2015-03-19 190 views
0

兩個文件的這種混合:gstreamer管道混合三個音頻源?

GST推出uridecodebin URI =文件:///tmp/file1.mp3!加法器名稱= m! autoaudiosink uridecodebin uri = file:///tmp/file2.mp3! audioconvert!米

如何混合3個文件?

回答

-1

用「wavenc!filesink location = output.wav」替換「alsasink」?

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gst-launch-0.10 adder name=mix ! alsasink filesrc location=file1.wav ! wavparse ! audioconvert ! mix. filesrc location=file2.wav ! wavparse ! audioconvert ! mix. filesrc location=file3.wav ! wavparse ! audioconvert ! mix. 

當然不是最好的方法。但是,有點開始。

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gst-launch-1.0 uridecodebin uri=file:///tmp/file1.mp3 ! audioconvert ! adder name = m ! audioconvert ! autoaudiosink \ 
       uridecodebin uri=file:///tmp/file2.mp3 ! audioconvert ! m. \ 
       uridecodebin uri=file:///tmp/file3.mp3 ! audioconvert ! m.