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https://github.com/FFmpeg/FFmpeg.git
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swscale: disentangle yuv2rgbX_c_full() into small functions.
This is part of the Great Evil Plan to simplify swscale.
This commit is contained in:
Ronald S. Bultje
Ronald Bultje
parent
6fba14eecb
commit
3d3c814937
@ -1144,7 +1144,7 @@ yuv2rgb_1_c_template(SwsContext *c, const uint16_t *buf0,
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}
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}
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#define YUV2RGBWRAPPER(name, base, ext, fmt, hasAlpha) \
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#define YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \
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static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \
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const int16_t **lumSrc, int lumFilterSize, \
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const int16_t *chrFilter, const int16_t **chrUSrc, \
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@ -1155,8 +1155,9 @@ static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \
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name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \
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chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
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alpSrc, dest, dstW, y, fmt, hasAlpha); \
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} \
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\
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}
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#define YUV2RGBWRAPPER(name, base, ext, fmt, hasAlpha) \
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YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \
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static void name ## ext ## _2_c(SwsContext *c, const uint16_t *buf0, \
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const uint16_t *buf1, const uint16_t *ubuf0, \
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const uint16_t *ubuf1, const uint16_t *vbuf0, \
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@ -1201,131 +1202,117 @@ YUV2RGBWRAPPER(yuv2rgb,, 8, PIX_FMT_RGB8, 0);
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YUV2RGBWRAPPER(yuv2rgb,, 4, PIX_FMT_RGB4, 0);
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YUV2RGBWRAPPER(yuv2rgb,, 4b, PIX_FMT_RGB4_BYTE, 0);
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#define YSCALE_YUV_2_RGBX_FULL_C(rnd,alpha) \
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for (i=0; i<dstW; i++) {\
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int j;\
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int Y = 0;\
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int U = -128<<19;\
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int V = -128<<19;\
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int av_unused A;\
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int R,G,B;\
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\
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for (j=0; j<lumFilterSize; j++) {\
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Y += lumSrc[j][i ] * lumFilter[j];\
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}\
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for (j=0; j<chrFilterSize; j++) {\
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U += chrUSrc[j][i] * chrFilter[j];\
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V += chrVSrc[j][i] * chrFilter[j];\
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}\
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Y >>=10;\
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U >>=10;\
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V >>=10;\
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if (alpha) {\
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A = rnd;\
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for (j=0; j<lumFilterSize; j++)\
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A += alpSrc[j][i ] * lumFilter[j];\
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A >>=19;\
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if (A&0x100)\
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A = av_clip_uint8(A);\
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}\
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Y-= c->yuv2rgb_y_offset;\
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Y*= c->yuv2rgb_y_coeff;\
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Y+= rnd;\
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R= Y + V*c->yuv2rgb_v2r_coeff;\
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G= Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff;\
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B= Y + U*c->yuv2rgb_u2b_coeff;\
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if ((R|G|B)&(0xC0000000)) {\
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R = av_clip_uintp2(R, 30); \
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G = av_clip_uintp2(G, 30); \
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B = av_clip_uintp2(B, 30); \
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}
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static void yuv2rgbX_c_full(SwsContext *c, const int16_t *lumFilter,
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const int16_t **lumSrc, int lumFilterSize,
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const int16_t *chrFilter, const int16_t **chrUSrc,
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const int16_t **chrVSrc, int chrFilterSize,
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const int16_t **alpSrc, uint8_t *dest, int dstW, int y)
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static av_always_inline void
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yuv2rgb_full_X_c_template(SwsContext *c, const int16_t *lumFilter,
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const int16_t **lumSrc, int lumFilterSize,
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const int16_t *chrFilter, const int16_t **chrUSrc,
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const int16_t **chrVSrc, int chrFilterSize,
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const int16_t **alpSrc, uint8_t *dest,
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int dstW, int y, enum PixelFormat target, int hasAlpha)
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{
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int i;
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int step= c->dstFormatBpp/8;
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int aidx= 3;
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int step = (target == PIX_FMT_RGB24 || target == PIX_FMT_BGR24) ? 3 : 4;
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switch(c->dstFormat) {
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case PIX_FMT_ARGB:
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dest++;
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aidx= 0;
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case PIX_FMT_RGB24:
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aidx--;
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case PIX_FMT_RGBA:
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if (CONFIG_SMALL) {
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int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;
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YSCALE_YUV_2_RGBX_FULL_C(1<<21, needAlpha)
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dest[aidx]= needAlpha ? A : 255;
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dest[0]= R>>22;
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dest[1]= G>>22;
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dest[2]= B>>22;
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dest+= step;
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}
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} else {
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if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
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YSCALE_YUV_2_RGBX_FULL_C(1<<21, 1)
