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diff --git a/media/libstagefright/codecs/aacdec/calc_auto_corr.cpp b/media/libstagefright/codecs/aacdec/calc_auto_corr.cpp
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--- a/media/libstagefright/codecs/aacdec/calc_auto_corr.cpp
+++ /dev/null
@@ -1,416 +0,0 @@
-/* ------------------------------------------------------------------
- * Copyright (C) 1998-2009 PacketVideo
- *
- * 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.
- * -------------------------------------------------------------------
- */
-/*
-
- Filename: calc_auto_corr.c
-
-
-------------------------------------------------------------------------------
- REVISION HISTORY
-
-
- Who: Date: MM/DD/YYYY
- Description:
-
-------------------------------------------------------------------------------
- INPUT AND OUTPUT DEFINITIONS
-
-
-
-------------------------------------------------------------------------------
- FUNCTION DESCRIPTION
-
-
-------------------------------------------------------------------------------
- REQUIREMENTS
-
-
-------------------------------------------------------------------------------
- REFERENCES
-
-SC 29 Software Copyright Licencing Disclaimer:
-
-This software module was originally developed by
- Coding Technologies
-
-and edited by
- -
-
-in the course of development of the ISO/IEC 13818-7 and ISO/IEC 14496-3
-standards for reference purposes and its performance may not have been
-optimized. This software module is an implementation of one or more tools as
-specified by the ISO/IEC 13818-7 and ISO/IEC 14496-3 standards.
-ISO/IEC gives users free license to this software module or modifications
-thereof for use in products claiming conformance to audiovisual and
-image-coding related ITU Recommendations and/or ISO/IEC International
-Standards. ISO/IEC gives users the same free license to this software module or
-modifications thereof for research purposes and further ISO/IEC standardisation.
-Those intending to use this software module in products are advised that its
-use may infringe existing patents. ISO/IEC have no liability for use of this
-software module or modifications thereof. Copyright is not released for
-products that do not conform to audiovisual and image-coding related ITU
-Recommendations and/or ISO/IEC International Standards.
-The original developer retains full right to modify and use the code for its
-own purpose, assign or donate the code to a third party and to inhibit third
-parties from using the code for products that do not conform to audiovisual and
-image-coding related ITU Recommendations and/or ISO/IEC International Standards.
-This copyright notice must be included in all copies or derivative works.
-Copyright (c) ISO/IEC 2002.
-
-------------------------------------------------------------------------------
- PSEUDO-CODE
-
-------------------------------------------------------------------------------
-*/
-
-
-/*----------------------------------------------------------------------------
-; INCLUDES
-----------------------------------------------------------------------------*/
-#ifdef AAC_PLUS
-
-
-#include "calc_auto_corr.h"
-#include "aac_mem_funcs.h"
-
-/*----------------------------------------------------------------------------
-; MACROS
-; Define module specific macros here
-----------------------------------------------------------------------------*/
-
-
-/*----------------------------------------------------------------------------
-; DEFINES
-; Include all pre-processor statements here. Include conditional
-; compile variables also.
-----------------------------------------------------------------------------*/
-#include "fxp_mul32.h"
-#include "pv_normalize.h"
-
-#define N 2
-
-/*----------------------------------------------------------------------------
-; LOCAL FUNCTION DEFINITIONS
