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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="MPV-based player backend for Linux"><title>MpvBackend in jellytau_lib::player::mpv_backend - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../../static.files/rustdoc-17e0aaed.css"><meta name="rustdoc-vars" data-root-path="../../../" data-static-root-path="../../../static.files/" data-current-crate="jellytau_lib" data-themes="" data-resource-suffix="" data-rustdoc-version="1.97.1 (8bab26f4f 2026-07-14)" data-channel="1.97.1" data-search-js="search-fd9372ac.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-fcd733ba.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.css"></noscript><link rel="alternate icon" type="image/png" href="../../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../../static.files/favicon-044be391.svg"></head><body class="rustdoc struct"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><rustdoc-topbar><h2><a href="#">MpvBackend</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../jellytau_lib/index.html">jellytau_<wbr>lib</a><span class="version">0.11.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">MpvBackend</a></h2><h3><a href="#fields">Fields</a></h3><ul class="block structfield"><li><a href="#structfield.audio_settings" title="audio_settings">audio_settings</a></li><li><a href="#structfield.event_emitter" title="event_emitter">event_emitter</a></li><li><a href="#structfield.last_seek_time" title="last_seek_time">last_seek_time</a></li><li><a href="#structfield.mpv" title="mpv">mpv</a></li><li><a href="#structfield.observed" title="observed">observed</a></li><li><a href="#structfield.pending_seek" title="pending_seek">pending_seek</a></li><li><a href="#structfield.playback_reporter" title="playback_reporter">playback_reporter</a></li><li><a href="#structfield.position_throttler" title="position_throttler">position_throttler</a></li><li><a href="#structfield.state" title="state">state</a></li></ul><h3><a href="#implementations">Associated Functions</a></h3><ul class="block method"><li><a href="#method.new" title="new">new</a></li></ul><h3><a href="#implementations">Methods</a></h3><ul class="block method"><li><a href="#method.start_event_loop" title="start_event_loop">start_event_loop</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block trait-implementation"><li><a href="#impl-Drop-for-MpvBackend" title="Drop">Drop</a></li><li><a href="#impl-PlayerBackend-for-MpvBackend" title="PlayerBackend">PlayerBackend</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block synthetic-implementation"><li><a href="#impl-RefUnwindSafe-for-MpvBackend" title="!RefUnwindSafe">!RefUnwindSafe</a></li><li><a href="#impl-UnwindSafe-for-MpvBackend" title="!UnwindSafe">!UnwindSafe</a></li><li><a href="#impl-Freeze-for-MpvBackend" title="Freeze">Freeze</a></li><li><a href="#impl-Send-for-MpvBackend" title="Send">Send</a></li><li><a href="#impl-Sync-for-MpvBackend" title="Sync">Sync</a></li><li><a href="#impl-Unpin-for-MpvBackend" title="Unpin">Unpin</a></li><li><a href="#impl-UnsafeUnpin-for-MpvBackend" title="UnsafeUnpin">UnsafeUnpin</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block blanket-implementation"><li><a href="#impl-Any-for-T" title="Any">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-T" title="Borrow&#60;T&#62;">Borrow&#60;T&#62;</a></li><li><a href="#impl-BorrowMut%3CT%3E-for-T" title="BorrowMut&#60;T&#62;">BorrowMut&#60;T&#62;</a></li><li><a href="#impl-From%3CT%3E-for-T" title="From&#60;T&#62;">From&#60;T&#62;</a></li><li><a href="#impl-Instrument-for-T" title="Instrument">Instrument</a></li><li><a href="#impl-Into%3CU%3E-for-T" title="Into&#60;U&#62;">Into&#60;U&#62;</a></li><li><a href="#impl-PolicyExt-for-T" title="PolicyExt">PolicyExt</a></li><li><a href="#impl-Same-for-T" title="Same">Same</a></li><li><a href="#impl-TryFrom%3CU%3E-for-T" title="TryFrom&#60;U&#62;">TryFrom&#60;U&#62;</a></li><li><a href="#impl-TryInto%3CU%3E-for-T" title="TryInto&#60;U&#62;">TryInto&#60;U&#62;</a></li><li><a href="#impl-VZip%3CV%3E-for-T" title="VZip&#60;V&#62;">VZip&#60;V&#62;</a></li><li><a href="#impl-WithSubscriber-for-T" title="WithSubscriber">WithSubscriber</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="index.html">In jellytau_<wbr>lib::<wbr>player::<wbr>mpv_<wbr>backend</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">jellytau_lib</a>::<wbr><a href="../index.html">player</a>::<wbr><a href="index.html">mpv_backend</a></div><h1>Struct <span class="struct">MpvBackend</span>&nbsp;<button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#22-50">Source</a> </span></div><pre class="rust item-decl"><code>pub struct MpvBackend {
mpv: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;Mpv&gt;,
