716 lines
31 KiB
C
Executable File
716 lines
31 KiB
C
Executable File
/*
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* RV40 decoder motion compensation functions
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* Copyright (c) 2008 Konstantin Shishkov
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* RV40 decoder motion compensation functions
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*/
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#include "libavutil/common.h"
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#include "libavutil/intreadwrite.h"
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#include "avcodec.h"
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#include "h264qpel.h"
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#include "mathops.h"
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#include "pixels.h"
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#include "rnd_avg.h"
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#include "rv34dsp.h"
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#include "libavutil/avassert.h"
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#define RV40_LOWPASS(OPNAME, OP) \
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static void OPNAME ## rv40_qpel8_h_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride,\
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const int h, const int C1, const int C2, const int SHIFT){\
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const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
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int i;\
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for(i = 0; i < h; i++)\
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{\
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OP(dst[0], (src[-2] + src[ 3] - 5*(src[-1]+src[2]) + src[0]*C1 + src[1]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[1], (src[-1] + src[ 4] - 5*(src[ 0]+src[3]) + src[1]*C1 + src[2]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[2], (src[ 0] + src[ 5] - 5*(src[ 1]+src[4]) + src[2]*C1 + src[3]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[3], (src[ 1] + src[ 6] - 5*(src[ 2]+src[5]) + src[3]*C1 + src[4]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[4], (src[ 2] + src[ 7] - 5*(src[ 3]+src[6]) + src[4]*C1 + src[5]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[5], (src[ 3] + src[ 8] - 5*(src[ 4]+src[7]) + src[5]*C1 + src[6]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[6], (src[ 4] + src[ 9] - 5*(src[ 5]+src[8]) + src[6]*C1 + src[7]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[7], (src[ 5] + src[10] - 5*(src[ 6]+src[9]) + src[7]*C1 + src[8]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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dst += dstStride;\
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src += srcStride;\
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}\
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}\
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\
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static void OPNAME ## rv40_qpel8_v_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride,\
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const int w, const int C1, const int C2, const int SHIFT){\
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const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
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int i;\
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for(i = 0; i < w; i++)\
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{\
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const int srcB = src[-2*srcStride];\
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const int srcA = src[-1*srcStride];\
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const int src0 = src[0 *srcStride];\
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const int src1 = src[1 *srcStride];\
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const int src2 = src[2 *srcStride];\
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const int src3 = src[3 *srcStride];\
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const int src4 = src[4 *srcStride];\
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const int src5 = src[5 *srcStride];\
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const int src6 = src[6 *srcStride];\
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const int src7 = src[7 *srcStride];\
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const int src8 = src[8 *srcStride];\
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const int src9 = src[9 *srcStride];\
