[SCM] libav/experimental: ff_block_permute() dox

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit a9badb51bffd508918a20674d821b786bd94d12c
Author: Michael Niedermayer <michaelni at gmx.at>
Date:   Wed Mar 5 23:55:52 2003 +0000

    ff_block_permute() dox
    
    Originally committed as revision 1628 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c
index 58297f3..e568bcc 100644
--- a/libavcodec/dsputil.c
+++ b/libavcodec/dsputil.c
@@ -1625,6 +1625,12 @@ static int sad8x8_c(void *s, uint8_t *a, uint8_t *b, int stride){
     return pix_abs8x8_c(a,b,stride);
 }
 
+/**
+ * permutes an 8x8 block.
+ * @param block the block :)
+ * @param permutation the permutation vector
+ * @param last the last non zero coefficient in scantable order, used to speed the permutation up
+ */
 void ff_block_permute(DCTELEM *block, uint8_t *permutation, const uint8_t *scantable, int last)
 {
     int i;

-- 
Libav/FFmpeg packaging