do-timestamp=true and identity plugin

[doodlepuffs]

pisymbol . wrote
> On Fri, Aug 9, 2019 at 4:06 AM doodlepuffs <

> mikey_lue777@

> > wrote:
> 
>> Nicolas Dufresne-5 wrote
>> > Le jeudi 08 août 2019 à 02:47 -0500, doodlepuffs a écrit :
>> >> I am a bit curious, do-timestamp=true and the identity plugin in the
>> >> gstreamer pipeline are the same thing right? The only time i see the
>> >
>> > No, do-timestamp is a property that tells basesink to set timestamp on
>> > buffers automatically. identity is an element that does no thing, but
>> > has some debugging features.
>>
>> Oh, I see. Was searching in stackoverflow and different blogs that said
>> identity was able to provide the timestamp for the video stream.
>>
> 
> identity won't do it, but you can use identity's handoff signal to
> timestamp them as they travel through the pipeline.
> 
> -aps

would you mind giving an example? I am coding in python but I am thinking of
trying to make a plugin in c to get the timestamp of when the camera
initially starts and output it to a file to be read in python. 



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