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const int src10 = src[10*srcStride];\
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OP(dst[0*dstStride], (srcB + src3 - 5*(srcA+src2) + src0*C1 + src1*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[1*dstStride], (srcA + src4 - 5*(src0+src3) + src1*C1 + src2*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[2*dstStride], (src0 + src5 - 5*(src1+src4) + src2*C1 + src3*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[3*dstStride], (src1 + src6 - 5*(src2+src5) + src3*C1 + src4*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[4*dstStride], (src2 + src7 - 5*(src3+src6) + src4*C1 + src5*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[5*dstStride], (src3 + src8 - 5*(src4+src7) + src5*C1 + src6*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[6*dstStride], (src4 + src9 - 5*(src5+src8) + src6*C1 + src7*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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OP(dst[7*dstStride], (src5 + src10 - 5*(src6+src9) + src7*C1 + src8*C2 + (1<<(SHIFT-1))) >> SHIFT);\
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dst++;\
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src++;\
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}\
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}\
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\
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static void OPNAME ## rv40_qpel16_v_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride,\
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const int w, const int C1, const int C2, const int SHIFT){\
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OPNAME ## rv40_qpel8_v_lowpass(dst , src , dstStride, srcStride, 8, C1, C2, SHIFT);\
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OPNAME ## rv40_qpel8_v_lowpass(dst+8, src+8, dstStride, srcStride, 8, C1, C2, SHIFT);\
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src += 8*srcStride;\
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dst += 8*dstStride;\
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OPNAME ## rv40_qpel8_v_lowpass(dst , src , dstStride, srcStride, w-8, C1, C2, SHIFT);\
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OPNAME ## rv40_qpel8_v_lowpass(dst+8, src+8, dstStride, srcStride, w-8, C1, C2, SHIFT);\
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}\
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\
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static void OPNAME ## rv40_qpel16_h_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride,\
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const int h, const int C1, const int C2, const int SHIFT){\
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OPNAME ## rv40_qpel8_h_lowpass(dst , src , dstStride, srcStride, 8, C1, C2, SHIFT);\
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OPNAME ## rv40_qpel8_h_lowpass(dst+8, src+8, dstStride, srcStride, 8, C1, C2, SHIFT);\
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src += 8*srcStride;\
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dst += 8*dstStride;\
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OPNAME ## rv40_qpel8_h_lowpass(dst , src , dstStride, srcStride, h-8, C1, C2, SHIFT);\
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OPNAME ## rv40_qpel8_h_lowpass(dst+8, src+8, dstStride, srcStride, h-8, C1, C2, SHIFT);\
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}\
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\
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#define RV40_MC(OPNAME, SIZE) \
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static void OPNAME ## rv40_qpel ## SIZE ## _mc10_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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OPNAME ## rv40_qpel ## SIZE ## _h_lowpass(dst, src, stride, stride, SIZE, 52, 20, 6);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc30_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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OPNAME ## rv40_qpel ## SIZE ## _h_lowpass(dst, src, stride, stride, SIZE, 20, 52, 6);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc01_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, src, stride, stride, SIZE, 52, 20, 6);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc11_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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uint8_t full[SIZE*(SIZE+5)];\
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uint8_t * const full_mid = full + SIZE*2;\
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put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
