This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ====== Audio ====== <WRAP round important 50%> Please see supported features list of your TQ module to verify that audio playback / recording is supported by the Board Support Package </WRAP> ==== Audio playback ==== The latest BSP revisions are preconfigured for audio playback, when audio is supported. Playback: <code> aplay testfile.wav </code> ++++ example | <code> root@MBa6x:~ aplay testfile.wav Playing WAVE 'testfile' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo </code> ++++ ==== Audio recording ==== In order to start audio recording via the Line In connector the following alsamixer settings have to be applied : <code> amixer set 'Right Input Mixer IN1_R P' unmute amixer set 'Left Input Mixer IN1_L P' unmute amixer set 'ADCFGA Right Mute' mute amixer set 'ADCFGA Left Mute' mute mount -o remount,rw / </code> Recording: <code> arecord -f cd testfile.wav </code> ++++ example | <code> root@MBa6x:~ arecord -f cd testfile.wav Recording WAVE 'testfile' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo </code> ++++ Last modified: 2022/08/04 15:02