From 5ada25245d4d74bdfc99b363934fe9a3de467eeb Mon Sep 17 00:00:00 2001 From: Oskar Arvidsson Date: Tue, 29 Mar 2011 17:48:49 +0200 Subject: Move the functions in h264pred.c into a new file h264pred_template.c. Preparatory patch for high bit depth h264 decoding support. Signed-off-by: Ronald S. Bultje --- libavcodec/h264pred.c | 897 +------------------------------------------------- 1 file changed, 5 insertions(+), 892 deletions(-) (limited to 'libavcodec/h264pred.c') diff --git a/libavcodec/h264pred.c b/libavcodec/h264pred.c index 1a4ab81402..616a7a93b1 100644 --- a/libavcodec/h264pred.c +++ b/libavcodec/h264pred.c @@ -25,108 +25,17 @@ * @author Michael Niedermayer */ -#include "avcodec.h" -#include "mpegvideo.h" #include "h264pred.h" -#include "mathops.h" - -static void pred4x4_vertical_c(uint8_t *src, const uint8_t *topright, int stride){ - const uint32_t a= ((uint32_t*)(src-stride))[0]; - ((uint32_t*)(src+0*stride))[0]= a; - ((uint32_t*)(src+1*stride))[0]= a; - ((uint32_t*)(src+2*stride))[0]= a; - ((uint32_t*)(src+3*stride))[0]= a; -} - -static void pred4x4_horizontal_c(uint8_t *src, const uint8_t *topright, int stride){ - ((uint32_t*)(src+0*stride))[0]= src[-1+0*stride]*0x01010101; - ((uint32_t*)(src+1*stride))[0]= src[-1+1*stride]*0x01010101; - ((uint32_t*)(src+2*stride))[0]= src[-1+2*stride]*0x01010101; - ((uint32_t*)(src+3*stride))[0]= src[-1+3*stride]*0x01010101; -} - -static void pred4x4_dc_c(uint8_t *src, const uint8_t *topright, int stride){ - const int dc= ( src[-stride] + src[1-stride] + src[2-stride] + src[3-stride] - + src[-1+0*stride] + src[-1+1*stride] + src[-1+2*stride] + src[-1+3*stride] + 4) >>3; - - ((uint32_t*)(src+0*stride))[0]= - ((uint32_t*)(src+1*stride))[0]= - ((uint32_t*)(src+2*stride))[0]= - ((uint32_t*)(src+3*stride))[0]= dc* 0x01010101; -} - -static void pred4x4_left_dc_c(uint8_t *src, const uint8_t *topright, int stride){ - const int dc= ( src[-1+0*stride] + src[-1+1*stride] + src[-1+2*stride] + src[-1+3*stride] + 2) >>2; - - ((uint32_t*)(src+0*stride))[0]= - ((uint32_t*)(src+1*stride))[0]= - ((uint32_t*)(src+2*stride))[0]= - ((uint32_t*)(src+3*stride))[0]= dc* 0x01010101; -} - -static void pred4x4_top_dc_c(uint8_t *src, const uint8_t *topright, int stride){ - const int dc= ( src[-stride] + src[1-stride] + src[2-stride] + src[3-stride] + 2) >>2; - - ((uint32_t*)(src+0*stride))[0]= - ((uint32_t*)(src+1*stride))[0]= - ((uint32_t*)(src+2*stride))[0]= - ((uint32_t*)(src+3*stride))[0]= dc* 0x01010101; -} - -static void pred4x4_128_dc_c(uint8_t *src, const uint8_t *topright, int stride){ - ((uint32_t*)(src+0*stride))[0]= - ((uint32_t*)(src+1*stride))[0]= - ((uint32_t*)(src+2*stride))[0]= - ((uint32_t*)(src+3*stride))[0]= 128U*0x01010101U; -} - -static void pred4x4_127_dc_c(uint8_t *src, const uint8_t *topright, int stride){ - ((uint32_t*)(src+0*stride))[0]= - ((uint32_t*)(src+1*stride))[0]= - ((uint32_t*)(src+2*stride))[0]= - ((uint32_t*)(src+3*stride))[0]= 127U*0x01010101U; -} - -static void pred4x4_129_dc_c(uint8_t *src, const uint8_t *topright, int stride){ - ((uint32_t*)(src+0*stride))[0]= - ((uint32_t*)(src+1*stride))[0]= - ((uint32_t*)(src+2*stride))[0]= - ((uint32_t*)(src+3*stride))[0]= 129U*0x01010101U; -} - - -#define LOAD_TOP_RIGHT_EDGE\ - const int av_unused t4= topright[0];\ - const int av_unused t5= topright[1];\ - const int av_unused t6= topright[2];\ - const int av_unused t7= topright[3];\ - -#define LOAD_DOWN_LEFT_EDGE\ - const int av_unused l4= src[-1+4*stride];\ - const int av_unused l5= src[-1+5*stride];\ - const int av_unused l6= src[-1+6*stride];\ - const int av_unused l7= src[-1+7*stride];\ - -#define LOAD_LEFT_EDGE\ - const int av_unused l0= src[-1+0*stride];\ - const int av_unused l1= src[-1+1*stride];\ - const int av_unused l2= src[-1+2*stride];\ - const int av_unused l3= src[-1+3*stride];\ - -#define LOAD_TOP_EDGE\ - const