[Libav-user] How to implement "-re" option with avformat?

Oleg mybrokenbeat at gmail.com
Fri Jul 19 18:54:22 CEST 2013

Player should use PTS value anyway for correct and smooth playback. Are you sure that you're filling PTS correct?   
19.07.2013, в 19:20, Gyula Hatalyák написал(а):

> Hi,
> I am streaming out packets with RTMP output format to Wowza media server.
> I have a packet buffer as the input of the RTMP muxer.
> I can send the packets faster than their duration - by av_interleaved_write_frame calls.
> I send all the packets in the buffer until it is empty, and then wait for new packets to come. 
> The problem is:
> During playback from Wowza the frames are displayed in the same timing as they were sent with av_interleaved_write_frame calls resulting fast playback and pause/still until the next bunch of packets.
> With command line ffmpeg I can use "-re" option to make the flow real-time.
> Is there a lib counterpart of this option?
> Or must I implement manually this "real-time" option?
> Why aren't PTS/DTS used by muxer/wowza/player?
> Thanks for any help in advance.
> Gyula
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