/* * DSP utils * Copyright (c) 2000, 2001 Fabrice Bellard. * Copyright (c) 2002-2004 Michael Niedermayer * * gmc & q-pel & 32/64 bit based MC by Michael Niedermayer * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file dsputil.c * DSP utils */ #include "avcodec.h" #include "dsputil.h" #include "mpegvideo.h" #include "simple_idct.h" #include "faandct.h" #include "faanidct.h" #include "h263.h" #include "snow.h" /* snow.c */ void ff_spatial_dwt(int *buffer, int width, int height, int stride, int type, int decomposition_count); /* vorbis.c */ void vorbis_inverse_coupling(float *mag, float *ang, int blocksize); /* flacenc.c */ void ff_flac_compute_autocorr(const int32_t *data, int len, int lag, double *autoc); /* pngdec.c */ void ff_add_png_paeth_prediction(uint8_t *dst, uint8_t *src, uint8_t *top, int w, int bpp); uint8_t ff_cropTbl[256 + 2 * MAX_NEG_CROP] = {0, }; uint32_t ff_squareTbl[512] = {0, }; // 0x7f7f7f7f or 0x7f7f7f7f7f7f7f7f or whatever, depending on the cpu's native arithmetic size #define pb_7f (~0UL/255 * 0x7f) #define pb_80 (~0UL/255 * 0x80) const uint8_t ff_zigzag_direct[64] = { 0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5, 12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28, 35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51, 58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63 }; /* Specific zigzag scan for 248 idct. NOTE that unlike the specification, we interleave the fields */ const uint8_t ff_zigzag248_direct[64] = { 0, 8, 1, 9, 16, 24, 2, 10, 17, 25, 32, 40, 48, 56, 33, 41, 18, 26, 3, 11, 4, 12, 19, 27, 34, 42, 49, 57, 50, 58, 35, 43, 20, 28, 5, 13, 6, 14, 21, 29, 36, 44, 51, 59, 52, 60, 37, 45, 22, 30, 7, 15, 23, 31, 38, 46, 53, 61, 54, 62, 39, 47, 55, 63, }; /* not permutated inverse zigzag_direct + 1 for MMX quantizer */ DECLARE_ALIGNED_8(uint16_t, inv_zigzag_direct16[64]) = {0, }; const uint8_t ff_alternate_horizontal_scan[64] = { 0, 1, 2, 3, 8, 9, 16, 17, 10, 11, 4, 5, 6, 7, 15, 14, 13, 12, 19, 18, 24, 25, 32, 33, 26, 27, 20, 21, 22, 23, 28, 29, 30, 31, 34, 35, 40, 41, 48, 49, 42, 43, 36, 37, 38, 39, 44, 45, 46, 47, 50, 51, 56, 57, 58, 59, 52, 53, 54, 55, 60, 61, 62, 63, }; const uint8_t ff_alternate_vertical_scan[64] = { 0, 8, 16, 24, 1, 9, 2, 10, 17, 25, 32, 40, 48, 56, 57, 49, 41, 33, 26, 18, 3, 11, 4, 12, 19, 27, 34, 42, 50, 58, 35, 43, 51, 59, 20, 28, 5, 13, 6, 14, 21, 29, 36, 44, 52, 60, 37, 45, 53, 61, 22, 30, 7, 15, 23, 31, 38, 46, 54, 62, 39, 47, 55, 63, }; /* a*inverse[b]>>32 == a/b for all 0<=a<=65536 && 2<=b<=255 */ const uint32_t ff_inverse[256]={ 0, 4294967295U,2147483648U,1431655766, 1073741824, 858993460, 715827883, 613566757, 536870912, 477218589, 429496730, 390451573, 357913942, 330382100, 306783379, 286331154, 268435456, 252645136, 238609295, 226050911, 214748365, 204522253, 195225787, 186737709, 178956971, 171798692, 165191050, 159072863, 153391690, 148102321, 143165577, 138547333, 134217728, 130150525, 126322568, 122713352, 119304648, 116080198, 113025456, 110127367, 107374183, 104755300, 102261127, 99882961, 97612894, 95443718, 93368855, 91382283, 89478486, 87652394, 85899346, 84215046, 82595525, 81037119, 79536432, 78090315, 76695845, 75350304, 74051161, 72796056, 71582789, 70409300, 69273667, 68174085, 67108864, 66076420, 65075263, 64103990, 63161284, 62245903, 61356676, 60492498, 59652324, 58835169, 58040099, 57266231, 56512728, 55778797, 55063684, 54366675, 53687092, 53024288, 52377650, 51746594, 51130564, 50529028, 49941481, 49367441, 48806447, 48258060, 47721859, 47197443, 46684428, 46182445, 45691142, 45210183, 44739243, 44278014, 43826197, 43383509, 42949673, 42524429, 42107523, 41698712, 41297763, 40904451, 40518560, 40139882, 39768216, 39403370, 39045158, 38693400, 38347923, 38008561, 37675152, 37347542, 37025581, 36709123, 36398028, 36092163, 35791395, 35495598, 35204650, 34918434, 34636834, 34359739, 34087043, 33818641, 33554432, 33294321, 33038210, 32786010, 32537632, 32292988, 32051995, 31814573, 31580642, 31350127, 31122952, 30899046, 30678338, 30460761, 30246249, 30034737, 29826162, 29620465, 29417585, 29217465, 29020050, 28825284, 28633116, 28443493, 28256364, 28071682, 27889399, 27709467, 27531842, 27356480, 27183338, 27012373, 26843546, 26676816, 26512144, 26349493, 26188825, 26030105, 25873297, 25718368, 25565282, 25414008, 25264514, 25116768, 24970741, 24826401, 24683721, 24542671, 24403224, 24265352, 24129030, 23994231, 23860930, 23729102, 23598722, 23469767, 23342214, 23216040, 23091223, 22967740, 22845571, 22724695, 22605092, 22486740, 22369622, 22253717, 22139007, 22025474, 21913099, 21801865, 21691755, 21582751, 21474837, 21367997, 21262215, 21157475, 21053762, 20951060, 20849356, 20748635, 20648882, 20550083, 20452226, 20355296, 20259280, 20164166, 20069941, 19976593, 19884108, 19792477, 19701685, 19611723, 19522579, 19434242, 19346700, 19259944, 19173962, 19088744, 19004281, 18920561, 18837576, 18755316, 18673771, 18592933, 18512791, 18433337, 18354562, 18276457, 18199014, 18122225, 18046082, 17970575, 17895698, 17821442, 17747799, 17674763, 17602325, 17530479, 17459217, 17388532, 17318417, 17248865, 17179870, 17111424, 17043522, 16976156, 16909321, 16843010, }; /* Input permutation for the simple_idct_mmx */ static const uint8_t simple_mmx_permutation[64]={ 0x00, 0x08, 0x04, 0x09, 0x01, 0x0C, 0x05, 0x0D, 0x10, 0x18, 0x14, 0x19, 0x11, 0x1C, 0x15, 0x1D, 0x20, 0x28, 0x24, 0x29, 0x21, 0x2C, 0x25, 0x2D, 0x12, 0x1A, 0x16, 0x1B, 0x13, 0x1E, 0x17, 0x1F, 0x02, 0x0A, 0x06, 0x0B, 0x03, 0x0E, 0x07, 0x0F, 0x30, 0x38, 0x34, 0x39, 0x31, 0x3C, 0x35, 0x3D, 0x22, 0x2A, 0x26, 0x2B, 0x23, 0x2E, 0x27, 0x2F, 0x32, 0x3A, 0x36, 0x3B, 0x33, 0x3E, 0x37, 0x3F, }; static int pix_sum_c(uint8_t * pix, int line_size) { int s, i, j; s = 0; for (i = 0; i < 16; i++) { for (j = 0; j < 16; j += 8) { s += pix[0]; s += pix[1]; s += pix[2]; s += pix[3]; s += pix[4]; s += pix[5]; s += pix[6]; s += pix[7]; pix += 8; } pix += line_size - 16; } return s; } static int pix_norm1_c(uint8_t * pix, int line_size) { int s, i, j; uint32_t *sq = ff_squareTbl + 256; s = 0; for (i = 0; i < 16; i++) { for (j = 0; j < 16; j += 8) { #if 0 s += sq[pix[0]]; s += sq[pix[1]]; s += sq[pix[2]]; s += sq[pix[3]]; s += sq[pix[4]]; s += sq[pix[5]]; s += sq[pix[6]]; s += sq[pix[7]]; #else #if LONG_MAX > 2147483647 register uint64_t x=*(uint64_t*)pix; s += sq[x&0xff]; s += sq[(x>>8)&0xff]; s += sq[(x>>16)&0xff]; s += sq[(x>>24)&0xff]; s += sq[(x>>32)&0xff]; s += sq[(x>>40)&0xff]; s += sq[(x>>48)&0xff]; s += sq[(x>>56)&0xff]; #else register uint32_t x=*(uint32_t*)pix; s += sq[x&0xff]; s += sq[(x>>8)&0xff]; s += sq[(x>>16)&0xff]; s += sq[(x>>24)&0xff]; x=*(uint32_t*)(pix+4); s += sq[x&0xff]; s += sq[(x>>8)&0xff]; s += sq[(x>>16)&0xff]; s += sq[(x>>24)&0xff]; #endif #endif pix += 8; } pix += line_size - 16; } return s; } static void bswap_buf(uint32_t *dst, const uint32_t *src, int w){ int i; for(i=0; i+8<=w; i+=8){ dst[i+0]= bswap_32(src[i+0]); dst[i+1]= bswap_32(src[i+1]); dst[i+2]= bswap_32(src[i+2]); dst[i+3]= bswap_32(src[i+3]); dst[i+4]= bswap_32(src[i+4]); dst[i+5]= bswap_32(src[i+5]); dst[i+6]= bswap_32(src[i+6]); dst[i+7]= bswap_32(src[i+7]); } for(;i>(dec_count-level); int sx= (ori&1) ? size : 0; int stride= 32<<(dec_count-level); int sy= (ori&2) ? stride>>1 : 0; for(i=0; i=0); return s>>9; } static int w53_8_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h){ return w_c(v, pix1, pix2, line_size, 8, h, 1); } static int w97_8_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h){ return w_c(v, pix1, pix2, line_size, 8, h, 0); } static int w53_16_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h){ return w_c(v, pix1, pix2, line_size, 16, h, 1); } static int w97_16_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h){ return w_c(v, pix1, pix2, line_size, 16, h, 0); } int w53_32_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h){ return w_c(v, pix1, pix2, line_size, 32, h, 1); } int w97_32_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h){ return w_c(v, pix1, pix2, line_size, 32, h, 0); } #endif /* draw the edges of width 'w' of an image of size width, height */ //FIXME check that this is ok for mpeg4 interlaced static void draw_edges_c(uint8_t *buf, int wrap, int width, int height, int