[FFmpeg-devel] [PATCH 2/2] lavf/utils: bail early if we don't see any packets in an MPEGTS stream

[Matthias Hunstock]

Am 02.05.2017 um 03:42 schrieb Rodger Combs:
> +    max_empty_analyze_duration = max_analyze_duration;
>      if (!max_analyze_duration) {
> +        max_empty_analyze_duration =
>          max_stream_analyze_duration =
>          max_analyze_duration        = 5*AV_TIME_BASE;
>          max_subtitle_analyze_duration = 30*AV_TIME_BASE;
>          if (!strcmp(ic->iformat->name, "flv"))
>              max_stream_analyze_duration = 90*AV_TIME_BASE;
> -        if (!strcmp(ic->iformat->name, "mpeg") || !strcmp(ic->iformat->name, "mpegts"))
> +        if (!strcmp(ic->iformat->name, "mpeg") || !strcmp(ic->iformat->name, "mpegts")) {
>              max_stream_analyze_duration = 7*AV_TIME_BASE;
> +            max_empty_analyze_duration = 2*AV_TIME_BASE;
> +        }
>      }

What's the origin of "max_empty_analyze_duration = 2*AV_TIME_BASE;", I
mean why 2*timebase and not 1 or 3 or 10 ?

Matthias