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GstAudioConverter - GStreamer

https://gstreamer.freedesktop.org/documentation/audio/gstaudioconverter.html

def GstAudio.AudioConverter.update_config (self, in_rate, out_rate, config): #python wrapper for 'gst_audio_converter_update_config' Set in_rate, out_rate and config as extra configuration for convert. in_rate and out_rate specify the new sample rates of input and output formats. A value of 0 leaves the sample rate unchanged.

audioconvert - GStreamer

https://gstreamer.freedesktop.org/documentation/audioconvert/index.html

gst-launch-1.0 -v -m audiotestsrc ! audioconvert ! audio/x-raw,format=S8,channels=2 ! level ! fakesink silent=TRUE This pipeline converts audio to 8-bit. The level element shows that the output levels still match the one for a sine wave.

Python GStreamer Tutorial - GitHub Pages

https://brettviren.github.io/pygst-tutorial-org/pygst-tutorial.html

The micro-language used in this function call is that of the gst-launch command line program.. When you do manually link pads with the .link() method make sure that you link a src-pad to a sink-pad.No rule though without exceptions. A Gst.GhostPad should be linked to a pad of the same kind as itself. We have already showed how a ghost pad works in the addition to example …

Gstreamer of python's gst.LinkError problem - Stack …

https://stackoverflow.com/questions/2993777/gstreamer-of-pythons-gst-linkerror-problem

your problem is here: gst.element_link_many(filesrc, decode, convert, sink) the reason is that not all elements have simple, static inputs and outputs. at this point in your program, your decodebin does not have any source pads (that is: no outputs). a pad is like a nipple - it's an input / output to an element. pads can appear, disappear or just sit there. there …

python - How to record audio in gstreamer for pre-defined ...

https://stackoverflow.com/questions/21253064/how-to-record-audio-in-gstreamer-for-pre-defined-time

I have python gstreamer - 1.0 code that records audio using "autoaudiosrc" element. My question is to stop the pipeline after few 'predefined' seconds and preferably I want to add it in gstelement format .

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