[FFmpeg-devel] [PATCH] avformat/mpegts: skip subtitle PES packets if PCR not available

Carl Eugen Hoyos ceffmpeg at gmail.com
Sat Dec 15 03:50:43 EET 2018

2018-12-15 2:31 GMT+01:00, Jan Ekström <jeebjp at gmail.com>:
> Fixes issues when a subtitle packet is received before PCR for the
> program has been received, leading to wildly jumping timestamps
> on the lavf client side as well as in the re-ordering logic.
> This usually happens in case of multiplexes where the PCR of a
> program is not taken into account with subtitle tracks' DTS/PTS.

For which sample does this make a difference?

Carl Eugen

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