Hi,
I have multiple rtsp sources that are connected to a input-selector object with a 'on_pad_added' callback function. This input-selector is connected with a Tee object. This Tee object is connected to a rtmp output that streams to twitch. What i am trying to do is add and remove file sinks to this Tee object dynamically. I have the removing of the file sink working but when i add a new file sink to the already running pipeline there is no usable data sent to the file sink. The file is made and there is data written to the file but it is not readable. only when the file sink is connected before the 'on_pad_added' callback function the mp4 is readable. I have simplified the code that i no longer have dynamic input streams and only one static videotestsrc. But i still get the same problem. simplified example code: https://gist.github.com/Stanisbouts1/cf8fb4e4f3ee44eb407f767c4b73d7c9 <https://gist.github.com/Stanisbouts1/cf8fb4e4f3ee44eb407f767c4b73d7c9> -- Sent from: http://gstreamer-devel.966125.n4.nabble.com/ _______________________________________________ gstreamer-devel mailing list [hidden email] https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel |
Hi
Some observations: 1. Out of curiosity, I tested your code and it does produce files with data in them (~53MB each). 2. I don’t see any MP4 container in your code, so even though the files are suffixed with .mp4, this is actually raw data. I.e: if I attempt to read the file manually I actually see a valid image:
The format in your setup will likely be different. I assume the code missing the container is because of the simplification you did of your original code. 3. MP4 files __need__ to receive an EOS event in order for them to be playable. In your code, you may send the EOS event in the unlink_cb and wait for it to be received on the bus, before tearing everything down. A simpler alternative is to use another container which doesn’t need the EOS, like Transport Stream (mpegtsmux). Hope this helps, Michael
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