Archives September 2014

Using GStreamer AppSink from Python

So I decided to play a bit with how to get raw audio samples from gstreamer pipelines. This is normally done (in C or whatever) with an `appsink` element in your gstreamer pipeline. You hook up the pipeline, watch for the buffer, and then you can map it into a Numpy buffer (or whatever you like really). I haven't actually got a use-case for this right now; when I sat down I was toying with the idea of running neural nets on the samples to try to detect phonemes, but that will be some other day.

For today, consider ...

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