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dest[aidx]= A;
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dest[0]= R>>22;
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dest[1]= G>>22;
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dest[2]= B>>22;
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dest+= step;
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}
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} else {
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YSCALE_YUV_2_RGBX_FULL_C(1<<21, 0)
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dest[aidx]= 255;
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dest[0]= R>>22;
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dest[1]= G>>22;
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dest[2]= B>>22;
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dest+= step;
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}
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}
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for (i = 0; i < dstW; i++) {
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int j;
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int Y = 0;
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int U = -128 << 19;
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int V = -128 << 19;
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int av_unused A;
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int R, G, B;
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for (j = 0; j < lumFilterSize; j++) {
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Y += lumSrc[j][i] * lumFilter[j];
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}
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break;
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case PIX_FMT_ABGR:
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dest++;
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aidx= 0;
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case PIX_FMT_BGR24:
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aidx--;
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case PIX_FMT_BGRA:
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if (CONFIG_SMALL) {
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int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;
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YSCALE_YUV_2_RGBX_FULL_C(1<<21, needAlpha)
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dest[aidx]= needAlpha ? A : 255;
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dest[0]= B>>22;
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dest[1]= G>>22;
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dest[2]= R>>22;
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dest+= step;
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}
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} else {
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if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
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YSCALE_YUV_2_RGBX_FULL_C(1<<21, 1)
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dest[aidx]= A;
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dest[0]= B>>22;
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dest[1]= G>>22;
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dest[2]= R>>22;
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dest+= step;
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}
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} else {
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YSCALE_YUV_2_RGBX_FULL_C(1<<21, 0)
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dest[aidx]= 255;
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dest[0]= B>>22;
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dest[1]= G>>22;
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dest[2]= R>>22;
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dest+= step;
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}
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}
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for (j = 0; j < chrFilterSize; j++) {
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U += chrUSrc[j][i] * chrFilter[j];
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V += chrVSrc[j][i] * chrFilter[j];
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}
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break;
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default:
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assert(0);
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Y >>= 10;
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U >>= 10;
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V >>= 10;
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if (hasAlpha) {
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A = 1 << 21;
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for (j = 0; j < lumFilterSize; j++) {
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A += alpSrc[j][i] * lumFilter[j];
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}
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A >>= 19;
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if (A & 0x100)
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A = av_clip_uint8(A);
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}
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Y -= c->yuv2rgb_y_offset;
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Y *= c->yuv2rgb_y_coeff;
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Y += 1 << 21;
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R = Y + V*c->yuv2rgb_v2r_coeff;
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G = Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff;
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B = Y + U*c->yuv2rgb_u2b_coeff;
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if ((R | G | B) & 0xC0000000) {
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R = av_clip_uintp2(R, 30);
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G = av_clip_uintp2(G, 30);
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B = av_clip_uintp2(B, 30);
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}
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switch(target) {
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case PIX_FMT_ARGB:
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dest[0] = hasAlpha ? A : 255;
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dest[1] = R >> 22;
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dest[2] = G >> 22;
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dest[3] = B >> 22;
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break;
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case PIX_FMT_RGB24:
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dest[0] = R >> 22;
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dest[1] = G >> 22;
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dest[2] = B >> 22;
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break;
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case PIX_FMT_RGBA:
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dest[0] = R >> 22;
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dest[1] = G >> 22;
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dest[2] = B >> 22;
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dest[3] = hasAlpha ? A : 255;
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break;
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case PIX_FMT_ABGR:
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dest[0] = hasAlpha ? A : 255;
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dest[1] = B >> 22;
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dest[2] = G >> 22;
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dest[3] = R >> 22;
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dest += 4;
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break;
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case PIX_FMT_BGR24:
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dest[0] = B >> 22;
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dest[1] = G >> 22;
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dest[2] = R >> 22;
