pkg.gl

GetVolume gets the volume using amixer command line: amixer -M get PCM output: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 255 Mono: Playback 115 [45%] [-127.55dB] [on] // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */.

IncludedAngle

IncludedAngle caculates the included angle betweet fromAngle to toAngle.

NewEmail

NewEmail ...

NewGPSLogger

NewGPSLogger ...

NewMapRender

No description provided by the author

NewNoopLogger

No description provided by the author

NewStreamer

NewStream ...

PlayMp3

PlayMp3 play mp3 audio using mpg123 you need to install mpg123 first.

PlayWav

PlayWav plays wav audio using aplay.

Record

Record records voice using arecord you need to setup a micro-phone and set it as default device arecord usage: -D: device, use commond "$arecord -l" for viewing card number and device number like 1,0 -d 3: 3 seconds -t wav: wav type -r 16000: Rate 16000 Hz -c 1: 1 channel -f S16_LE: Signed 16 bit Little Endian.

Reverse

Reverse reverses the string.

SetVolume

SetVolume sets the volume using amixer.

StartMotion

StartMotion start the Motion Service if config file doesn't be provided, the default config file will be used the default config file locates /etc/motion/motion.conf.

StopMotion

StopMotion ...

StopMp3

StopMp3 stops to play mp3.

StopWav

StopWav stops to play wav.

WaitQuit

WaitQuit ...