generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Clarify comment about parity nibble.

Browse Source 
Originally committed as revision 14047 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ramiro Polla
2008-07-02 12:24:50 +00:00
parent fba7815d8d
commit 5faf3a4449
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
libavcodec/mlp_parser.c
View File

@@ -238,7 +238,8 @@ static int mlp_parse(AVCodecParserContext *s,
sync_present = (AV_RB32(buf + 4) & 0xfffffffe) == 0xf8726fba; sync_present = (AV_RB32(buf + 4) & 0xfffffffe) == 0xf8726fba;
if (!sync_present) { if (!sync_present) {
// First nibble of a frame is a parity check of the first few nibbles. /* The first nibble of a frame is a parity check of the 4-byte
* access unit header and all the 2- or 4-byte substream headers. */
// Only check when this isn't a sync frame - syncs have a checksum. // Only check when this isn't a sync frame - syncs have a checksum.
parity_bits = 0; parity_bits = 0;