bitstream: Properly promote av_reverse values before shifting.

Alex Converse committed 15 years ago

Commit 19d824e1 parent 103278f1 file · +4 −4Browse files

Unified · Split

libavcodec/bitstream.c+4−4

@@ -116,10 +116,10 @@ static int alloc_table(VLC *vlc, int size, int use_static) · 115 unmodified lines
116	}	116	}
117		117
118	static av_always_inline uint32_t bitswap_32(uint32_t x) {	118	static av_always_inline uint32_t bitswap_32(uint32_t x) {
119	return av_reverse[x&0xFF]<<24	119	return (uint32_t)av_reverse[x&0xFF]<<24
120	\| av_reverse[(x>>8)&0xFF]<<16	120	\| (uint32_t)av_reverse[(x>>8)&0xFF]<<16
121	\| av_reverse[(x>>16)&0xFF]<<8	121	\| (uint32_t)av_reverse[(x>>16)&0xFF]<<8
122	\| av_reverse[x>>24];	122	\| (uint32_t)av_reverse[x>>24];
123	}	123	}
124		124
125	typedef struct {	125	typedef struct {