From 6667f198c24c8cd20269c95e72210f73f93cf546 Mon Sep 17 00:00:00 2001 From: sdrik Date: Fri, 20 Mar 2009 14:14:28 +0000 Subject: Add YUVA420P -> RGBA/BGRA/ARGB/ABGR unscaled converters git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@29010 b3059339-0415-0410-9bf9-f77b7e298cf2 --- libswscale/yuv2rgb.c | 101 ++++++++++++++++++++++++++++++++++++++++++++++----- 1 file changed, 91 insertions(+), 10 deletions(-) (limited to 'libswscale/yuv2rgb.c') diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c index 7cdf945b14..00ed99b79a 100644 --- a/libswscale/yuv2rgb.c +++ b/libswscale/yuv2rgb.c @@ -102,12 +102,18 @@ const int32_t ff_yuv2rgb_coeffs[8][4] = { Y = src[2*i+1]; \ dst[6*i+3] = b[Y]; dst[6*i+4] = g[Y]; dst[6*i+5] = r[Y]; +#define PUTRGBA(dst,ysrc,asrc,i,o,s) \ + Y = ysrc[2*i+o]; \ + dst[2*i ] = r[Y] + g[Y] + b[Y] + (asrc[2*i ]<srcFormat == PIX_FMT_YUV422P) {\ + if (!alpha && c->srcFormat == PIX_FMT_YUV422P) {\ srcStride[1] *= 2;\ srcStride[2] *= 2;\ }\ @@ -120,7 +126,12 @@ static int func_name(SwsContext *c, uint8_t* src[], int srcStride[], int srcSlic uint8_t *py_2 = py_1 + srcStride[0];\ uint8_t *pu = src[1] + (y>>1)*srcStride[1];\ uint8_t *pv = src[2] + (y>>1)*srcStride[2];\ + uint8_t av_unused *pa_1, *pa_2;\ unsigned int h_size = c->dstW>>3;\ + if (alpha){\ + pa_1 = src[3] + y*srcStride[3];\ + pa_2 = pa_1 + srcStride[3];\ + }\ while (h_size--) {\ int av_unused U, V;\ int Y;\ @@ -175,6 +186,68 @@ ENDYUV2RGBLINE(8) PUTRGB(dst_1,py_1,1,0); ENDYUV2RGBFUNC() +YUV2RGBFUNC(yuva2rgba_c, uint32_t, 1) + LOADCHROMA(0); + PUTRGBA(dst_1,py_1,pa_1,0,0,24); + PUTRGBA(dst_2,py_2,pa_2,0,1,24); + + LOADCHROMA(1); + PUTRGBA(dst_2,py_2,pa_1,1,1,24); + PUTRGBA(dst_1,py_1,pa_2,1,0,24); + LOADCHROMA(1); + PUTRGBA(dst_2,py_2,pa_1,1,1,24); + PUTRGBA(dst_1,py_1,pa_2,1,0,24); + + LOADCHROMA(2); + PUTRGBA(dst_1,py_1,pa_1,2,0,24); + PUTRGBA(dst_2,py_2,pa_2,2,1,24); + + LOADCHROMA(3); + PUTRGBA(dst_2,py_2,pa_1,3,1,24); + PUTRGBA(dst_1,py_1,pa_2,3,0,24); + pa_1 += 8;\ + pa_2 += 8;\ +ENDYUV2RGBLINE(8) + LOADCHROMA(0); + PUTRGBA(dst_1,py_1,pa_1,0,0,24); + PUTRGBA(dst_2,py_2,pa_2,0,1,24); + + LOADCHROMA(1); + PUTRGBA(dst_2,py_2,pa_1,1,1,24); + PUTRGBA(dst_1,py_1,pa_2,1,0,24); +ENDYUV2RGBFUNC() + +YUV2RGBFUNC(yuva2argb_c, uint32_t, 1) + LOADCHROMA(0); + PUTRGBA(dst_1,py_1,pa_1,0,0,0); + PUTRGBA(dst_2,py_2,pa_2,0,1,0); + + LOADCHROMA(1); + PUTRGBA(dst_2,py_2,pa_2,1,1,0); + PUTRGBA(dst_1,py_1,pa_1,1,0,0); + LOADCHROMA(1); + PUTRGBA(dst_2,py_2,pa_2,1,1,0); + PUTRGBA(dst_1,py_1,pa_1,1,0,0); + + LOADCHROMA(2); + PUTRGBA(dst_1,py_1,pa_1,2,0,0); + PUTRGBA(dst_2,py_2,pa_2,2,1,0); + + LOADCHROMA(3); + PUTRGBA(dst_2,py_2,pa_2,3,1,0); + PUTRGBA(dst_1,py_1,pa_1,3,0,0); + pa_1 += 8;\ + pa_2 += 8;\ +ENDYUV2RGBLINE(8) + LOADCHROMA(0); + PUTRGBA(dst_1,py_1,pa_1,0,0,0); + PUTRGBA(dst_2,py_2,pa_2,0,1,0); + + LOADCHROMA(1); + PUTRGBA(dst_2,py_2,pa_2,1,1,0); + PUTRGBA(dst_1,py_1,pa_1,1,0,0); +ENDYUV2RGBFUNC() + YUV2RGBFUNC(yuv2rgb_c_24_rgb, uint8_t, 