@qborobot @nonogrub that is not what I mean. I tested the colors explicitly with sketch. Green works fine. Blue works fine. Red does nothing. Th...

UPDATE: it was just firewall rules. google voice was being blocked since it was using an unexpected port

In case anyone else has similar problems -- test video with the "cheese" app, and test sound with arecord. So at this point I confirm that I can inp...

Ok, my wiring looks correct, and arecord proves that the microphone gets sound (with some noise). However, none of the test code responds to any voic...