w) { uint8_t *ptr, *last_line; int i; last_line = buf + (height - 1) * wrap; for(i=0;i 127) *pixels = 255; else *pixels = (uint8_t)(*block + 128); block++; pixels++; } pixels += (line_size - 8); } } static void add_pixels_clamped_c(const DCTELEM *block, uint8_t *restrict pixels, int line_size) { int i; uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; /* read the pixels */ for(i=0;i<8;i++) { pixels[0] = cm[pixels[0] + block[0]]; pixels[1] = cm[pixels[1] + block[1]]; pixels[2] = cm[pixels[2] + block[2]]; pixels[3] = cm[pixels[3] + block[3]]; pixels[4] = cm[pixels[4] + block[4]]; pixels[5] = cm[pixels[5] + block[5]]; pixels[6] = cm[pixels[6] + block[6]]; pixels[7] = cm[pixels[7] + block[7]]; pixels += line_size; block += 8; } } static void add_pixels_clamped4_c(const DCTELEM *block, uint8_t *restrict pixels, int line_size) { int i; uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; /* read the pixels */ for(i=0;i<4;i++) { pixels[0] = cm[pixels[0] + block[0]]; pixels[1] = cm[pixels[1] + block[1]]; pixels[2] = cm[pixels[2] + block[2]]; pixels[3] = cm[pixels[3] + block[3]]; pixels += line_size; block += 8; } } static void add_pixels_clamped2_c(const DCTELEM *block, uint8_t *restrict pixels, int line_size) { int i; uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; /* read the pixels */ for(i=0;i<2;i++) { pixels[0] = cm[pixels[0] + block[0]]; pixels[1] = cm[pixels[1] + block[1]]; pixels += line_size; block += 8; } } static void add_pixels8_c(uint8_t *restrict pixels, DCTELEM *block, int line_size) { int i; for(i=0;i<8;i++) { pixels[0] += block[0]; pixels[1] += block[1]; pixels[2] += block[2]; pixels[3] += block[3]; pixels[4] += block[4]; pixels[5] += block[5]; pixels[6] += block[6]; pixels[7] += block[7]; pixels += line_size; block += 8; } } static void add_pixels4_c(uint8_t *restrict pixels, DCTELEM *block, int line_size) { int i; for(i=0;i<4;i++) { pixels[0] += block[0]; pixels[1] += block[1]; pixels[2] += block[2]; pixels[3] += block[3]; pixels += line_size; block += 4; } } static int sum_abs_dctelem_c(DCTELEM *block) { int sum=0, i; for(i=0; i<64; i++) sum+= FFABS(block[i]); return sum; } #if 0 #define PIXOP2(OPNAME, OP) \ static void OPNAME ## _pixels(uint8_t *block, const uint8_t *pixels, int line_size, int h)\ {\ int i;\ for(i=0; i>1));\ pixels+=line_size;\ block +=line_size;\ }\ }\ \ static void OPNAME ## _pixels_x2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h)\ {\ int i;\ for(i=0; i>1));\ pixels+=line_size;\ block +=line_size;\ }\ }\ \ static void OPNAME ## _no_rnd_pixels_y2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h)\ {\ int i;\ for(i=0; i>1));\ pixels+=line_size;\ block +=line_size;\ }\ }\ \ static void OPNAME ## _pixels_y2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h)\ {\ int i;\ for(i=0; i>1));\ pixels+=line_size;\ block +=line_size;\ }\ }\ \ static void OPNAME ## _pixels_xy2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h)\ {\ int i;\ const uint64_t a= AV_RN64(pixels );\ const uint64_t b= AV_RN64(pixels+1);\ uint64_t l0= (a&0x0303030303030303ULL)\ + (b&0x0303030303030303ULL)\ + 0x0202020202020202ULL;\ uint64_t h0= ((a&0xFCFCFCFCFCFCFCFCULL)>>2)\ + ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\ uint64_t l1,h1;\ \ pixels+=line_size;\ for(i=0; i>2)\ + ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\ OP(*((uint64_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0F0F0F0F0FULL));\ pixels+=line_size;\ block +=line_size;\ a= AV_RN64(pixels );\ b= AV_RN64(pixels+1);\ l0= (a&0x0303030303030303ULL)\ + (b&0x0303030303030303ULL)\ + 0x0202020202020202ULL;\ h0= ((a&0xFCFCFCFCFCFCFCFCULL)>>2)\ + ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\ OP(*((uint64_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0F0F0F0F0FULL));\ pixels+=line_size;\ block +=line_size;\ }\ }\ \ static void OPNAME ## _no_rnd_pixels_xy2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h)\ {\ int i;\ const uint64_t a= AV_RN64(pixels );\ const uint64_t b= AV_RN64(pixels+1);\ uint64_t l0= (a&0x0303030303030303ULL)\ + (b&0x0303030303030303ULL)\ + 0x0101010101010101ULL;\ uint64_t h0= ((a&0xFCFCFCFCFCFCFCFCULL)>>2)\ + ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\ uint64_t l1,h1;\ \ pixels+=line_size;\ for(i=0; i>2)\ + ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\ OP(*((uint64_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0F0F0F0F0FULL));\ pixels+=line_size;\ block +=line_size;\ a= AV_RN64(pixels );\ b= AV_RN64(pixels+1);\ l0= (a&0x0303030303030303ULL)\ + (b&0x0303030303030303ULL)\ + 0x0101010101010101ULL;\ h0= ((a&0xFCFCFCFCFCFCFCFCULL)>>2)\ + ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\ OP(*((uint64_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0F0F0F0F0FULL));\ pixels+=line_size;\ block +=line_size;\ }\ }\ \ CALL_2X_PIXELS(OPNAME ## _pixels16_c , OPNAME ## _pixels_c , 8)\ CALL_2X_PIXELS(OPNAME ## _pixels16_x2_c , OPNAME ## _pixels_x2_c , 8)\ CALL_2X_PIXELS(OPNAME ## _pixels16_y2_c , OPNAME ## _pixels_y2_c , 8)\ CALL_2X_PIXELS(OPNAME ## _pixels16_xy2_c, OPNAME ## _pixels_xy2_c, 8)\ CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_x2_c , OPNAME ## _no_rnd_pixels_x2_c , 8)\ CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_y2_c , OPNAME ## _no_rnd_pixels_y2_c , 8)\ CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_xy2_c, OPNAME ## _no_rnd_pixels_xy2_c, 8) #define op_avg(a, b) a = ( ((a)|(b)) - ((((a)^(b))&0xFEFEFEFEFEFEFEFEULL)>>1) ) #else // 64 bit variant #define PIXOP2(OPNAME, OP) \ static void OPNAME ## _pixels2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h){\ int i;\ for(i=0; i>2)\ + ((b&0xFCFCFCFCUL)>>2);\ l1= (c&0x03030303UL)\ + (d&0x03030303UL);\ h1= ((c&0xFCFCFCFCUL)>>2)\ + ((d&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)&dst[i*dst_stride]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ a= AV_RN32(&src1[i*src_stride1+4]);\ b= AV_RN32(&src2[i*src_stride2+4]);\ c= AV_RN32(&src3[i*src_stride3+4]);\ d= AV_RN32(&src4[i*src_stride4+4]);\ l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x02020202UL;\ h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ l1= (c&0x03030303UL)\ + (d&0x03030303UL);\ h1= ((c&0xFCFCFCFCUL)>>2)\ + ((d&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)&dst[i*dst_stride+4]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ }\ }\ \ static inline void OPNAME ## _pixels4_x2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h){\ OPNAME ## _pixels4_l2(block, pixels, pixels+1, line_size, line_size, line_size, h);\ }\ \ static inline void OPNAME ## _pixels4_y2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h){\ OPNAME ## _pixels4_l2(block, pixels, pixels+line_size, line_size, line_size, line_size, h);\ }\ \ static inline void OPNAME ## _pixels2_x2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h){\ OPNAME ## _pixels2_l2(block, pixels, pixels+1, line_size, line_size, line_size, h);\ }\ \ static inline void OPNAME ## _pixels2_y2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h){\ OPNAME ## _pixels2_l2(block, pixels, pixels+line_size, line_size, line_size, line_size, h);\ }\ \ static inline void OPNAME ## _no_rnd_pixels8_l4(uint8_t *dst, const uint8_t *src1, uint8_t *src2, uint8_t *src3, uint8_t *src4,\ int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\ int i;\ for(i=0; i>2)\ + ((b&0xFCFCFCFCUL)>>2);\ l1= (c&0x03030303UL)\ + (d&0x03030303UL);\ h1= ((c&0xFCFCFCFCUL)>>2)\ + ((d&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)&dst[i*dst_stride]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ a= AV_RN32(&src1[i*src_stride1+4]);\ b= AV_RN32(&src2[i*src_stride2+4]);\ c= AV_RN32(&src3[i*src_stride3+4]);\ d= AV_RN32(&src4[i*src_stride4+4]);\ l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x01010101UL;\ h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ l1= (c&0x03030303UL)\ + (d&0x03030303UL);\ h1= ((c&0xFCFCFCFCUL)>>2)\ + ((d&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)&dst[i*dst_stride+4]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ }\ }\ static inline void OPNAME ## _pixels16_l4(uint8_t *dst, const uint8_t *src1, uint8_t *src2, uint8_t *src3, uint8_t *src4,\ int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\ OPNAME ## _pixels8_l4(dst , src1 , src2 , src3 , src4 , dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\ OPNAME ## _pixels8_l4(dst+8, src1+8, src2+8, src3+8, src4+8, dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\ }\ static inline void OPNAME ## _no_rnd_pixels16_l4(uint8_t *dst, const uint8_t *src1, uint8_t *src2, uint8_t *src3, uint8_t *src4,\ int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\ OPNAME ## _no_rnd_pixels8_l4(dst , src1 , src2 , src3 , src4 , dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\ OPNAME ## _no_rnd_pixels8_l4(dst+8, src1+8, src2+8, src3+8, src4+8, dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\ }\ \ static inline void OPNAME ## _pixels2_xy2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h)\ {\ int i, a0, b0, a1, b1;\ a0= pixels[0];\ b0= pixels[1] + 2;\ a0 += b0;\ b0 += pixels[2];\ \ pixels+=line_size;\ for(i=0; i>2; /* FIXME non put */\ block[1]= (b1+b0)>>2;\ \ pixels+=line_size;\ block +=line_size;\ \ a0= pixels[0];\ b0= pixels[1] + 2;\ a0 += b0;\ b0 += pixels[2];\ \ block[0]= (a1+a0)>>2;\ block[1]= (b1+b0)>>2;\ pixels+=line_size;\ block +=line_size;\ }\ }\ \ static inline void OPNAME ## _pixels4_xy2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h)\ {\ int i;\ const uint32_t a= AV_RN32(pixels );\ const uint32_t b= AV_RN32(pixels+1);\ uint32_t l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x02020202UL;\ uint32_t h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ uint32_t l1,h1;\ \ pixels+=line_size;\ for(i=0; i>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ a= AV_RN32(pixels );\ b= AV_RN32(pixels+1);\ l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x02020202UL;\ h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ }\ }\ \ static inline void OPNAME ## _pixels8_xy2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h)\ {\ int j;\ for(j=0; j<2; j++){\ int i;\ const uint32_t a= AV_RN32(pixels );\ const uint32_t b= AV_RN32(pixels+1);\ uint32_t l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x02020202UL;\ uint32_t h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ uint32_t l1,h1;\ \ pixels+=line_size;\ for(i=0; i>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ a= AV_RN32(pixels );\ b= AV_RN32(pixels+1);\ l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x02020202UL;\ h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ }\ pixels+=4-line_size*(h+1);\ block +=4-line_size*h;\ }\ }\ \ static inline void OPNAME ## _no_rnd_pixels8_xy2_c(uint8_t *block, const uint8_t *pixels, int line_size, int h)\ {\ int j;\ for(j=0; j<2; j++){\ int i;\ const uint32_t a= AV_RN32(pixels );\ const uint32_t b= AV_RN32(pixels+1);\ uint32_t l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x01010101UL;\ uint32_t h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ uint32_t l1,h1;\ \ pixels+=line_size;\ for(i=0; i>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ a= AV_RN32(pixels );\ b= AV_RN32(pixels+1);\ l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x01010101UL;\ h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ }\ pixels+=4-line_size*(h+1);\ block +=4-line_size*h;\ }\ }\ \ CALL_2X_PIXELS(OPNAME ## _pixels16_c , OPNAME ## _pixels8_c , 8)\ CALL_2X_PIXELS(OPNAME ## _pixels16_x2_c , OPNAME ## _pixels8_x2_c , 8)\ CALL_2X_PIXELS(OPNAME ## _pixels16_y2_c , OPNAME ## _pixels8_y2_c , 8)\ CALL_2X_PIXELS(OPNAME ## _pixels16_xy2_c, OPNAME ## _pixels8_xy2_c, 8)\ CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_c , OPNAME ## _pixels8_c , 8)\ CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_x2_c , OPNAME ## _no_rnd_pixels8_x2_c , 8)\ CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_y2_c , OPNAME ## _no_rnd_pixels8_y2_c , 8)\ CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_xy2_c, OPNAME ## _no_rnd_pixels8_xy2_c, 8)\ #define op_avg(a, b) a = rnd_avg32(a, b) #endif #define op_put(a, b) a = b PIXOP2(avg, op_avg) PIXOP2(put, op_put) #undef op_avg #undef op_put #define avg2(a,b) ((a+b+1)>>1) #define avg4(a,b,c,d) ((a+b+c+d+2)>>2) static void put_no_rnd_pixels16_l2_c(uint8_t *dst, const uint8_t *a, const uint8_t *b, int stride, int h){ put_no_rnd_pixels16_l2(dst, a, b, stride, stride, stride, h); } static void put_no_rnd_pixels8_l2_c(uint8_t *dst, const uint8_t *a, const uint8_t *b, int stride, int h){ put_no_rnd_pixels8_l2(dst, a, b, stride, stride, stride, h); } static void gmc1_c(uint8_t *dst, uint8_t *src, int stride, int h, int x16, int y16, int rounder) { const int A=(16-x16)*(16-y16); const int B=( x16)*(16-y16); const int C=(16-x16)*( y16); const int D=( x16)*( y16); int i; for(i=0; i>8; dst[1]= (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + rounder)>>8; dst[2]= (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + rounder)>>8; dst[3]= (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + rounder)>>8; dst[4]= (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + rounder)>>8; dst[5]= (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + rounder)>>8; dst[6]= (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + rounder)>>8; dst[7]= (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + rounder)>>8; dst+= stride; src+= stride; } } void ff_gmc_c(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy, int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height) { int y, vx, vy; const int s= 1<>16; src_y= vy>>16; frac_x= src_x&(s-1); frac_y= src_y&(s-1); src_x>>=shift; src_y>>=shift; if((unsigned)src_x < width){ if((unsigned)src_y < height){ index= src_x + src_y*stride; dst[y*stride + x]= ( ( src[index ]*(s-frac_x) + src[index +1]* frac_x )*(s-frac_y) + ( src[index+stride ]*(s-frac_x) + src[index+stride+1]* frac_x )* frac_y + r)>>(shift*2); }else{ index= src_x + av_clip(src_y, 0, height)*stride; dst[y*stride + x]= ( ( src[index ]*(s-frac_x) + src[index +1]* frac_x )*s + r)>>(shift*2); } }else{ if((unsigned)src_y < height){ index= av_clip(src_x, 0, width) + src_y*stride; dst[y*stride + x]= ( ( src[index ]*(s-frac_y) + src[index+stride ]* frac_y )*s + r)>>(shift*2); }else{ index= av_clip(src_x, 0, width) + av_clip(src_y, 0, height)*stride; dst[y*stride + x]= src[index ]; } } vx+= dxx; vy+= dyx; } ox += dxy; oy += dyy; } } static inline void put_tpel_pixels_mc00_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ switch(width){ case 2: put_pixels2_c (dst, src, stride, height); break; case 4: put_pixels4_c (dst, src, stride, height); break; case 8: put_pixels8_c (dst, src, stride, height); break; case 16:put_pixels16_c(dst, src, stride, height); break; } } static inline void put_tpel_pixels_mc10_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (683*(2*src[j] + src[j+1] + 1)) >> 11; } src += stride; dst += stride; } } static inline void put_tpel_pixels_mc20_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (683*(src[j] + 2*src[j+1] + 1)) >> 11; } src += stride; dst += stride; } } static inline void put_tpel_pixels_mc01_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (683*(2*src[j] + src[j+stride] + 1)) >> 11; } src += stride; dst += stride; } } static inline void put_tpel_pixels_mc11_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (2731*(4*src[j] + 3*src[j+1] + 3*src[j+stride] + 2*src[j+stride+1] + 6)) >> 15; } src += stride; dst += stride; } } static inline void put_tpel_pixels_mc12_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (2731*(3*src[j] + 2*src[j+1] + 4*src[j+stride] + 3*src[j+stride+1] + 6)) >> 15; } src += stride; dst += stride; } } static inline void put_tpel_pixels_mc02_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (683*(src[j] + 2*src[j+stride] + 1)) >> 11; } src += stride; dst += stride; } } static inline void put_tpel_pixels_mc21_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (2731*(3*src[j] + 4*src[j+1] + 2*src[j+stride] + 3*src[j+stride+1] + 6)) >> 15; } src += stride; dst += stride; } } static inline void put_tpel_pixels_mc22_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (2731*(2*src[j] + 3*src[j+1] + 3*src[j+stride] + 4*src[j+stride+1] + 6)) >> 15; } src += stride; dst += stride; } } static inline void avg_tpel_pixels_mc00_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ switch(width){ case 2: avg_pixels2_c (dst, src, stride, height); break; case 4: avg_pixels4_c (dst, src, stride, height); break; case 8: avg_pixels8_c (dst, src, stride, height); break; case 16:avg_pixels16_c(dst, src, stride, height); break; } } static inline void avg_tpel_pixels_mc10_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (dst[j] + ((683*(2*src[j] + src[j+1] + 1)) >> 11) + 1) >> 1; } src += stride; dst += stride; } } static inline void avg_tpel_pixels_mc20_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (dst[j] + ((683*(src[j] + 2*src[j+1] + 1)) >> 11) + 1) >> 1; } src += stride; dst += stride; } } static inline void avg_tpel_pixels_mc01_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (dst[j] + ((683*(2*src[j] + src[j+stride] + 1)) >> 11) + 1) >> 1; } src += stride; dst += stride; } } static inline void avg_tpel_pixels_mc11_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (dst[j] + ((2731*(4*src[j] + 3*src[j+1] + 3*src[j+stride] + 2*src[j+stride+1] + 6)) >> 15) + 1) >> 1; } src += stride; dst += stride; } } static inline void avg_tpel_pixels_mc12_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (dst[j] + ((2731*(3*src[j] + 2*src[j+1] + 4*src[j+stride] + 3*src[j+stride+1] + 6)) >> 15) + 1) >> 1; } src += stride; dst += stride; } } static inline void avg_tpel_pixels_mc02_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (dst[j] + ((683*(src[j] + 2*src[j+stride] + 1)) >> 11) + 1) >> 1; } src += stride; dst += stride; } } static inline void avg_tpel_pixels_mc21_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (dst[j] + ((2731*(3*src[j] + 4*src[j+1] + 2*src[j+stride] + 3*src[j+stride+1] + 6)) >> 15) + 1) >> 1; } src += stride; dst += stride; } } static inline void avg_tpel_pixels_mc22_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){ int i,j; for (i=0; i < height; i++) { for (j=0; j < width; j++) { dst[j] = (dst[j] + ((2731*(2*src[j] + 3*src[j+1] + 3*src[j+stride] + 4*src[j+stride+1] + 6)) >> 15) + 1) >> 1; } src += stride; dst += stride; } } #if 0 #define TPEL_WIDTH(width)\ static void put_tpel_pixels ## width ## _mc00_c(uint8_t *dst, const uint8_t *src, int stride, int height){\ void put_tpel_pixels_mc00_c(dst, src, stride, width, height);}\ static void put_tpel_pixels ## width ## _mc10_c(uint8_t *dst, const uint8_t *src, int stride, int height){\ void put_tpel_pixels_mc10_c(dst, src, stride, width, height);}\ static void put_tpel_pixels ## width ## _mc20_c(uint8_t *dst, const uint8_t *src, int stride, int height){\ void put_tpel_pixels_mc20_c(dst, src, stride, width, height);}\ static void put_tpel_pixels ## width ## _mc01_c(uint8_t *dst, const uint8_t *src, int stride, int height){\ void put_tpel_pixels_mc01_c(dst, src, stride, width, height);}\ static void put_tpel_pixels ## width ## _mc11_c(uint8_t *dst, const uint8_t *src, int stride, int height){\ void put_tpel_pixels_mc11_c(dst, src, stride, width, height);}\ static void put_tpel_pixels ## width ## _mc21_c(uint8_t *dst, const uint8_t *src, int stride, int height){\ void put_tpel_pixels_mc21_c(dst, src, stride, width, height);}\ static void put_tpel_pixels ## width ## _mc02_c(uint8_t *dst, const uint8_t *src, int stride, int height){\ void put_tpel_pixels_mc02_c(dst, src, stride, width, height);}\ static void put_tpel_pixels ## width ## _mc12_c(uint8_t *dst, const uint8_t *src, int stride, int height){\ void put_tpel_pixels_mc12_c(dst, src, stride, width, height);}\ static void put_tpel_pixels ## width ## _mc22_c(uint8_t *dst, const uint8_t *src, int stride, int height){\ void put_tpel_pixels_mc22_c(dst, src, stride, width, height);} #endif #define H264_CHROMA_MC(OPNAME, OP)\ static void OPNAME ## h264_chroma_mc2_c(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\ const int A=(8-x)*(8-y);\ const int B=( x)*(8-y);\ const int C=(8-x)*( y);\ const int D=( x)*( y);\ int i;\ \ assert(x<8 && y<8 && x>=0 && y>=0);\ \ if(D){\ for(i=0; i=0 && y>=0);\ \ if(D){\ for(i=0; i=0 && y>=0);\ \ if(D){\ for(i=0; i>6)+1)>>1) #define op_put(a, b) a = (((b) + 32)>>6) H264_CHROMA_MC(put_ , op_put) H264_CHROMA_MC(avg_ , op_avg) #undef op_avg #undef op_put static void put_no_rnd_h264_chroma_mc8_c(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){ const int A=(8-x)*(8-y); const int B=( x)*(8-y); const int C=(8-x)*( y); const int D=( x)*( y); int i; assert(x<8 && y<8 && x>=0 && y>=0); for(i=0; i> 6; dst[1] = (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + 32 - 4) >> 6; dst[2] = (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + 32 - 4) >> 6; dst[3] = (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + 32 - 4) >> 6; dst[4] = (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + 32 - 4) >> 6; dst[5] = (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + 32 - 4) >> 6; dst[6] = (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + 32 - 4) >> 6; dst[7] = (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + 32 - 4) >> 6; dst+= stride; src+= stride; } } #define QPEL_MC(r, OPNAME, RND, OP) \ static void OPNAME ## mpeg4_qpel8_h_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h){\ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\ int i;\ for(i=0; i>5]+1)>>1) #define op_avg_no_rnd(a, b) a = (((a)+cm[((b) + 15)>>5])>>1) #define op_put(a, b) a = cm[((b) + 16)>>5] #define op_put_no_rnd(a, b) a = cm[((b) + 15)>>5] QPEL_MC(0, put_ , _ , op_put) QPEL_MC(1, put_no_rnd_, _no_rnd_, op_put_no_rnd) QPEL_MC(0, avg_ , _ , op_avg) //QPEL_MC(1, avg_no_rnd , _ , op_avg) #undef op_avg #undef op_avg_no_rnd #undef op_put #undef op_put_no_rnd #if 1 #define H264_LOWPASS(OPNAME, OP, OP2) \ static av_unused void OPNAME ## h264_qpel2_h_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\ const int h=2;\ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\ int i;\ for(i=0; i>5]+1)>>1) //#define op_avg2(a, b) a = (((a)*w1+cm[((b) + 16)>>5]*w2 + o + 64)>>7) #define op_put(a, b) a = cm[((b) + 16)>>5] #define op2_avg(a, b) a = (((a)+cm[((b) + 512)>>10]+1)>>1) #define op2_put(a, b) a = cm[((b) + 512)>>10] H264_LOWPASS(put_ , op_put, op2_put) H264_LOWPASS(avg_ , op_avg, op2_avg) H264_MC(put_, 2) H264_MC(put_, 4) H264_MC(put_, 8) H264_MC(put_, 16) H264_MC(avg_, 4) H264_MC(avg_, 8) H264_MC(avg_, 16) #undef op_avg #undef op_put #undef op2_avg #undef op2_put #endif #define op_scale1(x) block[x] = av_clip_uint8( (block[x]*weight + offset) >> log2_denom ) #define op_scale2(x) dst[x] = av_clip_uint8( (src[x]*weights + dst[x]*weightd + offset) >> (log2_denom+1)) #define H264_WEIGHT(W,H) \ static void weight_h264_pixels ## W ## x ## H ## _c(uint8_t *block, int stride, int log2_denom, int weight, int offset){ \ int y; \ offset <<= log2_denom; \ if(log2_denom) offset += 1<<(log2_denom-1); \ for(y=0; y>4]; dst[1]= cm[(9*(src[1] + src[2]) - (src[ 0] + src[3]) + 8)>>4]; dst[2]= cm[(9*(src[2] + src[3]) - (src[ 1] + src[4]) + 8)>>4]; dst[3]= cm[(9*(src[3] + src[4]) - (src[ 2] + src[5]) + 8)>>4]; dst[4]= cm[(9*(src[4] + src[5]) - (src[ 3] + src[6]) + 8)>>4]; dst[5]= cm[(9*(src[5] + src[6]) - (src[ 4] + src[7]) + 8)>>4]; dst[6]= cm[(9*(src[6] + src[7]) - (src[ 5] + src[8]) + 8)>>4]; dst[7]= cm[(9*(src[7] + src[8]) - (src[ 6] + src[9]) + 8)>>4]; dst+=dstStride; src+=srcStride; } } #ifdef CONFIG_CAVS_DECODER /* AVS specific */ void ff_cavsdsp_init(DSPContext* c, AVCodecContext *avctx); void ff_put_cavs_qpel8_mc00_c(uint8_t *dst, uint8_t *src, int stride) { put_pixels8_c(dst, src, stride, 8); } void ff_avg_cavs_qpel8_mc00_c(uint8_t *dst, uint8_t *src, int stride) { avg_pixels8_c(dst, src, stride, 8); } void ff_put_cavs_qpel16_mc00_c(uint8_t *dst, uint8_t *src, int stride) { put_pixels16_c(dst, src, stride, 16); } void ff_avg_cavs_qpel16_mc00_c(uint8_t *dst, uint8_t *src, int stride) { avg_pixels16_c(dst, src, stride, 16); } #endif /* CONFIG_CAVS_DECODER */ #if defined(CONFIG_VC1_DECODER) || defined(CONFIG_WMV3_DECODER) /* VC-1 specific */ void ff_vc1dsp_init(DSPContext* c, AVCodecContext *avctx); void ff_put_vc1_mspel_mc00_c(uint8_t *dst, uint8_t *src, int stride, int rnd) { put_pixels8_c(dst, src, stride, 8); } #endif /* CONFIG_VC1_DECODER||CONFIG_WMV3_DECODER */ void ff_intrax8dsp_init(DSPContext* c, AVCodecContext *avctx); /* H264 specific */ void ff_h264dspenc_init(DSPContext* c, AVCodecContext *avctx); static void wmv2_mspel8_v_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int