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Diffstat (limited to 'media/libstagefright/codecs/on2/h264dec/omxdl/arm11/vc/api/omxVC.h')
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diff --git a/media/libstagefright/codecs/on2/h264dec/omxdl/arm11/vc/api/omxVC.h b/media/libstagefright/codecs/on2/h264dec/omxdl/arm11/vc/api/omxVC.h deleted file mode 100644 index 7b3cc72..0000000 --- a/media/libstagefright/codecs/on2/h264dec/omxdl/arm11/vc/api/omxVC.h +++ /dev/null @@ -1,4381 +0,0 @@ -/** - * File: omxVC.h - * Brief: OpenMAX DL v1.0.2 - Video Coding library - * - * Copyright © 2005-2008 The Khronos Group Inc. All Rights Reserved. - * - * These materials are protected by copyright laws and contain material - * proprietary to the Khronos Group, Inc. You may use these materials - * for implementing Khronos specifications, without altering or removing - * any trademark, copyright or other notice from the specification. - * - * Khronos Group makes no, and expressly disclaims any, representations - * or warranties, express or implied, regarding these materials, including, - * without limitation, any implied warranties of merchantability or fitness - * for a particular purpose or non-infringement of any intellectual property. - * Khronos Group makes no, and expressly disclaims any, warranties, express - * or implied, regarding the correctness, accuracy, completeness, timeliness, - * and reliability of these materials. - * - * Under no circumstances will the Khronos Group, or any of its Promoters, - * Contributors or Members or their respective partners, officers, directors, - * employees, agents or representatives be liable for any damages, whether - * direct, indirect, special or consequential damages for lost revenues, - * lost profits, or otherwise, arising from or in connection with these - * materials. - * - * Khronos and OpenMAX are trademarks of the Khronos Group Inc. - * - */ - -/* *****************************************************************************************/ - -#ifndef _OMXVC_H_ -#define _OMXVC_H_ - -#include "omxtypes.h" - -#ifdef __cplusplus -extern "C" { -#endif - - -/* 6.1.1.1 Motion Vectors */ -/* In omxVC, motion vectors are represented as follows: */ - -typedef struct { - OMX_S16 dx; - OMX_S16 dy; -} OMXVCMotionVector; - - - -/** - * Function: omxVCCOMM_Average_8x (6.1.3.1.1) - * - * Description: - * This function calculates the average of two 8x4, 8x8, or 8x16 blocks. The - * result is rounded according to (a+b+1)/2. The block average function can - * be used in conjunction with half-pixel interpolation to obtain quarter - * pixel motion estimates, as described in [ISO14496-10], subclause 8.4.2.2.1. - * - * Input Arguments: - * - * pPred0 - Pointer to the top-left corner of reference block 0 - * pPred1 - Pointer to the top-left corner of reference block 1 - * iPredStep0 - Step of reference block 0 - * iPredStep1 - Step of reference block 1 - * iDstStep - Step of the destination buffer. - * iHeight - Height of the blocks - * - * Output Arguments: - * - * pDstPred - Pointer to the destination buffer. 8-byte aligned. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned under any of the following - * conditions: - * - one or more of the following pointers is NULL: pPred0, pPred1, or - * pDstPred. - * - pDstPred is not aligned on an 8-byte boundary. - * - iPredStep0 <= 0 or iPredStep0 is not a multiple of 8. - * - iPredStep1 <= 0 or iPredStep1 is not a multiple of 8. - * - iDstStep <= 0 or iDstStep is not a multiple of 8. - * - iHeight is not 4, 8, or 16. - * - */ -OMXResult omxVCCOMM_Average_8x ( - const OMX_U8 *pPred0, - const OMX_U8 *pPred1, - OMX_U32 iPredStep0, - OMX_U32 iPredStep1, - OMX_U8 *pDstPred, - OMX_U32 iDstStep, - OMX_U32 iHeight -); - - - -/** - * Function: omxVCCOMM_Average_16x (6.1.3.1.2) - * - * Description: - * This function calculates the average of two 16x16 or 16x8 blocks. The - * result is rounded according to (a+b+1)/2. The block average function can - * be used in conjunction with half-pixel interpolation to obtain quarter - * pixel motion estimates, as described in [ISO14496-10], subclause 8.4.2.2.1. - * - * Input Arguments: - * - * pPred0 - Pointer to the top-left corner of reference block 0 - * pPred1 - Pointer to the top-left corner of reference block 1 - * iPredStep0 - Step of reference block 0 - * iPredStep1 - Step of reference block 1 - * iDstStep - Step of the destination buffer - * iHeight - Height of the blocks - * - * Output Arguments: - * - * pDstPred - Pointer to the destination buffer. 16-byte aligned. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned under any of the following - * conditions: - * - one or more of the following pointers is NULL: pPred0, pPred1, or - * pDstPred. - * - pDstPred is not aligned on a 16-byte boundary. - * - iPredStep0 <= 0 or iPredStep0 is not a multiple of 16. - * - iPredStep1 <= 0 or iPredStep1 is not a multiple of 16. - * - iDstStep <= 0 or iDstStep is not a multiple of 16. - * - iHeight is not 8 or 16. - * - */ -OMXResult omxVCCOMM_Average_16x ( - const OMX_U8 *pPred0, - const OMX_U8 *pPred1, - OMX_U32 iPredStep0, - OMX_U32 iPredStep1, - OMX_U8 *pDstPred, - OMX_U32 iDstStep, - OMX_U32 iHeight -); - - - -/** - * Function: omxVCCOMM_ExpandFrame_I (6.1.3.2.1) - * - * Description: - * This function expands a reconstructed frame in-place. The unexpanded - * source frame should be stored in a plane buffer with sufficient space - * pre-allocated for edge expansion, and the input frame should be located in - * the plane buffer center. This function executes the pixel expansion by - * replicating source frame edge pixel intensities in the empty pixel - * locations (expansion region) between the source frame edge and the plane - * buffer edge. The width/height of the expansion regions on the - * horizontal/vertical edges is controlled by the parameter iExpandPels. - * - * Input Arguments: - * - * pSrcDstPlane - pointer to the top-left corner of the frame to be - * expanded; must be aligned on an 8-byte boundary. - * iFrameWidth - frame width; must be a multiple of 8. - * iFrameHeight -frame height; must be a multiple of 8. - * iExpandPels - number of pixels to be expanded in the horizontal and - * vertical directions; must be a multiple of 8. - * iPlaneStep - distance, in bytes, between the start of consecutive lines - * in the plane buffer; must be larger than or equal to - * (iFrameWidth + 2 * iExpandPels). - * - * Output Arguments: - * - * pSrcDstPlane -Pointer to the top-left corner of the frame (NOT the - * top-left corner of the plane); must be aligned on an 8-byte - * boundary. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned under any of the following - * conditions: - * - pSrcDstPlane is NULL. - * - pSrcDstPlane is not aligned on an 8-byte boundary. - * - one of the following parameters is either equal to zero or is a - * non-multiple of 8: iFrameHeight, iFrameWidth, iPlaneStep, or - * iExpandPels. - * - iPlaneStep < (iFrameWidth + 2 * iExpandPels). - * - */ -OMXResult omxVCCOMM_ExpandFrame_I ( - OMX_U8 *pSrcDstPlane, - OMX_U32 iFrameWidth, - OMX_U32 iFrameHeight, - OMX_U32 iExpandPels, - OMX_U32 iPlaneStep -); - - - -/** - * Function: omxVCCOMM_Copy8x8 (6.1.3.3.1) - * - * Description: - * Copies the reference 8x8 block to the current block. - * - * Input Arguments: - * - * pSrc - pointer to the reference block in the source frame; must be - * aligned on an 8-byte boundary. - * step - distance between the starts of consecutive lines in the reference - * frame, in bytes; must be a multiple of 8 and must be larger than - * or equal to 8. - * - * Output Arguments: - * - * pDst - pointer to the destination block; must be aligned on an 8-byte - * boundary. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned under any of the following - * conditions: - * - one or more of the following pointers is NULL: pSrc, pDst - * - one or more of the following pointers is not aligned on an 8-byte - * boundary: pSrc, pDst - * - step <8 or step is not a multiple of 8. - * - */ -OMXResult omxVCCOMM_Copy8x8 ( - const OMX_U8 *pSrc, - OMX_U8 *pDst, - OMX_INT step -); - - - -/** - * Function: omxVCCOMM_Copy16x16 (6.1.3.3.2) - * - * Description: - * Copies the reference 16x16 macroblock to the current macroblock. - * - * Input Arguments: - * - * pSrc - pointer to the reference macroblock in the source frame; must be - * aligned on a 16-byte boundary. - * step - distance between the starts of consecutive lines in the reference - * frame, in bytes; must be a multiple of 16 and must be larger - * than or equal to 16. - * - * Output Arguments: - * - * pDst - pointer to the destination macroblock; must be aligned on a - * 16-byte boundary. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned under any of the following - * conditions: - * - one or more of the following pointers is NULL: pSrc, pDst - * - one or more of the following pointers is not aligned on a 16-byte - * boundary: pSrc, pDst - * - step <16 or step is not a multiple of 16. - * - */ -OMXResult omxVCCOMM_Copy16x16 ( - const OMX_U8 *pSrc, - OMX_U8 *pDst, - OMX_INT step -); - - - -/** - * Function: omxVCCOMM_ComputeTextureErrorBlock_SAD (6.1.4.1.1) - * - * Description: - * Computes texture error of the block; also returns SAD. - * - * Input Arguments: - * - * pSrc - pointer to the source plane; must be aligned on an 8-byte - * boundary. - * srcStep - step of the source plane - * pSrcRef - pointer to the reference buffer, an 8x8 block; must be aligned - * on an 8-byte boundary. - * - * Output Arguments: - * - * pDst - pointer to the destination buffer, an 8x8 block; must be aligned - * on an 8-byte boundary. - * pDstSAD - pointer to the Sum of Absolute Differences (SAD) value - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments - * - At least one of the following - * pointers is NULL: pSrc, pSrcRef, pDst and pDstSAD. - * - pSrc is not 8-byte aligned. - * - SrcStep <= 0 or srcStep is not a multiple of 8. - * - pSrcRef is not 8-byte aligned. - * - pDst is not 8-byte aligned. - * - */ -OMXResult omxVCCOMM_ComputeTextureErrorBlock_SAD ( - const OMX_U8 *pSrc, - OMX_INT srcStep, - const OMX_U8 *pSrcRef, - OMX_S16 *pDst, - OMX_INT *pDstSAD -); - - - -/** - * Function: omxVCCOMM_ComputeTextureErrorBlock (6.1.4.1.2) - * - * Description: - * Computes the texture error of the block. - * - * Input Arguments: - * - * pSrc - pointer to the source plane. This should be aligned on an 8-byte - * boundary. - * srcStep - step of the source plane - * pSrcRef - pointer to the reference buffer, an 8x8 block. This should be - * aligned on an 8-byte boundary. - * - * Output Arguments: - * - * pDst - pointer to the destination buffer, an 8x8 block. This should be - * aligned on an 8-byte boundary. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments: - * - At least one of the following pointers is NULL: - * pSrc, pSrcRef, pDst. - * - pSrc is not 8-byte aligned. - * - SrcStep <= 0 or srcStep is not a multiple of 8. - * - pSrcRef is not 8-byte aligned. - * - pDst is not 8-byte aligned - * - */ -OMXResult omxVCCOMM_ComputeTextureErrorBlock ( - const OMX_U8 *pSrc, - OMX_INT srcStep, - const OMX_U8 *pSrcRef, - OMX_S16 *pDst -); - - - -/** - * Function: omxVCCOMM_LimitMVToRect (6.1.4.1.3) - * - * Description: - * Limits the motion vector associated with the current block/macroblock to - * prevent the motion compensated block/macroblock from moving outside a - * bounding rectangle as shown in Figure 6-1. - * - * Input Arguments: - * - * pSrcMV - pointer to the motion vector associated with the current block - * or macroblock - * pRectVOPRef - pointer to the bounding rectangle - * Xcoord, Ycoord - coordinates of the current block or macroblock - * size - size of the current block or macroblock; must be equal to 8 or - * 16. - * - * Output Arguments: - * - * pDstMV - pointer to the limited motion vector - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments. Returned if one or more of the - * following conditions is true: - * - at least one of the following pointers is NULL: - * pSrcMV, pDstMV, or pRectVOPRef. - * - size is not equal to either 8 or 16. - * - the width or height of the bounding rectangle is less than - * twice the block size. - */ -OMXResult omxVCCOMM_LimitMVToRect ( - const OMXVCMotionVector *pSrcMV, - OMXVCMotionVector *pDstMV, - const OMXRect *pRectVOPRef, - OMX_INT Xcoord, - OMX_INT Ycoord, - OMX_INT size -); - - - -/** - * Function: omxVCCOMM_SAD_16x (6.1.4.1.4) - * - * Description: - * This function calculates the SAD for 16x16 and 16x8 blocks. - * - * Input Arguments: - * - * pSrcOrg - Pointer to the original block; must be aligned on a 16-byte - * boundary. - * iStepOrg - Step of the original block buffer - * pSrcRef - Pointer to the reference block - * iStepRef - Step of the reference block buffer - * iHeight - Height of the block - * - * Output Arguments: - * - * pDstSAD - Pointer of result SAD - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments. Returned if one or more of the - * following conditions is true: - * - at least one of the following pointers is NULL: - * pSrcOrg, pDstSAD, or pSrcRef - * - pSrcOrg is not 16-byte aligned. - * - iStepOrg <= 0 or iStepOrg is not a multiple of 16 - * - iStepRef <= 0 or iStepRef is not a multiple of 16 - * - iHeight is not 8 or 16 - * - */ -OMXResult omxVCCOMM_SAD_16x ( - const OMX_U8 *pSrcOrg, - OMX_U32 iStepOrg, - const OMX_U8 *pSrcRef, - OMX_U32 iStepRef, - OMX_S32 *pDstSAD, - OMX_U32 iHeight -); - - - -/** - * Function: omxVCCOMM_SAD_8x (6.1.4.1.5) - * - * Description: - * This function calculates the SAD for 8x16, 8x8, 8x4 blocks. - * - * Input Arguments: - * - * pSrcOrg - Pointer to the original block; must be aligned on a 8-byte - * boundary. - * iStepOrg - Step of the original block buffer - * pSrcRef - Pointer to the reference block - * iStepRef - Step of the reference block buffer - * iHeight - Height of the block - * - * Output Arguments: - * - * pDstSAD -Pointer of result SAD - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments. Returned if one or more of the - * following conditions is true: - * - at least one of the following pointers is NULL: - * pSrcOrg, pDstSAD, or pSrcRef - * - pSrcOrg is not 8-byte aligned. - * - iStepOrg <= 0 or iStepOrg is not a multiple of 8 - * - iStepRef <= 0 or iStepRef is not a multiple of 8 - * - iHeight is not 4, 8 or 16 - * - */ -OMXResult omxVCCOMM_SAD_8x ( - const OMX_U8 *pSrcOrg, - OMX_U32 iStepOrg, - const OMX_U8 *pSrcRef, - OMX_U32 iStepRef, - OMX_S32*pDstSAD, - OMX_U32 iHeight -); - - - -/* 6.2.1.1 Direction */ -/* The direction enumerator is used with functions that perform AC/DC prediction and zig-zag scan. */ - -enum { - OMX_VC_NONE = 0, - OMX_VC_HORIZONTAL = 1, - OMX_VC_VERTICAL = 2 -}; - - - -/* 6.2.1.2 Bilinear Interpolation */ -/* The bilinear interpolation enumerator is used with motion estimation, motion compensation, and reconstruction functions. */ - -enum { - OMX_VC_INTEGER_PIXEL = 0, /* case a */ - OMX_VC_HALF_PIXEL_X = 1, /* case b */ - OMX_VC_HALF_PIXEL_Y = 2, /* case c */ - OMX_VC_HALF_PIXEL_XY = 3 /* case d */ -}; - - - -/* 6.2.1.3 Neighboring Macroblock Availability */ -/* Neighboring macroblock availability is indicated using the following flags: */ - -enum { - OMX_VC_UPPER = 1, /** above macroblock is available */ - OMX_VC_LEFT = 2, /** left macroblock is available */ - OMX_VC_CENTER = 4, - OMX_VC_RIGHT = 8, - OMX_VC_LOWER = 16, - OMX_VC_UPPER_LEFT = 32, /** above-left macroblock is available */ - OMX_VC_UPPER_RIGHT = 64, /** above-right macroblock is available */ - OMX_VC_LOWER_LEFT = 128, - OMX_VC_LOWER_RIGHT = 256 -}; - - - -/* 6.2.1.4 Video Components */ -/* A data type that enumerates video components is defined as follows: */ - -typedef enum { - OMX_VC_LUMINANCE, /** Luminance component */ - OMX_VC_CHROMINANCE /** chrominance component */ -} OMXVCM4P2VideoComponent; - - - -/* 6.2.1.5 MacroblockTypes */ -/* A data type that enumerates macroblock types is defined as follows: */ - -typedef enum { - OMX_VC_INTER = 0, /** P picture or P-VOP */ - OMX_VC_INTER_Q = 1, /** P picture or P-VOP */ - OMX_VC_INTER4V = 2, /** P picture or P-VOP */ - OMX_VC_INTRA = 3, /** I and P picture, I- and P-VOP */ - OMX_VC_INTRA_Q = 4, /** I and P picture, I- and P-VOP */ - OMX_VC_INTER4V_Q = 5 /** P picture or P-VOP (H.263)*/ -} OMXVCM4P2MacroblockType; - - - -/* 6.2.1.6 Coordinates */ -/* Coordinates are represented as follows: */ - -typedef struct { - OMX_INT x; - OMX_INT y; -} OMXVCM4P2Coordinate; - - - -/* 6.2.1.7 Motion Estimation Algorithms */ -/* A data type that enumerates motion estimation search methods is defined as follows: */ - -typedef enum { - OMX_VC_M4P2_FAST_SEARCH = 0, /** Fast motion search */ - OMX_VC_M4P2_FULL_SEARCH = 1 /** Full motion search */ -} OMXVCM4P2MEMode; - - - -/* 6.2.1.8 Motion Estimation Parameters */ -/* A data structure containing control parameters for - * motion estimation functions is defined as follows: - */ - -typedef struct { - OMX_INT searchEnable8x8; /** enables 8x8 search */ - OMX_INT halfPelSearchEnable; /** enables half-pel resolution */ - OMX_INT searchRange; /** search range */ - OMX_INT rndVal; /** rounding control; 0-disabled, 1-enabled*/ -} OMXVCM4P2MEParams; - - - -/* 6.2.1.9 Macroblock Information */ -/* A data structure containing macroblock parameters for - * motion estimation functions is defined as follows: - */ - -typedef struct { - OMX_S32 sliceId; /* slice number */ - OMXVCM4P2MacroblockType mbType; /* MB type: OMX_VC_INTRA, OMX_VC_INTER, or OMX_VC_INTER4 */ - OMX_S32 qp; /* quantization parameter*/ - OMX_U32 cbpy; /* CBP Luma */ - OMX_U32 cbpc; /* CBP Chroma */ - OMXVCMotionVector pMV0[2][2]; /* motion vector, represented using 1/2-pel units, - * pMV0[blocky][blockx] (blocky = 0~1, blockx =0~1) - */ - OMXVCMotionVector pMVPred[2][2]; /* motion vector prediction, represented using 1/2-pel units, - * pMVPred[blocky][blockx] (blocky = 0~1, blockx = 0~1) - */ - OMX_U8 pPredDir[2][2]; /* AC prediction direction: - * OMX_VC_NONE, OMX_VC_VERTICAL, OMX_VC_HORIZONTAL - */ -} OMXVCM4P2MBInfo, *OMXVCM4P2MBInfoPtr; - - - -/** - * Function: omxVCM4P2_FindMVpred (6.2.3.1.1) - * - * Description: - * Predicts a motion vector for the current block using the procedure - * specified in [ISO14496-2], subclause 7.6.5. The resulting predicted MV is - * returned in pDstMVPred. If the parameter pDstMVPredME if is not NULL then - * the set of three MV candidates used for prediction is also returned, - * otherwise pDstMVPredMEis NULL upon return. - * - * Input Arguments: - * - * pSrcMVCurMB - pointer to the MV buffer associated with the current Y - * macroblock; a value of NULL indicates unavailability. - * pSrcCandMV1 - pointer to the MV buffer containing the 4 MVs associated - * with the MB located to the left of the current MB; set to NULL - * if there is no MB to the left. - * pSrcCandMV2 - pointer to the MV buffer containing the 4 MVs associated - * with the MB located above the current MB; set to NULL if there - * is no MB located above the current MB. - * pSrcCandMV3 - pointer to the MV buffer containing the 4 MVs associated - * with the MB located to the right and above the current MB; set - * to NULL if there is no MB located to the above-right. - * iBlk - the index of block in the current macroblock - * pDstMVPredME - MV candidate return buffer; if set to NULL then - * prediction candidate MVs are not returned and pDstMVPredME will - * be NULL upon function return; if pDstMVPredME is non-NULL then it - * must point to a buffer containing sufficient space for three - * return MVs. - * - * Output Arguments: - * - * pDstMVPred - pointer to the predicted motion vector - * pDstMVPredME - if non-NULL upon input then pDstMVPredME points upon - * return to a buffer containing the three motion vector candidates - * used for prediction as specified in [ISO14496-2], subclause - * 7.6.5, otherwise if NULL upon input then pDstMVPredME is NULL - * upon output. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned under any of the following - * conditions: - * - the pointer pDstMVPred is NULL - * - the parameter iBlk does not fall into the range 0 <= iBlk<=3 - * - */ -OMXResult omxVCM4P2_FindMVpred ( - const OMXVCMotionVector *pSrcMVCurMB, - const OMXVCMotionVector *pSrcCandMV1, - const OMXVCMotionVector *pSrcCandMV2, - const OMXVCMotionVector *pSrcCandMV3, - OMXVCMotionVector *pDstMVPred, - OMXVCMotionVector *pDstMVPredME, - OMX_INT iBlk -); - - - -/** - * Function: omxVCM4P2_IDCT8x8blk (6.2.3.2.1) - * - * Description: - * Computes a 2D inverse DCT for a single 8x8 block, as defined in - * [ISO14496-2]. - * - * Input Arguments: - * - * pSrc - pointer to the start of the linearly arranged IDCT input buffer; - * must be aligned on a 16-byte boundary. According to - * [ISO14496-2], the input coefficient values should lie within the - * range [-2048, 2047]. - * - * Output Arguments: - * - * pDst - pointer to the start of the linearly arranged IDCT output buffer; - * must be aligned on a 16-byte boundary. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments: - * - pSrc or pDst is NULL. - * - pSrc or pDst is not 16-byte aligned. - * - */ -OMXResult omxVCM4P2_IDCT8x8blk ( - const OMX_S16 *pSrc, - OMX_S16 *pDst -); - - - -/** - * Function: omxVCM4P2_MEGetBufSize (6.2.4.1.1) - * - * Description: - * Computes the size, in bytes, of the vendor-specific specification - * structure for the following motion estimation functions: - * BlockMatch_Integer_8x8, BlockMatch_Integer_16x16, and MotionEstimationMB. - * - * Input Arguments: - * - * MEmode - motion estimation mode; available modes are defined by the - * enumerated type OMXVCM4P2MEMode - * pMEParams - motion estimation parameters - * - * Output Arguments: - * - * pSize - pointer to the number of bytes required for the specification - * structure - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - one or more of the following is true: - * - an invalid value was specified for the parameter MEmode - * - a negative or zero value was specified for the - * parameter pMEParams->searchRange - * - */ -OMXResult omxVCM4P2_MEGetBufSize ( - OMXVCM4P2MEMode MEmode, - const OMXVCM4P2MEParams *pMEParams, - OMX_U32 *pSize -); - - - -/** - * Function: omxVCM4P2_MEInit (6.2.4.1.2) - * - * Description: - * Initializes the vendor-specific specification structure required for the - * following motion estimation functions: BlockMatch_Integer_8x8, - * BlockMatch_Integer_16x16, and MotionEstimationMB. Memory for the - * specification structure *pMESpec must be allocated prior to calling the - * function, and should be aligned on a 4-byte boundary. Following - * initialization by this function, the vendor-specific structure *pMESpec - * should contain an implementation-specific representation of all motion - * estimation parameters received via the structure pMEParams, for example - * rndVal, searchRange, etc. The number of bytes required for the - * specification structure can be determined using the function - * omxVCM4P2_MEGetBufSize. - * - * Input Arguments: - * - * MEmode - motion estimation mode; available modes are defined by the - * enumerated type OMXVCM4P2MEMode - * pMEParams - motion estimation parameters - * pMESpec - pointer to the uninitialized ME specification structure - * - * Output Arguments: - * - * pMESpec - pointer to the initialized ME specification structure - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - one or more of the following is true: - * - an invalid value was specified for the parameter MEmode - * - a negative or zero value was specified for the - * parameter pMEParams->searchRange - * - */ -OMXResult omxVCM4P2_MEInit ( - OMXVCM4P2MEMode MEmode, - const OMXVCM4P2MEParams*pMEParams, - void *pMESpec -); - - - -/** - * Function: omxVCM4P2_BlockMatch_Integer_16x16 (6.2.4.2.1) - * - * Description: - * Performs a 16x16 block search; estimates motion vector and associated - * minimum SAD. Both the input and output motion vectors are represented using - * half-pixel units, and therefore a shift left or right by 1 bit may be - * required, respectively, to match the input or output MVs with other - * functions that either generate output MVs or expect input MVs represented - * using integer pixel units. - * - * Input Arguments: - * - * pSrcRefBuf - pointer to the reference Y plane; points to the reference - * MB that corresponds to the location of the current macroblock in - * the current plane. - * refWidth - width of the reference plane - * pRefRect - pointer to the valid reference plane rectangle; coordinates - * are specified relative to the image origin. Rectangle - * boundaries may extend beyond image boundaries if the image has - * been padded. For example, if padding extends 4 pixels beyond - * frame border, then the value for the left border could be set to - * -4. - * pSrcCurrBuf - pointer to the current block in the current macroblock - * buffer extracted from the original plane (linear array, 256 - * entries); must be aligned on a 16-byte boundary. The number of - * bytes between lines (step) is 16. - * pCurrPointPos - position of the current macroblock in the current plane - * pSrcPreMV - pointer to predicted motion vector; NULL indicates no - * predicted MV - * pSrcPreSAD - pointer to SAD associated with the predicted MV (referenced - * by pSrcPreMV); may be set to NULL if unavailable. - * pMESpec - vendor-specific motion estimation specification structure; - * must have been allocated and then initialized using - * omxVCM4P2_MEInit prior to calling the block matching function. - * - * Output Arguments: - * - * pDstMV - pointer to estimated MV - * pDstSAD - pointer to minimum SAD - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments. Returned if one of the following - * conditions is true: - * - at least one of the following pointers is NULL: pSrcRefBuf, - * pRefRect, pSrcCurrBuff, pCurrPointPos, pDstMV, pDstSAD or - * pMESpec, or - * - pSrcCurrBuf is not 16-byte aligned - * - */ -OMXResult omxVCM4P2_BlockMatch_Integer_16x16 ( - const OMX_U8 *pSrcRefBuf, - OMX_INT refWidth, - const OMXRect *pRefRect, - const OMX_U8 *pSrcCurrBuf, - const OMXVCM4P2Coordinate *pCurrPointPos, - const OMXVCMotionVector*pSrcPreMV, - const OMX_INT *pSrcPreSAD, - void *pMESpec, - OMXVCMotionVector*pDstMV, - OMX_INT *pDstSAD -); - - - -/** - * Function: omxVCM4P2_BlockMatch_Integer_8x8 (6.2.4.2.2) - * - * Description: - * Performs an 8x8 block search; estimates motion vector and associated - * minimum SAD. Both the input and output motion vectors are represented - * using half-pixel units, and therefore a shift left or right by 1 bit may be - * required, respectively, to match the input or output MVs with other - * functions that either generate output MVs or expect input MVs represented - * using integer pixel units. - * - * Input Arguments: - * - * pSrcRefBuf - pointer to the reference Y plane; points to the reference - * block that corresponds to the location of the current 8x8 block - * in the current plane. - * refWidth - width of the reference plane - * pRefRect - pointer to the valid reference plane rectangle; coordinates - * are specified relative to the image origin. Rectangle - * boundaries may extend beyond image boundaries if the image has - * been padded. - * pSrcCurrBuf - pointer to the current block in the current macroblock - * buffer extracted from the original plane (linear array, 128 - * entries); must be aligned on an 8-byte boundary. The number of - * bytes between lines (step) is 16 bytes. - * pCurrPointPos - position of the current block in the current plane - * pSrcPreMV - pointer to predicted motion vector; NULL indicates no - * predicted MV - * pSrcPreSAD - pointer to SAD associated with the predicted MV (referenced - * by pSrcPreMV); may be set to NULL if unavailable. - * pMESpec - vendor-specific motion estimation specification structure; - * must have been allocated and then initialized using - * omxVCM4P2_MEInit prior to calling the block matching function. - * - * Output Arguments: - * - * pDstMV - pointer to estimated MV - * pDstSAD - pointer to minimum SAD - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments. Returned if one of the following - * conditions is true: - * - at least one of the following pointers is NULL: pSrcRefBuf, - * pRefRect, pSrcCurrBuff, pCurrPointPos, pDstMV, pDstSAD or - * pMESpec, or - * - pSrcCurrBuf is not 8-byte aligned - * - */ -OMXResult omxVCM4P2_BlockMatch_Integer_8x8 ( - const OMX_U8 *pSrcRefBuf, - OMX_INT refWidth, - const OMXRect *pRefRect, - const OMX_U8 *pSrcCurrBuf, - const OMXVCM4P2Coordinate *pCurrPointPos, - const OMXVCMotionVector *pSrcPreMV, - const OMX_INT *pSrcPreSAD, - void *pMESpec, - OMXVCMotionVector *pDstMV, - OMX_INT *pDstSAD -); - - - -/** - * Function: omxVCM4P2_BlockMatch_Half_16x16 (6.2.4.2.3) - * - * Description: - * Performs a 16x16 block match with half-pixel resolution. Returns the - * estimated motion vector and associated minimum SAD. This function - * estimates the half-pixel motion vector by interpolating the integer - * resolution motion vector referenced by the input parameter pSrcDstMV, i.e., - * the initial integer MV is generated externally. The input parameters - * pSrcRefBuf and pSearchPointRefPos should be shifted by the winning MV of - * 16x16 integer search prior to calling BlockMatch_Half_16x16. The function - * BlockMatch_Integer_16x16 may be used for integer motion estimation. - * - * Input Arguments: - * - * pSrcRefBuf - pointer to the reference Y plane; points to the reference - * macroblock that corresponds to the location of the current - * macroblock in the current plane. - * refWidth - width of the reference plane - * pRefRect - reference plane valid region rectangle - * pSrcCurrBuf - pointer to the current block in the current macroblock - * buffer extracted from the original plane (linear array, 256 - * entries); must be aligned on a 16-byte boundary. The number of - * bytes between lines (step) is 16. - * pSearchPointRefPos - position of the starting point for half pixel - * search (specified in terms of integer pixel units) in the - * reference plane, i.e., the reference position pointed to by the - * predicted motion vector. - * rndVal - rounding control parameter: 0 - disabled; 1 - enabled. - * pSrcDstMV - pointer to the initial MV estimate; typically generated - * during a prior 16X16 integer search; specified in terms of - * half-pixel units. - * - * Output Arguments: - * - * pSrcDstMV - pointer to estimated MV - * pDstSAD - pointer to minimum SAD - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments. Returned if one of the following - * conditions is true: - * - at least one of the following pointers is NULL: pSrcRefBuf, - * pRefRect, pSrcCurrBuff, pSearchPointRefPos, pSrcDstMV. - * - pSrcCurrBuf is not 16-byte aligned, or - * - */ -OMXResult omxVCM4P2_BlockMatch_Half_16x16 ( - const OMX_U8 *pSrcRefBuf, - OMX_INT refWidth, - const OMXRect *pRefRect, - const OMX_U8 *pSrcCurrBuf, - const OMXVCM4P2Coordinate *pSearchPointRefPos, - OMX_INT rndVal, - OMXVCMotionVector *pSrcDstMV, - OMX_INT *pDstSAD -); - - - -/** - * Function: omxVCM4P2_BlockMatch_Half_8x8 (6.2.4.2.4) - * - * Description: - * Performs an 8x8 block match with half-pixel resolution. Returns the - * estimated motion vector and associated minimum SAD. This function - * estimates the half-pixel motion vector by interpolating the integer - * resolution motion vector referenced by the input parameter pSrcDstMV, i.e., - * the initial integer MV is generated externally. The input parameters - * pSrcRefBuf and pSearchPointRefPos should be shifted by the winning MV of - * 8x8 integer search prior to calling BlockMatch_Half_8x8. The function - * BlockMatch_Integer_8x8 may be used for integer motion estimation. - * - * Input Arguments: - * - * pSrcRefBuf - pointer to the reference Y plane; points to the reference - * block that corresponds to the location of the current 8x8 block - * in the current plane. - * refWidth - width of the reference plane - * pRefRect - reference plane valid region rectangle - * pSrcCurrBuf - pointer to the current block in the current macroblock - * buffer extracted from the original plane (linear array, 128 - * entries); must be aligned on a 8-byte boundary. The number of - * bytes between lines (step) is 16. - * pSearchPointRefPos - position of the starting point for half pixel - * search (specified in terms of integer pixel units) in the - * reference plane. - * rndVal - rounding control parameter: 0 - disabled; 1 - enabled. - * pSrcDstMV - pointer to the initial MV estimate; typically generated - * during a prior 8x8 integer search, specified in terms of - * half-pixel units. - * - * Output Arguments: - * - * pSrcDstMV - pointer to estimated MV - * pDstSAD - pointer to minimum SAD - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments. Returned if one of the following - * conditions is true: - * - at least one of the following pointers is NULL: - * pSrcRefBuf, pRefRect, pSrcCurrBuff, pSearchPointRefPos, pSrcDstMV - * - pSrcCurrBuf is not 8-byte aligned - * - */ -OMXResult omxVCM4P2_BlockMatch_Half_8x8 ( - const OMX_U8 *pSrcRefBuf, - OMX_INT refWidth, - const OMXRect *pRefRect, - const OMX_U8 *pSrcCurrBuf, - const OMXVCM4P2Coordinate *pSearchPointRefPos, - OMX_INT rndVal, - OMXVCMotionVector *pSrcDstMV, - OMX_INT *pDstSAD -); - - - -/** - * Function: omxVCM4P2_MotionEstimationMB (6.2.4.3.1) - * - * Description: - * Performs motion search for a 16x16 macroblock. Selects best motion search - * strategy from among inter-1MV, inter-4MV, and intra modes. Supports - * integer and half pixel resolution. - * - * Input Arguments: - * - * pSrcCurrBuf - pointer to the top-left corner of the current MB in the - * original picture plane; must be aligned on a 16-byte boundary. - * The function does not expect source data outside the region - * bounded by the MB to be available; for example it is not - * necessary for the caller to guarantee the availability of - * pSrcCurrBuf[-SrcCurrStep], i.e., the row of pixels above the MB - * to be processed. - * srcCurrStep - width of the original picture plane, in terms of full - * pixels; must be a multiple of 16. - * pSrcRefBuf - pointer to the reference Y plane; points to the reference - * plane location corresponding to the location of the current - * macroblock in the current plane; must be aligned on a 16-byte - * boundary. - * srcRefStep - width of the reference picture plane, in terms of full - * pixels; must be a multiple of 16. - * pRefRect - reference plane valid region rectangle, specified relative to - * the image origin - * pCurrPointPos - position of the current macroblock in the current plane - * pMESpec - pointer to the vendor-specific motion estimation specification - * structure; must be allocated and then initialized using - * omxVCM4P2_MEInit prior to calling this function. - * pMBInfo - array, of dimension four, containing pointers to information - * associated with four nearby MBs: - * - pMBInfo[0] - pointer to left MB information - * - pMBInfo[1] - pointer to top MB information - * - pMBInfo[2] - pointer to top-left MB information - * - pMBInfo[3] - pointer to top-right MB information - * Any pointer in the array may be set equal to NULL if the - * corresponding MB doesn't exist. For each MB, the following structure - * members are used: - * - mbType - macroblock type, either OMX_VC_INTRA, OMX_VC_INTER, or - * OMX_VC_INTER4V - * - pMV0[2][2] - estimated motion vectors; represented - * in 1/2 pixel units - * - sliceID - number of the slice to which the MB belongs - * pSrcDstMBCurr - pointer to information structure for the current MB. - * The following entries should be set prior to calling the - * function: sliceID - the number of the slice the to which the - * current MB belongs. The structure elements cbpy and cbpc are - * ignored. - * - * Output Arguments: - * - * pSrcDstMBCurr - pointer to updated information structure for the current - * MB after MB-level motion estimation has been completed. The - * following structure members are updated by the ME function: - * - mbType - macroblock type: OMX_VC_INTRA, OMX_VC_INTER, or - * OMX_VC_INTER4V. - * - pMV0[2][2] - estimated motion vectors; represented in - * terms of 1/2 pel units. - * - pMVPred[2][2] - predicted motion vectors; represented - * in terms of 1/2 pel units. - * The structure members cbpy and cbpc are not updated by the function. - * pDstSAD - pointer to the minimum SAD for INTER1V, or sum of minimum SADs - * for INTER4V - * pDstBlockSAD - pointer to an array of SAD values for each of the four - * 8x8 luma blocks in the MB. The block SADs are in scan order for - * each MB. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments. Returned if one or more of the - * following conditions is true: - * - at least one of the following pointers is NULL: pSrcCurrBuf, - * pSrcRefBuf, pRefRect, pCurrPointPos, pMBInter, pMBIntra, - * pSrcDstMBCurr, or pDstSAD. - * - */ -OMXResult omxVCM4P2_MotionEstimationMB ( - const OMX_U8 *pSrcCurrBuf, - OMX_S32 srcCurrStep, - const OMX_U8 *pSrcRefBuf, - OMX_S32 srcRefStep, - const OMXRect*pRefRect, - const OMXVCM4P2Coordinate *pCurrPointPos, - void *pMESpec, - const OMXVCM4P2MBInfoPtr *pMBInfo, - OMXVCM4P2MBInfo *pSrcDstMBCurr, - OMX_U16 *pDstSAD, - OMX_U16 *pDstBlockSAD -); - - - -/** - * Function: omxVCM4P2_DCT8x8blk (6.2.4.4.1) - * - * Description: - * Computes a 2D forward DCT for a single 8x8 block, as defined in - * [ISO14496-2]. - * - * Input Arguments: - * - * pSrc - pointer to the start of the linearly arranged input buffer; must - * be aligned on a 16-byte boundary. Input values (pixel - * intensities) are valid in the range [-255,255]. - * - * Output Arguments: - * - * pDst - pointer to the start of the linearly arranged output buffer; must - * be aligned on a 16-byte boundary. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments, returned if: - * - pSrc or pDst is NULL. - * - pSrc or pDst is not 16-byte aligned. - * - */ -OMXResult omxVCM4P2_DCT8x8blk ( - const OMX_S16 *pSrc, - OMX_S16 *pDst -); - - - -/** - * Function: omxVCM4P2_QuantIntra_I (6.2.4.4.2) - * - * Description: - * Performs quantization on intra block coefficients. This function supports - * bits_per_pixel == 8. - * - * Input Arguments: - * - * pSrcDst - pointer to the input intra block coefficients; must be aligned - * on a 16-byte boundary. - * QP - quantization parameter (quantizer_scale). - * blockIndex - block index indicating the component type and position, - * valid in the range 0 to 5, as defined in [ISO14496-2], subclause - * 6.1.3.8. - * shortVideoHeader - binary flag indicating presence of - * short_video_header; shortVideoHeader==1 selects linear intra DC - * mode, and shortVideoHeader==0 selects non linear intra DC mode. - * - * Output Arguments: - * - * pSrcDst - pointer to the output (quantized) interblock coefficients. - * When shortVideoHeader==1, AC coefficients are saturated on the - * interval [-127, 127], and DC coefficients are saturated on the - * interval [1, 254]. When shortVideoHeader==0, AC coefficients - * are saturated on the interval [-2047, 2047]. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments: - * - pSrcDst is NULL. - * - blockIndex < 0 or blockIndex >= 10 - * - QP <= 0 or QP >= 32. - * - */ -OMXResult omxVCM4P2_QuantIntra_I ( - OMX_S16 *pSrcDst, - OMX_U8 QP, - OMX_INT blockIndex, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_QuantInter_I (6.2.4.4.3) - * - * Description: - * Performs quantization on an inter coefficient block; supports - * bits_per_pixel == 8. - * - * Input Arguments: - * - * pSrcDst - pointer to the input inter block coefficients; must be aligned - * on a 16-byte boundary. - * QP - quantization parameter (quantizer_scale) - * shortVideoHeader - binary flag indicating presence of short_video_header; - * shortVideoHeader==1 selects linear intra DC mode, and - * shortVideoHeader==0 selects non linear intra DC mode. - * - * Output Arguments: - * - * pSrcDst - pointer to the output (quantized) interblock coefficients. - * When shortVideoHeader==1, AC coefficients are saturated on the - * interval [-127, 127], and DC coefficients are saturated on the - * interval [1, 254]. When shortVideoHeader==0, AC coefficients - * are saturated on the interval [-2047, 2047]. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments: - * - pSrcDst is NULL. - * - QP <= 0 or QP >= 32. - * - */ -OMXResult omxVCM4P2_QuantInter_I ( - OMX_S16 *pSrcDst, - OMX_U8 QP, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_TransRecBlockCoef_intra (6.2.4.4.4) - * - * Description: - * Quantizes the DCT coefficients, implements intra block AC/DC coefficient - * prediction, and reconstructs the current intra block texture for prediction - * on the next frame. Quantized row and column coefficients are returned in - * the updated coefficient buffers. - * - * Input Arguments: - * - * pSrc - pointer to the pixels of current intra block; must be aligned on - * an 8-byte boundary. - * pPredBufRow - pointer to the coefficient row buffer containing - * ((num_mb_per_row * 2 + 1) * 8) elements of type OMX_S16. - * Coefficients are organized into blocks of eight as described - * below (Internal Prediction Coefficient Update Procedures). The - * DC coefficient is first, and the remaining buffer locations - * contain the quantized AC coefficients. Each group of eight row - * buffer elements combined with one element eight elements ahead - * contains the coefficient predictors of the neighboring block - * that is spatially above or to the left of the block currently to - * be decoded. A negative-valued DC coefficient indicates that this - * neighboring block is not INTRA-coded or out of bounds, and - * therefore the AC and DC coefficients are invalid. Pointer must - * be aligned on an 8-byte boundary. - * pPredBufCol - pointer to the prediction coefficient column buffer - * containing 16 elements of type OMX_S16. Coefficients are - * organized as described in section 6.2.2.5. Pointer must be - * aligned on an 8-byte boundary. - * pSumErr - pointer to a flag indicating whether or not AC prediction is - * required; AC prediction is enabled if *pSumErr >=0, but the - * value is not used for coefficient prediction, i.e., the sum of - * absolute differences starts from 0 for each call to this - * function. Otherwise AC prediction is disabled if *pSumErr < 0 . - * blockIndex - block index indicating the component type and position, as - * defined in [ISO14496-2], subclause 6.1.3.8. - * curQp - quantization parameter of the macroblock to which the current - * block belongs - * pQpBuf - pointer to a 2-element quantization parameter buffer; pQpBuf[0] - * contains the quantization parameter associated with the 8x8 - * block left of the current block (QPa), and pQpBuf[1] contains - * the quantization parameter associated with the 8x8 block above - * the current block (QPc). In the event that the corresponding - * block is outside of the VOP bound, the Qp value will not affect - * the intra prediction process, as described in [ISO14496-2], - * sub-clause 7.4.3.3, Adaptive AC Coefficient Prediction. - * srcStep - width of the source buffer; must be a multiple of 8. - * dstStep - width of the reconstructed destination buffer; must be a - * multiple of 16. - * shortVideoHeader - binary flag indicating presence of - * short_video_header; shortVideoHeader==1 selects linear intra DC - * mode, and shortVideoHeader==0 selects non linear intra DC mode. - * - * Output Arguments: - * - * pDst - pointer to the quantized DCT coefficient buffer; pDst[0] contains - * the predicted DC coefficient; the remaining entries contain the - * quantized AC coefficients (without prediction). The pointer - * pDstmust be aligned on a 16-byte boundary. - * pRec - pointer to the reconstructed texture; must be aligned on an - * 8-byte boundary. - * pPredBufRow - pointer to the updated coefficient row buffer - * pPredBufCol - pointer to the updated coefficient column buffer - * pPreACPredict - if prediction is enabled, the parameter points to the - * start of the buffer containing the coefficient differences for - * VLC encoding. The entry pPreACPredict[0]indicates prediction - * direction for the current block and takes one of the following - * values: OMX_VC_NONE (prediction disabled), OMX_VC_HORIZONTAL, or - * OMX_VC_VERTICAL. The entries - * pPreACPredict[1]-pPreACPredict[7]contain predicted AC - * coefficients. If prediction is disabled (*pSumErr<0) then the - * contents of this buffer are undefined upon return from the - * function - * pSumErr - pointer to the value of the accumulated AC coefficient errors, - * i.e., sum of the absolute differences between predicted and - * unpredicted AC coefficients - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - Bad arguments: - * - At least one of the following pointers is NULL: pSrc, pDst, pRec, - * pCoefBufRow, pCoefBufCol, pQpBuf, pPreACPredict, pSumErr. - * - blockIndex < 0 or blockIndex >= 10; - * - curQP <= 0 or curQP >= 32. - * - srcStep, or dstStep <= 0 or not a multiple of 8. - * - pDst is not 16-byte aligned: . - * - At least one of the following pointers is not 8-byte aligned: - * pSrc, pRec. - * - * Note: The coefficient buffers must be updated in accordance with the - * update procedures defined in section in 6.2.2. - * - */ -OMXResult omxVCM4P2_TransRecBlockCoef_intra ( - const OMX_U8 *pSrc, - OMX_S16 *pDst, - OMX_U8 *pRec, - OMX_S16 *pPredBufRow, - OMX_S16 *pPredBufCol, - OMX_S16 *pPreACPredict, - OMX_INT *pSumErr, - OMX_INT blockIndex, - OMX_U8 curQp, - const OMX_U8 *pQpBuf, - OMX_INT srcStep, - OMX_INT dstStep, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_TransRecBlockCoef_inter (6.2.4.4.5) - * - * Description: - * Implements DCT, and quantizes the DCT coefficients of the inter block - * while reconstructing the texture residual. There is no boundary check for - * the bit stream buffer. - * - * Input Arguments: - * - * pSrc -pointer to the residuals to be encoded; must be aligned on an - * 16-byte boundary. - * QP - quantization parameter. - * shortVideoHeader - binary flag indicating presence of short_video_header; - * shortVideoHeader==1 selects linear intra DC mode, and - * shortVideoHeader==0 selects non linear intra DC mode. - * - * Output Arguments: - * - * pDst - pointer to the quantized DCT coefficients buffer; must be aligned - * on a 16-byte boundary. - * pRec - pointer to the reconstructed texture residuals; must be aligned - * on a 16-byte boundary. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments: - * - At least one of the following pointers is either NULL or - * not 16-byte aligned: - * - pSrc - * - pDst - * - pRec - * - QP <= 0 or QP >= 32. - * - */ -OMXResult omxVCM4P2_TransRecBlockCoef_inter ( - const OMX_S16 *pSrc, - OMX_S16 *pDst, - OMX_S16 *pRec, - OMX_U8 QP, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_EncodeVLCZigzag_IntraDCVLC (6.2.4.5.2) - * - * Description: - * Performs zigzag scan and VLC encoding of AC and DC coefficients for one - * intra block. Two versions of the function (DCVLC and ACVLC) are provided - * in order to support the two different methods of processing DC - * coefficients, as described in [ISO14496-2], subclause 7.4.1.4, "Intra DC - * Coefficient Decoding for the Case of Switched VLC Encoding". - * - * Input Arguments: - * - * ppBitStream - double pointer to the current byte in the bitstream - * pBitOffset - pointer to the bit position in the byte pointed by - * *ppBitStream. Valid within 0 to 7. - * pQDctBlkCoef - pointer to the quantized DCT coefficient - * predDir - AC prediction direction, which is used to decide the zigzag - * scan pattern; takes one of the following values: - * - OMX_VC_NONE - AC prediction not used. - * Performs classical zigzag scan. - * - OMX_VC_HORIZONTAL - Horizontal prediction. - * Performs alternate-vertical zigzag scan. - * - OMX_VC_VERTICAL - Vertical prediction. - * Performs alternate-horizontal zigzag scan. - * pattern - block pattern which is used to decide whether this block is - * encoded - * shortVideoHeader - binary flag indicating presence of - * short_video_header; escape modes 0-3 are used if - * shortVideoHeader==0, and escape mode 4 is used when - * shortVideoHeader==1. - * videoComp - video component type (luminance, chrominance) of the current - * block - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after the block is encoded, so - * that it points to the current byte in the bit stream buffer. - * pBitOffset - *pBitOffset is updated so that it points to the current bit - * position in the byte pointed by *ppBitStream. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - Bad arguments: - * - At least one of the following pointers is NULL: ppBitStream, - * *ppBitStream, pBitOffset, pQDctBlkCoef. - * - *pBitOffset < 0, or *pBitOffset >7. - * - PredDir is not one of: OMX_VC_NONE, OMX_VC_HORIZONTAL, or - * OMX_VC_VERTICAL. - * - VideoComp is not one component of enum OMXVCM4P2VideoComponent. - * - */ -OMXResult omxVCM4P2_EncodeVLCZigzag_IntraDCVLC ( - OMX_U8 **ppBitStream, - OMX_INT *pBitOffset, - const OMX_S16 *pQDctBlkCoef, - OMX_U8 predDir, - OMX_U8 pattern, - OMX_INT shortVideoHeader, - OMXVCM4P2VideoComponent videoComp -); - - - -/** - * Function: omxVCM4P2_EncodeVLCZigzag_IntraACVLC (6.2.4.5.2) - * - * Description: - * Performs zigzag scan and VLC encoding of AC and DC coefficients for one - * intra block. Two versions of the function (DCVLC and ACVLC) are provided - * in order to support the two different methods of processing DC - * coefficients, as described in [ISO14496-2], subclause 7.4.1.4, Intra DC - * Coefficient Decoding for the Case of Switched VLC Encoding. - * - * Input Arguments: - * - * ppBitStream - double pointer to the current byte in the bitstream - * pBitOffset - pointer to the bit position in the byte pointed by - * *ppBitStream. Valid within 0 to 7. - * pQDctBlkCoef - pointer to the quantized DCT coefficient - * predDir - AC prediction direction, which is used to decide the zigzag - * scan pattern; takes one of the following values: - * - OMX_VC_NONE - AC prediction not used. - * Performs classical zigzag scan. - * - OMX_VC_HORIZONTAL - Horizontal prediction. - * Performs alternate-vertical zigzag scan. - * - OMX_VC_VERTICAL - Vertical prediction. - * Performs alternate-horizontal zigzag scan. - * pattern - block pattern which is used to decide whether this block is - * encoded - * shortVideoHeader - binary flag indicating presence of - * short_video_header; escape modes 0-3 are used if - * shortVideoHeader==0, and escape mode 4 is used when - * shortVideoHeader==1. - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after the block is encoded, so - * that it points to the current byte in the bit stream buffer. - * pBitOffset - *pBitOffset is updated so that it points to the current bit - * position in the byte pointed by *ppBitStream. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - Bad arguments: - * - At least one of the following pointers is NULL: ppBitStream, - * *ppBitStream, pBitOffset, pQDctBlkCoef. - * - *pBitOffset < 0, or *pBitOffset >7. - * - PredDir is not one of: OMX_VC_NONE, OMX_VC_HORIZONTAL, or - * OMX_VC_VERTICAL. - * - VideoComp is not one component of enum OMXVCM4P2VideoComponent. - * - */ -OMXResult omxVCM4P2_EncodeVLCZigzag_IntraACVLC ( - OMX_U8 **ppBitStream, - OMX_INT *pBitOffset, - const OMX_S16 *pQDctBlkCoef, - OMX_U8 predDir, - OMX_U8 pattern, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_EncodeVLCZigzag_Inter (6.2.4.5.3) - * - * Description: - * Performs classical zigzag scanning and VLC encoding for one inter block. - * - * Input Arguments: - * - * ppBitStream - pointer to the pointer to the current byte in the bit - * stream - * pBitOffset - pointer to the bit position in the byte pointed by - * *ppBitStream. Valid within 0 to 7 - * pQDctBlkCoef - pointer to the quantized DCT coefficient - * pattern - block pattern which is used to decide whether this block is - * encoded - * shortVideoHeader - binary flag indicating presence of - * short_video_header; escape modes 0-3 are used if - * shortVideoHeader==0, and escape mode 4 is used when - * shortVideoHeader==1. - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after the block is encoded so that - * it points to the current byte in the bit stream buffer. - * pBitOffset - *pBitOffset is updated so that it points to the current bit - * position in the byte pointed by *ppBitStream. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - Bad arguments - * - At least one of the pointers: is NULL: ppBitStream, *ppBitStream, - * pBitOffset, pQDctBlkCoef - * - *pBitOffset < 0, or *pBitOffset >7. - * - */ -OMXResult omxVCM4P2_EncodeVLCZigzag_Inter ( - OMX_U8 **ppBitStream, - OMX_INT *pBitOffset, - const OMX_S16 *pQDctBlkCoef, - OMX_U8 pattern, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_EncodeMV (6.2.4.5.4) - * - * Description: - * Predicts a motion vector for the current macroblock, encodes the - * difference, and writes the output to the stream buffer. The input MVs - * pMVCurMB, pSrcMVLeftMB, pSrcMVUpperMB, and pSrcMVUpperRightMB should lie - * within the ranges associated with the input parameter fcodeForward, as - * described in [ISO14496-2], subclause 7.6.3. This function provides a - * superset of the functionality associated with the function - * omxVCM4P2_FindMVpred. - * - * Input Arguments: - * - * ppBitStream - double pointer to the current byte in the bitstream buffer - * pBitOffset - index of the first free (next available) bit in the stream - * buffer referenced by *ppBitStream, valid in the range 0 to 7. - * pMVCurMB - pointer to the current macroblock motion vector; a value of - * NULL indicates unavailability. - * pSrcMVLeftMB - pointer to the source left macroblock motion vector; a - * value of NULLindicates unavailability. - * pSrcMVUpperMB - pointer to source upper macroblock motion vector; a - * value of NULL indicates unavailability. - * pSrcMVUpperRightMB - pointer to source upper right MB motion vector; a - * value of NULL indicates unavailability. - * fcodeForward - an integer with values from 1 to 7; used in encoding - * motion vectors related to search range, as described in - * [ISO14496-2], subclause 7.6.3. - * MBType - macro block type, valid in the range 0 to 5 - * - * Output Arguments: - * - * ppBitStream - updated pointer to the current byte in the bit stream - * buffer - * pBitOffset - updated index of the next available bit position in stream - * buffer referenced by *ppBitStream - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments - * - At least one of the following pointers is NULL: ppBitStream, - * *ppBitStream, pBitOffset, pMVCurMB - * - *pBitOffset < 0, or *pBitOffset >7. - * - fcodeForward <= 0, or fcodeForward > 7, or MBType < 0. - * - */ -OMXResult omxVCM4P2_EncodeMV ( - OMX_U8 **ppBitStream, - OMX_INT *pBitOffset, - const OMXVCMotionVector *pMVCurMB, - const OMXVCMotionVector*pSrcMVLeftMB, - const OMXVCMotionVector *pSrcMVUpperMB, - const OMXVCMotionVector *pSrcMVUpperRightMB, - OMX_INT fcodeForward, - OMXVCM4P2MacroblockType MBType -); - - - -/** - * Function: omxVCM4P2_DecodePadMV_PVOP (6.2.5.1.1) - * - * Description: - * Decodes and pads the four motion vectors associated with a non-intra P-VOP - * macroblock. For macroblocks of type OMX_VC_INTER4V, the output MV is - * padded as specified in [ISO14496-2], subclause 7.6.1.6. Otherwise, for - * macroblocks of types other than OMX_VC_INTER4V, the decoded MV is copied to - * all four output MV buffer entries. - * - * Input Arguments: - * - * ppBitStream - pointer to the pointer to the current byte in the bit - * stream buffer - * pBitOffset - pointer to the bit position in the byte pointed to by - * *ppBitStream. *pBitOffset is valid within [0-7]. - * pSrcMVLeftMB, pSrcMVUpperMB, and pSrcMVUpperRightMB - pointers to the - * motion vector buffers of the macroblocks specially at the left, - * upper, and upper-right side of the current macroblock, - * respectively; a value of NULL indicates unavailability. Note: - * Any neighborhood macroblock outside the current VOP or video - * packet or outside the current GOB (when short_video_header is - * 1 ) for which gob_header_empty is 0 is treated as - * transparent, according to [ISO14496-2], subclause 7.6.5. - * fcodeForward - a code equal to vop_fcode_forward in MPEG-4 bit stream - * syntax - * MBType - the type of the current macroblock. If MBType is not equal to - * OMX_VC_INTER4V, the destination motion vector buffer is still - * filled with the same decoded vector. - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after the block is decoded, so - * that it points to the current byte in the bit stream buffer - * pBitOffset - *pBitOffset is updated so that it points to the current bit - * position in the byte pointed by *ppBitStream - * pDstMVCurMB - pointer to the motion vector buffer for the current - * macroblock; contains four decoded motion vectors - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments: - * - At least one of the following pointers is NULL: - * ppBitStream, *ppBitStream, pBitOffset, pDstMVCurMB - * - *pBitOffset exceeds [0,7] - * - fcodeForward exceeds (0,7] - * - MBType less than zero - * - motion vector buffer is not 4-byte aligned. - * OMX_Sts_Err - status error - * - */ -OMXResult omxVCM4P2_DecodePadMV_PVOP ( - const OMX_U8 **ppBitStream, - OMX_INT *pBitOffset, - OMXVCMotionVector *pSrcMVLeftMB, - OMXVCMotionVector*pSrcMVUpperMB, - OMXVCMotionVector *pSrcMVUpperRightMB, - OMXVCMotionVector*pDstMVCurMB, - OMX_INT fcodeForward, - OMXVCM4P2MacroblockType MBType -); - - - -/** - * Function: omxVCM4P2_DecodeVLCZigzag_IntraDCVLC (6.2.5.2.2) - * - * Description: - * Performs VLC decoding and inverse zigzag scan of AC and DC coefficients - * for one intra block. Two versions of the function (DCVLC and ACVLC) are - * provided in order to support the two different methods of processing DC - * coefficients, as described in [ISO14496-2], subclause 7.4.1.4, Intra DC - * Coefficient Decoding for the Case of Switched VLC Encoding. - * - * Input Arguments: - * - * ppBitStream - pointer to the pointer to the current byte in the - * bitstream buffer - * pBitOffset - pointer to the bit position in the current byte referenced - * by *ppBitStream. The parameter *pBitOffset is valid in the - * range [0-7]. - * Bit Position in one byte: |Most Least| - * *pBitOffset |0 1 2 3 4 5 6 7| - * predDir - AC prediction direction; used to select the zigzag scan - * pattern; takes one of the following values: - * - OMX_VC_NONE - AC prediction not used; - * performs classical zigzag scan. - * - OMX_VC_HORIZONTAL - Horizontal prediction; - * performs alternate-vertical zigzag scan; - * - OMX_VC_VERTICAL - Vertical prediction; - * performs alternate-horizontal zigzag scan. - * shortVideoHeader - binary flag indicating presence of - * short_video_header; escape modes 0-3 are used if - * shortVideoHeader==0, and escape mode 4 is used when - * shortVideoHeader==1. - * videoComp - video component type (luminance or chrominance) of the - * current block - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after the block is decoded such - * that it points to the current byte in the bit stream buffer - * pBitOffset - *pBitOffset is updated such that it points to the current - * bit position in the byte pointed by *ppBitStream - * pDst - pointer to the coefficient buffer of current block; must be - * 4-byte aligned. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments, if: - * - At least one of the following pointers is NULL: - * ppBitStream, *ppBitStream, pBitOffset, pDst - * - *pBitOffset exceeds [0,7] - * - preDir exceeds [0,2] - * - pDst is not 4-byte aligned - * OMX_Sts_Err - if: - * - In DecodeVLCZigzag_IntraDCVLC, dc_size > 12 - * - At least one of mark bits equals zero - * - Illegal stream encountered; code cannot be located in VLC table - * - Forbidden code encountered in the VLC FLC table. - * - The number of coefficients is greater than 64 - * - */ -OMXResult omxVCM4P2_DecodeVLCZigzag_IntraDCVLC ( - const OMX_U8 **ppBitStream, - OMX_INT *pBitOffset, - OMX_S16 *pDst, - OMX_U8 predDir, - OMX_INT shortVideoHeader, - OMXVCM4P2VideoComponent videoComp -); - - - -/** - * Function: omxVCM4P2_DecodeVLCZigzag_IntraACVLC (6.2.5.2.2) - * - * Description: - * Performs VLC decoding and inverse zigzag scan of AC and DC coefficients - * for one intra block. Two versions of the function (DCVLC and ACVLC) are - * provided in order to support the two different methods of processing DC - * coefficients, as described in [ISO14496-2], subclause 7.4.1.4, Intra DC - * Coefficient Decoding for the Case of Switched VLC Encoding. - * - * Input Arguments: - * - * ppBitStream - pointer to the pointer to the current byte in the - * bitstream buffer - * pBitOffset - pointer to the bit position in the current byte referenced - * by *ppBitStream. The parameter *pBitOffset is valid in the - * range [0-7]. Bit Position in one byte: |Most Least| *pBitOffset - * |0 1 2 3 4 5 6 7| - * predDir - AC prediction direction; used to select the zigzag scan - * pattern; takes one of the following values: OMX_VC_NONE - AC - * prediction not used; performs classical zigzag scan. - * OMX_VC_HORIZONTAL - Horizontal prediction; performs - * alternate-vertical zigzag scan; OMX_VC_VERTICAL - Vertical - * prediction; performs alternate-horizontal zigzag scan. - * shortVideoHeader - binary flag indicating presence of - * short_video_header; escape modes 0-3 are used if - * shortVideoHeader==0, and escape mode 4 is used when - * shortVideoHeader==1. - * videoComp - video component type (luminance or chrominance) of the - * current block - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after the block is decoded such - * that it points to the current byte in the bit stream buffer - * pBitOffset - *pBitOffset is updated such that it points to the current - * bit position in the byte pointed by *ppBitStream - * pDst - pointer to the coefficient buffer of current block; must be - * 4-byte aligned. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments At least one of the following - * pointers is NULL: ppBitStream, *ppBitStream, pBitOffset, pDst, - * or At least one of the following conditions is true: - * *pBitOffset exceeds [0,7], preDir exceeds [0,2], or pDst is - * not 4-byte aligned - * OMX_Sts_Err In DecodeVLCZigzag_IntraDCVLC, dc_size > 12 At least one of - * mark bits equals zero Illegal stream encountered; code cannot - * be located in VLC table Forbidden code encountered in the VLC - * FLC table The number of coefficients is greater than 64 - * - */ -OMXResult omxVCM4P2_DecodeVLCZigzag_IntraACVLC ( - const OMX_U8 **ppBitStream, - OMX_INT *pBitOffset, - OMX_S16 *pDst, - OMX_U8 predDir, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_DecodeVLCZigzag_Inter (6.2.5.2.3) - * - * Description: - * Performs VLC decoding and inverse zigzag scan for one inter-coded block. - * - * Input Arguments: - * - * ppBitStream - double pointer to the current byte in the stream buffer - * pBitOffset - pointer to the next available bit in the current stream - * byte referenced by *ppBitStream. The parameter *pBitOffset is - * valid within the range [0-7]. - * shortVideoHeader - binary flag indicating presence of - * short_video_header; escape modes 0-3 are used if - * shortVideoHeader==0, and escape mode 4 is used when - * shortVideoHeader==1. - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after the block is decoded such - * that it points to the current byte in the stream buffer - * pBitOffset - *pBitOffset is updated after decoding such that it points - * to the next available bit in the stream byte referenced by - * *ppBitStream - * pDst - pointer to the coefficient buffer of current block; must be - * 4-byte aligned. - * - * Return Value: - * - * OMX_Sts_BadArgErr - bad arguments: - * - At least one of the following pointers is NULL: - * ppBitStream, *ppBitStream, pBitOffset, pDst - * - pDst is not 4-byte aligned - * - *pBitOffset exceeds [0,7] - * OMX_Sts_Err - status error, if: - * - At least one mark bit is equal to zero - * - Encountered an illegal stream code that cannot be found in the VLC table - * - Encountered an illegal code in the VLC FLC table - * - The number of coefficients is greater than 64 - * - */ -OMXResult omxVCM4P2_DecodeVLCZigzag_Inter ( - const OMX_U8 **ppBitStream, - OMX_INT *pBitOffset, - OMX_S16 *pDst, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_QuantInvIntra_I (6.2.5.3.2) - * - * Description: - * Performs the second inverse quantization mode on an intra/inter coded - * block. Supports bits_per_pixel = 8. The output coefficients are clipped to - * the range [-2048, 2047]. - * - * Input Arguments: - * - * pSrcDst - pointer to the input (quantized) intra/inter block; must be - * aligned on a 16-byte boundary. - * QP - quantization parameter (quantizer_scale) - * videoComp - video component type of the current block. Takes one of the - * following flags: OMX_VC_LUMINANCE, OMX_VC_CHROMINANCE (intra - * version only). - * shortVideoHeader - binary flag indicating presence of short_video_header - * (intra version only). - * - * Output Arguments: - * - * pSrcDst - pointer to the output (dequantized) intra/inter block - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; one or more of the following is - * true: - * - pSrcDst is NULL - * - QP <= 0 or QP >=31 - * - videoComp is neither OMX_VC_LUMINANCE nor OMX_VC_CHROMINANCE. - * - */ -OMXResult omxVCM4P2_QuantInvIntra_I ( - OMX_S16 *pSrcDst, - OMX_INT QP, - OMXVCM4P2VideoComponent videoComp, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_QuantInvInter_I (6.2.5.3.2) - * - * Description: - * Performs the second inverse quantization mode on an intra/inter coded - * block. Supports bits_per_pixel = 8. The output coefficients are clipped to - * the range [-2048, 2047]. - * - * Input Arguments: - * - * pSrcDst - pointer to the input (quantized) intra/inter block; must be - * aligned on a 16-byte boundary. - * QP - quantization parameter (quantizer_scale) - * videoComp - video component type of the current block. Takes one of the - * following flags: OMX_VC_LUMINANCE, OMX_VC_CHROMINANCE (intra - * version only). - * shortVideoHeader - binary flag indicating presence of short_video_header - * (intra version only). - * - * Output Arguments: - * - * pSrcDst - pointer to the output (dequantized) intra/inter block - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; one or more of the following is - * true: - * - pSrcDst is NULL - * - QP <= 0 or QP >=31 - * - videoComp is neither OMX_VC_LUMINANCE nor OMX_VC_CHROMINANCE. - * - */ -OMXResult omxVCM4P2_QuantInvInter_I ( - OMX_S16 *pSrcDst, - OMX_INT QP -); - - - -/** - * Function: omxVCM4P2_DecodeBlockCoef_Intra (6.2.5.4.1) - * - * Description: - * Decodes the INTRA block coefficients. Inverse quantization, inversely - * zigzag positioning, and IDCT, with appropriate clipping on each step, are - * performed on the coefficients. The results are then placed in the output - * frame/plane on a pixel basis. Note: This function will be used only when - * at least one non-zero AC coefficient of current block exists in the bit - * stream. The DC only condition will be handled in another function. - * - * - * Input Arguments: - * - * ppBitStream - pointer to the pointer to the current byte in the bit - * stream buffer. There is no boundary check for the bit stream - * buffer. - * pBitOffset - pointer to the bit position in the byte pointed to by - * *ppBitStream. *pBitOffset is valid within [0-7]. - * step - width of the destination plane - * pCoefBufRow - pointer to the coefficient row buffer; must be aligned on - * an 8-byte boundary. - * pCoefBufCol - pointer to the coefficient column buffer; must be aligned - * on an 8-byte boundary. - * curQP - quantization parameter of the macroblock which the current block - * belongs to - * pQPBuf - pointer to the quantization parameter buffer - * blockIndex - block index indicating the component type and position as - * defined in [ISO14496-2], subclause 6.1.3.8, Figure 6-5. - * intraDCVLC - a code determined by intra_dc_vlc_thr and QP. This allows a - * mechanism to switch between two VLC for coding of Intra DC - * coefficients as per [ISO14496-2], Table 6-21. - * ACPredFlag - a flag equal to ac_pred_flag (of luminance) indicating if - * the ac coefficients of the first row or first column are - * differentially coded for intra coded macroblock. - * shortVideoHeader - binary flag indicating presence of - * short_video_header; shortVideoHeader==1 selects linear intra DC - * mode, and shortVideoHeader==0 selects non linear intra DC mode. - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after the block is decoded, so - * that it points to the current byte in the bit stream buffer - * pBitOffset - *pBitOffset is updated so that it points to the current bit - * position in the byte pointed by *ppBitStream - * pDst - pointer to the block in the destination plane; must be aligned on - * an 8-byte boundary. - * pCoefBufRow - pointer to the updated coefficient row buffer. - * pCoefBufCol - pointer to the updated coefficient column buffer Note: - * The coefficient buffers must be updated in accordance with the - * update procedure defined in section 6.2.2. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments, if: - * - At least one of the following pointers is NULL: - * ppBitStream, *ppBitStream, pBitOffset, pCoefBufRow, pCoefBufCol, - * pQPBuf, pDst. - * - *pBitOffset exceeds [0,7] - * - curQP exceeds (1, 31) - * - blockIndex exceeds [0,5] - * - step is not the multiple of 8 - * - a pointer alignment requirement was violated. - * OMX_Sts_Err - status error. Refer to OMX_Sts_Err of DecodeVLCZigzag_Intra. - * - */ -OMXResult omxVCM4P2_DecodeBlockCoef_Intra ( - const OMX_U8 **ppBitStream, - OMX_INT *pBitOffset, - OMX_U8 *pDst, - OMX_INT step, - OMX_S16 *pCoefBufRow, - OMX_S16 *pCoefBufCol, - OMX_U8 curQP, - const OMX_U8 *pQPBuf, - OMX_INT blockIndex, - OMX_INT intraDCVLC, - OMX_INT ACPredFlag, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_DecodeBlockCoef_Inter (6.2.5.4.2) - * - * Description: - * Decodes the INTER block coefficients. This function performs inverse - * quantization, inverse zigzag positioning, and IDCT (with appropriate - * clipping on each step) on the coefficients. The results (residuals) are - * placed in a contiguous array of 64 elements. For INTER block, the output - * buffer holds the residuals for further reconstruction. - * - * Input Arguments: - * - * ppBitStream - pointer to the pointer to the current byte in the bit - * stream buffer. There is no boundary check for the bit stream - * buffer. - * pBitOffset - pointer to the bit position in the byte pointed to by - * *ppBitStream. *pBitOffset is valid within [0-7] - * QP - quantization parameter - * shortVideoHeader - binary flag indicating presence of - * short_video_header; shortVideoHeader==1 selects linear intra DC - * mode, and shortVideoHeader==0 selects non linear intra DC mode. - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after the block is decoded, so - * that it points to the current byte in the bit stream buffer - * pBitOffset - *pBitOffset is updated so that it points to the current bit - * position in the byte pointed by *ppBitStream - * pDst - pointer to the decoded residual buffer (a contiguous array of 64 - * elements of OMX_S16 data type); must be aligned on a 16-byte - * boundary. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments, if: - * - At least one of the following pointers is Null: - * ppBitStream, *ppBitStream, pBitOffset , pDst - * - *pBitOffset exceeds [0,7] - * - QP <= 0. - * - pDst is not 16-byte aligned - * OMX_Sts_Err - status error. Refer to OMX_Sts_Err of DecodeVLCZigzag_Inter . - * - */ -OMXResult omxVCM4P2_DecodeBlockCoef_Inter ( - const OMX_U8 **ppBitStream, - OMX_INT *pBitOffset, - OMX_S16 *pDst, - OMX_INT QP, - OMX_INT shortVideoHeader -); - - - -/** - * Function: omxVCM4P2_PredictReconCoefIntra (6.2.5.4.3) - * - * Description: - * Performs adaptive DC/AC coefficient prediction for an intra block. Prior - * to the function call, prediction direction (predDir) should be selected as - * specified in [ISO14496-2], subclause 7.4.3.1. - * - * Input Arguments: - * - * pSrcDst - pointer to the coefficient buffer which contains the quantized - * coefficient residuals (PQF) of the current block; must be - * aligned on a 4-byte boundary. The output coefficients are - * saturated to the range [-2048, 2047]. - * pPredBufRow - pointer to the coefficient row buffer; must be aligned on - * a 4-byte boundary. - * pPredBufCol - pointer to the coefficient column buffer; must be aligned - * on a 4-byte boundary. - * curQP - quantization parameter of the current block. curQP may equal to - * predQP especially when the current block and the predictor block - * are in the same macroblock. - * predQP - quantization parameter of the predictor block - * predDir - indicates the prediction direction which takes one of the - * following values: OMX_VC_HORIZONTAL - predict horizontally - * OMX_VC_VERTICAL - predict vertically - * ACPredFlag - a flag indicating if AC prediction should be performed. It - * is equal to ac_pred_flag in the bit stream syntax of MPEG-4 - * videoComp - video component type (luminance or chrominance) of the - * current block - * - * Output Arguments: - * - * pSrcDst - pointer to the coefficient buffer which contains the quantized - * coefficients (QF) of the current block - * pPredBufRow - pointer to the updated coefficient row buffer - * pPredBufCol - pointer to the updated coefficient column buffer Note: - * Buffer update: Update the AC prediction buffer (both row and - * column buffer). - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments, if: - * - At least one of the pointers is NULL: - * pSrcDst, pPredBufRow, or pPredBufCol. - * - curQP <= 0, - * - predQP <= 0, - * - curQP >31, - * - predQP > 31, - * - preDir exceeds [1,2] - * - pSrcDst, pPredBufRow, or pPredBufCol is not 4-byte aligned. - * - */ -OMXResult omxVCM4P2_PredictReconCoefIntra ( - OMX_S16 *pSrcDst, - OMX_S16 *pPredBufRow, - OMX_S16 *pPredBufCol, - OMX_INT curQP, - OMX_INT predQP, - OMX_INT predDir, - OMX_INT ACPredFlag, - OMXVCM4P2VideoComponent videoComp -); - - - -/** - * Function: omxVCM4P2_MCReconBlock (6.2.5.5.1) - * - * Description: - * Performs motion compensation prediction for an 8x8 block using - * interpolation described in [ISO14496-2], subclause 7.6.2. - * - * Input Arguments: - * - * pSrc - pointer to the block in the reference plane. - * srcStep - distance between the start of consecutive lines in the - * reference plane, in bytes; must be a multiple of 8. - * dstStep - distance between the start of consecutive lines in the - * destination plane, in bytes; must be a multiple of 8. - * pSrcResidue - pointer to a buffer containing the 16-bit prediction - * residuals; must be 16-byte aligned. If the pointer is NULL, then - * no prediction is done, only motion compensation, i.e., the block - * is moved with interpolation. - * predictType - bilinear interpolation type, as defined in section - * 6.2.1.2. - * rndVal - rounding control parameter: 0 - disabled; 1 - enabled. - * - * Output Arguments: - * - * pDst - pointer to the destination buffer; must be 8-byte aligned. If - * prediction residuals are added then output intensities are - * clipped to the range [0,255]. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned under any of the following - * conditions: - * - pDst is not 8-byte aligned. - * - pSrcResidue is not 16-byte aligned. - * - one or more of the following pointers is NULL: pSrc or pDst. - * - either srcStep or dstStep is not a multiple of 8. - * - invalid type specified for the parameter predictType. - * - the parameter rndVal is not equal either to 0 or 1. - * - */ -OMXResult omxVCM4P2_MCReconBlock ( - const OMX_U8 *pSrc, - OMX_INT srcStep, - const OMX_S16 *pSrcResidue, - OMX_U8 *pDst, - OMX_INT dstStep, - OMX_INT predictType, - OMX_INT rndVal -); - - - -/* 6.3.1.1 Intra 16x16 Prediction Modes */ -/* A data type that enumerates intra_16x16 macroblock prediction modes is defined as follows: */ - -typedef enum { - OMX_VC_16X16_VERT = 0, /** Intra_16x16_Vertical */ - OMX_VC_16X16_HOR = 1, /** Intra_16x16_Horizontal */ - OMX_VC_16X16_DC = 2, /** Intra_16x16_DC */ - OMX_VC_16X16_PLANE = 3 /** Intra_16x16_Plane */ -} OMXVCM4P10Intra16x16PredMode; - - - -/* 6.3.1.2 Intra 4x4 Prediction Modes */ -/* A data type that enumerates intra_4x4 macroblock prediction modes is defined as follows: */ - -typedef enum { - OMX_VC_4X4_VERT = 0, /** Intra_4x4_Vertical */ - OMX_VC_4X4_HOR = 1, /** Intra_4x4_Horizontal */ - OMX_VC_4X4_DC = 2, /** Intra_4x4_DC */ - OMX_VC_4X4_DIAG_DL = 3, /** Intra_4x4_Diagonal_Down_Left */ - OMX_VC_4X4_DIAG_DR = 4, /** Intra_4x4_Diagonal_Down_Right */ - OMX_VC_4X4_VR = 5, /** Intra_4x4_Vertical_Right */ - OMX_VC_4X4_HD = 6, /** Intra_4x4_Horizontal_Down */ - OMX_VC_4X4_VL = 7, /** Intra_4x4_Vertical_Left */ - OMX_VC_4X4_HU = 8 /** Intra_4x4_Horizontal_Up */ -} OMXVCM4P10Intra4x4PredMode; - - - -/* 6.3.1.3 Chroma Prediction Modes */ -/* A data type that enumerates intra chroma prediction modes is defined as follows: */ - -typedef enum { - OMX_VC_CHROMA_DC = 0, /** Intra_Chroma_DC */ - OMX_VC_CHROMA_HOR = 1, /** Intra_Chroma_Horizontal */ - OMX_VC_CHROMA_VERT = 2, /** Intra_Chroma_Vertical */ - OMX_VC_CHROMA_PLANE = 3 /** Intra_Chroma_Plane */ -} OMXVCM4P10IntraChromaPredMode; - - - -/* 6.3.1.4 Motion Estimation Modes */ -/* A data type that enumerates H.264 motion estimation modes is defined as follows: */ - -typedef enum { - OMX_VC_M4P10_FAST_SEARCH = 0, /** Fast motion search */ - OMX_VC_M4P10_FULL_SEARCH = 1 /** Full motion search */ -} OMXVCM4P10MEMode; - - - -/* 6.3.1.5 Macroblock Types */ -/* A data type that enumerates H.264 macroblock types is defined as follows: */ - -typedef enum { - OMX_VC_P_16x16 = 0, /* defined by [ISO14496-10] */ - OMX_VC_P_16x8 = 1, - OMX_VC_P_8x16 = 2, - OMX_VC_P_8x8 = 3, - OMX_VC_PREF0_8x8 = 4, - OMX_VC_INTER_SKIP = 5, - OMX_VC_INTRA_4x4 = 8, - OMX_VC_INTRA_16x16 = 9, - OMX_VC_INTRA_PCM = 10 -} OMXVCM4P10MacroblockType; - - - -/* 6.3.1.6 Sub-Macroblock Types */ -/* A data type that enumerates H.264 sub-macroblock types is defined as follows: */ - -typedef enum { - OMX_VC_SUB_P_8x8 = 0, /* defined by [ISO14496-10] */ - OMX_VC_SUB_P_8x4 = 1, - OMX_VC_SUB_P_4x8 = 2, - OMX_VC_SUB_P_4x4 = 3 -} OMXVCM4P10SubMacroblockType; - - - -/* 6.3.1.7 Variable Length Coding (VLC) Information */ - -typedef struct { - OMX_U8 uTrailing_Ones; /* Trailing ones; 3 at most */ - OMX_U8 uTrailing_One_Signs; /* Trailing ones signal */ - OMX_U8 uNumCoeffs; /* Total number of non-zero coefs, including trailing ones */ - OMX_U8 uTotalZeros; /* Total number of zero coefs */ - OMX_S16 iLevels[16]; /* Levels of non-zero coefs, in reverse zig-zag order */ - OMX_U8 uRuns[16]; /* Runs for levels and trailing ones, in reverse zig-zag order */ -} OMXVCM4P10VLCInfo; - - - -/* 6.3.1.8 Macroblock Information */ - -typedef struct { - OMX_S32 sliceId; /* slice number */ - OMXVCM4P10MacroblockType mbType; /* MB type */ - OMXVCM4P10SubMacroblockType subMBType[4]; /* sub-block type */ - OMX_S32 qpy; /* qp for luma */ - OMX_S32 qpc; /* qp for chroma */ - OMX_U32 cbpy; /* CBP Luma */ - OMX_U32 cbpc; /* CBP Chroma */ - OMXVCMotionVector pMV0[4][4]; /* motion vector, represented using 1/4-pel units, pMV0[blocky][blockx] (blocky = 0~3, blockx =0~3) */ - OMXVCMotionVector pMVPred[4][4]; /* motion vector prediction, Represented using 1/4-pel units, pMVPred[blocky][blockx] (blocky = 0~3, blockx = 0~3) */ - OMX_U8 pRefL0Idx[4]; /* reference picture indices */ - OMXVCM4P10Intra16x16PredMode Intra16x16PredMode; /* best intra 16x16 prediction mode */ - OMXVCM4P10Intra4x4PredMode pIntra4x4PredMode[16]; /* best intra 4x4 prediction mode for each block, pMV0 indexed as above */ -} OMXVCM4P10MBInfo, *OMXVCM4P10MBInfoPtr; - - - -/* 6.3.1.9 Motion Estimation Parameters */ - -typedef struct { - OMX_S32 blockSplitEnable8x8; /* enables 16x8, 8x16, 8x8 */ - OMX_S32 blockSplitEnable4x4; /* enable splitting of 8x4, 4x8, 4x4 blocks */ - OMX_S32 halfSearchEnable; - OMX_S32 quarterSearchEnable; - OMX_S32 intraEnable4x4; /* 1=enable, 0=disable */ - OMX_S32 searchRange16x16; /* integer pixel units */ - OMX_S32 searchRange8x8; - OMX_S32 searchRange4x4; -} OMXVCM4P10MEParams; - - - -/** - * Function: omxVCM4P10_PredictIntra_4x4 (6.3.3.1.1) - * - * Description: - * Perform Intra_4x4 prediction for luma samples. If the upper-right block is - * not available, then duplication work should be handled inside the function. - * Users need not define them outside. - * - * Input Arguments: - * - * pSrcLeft - Pointer to the buffer of 4 left pixels: - * p[x, y] (x = -1, y = 0..3) - * pSrcAbove - Pointer to the buffer of 8 above pixels: - * p[x,y] (x = 0..7, y =-1); - * must be aligned on a 4-byte boundary. - * pSrcAboveLeft - Pointer to the above left pixels: p[x,y] (x = -1, y = -1) - * leftStep - Step of left pixel buffer; must be a multiple of 4. - * dstStep - Step of the destination buffer; must be a multiple of 4. - * predMode - Intra_4x4 prediction mode. - * availability - Neighboring 4x4 block availability flag, refer to - * "Neighboring Macroblock Availability" . - * - * Output Arguments: - * - * pDst - Pointer to the destination buffer; must be aligned on a 4-byte - * boundary. - * - * Return Value: - * If the function runs without error, it returns OMX_Sts_NoErr. - * If one of the following cases occurs, the function returns - * OMX_Sts_BadArgErr: - * pDst is NULL. - * dstStep < 4, or dstStep is not a multiple of 4. - * leftStep is not a multiple of 4. - * predMode is not in the valid range of enumeration - * OMXVCM4P10Intra4x4PredMode. - * predMode is OMX_VC_4x4_VERT, but availability doesn't set OMX_VC_UPPER - * indicating p[x,-1] (x = 0..3) is not available. - * predMode is OMX_VC_4x4_HOR, but availability doesn't set OMX_VC_LEFT - * indicating p[-1,y] (y = 0..3) is not available. - * predMode is OMX_VC_4x4_DIAG_DL, but availability doesn't set - * OMX_VC_UPPER indicating p[x, -1] (x = 0..3) is not available. - * predMode is OMX_VC_4x4_DIAG_DR, but availability doesn't set - * OMX_VC_UPPER_LEFT or OMX_VC_UPPER or OMX_VC_LEFT indicating - * p[x,-1] (x = 0..3), or p[-1,y] (y = 0..3) or p[-1,-1] is not - * available. - * predMode is OMX_VC_4x4_VR, but availability doesn't set - * OMX_VC_UPPER_LEFT or OMX_VC_UPPER or OMX_VC_LEFT indicating - * p[x,-1] (x = 0..3), or p[-1,y] (y = 0..3) or p[-1,-1] is not - * available. - * predMode is OMX_VC_4x4_HD, but availability doesn't set - * OMX_VC_UPPER_LEFT or OMX_VC_UPPER or OMX_VC_LEFT indicating - * p[x,-1] (x = 0..3), or p[-1,y] (y = 0..3) or p[-1,-1] is not - * available. - * predMode is OMX_VC_4x4_VL, but availability doesn't set OMX_VC_UPPER - * indicating p[x,-1] (x = 0..3) is not available. - * predMode is OMX_VC_4x4_HU, but availability doesn't set OMX_VC_LEFT - * indicating p[-1,y] (y = 0..3) is not available. - * availability sets OMX_VC_UPPER, but pSrcAbove is NULL. - * availability sets OMX_VC_LEFT, but pSrcLeft is NULL. - * availability sets OMX_VC_UPPER_LEFT, but pSrcAboveLeft is NULL. - * either pSrcAbove or pDst is not aligned on a 4-byte boundary. - * - * Note: - * pSrcAbove, pSrcAbove, pSrcAboveLeft may be invalid pointers if - * they are not used by intra prediction as implied in predMode. - * - */ -OMXResult omxVCM4P10_PredictIntra_4x4 ( - const OMX_U8 *pSrcLeft, - const OMX_U8 *pSrcAbove, - const OMX_U8 *pSrcAboveLeft, - OMX_U8 *pDst, - OMX_INT leftStep, - OMX_INT dstStep, - OMXVCM4P10Intra4x4PredMode predMode, - OMX_S32 availability -); - - - -/** - * Function: omxVCM4P10_PredictIntra_16x16 (6.3.3.1.2) - * - * Description: - * Perform Intra_16x16 prediction for luma samples. If the upper-right block - * is not available, then duplication work should be handled inside the - * function. Users need not define them outside. - * - * Input Arguments: - * - * pSrcLeft - Pointer to the buffer of 16 left pixels: p[x, y] (x = -1, y = - * 0..15) - * pSrcAbove - Pointer to the buffer of 16 above pixels: p[x,y] (x = 0..15, - * y= -1); must be aligned on a 16-byte boundary. - * pSrcAboveLeft - Pointer to the above left pixels: p[x,y] (x = -1, y = -1) - * leftStep - Step of left pixel buffer; must be a multiple of 16. - * dstStep - Step of the destination buffer; must be a multiple of 16. - * predMode - Intra_16x16 prediction mode, please refer to section 3.4.1. - * availability - Neighboring 16x16 MB availability flag. Refer to - * section 3.4.4. - * - * Output Arguments: - * - * pDst -Pointer to the destination buffer; must be aligned on a 16-byte - * boundary. - * - * Return Value: - * If the function runs without error, it returns OMX_Sts_NoErr. - * If one of the following cases occurs, the function returns - * OMX_Sts_BadArgErr: - * pDst is NULL. - * dstStep < 16. or dstStep is not a multiple of 16. - * leftStep is not a multiple of 16. - * predMode is not in the valid range of enumeration - * OMXVCM4P10Intra16x16PredMode - * predMode is OMX_VC_16X16_VERT, but availability doesn't set - * OMX_VC_UPPER indicating p[x,-1] (x = 0..15) is not available. - * predMode is OMX_VC_16X16_HOR, but availability doesn't set OMX_VC_LEFT - * indicating p[-1,y] (y = 0..15) is not available. - * predMode is OMX_VC_16X16_PLANE, but availability doesn't set - * OMX_VC_UPPER_LEFT or OMX_VC_UPPER or OMX_VC_LEFT indicating - * p[x,-1](x = 0..15), or p[-1,y] (y = 0..15), or p[-1,-1] is not - * available. - * availability sets OMX_VC_UPPER, but pSrcAbove is NULL. - * availability sets OMX_VC_LEFT, but pSrcLeft is NULL. - * availability sets OMX_VC_UPPER_LEFT, but pSrcAboveLeft is NULL. - * either pSrcAbove or pDst is not aligned on a 16-byte boundary. - * - * Note: - * pSrcAbove, pSrcAbove, pSrcAboveLeft may be invalid pointers if - * they are not used by intra prediction implied in predMode. - * Note: - * OMX_VC_UPPER_RIGHT is not used in intra_16x16 luma prediction. - * - */ -OMXResult omxVCM4P10_PredictIntra_16x16 ( - const OMX_U8 *pSrcLeft, - const OMX_U8 *pSrcAbove, - const OMX_U8 *pSrcAboveLeft, - OMX_U8 *pDst, - OMX_INT leftStep, - OMX_INT dstStep, - OMXVCM4P10Intra16x16PredMode predMode, - OMX_S32 availability -); - - - -/** - * Function: omxVCM4P10_PredictIntraChroma_8x8 (6.3.3.1.3) - * - * Description: - * Performs intra prediction for chroma samples. - * - * Input Arguments: - * - * pSrcLeft - Pointer to the buffer of 8 left pixels: p[x, y] (x = -1, y= - * 0..7). - * pSrcAbove - Pointer to the buffer of 8 above pixels: p[x,y] (x = 0..7, y - * = -1); must be aligned on an 8-byte boundary. - * pSrcAboveLeft - Pointer to the above left pixels: p[x,y] (x = -1, y = -1) - * leftStep - Step of left pixel buffer; must be a multiple of 8. - * dstStep - Step of the destination buffer; must be a multiple of 8. - * predMode - Intra chroma prediction mode, please refer to section 3.4.3. - * availability - Neighboring chroma block availability flag, please refer - * to "Neighboring Macroblock Availability". - * - * Output Arguments: - * - * pDst - Pointer to the destination buffer; must be aligned on an 8-byte - * boundary. - * - * Return Value: - * If the function runs without error, it returns OMX_Sts_NoErr. - * If any of the following cases occurs, the function returns - * OMX_Sts_BadArgErr: - * pDst is NULL. - * dstStep < 8 or dstStep is not a multiple of 8. - * leftStep is not a multiple of 8. - * predMode is not in the valid range of enumeration - * OMXVCM4P10IntraChromaPredMode. - * predMode is OMX_VC_CHROMA_VERT, but availability doesn't set - * OMX_VC_UPPER indicating p[x,-1] (x = 0..7) is not available. - * predMode is OMX_VC_CHROMA_HOR, but availability doesn't set OMX_VC_LEFT - * indicating p[-1,y] (y = 0..7) is not available. - * predMode is OMX_VC_CHROMA_PLANE, but availability doesn't set - * OMX_VC_UPPER_LEFT or OMX_VC_UPPER or OMX_VC_LEFT indicating - * p[x,-1](x = 0..7), or p[-1,y] (y = 0..7), or p[-1,-1] is not - * available. - * availability sets OMX_VC_UPPER, but pSrcAbove is NULL. - * availability sets OMX_VC_LEFT, but pSrcLeft is NULL. - * availability sets OMX_VC_UPPER_LEFT, but pSrcAboveLeft is NULL. - * either pSrcAbove or pDst is not aligned on a 8-byte boundary. - * - * Note: pSrcAbove, pSrcAbove, pSrcAboveLeft may be invalid pointer if - * they are not used by intra prediction implied in predMode. - * - * Note: OMX_VC_UPPER_RIGHT is not used in intra chroma prediction. - * - */ -OMXResult omxVCM4P10_PredictIntraChroma_8x8 ( - const OMX_U8 *pSrcLeft, - const OMX_U8 *pSrcAbove, - const OMX_U8 *pSrcAboveLeft, - OMX_U8 *pDst, - OMX_INT leftStep, - OMX_INT dstStep, - OMXVCM4P10IntraChromaPredMode predMode, - OMX_S32 availability -); - - - -/** - * Function: omxVCM4P10_InterpolateLuma (6.3.3.2.1) - * - * Description: - * Performs quarter-pixel interpolation for inter luma MB. It is assumed that - * the frame is already padded when calling this function. - * - * Input Arguments: - * - * pSrc - Pointer to the source reference frame buffer - * srcStep - reference frame step, in bytes; must be a multiple of roi.width - * dstStep - destination frame step, in bytes; must be a multiple of - * roi.width - * dx - Fractional part of horizontal motion vector component in 1/4 pixel - * unit; valid in the range [0,3] - * dy - Fractional part of vertical motion vector y component in 1/4 pixel - * unit; valid in the range [0,3] - * roi - Dimension of the interpolation region; the parameters roi.width and - * roi.height must be equal to either 4, 8, or 16. - * - * Output Arguments: - * - * pDst - Pointer to the destination frame buffer: - * if roi.width==4, 4-byte alignment required - * if roi.width==8, 8-byte alignment required - * if roi.width==16, 16-byte alignment required - * - * Return Value: - * If the function runs without error, it returns OMX_Sts_NoErr. - * If one of the following cases occurs, the function returns - * OMX_Sts_BadArgErr: - * pSrc or pDst is NULL. - * srcStep or dstStep < roi.width. - * dx or dy is out of range [0,3]. - * roi.width or roi.height is out of range {4, 8, 16}. - * roi.width is equal to 4, but pDst is not 4 byte aligned. - * roi.width is equal to 8 or 16, but pDst is not 8 byte aligned. - * srcStep or dstStep is not a multiple of 8. - * - */ -OMXResult omxVCM4P10_InterpolateLuma ( - const OMX_U8 *pSrc, - OMX_S32 srcStep, - OMX_U8 *pDst, - OMX_S32 dstStep, - OMX_S32 dx, - OMX_S32 dy, - OMXSize roi -); - - - -/** - * Function: omxVCM4P10_InterpolateChroma (6.3.3.2.2) - * - * Description: - * Performs 1/8-pixel interpolation for inter chroma MB. - * - * Input Arguments: - * - * pSrc -Pointer to the source reference frame buffer - * srcStep -Reference frame step in bytes - * dstStep -Destination frame step in bytes; must be a multiple of - * roi.width. - * dx -Fractional part of horizontal motion vector component in 1/8 pixel - * unit; valid in the range [0,7] - * dy -Fractional part of vertical motion vector component in 1/8 pixel - * unit; valid in the range [0,7] - * roi -Dimension of the interpolation region; the parameters roi.width and - * roi.height must be equal to either 2, 4, or 8. - * - * Output Arguments: - * - * pDst -Pointer to the destination frame buffer: - * if roi.width==2, 2-byte alignment required - * if roi.width==4, 4-byte alignment required - * if roi.width==8, 8-byte alignment required - * - * Return Value: - * If the function runs without error, it returns OMX_Sts_NoErr. - * If one of the following cases occurs, the function returns - * OMX_Sts_BadArgErr: - * pSrc or pDst is NULL. - * srcStep or dstStep < 8. - * dx or dy is out of range [0-7]. - * roi.width or roi.height is out of range {2,4,8}. - * roi.width is equal to 2, but pDst is not 2-byte aligned. - * roi.width is equal to 4, but pDst is not 4-byte aligned. - * roi.width is equal to 8, but pDst is not 8 byte aligned. - * srcStep or dstStep is not a multiple of 8. - * - */ -OMXResult omxVCM4P10_InterpolateChroma ( - const OMX_U8 *pSrc, - OMX_S32 srcStep, - OMX_U8 *pDst, - OMX_S32 dstStep, - OMX_S32 dx, - OMX_S32 dy, - OMXSize roi -); - - - -/** - * Function: omxVCM4P10_FilterDeblockingLuma_VerEdge_I (6.3.3.3.1) - * - * Description: - * Performs in-place deblock filtering on four vertical edges of the luma - * macroblock (16x16). - * - * Input Arguments: - * - * pSrcDst - Pointer to the input macroblock; must be 16-byte aligned. - * srcdstStep -Step of the arrays; must be a multiple of 16. - * pAlpha -Array of size 2 of alpha thresholds (the first item is the alpha - * threshold for the external vertical edge, and the second item is - * for the internal vertical edge); per [ISO14496-10] alpha values - * must be in the range [0,255]. - * pBeta -Array of size 2 of beta thresholds (the first item is the beta - * threshold for the external vertical edge, and the second item is - * for the internal vertical edge); per [ISO14496-10] beta values - * must be in the range [0,18]. - * pThresholds -Array of size 16 of Thresholds (TC0) (values for the left - * edge of each 4x4 block, arranged in vertical block order); must - * be aligned on a 4-byte boundary.. Per [ISO14496-10] values must - * be in the range [0,25]. - * pBS -Array of size 16 of BS parameters (arranged in vertical block - * order); valid in the range [0,4] with the following - * restrictions: i) pBS[i]== 4 may occur only for 0<=i<=3, ii) - * pBS[i]== 4 if and only if pBS[i^3]== 4. Must be 4-byte aligned. - * - * Output Arguments: - * - * pSrcDst -Pointer to filtered output macroblock. - * - * Return Value: - * If the function runs without error, it returns OMX_Sts_NoErr. - * If one of the following cases occurs, the function returns - * OMX_Sts_BadArgErr: - * Either of the pointers in pSrcDst, pAlpha, pBeta, pThresholds, or pBS - * is NULL. - * Either pThresholds or pBS is not aligned on a 4-byte boundary. - * pSrcDst is not 16-byte aligned. - * srcdstStep is not a multiple of 16. - * pAlpha[0] and/or pAlpha[1] is outside the range [0,255]. - * pBeta[0] and/or pBeta[1] is outside the range [0,18]. - * One or more entries in the table pThresholds[0..15]is outside of the - * range [0,25]. - * pBS is out of range, i.e., one of the following conditions is true: - * pBS[i]<0, pBS[i]>4, pBS[i]==4 for i>=4, or (pBS[i]==4 && - * pBS[i^3]!