int av_unused t0= src[ 0-1*stride];\ - const int av_unused t1= src[ 1-1*stride];\ - const int av_unused t2= src[ 2-1*stride];\ - const int av_unused t3= src[ 3-1*stride];\ +#include "h264pred_template.c" static void pred4x4_vertical_vp8_c(uint8_t *src, const uint8_t *topright, int stride){ const int lt= src[-1-1*stride]; LOAD_TOP_EDGE LOAD_TOP_RIGHT_EDGE uint32_t v = PACK_4U8((lt + 2*t0 + t1 + 2) >> 2, - (t0 + 2*t1 + t2 + 2) >> 2, - (t1 + 2*t2 + t3 + 2) >> 2, - (t2 + 2*t3 + t4 + 2) >> 2); + (t0 + 2*t1 + t2 + 2) >> 2, + (t1 + 2*t2 + t3 + 2) >> 2, + (t2 + 2*t3 + t4 + 2) >> 2); AV_WN32A(src+0*stride, v); AV_WN32A(src+1*stride, v); @@ -144,52 +53,6 @@ static void pred4x4_horizontal_vp8_c(uint8_t *src, const uint8_t *topright, int AV_WN32A(src+3*stride, ((l2 + 2*l3 + l3 + 2) >> 2)*0x01010101); } -static void pred4x4_down_right_c(uint8_t *src, const uint8_t *topright, int stride){ - const int lt= src[-1-1*stride]; - LOAD_TOP_EDGE - LOAD_LEFT_EDGE - - src[0+3*stride]=(l3 + 2*l2 + l1 + 2)>>2; - src[0+2*stride]= - src[1+3*stride]=(l2 + 2*l1 + l0 + 2)>>2; - src[0+1*stride]= - src[1+2*stride]= - src[2+3*stride]=(l1 + 2*l0 + lt + 2)>>2; - src[0+0*stride]= - src[1+1*stride]= - src[2+2*stride]= - src[3+3*stride]=(l0 + 2*lt + t0 + 2)>>2; - src[1+0*stride]= - src[2+1*stride]= - src[3+2*stride]=(lt + 2*t0 + t1 + 2)>>2; - src[2+0*stride]= - src[3+1*stride]=(t0 + 2*t1 + t2 + 2)>>2; - src[3+0*stride]=(t1 + 2*t2 + t3 + 2)>>2; -} - -static void pred4x4_down_left_c(uint8_t *src, const uint8_t *topright, int stride){ - LOAD_TOP_EDGE - LOAD_TOP_RIGHT_EDGE -// LOAD_LEFT_EDGE - - src[0+0*stride]=(t0 + t2 + 2*t1 + 2)>>2; - src[1+0*stride]= - src[0+1*stride]=(t1 + t3 + 2*t2 + 2)>>2; - src[2+0*stride]= - src[1+1*stride]= - src[0+2*stride]=(t2 + t4 + 2*t3 + 2)>>2; - src[3+0*stride]= - src[2+1*stride]= - src[1+2*stride]= - src[0+3*stride]=(t3 + t5 + 2*t4 + 2)>>2; - src[3+1*stride]= - src[2+2*stride]= - src[1+3*stride]=(t4 + t6 + 2*t5 + 2)>>2; - src[3+2*stride]= - src[2+3*stride]=(t5 + t7 + 2*t6 + 2)>>2; - src[3+3*stride]=(t6 + 3*t7 + 2)>>2; -} - static void pred4x4_down_left_svq3_c(uint8_t *src, const uint8_t *topright, int stride){ LOAD_TOP_EDGE LOAD_LEFT_EDGE @@ -261,53 +124,8 @@ static void pred4x4_down_left_rv40_nodown_c(uint8_t *src, const uint8_t *toprigh src[3+3*stride]=(t6 + t7 + 1 + 2*l3 + 1)>>2; } -static void pred4x4_vertical_right_c(uint8_t *src, const uint8_t *topright, int stride){ - const int lt= src[-1-1*stride]; - LOAD_TOP_EDGE - LOAD_LEFT_EDGE - - src[0+0*stride]= - src[1+2*stride]=(lt + t0 + 1)>>1; - src[1+0*stride]= - src[2+2*stride]=(t0 + t1 + 1)>>1; - src[2+0*stride]= - src[3+2*stride]=(t1 + t2 + 1)>>1; - src[3+0*stride]=(t2 + t3 + 1)>>1; - src[0+1*stride]= - src[1+3*stride]=(l0 + 2*lt + t0 + 2)>>2; - src[1+1*stride]= - src[2+3*stride]=(lt + 2*t0 + t1 + 2)>>2; - src[2+1*stride]= - src[3+3*stride]=(t0 + 2*t1 + t2 + 2)>>2; - src[3+1*stride]=(t1 + 2*t2 + t3 + 2)>>2; - src[0+2*stride]=(lt + 2*l0 + l1 + 2)>>2; - src[0+3*stride]=(l0 + 2*l1 + l2 + 2)>>2; -} - -static void pred4x4_vertical_left_c(uint8_t *src, const uint8_t *topright, int stride){ - LOAD_TOP_EDGE - LOAD_TOP_RIGHT_EDGE - - src[0+0*stride]=(t0 + t1 + 1)>>1; - src[1+0*stride]= - src[0+2*stride]=(t1 + t2 + 1)>>1; - src[2+0*stride]= - src[1+2*stride]=(t2 + t3 + 1)>>1; - src[3+0*stride]= - src[2+2*stride]=(t3 + t4+ 1)>>1; - src[3+2*stride]=(t4 + t5+ 1)>>1; - src[0+1*stride]=(t0 + 2*t1 + t2 + 2)>>2; - src[1+1*stride]= - src[0+3*stride]=(t1 + 2*t2 + t3 + 2)>>2; - src[2+1*stride]= - src[1+3*stride]=(t2 + 2*t3 + t4 + 2)>>2; - src[3+1*stride]= - src[2+3*stride]=(t3 + 2*t4 + t5 + 2)>>2; - src[3+3*stride]=(t4 + 2*t5 + t6 + 2)>>2; -} - static void pred4x4_vertical_left_rv40(uint8_t *src, const uint8_t *topright, int stride, - const int l0, const int l1, const int l2, const int l3, const int l4){ + const int l0, const int l1, const int