state: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.97.1/std/sync/poison/mutex/struct.Mutex.html" title="struct std::sync::poison::mutex::Mutex">Mutex</a>&lt;<a class="struct" href="struct.InternalState.html" title="struct jellytau_lib::player::mpv_backend::InternalState">InternalState</a>&gt;&gt;,
event_emitter: <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;dyn <a class="trait" href="../events/trait.PlayerEventEmitter.html" title="trait jellytau_lib::player::events::PlayerEventEmitter">PlayerEventEmitter</a>&gt;&gt;,
audio_settings: <a class="struct" href="../../settings/struct.AudioSettings.html" title="struct jellytau_lib::settings::AudioSettings">AudioSettings</a>,
playback_reporter: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;Mutex&lt;<a class="enum" href="https://doc.rust-lang.org/1.97.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../../playback_reporting/reporter/struct.PlaybackReporter.html" title="struct jellytau_lib::playback_reporting::reporter::PlaybackReporter">PlaybackReporter</a>&gt;&gt;&gt;,
position_throttler: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="struct" href="../../playback_reporting/throttle/struct.EventThrottler.html" title="struct jellytau_lib::playback_reporting::throttle::EventThrottler">EventThrottler</a>&gt;,
last_seek_time: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="type" href="https://doc.rust-lang.org/1.97.1/core/sync/atomic/type.AtomicU64.html" title="type core::sync::atomic::AtomicU64">AtomicU64</a>&gt;,
observed: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.97.1/std/sync/poison/mutex/struct.Mutex.html" title="struct std::sync::poison::mutex::Mutex">Mutex</a>&lt;<a class="struct" href="../stream_end/struct.ObservedTime.html" title="struct jellytau_lib::player::stream_end::ObservedTime">ObservedTime</a>&gt;&gt;,
pending_seek: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.97.1/std/sync/poison/mutex/struct.Mutex.html" title="struct std::sync::poison::mutex::Mutex">Mutex</a>&lt;<a class="enum" href="https://doc.rust-lang.org/1.97.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.f64.html">f64</a>&gt;&gt;&gt;,
}</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>MPV-based player backend for Linux</p>
<p>Uses libmpv for audio playback with full control over playback state,
position tracking, and event handling.</p>
</div></details><h2 id="fields" class="fields section-header">Fields<a href="#fields" class="anchor">§</a></h2><span id="structfield.mpv" class="structfield section-header"><a href="#structfield.mpv" class="anchor field">§</a><code>mpv: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;Mpv&gt;</code></span><span id="structfield.state" class="structfield section-header"><a href="#structfield.state" class="anchor field">§</a><code>state: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.97.1/std/sync/poison/mutex/struct.Mutex.html" title="struct std::sync::poison::mutex::Mutex">Mutex</a>&lt;<a class="struct" href="struct.InternalState.html" title="struct jellytau_lib::player::mpv_backend::InternalState">InternalState</a>&gt;&gt;</code></span><span id="structfield.event_emitter" class="structfield section-header"><a href="#structfield.event_emitter" class="anchor field">§</a><code>event_emitter: <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;dyn <a class="trait" href="../events/trait.PlayerEventEmitter.html" title="trait jellytau_lib::player::events::PlayerEventEmitter">PlayerEventEmitter</a>&gt;&gt;</code></span><span id="structfield.audio_settings" class="structfield section-header"><a href="#structfield.audio_settings" class="anchor field">§</a><code>audio_settings: <a class="struct" href="../../settings/struct.AudioSettings.html" title="struct jellytau_lib::settings::AudioSettings">AudioSettings</a></code></span><span id="structfield.playback_reporter" class="structfield section-header"><a href="#structfield.playback_reporter" class="anchor field">§</a><code>playback_reporter: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;Mutex&lt;<a class="enum" href="https://doc.rust-lang.org/1.97.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../../playback_reporting/reporter/struct.PlaybackReporter.html" title="struct jellytau_lib::playback_reporting::reporter::PlaybackReporter">PlaybackReporter</a>&gt;&gt;&gt;</code></span><span id="structfield.position_throttler" class="structfield section-header"><a href="#structfield.position_throttler" class="anchor field">§</a><code>position_throttler: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="struct" href="../../playback_reporting/throttle/struct.EventThrottler.html" title="struct jellytau_lib::playback_reporting::throttle::EventThrottler">EventThrottler</a>&gt;</code></span><span id="structfield.last_seek_time" class="structfield section-header"><a href="#structfield.last_seek_time" class="anchor