=4) for 0<=i<=3. - * - */ -OMXResult omxVCM4P10_FilterDeblockingLuma_VerEdge_I ( - OMX_U8 *pSrcDst, - OMX_S32 srcdstStep, - const OMX_U8 *pAlpha, - const OMX_U8 *pBeta, - const OMX_U8 *pThresholds, - const OMX_U8 *pBS -); - - - -/** - * Function: omxVCM4P10_FilterDeblockingLuma_HorEdge_I (6.3.3.3.2) - * - * Description: - * Performs in-place deblock filtering on four horizontal edges of the luma - * macroblock (16x16). - * - * Input Arguments: - * - * pSrcDst - pointer to the input macroblock; must be 16-byte aligned. - * srcdstStep - step of the arrays; must be a multiple of 16. - * pAlpha - array of size 2 of alpha thresholds (the first item is the alpha - * threshold for the external vertical edge, and the second item is - * for the internal horizontal edge); per [ISO14496-10] alpha - * values must be in the range [0,255]. - * pBeta - array of size 2 of beta thresholds (the first item is the beta - * threshold for the external horizontal edge, and the second item - * is for the internal horizontal edge). Per [ISO14496-10] beta - * values must be in the range [0,18]. - * pThresholds - array of size 16 containing thresholds, TC0, for the top - * horizontal edge of each 4x4 block, arranged in horizontal block - * order; must be aligned on a 4-byte boundary. Per [ISO14496 10] - * values must be in the range [0,25]. - * pBS - array of size 16 of BS parameters (arranged in horizontal block - * order); valid in the range [0,4] with the following - * restrictions: i) pBS[i]== 4 may occur only for 0<=i<=3, ii) - * pBS[i]== 4 if and only if pBS[i^3]== 4. Must be 4-byte aligned. - * - * Output Arguments: - * - * pSrcDst -Pointer to filtered output macroblock. - * - * Return Value: - * - * OMX_Sts_NoErr, if the function runs without error. - * - * OMX_Sts_BadArgErr, if one of the following cases occurs: - * - one or more of the following pointers is NULL: pSrcDst, pAlpha, - * pBeta, pThresholds, or pBS. - * - either pThresholds or pBS is not aligned on a 4-byte boundary. - * - pSrcDst is not 16-byte aligned. - * - srcdstStep is not a multiple of 16. - * - pAlpha[0] and/or pAlpha[1] is outside the range [0,255]. - * - pBeta[0] and/or pBeta[1] is outside the range [0,18]. - * - One or more entries in the table pThresholds[0..15] is - * outside of the range [0,25]. - * - pBS is out of range, i.e., one of the following conditions is true: - * pBS[i]<0, pBS[i]>4, pBS[i]==4 for i>=4, or - * (pBS[i]==4 && pBS[i^3]!=4) for 0<=i<=3. - * - */ -OMXResult omxVCM4P10_FilterDeblockingLuma_HorEdge_I ( - OMX_U8 *pSrcDst, - OMX_S32 srcdstStep, - const OMX_U8 *pAlpha, - const OMX_U8 *pBeta, - const OMX_U8 *pThresholds, - const OMX_U8 *pBS -); - - - -/** - * Function: omxVCM4P10_FilterDeblockingChroma_VerEdge_I (6.3.3.3.3) - * - * Description: - * Performs in-place deblock filtering on four vertical edges of the chroma - * macroblock (8x8). - * - * Input Arguments: - * - * pSrcDst - Pointer to the input macroblock; must be 8-byte aligned. - * srcdstStep - Step of the arrays; must be a multiple of 8. - * pAlpha - Array of size 2 of alpha thresholds (the first item is alpha - * threshold for external vertical edge, and the second item is for - * internal vertical edge); per [ISO14496-10] alpha values must be - * in the range [0,255]. - * pBeta - Array of size 2 of beta thresholds (the first item is the beta - * threshold for the external vertical edge, and the second item is - * for the internal vertical edge); per [ISO14496-10] beta values - * must be in the range [0,18]. - * pThresholds - Array of size 8 containing thresholds, TC0, for the left - * vertical edge of each 4x2 chroma block, arranged in vertical - * block order; must be aligned on a 4-byte boundary. Per - * [ISO14496-10] values must be in the range [0,25]. - * pBS - Array of size 16 of BS parameters (values for each 2x2 chroma - * block, arranged in vertical block order). This parameter is the - * same as the pBS parameter passed into FilterDeblockLuma_VerEdge; - * valid in the range [0,4] with the following restrictions: i) - * pBS[i]== 4 may occur only for 0<=i<=3, ii) pBS[i]== 4 if and - * only if pBS[i^3]== 4. Must be 4 byte aligned. - * - * Output Arguments: - * - * pSrcDst -Pointer to filtered output macroblock. - * - * Return Value: - * - * OMX_Sts_NoErr, if the function runs without error. - * - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - one or more of the following pointers is NULL: pSrcDst, pAlpha, - * pBeta, pThresholds, or pBS. - * - pSrcDst is not 8-byte aligned. - * - srcdstStep is not a multiple of 8. - * - pThresholds is not 4-byte aligned. - * - pAlpha[0] and/or pAlpha[1] is outside the range [0,255]. - * - pBeta[0] and/or pBeta[1] is outside the range [0,18]. - * - One or more entries in the table pThresholds[0..7] is outside - * of the range [0,25]. - * - pBS is out of range, i.e., one of the following conditions is true: - * pBS[i]<0, pBS[i]>4, pBS[i]==4 for i>=4, or - * (pBS[i]==4 && pBS[i^3]!=4) for 0<=i<=3. - * - pBS is not 4-byte aligned. - * - */ -OMXResult omxVCM4P10_FilterDeblockingChroma_VerEdge_I ( - OMX_U8 *pSrcDst, - OMX_S32 srcdstStep, - const OMX_U8 *pAlpha, - const OMX_U8 *pBeta, - const OMX_U8 *pThresholds, - const OMX_U8 *pBS -); - - - -/** - * Function: omxVCM4P10_FilterDeblockingChroma_HorEdge_I (6.3.3.3.4) - * - * Description: - * Performs in-place deblock filtering on the horizontal edges of the chroma - * macroblock (8x8). - * - * Input Arguments: - * - * pSrcDst - pointer to the input macroblock; must be 8-byte aligned. - * srcdstStep - array step; must be a multiple of 8. - * pAlpha - array of size 2 containing alpha thresholds; the first element - * contains the threshold for the external horizontal edge, and the - * second element contains the threshold for internal horizontal - * edge. Per [ISO14496-10] alpha values must be in the range - * [0,255]. - * pBeta - array of size 2 containing beta thresholds; the first element - * contains the threshold for the external horizontal edge, and the - * second element contains the threshold for the internal - * horizontal edge. Per [ISO14496-10] beta values must be in the - * range [0,18]. - * pThresholds - array of size 8 containing thresholds, TC0, for the top - * horizontal edge of each 2x4 chroma block, arranged in horizontal - * block order; must be aligned on a 4-byte boundary. Per - * [ISO14496-10] values must be in the range [0,25]. - * pBS - array of size 16 containing BS parameters for each 2x2 chroma - * block, arranged in horizontal block order; valid in the range - * [0,4] with the following restrictions: i) pBS[i]== 4 may occur - * only for 0<=i<=3, ii) pBS[i]== 4 if and only if pBS[i^3]== 4. - * Must be 4-byte aligned. - * - * Output Arguments: - * - * pSrcDst -Pointer to filtered output macroblock. - * - * Return Value: - * - * OMX_Sts_NoErr, if the function runs without error. - * - * OMX_Sts_BadArgErr, if one of the following cases occurs: - * - any of the following pointers is NULL: - * pSrcDst, pAlpha, pBeta, pThresholds, or pBS. - * - pSrcDst is not 8-byte aligned. - * - srcdstStep is not a multiple of 8. - * - pThresholds is not 4-byte aligned. - * - pAlpha[0] and/or pAlpha[1] is outside the range [0,255]. - * - pBeta[0] and/or pBeta[1] is outside the range [0,18]. - * - One or more entries in the table pThresholds[0..7] is outside - * of the range [0,25]. - * - pBS is out of range, i.e., one of the following conditions is true: - * pBS[i]<0, pBS[i]>4, pBS[i]==4 for i>=4, or - * (pBS[i]==4 && pBS[i^3]!=4) for 0<=i<=3. - * - pBS is not 4-byte aligned. - * - */ -OMXResult omxVCM4P10_FilterDeblockingChroma_HorEdge_I ( - OMX_U8 *pSrcDst, - OMX_S32 srcdstStep, - const OMX_U8 *pAlpha, - const OMX_U8 *pBeta, - const OMX_U8 *pThresholds, - const OMX_U8 *pBS -); - - - -/** - * Function: omxVCM4P10_DeblockLuma_I (6.3.3.3.5) - * - * Description: - * This function performs in-place deblock filtering the horizontal and - * vertical edges of a luma macroblock (16x16). - * - * Input Arguments: - * - * pSrcDst - pointer to the input macroblock; must be 16-byte aligned. - * srcdstStep - image width; must be a multiple of 16. - * pAlpha - pointer to a 2x2 table of alpha thresholds, organized as - * follows: {external vertical edge, internal vertical edge, - * external horizontal edge, internal horizontal edge }. Per - * [ISO14496-10] alpha values must be in the range [0,255]. - * pBeta - pointer to a 2x2 table of beta thresholds, organized as follows: - * {external vertical edge, internal vertical edge, external - * horizontal edge, internal horizontal edge }. Per [ISO14496-10] - * beta values must be in the range [0,18]. - * pThresholds - pointer to a 16x2 table of threshold (TC0), organized as - * follows: {values for the left or above edge of each 4x4 block, - * arranged in vertical block order and then in horizontal block - * order}; must be aligned on a 4-byte boundary. Per [ISO14496-10] - * values must be in the range [0,25]. - * pBS - pointer to a 16x2 table of BS parameters arranged in scan block - * order for vertical edges and then horizontal edges; valid in the - * range [0,4] with the following restrictions: i) pBS[i]== 4 may - * occur only for 0<=i<=3, ii) pBS[i]== 4 if and only if pBS[i^3]== - * 4. Must be 4-byte aligned. - * - * Output Arguments: - * - * pSrcDst - pointer to filtered output macroblock. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments - * - one or more of the following pointers is NULL: pSrcDst, pAlpha, - * pBeta, pThresholds or pBS. - * - pSrcDst is not 16-byte aligned. - * - either pThresholds or pBS is not aligned on a 4-byte boundary. - * - one or more entries in the table pAlpha[0..3] is outside the range - * [0,255]. - * - one or more entries in the table pBeta[0..3] is outside the range - * [0,18]. - * - one or more entries in the table pThresholds[0..31]is outside of - * the range [0,25]. - * - pBS is out of range, i.e., one of the following conditions is true: - * pBS[i]<0, pBS[i]>4, pBS[i]==4 for i>=4, or - * (pBS[i]==4 && pBS[i^3]!=4) for 0<=i<=3. - * - srcdstStep is not a multiple of 16. - * - */ -OMXResult omxVCM4P10_DeblockLuma_I ( - OMX_U8 *pSrcDst, - OMX_S32 srcdstStep, - const OMX_U8 *pAlpha, - const OMX_U8 *pBeta, - const OMX_U8 *pThresholds, - const OMX_U8 *pBS -); - - - -/** - * Function: omxVCM4P10_DeblockChroma_I (6.3.3.3.6) - * - * Description: - * Performs in-place deblocking filtering on all edges of the chroma - * macroblock (16x16). - * - * Input Arguments: - * - * pSrcDst - pointer to the input macroblock; must be 8-byte aligned. - * srcdstStep - step of the arrays; must be a multiple of 8. - * pAlpha - pointer to a 2x2 array of alpha thresholds, organized as - * follows: {external vertical edge, internal vertical edge, - * external horizontal edge, internal horizontal edge }. Per - * [ISO14496-10] alpha values must be in the range [0,255]. - * pBeta - pointer to a 2x2 array of Beta Thresholds, organized as follows: - * { external vertical edge, internal vertical edge, external - * horizontal edge, internal horizontal edge }. Per [ISO14496-10] - * beta values must be in the range [0,18]. - * pThresholds - array of size 8x2 of Thresholds (TC0) (values for the left - * or above edge of each 4x2 or 2x4 block, arranged in vertical - * block order and then in horizontal block order); must be aligned - * on a 4-byte boundary. Per [ISO14496-10] values must be in the - * range [0,25]. - * pBS - array of size 16x2 of BS parameters (arranged in scan block order - * for vertical edges and then horizontal edges); valid in the - * range [0,4] with the following restrictions: i) pBS[i]== 4 may - * occur only for 0<=i<=3, ii) pBS[i]== 4 if and only if pBS[i^3]== - * 4. Must be 4-byte aligned. - * - * Output Arguments: - * - * pSrcDst - pointer to filtered output macroblock. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments - * - one or more of the following pointers is NULL: pSrcDst, pAlpha, - * pBeta, pThresholds, or pBS. - * - pSrcDst is not 8-byte aligned. - * - either pThresholds or pBS is not 4-byte aligned. - * - one or more entries in the table pAlpha[0..3] is outside the range - * [0,255]. - * - one or more entries in the table pBeta[0..3] is outside the range - * [0,18]. - * - one or more entries in the table pThresholds[0..15]is outside of - * the range [0,25]. - * - pBS is out of range, i.e., one of the following conditions is true: - * pBS[i]<0, pBS[i]>4, pBS[i]==4 for i>=4, or - * (pBS[i]==4 && pBS[i^3]!=4) for 0<=i<=3. - * - srcdstStep is not a multiple of 8. - * - */ -OMXResult omxVCM4P10_DeblockChroma_I ( - OMX_U8 *pSrcDst, - OMX_S32 srcdstStep, - const OMX_U8 *pAlpha, - const OMX_U8 *pBeta, - const OMX_U8 *pThresholds, - const OMX_U8 *pBS -); - - - -/** - * Function: omxVCM4P10_DecodeChromaDcCoeffsToPairCAVLC (6.3.4.1.1) - * - * Description: - * Performs CAVLC decoding and inverse raster scan for a 2x2 block of - * ChromaDCLevel. The decoded coefficients in the packed position-coefficient - * buffer are stored in reverse zig-zag order, i.e., the first buffer element - * contains the last non-zero postion-coefficient pair of the block. Within - * each position-coefficient pair, the position entry indicates the - * raster-scan position of the coefficient, while the coefficient entry - * contains the coefficient value. - * - * Input Arguments: - * - * ppBitStream - Double pointer to current byte in bit stream buffer - * pOffset - Pointer to current bit position in the byte pointed to by - * *ppBitStream; valid in the range [0,7]. - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after each block is decoded - * pOffset - *pOffset is updated after each block is decoded - * pNumCoeff - Pointer to the number of nonzero coefficients in this block - * ppPosCoefBuf - Double pointer to destination residual - * coefficient-position pair buffer. Buffer position - * (*ppPosCoefBuf) is updated upon return, unless there are only - * zero coefficients in the currently decoded block. In this case - * the caller is expected to bypass the transform/dequantization of - * the empty blocks. - * - * Return Value: - * - * OMX_Sts_NoErr, if the function runs without error. - * - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - ppBitStream or pOffset is NULL. - * - ppPosCoefBuf or pNumCoeff is NULL. - * OMX_Sts_Err - if one of the following is true: - * - an illegal code is encountered in the bitstream - * - */ -OMXResult omxVCM4P10_DecodeChromaDcCoeffsToPairCAVLC ( - const OMX_U8 **ppBitStream, - OMX_S32*pOffset, - OMX_U8 *pNumCoeff, - OMX_U8 **ppPosCoefbuf -); - - - -/** - * Function: omxVCM4P10_DecodeCoeffsToPairCAVLC (6.3.4.1.2) - * - * Description: - * Performs CAVLC decoding and inverse zigzag scan for 4x4 block of - * Intra16x16DCLevel, Intra16x16ACLevel, LumaLevel, and ChromaACLevel. Inverse - * field scan is not supported. The decoded coefficients in the packed - * position-coefficient buffer are stored in reverse zig-zag order, i.e., the - * first buffer element contains the last non-zero postion-coefficient pair of - * the block. Within each position-coefficient pair, the position entry - * indicates the raster-scan position of the coefficient, while the - * coefficient entry contains the coefficient value. - * - * Input Arguments: - * - * ppBitStream -Double pointer to current byte in bit stream buffer - * pOffset - Pointer to current bit position in the byte pointed to by - * *ppBitStream; valid in the range [0,7]. - * sMaxNumCoeff - Maximum the number of non-zero coefficients in current - * block - * sVLCSelect - VLC table selector, obtained from the number of non-zero - * coefficients contained in the above and left 4x4 blocks. It is - * equivalent to the variable nC described in H.264 standard table - * 9 5, except its value can t be less than zero. - * - * Output Arguments: - * - * ppBitStream - *ppBitStream is updated after each block is decoded. - * Buffer position (*ppPosCoefBuf) is updated upon return, unless - * there are only zero coefficients in the currently decoded block. - * In this case the caller is expected to bypass the - * transform/dequantization of the empty blocks. - * pOffset - *pOffset is updated after each block is decoded - * pNumCoeff - Pointer to the number of nonzero coefficients in this block - * ppPosCoefBuf - Double pointer to destination residual - * coefficient-position pair buffer - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - ppBitStream or pOffset is NULL. - * - ppPosCoefBuf or pNumCoeff is NULL. - * - sMaxNumCoeff is not equal to either 15 or 16. - * - sVLCSelect is less than 0. - * - * OMX_Sts_Err - if one of the following is true: - * - an illegal code is encountered in the bitstream - * - */ -OMXResult omxVCM4P10_DecodeCoeffsToPairCAVLC ( - const OMX_U8 **ppBitStream, - OMX_S32 *pOffset, - OMX_U8 *pNumCoeff, - OMX_U8 **ppPosCoefbuf, - OMX_INT sVLCSelect, - OMX_INT sMaxNumCoeff -); - - - -/** - * Function: omxVCM4P10_TransformDequantLumaDCFromPair (6.3.4.2.1) - * - * Description: - * Reconstructs the 4x4 LumaDC block from the coefficient-position pair - * buffer, performs integer inverse, and dequantization for 4x4 LumaDC - * coefficients, and updates the pair buffer pointer to the next non-empty - * block. - * - * Input Arguments: - * - * ppSrc - Double pointer to residual coefficient-position pair buffer - * output by CALVC decoding - * QP - Quantization parameter QpY - * - * Output Arguments: - * - * ppSrc - *ppSrc is updated to the start of next non empty block - * pDst - Pointer to the reconstructed 4x4 LumaDC coefficients buffer; must - * be aligned on a 8-byte boundary. - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - ppSrc or pDst is NULL. - * - pDst is not 8 byte aligned. - * - QP is not in the range of [0-51]. - * - */ -OMXResult omxVCM4P10_TransformDequantLumaDCFromPair ( - const OMX_U8 **ppSrc, - OMX_S16 *pDst, - OMX_INT QP -); - - - -/** - * Function: omxVCM4P10_TransformDequantChromaDCFromPair (6.3.4.2.2) - * - * Description: - * Reconstruct the 2x2 ChromaDC block from coefficient-position pair buffer, - * perform integer inverse transformation, and dequantization for 2x2 chroma - * DC coefficients, and update the pair buffer pointer to next non-empty - * block. - * - * Input Arguments: - * - * ppSrc - Double pointer to residual coefficient-position pair buffer - * output by CALVC decoding - * QP - Quantization parameter QpC - * - * Output Arguments: - * - * ppSrc - *ppSrc is updated to the start of next non empty block - * pDst - Pointer to the reconstructed 2x2 ChromaDC coefficients buffer; - * must be aligned on a 4-byte boundary. - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - ppSrc or pDst is NULL. - * - pDst is not 4-byte aligned. - * - QP is not in the range of [0-51]. - * - */ -OMXResult omxVCM4P10_TransformDequantChromaDCFromPair ( - const OMX_U8 **ppSrc, - OMX_S16 *pDst, - OMX_INT QP -); - - - -/** - * Function: omxVCM4P10_DequantTransformResidualFromPairAndAdd (6.3.4.2.3) - * - * Description: - * Reconstruct the 4x4 residual block from coefficient-position pair buffer, - * perform dequantization and integer inverse transformation for 4x4 block of - * residuals with previous intra prediction or motion compensation data, and - * update the pair buffer pointer to next non-empty block. If pDC == NULL, - * there re 16 non-zero AC coefficients at most in the packed buffer starting - * from 4x4 block position 0; If pDC != NULL, there re 15 non-zero AC - * coefficients at most in the packet buffer starting from 4x4 block position - * 1. - * - * Input Arguments: - * - * ppSrc - Double pointer to residual coefficient-position pair buffer - * output by CALVC decoding - * pPred - Pointer to the predicted 4x4 block; must be aligned on a 4-byte - * boundary - * predStep - Predicted frame step size in bytes; must be a multiple of 4 - * dstStep - Destination frame step in bytes; must be a multiple of 4 - * pDC - Pointer to the DC coefficient of this block, NULL if it doesn't - * exist - * QP - QP Quantization parameter. It should be QpC in chroma 4x4 block - * decoding, otherwise it should be QpY. - * AC - Flag indicating if at least one non-zero AC coefficient exists - * - * Output Arguments: - * - * pDst - pointer to the reconstructed 4x4 block data; must be aligned on a - * 4-byte boundary - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - pPred or pDst is NULL. - * - pPred or pDst is not 4-byte aligned. - * - predStep or dstStep is not a multiple of 4. - * - AC !