w){ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; int i; for(i=0; i>4]; dst[1*dstStride]= cm[(9*(src1 + src2) - (src0 + src3) + 8)>>4]; dst[2*dstStride]= cm[(9*(src2 + src3) - (src1 + src4) + 8)>>4]; dst[3*dstStride]= cm[(9*(src3 + src4) - (src2 + src5) + 8)>>4]; dst[4*dstStride]= cm[(9*(src4 + src5) - (src3 + src6) + 8)>>4]; dst[5*dstStride]= cm[(9*(src5 + src6) - (src4 + src7) + 8)>>4]; dst[6*dstStride]= cm[(9*(src6 + src7) - (src5 + src8) + 8)>>4]; dst[7*dstStride]= cm[(9*(src7 + src8) - (src6 + src9) + 8)>>4]; src++; dst++; } } static void put_mspel8_mc00_c (uint8_t *dst, uint8_t *src, int stride){ put_pixels8_c(dst, src, stride, 8); } static void put_mspel8_mc10_c(uint8_t *dst, uint8_t *src, int stride){ uint8_t half[64]; wmv2_mspel8_h_lowpass(half, src, 8, stride, 8); put_pixels8_l2(dst, src, half, stride, stride, 8, 8); } static void put_mspel8_mc20_c(uint8_t *dst, uint8_t *src, int stride){ wmv2_mspel8_h_lowpass(dst, src, stride, stride, 8); } static void put_mspel8_mc30_c(uint8_t *dst, uint8_t *src, int stride){ uint8_t half[64]; wmv2_mspel8_h_lowpass(half, src, 8, stride, 8); put_pixels8_l2(dst, src+1, half, stride, stride, 8, 8); } static void put_mspel8_mc02_c(uint8_t *dst, uint8_t *src, int stride){ wmv2_mspel8_v_lowpass(dst, src, stride, stride, 8); } static void put_mspel8_mc12_c(uint8_t *dst, uint8_t *src, int stride){ uint8_t halfH[88]; uint8_t halfV[64]; uint8_t halfHV[64]; wmv2_mspel8_h_lowpass(halfH, src-stride, 8, stride, 11); wmv2_mspel8_v_lowpass(halfV, src, 8, stride, 8); wmv2_mspel8_v_lowpass(halfHV, halfH+8, 8, 8, 8); put_pixels8_l2(dst, halfV, halfHV, stride, 8, 8, 8); } static void put_mspel8_mc32_c(uint8_t *dst, uint8_t *src, int stride){ uint8_t halfH[88]; uint8_t halfV[64]; uint8_t halfHV[64]; wmv2_mspel8_h_lowpass(halfH, src-stride, 8, stride, 11); wmv2_mspel8_v_lowpass(halfV, src+1, 8, stride, 8); wmv2_mspel8_v_lowpass(halfHV, halfH+8, 8, 8, 8); put_pixels8_l2(dst, halfV, halfHV, stride, 8, 8, 8); } static void put_mspel8_mc22_c(uint8_t *dst, uint8_t *src, int stride){ uint8_t halfH[88]; wmv2_mspel8_h_lowpass(halfH, src-stride, 8, stride, 11); wmv2_mspel8_v_lowpass(dst, halfH+8, stride, 8, 8); } static void h263_v_loop_filter_c(uint8_t *src, int stride, int qscale){ if(ENABLE_ANY_H263) { int x; const int strength= ff_h263_loop_filter_strength[qscale]; for(x=0; x<8; x++){ int d1, d2, ad1; int p0= src[x-2*stride]; int p1= src[x-1*stride]; int p2= src[x+0*stride]; int p3= src[x+1*stride]; int d = (p0 - p3 + 4*(p2 - p1)) / 8; if (d<-2*strength) d1= 0; else if(d<- strength) d1=-2*strength - d; else if(d< strength) d1= d; else if(d< 2*strength) d1= 2*strength - d; else d1= 0; p1 += d1; p2 -= d1; if(p1&256) p1= ~(p1>>31); if(p2&256) p2= ~(p2>>31); src[x-1*stride] = p1; src[x+0*stride] = p2; ad1= FFABS(d1)>>1; d2= av_clip((p0-p3)/4, -ad1, ad1); src[x-2*stride] = p0 - d2; src[x+ stride] = p3 + d2; } } } static void h263_h_loop_filter_c(uint8_t *src, int stride, int qscale){ if(ENABLE_ANY_H263) { int y; const int strength= ff_h263_loop_filter_strength[qscale]; for(y=0; y<8; y++){ int d1, d2, ad1; int p0= src[y*stride-2]; int p1= src[y*stride-1]; int p2= src[y*stride+0]; int p3= src[y*stride+1]; int d = (p0 - p3 + 4*(p2 - p1)) / 8; if (d<-2*strength) d1= 0; else if(d<- strength) d1=-2*strength - d; else if(d< strength) d1= d; else if(d< 2*strength) d1= 2*strength - d; else d1= 0; p1 += d1; p2 -= d1; if(p1&256) p1= ~(p1>>31); if(p2&256) p2= ~(p2>>31); src[y*stride-1] = p1; src[y*stride+0] = p2; ad1= FFABS(d1)>>1; d2= av_clip((p0-p3)/4, -ad1, ad1); src[y*stride-2] = p0 - d2; src[y*stride+1] = p3 + d2; } } } static void h261_loop_filter_c(uint8_t *src, int stride){ int x,y,xy,yz; int temp[64]; for(x=0; x<8; x++){ temp[x ] = 4*src[x ]; temp[x + 7*8] = 4*src[x + 7*stride]; } for(y=1; y<7; y++){ for(x=0; x<8; x++){ xy = y * stride + x; yz = y * 8 + x; temp[yz] = src[xy - stride] + 2*src[xy] + src[xy + stride]; } } for(y=0; y<8; y++){ src[ y*stride] = (temp[ y*8] + 2)>>2; src[7+y*stride] = (temp[7+y*8] + 2)>>2; for(x=1; x<7; x++){ xy = y * stride + x; yz = y * 8 + x; src[xy] = (temp[yz-1] + 2*temp[yz] + temp[yz+1] + 8)>>4; } } } static inline void h264_loop_filter_luma_c(uint8_t *pix, int xstride, int ystride, int alpha, int beta, int8_t *tc0) { int i, d; for( i = 0; i < 4; i++ ) { if( tc0[i] < 0 ) { pix += 4*ystride; continue; } for( d = 0; d < 4; d++ ) { const int p0 = pix[-1*xstride]; const int p1 = pix[-2*xstride]; const int p2 = pix[-3*xstride]; const int q0 = pix[0]; const int q1 = pix[1*xstride]; const int q2 = pix[2*xstride]; if( FFABS( p0 - q0 ) < alpha && FFABS( p1 - p0 ) < beta && FFABS( q1 - q0 ) < beta ) { int tc = tc0[i]; int i_delta; if( FFABS( p2 - p0 ) < beta ) { pix[-2*xstride] = p1 + av_clip( (( p2 + ( ( p0 + q0 + 1 ) >> 1 ) ) >> 1) - p1, -tc0[i], tc0[i] ); tc++; } if( FFABS( q2 - q0 ) < beta ) { pix[ xstride] = q1 + av_clip( (( q2 + ( ( p0 + q0 + 1 ) >> 1 ) ) >> 1) - q1, -tc0[i], tc0[i] ); tc++; } i_delta = av_clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc ); pix[-xstride] = av_clip_uint8( p0 + i_delta ); /* p0' */ pix[0] = av_clip_uint8( q0 - i_delta ); /* q0' */ } pix += ystride; } } } static void h264_v_loop_filter_luma_c(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0) { h264_loop_filter_luma_c(pix, stride, 1, alpha, beta, tc0); } static void h264_h_loop_filter_luma_c(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0) { h264_loop_filter_luma_c(pix, 1, stride, alpha, beta, tc0); } static inline void h264_loop_filter_chroma_c(uint8_t *pix, int xstride, int ystride, int alpha, int beta, int8_t *tc0) { int i, d; for( i = 0; i < 4; i++ ) { const int tc = tc0[i]; if( tc <= 0 ) { pix += 2*ystride; continue; } for( d = 0; d < 2; d++ ) { const int p0 = pix[-1*xstride]; const int p1 = pix[-2*xstride]; const int q0 = pix[0]; const int q1 = pix[1*xstride]; if( FFABS( p0 - q0 ) < alpha && FFABS( p1 - p0 ) < beta && FFABS( q1 - q0 ) < beta ) { int delta = av_clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc ); pix[-xstride] = av_clip_uint8( p0 + delta ); /* p0' */ pix[0] = av_clip_uint8( q0 - delta ); /* q0' */ } pix += ystride; } } } static void h264_v_loop_filter_chroma_c(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0) { h264_loop_filter_chroma_c(pix, stride, 1, alpha, beta, tc0); } static void h264_h_loop_filter_chroma_c(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0) { h264_loop_filter_chroma_c(pix, 1, stride, alpha, beta, tc0); } static inline void h264_loop_filter_chroma_intra_c(uint8_t *pix, int xstride, int ystride, int alpha, int beta) { int d; for( d = 0; d < 8; d++ ) { const int p0 = pix[-1*xstride]; const int p1 = pix[-2*xstride]; const int q0 = pix[0]; const int q1 = pix[1*xstride]; if( FFABS( p0 - q0 ) < alpha && FFABS( p1 - p0 ) < beta && FFABS( q1 - q0 ) < beta ) { pix[-xstride] = ( 2*p1 + p0 + q1 + 2 ) >> 2; /* p0' */ pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2; /* q0' */ } pix += ystride; } } static void h264_v_loop_filter_chroma_intra_c(uint8_t *pix, int stride, int alpha, int beta) { h264_loop_filter_chroma_intra_c(pix, stride, 1, alpha, beta); } static void h264_h_loop_filter_chroma_intra_c(uint8_t *pix, int stride, int alpha, int beta) { h264_loop_filter_chroma_intra_c(pix, 1, stride, alpha, beta); } static inline int pix_abs16_c(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) { int s, i; s = 0; for(i=0;iavctx->nsse_weight; else return score1 + FFABS(score2)*8; } static int nsse8_c(void *v, uint8_t *s1, uint8_t *s2, int stride, int h){ MpegEncContext *c = v; int score1=0; int score2=0; int x,y; for(y=0; yavctx->nsse_weight; else return score1 + FFABS(score2)*8; } static int try_8x8basis_c(int16_t rem[64], int16_t weight[64], int16_t basis[64], int scale){ int i; unsigned int sum=0; for(i=0; i<8*8; i++){ int b= rem[i] + ((basis[i]*scale + (1<<(BASIS_SHIFT - RECON_SHIFT-1)))>>(BASIS_SHIFT - RECON_SHIFT)); int w= weight[i]; b>>= RECON_SHIFT; assert(-512>4; } return sum>>2; } static void add_8x8basis_c(int16_t rem[64], int16_t basis[64], int scale){ int i; for(i=0; i<8*8; i++){ rem[i] += (basis[i]*scale + (1<<(BASIS_SHIFT - RECON_SHIFT-1)))>>(BASIS_SHIFT - RECON_SHIFT); } } /** * permutes an 8x8 block. * @param block the block which will be permuted