-; Function Prototype declaration
-----------------------------------------------------------------------------*/
-
-/*----------------------------------------------------------------------------
-; LOCAL STORE/BUFFER/POINTER DEFINITIONS
-; Variable declaration - defined here and used outside this module
-----------------------------------------------------------------------------*/
-
-
-/*----------------------------------------------------------------------------
-; EXTERNAL FUNCTION REFERENCES
-; Declare functions defined elsewhere and referenced in this module
-----------------------------------------------------------------------------*/
-
-/*----------------------------------------------------------------------------
-; EXTERNAL GLOBAL STORE/BUFFER/POINTER REFERENCES
-; Declare variables used in this module but defined elsewhere
-----------------------------------------------------------------------------*/
-
-/*----------------------------------------------------------------------------
-; FUNCTION CODE
-----------------------------------------------------------------------------*/
-
-
-
-void calc_auto_corr_LC(struct ACORR_COEFS *ac,
- Int32 realBuf[][32],
- Int32 bd,
- Int32 len)
-{
- Int32 j;
- Int32 temp1;
- Int32 temp3;
- Int32 temp5;
-
- int64_t temp_r01r;
- int64_t temp_r02r;
- int64_t temp_r11r;
- int64_t temp_r12r;
- int64_t temp_r22r;
- int64_t max = 0;
-
-
- temp1 = (realBuf[ 0][bd]) >> N;
- temp3 = (realBuf[-1][bd]) >> N;
- temp5 = (realBuf[-2][bd]) >> N;
-
-
- temp_r11r = fxp_mac64_Q31(0, temp3, temp3); /* [j-1]*[j-1] */
- temp_r12r = fxp_mac64_Q31(0, temp3, temp5); /* [j-1]*[j-2] */
- temp_r22r = fxp_mac64_Q31(0, temp5, temp5); /* [j-2]*[j-2] */
-
- temp_r01r = 0;
- temp_r02r = 0;
-
- for (j = 1; j < len; j++)
- {
- temp_r01r = fxp_mac64_Q31(temp_r01r, temp1, temp3); /* [j ]*[j-1] */
- temp_r02r = fxp_mac64_Q31(temp_r02r, temp1, temp5); /* [j ]*[j-2] */
- temp_r11r = fxp_mac64_Q31(temp_r11r, temp1, temp1); /* [j-1]*[j-1] */
-
- temp5 = temp3;
- temp3 = temp1;
- temp1 = (realBuf[j][bd]) >> N;
- }
-
-
- temp_r22r += temp_r11r;
- temp_r12r += temp_r01r; /* [j-1]*[j-2] */
-
- temp_r22r = fxp_mac64_Q31(temp_r22r, -temp3, temp3);
-
- temp_r01r = fxp_mac64_Q31(temp_r01r, temp1, temp3);
- temp_r02r = fxp_mac64_Q31(temp_r02r, temp1, temp5);
-
- max |= temp_r01r ^(temp_r01r >> 63);
- max |= temp_r02r ^(temp_r02r >> 63);
- max |= temp_r11r;
- max |= temp_r12r ^(temp_r12r >> 63);
- max |= temp_r22r;
-
- if (max)
- {
- temp1 = (UInt32)(max >> 32);
- if (temp1)
- {
- temp3 = 33 - pv_normalize(temp1);
- ac->r01r = (Int32)(temp_r01r >> temp3);
- ac->r02r = (Int32)(temp_r02r >> temp3);
- ac->r11r = (Int32)(temp_r11r >> temp3);
- ac->r12r = (Int32)(temp_r12r >> temp3);
- ac->r22r = (Int32)(temp_r22r >> temp3);
-
- }
- else
- {
- temp3 = pv_normalize(((UInt32)max) >> 1) - 2;
-
- if (temp3 > 0)
- {
- ac->r01r = (Int32)(temp_r01r << temp3);
- ac->r02r = (Int32)(temp_r02r << temp3);
- ac->r11r = (Int32)(temp_r11r << temp3);
- ac->r12r = (Int32)(temp_r12r << temp3);
- ac->r22r = (Int32)(temp_r22r << temp3);
- }
- else
- {
- temp3 = -temp3;
- ac->r01r = (Int32)(temp_r01r >> temp3);
- ac->r02r = (Int32)(temp_r02r >> temp3);
- ac->r11r = (Int32)(temp_r11r >> temp3);
- ac->r12r = (Int32)(temp_r12r >> temp3);
- ac->r22r = (Int32)(temp_r22r >> temp3);
- }
-
- }
-
- /*
- * ac->det = ac->r11r*ac->r22r - rel*(ac->r12r*ac->r12r);
- */
- /* 1/(1 + 1e-6) == 1 - 1e-6 */
- /* 2^-20 == 1e-6 */
- ac->det = fxp_mul32_Q30(ac->r12r, ac->r12r);
-
- ac->det -= ac->det >> 20;
-
- ac->det = fxp_mul32_Q30(ac->r11r, ac->r22r) - ac->det;
- }
- else
- {
- pv_memset((void *)ac, 0, sizeof(struct ACORR_COEFS));
- }
-
-
-}
-
-
-#ifdef HQ_SBR
-
-
-void calc_auto_corr(struct ACORR_COEFS *ac,
- Int32 realBuf[][32],
- Int32 imagBuf[][32],
- Int32 bd,
- Int32 len)
-{
-
-
- Int32 j;
- Int32 temp1;
