move get_unary() to its own file

Originally committed as revision 10240 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 0 insertions, 46 deletions

diff --git a/libavcodec/bitstream.h b/libavcodec/bitstream.h
index ff279520ab..9b38853220 100644
--- a/libavcodec/bitstream.h
+++ b/libavcodec/bitstream.h
@@ -950,50 +950,4 @@ static inline int decode012(GetBitContext *gb){
         return get_bits1(gb) + 1;
 }
 
-/**
- * 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)
-{
-#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 /* BITSTREAM_H */