field">§</a><code>last_seek_time: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="type" href="https://doc.rust-lang.org/1.97.1/core/sync/atomic/type.AtomicU64.html" title="type core::sync::atomic::AtomicU64">AtomicU64</a>&gt;</code></span><span id="structfield.observed" class="structfield section-header"><a href="#structfield.observed" class="anchor field">§</a><code>observed: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.97.1/std/sync/poison/mutex/struct.Mutex.html" title="struct std::sync::poison::mutex::Mutex">Mutex</a>&lt;<a class="struct" href="../stream_end/struct.ObservedTime.html" title="struct jellytau_lib::player::stream_end::ObservedTime">ObservedTime</a>&gt;&gt;</code></span><div class="docblock"><p>Last position/duration seen while a file was loaded.</p>
<p><code>time-pos</code> and <code>duration</code> are live properties of the <em>loaded</em> file: at
EOF MPV unloads it and both stop resolving, so reading them straight
through reported 0.0 / unknown exactly when end-of-file handling needed to
know where playback reached. See <a href="../stream_end/struct.ObservedTime.html" title="struct jellytau_lib::player::stream_end::ObservedTime"><code>ObservedTime</code></a>.</p>
</div><span id="structfield.pending_seek" class="structfield section-header"><a href="#structfield.pending_seek" class="anchor field">§</a><code>pending_seek: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.97.1/std/sync/poison/mutex/struct.Mutex.html" title="struct std::sync::poison::mutex::Mutex">Mutex</a>&lt;<a class="enum" href="https://doc.rust-lang.org/1.97.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.f64.html">f64</a>&gt;&gt;&gt;</code></span><div class="docblock"><p>A seek that arrived before MPV had a file to seek in.</p>
<p><code>loadfile</code> is asynchronous: it returns as soon as the command is queued,
so <code>time-pos</code> is not yet a resolvable property and setting it fails. A
seek issued in that window used to be dropped on the floor, and the two
callers that do exactly this are the ones a viewer notices — resume, and
a transcoded seek, both of which re-open the stream and then ask for a
position. The stream reloaded and played from zero.</p>
<p>Held here and applied by the <code>FileLoaded</code> arm.</p>
<p>TRACES: UR-040, UR-005 | DR-241</p>
</div><h2 id="implementations" class="section-header">Implementations<a href="#implementations" class="anchor">§</a></h2><div id="implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-MpvBackend" class="impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#131-579">Source</a><a href="#impl-MpvBackend" class="anchor">§</a><h3 class="code-header">impl <a class="struct" href="struct.MpvBackend.html" title="struct jellytau_lib::player::mpv_backend::MpvBackend">MpvBackend</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.new" class="method"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#133-262">Source</a><h4 class="code-header">pub fn <a href="#method.new" class="fn">new</a>(
event_emitter: <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;dyn <a class="trait" href="../events/trait.PlayerEventEmitter.html" title="trait jellytau_lib::player::events::PlayerEventEmitter">PlayerEventEmitter</a>&gt;&gt;,
playback_reporter: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;TokioMutex&lt;<a class="enum" href="https://doc.rust-lang.org/1.97.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../../playback_reporting/reporter/struct.PlaybackReporter.html" title="struct jellytau_lib::playback_reporting::reporter::PlaybackReporter">PlaybackReporter</a>&gt;&gt;&gt;,
position_throttler: <a class="struct" href="https://doc.rust-lang.org/1.97.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;<a class="struct" href="../../playback_reporting/throttle/struct.EventThrottler.html" title="struct jellytau_lib::playback_reporting::throttle::EventThrottler">EventThrottler</a>&gt;,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;Self, <a class="struct" href="../backend/struct.PlayerError.html" title="struct jellytau_lib::player::backend::PlayerError">PlayerError</a>&gt;</h4></section></summary><div class="docblock"><p>Create a new MPV backend</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.start_event_loop" class="method"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#265-578">Source</a><h4 class="code-header">fn <a href="#method.start_event_loop" class="fn">start_event_loop</a>(&amp;self)</h4></section></summary><div class="docblock"><p>Start the MPV event loop in a background thread</p>