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break;
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case PIX_FMT_BGRA:
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dest[0] = B >> 22;
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dest[1] = G >> 22;
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dest[2] = R >> 22;
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dest[3] = hasAlpha ? A : 255;
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break;
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}
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dest += step;
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}
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}
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#if CONFIG_SMALL
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YUV2RGBWRAPPERX(yuv2, rgb_full, bgra32_full, PIX_FMT_BGRA, CONFIG_SWSCALE_ALPHA && c->alpPixBuf);
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YUV2RGBWRAPPERX(yuv2, rgb_full, abgr32_full, PIX_FMT_ABGR, CONFIG_SWSCALE_ALPHA && c->alpPixBuf);
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YUV2RGBWRAPPERX(yuv2, rgb_full, rgba32_full, PIX_FMT_RGBA, CONFIG_SWSCALE_ALPHA && c->alpPixBuf);
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YUV2RGBWRAPPERX(yuv2, rgb_full, argb32_full, PIX_FMT_ARGB, CONFIG_SWSCALE_ALPHA && c->alpPixBuf);
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#else
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#if CONFIG_SWSCALE_ALPHA
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YUV2RGBWRAPPERX(yuv2, rgb_full, bgra32_full, PIX_FMT_BGRA, 1);
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YUV2RGBWRAPPERX(yuv2, rgb_full, abgr32_full, PIX_FMT_ABGR, 1);
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YUV2RGBWRAPPERX(yuv2, rgb_full, rgba32_full, PIX_FMT_RGBA, 1);
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YUV2RGBWRAPPERX(yuv2, rgb_full, argb32_full, PIX_FMT_ARGB, 1);
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#endif
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YUV2RGBWRAPPERX(yuv2, rgb_full, bgrx32_full, PIX_FMT_BGRA, 0);
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YUV2RGBWRAPPERX(yuv2, rgb_full, xbgr32_full, PIX_FMT_ABGR, 0);
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YUV2RGBWRAPPERX(yuv2, rgb_full, rgbx32_full, PIX_FMT_RGBA, 0);
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YUV2RGBWRAPPERX(yuv2, rgb_full, xrgb32_full, PIX_FMT_ARGB, 0);
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#endif
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YUV2RGBWRAPPERX(yuv2, rgb_full, bgr24_full, PIX_FMT_BGR24, 0);
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YUV2RGBWRAPPERX(yuv2, rgb_full, rgb24_full, PIX_FMT_RGB24, 0);
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static av_always_inline void fillPlane(uint8_t* plane, int stride,
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int width, int height,
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int y, uint8_t val)
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@ -1978,7 +1965,70 @@ find_c_packed_planar_out_funcs(SwsContext *c,
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*yuv2yuvX = yuv2yuvX_c;
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}
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if(c->flags & SWS_FULL_CHR_H_INT) {
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*yuv2packedX = yuv2rgbX_c_full;
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switch (dstFormat) {
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case PIX_FMT_RGBA:
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#if CONFIG_SMALL
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*yuv2packedX = yuv2rgba32_full_X_c;
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#else
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#if CONFIG_SWSCALE_ALPHA
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if (c->alpPixBuf) {
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*yuv2packedX = yuv2rgba32_full_X_c;
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} else
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#endif /* CONFIG_SWSCALE_ALPHA */
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{
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*yuv2packedX = yuv2rgbx32_full_X_c;
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}
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#endif /* !CONFIG_SMALL */
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break;
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case PIX_FMT_ARGB:
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#if CONFIG_SMALL
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*yuv2packedX = yuv2argb32_full_X_c;
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#else
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#if CONFIG_SWSCALE_ALPHA
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if (c->alpPixBuf) {
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*yuv2packedX = yuv2argb32_full_X_c;
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} else
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#endif /* CONFIG_SWSCALE_ALPHA */
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{
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*yuv2packedX = yuv2xrgb32_full_X_c;
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}
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#endif /* !CONFIG_SMALL */
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break;
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case PIX_FMT_BGRA:
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#if CONFIG_SMALL
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*yuv2packedX = yuv2bgra32_full_X_c;
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#else
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#if CONFIG_SWSCALE_ALPHA
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if (c->alpPixBuf) {
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*yuv2packedX = yuv2bgra32_full_X_c;
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} else
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#endif /* CONFIG_SWSCALE_ALPHA */
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{
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*yuv2packedX = yuv2bgrx32_full_X_c;
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}
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#endif /* !CONFIG_SMALL */
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break;
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case PIX_FMT_ABGR:
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#if CONFIG_SMALL
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*yuv2packedX = yuv2abgr32_full_X_c;
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#else
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#if CONFIG_SWSCALE_ALPHA
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if (c->alpPixBuf) {
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*yuv2packedX = yuv2abgr32_full_X_c;
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} else
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#endif /* CONFIG_SWSCALE_ALPHA */
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{
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*yuv2packedX = yuv2xbgr32_full_X_c;
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}
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#endif /* !CONFIG_SMALL */
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break;
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case PIX_FMT_RGB24:
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*yuv2packedX = yuv2rgb24_full_X_c;
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break;
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case PIX_FMT_BGR24:
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*yuv2packedX = yuv2bgr24_full_X_c;
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break;
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}
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} else {
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switch (dstFormat) {
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case PIX_FMT_GRAY16BE:
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