[Libav-user] what are pts and dts ? what does this code bit do in ffmpeg.c ?

[Jeremy Mordkoff]

presentation time stamp and decode time stamp

PTS controls when a frame should be displayed
DTS controls when a frame should be decoded. It is critical when you
have B frames. 

JLM

On Wed, 2011-05-18 at 11:08 +0000, Aditya wrote:

> what are pts and dts values. why are they important while transcoding .
> what is the purpose of the below code bit 
> http://pastebin.com/XwNechy2
> in ffmpeg.c 
> http://cekirdek.pardus.org.tr/~ismail/ffmpeg-docs/ffmpeg_8c-source.html
> 
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