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OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc21_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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uint8_t full[SIZE*(SIZE+5)];\
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uint8_t * const full_mid = full + SIZE*2;\
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put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
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OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc31_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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uint8_t full[SIZE*(SIZE+5)];\
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uint8_t * const full_mid = full + SIZE*2;\
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put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 52, 6);\
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OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc12_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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uint8_t full[SIZE*(SIZE+5)];\
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uint8_t * const full_mid = full + SIZE*2;\
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put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
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OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc22_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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uint8_t full[SIZE*(SIZE+5)];\
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uint8_t * const full_mid = full + SIZE*2;\
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put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
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OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc32_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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uint8_t full[SIZE*(SIZE+5)];\
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uint8_t * const full_mid = full + SIZE*2;\
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put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 52, 6);\
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OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc03_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, src, stride, stride, SIZE, 20, 52, 6);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc13_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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uint8_t full[SIZE*(SIZE+5)];\
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uint8_t * const full_mid = full + SIZE*2;\
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put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
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OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 52, 6);\
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}\
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\
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static void OPNAME ## rv40_qpel ## SIZE ## _mc23_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
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{\
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uint8_t full[SIZE*(SIZE+5)];\
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uint8_t * const full_mid = full + SIZE*2;\
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put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
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OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 52, 6);\
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}\
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\
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#define op_avg(a, b) a = (((a)+cm[b]+1)>>1)
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#define op_put(a, b) a = cm[b]
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RV40_LOWPASS(put_ , op_put)
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RV40_LOWPASS(avg_ , op_avg)
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#undef op_avg
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#undef op_put
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RV40_MC(put_, 8)
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RV40_MC(put_, 16)
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RV40_MC(avg_, 8)
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RV40_MC(avg_, 16)
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#define PIXOP2(OPNAME, OP) \
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static inline void OPNAME ## _pixels8_xy2_8_c(uint8_t *block, \
