diff options
Diffstat (limited to 'lib/rbcodec/codecs/libopus/ogg/framing.c')
| -rw-r--r-- | lib/rbcodec/codecs/libopus/ogg/framing.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/rbcodec/codecs/libopus/ogg/framing.c b/lib/rbcodec/codecs/libopus/ogg/framing.c index a7032a6a35..eb32351590 100644 --- a/lib/rbcodec/codecs/libopus/ogg/framing.c +++ b/lib/rbcodec/codecs/libopus/ogg/framing.c @@ -235,8 +235,9 @@ static int _os_lacing_expand(ogg_stream_state *os,long needed){ perform the checksum simultaneously with other copies */ static ogg_uint32_t _os_update_crc(ogg_uint32_t crc, unsigned char *buffer, int size){ + #define u32(v) (uint32_t)v while (size>=8){ - crc^=buffer[0]<<24|buffer[1]<<16|buffer[2]<<8|buffer[3]; + crc^=((u32(buffer[0]))<<24)|((u32(buffer[1]))<<16)|((u32(buffer[2]))<<8)|(u32(buffer[3])); crc=crc_lookup[7][ crc>>24 ]^crc_lookup[6][(crc>>16)&0xFF]^ crc_lookup[5][(crc>> 8)&0xFF]^crc_lookup[4][ crc &0xFF]^ @@ -246,7 +247,7 @@ static ogg_uint32_t _os_update_crc(ogg_uint32_t crc, unsigned char *buffer, int buffer+=8; size-=8; } - + #undef u32 while (size--) crc=(crc<<8)^crc_lookup[0][((crc >> 24)&0xff)^*buffer++]; return crc; |