[FFmpeg-user] syncing live streams when mosaicing

Stefano Sabatini stefasab at gmail.com
Wed Feb 6 23:10:24 CET 2013


On date Wednesday 2013-02-06 16:10:11 +0100, Daniel Oberhoff wrote:
[...]
> Ok, I must confess I am not so proficient in timestamps and video
> format internals. I am currenlty under the impression, that the
> problem cannot be solved the way I hoped. The streams nor the rtsp
> commnunication do not seem to contain any absolute time values (the
> pts seems to be relative to the stream start). So the only hope
> would be that ffmpeg somehow measures the stream start delays and
> compensates them. Until then we will just hope the delay is constant
> and compensate it manually.
> 
> Any better ideas?

setpts=PTS-STARTPTS
 
> Best, and thanks for the attention
-- 
FFmpeg = Fiendish Fascinating Merciless Peaceful Easy Gangster


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