</div></details></div></details></div><h2 id="trait-implementations" class="section-header">Trait Implementations<a href="#trait-implementations" class="anchor">§</a></h2><div id="trait-implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-Drop-for-MpvBackend" class="impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#865-870">Source</a><a href="#impl-Drop-for-MpvBackend" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/ops/drop/trait.Drop.html" title="trait core::ops::drop::Drop">Drop</a> for <a class="struct" href="struct.MpvBackend.html" title="struct jellytau_lib::player::mpv_backend::MpvBackend">MpvBackend</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.drop" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#866-869">Source</a><a href="#method.drop" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.97.1/core/ops/drop/trait.Drop.html#method.drop" class="fn">drop</a>(&amp;mut self)</h4></section></summary><div class='docblock'>Executes the destructor for this type. <a href="https://doc.rust-lang.org/1.97.1/core/ops/drop/trait.Drop.html#method.drop">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.pin_drop" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/ops/drop.rs.html#267">Source</a><a href="#method.pin_drop" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.97.1/core/ops/drop/trait.Drop.html#method.pin_drop" class="fn">pin_drop</a>(self: <a class="struct" href="https://doc.rust-lang.org/1.97.1/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a>&lt;&amp;mut Self&gt;)</h4></section></summary><span class="item-info"><div class="stab unstable"><span class="emoji">🔬</span><span>This is a nightly-only experimental API. (<code>pin_ergonomics</code>)</span></div></span><div class='docblock'>Execute the destructor for this type, but different to <a href="https://doc.rust-lang.org/1.97.1/core/ops/drop/trait.Drop.html#method.drop" title="method core::ops::drop::Drop::drop"><code>Drop::drop</code></a>, it requires <code>self</code>
to be pinned. <a href="https://doc.rust-lang.org/1.97.1/core/ops/drop/trait.Drop.html#method.pin_drop">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-PlayerBackend-for-MpvBackend" class="impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#581-790">Source</a><a href="#impl-PlayerBackend-for-MpvBackend" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="../backend/trait.PlayerBackend.html" title="trait jellytau_lib::player::backend::PlayerBackend">PlayerBackend</a> for <a class="struct" href="struct.MpvBackend.html" title="struct jellytau_lib::player::mpv_backend::MpvBackend">MpvBackend</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.position" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#706-709">Source</a><a href="#method.position" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#tymethod.position" class="fn">position</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.f64.html">f64</a></h4></section></summary><div class="docblock"><p>Current position — the live <code>time-pos</code>, or the last one observed while a
file was loaded.</p>
<p>The fallback is the point: <code>time-pos</code> is a property of the <em>loaded</em> file,
so at EOF it stops resolving and a bare <code>unwrap_or(0.0)</code> reported 0:00 at
exactly the moment end-of-file handling asks where playback reached.</p>
<p>TRACES: UR-005 | DR-130 | UT-121</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.duration" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#715-718">Source</a><a href="#method.duration" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#tymethod.duration" class="fn">duration</a>(&amp;self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.f64.html">f64</a>&gt;</h4></section></summary><div class="docblock"><p>Total duration — live, or the last one observed. Unloaded at EOF for the
same reason as <code>position</code>.</p>
<p>TRACES: UR-005 | DR-130 | UT-121</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.load" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#582-604">Source</a><a href="#method.load" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#tymethod.load" class="fn">load</a>(&amp;mut self, media: &amp;<a class="struct" href="../media/struct.MediaItem.html" title="struct jellytau_lib::player::media::MediaItem">MediaItem</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.unit.html">()</a>, <a class="struct" href="../backend/struct.PlayerError.html" title="struct jellytau_lib::player::backend::PlayerError">PlayerError</a>&gt;</h4></section></summary><div class='docblock'>Load a media item for playback
TRACES: UR-005</div></details><details class="toggle method-toggle" open><summary><section id="method.play" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#606-616">Source</a><a href="#method.play" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#tymethod.play" class="fn">play</a>(&amp;mut self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.unit.html">()</a>, <a class="struct" href="../backend/struct.PlayerError.html" title="struct jellytau_lib::player::backend::PlayerError">PlayerError</a>&gt;</h4></section></summary><div class='docblock'>Start or resume playback