=0 and Qp is not in the range of [0-51] or ppSrc == NULL. - * - AC ==0 && pDC ==NULL. - * - */ -OMXResult omxVCM4P10_DequantTransformResidualFromPairAndAdd ( - const OMX_U8 **ppSrc, - const OMX_U8 *pPred, - const OMX_S16 *pDC, - OMX_U8 *pDst, - OMX_INT predStep, - OMX_INT dstStep, - OMX_INT QP, - OMX_INT AC -); - - - -/** - * Function: omxVCM4P10_MEGetBufSize (6.3.5.1.1) - * - * Description: - * Computes the size, in bytes, of the vendor-specific specification - * structure for the omxVCM4P10 motion estimation functions BlockMatch_Integer - * and MotionEstimationMB. - * - * Input Arguments: - * - * MEmode - motion estimation mode; available modes are defined by the - * enumerated type OMXVCM4P10MEMode - * pMEParams -motion estimation parameters - * - * Output Arguments: - * - * pSize - pointer to the number of bytes required for the motion - * estimation specification structure - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - pMEParams or pSize is NULL. - * - an invalid MEMode is specified. - * - */ -OMXResult omxVCM4P10_MEGetBufSize ( - OMXVCM4P10MEMode MEmode, - const OMXVCM4P10MEParams *pMEParams, - OMX_U32 *pSize -); - - - -/** - * Function: omxVCM4P10_MEInit (6.3.5.1.2) - * - * Description: - * Initializes the vendor-specific specification structure required for the - * omxVCM4P10 motion estimation functions: BlockMatch_Integer and - * MotionEstimationMB. Memory for the specification structure *pMESpec must be - * allocated prior to calling the function, and should be aligned on a 4-byte - * boundary. The number of bytes required for the specification structure can - * be determined using the function omxVCM4P10_MEGetBufSize. Following - * initialization by this function, the vendor-specific structure *pMESpec - * should contain an implementation-specific representation of all motion - * estimation parameters received via the structure pMEParams, for example - * searchRange16x16, searchRange8x8, etc. - * - * Input Arguments: - * - * MEmode - motion estimation mode; available modes are defined by the - * enumerated type OMXVCM4P10MEMode - * pMEParams - motion estimation parameters - * pMESpec - pointer to the uninitialized ME specification structure - * - * Output Arguments: - * - * pMESpec - pointer to the initialized ME specification structure - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - pMEParams or pSize is NULL. - * - an invalid value was specified for the parameter MEmode - * - a negative or zero value was specified for one of the search ranges - * (e.g., pMBParams >searchRange8x8, pMEParams->searchRange16x16, etc.) - * - either in isolation or in combination, one or more of the enables or - * search ranges in the structure *pMEParams were configured such - * that the requested behavior fails to comply with [ISO14496-10]. - * - */ -OMXResult omxVCM4P10_MEInit ( - OMXVCM4P10MEMode MEmode, - const OMXVCM4P10MEParams *pMEParams, - void *pMESpec -); - - - -/** - * Function: omxVCM4P10_BlockMatch_Integer (6.3.5.2.1) - * - * Description: - * Performs integer block match. Returns best MV and associated cost. - * - * Input Arguments: - * - * pSrcOrgY - Pointer to the top-left corner of the current block: - * If iBlockWidth==4, 4-byte alignment required. - * If iBlockWidth==8, 8-byte alignment required. - * If iBlockWidth==16, 16-byte alignment required. - * pSrcRefY - Pointer to the top-left corner of the co-located block in the - * reference picture: - * If iBlockWidth==4, 4-byte alignment required. - * If iBlockWidth==8, 8-byte alignment required. - * If iBlockWidth==16, 16-byte alignment required. - * nSrcOrgStep - Stride of the original picture plane, expressed in terms - * of integer pixels; must be a multiple of iBlockWidth. - * nSrcRefStep - Stride of the reference picture plane, expressed in terms - * of integer pixels - * pRefRect - pointer to the valid reference rectangle inside the reference - * picture plane - * nCurrPointPos - position of the current block in the current plane - * iBlockWidth - Width of the current block, expressed in terms of integer - * pixels; must be equal to either 4, 8, or 16. - * iBlockHeight - Height of the current block, expressed in terms of - * integer pixels; must be equal to either 4, 8, or 16. - * nLamda - Lamda factor; used to compute motion cost - * pMVPred - Predicted MV; used to compute motion cost, expressed in terms - * of 1/4-pel units - * pMVCandidate - Candidate MV; used to initialize the motion search, - * expressed in terms of integer pixels - * pMESpec - pointer to the ME specification structure - * - * Output Arguments: - * - * pDstBestMV - Best MV resulting from integer search, expressed in terms - * of 1/4-pel units - * pBestCost - Motion cost associated with the best MV; computed as - * SAD+Lamda*BitsUsedByMV - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - any of the following pointers are NULL: - * pSrcOrgY, pSrcRefY, pRefRect, pMVPred, pMVCandidate, or pMESpec. - * - Either iBlockWidth or iBlockHeight are values other than 4, 8, or 16. - * - Any alignment restrictions are violated - * - */ -OMXResult omxVCM4P10_BlockMatch_Integer ( - const OMX_U8 *pSrcOrgY, - OMX_S32 nSrcOrgStep, - const OMX_U8 *pSrcRefY, - OMX_S32 nSrcRefStep, - const OMXRect *pRefRect, - const OMXVCM4P2Coordinate *pCurrPointPos, - OMX_U8 iBlockWidth, - OMX_U8 iBlockHeight, - OMX_U32 nLamda, - const OMXVCMotionVector *pMVPred, - const OMXVCMotionVector *pMVCandidate, - OMXVCMotionVector *pBestMV, - OMX_S32 *pBestCost, - void *pMESpec -); - - - -/** - * Function: omxVCM4P10_BlockMatch_Half (6.3.5.2.2) - * - * Description: - * Performs a half-pel block match using results from a prior integer search. - * Returns the best MV and associated cost. This function estimates the - * half-pixel motion vector by interpolating the integer resolution motion - * vector referenced by the input parameter pSrcDstBestMV, i.e., the initial - * integer MV is generated externally. The function - * omxVCM4P10_BlockMatch_Integer may be used for integer motion estimation. - * - * Input Arguments: - * - * pSrcOrgY - Pointer to the current position in original picture plane: - * If iBlockWidth==4, 4-byte alignment required. - * If iBlockWidth==8, 8-byte alignment required. - * If iBlockWidth==16, 16-byte alignment required. - * pSrcRefY - Pointer to the top-left corner of the co-located block in the - * reference picture: - * If iBlockWidth==4, 4-byte alignment required. - * If iBlockWidth==8, 8-byte alignment required. - * If iBlockWidth==16, 16-byte alignment required. - * nSrcOrgStep - Stride of the original picture plane in terms of full - * pixels; must be a multiple of iBlockWidth. - * nSrcRefStep - Stride of the reference picture plane in terms of full - * pixels - * iBlockWidth - Width of the current block in terms of full pixels; must - * be equal to either 4, 8, or 16. - * iBlockHeight - Height of the current block in terms of full pixels; must - * be equal to either 4, 8, or 16. - * nLamda - Lamda factor, used to compute motion cost - * pMVPred - Predicted MV, represented in terms of 1/4-pel units; used to - * compute motion cost - * pSrcDstBestMV - The best MV resulting from a prior integer search, - * represented in terms of 1/4-pel units - * - * Output Arguments: - * - * pSrcDstBestMV - Best MV resulting from the half-pel search, expressed in - * terms of 1/4-pel units - * pBestCost - Motion cost associated with the best MV; computed as - * SAD+Lamda*BitsUsedByMV - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - any of the following pointers is NULL: pSrcOrgY, pSrcRefY, - * pSrcDstBestMV, pMVPred, pBestCost - * - iBlockWidth or iBlockHeight are equal to values other than 4, 8, or 16. - * - Any alignment restrictions are violated - * - */ -OMXResult omxVCM4P10_BlockMatch_Half ( - const OMX_U8 *pSrcOrgY, - OMX_S32 nSrcOrgStep, - const OMX_U8 *pSrcRefY, - OMX_S32 nSrcRefStep, - OMX_U8 iBlockWidth, - OMX_U8 iBlockHeight, - OMX_U32 nLamda, - const OMXVCMotionVector *pMVPred, - OMXVCMotionVector *pSrcDstBestMV, - OMX_S32 *pBestCost -); - - - -/** - * Function: omxVCM4P10_BlockMatch_Quarter (6.3.5.2.3) - * - * Description: - * Performs a quarter-pel block match using results from a prior half-pel - * search. Returns the best MV and associated cost. This function estimates - * the quarter-pixel motion vector by interpolating the half-pel resolution - * motion vector referenced by the input parameter pSrcDstBestMV, i.e., the - * initial half-pel MV is generated externally. The function - * omxVCM4P10_BlockMatch_Half may be used for half-pel motion estimation. - * - * Input Arguments: - * - * pSrcOrgY - Pointer to the current position in original picture plane: - * If iBlockWidth==4, 4-byte alignment required. - * If iBlockWidth==8, 8-byte alignment required. - * If iBlockWidth==16, 16-byte alignment required. - * pSrcRefY - Pointer to the top-left corner of the co-located block in the - * reference picture: - * If iBlockWidth==4, 4-byte alignment required. - * If iBlockWidth==8, 8-byte alignment required. - * If iBlockWidth==16, 16-byte alignment required. - * nSrcOrgStep - Stride of the original picture plane in terms of full - * pixels; must be a multiple of iBlockWidth. - * nSrcRefStep - Stride of the reference picture plane in terms of full - * pixels - * iBlockWidth - Width of the current block in terms of full pixels; must - * be equal to either 4, 8, or 16. - * iBlockHeight - Height of the current block in terms of full pixels; must - * be equal to either 4, 8, or 16. - * nLamda - Lamda factor, used to compute motion cost - * pMVPred - Predicted MV, represented in terms of 1/4-pel units; used to - * compute motion cost - * pSrcDstBestMV - The best MV resulting from a prior half-pel search, - * represented in terms of 1/4 pel units - * - * Output Arguments: - * - * pSrcDstBestMV - Best MV resulting from the quarter-pel search, expressed - * in terms of 1/4-pel units - * pBestCost - Motion cost associated with the best MV; computed as - * SAD+Lamda*BitsUsedByMV - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - One or more of the following pointers is NULL: - * pSrcOrgY, pSrcRefY, pSrcDstBestMV, pMVPred, pBestCost - * - iBlockWidth or iBlockHeight are equal to values other than 4, 8, or 16. - * - Any alignment restrictions are violated - * - */ -OMXResult omxVCM4P10_BlockMatch_Quarter ( - const OMX_U8 *pSrcOrgY, - OMX_S32 nSrcOrgStep, - const OMX_U8 *pSrcRefY, - OMX_S32 nSrcRefStep, - OMX_U8 iBlockWidth, - OMX_U8 iBlockHeight, - OMX_U32 nLamda, - const OMXVCMotionVector *pMVPred, - OMXVCMotionVector *pSrcDstBestMV, - OMX_S32 *pBestCost -); - - - -/** - * Function: omxVCM4P10_MotionEstimationMB (6.3.5.3.1) - * - * Description: - * Performs MB-level motion estimation and selects best motion estimation - * strategy from the set of modes supported in baseline profile [ISO14496-10]. - * - * Input Arguments: - * - * pSrcCurrBuf - Pointer to the current position in original picture plane; - * 16-byte alignment required - * pSrcRefBufList - Pointer to an array with 16 entries. Each entry points - * to the top-left corner of the co-located MB in a reference - * picture. The array is filled from low-to-high with valid - * reference frame pointers; the unused high entries should be set - * to NULL. Ordering of the reference frames should follow - * [ISO14496-10] subclause 8.2.4 Decoding Process for Reference - * Picture Lists. The entries must be 16-byte aligned. - * pSrcRecBuf - Pointer to the top-left corner of the co-located MB in the - * reconstructed picture; must be 16-byte aligned. - * SrcCurrStep - Width of the original picture plane in terms of full - * pixels; must be a multiple of 16. - * SrcRefStep - Width of the reference picture plane in terms of full - * pixels; must be a multiple of 16. - * SrcRecStep - Width of the reconstructed picture plane in terms of full - * pixels; must be a multiple of 16. - * pRefRect - Pointer to the valid reference rectangle; relative to the - * image origin. - * pCurrPointPos - Position of the current macroblock in the current plane. - * Lambda - Lagrange factor for computing the cost function - * pMESpec - Pointer to the motion estimation specification structure; must - * have been allocated and initialized prior to calling this - * function. - * pMBInter - Array, of dimension four, containing pointers to information - * associated with four adjacent type INTER MBs (Left, Top, - * Top-Left, Top-Right). Any pointer in the array may be set equal - * to NULL if the corresponding MB doesn t exist or is not of type - * INTER. - * - pMBInter[0] - Pointer to left MB information - * - pMBInter[1] - Pointer to top MB information - * - pMBInter[2] - Pointer to top-left MB information - * - pMBInter[3] - Pointer to top-right MB information - * pMBIntra - Array, of dimension four, containing pointers to information - * associated with four adjacent type INTRA MBs (Left, Top, - * Top-Left, Top-Right). Any pointer in the array may be set equal - * to NULL if the corresponding MB doesn t exist or is not of type - * INTRA. - * - pMBIntra[0] - Pointer to left MB information - * - pMBIntra[1] - Pointer to top MB information - * - pMBIntra[2] - Pointer to top-left MB information - * - pMBIntra[3] - Pointer to top-right MB information - * pSrcDstMBCurr - Pointer to information structure for the current MB. - * The following entries should be set prior to calling the - * function: sliceID - the number of the slice the to which the - * current MB belongs. - * - * Output Arguments: - * - * pDstCost - Pointer to the minimum motion cost for the current MB. - * pDstBlockSAD - Pointer to the array of SADs for each of the sixteen luma - * 4x4 blocks in each MB. The block SADs are in scan order for - * each MB. For implementations that cannot compute the SAD values - * individually, the maximum possible value (0xffff) is returned - * for each of the 16 block SAD entries. - * pSrcDstMBCurr - Pointer to updated information structure for the current - * MB after MB-level motion estimation has been completed. The - * following fields are updated by the ME function. The following - * parameter set quantifies the MB-level ME search results: - * - MbType - * - subMBType[4] - * - pMV0[4][4] - * - pMVPred[4][4] - * - pRefL0Idx[4] - * - Intra16x16PredMode - * - pIntra4x4PredMode[4][4] - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - One or more of the following pointers is NULL: pSrcCurrBuf, - * pSrcRefBufList, pSrcRecBuf, pRefRect, pCurrPointPos, pMESpec, - * pMBInter, pMBIntra,pSrcDstMBCurr, pDstCost, pSrcRefBufList[0] - * - SrcRefStep, SrcRecStep are not multiples of 16 - * - iBlockWidth or iBlockHeight are values other than 4, 8, or 16. - * - Any alignment restrictions are violated - * - */ -OMXResult omxVCM4P10_MotionEstimationMB ( - const OMX_U8 *pSrcCurrBuf, - OMX_S32 SrcCurrStep, - const OMX_U8 *pSrcRefBufList[15], - OMX_S32 SrcRefStep, - const OMX_U8 *pSrcRecBuf, - OMX_S32 SrcRecStep, - const OMXRect *pRefRect, - const OMXVCM4P2Coordinate *pCurrPointPos, - OMX_U32 Lambda, - void *pMESpec, - const OMXVCM4P10MBInfoPtr *pMBInter, - const OMXVCM4P10MBInfoPtr *pMBIntra, - OMXVCM4P10MBInfoPtr pSrcDstMBCurr, - OMX_INT *pDstCost, - OMX_U16 *pDstBlockSAD -); - - - -/** - * Function: omxVCM4P10_SAD_4x (6.3.5.4.1) - * - * Description: - * This function calculates the SAD for 4x8 and 4x4 blocks. - * - * Input Arguments: - * - * pSrcOrg -Pointer to the original block; must be aligned on a 4-byte - * boundary. - * iStepOrg -Step of the original block buffer; must be a multiple of 4. - * pSrcRef -Pointer to the reference block - * iStepRef -Step of the reference block buffer - * iHeight -Height of the block; must be equal to either 4 or 8. - * - * Output Arguments: - * - * pDstSAD -Pointer of result SAD - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - One or more of the following pointers is NULL: - * pSrcOrg, pSrcRef, or pDstSAD - * - iHeight is not equal to either 4 or 8. - * - iStepOrg is not a multiple of 4 - * - Any