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const uint8_t *pixels, \
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ptrdiff_t line_size, \
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int h) \
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{ \
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/* FIXME HIGH BIT DEPTH */ \
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int j; \
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\
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for (j = 0; j < 2; j++) { \
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int i; \
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const uint32_t a = AV_RN32(pixels); \
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const uint32_t b = AV_RN32(pixels + 1); \
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uint32_t l0 = (a & 0x03030303UL) + \
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(b & 0x03030303UL) + \
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0x02020202UL; \
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uint32_t h0 = ((a & 0xFCFCFCFCUL) >> 2) + \
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((b & 0xFCFCFCFCUL) >> 2); \
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uint32_t l1, h1; \
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\
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pixels += line_size; \
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for (i = 0; i < h; i += 2) { \
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uint32_t a = AV_RN32(pixels); \
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uint32_t b = AV_RN32(pixels + 1); \
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l1 = (a & 0x03030303UL) + \
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(b & 0x03030303UL); \
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h1 = ((a & 0xFCFCFCFCUL) >> 2) + \
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((b & 0xFCFCFCFCUL) >> 2); \
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OP(*((uint32_t *) block), \
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h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL)); \
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pixels += line_size; \
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block += line_size; \
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a = AV_RN32(pixels); \
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b = AV_RN32(pixels + 1); \
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l0 = (a & 0x03030303UL) + \
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(b & 0x03030303UL) + \
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0x02020202UL; \
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h0 = ((a & 0xFCFCFCFCUL) >> 2) + \
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((b & 0xFCFCFCFCUL) >> 2); \
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OP(*((uint32_t *) block), \
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h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL)); \
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pixels += line_size; \
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block += line_size; \
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} \
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pixels += 4 - line_size * (h + 1); \
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block += 4 - line_size * h; \
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} \
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} \
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\
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CALL_2X_PIXELS(OPNAME ## _pixels16_xy2_8_c, \
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OPNAME ## _pixels8_xy2_8_c, \
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8) \
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#define op_avg(a, b) a = rnd_avg32(a, b)
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#define op_put(a, b) a = b
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PIXOP2(avg, op_avg)
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PIXOP2(put, op_put)
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#undef op_avg
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#undef op_put
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static void put_rv40_qpel16_mc33_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)
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{
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put_pixels16_xy2_8_c(dst, src, stride, 16);
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}
