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avformat/webmdashenc: Use av_strstart instead of strncmp 

It makes the intent clearer and avoids calculating the length
separately.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2021-02-24 07:46:22 +01:00
parent 0f906be430
commit 546e3964dd
1 changed files with 2 additions and 2 deletions
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4
libavformat/webmdashenc.c
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@ -133,7 +133,7 @@ static int subsegment_alignment(AVFormatContext *s, const AdaptationSet *as)
for (i = 1; i < as->nb_streams; i++) {
AVDictionaryEntry *ts = av_dict_get(s->streams[as->streams[i]]->metadata,
CUE_TIMESTAMPS, NULL, 0);
if (!ts || strncmp(gold->value, ts->value, strlen(gold->value))) return 0;
if (!ts || !av_strstart(ts->value, gold->value, NULL)) return 0;
}
return 1;
}
@ -152,7 +152,7 @@ static int bitstream_switching(AVFormatContext *s, const AdaptationSet *as)
TRACK_NUMBER, NULL, 0);
AVCodecParameters *par = st->codecpar;
if (!track_num ||
strncmp(gold_track_num->value, track_num->value, strlen(gold_track_num->value)) ||
!av_strstart(track_num->value, gold_track_num->value, NULL) ||
gold_par->codec_id != par->codec_id ||
gold_par->extradata_size != par->extradata_size ||
memcmp(gold_par->extradata, par->extradata, par->extradata_size)) {