On a Windows computer, theSpeakericon in the notification area can be used to control volume and other sound-related properties. Clicking on theSpeakericon reveals a master volume slider that controls the volume for the entirety of the Windows Operating System. Windows users can also individually ...
I had try the way in this issue, but not work for me : ( helem (MIXER,'Master Playback Volume',0,1,0) appears twice or more cannot load mixer controls: Invalid argument#47 In default I only can play sound with Back port Here is my comput...
4. Are you facing this sound issue on any specific application, since you had mentioned Skype? If the Volume mixer icon is missing from the desktop, this issue may arise when the notification for the Volume mixer is not turned on in the settings. Please follow the below steps and check ...
二.OpenSLES方式 OpenSLES:(Open Sound Library for Embedded Systems). OpenSLES是跨平台是针对嵌入式系统精心优化的硬件音频加速API。使用OpenSLES进行音频播放的好处是可以不依赖第三方。比如一些音频或者视频播放器中都是用OpenSLES进行播放解码后的pcm的,这样免去了和java层的交互。 使用OpenSLES 在Android中使用Ope...
BeepSound(frequency=1000, duration=250) Makes a beeping sound with a given frequency and duration. ClearClipboard() Removes everything from the clipboard. Delay Wait(seconds=5) Wait for a specified time in seconds WaitForImage("example.png") Wait for an image to appear on the screen. Image...
"/dev/sound/audiohd:0" were being used. $HOME/.mixerctl/<machinename>-<devicename> After discussion with Garrett D'Amore, Nathen Bush, and Glen Faden (who work in the OSS and device allocation areas), there seems to be some consensus that it would be most sensible to manage this in...
I've created an SMF service to automate saving and loading the volume on shutdown and bootup which I think is more appropriate than using GDM. Seehttp://thestaticvoid.com/post/2009/11/25/mixer-state-in-opensolaris/if you're interested. ...
SOUND_MIXER_READ_xxxx 中的xxxx代表具体要查询的内容,比如检查可用的mixer通道用SOUND_MIXER_READ_DEVMASK;检查可用的录音设备,用 SOUND_MIXER_READ_RECMASK;检查单声道/立体声,用SOUND_MIXER_READ_STEREODEVS;检查mixer的一般能力,用SOUND_MIXER_READ_CAPS等等。所有通道的查询的结果都放在mask中,所以要区分出特定...
While sound mixing, you can adjustvolumeandbalanceparameters. You can enableSolooption to play songs from one single source only. Conclusion: It is a decent open source audio mixer that lets you mix and play multiple audios in real time. ...
volume: n/a repeat: on random: off single: off consume: offroot@DreamBox:~#mpd.log内容ALSA lib control.c:882:(snd_ctl_open_noupdate) Invalid CTL /dev/mixerDec 25 22:46 : mixer: Failed to read mixer for ' USB PnP Sound Device ': failed to attach to /dev/mixer: No such file ...