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swscale: add endian conversion for RGB555 and RGB444 pixel formats

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Add a macro to shorten the if condition.
This commit is contained in:
Janne Grunau 2011-12-16 23:04:30 +01:00
parent be1bafc303
commit b4dc68803b
1 changed files with 15 additions and 10 deletions
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25
libswscale/swscale_unscaled.c
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@ -688,6 +688,12 @@ static int planarCopyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[
return srcSliceH;
}
#define IS_DIFFERENT_ENDIANESS(src_fmt, dst_fmt, pix_fmt) \
((src_fmt == pix_fmt ## BE && dst_fmt == pix_fmt ## LE) || \
(src_fmt == pix_fmt ## LE && dst_fmt == pix_fmt ## BE))
void ff_get_unscaled_swscale(SwsContext *c)
{
const enum PixelFormat srcFormat = c->srcFormat;
@ -737,16 +743,15 @@ void ff_get_unscaled_swscale(SwsContext *c)
c->swScale= rgbToRgbWrapper;
/* bswap 16 bits per pixel/component packed formats */
if ((srcFormat == PIX_FMT_RGB48LE && dstFormat == PIX_FMT_RGB48BE) ||
(srcFormat == PIX_FMT_RGB48BE && dstFormat == PIX_FMT_RGB48LE) ||
(srcFormat == PIX_FMT_BGR48LE && dstFormat == PIX_FMT_BGR48BE) ||
(srcFormat == PIX_FMT_BGR48BE && dstFormat == PIX_FMT_BGR48LE) ||
(srcFormat == PIX_FMT_GRAY16LE && dstFormat == PIX_FMT_GRAY16BE) ||
(srcFormat == PIX_FMT_GRAY16BE && dstFormat == PIX_FMT_GRAY16LE) ||
(srcFormat == PIX_FMT_RGB565LE && dstFormat == PIX_FMT_RGB565BE) ||
(srcFormat == PIX_FMT_RGB565BE && dstFormat == PIX_FMT_RGB565LE) ||
(srcFormat == PIX_FMT_BGR565BE && dstFormat == PIX_FMT_BGR565LE) ||
(srcFormat == PIX_FMT_BGR565LE && dstFormat == PIX_FMT_BGR565BE))
if (IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, PIX_FMT_BGR444) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, PIX_FMT_BGR48) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, PIX_FMT_BGR555) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, PIX_FMT_BGR565) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, PIX_FMT_GRAY16) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, PIX_FMT_RGB444) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, PIX_FMT_RGB48) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, PIX_FMT_RGB555) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, PIX_FMT_RGB565))
c->swScale = packed_16bpc_bswap;
if ((usePal(srcFormat) && (