diff options
| author | Don Moir <donmoir@comcast.net> | 2014-04-25 17:57:49 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-04-25 18:56:05 +0200 |
| commit | 62056d09b13cd95f03dd8a3d282df5f666f40b01 (patch) | |
| tree | 540faa82fde553d55f99fd0412e6bebb32191cb7 | |
| parent | cdac3ab59f3c187ee12006972dba0757a1e7cc08 (diff) | |
| download | ffmpeg-62056d09b13cd95f03dd8a3d282df5f666f40b01.tar.gz | |
avformat/avidec: skip len=0 entries from the index
Reduces cpu & memory requirements for the index
See Ticket 3531
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavformat/avidec.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavformat/avidec.c b/libavformat/avidec.c index 562a25523c..f5c4f0bc6c 100644 --- a/libavformat/avidec.c +++ b/libavformat/avidec.c @@ -224,7 +224,7 @@ static int read_braindead_odml_indx(AVFormatContext *s, int frame_num) if (last_pos == pos || pos == base - 8) avi->non_interleaved = 1; - if (last_pos != pos && (len || !ast->sample_size)) + if (last_pos != pos && len) av_add_index_entry(st, pos, ast->cum_len, len, 0, key ? AVINDEX_KEYFRAME : 0); @@ -1226,7 +1226,7 @@ start_sync: ast->packet_size = size + 8; ast->remaining = size; - if (size || !ast->sample_size) { + if (size) { uint64_t pos = avio_tell(pb) - 8; if (!st->index_entries || !st->nb_index_entries || st->index_entries[st->nb_index_entries - 1].pos < pos) { |