l2, const int l3, const int l4){ LOAD_TOP_EDGE LOAD_TOP_RIGHT_EDGE @@ -364,27 +182,6 @@ static void pred4x4_vertical_left_vp8_c(uint8_t *src, const uint8_t *topright, i src[3+3*stride]=(t5 + 2*t6 + t7 + 2)>>2; } -static void pred4x4_horizontal_up_c(uint8_t *src, const uint8_t *topright, int stride){ - LOAD_LEFT_EDGE - - src[0+0*stride]=(l0 + l1 + 1)>>1; - src[1+0*stride]=(l0 + 2*l1 + l2 + 2)>>2; - src[2+0*stride]= - src[0+1*stride]=(l1 + l2 + 1)>>1; - src[3+0*stride]= - src[1+1*stride]=(l1 + 2*l2 + l3 + 2)>>2; - src[2+1*stride]= - src[0+2*stride]=(l2 + l3 + 1)>>1; - src[3+1*stride]= - src[1+2*stride]=(l2 + 2*l3 + l3 + 2)>>2; - src[3+2*stride]= - src[1+3*stride]= - src[0+3*stride]= - src[2+2*stride]= - src[2+3*stride]= - src[3+3*stride]=l3; -} - static void pred4x4_horizontal_up_rv40_c(uint8_t *src, const uint8_t *topright, int stride){ LOAD_LEFT_EDGE LOAD_DOWN_LEFT_EDGE @@ -432,29 +229,6 @@ static void pred4x4_horizontal_up_rv40_nodown_c(uint8_t *src, const uint8_t *top src[3+3*stride]=l3; } -static void pred4x4_horizontal_down_c(uint8_t *src, const uint8_t *topright, int stride){ - const int lt= src[-1-1*stride]; - LOAD_TOP_EDGE - LOAD_LEFT_EDGE - - src[0+0*stride]= - src[2+1*stride]=(lt + l0 + 1)>>1; - src[1+0*stride]= - src[3+1*stride]=(l0 + 2*lt + t0 + 2)>>2; - src[2+0*stride]=(lt + 2*t0 + t1 + 2)>>2; - src[3+0*stride]=(t0 + 2*t1 + t2 + 2)>>2; - src[0+1*stride]= - src[2+2*stride]=(l0 + l1 + 1)>>1; - src[1+1*stride]= - src[3+2*stride]=(lt + 2*l0 + l1 + 2)>>2; - src[0+2*stride]= - src[2+3*stride]=(l1 + l2+ 1)>>1; - src[1+2*stride]= - src[3+3*stride]=(l0 + 2*l1 + l2 + 2)>>2; - src[0+3*stride]=(l2 + l3 + 1)>>1; - src[1+3*stride]=(l1 + 2*l2 + l3 + 2)>>2; -} - static void pred4x4_tm_vp8_c(uint8_t *src, const uint8_t *topright, int stride){ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride]; uint8_t *top = src-stride; @@ -470,166 +244,6 @@ static void pred4x4_tm_vp8_c(uint8_t *src, const uint8_t *topright, int stride){ } } -static void pred16x16_vertical_c(uint8_t *src, int stride){ - int i; - const uint32_t a= ((uint32_t*)(src-stride))[0]; - const uint32_t b= ((uint32_t*)(src-stride))[1]; - const uint32_t c= ((uint32_t*)(src-stride))[2]; - const uint32_t d= ((uint32_t*)(src-stride))[3]; - - for(i=0; i<16; i++){ - ((uint32_t*)(src+i*stride))[0]= a; - ((uint32_t*)(src+i*stride))[1]= b; - ((uint32_t*)(src+i*stride))[2]= c; - ((uint32_t*)(src+i*stride))[3]= d; - } -} - -static void pred16x16_horizontal_c(uint8_t *src, int stride){ - int i; - - for(i=0; i<16; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= - ((uint32_t*)(src+i*stride))[2]= - ((uint32_t*)(src+i*stride))[3]= src[-1+i*stride]*0x01010101; - } -} - -static void pred16x16_dc_c(uint8_t *src, int stride){ - int i, dc=0; - - for(i=0;i<16; i++){ - dc+= src[-1+i*stride]; - } - - for(i=0;i<16; i++){ - dc+= src[i-stride]; - } - - dc= 0x01010101*((dc + 16)>>5); - - for(i=0; i<16; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= - ((uint32_t*)(src+i*stride))[2]= - ((uint32_t*)(src+i*stride))[3]= dc; - } -} - -static void pred16x16_left_dc_c(uint8_t *src, int stride){ - int i, dc=0; - - for(i=0;i<16; i++){ - dc+= src[-1+i*stride]; - } - - dc= 0x01010101*((dc + 8)>>4); - - for(i=0; i<16; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= - ((uint32_t*)(src+i*stride))[2]= - ((uint32_t*)(src+i*stride))[3]= dc; - } -} - -static void pred16x16_top_dc_c(uint8_t *src, int stride){ - int i, dc=0; - - for(i=0;i<16; i++){ - dc+= src[i-stride]; - } - dc= 0x01010101*((dc + 8)>>4); - - for(i=0; i<16; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= - ((uint32_t*)(src+i*stride))[2]= - ((uint32_t*)(src+i*stride))[3]= dc; - } -} - -static void pred16x16_128_dc_c(uint8_t *src, int stride){ - int i; - - for(i=0; i<16; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= - ((uint32_t*)(src+i*stride))[2]= - ((uint32_t*)(src+i*stride))[3]= 