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fix SHOW_SBITS for ALT_BITSTREAM_READER_LE, patch by Gregory Montoir %cyx A users P sourceforge P net% 

Originally committed as revision 6671 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Gregory Montoir 2006-10-12 11:54:24 +00:00 committed by Baptiste Coudurier
parent cb690cadaf
commit 7da4d4cdec
1 changed files with 4 additions and 1 deletions
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5
libavcodec/bitstream.h
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@ -460,13 +460,16 @@ static inline int unaligned32_le(const void *v)
# ifdef ALT_BITSTREAM_READER_LE
# define SHOW_UBITS(name, gb, num)\
((name##_cache) & (NEG_USR32(0xffffffff,num)))
# define SHOW_SBITS(name, gb, num)\
NEG_SSR32((name##_cache)<<(32-(num)), num)
# else
# define SHOW_UBITS(name, gb, num)\
NEG_USR32(name##_cache, num)
# endif
# define SHOW_SBITS(name, gb, num)\
NEG_SSR32(name##_cache, num)
# endif
# define GET_CACHE(name, gb)\
((uint32_t)name##_cache)