dud*_*ing 6 linux audio jack raspberry-pi
我正在运行Raspberry Pi图像2012-07-15-wheezy-raspbian.zip,我有一个CMedia 108 USB音频适配器安装RPi.
尝试使用内置音频启动jackd
jackd -r -d alsa -d hw:0
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无法启动
JACK compiled with System V SHM support.
loading driver ..
creating alsa driver ... hw:0|hw:0|1024|2|48000|0|0|nomon|swmeter|-|32bit
control device hw:0
ALSA: Cannot open PCM device alsa_pcm for capture. Falling back to playback-only mode
configuring for 48000Hz, period = 1024 frames (21.3 ms), buffer = 2 periods
ALSA: mmap-based access is not possible for the playback stream of this audio interface
ALSA: cannot configure playback channel
cannot load driver module alsa
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使用USB音频
jackd -r -d alsa -d hw:1
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立即退出,而不是在后台运行.
JACK compiled with System V SHM support.
loading driver ..
creating alsa driver ... hw:1|hw:1|1024|2|48000|0|0|nomon|swmeter|-|32bit
control device hw:1
configuring for 48000Hz, period = 1024 frames (21.3 ms), buffer = 2 periods
ALSA: final selected sample format for capture: 16bit little-endian
ALSA: use 2 periods for capture
ALSA: final selected sample format for playback: 16bit little-endian
ALSA: use 2 periods for playback
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有任何想法吗?
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