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static void avg_rv40_qpel16_mc33_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)
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{
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avg_pixels16_xy2_8_c(dst, src, stride, 16);
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}
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static void put_rv40_qpel8_mc33_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)
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{
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put_pixels8_xy2_8_c(dst, src, stride, 8);
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}
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static void avg_rv40_qpel8_mc33_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)
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{
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avg_pixels8_xy2_8_c(dst, src, stride, 8);
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}
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static const int rv40_bias[4][4] = {
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{ 0, 16, 32, 16 },
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{ 32, 28, 32, 28 },
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{ 0, 32, 16, 32 },
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{ 32, 28, 32, 28 }
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};
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#define RV40_CHROMA_MC(OPNAME, OP)\
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static void OPNAME ## rv40_chroma_mc4_c(uint8_t *dst /*align 8*/,\
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uint8_t *src /*align 1*/,\
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ptrdiff_t stride, int h, int x, int y)\
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{\
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const int A = (8-x) * (8-y);\
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const int B = ( x) * (8-y);\
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const int C = (8-x) * ( y);\
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const int D = ( x) * ( y);\
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int i;\
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int bias = rv40_bias[y>>1][x>>1];\
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\
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av_assert2(x<8 && y<8 && x>=0 && y>=0);\
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\
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if(D){\
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for(i = 0; i < h; i++){\
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OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + bias));\
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OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + bias));\
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OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + bias));\
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OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + bias));\
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dst += stride;\
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src += stride;\
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}\
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}else{\
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const int E = B + C;\
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const ptrdiff_t step = C ? stride : 1;\
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for(i = 0; i < h; i++){\
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OP(dst[0], (A*src[0] + E*src[step+0] + bias));\
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OP(dst[1], (A*src[1] + E*src[step+1] + bias));\
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OP(dst[2], (A*src[2] + E*src[step+2] + bias));\
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OP(dst[3], (A*src[3] + E*src[step+3] + bias));\
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dst += stride;\
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src += stride;\
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}\
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}\
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}\
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\
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static void OPNAME ## rv40_chroma_mc8_c(uint8_t *dst/*align 8*/,\
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uint8_t *src/*align 1*/,\
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ptrdiff_t stride, int h, int x, int y)\
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{\
