[Libav-user] Muxing sparse media streams

[Andrey Utkin]

On Thu, Apr 21, 2016 at 06:47:10PM +0300, Anton Yabchinskiy wrote:
> Any advice is appreciated.

When I had to handle IPTV streams which could have gaps, I used to pass
audio to asyncts filter [1] in a mode which fills gaps, and video to fps
filter [2] to make constant frame rate video from variable frame rate
video.

You should try this, and see if any issues remain.

[1] http://ffmpeg.org/ffmpeg-filters.html#asyncts
[2] http://ffmpeg.org/ffmpeg-filters.html#fps