TRACES: UR-005</div></details><details class="toggle method-toggle" open><summary><section id="method.pause" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#618-628">Source</a><a href="#method.pause" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#tymethod.pause" class="fn">pause</a>(&amp;mut self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.unit.html">()</a>, <a class="struct" href="../backend/struct.PlayerError.html" title="struct jellytau_lib::player::backend::PlayerError">PlayerError</a>&gt;</h4></section></summary><div class='docblock'>Pause playback
TRACES: UR-005</div></details><details class="toggle method-toggle" open><summary><section id="method.stop" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#630-641">Source</a><a href="#method.stop" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#tymethod.stop" class="fn">stop</a>(&amp;mut self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.unit.html">()</a>, <a class="struct" href="../backend/struct.PlayerError.html" title="struct jellytau_lib::player::backend::PlayerError">PlayerError</a>&gt;</h4></section></summary><div class='docblock'>Stop playback and unload media
TRACES: UR-005</div></details><details class="toggle method-toggle" open><summary><section id="method.seek" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#643-677">Source</a><a href="#method.seek" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#tymethod.seek" class="fn">seek</a>(&amp;mut self, position: <a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.f64.html">f64</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.unit.html">()</a>, <a class="struct" href="../backend/struct.PlayerError.html" title="struct jellytau_lib::player::backend::PlayerError">PlayerError</a>&gt;</h4></section></summary><div class='docblock'>Seek to a position in seconds
TRACES: UR-005</div></details><details class="toggle method-toggle" open><summary><section id="method.set_volume" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#679-696">Source</a><a href="#method.set_volume" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#tymethod.set_volume" class="fn">set_volume</a>(&amp;mut self, volume: <a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.f32.html">f32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.unit.html">()</a>, <a class="struct" href="../backend/struct.PlayerError.html" title="struct jellytau_lib::player::backend::PlayerError">PlayerError</a>&gt;</h4></section></summary><div class='docblock'>Set volume (0.0 - 1.0)
TRACES: UR-016</div></details><details class="toggle method-toggle" open><summary><section id="method.state" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#720-744">Source</a><a href="#method.state" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#tymethod.state" class="fn">state</a>(&amp;self) -&gt; <a class="enum" href="../state/enum.PlayerState.html" title="enum jellytau_lib::player::state::PlayerState">PlayerState</a></h4></section></summary><div class='docblock'>Get current player state</div></details><details class="toggle method-toggle" open><summary><section id="method.volume" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#746-749">Source</a><a href="#method.volume" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#tymethod.volume" class="fn">volume</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.f32.html">f32</a></h4></section></summary><div class='docblock'>Get current volume</div></details><details class="toggle method-toggle" open><summary><section id="method.set_audio_settings" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#751-785">Source</a><a href="#method.set_audio_settings" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#method.set_audio_settings" class="fn">set_audio_settings</a>(
&amp;mut self,
settings: &amp;<a class="struct" href="../../settings/struct.AudioSettings.html" title="struct jellytau_lib::settings::AudioSettings">AudioSettings</a>,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.unit.html">()</a>, <a class="struct" href="../backend/struct.PlayerError.html" title="struct jellytau_lib::player::backend::PlayerError">PlayerError</a>&gt;</h4></section></summary><div class='docblock'>Apply audio settings (crossfade, gapless, normalization) <a href="../backend/trait.PlayerBackend.html#method.set_audio_settings">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.audio_settings" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/mpv_backend.rs.html#787-789">Source</a><a href="#method.audio_settings" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#method.audio_settings" class="fn">audio_settings</a>(&amp;self) -&gt; <a