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| author | Matthew Hoops | 2011-05-18 09:41:08 -0400 |
|---|---|---|
| committer | Matthew Hoops | 2011-05-18 10:05:13 -0400 |
| commit | affb6a38a198d410922492026e5277794a310279 (patch) | |
| tree | 9ffb9a4dcc39aea9b6d37650e413b8df5a8758fd /graphics/yuv_to_rgb.cpp | |
| parent | f8323cc67230b64de5af93624f57aba4020fecdf (diff) | |
| download | scummvm-rg350-affb6a38a198d410922492026e5277794a310279.tar.gz scummvm-rg350-affb6a38a198d410922492026e5277794a310279.tar.bz2 scummvm-rg350-affb6a38a198d410922492026e5277794a310279.zip | |
GRAPHICS: Add some docs and sanity checks to the YUV to RGB code
Diffstat (limited to 'graphics/yuv_to_rgb.cpp')
| -rw-r--r-- | graphics/yuv_to_rgb.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/graphics/yuv_to_rgb.cpp b/graphics/yuv_to_rgb.cpp index b1107a7475..831736cd75 100644 --- a/graphics/yuv_to_rgb.cpp +++ b/graphics/yuv_to_rgb.cpp @@ -203,6 +203,13 @@ namespace Graphics { *((uint32 *)(d)) = (L[cr_r] | L[crb_g] | L[cb_b]) void convertYUV420ToRGB(Graphics::Surface *dst, const byte *ySrc, const byte *uSrc, const byte *vSrc, int yWidth, int yHeight, int yPitch, int uvPitch) { + // Sanity checks + assert(dst && dst->pixels); + assert(dst->format.bytesPerPixel == 2 || dst->format.bytesPerPixel == 4); + assert(ySrc && uSrc && vSrc); + assert((yWidth & 1) == 0); + assert((yHeight & 1) == 0); + const YUVToRGBLookup *lookup = YUVToRGBMan.getLookup(dst->format); byte *dstPtr = (byte *)dst->pixels; |