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Diffstat (limited to 'camera/inc/NV12_resize.h')
| -rw-r--r-- | camera/inc/NV12_resize.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/camera/inc/NV12_resize.h b/camera/inc/NV12_resize.h new file mode 100644 index 0000000..4b05a4f --- /dev/null +++ b/camera/inc/NV12_resize.h @@ -0,0 +1,135 @@ +/* + * Copyright (C) Texas Instruments - http://www.ti.com/ + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef NV12_RESIZE_H_ +#define NV12_RESIZE_H_ + +#include "Common.h" + +typedef unsigned char mmBool; +typedef unsigned char mmUchar; +typedef unsigned char mmUint8; +typedef unsigned char mmByte; +typedef unsigned short mmUint16; +typedef unsigned int mmUint32; +typedef unsigned long mmUint64; +typedef signed char mmInt8; +typedef char mmChar; +typedef signed short mmInt16; +typedef signed int mmInt32; +typedef signed long mmLong; +typedef signed int mmHandle; +typedef float mmFloat; +typedef double mmDouble; +typedef int HObj; +typedef HObj HFile; +typedef int HDir; +typedef void* mmMutexHandle; +typedef struct _fstat { + mmInt32 fileSize; +} VE_FileAttribute; + +typedef struct { + mmInt32 second; + mmInt32 millisecond; +} tsVE_Time; + +typedef struct { + mmInt32 year; + mmInt32 month; + mmInt32 day; + mmInt32 hour; + mmInt32 minute; + mmInt32 second; +} TmDateTime; + +const mmUint8 bWeights[8][8][4] = { + {{64, 0, 0, 0}, {56, 0, 0, 8}, {48, 0, 0,16}, {40, 0, 0,24}, + {32, 0, 0,32}, {24, 0, 0,40}, {16, 0, 0,48}, { 8, 0, 0,56}}, + + {{56, 8, 0, 0}, {49, 7, 1, 7}, {42, 6, 2,14}, {35, 5, 3,21}, + {28, 4, 4,28}, {21, 3, 5,35}, {14, 2, 6,42}, { 7, 1, 7,49}}, + + {{48,16, 0, 0}, {42,14, 2, 6}, {36,12,4 ,12}, {30,10,6 ,18}, + {24, 8, 8,24}, {18, 6,10,30}, {12,4 ,12,36}, { 6, 2,14,42}}, + + {{40,24,0 ,0 }, {35,21, 3, 5}, {30,18, 6,10}, {25,15, 9,15}, + {20,12,12,20}, {15, 9,15,25}, {10, 6,18,30}, { 5, 3,21,35}}, + + {{32,32, 0,0 }, {28,28, 4, 4}, {24,24, 8, 8}, {20,20,12,12}, + {16,16,16,16}, {12,12,20,20}, { 8, 8,24,24}, { 4, 4,28,28}}, + + {{24,40,0 ,0 }, {21,35, 5, 3}, {18,30,10, 6}, {15,25,15, 9}, + {12,20,20,12}, { 9,15,25,15}, { 6,10,30,18}, { 3, 5,35,21}}, + + {{16,48, 0,0 }, {14,42, 6, 2}, {12,36,12, 4}, {10,30,18, 6}, + {8 ,24,24,8 }, { 6,18,30,10}, { 4,12,36,12}, { 2, 6,42,14}}, + + {{ 8,56, 0,0 }, { 7,49, 7, 1}, { 6,42,14, 2}, { 5,35,21, 3}, + { 4,28,28,4 }, { 3,21,35, 5}, { 2,14,42, 6}, { 1,7 ,49, 7}} +}; + +typedef enum { + IC_FORMAT_NONE, + IC_FORMAT_RGB565, + IC_FORMAT_RGB888, + IC_FORMAT_YCbCr420_lp, + IC_FORMAT_YCbCr, + IC_FORMAT_YCbCr420_FRAME_PK, + IC_FORMAT_MAX +} enumImageFormat; + +/* This structure defines the format of an image */ +typedef struct { + mmInt32 uWidth; + mmInt32 uHeight; + mmInt32 uStride; + enumImageFormat eFormat; + mmByte *imgPtr; + mmByte *clrPtr; + mmInt32 uOffset; +} structConvImage; + +typedef struct IC_crop_struct { + mmUint32 x; /* x pos of rectangle */ + mmUint32 y; /* y pos of rectangle */ + mmUint32 uWidth; /* dx of rectangle */ + mmUint32 uHeight; /* dy of rectangle */ +} IC_rect_type; + +/*========================================================================== +* Function Name : VT_resizeFrame_Video_opt2_lp +* +* Description : Resize a yuv frame. +* +* Input(s) : input_img_ptr -> Input Image Structure +* : output_img_ptr -> Output Image Structure +* : cropout -> crop structure +* +* Value Returned : mmBool -> FALSE on error TRUE on success +* NOTE: +* Not tested for crop funtionallity. +* faster version. +============================================================================*/ +mmBool +VT_resizeFrame_Video_opt2_lp( + structConvImage* i_img_ptr, /* Points to the input image */ + structConvImage* o_img_ptr, /* Points to the output image */ + IC_rect_type* cropout, /* how much to resize to in final image */ + mmUint16 dummy /* Transparent pixel value */ + ); + +#endif //#define NV12_RESIZE_H_ |