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Decodebin design - GStreamer
https://gstreamer.freedesktop.org/documentation/additional/design/decodebin.html
Raw audio: audio/x-raw. Raw video: video/x-raw. Raw text: text/x-raw, format={utf8,pango-markup} Media chain/group handling. When autoplugging, all streams coming out of a demuxer will be grouped in a DecodeGroup. All new source pads created on that demuxer after it has emitted the 'no-more-pads' signal will be put in another DecodeGroup.
ffmpeg - Gstreamer playing audio from video file with (uri ...
https://stackoverflow.com/questions/44220477/gstreamer-playing-audio-from-video-file-with-uridecodebin-high-cpu-usage
I'm using gstreamer to convert audio from files/RTMP/RTSP streams and then analyze it. The problem is, if my source file is video or videostream gstreamer uses a lot of CPU. Example 1 (video) - uses 30-35% of CPU as htop says. gst-launch-1.0 …
gstreamer - Gstreamer1.0 missing plugin: decodebin2 in ...
https://stackoverflow.com/questions/36106418/gstreamer1-0-missing-plugin-decodebin2-in-python-code
There is no "decodebin2" in GStreamer 1.x, which you're using here. It's just called "decodebin" now and is equivalent to "decodebin2" in 0.10. Your problem here however is not that decodebin is not found. Your problem is that you're missing a plugin to play this specific media file. What kind of media file is it? Share answered Mar 21 '16 at 8:19
Use input selector to resolve GStreamer decodebin2's ...
https://www.linkedin.com/pulse/use-input-selector-resolve-gstreamer-decodebin2s-multiple-wj-chang?forceNoSplash=true
The snapshot it given below to show when we complete adding the second audio CODEC into decode bin. Fig 8 complete adding the second audio CODEC into decode bin Finally we indicate a tip to which...
Stream selection - GStreamer: open source multimedia …
https://gstreamer.freedesktop.org/documentation/additional/design/stream-selection.html
Initial differences with decodebin2. decodebin3 is different, compared to decodebin2, in the sense that, by default: it will only expose as output ghost source pads one stream of each type (one audio, one video, ..). It will only decode the exposed streams; The multiqueue element is still used and takes in all elementary (non-decoded) streams ...
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