Add some audio control functions as the MediaPlayerAudioEx trait

merge-requests/7/merge
T. Okubo 2015-12-17 21:12:46 +09:00
parent a0e9f5b41b
commit f95dcd2376
2 changed files with 42 additions and 0 deletions

40
src/audio.rs 100644
View File

@ -0,0 +1,40 @@
// Copyright (c) 2015 T. Okubo
// This file is part of vlc-rs.
// Licensed under the MIT license, see the LICENSE file.
use ffi;
use ::MediaPlayer;
pub trait MediaPlayerAudioEx {
fn get_mute(&self) -> Option<bool>;
fn set_mute(&self, bool);
fn get_volume(&self) -> i32;
fn set_volume(&self, volume: i32) -> Result<(), ()>;
}
impl MediaPlayerAudioEx for MediaPlayer {
fn get_mute(&self) -> Option<bool> {
let r = unsafe{ ffi::libvlc_audio_get_mute(self.ptr) };
if r == 0 {
Some(false)
}else if r == -1 {
None
}else{
Some(true)
}
}
fn set_mute(&self, status: bool) {
unsafe{ ffi::libvlc_audio_set_mute(self.ptr, if status { 1 }else{ 0 }) };
}
fn get_volume(&self) -> i32 {
unsafe{ ffi::libvlc_audio_get_volume(self.ptr) }
}
fn set_volume(&self, volume: i32) -> Result<(), ()> {
unsafe{
if ffi::libvlc_audio_set_volume(self.ptr, volume) == 0 { Ok(()) }else{ Err(()) }
}
}
}

View File

@ -14,6 +14,7 @@ mod media_list;
mod media_library; mod media_library;
mod enums; mod enums;
mod video; mod video;
mod audio;
pub use enums::*; pub use enums::*;
pub use core::*; pub use core::*;
@ -22,3 +23,4 @@ pub use media_player::*;
pub use media_list::*; pub use media_list::*;
pub use media_library::*; pub use media_library::*;
pub use video::*; pub use video::*;
pub use audio::*;