diff --git a/libavformat/oggparseopus.c b/libavformat/oggparseopus.c index 553ddb0b03..75c611413e 100644 --- a/libavformat/oggparseopus.c +++ b/libavformat/oggparseopus.c @@ -32,6 +32,7 @@ struct oggopus_private { int64_t cur_dts; }; +#define OPUS_SEEK_PREROLL_MS 80 #define OPUS_HEAD_SIZE 19 static int opus_header(AVFormatContext *avf, int idx) @@ -66,6 +67,9 @@ static int opus_header(AVFormatContext *avf, int idx) memcpy(st->codec->extradata, packet, os->psize); st->codec->sample_rate = 48000; + av_codec_set_seek_preroll(st->codec, + av_rescale(OPUS_SEEK_PREROLL_MS, + st->codec->sample_rate, 1000)); avpriv_set_pts_info(st, 64, 1, 48000); priv->need_comments = 1; return 1;