Questions tagged «audio-playback»

1
同时将音频输出到多个声音设备
我希望RasPi可以将音频发送到板载音频输出端口,也可以发送到数字输出卡(I2S Hifiberry Digi)。ALSA应该可以做到这一点。我已经加载了驱动程序,可以分别发送到两个声音设备,但是将它们组合起来是行不通的。有几篇文章解释了如何执行此操作,但是我无法使我的配置正常工作。 播放错误: Playing WAVE 'sin1000_48khz.wav' : Signed 16 bit Little Endian, Rate 48000 Hz, Stereo ALSA lib pcm_params.c:2162:(snd1_pcm_hw_refine_slave) Slave PCM not usable aplay: set_params:1059: Broken configuration for this PCM: no configurations available “ aplay -l”的输出 **** List of PLAYBACK Hardware Devices **** card 0: sndrpihifiberry [snd_rpi_hifiberry_digi], device 0: …
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