4
espeak错误
使用espeak时出现错误。音频从头戴式耳机插孔中发出,但是所有这些东西都被写入命令行。我安装了espeak和alsa-utils。任何想法如何解决这些错误? [kevin@raspberrypi ~]$ sudo espeak "hello" [sudo] password for kevin: ALSA lib pcm.c:2217:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.front ALSA lib pcm.c:2217:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.rear ALSA lib pcm.c:2217:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.center_lfe ALSA lib pcm.c:2217:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.side ALSA lib pcm.c:2217:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.surround40 ALSA lib pcm.c:2217:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.surround41 ALSA lib pcm.c:2217:(snd_pcm_open_noupdate) Unknown …
11
audio