Struct PlayerState 

pub struct PlayerState { /* private fields */ }

The persistant state for the video player. This must be created on the UI thread and persist across frames.

Implementations

impl PlayerState

pub fn colormatrix(&self) -> Result<Option<Rc<str>>, BackendError>

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn container_fps(&self) -> Result<Option<f64>, BackendError>

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn current_demuxer(&self) -> Result<Option<Rc<str>>, BackendError>

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn file_format(&self) -> Result<Option<Rc<str>>, BackendError>

Get the file format of the currently loaded media.

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn filename(&self) -> Result<Option<Rc<str>>, BackendError>

Get the filename of the currently loaded media.

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn hwdec_current(&self) -> Result<Option<Rc<str>>, BackendError>

Get which hardware decoder is being used, if any.

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn media_title(&self) -> Result<Option<Rc<str>>, BackendError>

Get the title of the current media.

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn muted(&self) -> Result<bool, BackendError>

Get whether playback is muted.

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn video_codec(&self) -> Result<Option<Rc<str>>, BackendError>

Get the codec of the current video.

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn video_format(&self) -> Result<Option<Rc<str>>, BackendError>

Get the format of the current video.

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn volume(&self) -> Result<f64, BackendError>

Get the current playback volume

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn paused(&self) -> Result<bool, BackendError>

Get whether playback is paused.

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn duration(&self) -> Result<Option<f64>, BackendError>

Get the total duration of the current video in seconds.

Errors

This function returns Ok(None) if the property is unavailable, and returns an Err(_) if a libmpv error occured.

pub fn dimensions(&self) -> Result<Option<(i64, i64)>, BackendError>

Get the dimensions of the loaded video.

Upon success, this function returns Ok(Some(width, height)).

Errors

If the dimensions are unavailable, it returns Ok(None). An Err(_) is returned in the event of a BackendError.

pub fn aspect_ratio(&self) -> Result<Option<f64>, BackendError>

Get the aspect ratio of the loaded video.

Errors

If the dimensions are unavailable, it returns Ok(None). An Err(_) is returned in the event of a BackendError.

pub fn new(cc: &CreationContext<'_>) -> Result<Self, BackendError>

Create a new PlayerState using an eframe::CreationContext.

Panics

This function should never panic. If it does, this is a bug.

Errors

An Err(_) is returned if there was an issue initializing the libmpv backend.

pub fn load_file(&self, path: impl AsRef<str>) -> Result<(), BackendError>

Load the file at path.

Errors

An Err(_) is returned in the event of a BackendError.

pub fn toggle_pause(&self) -> Result<(), BackendError>

Toggle playback status.

Errors

An Err(_) is returned in the event of a BackendError.

pub fn play(&self) -> Result<(), BackendError>

Errors

An Err(_) is returned in the event of a BackendError.

pub fn pause(&self) -> Result<(), BackendError>

Errors

An Err(_) is returned in the event of a BackendError.

pub fn toggle_mute(&self) -> Result<(), BackendError>

Errors

An Err(_) is returned in the event of a BackendError.

pub fn set_volume(&self, volume: f64) -> Result<(), BackendError>

Set the playback volume as a percentage in the range 0.0..=100.0.

Errors

An Err(_) is returned in the event of a BackendError.

pub fn time_pos(&self) -> Result<Option<f64>, BackendError>

Get the current playback position in seconds.

Errors

This function returns Ok(None) if the time-pos property is unavailable. An Err(_) is returned in the event of a BackendError.

pub fn seek_to(&self, seconds: f64) -> Result<(), BackendError>

Seek to an exact timestamp in the video.

Errors

An Err(_) is returned in the event of a BackendError.

pub fn seek_relative(&self, seconds: f64) -> Result<(), BackendError>

Seek to an offset relative to the current position.

Errors

An Err(_) is returned in the event of a BackendError.

pub fn frame_drop_count(&self) -> Result<Option<i64>, BackendError>

Get the frame drop count.

Errors

An Err(_) is returned in the event of a BackendError.

pub fn destroy_gl_resources(&mut self)

Call this in your app’s App::on_exit implementation to clean up OpenGL resources.

struct App {
    player: PlayerState,
}

impl eframe::App for App {
    fn on_exit(&mut self, _gl: Option<&eframe::glow::Context>) {
        self.player.destroy_gl_resources();
    }
    // ...
}