Trying to create file from multiple files

Marianna Smidth Buschle msb at qtec.com
Thu Jun 16 12:08:21 UTC 2022


You should also be aware that you can't do this with H264 itself (only 
with key-frames), so you will have to decode first and then use the RAW 
frames.

On 16.06.2022 14.00, gstreamer-devel-request at lists.freedesktop.org wrote:
> Maybe look at the input-selector element. You?ll need to build an application around it but will allow you to multiplex different inputs over time. You can switch the active sink pad from a buffer probe at the src so that it all happens automatically.
>
>> On 15 Jun 2022, at 20:19, John McDermott via gstreamer-devel<gstreamer-devel at lists.freedesktop.org>  wrote:
>>
>> ?
>> Hi
>>
>> I?m trying to make a command for creating a file from multiple H.264 files and the resulting file should contain a frame from each file in sequence. For instance, given N files, the resulting file should the sequence [VID1_frame1, VID2_frame1, ? VIDN_frame1, VID1_frame2, VID2_frame2,? VIDN_frame2,? VIDN_frameM]. I believe it?s not something compositor can handle because it doesn?t seem to be able to provide a feed in sequence. I?m also hoping to use just one instance of videoconvert in the pipeline. Does anyone know how this can be achieved? Would I need to write a new type of queue?
>>
>> Any advice appreciated.
>>
>> John

-- 
Best regards / Med venlig hilsen
“Marianna Smidth Buschle”
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