according to the given permutation vector * @param permutation the permutation vector * @param last the last non zero coefficient in scantable order, used to speed the permutation up * @param scantable the used scantable, this is only used to speed the permutation up, the block is not * (inverse) permutated to scantable order! */ void ff_block_permute(DCTELEM *block, uint8_t *permutation, const uint8_t *scantable, int last) { int i; DCTELEM temp[64]; if(last<=0) return; //if(permutation[1]==1) return; //FIXME it is ok but not clean and might fail for some permutations for(i=0; i<=last; i++){ const int j= scantable[i]; temp[j]= block[j]; block[j]=0; } for(i=0; i<=last; i++){ const int j= scantable[i]; const int perm_j= permutation[j]; block[perm_j]= temp[j]; } } static int zero_cmp(void *s, uint8_t *a, uint8_t *b, int stride, int h){ return 0; } void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){ int i; memset(cmp, 0, sizeof(void*)*5); for(i=0; i<5; i++){ switch(type&0xFF){ case FF_CMP_SAD: cmp[i]= c->sad[i]; break; case FF_CMP_SATD: cmp[i]= c->hadamard8_diff[i]; break; case FF_CMP_SSE: cmp[i]= c->sse[i]; break; case FF_CMP_DCT: cmp[i]= c->dct_sad[i]; break; case FF_CMP_DCT264: cmp[i]= c->dct264_sad[i]; break; case FF_CMP_DCTMAX: cmp[i]= c->dct_max[i]; break; case FF_CMP_PSNR: cmp[i]= c->quant_psnr[i]; break; case FF_CMP_BIT: cmp[i]= c->bit[i]; break; case FF_CMP_RD: cmp[i]= c->rd[i]; break; case FF_CMP_VSAD: cmp[i]= c->vsad[i]; break; case FF_CMP_VSSE: cmp[i]= c->vsse[i]; break; case FF_CMP_ZERO: cmp[i]= zero_cmp; break; case FF_CMP_NSSE: cmp[i]= c->nsse[i]; break; #ifdef CONFIG_SNOW_ENCODER case FF_CMP_W53: cmp[i]= c->w53[i]; break; case FF_CMP_W97: cmp[i]= c->w97[i]; break; #endif default: av_log(NULL, AV_LOG_ERROR,"internal error in cmp function selection\n"); } } } /** * memset(blocks, 0, sizeof(DCTELEM)*6*64) */ static void clear_blocks_c(DCTELEM *blocks) { memset(blocks, 0, sizeof(DCTELEM)*6*64); } static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){ long i; for(i=0; i<=w-sizeof(long); i+=sizeof(long)){ long a = *(long*)(src+i); long b = *(long*)(dst+i); *(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80); } for(; imaxi){ maxi=sum; printf("MAX:%d\n", maxi); } #endif return sum; } static int hadamard8_intra8x8_c(/*MpegEncContext*/ void *s, uint8_t *src, uint8_t *dummy, int stride, int h){ int i; int temp[64]; int sum=0; assert(h==8); for(i=0; i<8; i++){ //FIXME try pointer walks BUTTERFLY2(temp[8*i+0], temp[8*i+1], src[stride*i+0],src[stride*i+1]); BUTTERFLY2(temp[8*i+2], temp[8*i+3], src[stride*i+2],src[stride*i+3]); BUTTERFLY2(temp[8*i+4], temp[8*i+5], src[stride*i+4],src[stride*i+5]); BUTTERFLY2(temp[8*i+6], temp[8*i+7], src[stride*i+6],src[stride*i+7]); BUTTERFLY1(temp[8*i+0], temp[8*i+2]); BUTTERFLY1(temp[8*i+1], temp[8*i+3]); BUTTERFLY1(temp[8*i+4], temp[8*i+6]); BUTTERFLY1(temp[8*i+5], temp[8*i+7]); BUTTERFLY1(temp[8*i+0], temp[8*i+4]); BUTTERFLY1(temp[8*i+1], temp[8*i+5]); BUTTERFLY1(temp[8*i+2], temp[8*i+6]); BUTTERFLY1(temp[8*i+3], temp[8*i+7]); } for(i=0; i<8; i++){ BUTTERFLY1(temp[8*0+i], temp[8*1+i]); BUTTERFLY1(temp[8*2+i], temp[8*3+i]); BUTTERFLY1(temp[8*4+i], temp[8*5+i]); BUTTERFLY1(temp[8*6+i], temp[8*7+i]); BUTTERFLY1(temp[8*0+i], temp[8*2+i]); BUTTERFLY1(temp[8*1+i], temp[8*3+i]); BUTTERFLY1(temp[8*4+i], temp[8*6+i]); BUTTERFLY1(temp[8*5+i], temp[8*7+i]); sum += BUTTERFLYA(temp[8*0+i], temp[8*4+i]) +BUTTERFLYA(temp[8*1+i], temp[8*5+i]) +BUTTERFLYA(temp[8*2+i], temp[8*6+i]) +BUTTERFLYA(temp[8*3+i], temp[8*7+i]); } sum -= FFABS(temp[8*0] + temp[8*4]); // -mean return sum; } static int dct_sad8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){ MpegEncContext * const s= (MpegEncContext *)c; DECLARE_ALIGNED_16(uint64_t, aligned_temp[sizeof(DCTELEM)*64/8]); DCTELEM * const temp= (DCTELEM*)aligned_temp; assert(h==8); s->dsp.diff_pixels(temp, src1, src2, stride); s->dsp.fdct(temp); return s->dsp.sum_abs_dctelem(temp); } #ifdef CONFIG_GPL #define DCT8_1D {\ const int s07 = SRC(0) + SRC(7);\ const int s16 = SRC(1) + SRC(6);\ const int s25 = SRC(2) + SRC(5);\ const int s34 = SRC(3) + SRC(4);\ const int a0 = s07 + s34;\ const int a1 = s16 + s25;\ const int a2 = s07 - s34;\ const int a3 = s16 - s25;\ const int d07 = SRC(0) - SRC(7);\ const int d16 = SRC(1) - SRC(6);\ const int d25 = SRC(2) - SRC(5);\ const int d34 = SRC(3) - SRC(4);\ const int a4 = d16 + d25 + (d07 + (d07>>1));\ const int a5 = d07 - d34 - (d25 + (d25>>1));\ const int a6 = d07 + d34 - (d16 + (d16>>1));\ const int a7 = d16 - d25 + (d34 + (d34>>1));\ DST(0, a0 + a1 ) ;\ DST(1, a4 + (a7>>2)) ;\ DST(2, a2 + (a3>>1)) ;\ DST(3, a5 + (a6>>2)) ;\ DST(4, a0 - a1 ) ;\ DST(5, a6 - (a5>>2)) ;\ DST(6, (a2>>1) - a3 ) ;\ DST(7, (a4>>2) - a7 ) ;\ } static int dct264_sad8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){ MpegEncContext * const s= (MpegEncContext *)c; DCTELEM dct[8][8]; int i; int sum=0; s->dsp.diff_pixels(dct[0], src1, src2, stride); #define SRC(x) dct[i][x] #define DST(x,v) dct[i][x]= v for( i = 0; i < 8; i++ ) DCT8_1D #undef SRC #undef DST #define SRC(x) dct[x][i] #define DST(x,v) sum += FFABS(v) for( i = 0; i < 8; i++ ) DCT8_1D #undef SRC #undef DST return sum; } #endif static int dct_max8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){ MpegEncContext * const s= (MpegEncContext *)c; DECLARE_ALIGNED_8(uint64_t, aligned_temp[sizeof(DCTELEM)*64/8]); DCTELEM * const temp= (DCTELEM*)aligned_temp; int sum=0, i; assert(h==8); s->dsp.diff_pixels(temp, src1, src2, stride); s->dsp.fdct(temp); for(i=0; i<64; i++) sum= FFMAX(sum, FFABS(temp[i])); return sum; } static int quant_psnr8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){ MpegEncContext * const s= (MpegEncContext *)c; DECLARE_ALIGNED_8 (uint64_t, aligned_temp[sizeof(DCTELEM)*64*2/8]); DCTELEM * const temp= (DCTELEM*)aligned_temp; DCTELEM * const bak = ((DCTELEM*)aligned_temp)+64; int sum=0, i; assert(h==8); s->mb_intra=0; s->dsp.diff_pixels(temp, src1, src2, stride); memcpy(bak, temp, 64*sizeof(DCTELEM)); s->block_last_index[0/*FIXME*/]= s->fast_dct_quantize(s, temp, 0/*FIXME*/, s->qscale, &i); s->dct_unquantize_inter(s, temp, 0, s->qscale); ff_simple_idct(temp); //FIXME for(i=0; i<64; i++) sum+= (temp[i]-bak[i])*(temp[i]-bak[i]); return sum; } static int rd8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){ MpegEncContext * const s= (MpegEncContext *)c; const uint8_t *scantable= s->intra_scantable.permutated; DECLARE_ALIGNED_8 (uint64_t, aligned_temp[sizeof(DCTELEM)*64/8]); DECLARE_ALIGNED_8 (uint64_t, aligned_bak[stride]); DCTELEM * const temp= (DCTELEM*)aligned_temp; uint8_t * const bak= (uint8_t*)aligned_bak; int i, last, run, bits, level, distoration, start_i; const int esc_length= s->ac_esc_length; uint8_t * length; uint8_t * last_length; assert(h==8); for(i=0; i<8; i++){ ((uint32_t*)(bak + i*stride))[0]= ((uint32_t*)(src2 + i*stride))[0]; ((uint32_t*)(bak + i*stride))[1]= ((uint32_t*)(src2 + i*stride))[1]; } s->dsp.diff_pixels(temp, src1, src2, stride); s->block_last_index[0/*FIXME*/]= last= s->fast_dct_quantize(s, temp, 0/*FIXME*/, s->qscale, &i); bits=0; if (s->mb_intra) { start_i = 1; length = s->intra_ac_vlc_length; last_length= s->intra_ac_vlc_last_length; bits+= s->luma_dc_vlc_length[temp[0] + 256]; //FIXME chroma } else { start_i = 0; length = s->inter_ac_vlc_length; last_length= s->inter_ac_vlc_last_length; } if(last>=start_i){ run=0; for(i=start_i; i=0){ if(s->mb_intra) s->dct_unquantize_intra(s, temp, 0, s->qscale); else s->dct_unquantize_inter(s, temp, 0, s->qscale); } s->dsp.idct_add(bak, stride, temp); distoration= s->dsp.sse[1](NULL, bak, src1, stride, 8); return distoration + ((bits*s->qscale*s->qscale*109 + 64)>>7); } static int bit8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){ MpegEncContext * const s= (MpegEncContext *)c; const uint8_t *scantable= s->intra_scantable.permutated; DECLARE_ALIGNED_8 (uint64_t, aligned_temp[sizeof(DCTELEM)*64/8]); DCTELEM * const temp= (DCTELEM*)aligned_temp; int i, last, run, bits, level, start_i; const int esc_length= s->ac_esc_length; uint8_t * length; uint8_t * last_length; assert(h==8); s->dsp.diff_pixels(temp, src1, src2, stride); s->block_last_index[0/*FIXME*/]= last= s->fast_dct_quantize(s, temp, 