如何在 gstreamer 中混合两个 rtmp 流?
Src:nginx-rtmp cams - h.264/speex 接收器:nginx-rtmp
GStreamer 0.10 或 1.0
---------- -------
| rtmp src |----->| |
---------- | | ----------
| video |----->| rtmp sink|
---------- | mixer | ----------
| rtmp src |----->| |
---------- | |
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