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cleanup PixelFormat a little 

Originally committed as revision 6034 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2006-08-20 13:04:19 +00:00
parent 955ab9a4d8
commit 0cb5cfb615
1 changed files with 36 additions and 22 deletions
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58
libavutil/avutil.h
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@ -31,7 +31,7 @@ extern "C" {
/**
* Pixel format. Notes:
*
* PIX_FMT_RGBA32 is handled in an endian-specific manner. A RGBA
* PIX_FMT_RGB32 is handled in an endian-specific manner. A RGBA
* color is put together as:
* (A << 24) | (R << 16) | (G << 8) | B
* This is stored as BGRA on little endian CPU architectures and ARGB on
@ -40,7 +40,7 @@ extern "C" {
* When the pixel format is palettized RGB (PIX_FMT_PAL8), the palettized
* image data is stored in AVFrame.data[0]. The palette is transported in
* AVFrame.data[1] and, is 1024 bytes long (256 4-byte entries) and is
* formatted the same as in PIX_FMT_RGBA32 described above (i.e., it is
* formatted the same as in PIX_FMT_RGB32 described above (i.e., it is
* also endian-specific). Note also that the individual RGB palette
* components stored in AVFrame.data[1] should be in the range 0..255.
* This is important as many custom PAL8 video codecs that were designed
@ -48,31 +48,45 @@ extern "C" {
*/
enum PixelFormat {
PIX_FMT_NONE= -1,
PIX_FMT_YUV420P, ///< Planar YUV 4:2:0 (1 Cr & Cb sample per 2x2 Y samples)
PIX_FMT_YUV422, ///< Packed pixel, Y0 Cb Y1 Cr
PIX_FMT_RGB24, ///< Packed pixel, 3 bytes per pixel, RGBRGB...
PIX_FMT_BGR24, ///< Packed pixel, 3 bytes per pixel, BGRBGR...
PIX_FMT_YUV422P, ///< Planar YUV 4:2:2 (1 Cr & Cb sample per 2x1 Y samples)
PIX_FMT_YUV444P, ///< Planar YUV 4:4:4 (1 Cr & Cb sample per 1x1 Y samples)
PIX_FMT_RGBA32, ///< Packed pixel, 4 bytes per pixel, BGRABGRA..., stored in cpu endianness
PIX_FMT_YUV410P, ///< Planar YUV 4:1:0 (1 Cr & Cb sample per 4x4 Y samples)
PIX_FMT_YUV411P, ///< Planar YUV 4:1:1 (1 Cr & Cb sample per 4x1 Y samples)
PIX_FMT_RGB565, ///< always stored in cpu endianness
PIX_FMT_RGB555, ///< always stored in cpu endianness, most significant bit to 1
PIX_FMT_GRAY8,
PIX_FMT_MONOWHITE, ///< 0 is white
PIX_FMT_MONOBLACK, ///< 0 is black
PIX_FMT_PAL8, ///< 8 bit with RGBA palette
PIX_FMT_YUVJ420P, ///< Planar YUV 4:2:0 full scale (jpeg)
PIX_FMT_YUVJ422P, ///< Planar YUV 4:2:2 full scale (jpeg)
PIX_FMT_YUVJ444P, ///< Planar YUV 4:4:4 full scale (jpeg)
PIX_FMT_YUV420P, ///< Planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
PIX_FMT_YUYV422, ///< Packed YUV 4:2:2, 16bpp, Y0 Cb Y1 Cr
PIX_FMT_RGB24, ///< Packed RGB 8:8:8, 24bpp, RGBRGB...
PIX_FMT_BGR24, ///< Packed RGB 8:8:8, 24bpp, BGRBGR...
PIX_FMT_YUV422P, ///< Planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
PIX_FMT_YUV444P, ///< Planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
PIX_FMT_RGB32, ///< Packed RGB 8:8:8, 32bpp, (msb)8A 8R 8G 8B(lsb), in cpu endianness
PIX_FMT_YUV410P, ///< Planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
PIX_FMT_YUV411P, ///< Planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
PIX_FMT_RGB565, ///< Packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), in cpu endianness
PIX_FMT_RGB555, ///< Packed RGB 5:5:5, 16bpp, (msb)1A 5R 5G 5B(lsb), in cpu endianness most significant bit to 1
PIX_FMT_GRAY8, ///< Y , 8bpp
PIX_FMT_MONOWHITE, ///< Y , 1bpp, 1 is white
PIX_FMT_MONOBLACK, ///< Y , 1bpp, 0 is black
PIX_FMT_PAL8, ///< 8 bit with PIX_FMT_RGB32 palette
PIX_FMT_YUVJ420P, ///< Planar YUV 4:2:0, 12bpp, full scale (jpeg)
PIX_FMT_YUVJ422P, ///< Planar YUV 4:2:2, 16bpp, full scale (jpeg)
PIX_FMT_YUVJ444P, ///< Planar YUV 4:4:4, 24bpp, full scale (jpeg)
PIX_FMT_XVMC_MPEG2_MC,///< XVideo Motion Acceleration via common packet passing(xvmc_render.h)
PIX_FMT_XVMC_MPEG2_IDCT,
PIX_FMT_UYVY422, ///< Packed pixel, Cb Y0 Cr Y1
PIX_FMT_UYVY411, ///< Packed pixel, Cb Y0 Y1 Cr Y2 Y3
PIX_FMT_UYVY422, ///< Packed YUV 4:2:2, 16bpp, Cb Y0 Cr Y1
PIX_FMT_UYYVYY411, ///< Packed YUV 4:1:1, 12bpp, Cb Y0 Y1 Cr Y2 Y3
PIX_FMT_NB,
};
#ifdef WORDS_BIGENDIAN
#define PIX_FMT_BGRA PIX_FMT_NONE
#define PIX_FMT_ARGB PIX_FMT_RGB32
#else
#define PIX_FMT_BGRA PIX_FMT_RGB32
#define PIX_FMT_ARGB PIX_FMT_NONE
#endif
#if LIBAVUTIL_VERSION_INT < (50<<16)
#define PIX_FMT_UYVY411 PIX_FMT_UYYVYY411
#define PIX_FMT_RGBA32 PIX_FMT_RGB32
#define PIX_FMT_YUV422 PIX_FMT_YUYV422
#endif
#ifdef __cplusplus
}
#endif