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| author | Michael Niedermayer <michaelni@gmx.at> | 2002-02-10 00:43:31 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2002-02-10 00:43:31 +0000 |
| commit | ec22603f791d32247fd0ea2e70d95732edd39b4f (patch) | |
| tree | e2f8afaf1a91721bbebc2eea86e2e85f4360c186 /postproc/swscale.c | |
| parent | 21316f3c84876cbc4bdd71726e36ead47c9e4694 (diff) | |
| download | ffmpeg-ec22603f791d32247fd0ea2e70d95732edd39b4f.tar.gz | |
unscaled BGR24 -> YV12
Originally committed as revision 4624 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
Diffstat (limited to 'postproc/swscale.c')
| -rw-r--r-- | postproc/swscale.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/postproc/swscale.c b/postproc/swscale.c index 5610b65dcd..bfe39af4cf 100644 --- a/postproc/swscale.c +++ b/postproc/swscale.c @@ -42,6 +42,7 @@ untested special converters YUY2/BGR15/BGR16/BGR24/BGR32/RGB24/RGB32 -> same format BGR24 -> BGR32 & RGB24 -> RGB32 BGR32 -> BGR24 & RGB32 -> RGB24 + BGR24 -> YV12 */ #include <inttypes.h> @@ -1227,6 +1228,18 @@ static void bgr15to16Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int } } +static void bgr24toyv12Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, + int srcSliceH, uint8_t* dst[], int dstStride[]){ + + rgb24toyv12( + src[0], + dst[0]+ srcSliceY *dstStride[0], + dst[1]+(srcSliceY>>1)*dstStride[1], + dst[2]+(srcSliceY>>1)*dstStride[2], + c->srcW, srcSliceH, + dstStride[0], dstStride[1], srcStride[0]); +} + /* unscaled copy like stuff (assumes nearly identical formats) */ static void simpleCopy(SwsContext *c, uint8_t* srcParam[], int srcStrideParam[], int srcSliceY, @@ -1449,6 +1462,17 @@ SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH, vo_format_name(srcFormat), vo_format_name(dstFormat)); return c; } + + /* bgr24toYV12 */ + if(srcFormat==IMGFMT_BGR24 && dstFormat==IMGFMT_YV12) + { + c->swScale= bgr24toyv12Wrapper; + + if(flags&SWS_PRINT_INFO) + printf("SwScaler: using unscaled %s -> %s special converter\n", + vo_format_name(srcFormat), vo_format_name(dstFormat)); + return c; + } } if(cpuCaps.hasMMX2) |