alignment restrictions are violated - * - */ -OMXResult omxVCM4P10_SAD_4x ( - const OMX_U8 *pSrcOrg, - OMX_U32 iStepOrg, - const OMX_U8 *pSrcRef, - OMX_U32 iStepRef, - OMX_S32 *pDstSAD, - OMX_U32 iHeight -); - - - -/** - * Function: omxVCM4P10_SADQuar_4x (6.3.5.4.2) - * - * Description: - * This function calculates the SAD between one block (pSrc) and the average - * of the other two (pSrcRef0 and pSrcRef1) for 4x8 or 4x4 blocks. Rounding - * is applied according to the convention (a+b+1)>>1. - * - * Input Arguments: - * - * pSrc - Pointer to the original block; must be aligned on a 4-byte - * boundary. - * pSrcRef0 - Pointer to reference block 0 - * pSrcRef1 - Pointer to reference block 1 - * iSrcStep - Step of the original block buffer; must be a multiple of 4. - * iRefStep0 - Step of reference block 0 - * iRefStep1 - Step of reference block 1 - * iHeight - Height of the block; must be equal to either 4 or 8. - * - * Output Arguments: - * - * pDstSAD - Pointer of result SAD - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - iHeight is not equal to either 4 or 8. - * - One or more of the following pointers is NULL: pSrc, pSrcRef0, - * pSrcRef1, pDstSAD. - * - iSrcStep is not a multiple of 4 - * - Any alignment restrictions are violated - * - */ -OMXResult omxVCM4P10_SADQuar_4x ( - const OMX_U8 *pSrc, - const OMX_U8 *pSrcRef0, - const OMX_U8 *pSrcRef1, - OMX_U32 iSrcStep, - OMX_U32 iRefStep0, - OMX_U32 iRefStep1, - OMX_U32 *pDstSAD, - OMX_U32 iHeight -); - - - -/** - * Function: omxVCM4P10_SADQuar_8x (6.3.5.4.3) - * - * Description: - * This function calculates the SAD between one block (pSrc) and the average - * of the other two (pSrcRef0 and pSrcRef1) for 8x16, 8x8, or 8x4 blocks. - * Rounding is applied according to the convention (a+b+1)>>1. - * - * Input Arguments: - * - * pSrc - Pointer to the original block; must be aligned on an 8-byte - * boundary. - * pSrcRef0 - Pointer to reference block 0 - * pSrcRef1 - Pointer to reference block 1 - * iSrcStep - Step of the original block buffer; must be a multiple of 8. - * iRefStep0 - Step of reference block 0 - * iRefStep1 - Step of reference block 1 - * iHeight - Height of the block; must be equal either 4, 8, or 16. - * - * Output Arguments: - * - * pDstSAD - Pointer of result SAD - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - iHeight is not equal to either 4, 8, or 16. - * - One or more of the following pointers is NULL: pSrc, pSrcRef0, - * pSrcRef1, pDstSAD. - * - iSrcStep is not a multiple of 8 - * - Any alignment restrictions are violated - * - */ -OMXResult omxVCM4P10_SADQuar_8x ( - const OMX_U8 *pSrc, - const OMX_U8 *pSrcRef0, - const OMX_U8 *pSrcRef1, - OMX_U32 iSrcStep, - OMX_U32 iRefStep0, - OMX_U32 iRefStep1, - OMX_U32 *pDstSAD, - OMX_U32 iHeight -); - - - -/** - * Function: omxVCM4P10_SADQuar_16x (6.3.5.4.4) - * - * Description: - * This function calculates the SAD between one block (pSrc) and the average - * of the other two (pSrcRef0 and pSrcRef1) for 16x16 or 16x8 blocks. - * Rounding is applied according to the convention (a+b+1)>>1. - * - * Input Arguments: - * - * pSrc - Pointer to the original block; must be aligned on a 16-byte - * boundary. - * pSrcRef0 - Pointer to reference block 0 - * pSrcRef1 - Pointer to reference block 1 - * iSrcStep - Step of the original block buffer; must be a multiple of 16 - * iRefStep0 - Step of reference block 0 - * iRefStep1 - Step of reference block 1 - * iHeight - Height of the block; must be equal to either 8 or 16 - * - * Output Arguments: - * - * pDstSAD -Pointer of result SAD - * - * Return Value: - * OMX_Sts_NoErr, if the function runs without error. - * OMX_Sts_BadArgErr - bad arguments: if one of the following cases occurs: - * - iHeight is not equal to either 8 or 16. - * - One or more of the following pointers is NULL: pSrc, pSrcRef0, - * pSrcRef1, pDstSAD. - * - iSrcStep is not a multiple of 16 - * - Any alignment restrictions are violated - * - */ -OMXResult omxVCM4P10_SADQuar_16x ( - const OMX_U8 *pSrc, - const OMX_U8 *pSrcRef0, - const OMX_U8 *pSrcRef1, - OMX_U32 iSrcStep, - OMX_U32 iRefStep0, - OMX_U32 iRefStep1, - OMX_U32 *pDstSAD, - OMX_U32 iHeight -); - - - -/** - * Function: omxVCM4P10_SATD_4x4 (6.3.5.4.5) - * - * Description: - * This function calculates the sum of absolute transform differences (SATD) - * for a 4x4 block by applying a Hadamard transform to the difference block - * and then calculating the sum of absolute coefficient values. - * - * Input Arguments: - * - * pSrcOrg - Pointer to the original block; must be aligned on a 4-byte - * boundary - * iStepOrg - Step of the original block buffer; must be a multiple of 4 - * pSrcRef - Pointer to the reference block; must be aligned on a 4-byte - * boundary - * iStepRef - Step of the reference block buffer; must be a multiple of 4 - * - * Output Arguments: - * - * pDstSAD - pointer to the resulting SAD - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: - * pSrcOrg, pSrcRef, or pDstSAD either pSrcOrg - * - pSrcRef is not aligned on a 4-byte boundary - * - iStepOrg <= 0 or iStepOrg is not a multiple of 4 - * - iStepRef <= 0 or iStepRef is not a multiple of 4 - * - */ -OMXResult omxVCM4P10_SATD_4x4 ( - const OMX_U8 *pSrcOrg, - OMX_U32 iStepOrg, - const OMX_U8 *pSrcRef, - OMX_U32 iStepRef, - OMX_U32 *pDstSAD -); - - - -/** - * Function: omxVCM4P10_InterpolateHalfHor_Luma (6.3.5.5.1) - * - * Description: - * This function performs interpolation for two horizontal 1/2-pel positions - * (-1/2,0) and (1/2, 0) - around a full-pel position. - * - * Input Arguments: - * - * pSrc - Pointer to the top-left corner of the block used to interpolate in - * the reconstruction frame plane. - * iSrcStep - Step of the source buffer. - * iDstStep - Step of the destination(interpolation) buffer; must be a - * multiple of iWidth. - * iWidth - Width of the current block; must be equal to either 4, 8, or 16 - * iHeight - Height of the current block; must be equal to 4, 8, or 16 - * - * Output Arguments: - * - * pDstLeft -Pointer to the interpolation buffer of the left -pel position - * (-1/2, 0) - * If iWidth==4, 4-byte alignment required. - * If iWidth==8, 8-byte alignment required. - * If iWidth==16, 16-byte alignment required. - * pDstRight -Pointer to the interpolation buffer of the right -pel - * position (1/2, 0) - * If iWidth==4, 4-byte alignment required. - * If iWidth==8, 8-byte alignment required. - * If iWidth==16, 16-byte alignment required. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: - * pSrc, pDstLeft, or pDstRight - * - iWidth or iHeight have values other than 4, 8, or 16 - * - iWidth==4 but pDstLeft and/or pDstRight is/are not aligned on a 4-byte boundary - * - iWidth==8 but pDstLeft and/or pDstRight is/are not aligned on a 8-byte boundary - * - iWidth==16 but pDstLeft and/or pDstRight is/are not aligned on a 16-byte boundary - * - any alignment restrictions are violated - * - */ -OMXResult omxVCM4P10_InterpolateHalfHor_Luma ( - const OMX_U8 *pSrc, - OMX_U32 iSrcStep, - OMX_U8 *pDstLeft, - OMX_U8 *pDstRight, - OMX_U32 iDstStep, - OMX_U32 iWidth, - OMX_U32 iHeight -); - - - -/** - * Function: omxVCM4P10_InterpolateHalfVer_Luma (6.3.5.5.2) - * - * Description: - * This function performs interpolation for two vertical 1/2-pel positions - - * (0, -1/2) and (0, 1/2) - around a full-pel position. - * - * Input Arguments: - * - * pSrc - Pointer to top-left corner of block used to interpolate in the - * reconstructed frame plane - * iSrcStep - Step of the source buffer. - * iDstStep - Step of the destination (interpolation) buffer; must be a - * multiple of iWidth. - * iWidth - Width of the current block; must be equal to either 4, 8, or 16 - * iHeight - Height of the current block; must be equal to either 4, 8, or 16 - * - * Output Arguments: - * - * pDstUp -Pointer to the interpolation buffer of the -pel position above - * the current full-pel position (0, -1/2) - * If iWidth==4, 4-byte alignment required. - * If iWidth==8, 8-byte alignment required. - * If iWidth==16, 16-byte alignment required. - * pDstDown -Pointer to the interpolation buffer of the -pel position below - * the current full-pel position (0, 1/2) - * If iWidth==4, 4-byte alignment required. - * If iWidth==8, 8-byte alignment required. - * If iWidth==16, 16-byte alignment required. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: - * pSrc, pDstUp, or pDstDown - * - iWidth or iHeight have values other than 4, 8, or 16 - * - iWidth==4 but pDstUp and/or pDstDown is/are not aligned on a 4-byte boundary - * - iWidth==8 but pDstUp and/or pDstDown is/are not aligned on a 8-byte boundary - * - iWidth==16 but pDstUp and/or pDstDown is/are not aligned on a 16-byte boundary - * - */ -OMXResult omxVCM4P10_InterpolateHalfVer_Luma ( - const OMX_U8 *pSrc, - OMX_U32 iSrcStep, - OMX_U8 *pDstUp, - OMX_U8 *pDstDown, - OMX_U32 iDstStep, - OMX_U32 iWidth, - OMX_U32 iHeight -); - - - -/** - * Function: omxVCM4P10_Average_4x (6.3.5.5.3) - * - * Description: - * This function calculates the average of two 4x4, 4x8 blocks. The result - * is rounded according to (a+b+1)/2. - * - * Input Arguments: - * - * pPred0 - Pointer to the top-left corner of reference block 0 - * pPred1 - Pointer to the top-left corner of reference block 1 - * iPredStep0 - Step of reference block 0; must be a multiple of 4. - * iPredStep1 - Step of reference block 1; must be a multiple of 4. - * iDstStep - Step of the destination buffer; must be a multiple of 4. - * iHeight - Height of the blocks; must be either 4 or 8. - * - * Output Arguments: - * - * pDstPred - Pointer to the destination buffer. 4-byte alignment required. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: - * pPred0, pPred1, or pDstPred - * - pDstPred is not aligned on a 4-byte boundary - * - iPredStep0 <= 0 or iPredStep0 is not a multiple of 4 - * - iPredStep1 <= 0 or iPredStep1 is not a multiple of 4 - * - iDstStep <= 0 or iDstStep is not a multiple of 4 - * - iHeight is not equal to either 4 or 8 - * - */ -OMXResult omxVCM4P10_Average_4x ( - const OMX_U8 *pPred0, - const OMX_U8 *pPred1, - OMX_U32 iPredStep0, - OMX_U32 iPredStep1, - OMX_U8 *pDstPred, - OMX_U32 iDstStep, - OMX_U32 iHeight -); - - - -/** - * Function: omxVCM4P10_TransformQuant_ChromaDC (6.3.5.6.1) - * - * Description: - * This function performs 2x2 Hadamard transform of chroma DC coefficients - * and then quantizes the coefficients. - * - * Input Arguments: - * - * pSrcDst - Pointer to the 2x2 array of chroma DC coefficients. 8-byte - * alignment required. - * iQP - Quantization parameter; must be in the range [0,51]. - * bIntra - Indicate whether this is an INTRA block. 1-INTRA, 0-INTER - * - * Output Arguments: - * - * pSrcDst - Pointer to transformed and quantized coefficients. 8-byte - * alignment required. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: - * pSrcDst - * - pSrcDst is not aligned on an 8-byte boundary - * - */ -OMXResult omxVCM4P10_TransformQuant_ChromaDC ( - OMX_S16 *pSrcDst, - OMX_U32 iQP, - OMX_U8 bIntra -); - - - -/** - * Function: omxVCM4P10_TransformQuant_LumaDC (6.3.5.6.2) - * - * Description: - * This function performs a 4x4 Hadamard transform of luma DC coefficients - * and then quantizes the coefficients. - * - * Input Arguments: - * - * pSrcDst - Pointer to the 4x4 array of luma DC coefficients. 16-byte - * alignment required. - * iQP - Quantization parameter; must be in the range [0,51]. - * - * Output Arguments: - * - * pSrcDst - Pointer to transformed and quantized coefficients. 16-byte - * alignment required. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: pSrcDst - * - pSrcDst is not aligned on an 16-byte boundary - * - */ -OMXResult omxVCM4P10_TransformQuant_LumaDC ( - OMX_S16 *pSrcDst, - OMX_U32 iQP -); - - - -/** - * Function: omxVCM4P10_InvTransformDequant_LumaDC (6.3.5.6.3) - * - * Description: - * This function performs inverse 4x4 Hadamard transform and then dequantizes - * the coefficients. - * - * Input Arguments: - * - * pSrc - Pointer to the 4x4 array of the 4x4 Hadamard-transformed and - * quantized coefficients. 16 byte alignment required. - * iQP - Quantization parameter; must be in the range [0,51]. - * - * Output Arguments: - * - * pDst - Pointer to inverse-transformed and dequantized coefficients. - * 16-byte alignment required. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: pSrc - * - pSrc or pDst is not aligned on a 16-byte boundary - * - */ -OMXResult omxVCM4P10_InvTransformDequant_LumaDC ( - const OMX_S16 *pSrc, - OMX_S16 *pDst, - OMX_U32 iQP -); - - - -/** - * Function: omxVCM4P10_InvTransformDequant_ChromaDC (6.3.5.6.4) - * - * Description: - * This function performs inverse 2x2 Hadamard transform and then dequantizes - * the coefficients. - * - * Input Arguments: - * - * pSrc - Pointer to the 2x2 array of the 2x2 Hadamard-transformed and - * quantized coefficients. 8 byte alignment required. - * iQP - Quantization parameter; must be in the range [0,51]. - * - * Output Arguments: - * - * pDst - Pointer to inverse-transformed and dequantized coefficients. - * 8-byte alignment required. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: pSrc - * - pSrc or pDst is not aligned on an 8-byte boundary - * - */ -OMXResult omxVCM4P10_InvTransformDequant_ChromaDC ( - const OMX_S16 *pSrc, - OMX_S16 *pDst, - OMX_U32 iQP -); - - - -/** - * Function: omxVCM4P10_InvTransformResidualAndAdd (6.3.5.7.1) - * - * Description: - * This function performs inverse an 4x4 integer transformation to produce - * the difference signal and then adds the difference to the prediction to get - * the reconstructed signal. - * - * Input Arguments: - * - * pSrcPred - Pointer to prediction signal. 4-byte alignment required. - * pDequantCoeff - Pointer to the transformed coefficients. 8-byte - * alignment required. - * iSrcPredStep - Step of the prediction buffer; must be a multiple of 4. - * iDstReconStep - Step of the destination reconstruction buffer; must be a - * multiple of 4. - * bAC - Indicate whether there is AC coefficients in the coefficients - * matrix. - * - * Output Arguments: - * - * pDstRecon -Pointer to the destination reconstruction buffer. 4-byte - * alignment required. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: - * pSrcPred, pDequantCoeff, pDstRecon - * - pSrcPred is not aligned on a 4-byte boundary - * - iSrcPredStep or iDstReconStep is not a multiple of 4. - * - pDequantCoeff is not aligned on an 8-byte boundary - * - */ -OMXResult omxVCM4P10_InvTransformResidualAndAdd ( - const OMX_U8 *pSrcPred, - const OMX_S16 *pDequantCoeff, - OMX_U8 *pDstRecon, - OMX_U32 iSrcPredStep, - OMX_U32 iDstReconStep, - OMX_U8 bAC -); - - - -/** - * Function: omxVCM4P10_SubAndTransformQDQResidual (6.3.5.8.1) - * - * Description: - * This function subtracts the prediction signal from the original signal to - * produce the difference signal and then performs a 4x4 integer transform and - * quantization. The quantized transformed coefficients are stored as - * pDstQuantCoeff. This function can also output dequantized coefficients or - * unquantized DC coefficients optionally by setting the pointers - * pDstDeQuantCoeff, pDCCoeff. - * - * Input Arguments: - * - * pSrcOrg - Pointer to original signal. 4-byte alignment required. - * pSrcPred - Pointer to prediction signal. 4-byte alignment required. - * iSrcOrgStep - Step of the original signal buffer; must be a multiple of - * 4. - * iSrcPredStep - Step of the prediction signal buffer; must be a multiple - * of 4. - * pNumCoeff -Number of non-zero coefficients after quantization. If this - * parameter is not required, it is set to NULL. - * nThreshSAD - Zero-block early detection threshold. If this parameter is - * not required, it is set to 0. - * iQP - Quantization parameter; must be in the range [0,51]. - * bIntra - Indicates whether this is an INTRA block, either 1-INTRA or - * 0-INTER - * - * Output Arguments: - * - * pDstQuantCoeff - Pointer to the quantized transformed coefficients. - * 8-byte alignment required. - * pDstDeQuantCoeff - Pointer to the dequantized transformed coefficients - * if this parameter is not equal to NULL. 8-byte alignment - * required. - * pDCCoeff - Pointer to the unquantized DC coefficient if this parameter - * is not equal to NULL. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: - * pSrcOrg, pSrcPred, pNumCoeff, pDstQuantCoeff, - * pDstDeQuantCoeff, pDCCoeff - * - pSrcOrg is not aligned on a 4-byte boundary - * - pSrcPred is not aligned on a 4-byte boundary - * - iSrcOrgStep is not a multiple of 4 - * - iSrcPredStep is not a multiple of 4 - * - pDstQuantCoeff or pDstDeQuantCoeff is not aligned on an 8-byte boundary - * - */ -OMXResult omxVCM4P10_SubAndTransformQDQResidual ( - const OMX_U8 *pSrcOrg, - const OMX_U8 *pSrcPred, - OMX_U32 iSrcOrgStep, - OMX_U32 iSrcPredStep, - OMX_S16 *pDstQuantCoeff, - OMX_S16 *pDstDeQuantCoeff, - OMX_S16 *pDCCoeff, - OMX_S8 *pNumCoeff, - OMX_U32 nThreshSAD, - OMX_U32 iQP, - OMX_U8 bIntra -); - - - -/** - * Function: omxVCM4P10_GetVLCInfo (6.3.5.9.1) - * - * Description: - * This function extracts run-length encoding (RLE) information from the - * coefficient matrix. The results are returned in an OMXVCM4P10VLCInfo - * structure. - * - * Input Arguments: - * - * pSrcCoeff - pointer to the transform coefficient matrix. 8-byte - * alignment required. - * pScanMatrix - pointer to the scan order definition matrix. For a luma - * block the scan matrix should follow [ISO14496-10] section 8.5.4, - * and should contain the values 0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, - * 10, 7, 11, 14, 15. For a chroma block, the scan matrix should - * contain the values 0, 1, 2, 3. - * bAC - indicates presence of a DC coefficient; 0 = DC coefficient - * present, 1= DC coefficient absent. - * MaxNumCoef - specifies the number of coefficients contained in the - * transform coefficient matrix, pSrcCoeff. The value should be 16 - * for blocks of type LUMADC, LUMAAC, LUMALEVEL, and CHROMAAC. The - * value should be 4 for blocks of type CHROMADC. - * - * Output Arguments: - * - * pDstVLCInfo - pointer to structure that stores information for - * run-length coding. - * - * Return Value: - * - * OMX_Sts_NoErr - no error - * OMX_Sts_BadArgErr - bad arguments; returned if any of the following - * conditions are true: - * - at least one of the following pointers is NULL: - * pSrcCoeff, pScanMatrix, pDstVLCInfo - * - pSrcCoeff is not aligned on an 8-byte boundary - * - */ -OMXResult omxVCM4P10_GetVLCInfo ( - const OMX_S16 *pSrcCoeff, - const OMX_U8 *pScanMatrix, - OMX_U8 bAC, - OMX_U32 MaxNumCoef, - OMXVCM4P10VLCInfo*pDstVLCInfo -); - - - -#ifdef __cplusplus -} -#endif - -#endif /** end of #define _OMXVC_H_ */ - -/** EOF */ - |