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Merge commit '6695f178a5929eab91d3da7e9023999f1774bd0e' 

* commit '6695f178a5929eab91d3da7e9023999f1774bd0e':
  pixdesc: Use AV_CEIL_RSHIFT in documentation

Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
This commit is contained in:
Derek Buitenhuis 2016-02-16 16:55:28 +00:00
parent 3f462fcf76 6695f178a5
commit 73bd20c4d2
1 changed files with 3 additions and 3 deletions
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6
libavutil/pixdesc.h
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@ -85,16 +85,16 @@ typedef struct AVPixFmtDescriptor {
/**
* Amount to shift the luma width right to find the chroma width.
* For YV12 this is 1 for example.
* chroma_width = -((-luma_width) >> log2_chroma_w)
* chroma_width = AV_CEIL_RSHIFT(luma_width, log2_chroma_w)
* The note above is needed to ensure rounding up.
* This value only refers to the chroma components.
*/
uint8_t log2_chroma_w; ///< chroma_width = -((-luma_width )>>log2_chroma_w)
uint8_t log2_chroma_w;
/**
* Amount to shift the luma height right to find the chroma height.
* For YV12 this is 1 for example.
* chroma_height= -((-luma_height) >> log2_chroma_h)
* chroma_height= AV_CEIL_RSHIFT(luma_height, log2_chroma_h)
* The note above is needed to ensure rounding up.
* This value only refers to the chroma components.
*/