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added comments and edited README

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fossedihelm 2017-12-07 11:36:26 +01:00
parent 94e4cd853a
commit de2b4cc8e3
2 changed files with 8 additions and 2 deletions
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1
README.md
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@ -70,6 +70,7 @@ target/release/librespot --username USERNAME --cache CACHEDIR --name DEVICENAME
| Option | | backend | Audio backend to use. Use '?' to list options | BACKEND | | Option | | backend | Audio backend to use. Use '?' to list options | BACKEND |
| Option | | device | Audio device to use. Use '?' to list options | DEVICE | | Option | | device | Audio device to use. Use '?' to list options | DEVICE |
| Option | | mixer | Mixer to use | MIXER | | Option | | mixer | Mixer to use | MIXER |
| Option | | initial-volume | Initial volume in %, once connected [0-100] | VOLUME |
Taken from here: Taken from here:
https://github.com/ComlOnline/librespot/blob/master/src/main.rs#L88 https://github.com/ComlOnline/librespot/blob/master/src/main.rs#L88

9
src/main.rs
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@ -135,27 +135,32 @@ fn setup(args: &[String]) -> Setup {
let mixer = mixer::find(mixer_name.as_ref()) let mixer = mixer::find(mixer_name.as_ref())
.expect("Invalid mixer"); .expect("Invalid mixer");
let initial_volume; let initial_volume;
// check if initial-volume argument is present
if matches.opt_present("initial-volume"){ if matches.opt_present("initial-volume"){
// check if value is a number
if matches.opt_str("initial-volume").unwrap().parse::<i32>().is_ok(){ if matches.opt_str("initial-volume").unwrap().parse::<i32>().is_ok(){
// check if value is in [0-100] range, otherwise put the bound values
if matches.opt_str("initial-volume").unwrap().parse::<i32>().unwrap() < 0 { if matches.opt_str("initial-volume").unwrap().parse::<i32>().unwrap() < 0 {
initial_volume = 0 as i32; initial_volume = 0 as i32;
} }
else if matches.opt_str("initial-volume").unwrap().parse::<i32>().unwrap() > 100{ else if matches.opt_str("initial-volume").unwrap().parse::<i32>().unwrap() > 100{
initial_volume = 0xFFFF as i32; initial_volume = 0xFFFF as i32;
} }
// checks ok
else{ else{
initial_volume = matches.opt_str("initial-volume").unwrap().parse::<i32>().unwrap()* 0xFFFF as i32 / 100 ; initial_volume = matches.opt_str("initial-volume").unwrap().parse::<i32>().unwrap()* 0xFFFF as i32 / 100 ;
} }
} }
// if value is not a number use default value (50%)
else { else {
initial_volume = 0x8000 as i32; initial_volume = 0x8000 as i32;
} }
} }
// if argument not present use default values (50%)
else{ else{
initial_volume = 0x8000 as i32; initial_volume = 0x8000 as i32;
} }
info!("Volume \"{}\" !", initial_volume); debug!("Volume \"{}\" !", initial_volume);
let name = matches.opt_str("name").unwrap(); let name = matches.opt_str("name").unwrap();
let use_audio_cache = !matches.opt_present("disable-audio-cache"); let use_audio_cache = !matches.opt_present("disable-audio-cache");