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authorAurelien Jacobs <aurel@gnuage.org>2007-08-26 22:34:49 +0000
committerAurelien Jacobs <aurel@gnuage.org>2007-08-26 22:34:49 +0000
commit2407a7c10f0922d3e2f867665ae559627ccdc77f (patch)
tree8dae96cf09efe01d6a911abab0c6c6e8288634c5 /libavcodec/unary.h
parent28296f9c9e958b798c2947109ee479092c855721 (diff)
downloadffmpeg-2407a7c10f0922d3e2f867665ae559627ccdc77f.tar.gz
cleanup get_unary()
Originally committed as revision 10241 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/unary.h')
-rw-r--r--libavcodec/unary.h33
1 files changed, 1 insertions, 32 deletions
diff --git a/libavcodec/unary.h b/libavcodec/unary.h
index 195e69f906..daf02c3aab 100644
--- a/libavcodec/unary.h
+++ b/libavcodec/unary.h
@@ -25,48 +25,17 @@
/**
* Get unary code of limited length
- * @todo FIXME Slow and ugly
* @param gb GetBitContext
* @param[in] stop The bitstop value (unary code of 1's or 0's)
* @param[in] len Maximum length
* @return Unary length/index
*/
-static int get_unary(GetBitContext *gb, int stop, int len)
+static inline int get_unary(GetBitContext *gb, int stop, int len)
{
-#if 1
int i;
for(i = 0; i < len && get_bits1(gb) != stop; i++);
return i;
-/* int i = 0, tmp = !stop;
-
- while (i != len && tmp != stop)
- {
- tmp = get_bits(gb, 1);
- i++;
- }
- if (i == len && tmp != stop) return len+1;
- return i;*/
-#else
- unsigned int buf;
- int log;
-
- OPEN_READER(re, gb);
- UPDATE_CACHE(re, gb);
- buf=GET_CACHE(re, gb); //Still not sure
- if (stop) buf = ~buf;
-
- log= av_log2(-buf); //FIXME: -?
- if (log < limit){
- LAST_SKIP_BITS(re, gb, log+1);
- CLOSE_READER(re, gb);
- return log;
- }
-
- LAST_SKIP_BITS(re, gb, limit);
- CLOSE_READER(re, gb);
- return limit;
-#endif
}
#endif /* AVCODEC_UNARY_H */