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https://github.com/FFmpeg/FFmpeg.git
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swscale: remove duplicate conversion routine in swScale().
This commit is contained in:
Ronald S. Bultje
parent
b73fe70025
commit
edeb56fa31
@ -1562,6 +1562,37 @@ static inline void hcscale(SwsContext *c, uint16_t *dst1, uint16_t *dst2, int ds
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c->chrConvertRange(dst1, dst2, dstWidth);
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}
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static av_always_inline void
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find_c_packed_planar_out_funcs(SwsContext *c,
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yuv2planar1_fn *yuv2yuv1, yuv2planarX_fn *yuv2yuvX,
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yuv2packed1_fn *yuv2packed1, yuv2packed2_fn *yuv2packed2,
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yuv2packedX_fn *yuv2packedX)
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{
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enum PixelFormat dstFormat = c->dstFormat;
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if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
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*yuv2yuvX = yuv2nv12X_c;
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} else if (is16BPS(dstFormat)) {
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*yuv2yuvX = isBE(dstFormat) ? yuv2yuvX16BE_c : yuv2yuvX16LE_c;
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} else if (is9_OR_10BPS(dstFormat)) {
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if (dstFormat == PIX_FMT_YUV420P9BE || dstFormat == PIX_FMT_YUV420P9LE) {
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*yuv2yuvX = isBE(dstFormat) ? yuv2yuvX9BE_c : yuv2yuvX9LE_c;
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} else {
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*yuv2yuvX = isBE(dstFormat) ? yuv2yuvX10BE_c : yuv2yuvX10LE_c;
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}
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} else {
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*yuv2yuv1 = yuv2yuv1_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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} else {
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*yuv2packed1 = yuv2packed1_c;
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*yuv2packed2 = yuv2packed2_c;
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*yuv2packedX = yuv2packedX_c;
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}
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}
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#define DEBUG_SWSCALE_BUFFERS 0
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#define DEBUG_BUFFERS(...) if (DEBUG_SWSCALE_BUFFERS) av_log(c, AV_LOG_DEBUG, __VA_ARGS__)
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@ -1605,6 +1636,11 @@ static int swScale(SwsContext *c, const uint8_t* src[],
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const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample);
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int lastDstY;
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uint32_t *pal=c->pal_yuv;
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yuv2planar1_fn yuv2yuv1 = c->yuv2yuv1;
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yuv2planarX_fn yuv2yuvX = c->yuv2yuvX;
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yuv2packed1_fn yuv2packed1 = c->yuv2packed1;
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yuv2packed2_fn yuv2packed2 = c->yuv2packed2;
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yuv2packedX_fn yuv2packedX = c->yuv2packedX;
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/* vars which will change and which we need to store back in the context */
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int dstY= c->dstY;
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@ -1741,7 +1777,14 @@ static int swScale(SwsContext *c, const uint8_t* src[],
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#if HAVE_MMX
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updateMMXDitherTables(c, dstY, lumBufIndex, chrBufIndex, lastInLumBuf, lastInChrBuf);
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#endif
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if (dstY < dstH-2) {
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if (dstY >= dstH-2) {
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// hmm looks like we can't use MMX here without overwriting this array's tail
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find_c_packed_planar_out_funcs(c, &yuv2yuv1, &yuv2yuvX,
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&yuv2packed1, &yuv2packed2,
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&yuv2packedX);
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}
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{
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const int16_t **lumSrcPtr= (const int16_t **) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
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const int16_t **chrUSrcPtr= (const int16_t **) chrUPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
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const int16_t **chrVSrcPtr= (const int16_t **) chrVPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
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@ -1754,10 +1797,10 @@ static int swScale(SwsContext *c, const uint8_t* src[],
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const int16_t *chrUBuf= chrUSrcPtr[0];
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const int16_t *chrVBuf= chrVSrcPtr[0];
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const int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpSrcPtr[0] : NULL;
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c->yuv2yuv1(c, lumBuf, chrUBuf, chrVBuf, alpBuf, dest,
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yuv2yuv1(c, lumBuf, chrUBuf, chrVBuf, alpBuf, dest,
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uDest, vDest, aDest, dstW, chrDstW);
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} else { //General YV12
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c->yuv2yuvX(c,
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yuv2yuvX(c,
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vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
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vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr,
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chrVSrcPtr, vChrFilterSize,
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@ -1768,7 +1811,7 @@ static int swScale(SwsContext *c, const uint8_t* src[],
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assert(chrUSrcPtr + vChrFilterSize - 1 < chrUPixBuf + vChrBufSize*2);
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if (c->yuv2packed1 && vLumFilterSize == 1 && vChrFilterSize == 2) { //unscaled RGB
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int chrAlpha= vChrFilter[2*dstY+1];
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c->yuv2packed1(c, *lumSrcPtr, *chrUSrcPtr, *(chrUSrcPtr+1),
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yuv2packed1(c, *lumSrcPtr, *chrUSrcPtr, *(chrUSrcPtr+1),
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*chrVSrcPtr, *(chrVSrcPtr+1),
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alpPixBuf ? *alpSrcPtr : NULL,
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dest, dstW, chrAlpha, dstFormat, flags, dstY);
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@ -1779,56 +1822,12 @@ static int swScale(SwsContext *c, const uint8_t* src[],
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lumMmxFilter[3]= vLumFilter[2*dstY ]*0x10001;
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chrMmxFilter[2]=
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chrMmxFilter[3]= vChrFilter[2*chrDstY]*0x10001;