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const int A = (8-x) * (8-y);\
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const int B = ( x) * (8-y);\
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const int C = (8-x) * ( y);\
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const int D = ( x) * ( y);\
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int i;\
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int bias = rv40_bias[y>>1][x>>1];\
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\
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av_assert2(x<8 && y<8 && x>=0 && y>=0);\
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\
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if(D){\
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for(i = 0; i < h; i++){\
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OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + bias));\
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OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + bias));\
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OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + bias));\
|
|
OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + bias));\
|
|
OP(dst[4], (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + bias));\
|
|
OP(dst[5], (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + bias));\
|
|
OP(dst[6], (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + bias));\
|
|
OP(dst[7], (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + bias));\
|
|
dst += stride;\
|
|
src += stride;\
|
|
}\
|
|
}else{\
|
|
const int E = B + C;\
|
|
const ptrdiff_t step = C ? stride : 1;\
|
|
for(i = 0; i < h; i++){\
|
|
OP(dst[0], (A*src[0] + E*src[step+0] + bias));\
|
|
OP(dst[1], (A*src[1] + E*src[step+1] + bias));\
|
|
OP(dst[2], (A*src[2] + E*src[step+2] + bias));\
|
|
OP(dst[3], (A*src[3] + E*src[step+3] + bias));\
|
|
OP(dst[4], (A*src[4] + E*src[step+4] + bias));\
|
|
OP(dst[5], (A*src[5] + E*src[step+5] + bias));\
|
|
OP(dst[6], (A*src[6] + E*src[step+6] + bias));\
|
|
OP(dst[7], (A*src[7] + E*src[step+7] + bias));\
|
|
dst += stride;\
|
|
src += stride;\
|
|
}\
|
|
}\
|
|
}
|
|
|
|
#define op_avg(a, b) a = (((a)+((b)>>6)+1)>>1)
|
|
#define op_put(a, b) a = ((b)>>6)
|
|
|
|
RV40_CHROMA_MC(put_, op_put)
|
|
RV40_CHROMA_MC(avg_, op_avg)
|
|
|
|
#define RV40_WEIGHT_FUNC(size) \
|
|
static void rv40_weight_func_rnd_ ## size (uint8_t *dst, uint8_t *src1, uint8_t *src2, int w1, int w2, ptrdiff_t stride)\
|
|
{\
|
|
int i, j;\
|
|
\
|
|
for (j = 0; j < size; j++) {\
|
|
for (i = 0; i < size; i++)\
|
|
dst[i] = ((((unsigned)w2 * src1[i]) >> 9) + (((unsigned)w1 * src2[i]) >> 9) + 0x10) >> 5;\
|
|
src1 += stride;\
|
|
src2 += stride;\
|
|
dst += stride;\
|
|
}\
|
|
}\
|
|
static void rv40_weight_func_nornd_ ## size (uint8_t *dst, uint8_t *src1, uint8_t *src2, int w1, int w2, ptrdiff_t stride)\
|
|
{\
|
|
int i, j;\
|
|
\
|
|
for (j = 0; j < size; j++) {\
|
|
for (i = 0; i < size; i++)\
|
|
dst[i] = ((unsigned)w2 * src1[i] + (unsigned)w1 * src2[i] + 0x10) >> 5;\
|
|
src1 += stride;\
|
|
src2 += stride;\
|
|
dst += stride;\
|
|
}\
|
|
}
|
|
|
|
RV40_WEIGHT_FUNC(16)
|
|
RV40_WEIGHT_FUNC(8)
|
|
|
|
/**
|
|
* dither values for deblocking filter - left/top values
|
|
*/
|
|
static const uint8_t rv40_dither_l[16] = {
|
|
0x40, 0x50, 0x20, 0x60, 0x30, 0x50, 0x40, 0x30,
|
|
0x50, 0x40, 0x50, 0x30, 0x60, 0x20, 0x50, 0x40
|
|
};
|
|
|
|
/**
|
|
* dither values for deblocking filter - right/bottom values
|
|
*/
|
|
static const uint8_t rv40_dither_r[16] = {
|
|
0x40, 0x30, 0x60, 0x20, 0x50, 0x30, 0x30, 0x40,
|
|
0x40, 0x40, 0x50, 0x30, 0x20, 0x60, 0x30, 0x40
|
|
};
|
|
|
|
#define CLIP_SYMM(a, b) av_clip(a, -(b), b)
|
|
/**
|
|
* weaker deblocking very similar to the one described in 4.4.2 of JVT-A003r1
|
|
*/
|
|
static av_always_inline void rv40_weak_loop_filter(uint8_t *src,
|
|
const int step,
|
|
const ptrdiff_t stride,
|
|
const int filter_p1,
|
|
const int filter_q1,
|
|
const int alpha,
|
|
const int beta,
|
|
const int lim_p0q0,
|
|
const int lim_q1,
|
|
const int lim_p1)
|
|
{
|
|
const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;
|
|
int i, t, u, diff;
|
|
|
|
for (i = 0; i < 4; i++, src += stride) {
|
|
int diff_p1p0 = src[-2*step] - src[-1*step];
|
|
int diff_q1q0 = src[ 1*step] - src[ 0*step];
|
|
int diff_p1p2 = src[-2*step] - src[-3*step];
|
|
int diff_q1q2 = src[ 1*step] - src[ 2*step];
|
|
|
|
t = src[0*step] - src[-1*step];
|
|
if (!t)
|
|
continue;
|
|
|
|
u = (alpha * FFABS(t)) >> 7;
|
|
if (u > 3 - (filter_p1 && filter_q1))
|
|
continue;
|
|
|
|
t *= 1 << 2;
|
|
if (filter_p1 && filter_q1)
|
|
t += src[-2*step] - src[1*step];
|
|
|
|
diff = CLIP_SYMM((t + 4) >> 3, lim_p0q0);
