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lavf/dashenc: enable probesize/max_analyze_duration setting in sub-demuxer 

Enable probesize/max_analyze_duration setting when open the sub-demuxer,
it's will be used to minimizing the initial delay.

Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
This commit is contained in:
Jun Zhao 2019-11-02 22:46:00 +08:00
parent 5307c12acb
commit a23c8d75ec
1 changed files with 2 additions and 2 deletions
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4
libavformat/dashdec.c
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@ -1935,8 +1935,8 @@ static int reopen_demux_for_component(AVFormatContext *s, struct representation
goto fail;
pls->ctx->flags = AVFMT_FLAG_CUSTOM_IO;
pls->ctx->probesize = 1024 * 4;
pls->ctx->max_analyze_duration = 4 * AV_TIME_BASE;
pls->ctx->probesize = s->probesize > 0 ? s->probesize : 1024 * 4;;
pls->ctx->max_analyze_duration = s->max_analyze_duration > 0 ? s->max_analyze_duration : 4 * AV_TIME_BASE;
ret = av_probe_input_buffer(&pls->pb, &in_fmt, "", NULL, 0, 0);
if (ret < 0) {
av_log(s, AV_LOG_ERROR, "Error when loading first fragment, playlist %d\n", (int)pls->rep_idx);