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1.root@dvr:/# arecord -Dhw:0,0 -r8000 -fS16_LE -twav -c2|aplay -Dhw:0,0 -r8000 -fS 16_LE -c1 aplay: main:660: audio open error: No such file or directory Recording WAVE 'stdin' : Signed 16 bit Little Endian, Rate 8000 Hz, Stereo root@dvr:/# arecord -Dhw:0,0 -r8000 -fS16_LE -twav -c2|aplay -Dhw:0,1 -r8000 -fS 16_LE -c1 Recording WAVE 'stdin' : Signed 16 bit Little Endian, Rate 8000 Hz, Stereo Playing WAVE 'stdin' : Signed 16 bit Little Endian, Rate 8000 Hz, Stereo arecord: pcm_read:1773: read error: Input/output error
2.root@dvr:/usr/share/sounds/alsa# aplay -Dhw:0,0 Side_Right.wav aplay: main:660: audio open error: No such file or directory root@dvr:/usr/share/sounds/alsa# aplay -Dhw:0,1 Side_Right.wav Playing WAVE 'Side_Right.wav' : Signed 16 bit Little Endian, Rate 48000 Hz, Mono aplay: set_params:1065: Channels count non available