- Int32 temp2;
- Int32 temp3;
- Int32 temp4;
- Int32 temp5;
- Int32 temp6;
-
- int64_t accu1 = 0;
- int64_t accu2 = 0;
- int64_t accu3 = 0;
- int64_t accu4 = 0;
- int64_t accu5 = 0;
-
-
- int64_t temp_r12r;
- int64_t temp_r12i;
- int64_t temp_r22r;
- int64_t max = 0;
-
-
- temp1 = realBuf[0 ][bd] >> N;
- temp2 = imagBuf[0 ][bd] >> N;
- temp3 = realBuf[0-1][bd] >> N;
- temp4 = imagBuf[0-1][bd] >> N;
- temp5 = realBuf[0-2][bd] >> N;
- temp6 = imagBuf[0-2][bd] >> N;
-
- temp_r22r = fxp_mac64_Q31(0, temp5, temp5);
- temp_r22r = fxp_mac64_Q31(temp_r22r, temp6, temp6);
- temp_r12r = fxp_mac64_Q31(0, temp3, temp5);
- temp_r12r = fxp_mac64_Q31(temp_r12r, temp4, temp6);
- temp_r12i = -fxp_mac64_Q31(0, temp3, temp6);
- temp_r12i = fxp_mac64_Q31(temp_r12i, temp4, temp5);
-
- for (j = 1; j < len; j++)
- {
- accu1 = fxp_mac64_Q31(accu1, temp3, temp3);
- accu1 = fxp_mac64_Q31(accu1, temp4, temp4);
- accu2 = fxp_mac64_Q31(accu2, temp1, temp3);
- accu2 = fxp_mac64_Q31(accu2, temp2, temp4);
- accu3 = fxp_mac64_Q31(accu3, temp2, temp3);
- accu3 = fxp_mac64_Q31(accu3, -temp1, temp4);
- accu4 = fxp_mac64_Q31(accu4, temp1, temp5);
- accu4 = fxp_mac64_Q31(accu4, temp2, temp6);
- accu5 = fxp_mac64_Q31(accu5, temp2, temp5);
- accu5 = fxp_mac64_Q31(accu5, -temp1, temp6);
-
- temp5 = temp3;
- temp6 = temp4;
- temp3 = temp1;
- temp4 = temp2;
- temp1 = realBuf[j][bd] >> N;
- temp2 = imagBuf[j][bd] >> N;
- }
-
-
- temp_r22r += accu1;
- temp_r12r += accu2;
- temp_r12i += accu3;
-
-
- accu1 = fxp_mac64_Q31(accu1, temp3, temp3);
- accu1 = fxp_mac64_Q31(accu1, temp4, temp4);
- accu2 = fxp_mac64_Q31(accu2, temp1, temp3);
- accu2 = fxp_mac64_Q31(accu2, temp2, temp4);
- accu3 = fxp_mac64_Q31(accu3, temp2, temp3);
- accu3 = fxp_mac64_Q31(accu3, -temp1, temp4);
- accu4 = fxp_mac64_Q31(accu4, temp1, temp5);
- accu4 = fxp_mac64_Q31(accu4, temp2, temp6);
- accu5 = fxp_mac64_Q31(accu5, temp2, temp5);
- accu5 = fxp_mac64_Q31(accu5, -temp1, temp6);
-
-
- max |= accu5 ^(accu5 >> 63);
- max |= accu4 ^(accu4 >> 63);
- max |= accu3 ^(accu3 >> 63);
- max |= accu2 ^(accu2 >> 63);
- max |= accu1;
- max |= temp_r12r ^(temp_r12r >> 63);
- max |= temp_r12i ^(temp_r12i >> 63);
- max |= temp_r22r;
-
- if (max)
- {
-
- temp1 = (UInt32)(max >> 32);
- if (temp1)
- {
- temp1 = 34 - pv_normalize(temp1);
- ac->r11r = (Int32)(accu1 >> temp1);
- ac->r01r = (Int32)(accu2 >> temp1);
- ac->r01i = (Int32)(accu3 >> temp1);
- ac->r02r = (Int32)(accu4 >> temp1);
- ac->r02i = (Int32)(accu5 >> temp1);
- ac->r12r = (Int32)(temp_r12r >> temp1);
- ac->r12i = (Int32)(temp_r12i >> temp1);
- ac->r22r = (Int32)(temp_r22r >> temp1);
- }
- else
- {
- temp1 = pv_normalize(((UInt32)max) >> 1) - 3;
-
- if (temp1 > 0)
- {
- ac->r11r = (Int32)(accu1 << temp1);
- ac->r01r = (Int32)(accu2 << temp1);
- ac->r01i = (Int32)(accu3 << temp1);
- ac->r02r = (Int32)(accu4 << temp1);
- ac->r02i = (Int32)(accu5 << temp1);
- ac->r12r = (Int32)(temp_r12r << temp1);
- ac->r12i = (Int32)(temp_r12i << temp1);
- ac->r22r = (Int32)(temp_r22r << temp1);
- }
- else
- {
- temp1 = -temp1;
- ac->r11r = (Int32)(accu1 >> temp1);
- ac->r01r = (Int32)(accu2 >> temp1);
- ac->r01i = (Int32)(accu3 >> temp1);
- ac->r02r = (Int32)(accu4 >> temp1);
- ac->r02i = (Int32)(accu5 >> temp1);
- ac->r12r = (Int32)(temp_r12r >> temp1);
- ac->r12i = (Int32)(temp_r12i >> temp1);
- ac->r22r = (Int32)(temp_r22r >> temp1);
- }
-
- }
-
- /*
- * ac->det = ac->r11r*ac->r22r - rel*(ac->r12r*ac->r12r);
- */
- /* 1/(1 + 1e-6) == 1 - 1e-6 */
- /* 2^-20 == 1e-6 */
-
- ac->det = fxp_mul32_Q29(ac->r12i, ac->r12i);
- ac->det = fxp_mac32_Q29(ac->r12r, ac->r12r, ac->det);
-
- ac->det -= ac->det >> 20;
-
- ac->det = -fxp_msu32_Q29(ac->r11r, ac->r22r, ac->det);
-
- }
- else
- {
- pv_memset((void *)ac, 0, sizeof(struct ACORR_COEFS));
- }
-
-}
-
-#endif
-
-
-
-
-
-#endif
-
-
generated by cgit v1.1 at 2024-06-11 05:08:22 +0000