[gst-devel] Dynamically changing filesink output files

[Stefan Kost]

Am 23.06.2010 19:38, schrieb Ron McOuat:
> 
> On 10-06-23 12:39 AM, Stefan Kost wrote:
>> On 22.06.2010 16:56, Wes Miller wrote:
>>    
>>> Hi All,
>>>
>>> I just read with interest the discussion of how to dynamically connect to a
>>> Tee element.  This makes me curious if it is possible to dynamically change
>>> the output file for a filesink element.
>>>
>>> I  tried setting the pipeline to NULL (don't think I tried Paused) then
>>> setting the location property.  Didn't seem to work, however.
>>>
>>>      
>> It is an FAQ, set filesink to READY, change location, set back to PLAYING.
>>
>> Stefan
>>
>>    
> I had to set the filesink element to NULL in order to change the 
> location property in work I am doing, the file is opened on the NULL to 
> READY transition and closed during READY to NULL. If you put a queue 
> after the tee then block the queue src pad you should be able to pull 
> the filesink down to NULL flip the file and put it back to PLAY before 
> the queue fills up. The timestamps on the stream will march on including 
> any previous play time so you need to also take care of that. I suspect 
> when you tried the NULL setting on the pipeline you didn't wait long 
> enough for the transition to complete - you need to read the status of 
> the pipeline after the change state request.

Maybe it would be saver to use a tee and two "valve ! filesink" chains. Then you
can flip the valves and takes all the time in the world to stop the filesink and
set new filename.

For many usec ases multifilesink is all thats neeeded also.

Stefan

> 
> Ron
>>> Many thanks,
>>>
>>> Wes
>>>
>>>      
>>
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> 
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