Grzegorz/mpvipc-async
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Make entire project async

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This moves all communication with Mpv's unix socket into another tokio
task, and uses message passing through clonable mpsc channels to receive
commands to execute, and to send responses.
This commit is contained in:
Oystein Kristoffer Tveit
2024-04-17 00:07:11 +02:00
parent f5c9674b78
commit deb45a4570
6 changed files with 638 additions and 646 deletions
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11
examples/fetch_state.rs
View File

@@ -1,15 +1,16 @@
use env_logger;
use mpvipc::{Error as MpvError, Mpv};
fn main() -> Result<(), MpvError> {
#[tokio::main]
async fn main() -> Result<(), MpvError> {
env_logger::init();
let mpv = Mpv::connect("/tmp/mpv.sock")?;
let meta = mpv.get_metadata()?;
let mpv = Mpv::connect("/tmp/mpv.sock").await?;
let meta = mpv.get_metadata().await?;
println!("metadata: {:?}", meta);
let playlist = mpv.get_playlist()?;
let playlist = mpv.get_playlist().await?;
println!("playlist: {:?}", playlist);
let playback_time: f64 = mpv.get_property("playback-time")?;
let playback_time: f64 = mpv.get_property("playback-time").await?;
println!("playback-time: {}", playback_time);
Ok(())
}

96
examples/media_player.rs
View File

@@ -11,58 +11,60 @@ fn seconds_to_hms(total: f64) -> String {
format!("{:02}:{:02}:{:02}", hours, minutes, seconds)
}
fn main() -> Result<(), Error> {
#[tokio::main]
async fn main() -> Result<(), Error> {
env_logger::init();
let mut mpv = Mpv::connect("/tmp/mpv.sock")?;
let mut mpv = Mpv::connect("/tmp/mpv.sock").await?;
let mut pause = false;
let mut playback_time = std::f64::NAN;
let mut duration = std::f64::NAN;
mpv.observe_property(1, "path")?;
mpv.observe_property(2, "pause")?;
mpv.observe_property(3, "playback-time")?;
mpv.observe_property(4, "duration")?;
mpv.observe_property(5, "metadata")?;
mpv.observe_property(1, "path").await?;
mpv.observe_property(2, "pause").await?;
mpv.observe_property(3, "playback-time").await?;
mpv.observe_property(4, "duration").await?;
mpv.observe_property(5, "metadata").await?;
loop {
let event = mpv.event_listen()?;
match event {
Event::PropertyChange { id: _, property } => match property {
Property::Path(Some(value)) => println!("\nPlaying: {}", value),
Property::Path(None) => (),
Property::Pause(value) => pause = value,
Property::PlaybackTime(Some(value)) => playback_time = value,
Property::PlaybackTime(None) => playback_time = std::f64::NAN,
Property::Duration(Some(value)) => duration = value,
Property::Duration(None) => duration = std::f64::NAN,
Property::Metadata(Some(value)) => {
println!("File tags:");
if let Some(MpvDataType::String(value)) = value.get("ARTIST") {
println!(" Artist: {}", value);
}
if let Some(MpvDataType::String(value)) = value.get("ALBUM") {
println!(" Album: {}", value);
}
if let Some(MpvDataType::String(value)) = value.get("TITLE") {
println!(" Title: {}", value);
}
if let Some(MpvDataType::String(value)) = value.get("TRACK") {
println!(" Track: {}", value);
}
}
Property::Metadata(None) => (),
Property::Unknown { name: _, data: _ } => (),
},
Event::Shutdown => return Ok(()),
Event::Unimplemented => panic!("Unimplemented event"),
_ => (),
}
print!(
"{}{} / {} ({:.0}%)\r",
if pause { "(Paused) " } else { "" },
seconds_to_hms(playback_time),
seconds_to_hms(duration),
100. * playback_time / duration
);
io::stdout().flush().unwrap();
// TODO:
// let event = mpv.event_listen()?;
// match event {
// Event::PropertyChange { id: _, property } => match property {
// Property::Path(Some(value)) => println!("\nPlaying: {}", value),
// Property::Path(None) => (),
// Property::Pause(value) => pause = value,
// Property::PlaybackTime(Some(value)) => playback_time = value,
// Property::PlaybackTime(None) => playback_time = std::f64::NAN,
// Property::Duration(Some(value)) => duration = value,
// Property::Duration(None) => duration = std::f64::NAN,
// Property::Metadata(Some(value)) => {
// println!("File tags:");
// if let Some(MpvDataType::String(value)) = value.get("ARTIST") {
// println!(" Artist: {}", value);
// }
// if let Some(MpvDataType::String(value)) = value.get("ALBUM") {
// println!(" Album: {}", value);
// }
// if let Some(MpvDataType::String(value)) = value.get("TITLE") {
// println!(" Title: {}", value);
// }
// if let Some(MpvDataType::String(value)) = value.get("TRACK") {
// println!(" Track: {}", value);
// }
// }
// Property::Metadata(None) => (),
// Property::Unknown { name: _, data: _ } => (),
// },
// Event::Shutdown => return Ok(()),
// Event::Unimplemented => panic!("Unimplemented event"),
// _ => (),
// }
// print!(
// "{}{} / {} ({:.0}%)\r",
// if pause { "(Paused) " } else { "" },
// seconds_to_hms(playback_time),
// seconds_to_hms(duration),
// 100. * playback_time / duration
// );
// io::stdout().flush().unwrap();
}
}