全局的capture和playback "Capture Source","Capture Volume","Capture Switch",它们用于全局的capture source,switch和volume。同理,"Playback Volume","Playback Switch",它们用于全局的输出switch和volume。 Tone-controles 音调控制的开关和音量命名为:Tone Control - XXX,例如,"Tone Control - Switch","Tone Con...
全局的capture和playback "Capture Source","Capture Volume","Capture Switch",它们用于全局的capture source,switch和volume。同理,"Playback Volume","Playback Switch",它们用于全局的输出switch和volume。 Tone-controles:音调控制的开关和音量命名为:Tone Control - XXX,例如,"Tone Control - Switch","...
1、全局的capture和playback:"Capture Source",“Capture Volume”,“Capture Switch”,他们用于全局的capture source、switch和volume。同样的“Playback Volume”,“Playeback Switch”,它们用于全局的输出switch和volume。 2、Tone-controles:音调控制的开关和音量命名为:Tomw Control-XXX,例如,“Tone-Control-Switch”...
1、全局的capture和playback:"Capture Source",“Capture Volume”,“Capture Switch”,他们用于全局的capture source、switch和volume。同样的“Playback Volume”,“Playeback Switch”,它们用于全局的输出switch和volume。 2、Tone-controles:音调控制的开关和音量命名为:Tomw Control-XXX,例如,“Tone-Control-Switch”...
全局的capture和playback"Capture Source","Capture Volume","Capture Switch",它们用于全局的capture source,switch和volume。同理,"Playback Volume","Playback Switch",它们用于全局的输出switch和volume。 Tone-controles音调控制的开关和音量命名为:Tone Control - XXX,例如,"Tone Control - Switch","Tone Control...
全局的capture和playback "Capture Source","Capture Volume","Capture Switch",它们用于全局的capture source,switch和volume.同理,"Playback Volume","Playback Switch",它们用于全局的输出switch和volume. Tone-controles 音调控制的开关和音量命名为:Tone Control - XXX,例如,"Tone Control - Switch","Tone Contr...
用alc5640进行mixer控制的用法: # alsa_amixer -c 2 controls 如下: alsa_amixer -c 2 controls numid=35,iface=MIXER,name='Headphone Switch' numid=20,iface=MIXER,name='Mono ADC Capture Volume' numid=122,iface=MIXER,name='Mono ADC L1 Mux' ...
name定义的标准是“SOURCEDIRECTION FUNCTION”即“源方向 功能”,SOURCE定义了control的源,如“Master”、“PCM”等;DIRECTION则为“Playback”、“Capture”等,如果DIRECTION忽略,意味着Playback和capture双向;FUNCTION则可以是“Switch”、“Volume”和“Route”等。上层也可以根据numid来找到对应的control,snd_ctl_...
alsamixer 的播放页上设备的音量滑块称为$name Playback Volume,采集页上相同的 control 控件称为$name Capture Volume。播放音量滑块下面的静音按钮称为$name Playback Switch,采集页上的启用开关称为$name Capture Switch。Controls 控件中没有音量滑块但有文本选择的控件名称为$name Playback Route。
alsa_amixer controls :列出alsa驱动里面注册的所有控制接口。 这些controls是在驱动里面通过struct snd_kcontrol_new twl4030_snd_controls[] 定义,函数static int twl4030_add_controls(struct snd_soc_codec *codec)来添加的接口。 格式如下: numid=19,iface=MIXER,name='Analog Capture Volume' ...