Hello, I would like to know what are the major differences between theses two audio input / output features on the Leopard Board: 1) the Microphone / Headphone (audio out) coming out from the TVL320 and going into the Stereo jack [p. 19 schematics] 2) the SPK1 / M1 negative / positive lines...

Hi, DM365 with Ridgerun EVAL2011Q2. I tried to connect two microphones with a stereo micro jack plug. I supposed that I obtains a dual channel audio in this way: gst-launch-0.10 -e alsasrc ! \ 'audio/x-raw-int,rate=(int)44100,channels=(int)2' ! \ queue ! dmaienc_aac bitrate=128000 outputBufferSize...