1) Set to null stream src or disable the stream entirely to fix the "gst_pulsesink_query_getcaps: Could not create probe stream" spam which occurs without webcam audio input (on Linux).
2) Future enhancement: allow any valid GStreamer audio src and basic mixing.
1) Set to null stream src or disable the stream entirely to fix the "gst_pulsesink_query_getcaps: Could not create probe stream" spam which occurs without webcam audio input (on Linux).
2) Future enhancement: allow any valid GStreamer audio src and basic mixing.