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Add note about big vs. little endian.

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Originally committed as revision 17525 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2009-02-22 13:48:25 +00:00
parent e27ad11840
commit 50ded3fdb6
1 changed files with 4 additions and 0 deletions
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4
libavutil/avutil.h
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@ -80,6 +80,10 @@ unsigned avutil_version(void);
* For all the 8bit per pixel formats, an RGB32 palette is in data[1] like * For all the 8bit per pixel formats, an RGB32 palette is in data[1] like
* for pal8. This palette is filled in automatically by the function * for pal8. This palette is filled in automatically by the function
* allocating the picture. * allocating the picture.
*
* Note, make sure that all newly added big endian formats have pix_fmt&1==1
* and that all newly added little endian formats have pix_fmt&1==0
* this allows simpler detection of big vs little endian.
*/ */
enum PixelFormat { enum PixelFormat {
PIX_FMT_NONE= -1, PIX_FMT_NONE= -1,