0/*FIXME*/, s->qscale, &i); bits=0; if (s->mb_intra) { start_i = 1; length = s->intra_ac_vlc_length; last_length= s->intra_ac_vlc_last_length; bits+= s->luma_dc_vlc_length[temp[0] + 256]; //FIXME chroma } else { start_i = 0; length = s->inter_ac_vlc_length; last_length= s->inter_ac_vlc_last_length; } if(last>=start_i){ run=0; for(i=start_i; i>31; // is this faster on some gcc/cpu combinations? // if(tmp > 0x43c0ffff) tmp = 0xFFFF; // else tmp = 0; } dst[i] = tmp - 0x8000; } } #define W0 2048 #define W1 2841 /* 2048*sqrt (2)*cos (1*pi/16) */ #define W2 2676 /* 2048*sqrt (2)*cos (2*pi/16) */ #define W3 2408 /* 2048*sqrt (2)*cos (3*pi/16) */ #define W4 2048 /* 2048*sqrt (2)*cos (4*pi/16) */ #define W5 1609 /* 2048*sqrt (2)*cos (5*pi/16) */ #define W6 1108 /* 2048*sqrt (2)*cos (6*pi/16) */ #define W7 565 /* 2048*sqrt (2)*cos (7*pi/16) */ static void wmv2_idct_row(short * b) { int s1,s2; int a0,a1,a2,a3,a4,a5,a6,a7; /*step 1*/ a1 = W1*b[1]+W7*b[7]; a7 = W7*b[1]-W1*b[7]; a5 = W5*b[5]+W3*b[3]; a3 = W3*b[5]-W5*b[3]; a2 = W2*b[2]+W6*b[6]; a6 = W6*b[2]-W2*b[6]; a0 = W0*b[0]+W0*b[4]; a4 = W0*b[0]-W0*b[4]; /*step 2*/ s1 = (181*(a1-a5+a7-a3)+128)>>8;//1,3,5,7, s2 = (181*(a1-a5-a7+a3)+128)>>8; /*step 3*/ b[0] = (a0+a2+a1+a5 + (1<<7))>>8; b[1] = (a4+a6 +s1 + (1<<7))>>8; b[2] = (a4-a6 +s2 + (1<<7))>>8; b[3] = (a0-a2+a7+a3 + (1<<7))>>8; b[4] = (a0-a2-a7-a3 + (1<<7))>>8; b[5] = (a4-a6 -s2 + (1<<7))>>8; b[6] = (a4+a6 -s1 + (1<<7))>>8; b[7] = (a0+a2-a1-a5 + (1<<7))>>8; } static void wmv2_idct_col(short * b) { int s1,s2; int a0,a1,a2,a3,a4,a5,a6,a7; /*step 1, with extended precision*/ a1 = (W1*b[8*1]+W7*b[8*7] + 4)>>3; a7 = (W7*b[8*1]-W1*b[8*7] + 4)>>3; a5 = (W5*b[8*5]+W3*b[8*3] + 4)>>3; a3 = (W3*b[8*5]-W5*b[8*3] + 4)>>3; a2 = (W2*b[8*2]+W6*b[8*6] + 4)>>3; a6 = (W6*b[8*2]-W2*b[8*6] + 4)>>3; a0 = (W0*b[8*0]+W0*b[8*4] )>>3; a4 = (W0*b[8*0]-W0*b[8*4] )>>3; /*step 2*/ s1 = (181*(a1-a5+a7-a3)+128)>>8; s2 = (181*(a1-a5-a7+a3)+128)>>8; /*step 3*/ b[8*0] = (a0+a2+a1+a5 + (1<<13))>>14; b[8*1] = (a4+a6 +s1 + (1<<13))>>14; b[8*2] = (a4-a6 +s2 + (1<<13))>>14; b[8*3] = (a0-a2+a7+a3 + (1<<13))>>14; b[8*4] = (a0-a2-a7-a3 + (1<<13))>>14; b[8*5] = (a4-a6 -s2 + (1<<13))>>14; b[8*6] = (a4+a6 -s1 + (1<<13))>>14; b[8*7] = (a0+a2-a1-a5 + (1<<13))>>14; } void ff_wmv2_idct_c(short * block){ int i; for(i=0;i<64;i+=8){ wmv2_idct_row(block+i); } for(i=0;i<8;i++){ wmv2_idct_col(block+i); } } /* XXX: those functions should be suppressed ASAP when all IDCTs are converted */ static void ff_wmv2_idct_put_c(uint8_t *dest, int line_size, DCTELEM *block) { ff_wmv2_idct_c(block); put_pixels_clamped_c(block, dest, line_size); } static void ff_wmv2_idct_add_c(uint8_t *dest, int line_size, DCTELEM *block) { ff_wmv2_idct_c(block); add_pixels_clamped_c(block, dest, line_size); } static void ff_jref_idct_put(uint8_t *dest, int line_size, DCTELEM *block) { j_rev_dct (block); put_pixels_clamped_c(block, dest, line_size); } static void ff_jref_idct_add(uint8_t *dest, int line_size, DCTELEM *block) { j_rev_dct (block); add_pixels_clamped_c(block, dest, line_size); } static void ff_jref_idct4_put(uint8_t *dest, int line_size, DCTELEM *block) { j_rev_dct4 (block); put_pixels_clamped4_c(block, dest, line_size); } static void ff_jref_idct4_add(uint8_t *dest, int line_size, DCTELEM *block) { j_rev_dct4 (block); add_pixels_clamped4_c(block, dest, line_size); } static void ff_jref_idct2_put(uint8_t *dest, int line_size, DCTELEM *block) { j_rev_dct2 (block); put_pixels_clamped2_c(block, dest, line_size); } static void ff_jref_idct2_add(uint8_t *dest, int line_size, DCTELEM *block) { j_rev_dct2 (block); add_pixels_clamped2_c(block, dest, line_size); } static void ff_jref_idct1_put(uint8_t *dest, int line_size, DCTELEM *block) { uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; dest[0] = cm[(block[0] + 4)>>3]; } static void ff_jref_idct1_add(uint8_t *dest, int line_size, DCTELEM *block) { uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; dest[0] = cm[dest[0] + ((block[0] + 4)>>3)]; } static void just_return(void *mem av_unused, int stride av_unused, int h av_unused) { return; } /* init static data */ void dsputil_static_init(void) { int i; for(i=0;i<256;i++) ff_cropTbl[i + MAX_NEG_CROP] = i; for(i=0;i= 4.2.\n" "Do not report crashes to FFmpeg developers.\n"); #endif did_fail=1; } return -1; } return 0; } void dsputil_init(DSPContext* c, AVCodecContext *avctx) { int i; ff_check_alignment(); #ifdef CONFIG_ENCODERS if(avctx->dct_algo==FF_DCT_FASTINT) { c->fdct = fdct_ifast; c->fdct248 = fdct_ifast248; } else if(avctx->dct_algo==FF_DCT_FAAN) { c->fdct = ff_faandct; c->fdct248 = ff_faandct248; } else { c->fdct = ff_jpeg_fdct_islow; //slow/accurate/default c->fdct248 = ff_fdct248_islow; } #endif //CONFIG_ENCODERS if(avctx->lowres==1){ if(avctx->idct_algo==FF_IDCT_INT || avctx->idct_algo==FF_IDCT_AUTO || !ENABLE_H264_DECODER){ c->idct_put= ff_jref_idct4_put; c->idct_add= ff_jref_idct4_add; }else{ c->idct_put= ff_h264_lowres_idct_put_c; c->idct_add= ff_h264_lowres_idct_add_c; } c->idct = j_rev_dct4; c->idct_permutation_type= FF_NO_IDCT_PERM; }else if(avctx->lowres==2){ c->idct_put= ff_jref_idct2_put; c->idct_add= ff_jref_idct2_add; c->idct = j_rev_dct2; c->idct_permutation_type= FF_NO_IDCT_PERM; }else if(avctx->lowres==3){ c->idct_put= ff_jref_idct1_put; c->idct_add= ff_jref_idct1_add; c->idct = j_rev_dct1; c->idct_permutation_type= FF_NO_IDCT_PERM; }else{ if(avctx->idct_algo==FF_IDCT_INT){ c->idct_put= ff_jref_idct_put; c->idct_add= ff_jref_idct_add; c->idct = j_rev_dct; c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM; }else if((ENABLE_VP3_DECODER || ENABLE_VP5_DECODER || ENABLE_VP6_DECODER || ENABLE_THEORA_DECODER ) && avctx->idct_algo==FF_IDCT_VP3){ c->idct_put= ff_vp3_idct_put_c; c->idct_add= ff_vp3_idct_add_c; c->idct = ff_vp3_idct_c; c->idct_permutation_type= FF_NO_IDCT_PERM; }else if(avctx->idct_algo==FF_IDCT_WMV2){ c->idct_put= ff_wmv2_idct_put_c; c->idct_add= ff_wmv2_idct_add_c; c->idct = ff_wmv2_idct_c; c->idct_permutation_type= FF_NO_IDCT_PERM; }else if(avctx->idct_algo==FF_IDCT_FAAN){ c->idct_put= ff_faanidct_put; c->idct_add= ff_faanidct_add; c->idct = ff_faanidct; c->idct_permutation_type= FF_NO_IDCT_PERM; }else{ //accurate/default c->idct_put= ff_simple_idct_put; c->idct_add= ff_simple_idct_add; c->idct = ff_simple_idct; c->idct_permutation_type= FF_NO_IDCT_PERM; } } if (ENABLE_H264_DECODER) { c->h264_idct_add= ff_h264_idct_add_c; c->h264_idct8_add= ff_h264_idct8_add_c; c->h264_idct_dc_add= ff_h264_idct_dc_add_c; c->h264_idct8_dc_add= ff_h264_idct8_dc_add_c; } c->get_pixels = get_pixels_c; c->diff_pixels = diff_pixels_c; c->put_pixels_clamped = put_pixels_clamped_c; c->put_signed_pixels_clamped = put_signed_pixels_clamped_c; c->add_pixels_clamped = add_pixels_clamped_c; c->add_pixels8 = add_pixels8_c; c->add_pixels4 = add_pixels4_c; c->sum_abs_dctelem = sum_abs_dctelem_c; c->gmc1 = gmc1_c; c->gmc = ff_gmc_c; c->clear_blocks = clear_blocks_c; c->pix_sum = pix_sum_c; c->pix_norm1 = pix_norm1_c; /* TODO [0] 16 [1] 8 */ c->pix_abs[0][0] = pix_abs16_c; c->pix_abs[0][1] = pix_abs16_x2_c; c->pix_abs[0][2] = pix_abs16_y2_c; c->pix_abs[0][3] = pix_abs16_xy2_c; c->pix_abs[1][0] = pix_abs8_c; c->pix_abs[1][1] = pix_abs8_x2_c; c->pix_abs[1][2] = pix_abs8_y2_c; c->pix_abs[1][3] = pix_abs8_xy2_c; #define dspfunc(PFX, IDX, NUM) \ c->PFX ## _pixels_tab[IDX][0] = PFX ## _pixels ## NUM ## _c; \ c->PFX ## _pixels_tab[IDX][1] = PFX ## _pixels ## NUM ## _x2_c; \ c->PFX ## _pixels_tab[IDX][2] = PFX ## _pixels ## NUM ## _y2_c; \ c->PFX ## _pixels_tab[IDX][3] = PFX ## _pixels ## NUM ## _xy2_c dspfunc(put, 0, 16); dspfunc(put_no_rnd, 0, 16); dspfunc(put, 1, 8); dspfunc(put_no_rnd, 1, 8); dspfunc(put, 2, 4); dspfunc(put, 3, 2); dspfunc(avg, 0, 16); dspfunc(avg_no_rnd, 0, 16); dspfunc(avg, 1, 8); dspfunc(avg_no_rnd, 1, 8); dspfunc(avg, 2, 4); dspfunc(avg, 3, 2); #undef dspfunc c->put_no_rnd_pixels_l2[0]= put_no_rnd_pixels16_l2_c; c->put_no_rnd_pixels_l2[1]= put_no_rnd_pixels8_l2_c; c->put_tpel_pixels_tab[ 0] = put_tpel_pixels_mc00_c; c->put_tpel_pixels_tab[ 1] = put_tpel_pixels_mc10_c; c->put_tpel_pixels_tab[ 2] = put_tpel_pixels_mc20_c; c->put_tpel_pixels_tab[ 4] = put_tpel_pixels_mc01_c; c->put_tpel_pixels_tab[ 