|
|
src[-1*step] = cm[src[-1*step] + diff];
|
|
src[ 0*step] = cm[src[ 0*step] - diff];
|
|
|
|
if (filter_p1 && FFABS(diff_p1p2) <= beta) {
|
|
t = (diff_p1p0 + diff_p1p2 - diff) >> 1;
|
|
src[-2*step] = cm[src[-2*step] - CLIP_SYMM(t, lim_p1)];
|
|
}
|
|
|
|
if (filter_q1 && FFABS(diff_q1q2) <= beta) {
|
|
t = (diff_q1q0 + diff_q1q2 + diff) >> 1;
|
|
src[ 1*step] = cm[src[ 1*step] - CLIP_SYMM(t, lim_q1)];
|
|
}
|
|
}
|
|
}
|
|
|
|
static void rv40_h_weak_loop_filter(uint8_t *src, const ptrdiff_t stride,
|
|
const int filter_p1, const int filter_q1,
|
|
const int alpha, const int beta,
|
|
const int lim_p0q0, const int lim_q1,
|
|
const int lim_p1)
|
|
{
|
|
rv40_weak_loop_filter(src, stride, 1, filter_p1, filter_q1,
|
|
alpha, beta, lim_p0q0, lim_q1, lim_p1);
|
|
}
|
|
|
|
static void rv40_v_weak_loop_filter(uint8_t *src, const ptrdiff_t stride,
|
|
const int filter_p1, const int filter_q1,
|
|
const int alpha, const int beta,
|
|
const int lim_p0q0, const int lim_q1,
|
|
const int lim_p1)
|
|
{
|
|
rv40_weak_loop_filter(src, 1, stride, filter_p1, filter_q1,
|
|
alpha, beta, lim_p0q0, lim_q1, lim_p1);
|
|
}
|
|
|
|
static av_always_inline void rv40_strong_loop_filter(uint8_t *src,
|
|
const int step,
|
|
const ptrdiff_t stride,
|
|
const int alpha,
|
|
const int lims,
|
|
const int dmode,
|
|
const int chroma)
|
|
{
|
|
int i;
|
|
|
|
for(i = 0; i < 4; i++, src += stride){
|
|
int sflag, p0, q0, p1, q1;
|
|
int t = src[0*step] - src[-1*step];
|
|
|
|
if (!t)
|
|
continue;
|
|
|
|
sflag = (alpha * FFABS(t)) >> 7;
|
|
if (sflag > 1)
|
|
continue;
|
|
|
|
p0 = (25*src[-3*step] + 26*src[-2*step] + 26*src[-1*step] +
|
|
26*src[ 0*step] + 25*src[ 1*step] +
|
|
rv40_dither_l[dmode + i]) >> 7;
|
|
|
|
q0 = (25*src[-2*step] + 26*src[-1*step] + 26*src[ 0*step] +
|
|
26*src[ 1*step] + 25*src[ 2*step] +
|
|
rv40_dither_r[dmode + i]) >> 7;
|
|
|
|
if (sflag) {
|
|
p0 = av_clip(p0, src[-1*step] - lims, src[-1*step] + lims);
|
|
q0 = av_clip(q0, src[ 0*step] - lims, src[ 0*step] + lims);
|
|
}
|
|
|
|
p1 = (25*src[-4*step] + 26*src[-3*step] + 26*src[-2*step] + 26*p0 +
|
|
25*src[ 0*step] + rv40_dither_l[dmode + i]) >> 7;
|
|
q1 = (25*src[-1*step] + 26*q0 + 26*src[ 1*step] + 26*src[ 2*step] +
|
|
25*src[ 3*step] + rv40_dither_r[dmode + i]) >> 7;
|
|
|
|
if (sflag) {
|
|
p1 = av_clip(p1, src[-2*step] - lims, src[-2*step] + lims);
|
|
q1 = av_clip(q1, src[ 1*step] - lims, src[ 1*step] + lims);
|
|
}
|
|
|
|
src[-2*step] = p1;
|
|
src[-1*step] = p0;
|
|
src[ 0*step] = q0;
|
|
src[ 1*step] = q1;
|
|
|
|
if(!chroma){
|
|
src[-3*step] = (25*src[-1*step] + 26*src[-2*step] +
|
|
51*src[-3*step] + 26*src[-4*step] + 64) >> 7;
|
|
src[ 2*step] = (25*src[ 0*step] + 26*src[ 1*step] +
|
|
51*src[ 2*step] + 26*src[ 3*step] + 64) >> 7;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void rv40_h_strong_loop_filter(uint8_t *src, const ptrdiff_t stride,
|
|
const int alpha, const int lims,
|
|
const int dmode, const int chroma)
|
|
{
|
|
rv40_strong_loop_filter(src, stride, 1, alpha, lims, dmode, chroma);
|
|
}
|
|
|
|
static void rv40_v_strong_loop_filter(uint8_t *src, const ptrdiff_t stride,
|
|
const int alpha, const int lims,
|
|
const int dmode, const int chroma)
|
|
{
|
|
rv40_strong_loop_filter(src, 1, stride, alpha, lims, dmode, chroma);
|
|
}
|
|
|
|
static av_always_inline int rv40_loop_filter_strength(uint8_t *src,
|
|
int step, ptrdiff_t stride,
|
|
int beta, int beta2,
|
|
int edge,
|
|
int *p1, int *q1)
|
|
{
|
|
int sum_p1p0 = 0, sum_q1q0 = 0, sum_p1p2 = 0, sum_q1q2 = 0;
|
|
int strong0 = 0, strong1 = 0;
|
|
uint8_t *ptr;
|
|
int i;
|
|
|
|
for (i = 0, ptr = src; i < 4; i++, ptr += stride) {
|
|
sum_p1p0 += ptr[-2*step] - ptr[-1*step];
|
|
sum_q1q0 += ptr[ 1*step] - ptr[ 0*step];
|
|
}
|
|
|
|
*p1 = FFABS(sum_p1p0) < (beta << 2);
|
|
*q1 = FFABS(sum_q1q0) < (beta << 2);
|
|
|
|
if(!*p1 && !*q1)
|
|
return 0;
|
|
|
|
if (!edge)
|
|
return 0;
|
|
|
|
for (i = 0, ptr = src; i < 4; i++, ptr += stride) {
|
|
sum_p1p2 += ptr[-2*step] - ptr[-3*step];
|
|
sum_q1q2 += ptr[ 1*step] - ptr[ 2*step];
|
|
}
|
|
|
|
strong0 = *p1 && (FFABS(sum_p1p2) < beta2);
|
|
strong1 = *q1 && (FFABS(sum_q1q2) < beta2);
|
|
|
|
return strong0 && strong1;
|
|
}
|
|
|
|
static int rv40_h_loop_filter_strength(uint8_t *src, ptrdiff_t stride,
|
|
int beta, int beta2, int edge,
|
|
int *p1, int *q1)
|
|
{
|
|
return rv40_loop_filter_strength(src, stride, 1, beta, beta2, edge, p1, q1);
|
|
}
|
|
|
|
static int rv40_v_loop_filter_strength(uint8_t *src, ptrdiff_t stride,
|
|
int beta, int beta2, int edge,
|
|
int *p1, int *q1)
|
|
{
|
|
return rv40_loop_filter_strength(src, 1, stride, beta, beta2, edge, p1, q1);
|
|
}
|
|
|
|
av_cold void ff_rv40dsp_init(RV34DSPContext *c)
|
|
{
|
|
H264QpelContext qpel;
