卸载Pulseaudio、Jack、Pipewire后,系统就只剩下内核自带的ALSA了。但是ALSA默认程序独占声卡,表现为开mpv看视频同时开firefox看片时,仅mpv有声音、firefox没有,提示audio device busy;除非你自己专门买了一张独立声卡(支持硬件混音),否则绝大部分普通电脑仅有集成声卡,是不支持硬件混音的。这时需要通过编辑配置ALSA的配...
and as long as your ALSA device is working with the alsa tools (arecord, aplay) it should also work with baresip. Please refer to the ALSA documentation if you want to do something advanced, and to find out which device name to use. ...
Playback open error: Device or resource busy Run Code Online (Sandbox Code Playgroud) 看一下这个例子的源代码,我可以说第882行的snd_pcm_open函数抛出了这个错误.它找到设备忙,因为另一个进程当前正在使用它. 我也尝试了相反的方式 - 首先开始这个例子然后尝试开始一首歌.在这种情况下,媒体播放器保持空...
Ubuntu_编译Alsa声卡驱动.docx,使用最新 ALSA 驱动解决 UBUNTU LINUX INTEL 集成声卡问题 目前用户所抱怨的 Ubuntu 系列的声卡问题,基本上归结为几类:一,找不到声音设备;二, 不发声;三,耳机和音箱同时发声;四、话筒没声。大部分这种问题都是由笔记本上 Intel 集成声
> device busy"), however I found the following patch makes it work: most likely your ac97 codec chip has the IEC958 control, which conflicts with the native emu10k1's control. please check /proc/asound/card0/ac97#0 (with your patch). ...
对于上面的架构,在某一时刻只能有一个程序打开声卡并占有它,此时其它程序打开的话,会返回busy.如要支持同时可以多个应用程序打开声卡,需要支持 混音功能,有些声卡支持硬件混音,但大部分声卡不支持硬件混音,需要软件混音。这时需要ESD,pulseAudio等,架构变为: ...
When working with 2 cards instead of 2 device at the same card, I get no error for this issue of 'ALSA control name already busy'. I guess it is some ALSA bug. I think that working in such configuration should be good enough , Right? I rather do this simple fix...
Failed to open the ALSA device 'hw:PCH,0 (ALC255 Analog)' (Device or resource busy). zbouboutchi (zbouboutchi) August 3, 2022, 5:29am 2 Hi, looks like a mess between renoise/jack/alsa/pulseaudio… The realtime thread for alsa is not your mute problem’s origin, have you tri...
> The device shows up in 'arecord -l' and 'aplay -l'. But when I try to > record from it with arecord, I get: > > > *arecord -D hw:5 -t wav -c 2 -f S16_LE -r 44100 /tmp/foo.wavarecord: > main:831: audio open error: Device or resource busy* ...
CARD=x作为snd_pcm_open函数的设备名称参数来打开默认设备,这导致我的系统中出现device not found错误...