0x01010101U*128U; - } -} - -static void pred16x16_127_dc_c(uint8_t *src, int stride){ - int i; - - for(i=0; i<16; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= - ((uint32_t*)(src+i*stride))[2]= - ((uint32_t*)(src+i*stride))[3]= 0x01010101U*127U; - } -} - -static void pred16x16_129_dc_c(uint8_t *src, int stride){ - int i; - - for(i=0; i<16; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= - ((uint32_t*)(src+i*stride))[2]= - ((uint32_t*)(src+i*stride))[3]= 0x01010101U*129U; - } -} - -static inline void pred16x16_plane_compat_c(uint8_t *src, int stride, const int svq3, const int rv40){ - int i, j, k; - int a; - uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; - const uint8_t * const src0 = src+7-stride; - const uint8_t *src1 = src+8*stride-1; - const uint8_t *src2 = src1-2*stride; // == src+6*stride-1; - int H = src0[1] - src0[-1]; - int V = src1[0] - src2[ 0]; - for(k=2; k<=8; ++k) { - src1 += stride; src2 -= stride; - H += k*(src0[k] - src0[-k]); - V += k*(src1[0] - src2[ 0]); - } - if(svq3){ - H = ( 5*(H/4) ) / 16; - V = ( 5*(V/4) ) / 16; - - /* required for 100% accuracy */ - i = H; H = V; V = i; - }else if(rv40){ - H = ( H + (H>>2) ) >> 4; - V = ( V + (V>>2) ) >> 4; - }else{ - H = ( 5*H+32 ) >> 6; - V = ( 5*V+32 ) >> 6; - } - - a = 16*(src1[0] + src2[16] + 1) - 7*(V+H); - for(j=16; j>0; --j) { - int b = a; - a += V; - for(i=-16; i<0; i+=4) { - src[16+i] = cm[ (b ) >> 5 ]; - src[17+i] = cm[ (b+ H) >> 5 ]; - src[18+i] = cm[ (b+2*H) >> 5 ]; - src[19+i] = cm[ (b+3*H) >> 5 ]; - b += 4*H; - } - src += stride; - } -} - -static void pred16x16_plane_c(uint8_t *src, int stride){ - pred16x16_plane_compat_c(src, stride, 0, 0); -} - static void pred16x16_plane_svq3_c(uint8_t *src, int stride){ pred16x16_plane_compat_c(src, stride, 1, 0); } @@ -665,74 +279,6 @@ static void pred16x16_tm_vp8_c(uint8_t *src, int stride){ } } -static void pred8x8_vertical_c(uint8_t *src, int stride){ - int i; - const uint32_t a= ((uint32_t*)(src-stride))[0]; - const uint32_t b= ((uint32_t*)(src-stride))[1]; - - for(i=0; i<8; i++){ - ((uint32_t*)(src+i*stride))[0]= a; - ((uint32_t*)(src+i*stride))[1]= b; - } -} - -static void pred8x8_horizontal_c(uint8_t *src, int stride){ - int i; - - for(i=0; i<8; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= src[-1+i*stride]*0x01010101; - } -} - -static void pred8x8_128_dc_c(uint8_t *src, int stride){ - int i; - - for(i=0; i<8; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= 0x01010101U*128U; - } -} - -static void pred8x8_127_dc_c(uint8_t *src, int stride){ - int i; - - for(i=0; i<8; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= 0x01010101U*127U; - } -} -static void pred8x8_129_dc_c(uint8_t *src, int stride){ - int i; - - for(i=0; i<8; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= 0x01010101U*129U; - } -} - -static void pred8x8_left_dc_c(uint8_t *src, int stride){ - int i; - int dc0, dc2; - - dc0=dc2=0; - for(i=0;i<4; i++){ - dc0+= src[-1+i*stride]; - dc2+= src[-1+(i+4)*stride]; - } - dc0= 0x01010101*((dc0 + 2)>>2); - dc2= 0x01010101*((dc2 + 2)>>2); - - for(i=0; i<4; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= dc0; - } - for(i=4; i<8; i++){ - ((uint32_t*)(src+i*stride))[0]= - ((uint32_t*)(src+i*stride))[1]= dc2; - } -} - static void pred8x8_left_dc_rv40_c(uint8_t *src, int stride){ int i; int dc0; @@ -748,28 +294,6 @@ static void pred8x8_left_dc_rv40_c(uint8_t *src, int stride){ } } -static void pred8x8_top_dc_c(uint8_t *src, int stride){ - int i; - int dc0, dc1; - - dc0=dc1=0; - for(i=0;i<4; i++){ - dc0+= src[i-stride]; - dc1+= src[4+i-stride]; - } - dc0= 0x01010101*((dc0 + 2)>>2); - dc1= 0x01010101*((dc1 + 2)>>2); - - for(i=0; i<4; i++){ - ((uint32_t*)(src+i*stride))[0]= dc0; - ((uint32_t*)(src+i*stride))[1]= dc1; - } - for(i=4; i<8; i++){ - ((uint32_t*)(src+i*stride))[0]= dc0; - ((uint32_t*)(src+i*stride))[1]= dc1; - } -} - static