0) LOADCHROMA(0); PUTRGB24(dst_1,py_1,0); @@ -433,7 +506,10 @@ SwsFunc ff_yuv2rgb_get_func_ptr(SwsContext *c) #if (HAVE_MMX2 || HAVE_MMX) && CONFIG_GPL if (c->flags & SWS_CPU_CAPS_MMX2) { switch (c->dstFormat) { - case PIX_FMT_RGB32: return yuv420_rgb32_MMX2; + case PIX_FMT_RGB32: + if (CONFIG_SWSCALE_ALPHA && c->srcFormat == PIX_FMT_YUVA420P){ + if (HAVE_7REGS) return yuva420_rgb32_MMX2; + }else return yuv420_rgb32_MMX2; case PIX_FMT_BGR24: return yuv420_rgb24_MMX2; case PIX_FMT_RGB565: return yuv420_rgb16_MMX2; case PIX_FMT_RGB555: return yuv420_rgb15_MMX2; @@ -441,7 +517,10 @@ SwsFunc ff_yuv2rgb_get_func_ptr(SwsContext *c) } if (c->flags & SWS_CPU_CAPS_MMX) { switch (c->dstFormat) { - case PIX_FMT_RGB32: return yuv420_rgb32_MMX; + case PIX_FMT_RGB32: + if (CONFIG_SWSCALE_ALPHA && c->srcFormat == PIX_FMT_YUVA420P){ + if (HAVE_7REGS) return yuva420_rgb32_MMX; + }else return yuv420_rgb32_MMX; case PIX_FMT_BGR24: return yuv420_rgb24_MMX; case PIX_FMT_RGB565: return yuv420_rgb16_MMX; case PIX_FMT_RGB555: return yuv420_rgb15_MMX; @@ -470,10 +549,10 @@ SwsFunc ff_yuv2rgb_get_func_ptr(SwsContext *c) av_log(c, AV_LOG_WARNING, "No accelerated colorspace conversion found.\n"); switch (c->dstFormat) { - case PIX_FMT_BGR32_1: - case PIX_FMT_RGB32_1: - case PIX_FMT_BGR32: - case PIX_FMT_RGB32: return yuv2rgb_c_32; + case PIX_FMT_ARGB: + case PIX_FMT_ABGR: if (CONFIG_SWSCALE_ALPHA && c->srcFormat == PIX_FMT_YUVA420P) return yuva2argb_c; + case PIX_FMT_RGBA: + case PIX_FMT_BGRA: return (CONFIG_SWSCALE_ALPHA && c->srcFormat == PIX_FMT_YUVA420P) ? yuva2rgba_c : yuv2rgb_c_32; case PIX_FMT_RGB24: return yuv2rgb_c_24_rgb; case PIX_FMT_BGR24: return yuv2rgb_c_24_bgr; case PIX_FMT_RGB565: @@ -534,7 +613,7 @@ av_cold int ff_yuv2rgb_c_init_tables(SwsContext *c, const int inv_table[4], int uint8_t *y_table; uint16_t *y_table16; uint32_t *y_table32; - int i, base, rbase, gbase, bbase, abase; + int i, base, rbase, gbase, bbase, abase, needAlpha; const int yoffs = fullRange ? 384 : 326; int64_t crv = inv_table[0]; @@ -660,13 +739,15 @@ av_cold int ff_yuv2rgb_c_init_tables(SwsContext *c, const int inv_table[4], int rbase = base + (isRgb ? 16 : 0); gbase = base + 8; bbase = base + (isRgb ? 0 : 16); - abase = (base + 24) & 31; + needAlpha = CONFIG_SWSCALE_ALPHA && isALPHA(c->srcFormat); + if (!needAlpha) + abase = (base + 24) & 31; c->yuvTable = av_malloc(1024*3*4); y_table32 = c->yuvTable; yb = -(384<<16) - oy; for (i = 0; i < 1024; i++) { uint8_t yval = av_clip_uint8((yb + 0x8000) >> 16); - y_table32[i ] = (yval << rbase) + (255 << abase); + y_table32[i ] = (yval << rbase) + (needAlpha ? 0 : (255 << abase)); y_table32[i+1024] = yval << gbase; y_table32[i+2048] = yval << bbase; yb += cy; -- cgit v1.2.3