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Add support for ffmpeg's pixel format names in libswscale 

Originally committed as revision 19276 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
This commit is contained in:
Luca Abeni 2006-07-31 12:35:04 +00:00
parent 53512a22cb
commit 80d0ded2f7
1 changed files with 22 additions and 0 deletions
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22
libswscale/swscale.c
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@ -210,6 +210,22 @@ extern const uint8_t dither_8x8_32[8][8];
extern const uint8_t dither_8x8_73[8][8];
extern const uint8_t dither_8x8_220[8][8];
/* Used for ffmpeg --> MPlayer format name conversion */
static const int fmt_name[PIX_FMT_NB] = {
[PIX_FMT_YUV420P] = IMGFMT_I420, ///< Planar YUV 4:2:0 (1 Cr & Cb sample per 2x2 Y samples)
[PIX_FMT_YUV422] = IMGFMT_Y422,
[PIX_FMT_RGB24] = IMGFMT_RGB24, ///< Packed pixel, 3 bytes per pixel, RGBRGB...
[PIX_FMT_BGR24] = IMGFMT_BGR24, ///< Packed pixel, 3 bytes per pixel, BGRBGR...
[PIX_FMT_YUV422P] = IMGFMT_422P, ///< Planar YUV 4:2:2 (1 Cr & Cb sample per 2x1 Y samples)
[PIX_FMT_YUV444P] = IMGFMT_444P, ///< Planar YUV 4:4:4 (1 Cr & Cb sample per 1x1 Y samples)
[PIX_FMT_RGBA32] = IMGFMT_RGB32, ///< Packed pixel, 4 bytes per pixel, BGRABGRA..., stored in cpu endianness
[PIX_FMT_YUV410P] = IMGFMT_YVU9, ///< Planar YUV 4:1:0 (1 Cr & Cb sample per 4x4 Y samples)
[PIX_FMT_YUV411P] = IMGFMT_411P, ///< Planar YUV 4:1:1 (1 Cr & Cb sample per 4x1 Y samples)
[PIX_FMT_RGB565] = IMGFMT_RGB16, ///< always stored in cpu endianness
[PIX_FMT_RGB555] = IMGFMT_RGB15, ///< always stored in cpu endianness, most significant bit to 1
[PIX_FMT_UYVY422] = IMGFMT_UYVY, ///< Packed pixel, Cb Y0 Cr Y1
};
char *sws_format_name(int format)
{
static char fmt_name[64];
@ -1873,6 +1889,12 @@ SwsContext *sws_getContext(int srcW, int srcH, int origSrcFormat, int dstW, int
if(rgb15to16 == NULL) sws_rgb2rgb_init(flags);
/* avoid duplicate Formats, so we don't need to check to much */
if (origSrcFormat < PIX_FMT_NB) {
origSrcFormat = fmt_name[origSrcFormat];
}
if (origDstFormat < PIX_FMT_NB) {
origDstFormat = fmt_name[origDstFormat];
}
srcFormat = remove_dup_fourcc(origSrcFormat);
dstFormat = remove_dup_fourcc(origDstFormat);