void pred8x8_top_dc_rv40_c(uint8_t *src, int stride){ int i; int dc0; @@ -785,55 +309,6 @@ static void pred8x8_top_dc_rv40_c(uint8_t *src, int stride){ } } - -static void pred8x8_dc_c(uint8_t *src, int stride){ - int i; - int dc0, dc1, dc2, dc3; - - dc0=dc1=dc2=0; - for(i=0;i<4; i++){ - dc0+= src[-1+i*stride] + src[i-stride]; - dc1+= src[4+i-stride]; - dc2+= src[-1+(i+4)*stride]; - } - dc3= 0x01010101*((dc1 + dc2 + 4)>>3); - dc0= 0x01010101*((dc0 + 4)>>3); - dc1= 0x01010101*((dc1 + 2)>>2); - dc2= 0x01010101*((dc2 + 2)>>2); - - for(i=0; i<4; i++){ - ((uint32_t*)(src+i*stride))[0]= dc0; - ((uint32_t*)(src+i*stride))[1]= dc1; - } - for(i=4; i<8; i++){ - ((uint32_t*)(src+i*stride))[0]= dc2; - ((uint32_t*)(src+i*stride))[1]= dc3; - } -} - -//the following 4 function should not be optimized! -static void pred8x8_mad_cow_dc_l0t(uint8_t *src, int stride){ - pred8x8_top_dc_c(src, stride); - pred4x4_dc_c(src, NULL, stride); -} - -static void pred8x8_mad_cow_dc_0lt(uint8_t *src, int stride){ - pred8x8_dc_c(src, stride); - pred4x4_top_dc_c(src, NULL, stride); -} - -static void pred8x8_mad_cow_dc_l00(uint8_t *src, int stride){ - pred8x8_left_dc_c(src, stride); - pred4x4_128_dc_c(src + 4*stride , NULL, stride); - pred4x4_128_dc_c(src + 4*stride + 4, NULL, stride); -} - -static void pred8x8_mad_cow_dc_0l0(uint8_t *src, int stride){ - pred8x8_left_dc_c(src, stride); - pred4x4_128_dc_c(src , NULL, stride); - pred4x4_128_dc_c(src + 4, NULL, stride); -} - static void pred8x8_dc_rv40_c(uint8_t *src, int stride){ int i; int dc0=0; @@ -855,39 +330,6 @@ static void pred8x8_dc_rv40_c(uint8_t *src, int stride){ } } -static void pred8x8_plane_c(uint8_t *src, int stride){ - int j, k; - int a; - uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; - const uint8_t * const src0 = src+3-stride; - const uint8_t *src1 = src+4*stride-1; - const uint8_t *src2 = src1-2*stride; // == src+2*stride-1; - int H = src0[1] - src0[-1]; - int V = src1[0] - src2[ 0]; - for(k=2; k<=4; ++k) { - src1 += stride; src2 -= stride; - H += k*(src0[k] - src0[-k]); - V += k*(src1[0] - src2[ 0]); - } - H = ( 17*H+16 ) >> 5; - V = ( 17*V+16 ) >> 5; - - a = 16*(src1[0] + src2[8]+1) - 3*(V+H); - for(j=8; j>0; --j) { - int b = a; - a += V; - src[0] = cm[ (b ) >> 5 ]; - src[1] = cm[ (b+ H) >> 5 ]; - src[2] = cm[ (b+2*H) >> 5 ]; - src[3] = cm[ (b+3*H) >> 5 ]; - src[4] = cm[ (b+4*H) >> 5 ]; - src[5] = cm[ (b+5*H) >> 5 ]; - src[6] = cm[ (b+6*H) >> 5 ]; - src[7] = cm[ (b+7*H) >> 5 ]; - src += stride; - } -} - static void pred8x8_tm_vp8_c(uint8_t *src, int stride){ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP - src[-1-stride]; uint8_t *top = src-stride; @@ -907,335 +349,6 @@ static void pred8x8_tm_vp8_c(uint8_t *src, int stride){ } } -#define SRC(x,y) src[(x)+(y)*stride] -#define PL(y) \ - const int l##y = (SRC(-1,y-1) + 2*SRC(-1,y) + SRC(-1,y+1) + 2) >> 2; -#define PREDICT_8x8_LOAD_LEFT \ - const int l0 = ((has_topleft ? SRC(-1,-1) : SRC(-1,0)) \ - + 2*SRC(-1,0) + SRC(-1,1) + 2) >> 2; \ - PL(1) PL(2) PL(3) PL(4) PL(5) PL(6) \ - const int l7 av_unused = (SRC(-1,6) + 3*SRC(-1,7) + 2) >> 2 - -#define PT(x) \ - const int t##x = (SRC(x-1,-1) + 2*SRC(x,-1) + SRC(x+1,-1) + 2) >> 2; -#define PREDICT_8x8_LOAD_TOP \ - const int t0 = ((has_topleft ? SRC(-1,-1) : SRC(0,-1)) \ - + 2*SRC(0,-1) + SRC(1,-1) + 2) >> 2; \ - PT(1) PT(2) PT(3) PT(4) PT(5) PT(6) \ - const int t7 av_unused = ((has_topright ? SRC(8,-1) : SRC(7,-1)) \ - + 2*SRC(7,-1) + SRC(6,-1) + 2) >> 2 - -#define PTR(x) \ - t##x = (SRC(x-1,-1) + 2*SRC(x,-1) + SRC(x+1,-1) + 2) >> 2; -#define PREDICT_8x8_LOAD_TOPRIGHT \ - int t8, t9, t10, t11, t12, t13, t14, t15; \ - if(has_topright) { \ - PTR(8) PTR(9) PTR(10) PTR(11) PTR(12) PTR(13) PTR(14) \ - t15 = (SRC(14,-1) + 3*SRC(15,-1) + 2) >> 2; \ - } else t8=t9=t10=t11=t12=t13=t14=t15= SRC(7,-1); - -#define