|
|
|
|
ff_rv34dsp_init(c);
|
|
ff_h264qpel_init(&qpel, 8);
|
|
|
|
c->put_pixels_tab[0][ 0] = qpel.put_h264_qpel_pixels_tab[0][0];
|
|
c->put_pixels_tab[0][ 1] = put_rv40_qpel16_mc10_c;
|
|
c->put_pixels_tab[0][ 2] = qpel.put_h264_qpel_pixels_tab[0][2];
|
|
c->put_pixels_tab[0][ 3] = put_rv40_qpel16_mc30_c;
|
|
c->put_pixels_tab[0][ 4] = put_rv40_qpel16_mc01_c;
|
|
c->put_pixels_tab[0][ 5] = put_rv40_qpel16_mc11_c;
|
|
c->put_pixels_tab[0][ 6] = put_rv40_qpel16_mc21_c;
|
|
c->put_pixels_tab[0][ 7] = put_rv40_qpel16_mc31_c;
|
|
c->put_pixels_tab[0][ 8] = qpel.put_h264_qpel_pixels_tab[0][8];
|
|
c->put_pixels_tab[0][ 9] = put_rv40_qpel16_mc12_c;
|
|
c->put_pixels_tab[0][10] = put_rv40_qpel16_mc22_c;
|
|
c->put_pixels_tab[0][11] = put_rv40_qpel16_mc32_c;
|
|
c->put_pixels_tab[0][12] = put_rv40_qpel16_mc03_c;
|
|
c->put_pixels_tab[0][13] = put_rv40_qpel16_mc13_c;
|
|
c->put_pixels_tab[0][14] = put_rv40_qpel16_mc23_c;
|
|
c->put_pixels_tab[0][15] = put_rv40_qpel16_mc33_c;
|
|
c->avg_pixels_tab[0][ 0] = qpel.avg_h264_qpel_pixels_tab[0][0];
|
|
c->avg_pixels_tab[0][ 1] = avg_rv40_qpel16_mc10_c;
|
|
c->avg_pixels_tab[0][ 2] = qpel.avg_h264_qpel_pixels_tab[0][2];
|
|
c->avg_pixels_tab[0][ 3] = avg_rv40_qpel16_mc30_c;
|
|
c->avg_pixels_tab[0][ 4] = avg_rv40_qpel16_mc01_c;
|
|
c->avg_pixels_tab[0][ 5] = avg_rv40_qpel16_mc11_c;
|
|
c->avg_pixels_tab[0][ 6] = avg_rv40_qpel16_mc21_c;
|
|
c->avg_pixels_tab[0][ 7] = avg_rv40_qpel16_mc31_c;
|
|
c->avg_pixels_tab[0][ 8] = qpel.avg_h264_qpel_pixels_tab[0][8];
|
|
c->avg_pixels_tab[0][ 9] = avg_rv40_qpel16_mc12_c;
|
|
c->avg_pixels_tab[0][10] = avg_rv40_qpel16_mc22_c;
|
|
c->avg_pixels_tab[0][11] = avg_rv40_qpel16_mc32_c;
|
|
c->avg_pixels_tab[0][12] = avg_rv40_qpel16_mc03_c;
|
|
c->avg_pixels_tab[0][13] = avg_rv40_qpel16_mc13_c;
|
|
c->avg_pixels_tab[0][14] = avg_rv40_qpel16_mc23_c;
|
|
c->avg_pixels_tab[0][15] = avg_rv40_qpel16_mc33_c;
|
|
c->put_pixels_tab[1][ 0] = qpel.put_h264_qpel_pixels_tab[1][0];
|
|
c->put_pixels_tab[1][ 1] = put_rv40_qpel8_mc10_c;
|
|
c->put_pixels_tab[1][ 2] = qpel.put_h264_qpel_pixels_tab[1][2];
|
|
c->put_pixels_tab[1][ 3] = put_rv40_qpel8_mc30_c;
|
|
c->put_pixels_tab[1][ 4] = put_rv40_qpel8_mc01_c;
|
|
c->put_pixels_tab[1][ 5] = put_rv40_qpel8_mc11_c;
|
|
c->put_pixels_tab[1][ 6] = put_rv40_qpel8_mc21_c;
|
|
c->put_pixels_tab[1][ 7] = put_rv40_qpel8_mc31_c;
|
|
c->put_pixels_tab[1][ 8] = qpel.put_h264_qpel_pixels_tab[1][8];
|
|
c->put_pixels_tab[1][ 9] = put_rv40_qpel8_mc12_c;
|
|
c->put_pixels_tab[1][10] = put_rv40_qpel8_mc22_c;
|
|
c->put_pixels_tab[1][11] = put_rv40_qpel8_mc32_c;
|
|
c->put_pixels_tab[1][12] = put_rv40_qpel8_mc03_c;
|
|
c->put_pixels_tab[1][13] = put_rv40_qpel8_mc13_c;
|
|
c->put_pixels_tab[1][14] = put_rv40_qpel8_mc23_c;
|
|
c->put_pixels_tab[1][15] = put_rv40_qpel8_mc33_c;
|
|
c->avg_pixels_tab[1][ 0] = qpel.avg_h264_qpel_pixels_tab[1][0];
|
|
c->avg_pixels_tab[1][ 1] = avg_rv40_qpel8_mc10_c;
|
|
c->avg_pixels_tab[1][ 2] = qpel.avg_h264_qpel_pixels_tab[1][2];
|
|
c->avg_pixels_tab[1][ 3] = avg_rv40_qpel8_mc30_c;
|
|
c->avg_pixels_tab[1][ 4] = avg_rv40_qpel8_mc01_c;
|
|
c->avg_pixels_tab[1][ 5] = avg_rv40_qpel8_mc11_c;
|
|
c->avg_pixels_tab[1][ 6] = avg_rv40_qpel8_mc21_c;
|
|
c->avg_pixels_tab[1][ 7] = avg_rv40_qpel8_mc31_c;
|
|
c->avg_pixels_tab[1][ 8] = qpel.avg_h264_qpel_pixels_tab[1][8];
|
|
c->avg_pixels_tab[1][ 9] = avg_rv40_qpel8_mc12_c;
|
|
c->avg_pixels_tab[1][10] = avg_rv40_qpel8_mc22_c;
|
|
c->avg_pixels_tab[1][11] = avg_rv40_qpel8_mc32_c;
|
|
c->avg_pixels_tab[1][12] = avg_rv40_qpel8_mc03_c;
|
|
c->avg_pixels_tab[1][13] = avg_rv40_qpel8_mc13_c;
|
|
c->avg_pixels_tab[1][14] = avg_rv40_qpel8_mc23_c;
|
|
c->avg_pixels_tab[1][15] = avg_rv40_qpel8_mc33_c;
|
|
|
|
c->put_chroma_pixels_tab[0] = put_rv40_chroma_mc8_c;
|
|
c->put_chroma_pixels_tab[1] = put_rv40_chroma_mc4_c;
|
|
c->avg_chroma_pixels_tab[0] = avg_rv40_chroma_mc8_c;
|
|
c->avg_chroma_pixels_tab[1] = avg_rv40_chroma_mc4_c;
|
|
|
|
c->rv40_weight_pixels_tab[0][0] = rv40_weight_func_rnd_16;
|
|
c->rv40_weight_pixels_tab[0][1] = rv40_weight_func_rnd_8;
|
|
c->rv40_weight_pixels_tab[1][0] = rv40_weight_func_nornd_16;
|
|
c->rv40_weight_pixels_tab[1][1] = rv40_weight_func_nornd_8;
|
|
|
|
c->rv40_weak_loop_filter[0] = rv40_h_weak_loop_filter;
|
|
c->rv40_weak_loop_filter[1] = rv40_v_weak_loop_filter;
|
|
c->rv40_strong_loop_filter[0] = rv40_h_strong_loop_filter;
|
|
c->rv40_strong_loop_filter[1] = rv40_v_strong_loop_filter;
|
|
c->rv40_loop_filter_strength[0] = rv40_h_loop_filter_strength;
|
|
c->rv40_loop_filter_strength[1] = rv40_v_loop_filter_strength;
|
|
|
|
if (ARCH_AARCH64)
|
|
ff_rv40dsp_init_aarch64(c);
|
|
if (ARCH_ARM)
|
|
ff_rv40dsp_init_arm(c);
|
|
if (ARCH_X86)
|
|
ff_rv40dsp_init_x86(c);
|
|
}
|