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c->yuv2packed2(c, *lumSrcPtr, *(lumSrcPtr+1), *chrUSrcPtr, *(chrUSrcPtr+1),
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yuv2packed2(c, *lumSrcPtr, *(lumSrcPtr+1), *chrUSrcPtr, *(chrUSrcPtr+1),
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*chrVSrcPtr, *(chrVSrcPtr+1),
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alpPixBuf ? *alpSrcPtr : NULL, alpPixBuf ? *(alpSrcPtr+1) : NULL,
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dest, dstW, lumAlpha, chrAlpha, dstY);
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} else { //general RGB
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c->yuv2packedX(c,
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vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
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vChrFilter+dstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
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alpSrcPtr, dest, dstW, dstY);
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}
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}
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} else { // hmm looks like we can't use MMX here without overwriting this array's tail
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const int16_t **lumSrcPtr= (const int16_t **)lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
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const int16_t **chrUSrcPtr= (const int16_t **)chrUPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
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const int16_t **chrVSrcPtr= (const int16_t **)chrVPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
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const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **)alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
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if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
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const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
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if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi
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yuv2nv12X_c(c, vLumFilter+dstY*vLumFilterSize,
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lumSrcPtr, vLumFilterSize,
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vChrFilter+chrDstY*vChrFilterSize,
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chrUSrcPtr, chrVSrcPtr, vChrFilterSize, NULL,
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dest, uDest, NULL, NULL, dstW, chrDstW);
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} else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12
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const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
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if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
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if (is16BPS(dstFormat) || is9_OR_10BPS(dstFormat)) {
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yuv2yuvX16_c(c, vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
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vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
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alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW,
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dstFormat);
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} else {
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yuv2yuvX_c(c, vLumFilter+dstY*vLumFilterSize,
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lumSrcPtr, vLumFilterSize,
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vChrFilter+chrDstY*vChrFilterSize,
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chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
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alpSrcPtr, dest, uDest, vDest, aDest,
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dstW, chrDstW);
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}
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} else {
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assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
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assert(chrUSrcPtr + vChrFilterSize - 1 < chrUPixBuf + vChrBufSize*2);
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if(flags & SWS_FULL_CHR_H_INT) {
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yuv2rgbX_c_full(c,
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vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
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vChrFilter+dstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
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alpSrcPtr, dest, dstW, dstY);
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} else {
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yuv2packedX_c(c,
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yuv2packedX(c,
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vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
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vChrFilter+dstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
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alpSrcPtr, dest, dstW, dstY);
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@ -1858,30 +1857,11 @@ static int swScale(SwsContext *c, const uint8_t* src[],
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static void sws_init_swScale_c(SwsContext *c)
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{
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enum PixelFormat srcFormat = c->srcFormat,
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dstFormat = c->dstFormat;
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enum PixelFormat srcFormat = c->srcFormat;
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if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
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c->yuv2yuvX = yuv2nv12X_c;
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} else if (is16BPS(dstFormat)) {
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c->yuv2yuvX = isBE(dstFormat) ? yuv2yuvX16BE_c : yuv2yuvX16LE_c;
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} else if (is9_OR_10BPS(dstFormat)) {
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if (dstFormat == PIX_FMT_YUV420P9BE || dstFormat == PIX_FMT_YUV420P9LE) {
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c->yuv2yuvX = isBE(dstFormat) ? yuv2yuvX9BE_c : yuv2yuvX9LE_c;
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} else {
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c->yuv2yuvX = isBE(dstFormat) ? yuv2yuvX10BE_c : yuv2yuvX10LE_c;
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}
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} else {
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c->yuv2yuv1 = yuv2yuv1_c;
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c->yuv2yuvX = yuv2yuvX_c;
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}
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if(c->flags & SWS_FULL_CHR_H_INT) {
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c->yuv2packedX = yuv2rgbX_c_full;
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} else {
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c->yuv2packed1 = yuv2packed1_c;
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c->yuv2packed2 = yuv2packed2_c;
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c->yuv2packedX = yuv2packedX_c;
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}
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find_c_packed_planar_out_funcs(c, &c->yuv2yuv1, &c->yuv2yuvX,
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&c->yuv2packed1, &c->yuv2packed2,
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&c->yuv2packedX);
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c->hScale = hScale_c;
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