PREDICT_8x8_LOAD_TOPLEFT \ - const int lt = (SRC(-1,0) + 2*SRC(-1,-1) + SRC(0,-1) + 2) >> 2 - -#define PREDICT_8x8_DC(v) \ - int y; \ - for( y = 0; y < 8; y++ ) { \ - ((uint32_t*)src)[0] = \ - ((uint32_t*)src)[1] = v; \ - src += stride; \ - } - -static void pred8x8l_128_dc_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_DC(0x80808080); -} -static void pred8x8l_left_dc_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_LOAD_LEFT; - const uint32_t dc = ((l0+l1+l2+l3+l4+l5+l6+l7+4) >> 3) * 0x01010101; - PREDICT_8x8_DC(dc); -} -static void pred8x8l_top_dc_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_LOAD_TOP; - const uint32_t dc = ((t0+t1+t2+t3+t4+t5+t6+t7+4) >> 3) * 0x01010101; - PREDICT_8x8_DC(dc); -} -static void pred8x8l_dc_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_LOAD_LEFT; - PREDICT_8x8_LOAD_TOP; - const uint32_t dc = ((l0+l1+l2+l3+l4+l5+l6+l7 - +t0+t1+t2+t3+t4+t5+t6+t7+8) >> 4) * 0x01010101; - PREDICT_8x8_DC(dc); -} -static void pred8x8l_horizontal_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_LOAD_LEFT; -#define ROW(y) ((uint32_t*)(src+y*stride))[0] =\ - ((uint32_t*)(src+y*stride))[1] = 0x01010101 * l##y - ROW(0); ROW(1); ROW(2); ROW(3); ROW(4); ROW(5); ROW(6); ROW(7); -#undef ROW -} -static void pred8x8l_vertical_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - int y; - PREDICT_8x8_LOAD_TOP; - src[0] = t0; - src[1] = t1; - src[2] = t2; - src[3] = t3; - src[4] = t4; - src[5] = t5; - src[6] = t6; - src[7] = t7; - for( y = 1; y < 8; y++ ) - *(uint64_t*)(src+y*stride) = *(uint64_t*)src; -} -static void pred8x8l_down_left_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_LOAD_TOP; - PREDICT_8x8_LOAD_TOPRIGHT; - SRC(0,0)= (t0 + 2*t1 + t2 + 2) >> 2; - SRC(0,1)=SRC(1,0)= (t1 + 2*t2 + t3 + 2) >> 2; - SRC(0,2)=SRC(1,1)=SRC(2,0)= (t2 + 2*t3 + t4 + 2) >> 2; - SRC(0,3)=SRC(1,2)=SRC(2,1)=SRC(3,0)= (t3 + 2*t4 + t5 + 2) >> 2; - SRC(0,4)=SRC(1,3)=SRC(2,2)=SRC(3,1)=SRC(4,0)= (t4 + 2*t5 + t6 + 2) >> 2; - SRC(0,5)=SRC(1,4)=SRC(2,3)=SRC(3,2)=SRC(4,1)=SRC(5,0)= (t5 + 2*t6 + t7 + 2) >> 2; - SRC(0,6)=SRC(1,5)=SRC(2,4)=SRC(3,3)=SRC(4,2)=SRC(5,1)=SRC(6,0)= (t6 + 2*t7 + t8 + 2) >> 2; - SRC(0,7)=SRC(1,6)=SRC(2,5)=SRC(3,4)=SRC(4,3)=SRC(5,2)=SRC(6,1)=SRC(7,0)= (t7 + 2*t8 + t9 + 2) >> 2; - SRC(1,7)=SRC(2,6)=SRC(3,5)=SRC(4,4)=SRC(5,3)=SRC(6,2)=SRC(7,1)= (t8 + 2*t9 + t10 + 2) >> 2; - SRC(2,7)=SRC(3,6)=SRC(4,5)=SRC(5,4)=SRC(6,3)=SRC(7,2)= (t9 + 2*t10 + t11 + 2) >> 2; - SRC(3,7)=SRC(4,6)=SRC(5,5)=SRC(6,4)=SRC(7,3)= (t10 + 2*t11 + t12 + 2) >> 2; - SRC(4,7)=SRC(5,6)=SRC(6,5)=SRC(7,4)= (t11 + 2*t12 + t13 + 2) >> 2; - SRC(5,7)=SRC(6,6)=SRC(7,5)= (t12 + 2*t13 + t14 + 2) >> 2; - SRC(6,7)=SRC(7,6)= (t13 + 2*t14 + t15 + 2) >> 2; - SRC(7,7)= (t14 + 3*t15 + 2) >> 2; -} -static void pred8x8l_down_right_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_LOAD_TOP; - PREDICT_8x8_LOAD_LEFT; - PREDICT_8x8_LOAD_TOPLEFT; - SRC(0,7)= (l7 + 2*l6 + l5 + 2) >> 2; - SRC(0,6)=SRC(1,7)= (l6 + 2*l5 + l4 + 2) >> 2; - SRC(0,5)=SRC(1,6)=SRC(2,7)= (l5 + 2*l4 + l3 + 2) >> 2; - SRC(0,4)=SRC(1,5)=SRC(2,6)=SRC(3,7)= (l4 + 2*l3 + l2 + 2) >> 2; - SRC(0,3)=SRC(1,4)=SRC(2,5)=SRC(3,6)=SRC(4,7)= (l3 + 2*l2 + l1 + 2) >> 2; - SRC(0,2)=SRC(1,3)=SRC(2,4)=SRC(3,5)=SRC(4,6)=SRC(5,7)= (l2 + 2*l1 + l0 + 2) >> 2; - SRC(0,1)=SRC(1,2)=SRC(2,3)=SRC(3,4)=SRC(4,5)=SRC(5,6)=SRC(6,7)= (l1 + 2*l0 + lt + 2) >> 2; - SRC(0,0)=SRC(1,1)=SRC(2,2)=SRC(3,3)=SRC(4,4)=SRC(5,5)=SRC(6,6)=SRC(7,7)= (l0 + 2*lt + t0 + 2) >> 2; - SRC(1,0)=SRC(2,1)=SRC(3,2)=SRC(4,3)=SRC(5,4)=SRC(6,5)=SRC(7,6)= (lt + 2*t0 + t1 + 2) >> 2; - SRC(2,0)=SRC(3,1)=SRC(4,2)=SRC(5,3)=SRC(6,4)=SRC(7,5)= (t0 + 2*t1 + t2 + 2) >> 2; - SRC(3,0)=SRC(4,1)=SRC(5,2)=SRC(6,3)=SRC(7,4)= (t1 + 2*t2 + t3 + 2) >> 2; - SRC(4,0)=SRC(5,1)=SRC(6,2)=SRC(7,3)= (t2 + 2*t3 + t4 + 2) >> 2; - SRC(5,0)=SRC(6,1)=SRC(7,2)= (t3 + 2*t4 + t5 + 2) >> 2; - SRC(6,0)=SRC(7,1)= (t4 + 2*t5 + t6 + 2) >> 2; - SRC(7,0)= (t5 + 2*t6 + t7 + 2) >> 2; - -} -static void pred8x8l_vertical_right_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_LOAD_TOP; - PREDICT_8x8_LOAD_LEFT; - PREDICT_8x8_LOAD_TOPLEFT; - SRC(0,6)= (l5 + 2*l4 + l3 + 2) >> 2; - SRC(0,7)= (l6 + 2*l5 + l4 + 2) >> 2; - SRC(0,4)=SRC(1,6)= (l3 + 2*l2 + l1 + 2) >> 2; - SRC(0,5)=SRC(1,7)= (l4 + 2*l3 + l2 + 2) >> 2; - SRC(0,2)=SRC(1,4)=SRC(2,6)= (l1 + 2*l0 + lt + 2) >> 2; - SRC(0,3)=SRC(1,5)=SRC(2,7)= (l2 + 2*l1 + l0 + 2) >> 2; - SRC(0,1)=SRC(1,3)=SRC(2,5)=SRC(3,7)= (l0 + 2*lt + t0 + 2) >> 2; - SRC(0,0)=SRC(1,2)=SRC(2,4)=SRC(3,6)= (lt + t0 + 1) >> 1; - SRC(1,1)=SRC(2,3)=SRC(3,5)=SRC(4,7)= (lt + 2*t0 + t1 + 2) >> 2; - SRC(1,0)=SRC(2,2)=SRC(3,4)=SRC(4,6)= (t0 + t1 + 1) >> 1; - SRC(2,1)=SRC(3,3)=SRC(4,5)=SRC(5,7)= (t0 + 2*t1 + t2 + 2) >> 2; - SRC(2,0)=SRC(3,2)=SRC(4,4)=SRC(5,6)= (t1 + t2 + 1) >> 1; - SRC(3,1)=SRC(4,3)=SRC(5,5)=SRC(6,7)= (t1 + 2*t2 + t3 + 2) >> 2; - SRC(3,0)=SRC(4,2)=SRC(5,4)=SRC(6,6)= (t2 + t3 + 1) >> 1; - SRC(4,1)=SRC(5,3)=SRC(6,5)=SRC(7,7)= (t2 + 2*t3 + t4 + 2) >> 2; - SRC(4,0)=SRC(5,2)=SRC(6,4)=SRC(7,6)= (t3 + t4 + 1) >> 1; - SRC(5,1)=SRC(6,3)=SRC(7,5)= (t3 + 2*t4 + t5 + 2) >> 2; - SRC(5,0)=SRC(6,2)=SRC(7,4)= (t4 + t5 + 1) >> 1; - SRC(6,1)=SRC(7,3)= (t4 + 2*t5 + t6 + 2) >> 2; - SRC(6,0)=SRC(7,2)= (t5 + t6 + 1) >> 1; - SRC(7,1)= (t5 + 2*t6 + t7 + 2) >> 2; - SRC(7,0)= (t6 + t7 + 1) >> 1; -} -static void pred8x8l_horizontal_down_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_LOAD_TOP; - PREDICT_8x8_LOAD_LEFT; - PREDICT_8x8_LOAD_TOPLEFT; - SRC(0,7)= (l6 + l7 + 1) >> 1; - SRC(1,7)= (l5 + 2*l6 + l7 + 2) >> 2; - SRC(0,6)=SRC(2,7)= (l5 + l6 + 1) >> 1; - SRC(1,6)=SRC(3,7)= (l4 + 2*l5 + l6 + 2) >> 2; - SRC(0,5)=SRC(2,6)=SRC(4,7)= (l4 + l5 + 1) >> 1; - SRC(1,5)=SRC(3,6)=SRC(5,7)= (l3 + 2*l4 + l5 + 2) >> 2; - SRC(0,4)=SRC(2,5)=SRC(4,6)=SRC(6,7)= (l3 + l4 + 1) >> 1; - SRC(1,4)=SRC(3,5)=SRC(5,6)=SRC(7,7)= (l2 + 2*l3 + l4 + 2) >> 2; - SRC(0,3)=SRC(2,4)=SRC(4,5)=SRC(6,6)= (l2 + l3 + 1) >> 1; - SRC(1,3)=SRC(3,4)=SRC(5,5)=SRC(7,6)= (l1 + 2*l2 + l3 + 2) >> 2; - SRC(0,2)=SRC(2,3)=SRC(4,4)=SRC(6,5)= (l1 + l2 + 1) >> 1; - SRC(1,2)=SRC(3,3)=SRC(5,4)=SRC(7,5)= (l0 + 2*l1 + l2 + 2) >> 2; - SRC(0,1)=SRC(2,2)=SRC(4,3)=SRC(6,4)= (l0 + l1 + 1) >> 1; - SRC(1,1)=SRC(3,2)=SRC(5,3)=SRC(7,4)= (lt + 2*l0 + l1 + 2) >> 2; - SRC(0,0)=SRC(2,1)=SRC(4,2)=SRC(6,3)= (lt + l0 + 1) >> 1; - SRC(1,0)=SRC(3,1)=SRC(5,2)=SRC(7,3)= (l0 + 2*lt + t0 + 2) >> 2; - SRC(2,0)=SRC(4,1)=SRC(6,2)= (t1 + 2*t0 + lt + 2) >> 2; - SRC(3,0)=SRC(5,1)=SRC(7,2)= (t2 + 2*t1 + t0 + 2) >> 2; - SRC(4,0)=SRC(6,1)= (t3 + 2*t2 + t1 + 2) >> 2; - SRC(5,0)=SRC(7,1)= (t4 + 2*t3 + t2 + 2) >> 2; - SRC(6,0)= (t5 + 2*t4 + t3 + 2) >> 2; - SRC(7,0)= (t6 + 2*t5 + t4 + 2) >> 2; -} -static void pred8x8l_vertical_left_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_LOAD_TOP; - PREDICT_8x8_LOAD_TOPRIGHT; - SRC(0,0)= (t0 + t1 + 1) >> 1; - SRC(0,1)= (t0 + 2*t1 + t2 + 2) >> 2; - SRC(0,2)=SRC(1,0)= (t1 + t2 + 1) >> 1; - SRC(0,3)=SRC(1,1)= (t1 + 2*t2 + t3 + 2) >> 2; - SRC(0,4)=SRC(1,2)=SRC(2,0)= (t2 + t3 + 1) >> 1; - SRC(0,5)=SRC(1,3)=SRC(2,1)= (t2 + 2*t3 + t4 + 2) >> 2; - SRC(0,6)=SRC(1,4)=SRC(2,2)=SRC(3,0)= (t3 + t4 + 1) >> 1; - SRC(0,7)=SRC(1,5)=SRC(2,3)=SRC(3,1)= (t3 + 2*t4 + t5 + 2) >> 2; - SRC(1,6)=SRC(2,4)=SRC(3,2)=SRC(4,0)= (t4 + t5 + 1) >> 1; - SRC(1,7)=SRC(2,5)=SRC(3,3)=SRC(4,1)= (t4 + 2*t5 + t6 + 2) >> 2; - SRC(2,6)=SRC(3,4)=SRC(4,2)=SRC(5,0)= (t5 + t6 + 1) >> 1; - SRC(2,7)=SRC(3,5)=SRC(4,3)=SRC(5,1)= (t5 + 2*t6 + t7 + 2) >> 2; - SRC(3,6)=SRC(4,4)=SRC(5,2)=SRC(6,0)= (t6 + t7 + 1) >> 1; - SRC(3,7)=SRC(4,5)=SRC(5,3)=SRC(6,1)= (t6 + 2*t7 + t8 + 2) >> 2; - SRC(4,6)=SRC(5,4)=SRC(6,2)=SRC(7,0)= (t7 + t8 + 1) >> 1; - SRC(4,7)=SRC(5,5)=SRC(6,3)=SRC(7,1)= (t7 + 2*t8 + t9 + 2) >> 2; - SRC(5,6)=SRC(6,4)=SRC(7,2)= (t8 + t9 + 1) >> 1; - SRC(5,7)=SRC(6,5)=SRC(7,3)= (t8 + 2*t9 + t10 + 2) >> 2; - SRC(6,6)=SRC(7,4)= (t9 + t10 + 1) >> 1; - SRC(6,7)=SRC(7,5)= (t9 + 2*t10 + t11 + 2) >> 2; - SRC(7,6)= (t10 + t11 + 1) >> 1; - SRC(7,7)= (t10 + 2*t11 + t12 + 2) >> 2; -} -static void pred8x8l_horizontal_up_c(uint8_t *src, int has_topleft, int has_topright, int stride) -{ - PREDICT_8x8_LOAD_LEFT; - SRC(0,0)= (l0 + l1 + 1) >> 1; - SRC(1,0)= (l0 + 2*l1 + l2 + 2) >> 2; - SRC(0,1)=SRC(2,0)= (l1 + l2 + 1) >> 1; - SRC(1,1)=SRC(3,0)= (l1 + 2*l2 + l3 + 2) >> 2; - SRC(0,2)=SRC(2,1)=SRC(4,0)= (l2 + l3 + 1) >> 1; - SRC(1,2)=SRC(3,1)=SRC(5,0)= (l2 + 2*l3 + l4 + 2) >> 2; - SRC(0,3)=SRC(2,2)=SRC(4,1)=SRC(6,0)= (l3 + l4 + 1) >> 1; - SRC(1,3)=SRC(3,2)=SRC(5,1)=SRC(7,0)= (l3 + 2*l4 + l5 + 2) >> 2; - SRC(0,4)=SRC(2,3)=SRC(4,2)=SRC(6,1)= (l4 + l5 + 1) >> 1; - SRC(1,4)=SRC(3,3)=SRC(5,2)=SRC(7,1)= (l4 + 2*l5 + l6 + 2) >> 2; - SRC(0,5)=SRC(2,4)=SRC(4,3)=SRC(6,2)= (l5 + l6 + 1) >> 1; - SRC(1,5)=SRC(3,4)=SRC(5,3)=SRC(7,2)= (l5 + 2*l6 + l7 + 2) >> 2; - SRC(0,6)=SRC(2,5)=SRC(4,4)=SRC(6,3)= (l6 + l7 + 1) >> 1; - SRC(1,6)=SRC(3,5)=SRC(5,4)=SRC(7,3)= (l6 + 3*l7 + 2) >> 2; - SRC(0,7)=SRC(1,7)=SRC(2,6)=SRC(2,7)=SRC(3,6)= - SRC(3,7)=SRC(4,5)=SRC(4,6)=SRC(4,7)=SRC(5,5)= - SRC(5,6)=SRC(5,7)=SRC(6,4)=SRC(6,5)=SRC(6,6)= - SRC(6,7)=SRC(7,4)=SRC(7,5)=SRC(7,6)=SRC(7,7)= l7; -} -#undef PREDICT_8x8_LOAD_LEFT -#undef PREDICT_8x8_LOAD_TOP -#undef PREDICT_8x8_LOAD_TOPLEFT -#undef PREDICT_8x8_LOAD_TOPRIGHT -#undef PREDICT_8x8_DC -#undef PTR -#undef PT -#undef PL -#undef SRC - -static void pred4x4_vertical_add_c(uint8_t *pix, const DCTELEM *block, int stride){ - int i; - pix -= stride; - for(i=0; i<4; i++){ - uint8_t v = pix[0]; - pix[1*stride]= v += block[0]; - pix[2*stride]= v += block[4]; - pix[3*stride]= v += block[8]; - pix[4*stride]= v + block[12]; - pix++; - block++; - } -} - -static void pred4x4_horizontal_add_c(uint8_t *pix, const DCTELEM *block, int stride){ - int i; - for(i=0; i<4; i++){ - uint8_t v = pix[-1]; - pix[0]= v += block[0]; - pix[1]= v += block[1]; - pix[2]= v += block[2]; - pix[3]= v + block[3]; - pix+= stride; - block+= 4; - } -} - -static void pred8x8l_vertical_add_c(uint8_t *pix, const DCTELEM *block, int stride){ - int i; - pix -= stride; - for(i=0; i<8; i++){ - uint8_t v = pix[0]; - pix[1*stride]= v += block[0]; - pix[2*stride]= v += block[8]; - pix[3*stride]= v += block[16]; - pix[4*stride]= v += block[24]; - pix[5*stride]= v += block[32]; - pix[6*stride]= v += block[40]; - pix[7*stride]= v += block[48]; - pix[8*stride]= v + block[56]; - pix++; - block++; - } -} - -static void pred8x8l_horizontal_add_c(uint8_t *pix, const DCTELEM *block, int stride){ - int i; - for(i=0; i<8; i++){ - uint8_t v = pix[-1]; - pix[0]= v += block[0]; - pix[1]= v += block[1]; - pix[2]= v += block[2]; - pix[3]= v += block[3]; - pix[4]= v += block[4]; - pix[5]= v += block[5]; - pix[6]= v += block[6]; - pix[7]= v + block[7]; - pix+= stride; - block+= 8; - } -} - -static void pred16x16_vertical_add_c(uint8_t *pix, const int *block_offset, const DCTELEM *block, int stride){ - int i; - for(i=0; i<16; i++) - pred4x4_vertical_add_c(pix + block_offset[i], block + i*16, stride); -} - -static void pred16x16_horizontal_add_c(uint8_t *pix, const int *block_offset, const DCTELEM *block, int stride){ - int i; - for(i=0; i<16; i++) - pred4x4_horizontal_add_c(pix + block_offset[i], block + i*16, stride); -} - -static void pred8x8_vertical_add_c(uint8_t *pix, const int *block_offset, const DCTELEM *block, int stride){ - int i; - for(i=0; i<4; i++) - pred4x4_vertical_add_c(pix + block_offset[i], block + i*16, stride); -} - -static void pred8x8_horizontal_add_c(uint8_t *pix, const int *block_offset, const DCTELEM *block, int stride){ - int i; - for(i=0; i<4; i++) - pred4x4_horizontal_add_c(pix + block_offset[i], block + i*16, stride); -} - - /** * Set the intra prediction function pointers. */ -- cgit v1.2.3