5] = put_tpel_pixels_mc11_c; c->put_tpel_pixels_tab[ 6] = put_tpel_pixels_mc21_c; c->put_tpel_pixels_tab[ 8] = put_tpel_pixels_mc02_c; c->put_tpel_pixels_tab[ 9] = put_tpel_pixels_mc12_c; c->put_tpel_pixels_tab[10] = put_tpel_pixels_mc22_c; c->avg_tpel_pixels_tab[ 0] = avg_tpel_pixels_mc00_c; c->avg_tpel_pixels_tab[ 1] = avg_tpel_pixels_mc10_c; c->avg_tpel_pixels_tab[ 2] = avg_tpel_pixels_mc20_c; c->avg_tpel_pixels_tab[ 4] = avg_tpel_pixels_mc01_c; c->avg_tpel_pixels_tab[ 5] = avg_tpel_pixels_mc11_c; c->avg_tpel_pixels_tab[ 6] = avg_tpel_pixels_mc21_c; c->avg_tpel_pixels_tab[ 8] = avg_tpel_pixels_mc02_c; c->avg_tpel_pixels_tab[ 9] = avg_tpel_pixels_mc12_c; c->avg_tpel_pixels_tab[10] = avg_tpel_pixels_mc22_c; #define dspfunc(PFX, IDX, NUM) \ c->PFX ## _pixels_tab[IDX][ 0] = PFX ## NUM ## _mc00_c; \ c->PFX ## _pixels_tab[IDX][ 1] = PFX ## NUM ## _mc10_c; \ c->PFX ## _pixels_tab[IDX][ 2] = PFX ## NUM ## _mc20_c; \ c->PFX ## _pixels_tab[IDX][ 3] = PFX ## NUM ## _mc30_c; \ c->PFX ## _pixels_tab[IDX][ 4] = PFX ## NUM ## _mc01_c; \ c->PFX ## _pixels_tab[IDX][ 5] = PFX ## NUM ## _mc11_c; \ c->PFX ## _pixels_tab[IDX][ 6] = PFX ## NUM ## _mc21_c; \ c->PFX ## _pixels_tab[IDX][ 7] = PFX ## NUM ## _mc31_c; \ c->PFX ## _pixels_tab[IDX][ 8] = PFX ## NUM ## _mc02_c; \ c->PFX ## _pixels_tab[IDX][ 9] = PFX ## NUM ## _mc12_c; \ c->PFX ## _pixels_tab[IDX][10] = PFX ## NUM ## _mc22_c; \ c->PFX ## _pixels_tab[IDX][11] = PFX ## NUM ## _mc32_c; \ c->PFX ## _pixels_tab[IDX][12] = PFX ## NUM ## _mc03_c; \ c->PFX ## _pixels_tab[IDX][13] = PFX ## NUM ## _mc13_c; \ c->PFX ## _pixels_tab[IDX][14] = PFX ## NUM ## _mc23_c; \ c->PFX ## _pixels_tab[IDX][15] = PFX ## NUM ## _mc33_c dspfunc(put_qpel, 0, 16); dspfunc(put_no_rnd_qpel, 0, 16); dspfunc(avg_qpel, 0, 16); /* dspfunc(avg_no_rnd_qpel, 0, 16); */ dspfunc(put_qpel, 1, 8); dspfunc(put_no_rnd_qpel, 1, 8); dspfunc(avg_qpel, 1, 8); /* dspfunc(avg_no_rnd_qpel, 1, 8); */ dspfunc(put_h264_qpel, 0, 16); dspfunc(put_h264_qpel, 1, 8); dspfunc(put_h264_qpel, 2, 4); dspfunc(put_h264_qpel, 3, 2); dspfunc(avg_h264_qpel, 0, 16); dspfunc(avg_h264_qpel, 1, 8); dspfunc(avg_h264_qpel, 2, 4); #undef dspfunc c->put_h264_chroma_pixels_tab[0]= put_h264_chroma_mc8_c; c->put_h264_chroma_pixels_tab[1]= put_h264_chroma_mc4_c; c->put_h264_chroma_pixels_tab[2]= put_h264_chroma_mc2_c; c->avg_h264_chroma_pixels_tab[0]= avg_h264_chroma_mc8_c; c->avg_h264_chroma_pixels_tab[1]= avg_h264_chroma_mc4_c; c->avg_h264_chroma_pixels_tab[2]= avg_h264_chroma_mc2_c; c->put_no_rnd_h264_chroma_pixels_tab[0]= put_no_rnd_h264_chroma_mc8_c; c->weight_h264_pixels_tab[0]= weight_h264_pixels16x16_c; c->weight_h264_pixels_tab[1]= weight_h264_pixels16x8_c; c->weight_h264_pixels_tab[2]= weight_h264_pixels8x16_c; c->weight_h264_pixels_tab[3]= weight_h264_pixels8x8_c; c->weight_h264_pixels_tab[4]= weight_h264_pixels8x4_c; c->weight_h264_pixels_tab[5]= weight_h264_pixels4x8_c; c->weight_h264_pixels_tab[6]= weight_h264_pixels4x4_c; c->weight_h264_pixels_tab[7]= weight_h264_pixels4x2_c; c->weight_h264_pixels_tab[8]= weight_h264_pixels2x4_c; c->weight_h264_pixels_tab[9]= weight_h264_pixels2x2_c; c->biweight_h264_pixels_tab[0]= biweight_h264_pixels16x16_c; c->biweight_h264_pixels_tab[1]= biweight_h264_pixels16x8_c; c->biweight_h264_pixels_tab[2]= biweight_h264_pixels8x16_c; c->biweight_h264_pixels_tab[3]= biweight_h264_pixels8x8_c; c->biweight_h264_pixels_tab[4]= biweight_h264_pixels8x4_c; c->biweight_h264_pixels_tab[5]= biweight_h264_pixels4x8_c; c->biweight_h264_pixels_tab[6]= biweight_h264_pixels4x4_c; c->biweight_h264_pixels_tab[7]= biweight_h264_pixels4x2_c; c->biweight_h264_pixels_tab[8]= biweight_h264_pixels2x4_c; c->biweight_h264_pixels_tab[9]= biweight_h264_pixels2x2_c; c->draw_edges = draw_edges_c; #ifdef CONFIG_CAVS_DECODER ff_cavsdsp_init(c,avctx); #endif #if defined(CONFIG_VC1_DECODER) || defined(CONFIG_WMV3_DECODER) ff_vc1dsp_init(c,avctx); #endif #if defined(CONFIG_WMV2_DECODER) || defined(CONFIG_VC1_DECODER) || defined(CONFIG_WMV3_DECODER) ff_intrax8dsp_init(c,avctx); #endif #if defined(CONFIG_H264_ENCODER) ff_h264dspenc_init(c,avctx); #endif c->put_mspel_pixels_tab[0]= put_mspel8_mc00_c; c->put_mspel_pixels_tab[1]= put_mspel8_mc10_c; c->put_mspel_pixels_tab[2]= put_mspel8_mc20_c; c->put_mspel_pixels_tab[3]= put_mspel8_mc30_c; c->put_mspel_pixels_tab[4]= put_mspel8_mc02_c; c->put_mspel_pixels_tab[5]= put_mspel8_mc12_c; c->put_mspel_pixels_tab[6]= put_mspel8_mc22_c; c->put_mspel_pixels_tab[7]= put_mspel8_mc32_c; #define SET_CMP_FUNC(name) \ c->name[0]= name ## 16_c;\ c->name[1]= name ## 8x8_c; SET_CMP_FUNC(hadamard8_diff) c->hadamard8_diff[4]= hadamard8_intra16_c; SET_CMP_FUNC(dct_sad) SET_CMP_FUNC(dct_max) #ifdef CONFIG_GPL SET_CMP_FUNC(dct264_sad) #endif c->sad[0]= pix_abs16_c; c->sad[1]= pix_abs8_c; c->sse[0]= sse16_c; c->sse[1]= sse8_c; c->sse[2]= sse4_c; SET_CMP_FUNC(quant_psnr) SET_CMP_FUNC(rd) SET_CMP_FUNC(bit) c->vsad[0]= vsad16_c; c->vsad[4]= vsad_intra16_c; c->vsse[0]= vsse16_c; c->vsse[4]= vsse_intra16_c; c->nsse[0]= nsse16_c; c->nsse[1]= nsse8_c; #ifdef CONFIG_SNOW_ENCODER c->w53[0]= w53_16_c; c->w53[1]= w53_8_c; c->w97[0]= w97_16_c; c->w97[1]= w97_8_c; #endif c->ssd_int8_vs_int16 = ssd_int8_vs_int16_c; c->add_bytes= add_bytes_c; c->add_bytes_l2= add_bytes_l2_c; c->diff_bytes= diff_bytes_c; c->sub_hfyu_median_prediction= sub_hfyu_median_prediction_c; c->bswap_buf= bswap_buf; #ifdef CONFIG_PNG_DECODER c->add_png_paeth_prediction= ff_add_png_paeth_prediction; #endif c->h264_v_loop_filter_luma= h264_v_loop_filter_luma_c; c->h264_h_loop_filter_luma= h264_h_loop_filter_luma_c; c->h264_v_loop_filter_chroma= h264_v_loop_filter_chroma_c; c->h264_h_loop_filter_chroma= h264_h_loop_filter_chroma_c; c->h264_v_loop_filter_chroma_intra= h264_v_loop_filter_chroma_intra_c; c->h264_h_loop_filter_chroma_intra= h264_h_loop_filter_chroma_intra_c; c->h264_loop_filter_strength= NULL; if (ENABLE_ANY_H263) { c->h263_h_loop_filter= h263_h_loop_filter_c; c->h263_v_loop_filter= h263_v_loop_filter_c; } c->h261_loop_filter= h261_loop_filter_c; c->try_8x8basis= try_8x8basis_c; c->add_8x8basis= add_8x8basis_c; #ifdef CONFIG_SNOW_DECODER c->vertical_compose97i = ff_snow_vertical_compose97i; c->horizontal_compose97i = ff_snow_horizontal_compose97i; c->inner_add_yblock = ff_snow_inner_add_yblock; #endif #ifdef CONFIG_VORBIS_DECODER c->vorbis_inverse_coupling = vorbis_inverse_coupling; #endif #ifdef CONFIG_FLAC_ENCODER c->flac_compute_autocorr = ff_flac_compute_autocorr; #endif c->vector_fmul = vector_fmul_c; c->vector_fmul_reverse = vector_fmul_reverse_c; c->vector_fmul_add_add = ff_vector_fmul_add_add_c; c->float_to_int16 = ff_float_to_int16_c; c->shrink[0]= ff_img_copy_plane; c->shrink[1]= ff_shrink22; c->shrink[2]= ff_shrink44; c->shrink[3]= ff_shrink88; c->prefetch= just_return; memset(c->put_2tap_qpel_pixels_tab, 0, sizeof(c->put_2tap_qpel_pixels_tab)); memset(c->avg_2tap_qpel_pixels_tab, 0, sizeof(c->avg_2tap_qpel_pixels_tab)); if (ENABLE_MMX) dsputil_init_mmx (c, avctx); if (ENABLE_ARMV4L) dsputil_init_armv4l(c, avctx); if (ENABLE_MLIB) dsputil_init_mlib (c, avctx); if (ENABLE_VIS) dsputil_init_vis (c, avctx); if (ENABLE_ALPHA) dsputil_init_alpha (c, avctx); if (ENABLE_POWERPC) dsputil_init_ppc (c, avctx); if (ENABLE_MMI) dsputil_init_mmi (c, avctx); if (ENABLE_SH4) dsputil_init_sh4 (c, avctx); if (ENABLE_BFIN) dsputil_init_bfin (c, avctx); for(i=0; i<64; i++){ if(!c->put_2tap_qpel_pixels_tab[0][i]) c->put_2tap_qpel_pixels_tab[0][i]= c->put_h264_qpel_pixels_tab[0][i]; if(!c->avg_2tap_qpel_pixels_tab[0][i]) c->avg_2tap_qpel_pixels_tab[0][i]= c->avg_h264_qpel_pixels_tab[0][i]; } switch(c->idct_permutation_type){ case FF_NO_IDCT_PERM: for(i=0; i<64; i++) c->idct_permutation[i]= i; break; case FF_LIBMPEG2_IDCT_PERM: for(i=0; i<64; i++) c->idct_permutation[i]= (i & 0x38) | ((i & 6) >> 1) | ((i & 1) << 2); break; case FF_SIMPLE_IDCT_PERM: for(i=0; i<64; i++) c->idct_permutation[i]= simple_mmx_permutation[i]; break; case FF_TRANSPOSE_IDCT_PERM: for(i=0; i<64; i++) c->idct_permutation[i]= ((i&7)<<3) | (i>>3); break; case FF_PARTTRANS_IDCT_PERM: for(i=0; i<64; i++) c->idct_permutation[i]= (i&0x24) | ((i&3)<<3) | ((i>>3)&3); break; default: av_log(avctx, AV_LOG_ERROR, "Internal error, IDCT permutation not set\n"); } }