class="struct" href="../../settings/struct.AudioSettings.html" title="struct jellytau_lib::settings::AudioSettings">AudioSettings</a></h4></section></summary><div class='docblock'>Get current audio settings <a href="../backend/trait.PlayerBackend.html#method.audio_settings">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.set_audio_track" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/backend.rs.html#107-110">Source</a><a href="#method.set_audio_track" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#method.set_audio_track" class="fn">set_audio_track</a>(&amp;mut self, _stream_index: <a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.i32.html">i32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.unit.html">()</a>, <a class="struct" href="../backend/struct.PlayerError.html" title="struct jellytau_lib::player::backend::PlayerError">PlayerError</a>&gt;</h4></section></summary><div class='docblock'>Set the active audio track by stream index <a href="../backend/trait.PlayerBackend.html#method.set_audio_track">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.set_subtitle_track" class="method trait-impl"><a class="src rightside" href="../../../src/jellytau_lib/player/backend.rs.html#120-123">Source</a><a href="#method.set_subtitle_track" class="anchor">§</a><h4 class="code-header">fn <a href="../backend/trait.PlayerBackend.html#method.set_subtitle_track" class="fn">set_subtitle_track</a>(
&amp;mut self,
_stream_index: <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.i32.html">i32</a>&gt;,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.unit.html">()</a>, <a class="struct" href="../backend/struct.PlayerError.html" title="struct jellytau_lib::player::backend::PlayerError">PlayerError</a>&gt;</h4></section></summary><div class='docblock'>Set the active subtitle track by stream index (None to disable subtitles) <a href="../backend/trait.PlayerBackend.html#method.set_subtitle_track">Read more</a></div></details></div></details></div><h2 id="synthetic-implementations" class="section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor">§</a></h2><div id="synthetic-implementations-list"><section id="impl-Freeze-for-MpvBackend" class="impl"><a href="#impl-Freeze-for-MpvBackend" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a> for <a class="struct" href="struct.MpvBackend.html" title="struct jellytau_lib::player::mpv_backend::MpvBackend">MpvBackend</a></h3></section><section id="impl-RefUnwindSafe-for-MpvBackend" class="impl"><a href="#impl-RefUnwindSafe-for-MpvBackend" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/1.97.1/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.MpvBackend.html" title="struct jellytau_lib::player::mpv_backend::MpvBackend">MpvBackend</a></h3></section><section id="impl-Send-for-MpvBackend" class="impl"><a href="#impl-Send-for-MpvBackend" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.MpvBackend.html" title="struct jellytau_lib::player::mpv_backend::MpvBackend">MpvBackend</a></h3></section><section id="impl-Sync-for-MpvBackend" class="impl"><a href="#impl-Sync-for-MpvBackend" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.MpvBackend.html" title="struct jellytau_lib::player::mpv_backend::MpvBackend">MpvBackend</a></h3></section><section id="impl-Unpin-for-MpvBackend" class="impl"><a href="#impl-Unpin-for-MpvBackend" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.MpvBackend.html" title="struct jellytau_lib::player::mpv_backend::MpvBackend">MpvBackend</a></h3></section><section id="impl-UnsafeUnpin-for-MpvBackend" class="impl"><a href="#impl-UnsafeUnpin-for-MpvBackend" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/marker/trait.UnsafeUnpin.html" title="trait core::marker::UnsafeUnpin">UnsafeUnpin</a> for <a class="struct" href="struct.MpvBackend.html" title="struct jellytau_lib::player::mpv_backend::MpvBackend">MpvBackend</a></h3></section><section id="impl-UnwindSafe-for-MpvBackend" class="impl"><a href="#impl-UnwindSafe-for-MpvBackend" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/1.97.1/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.MpvBackend.html" title="struct jellytau_lib::player::mpv_backend::MpvBackend">MpvBackend</a></h3></section></div><h2 id="blanket-implementations" class="section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor">§</a></h2><div id="blanket-implementations-list"><details class="toggle implementors-toggle"><summary><section id="impl-Any-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/any.rs.html#141">Source</a><a href="#impl-Any-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T<div class="where">where
T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.97.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/any.rs.html#142">Source</a><a href="#method.type_id" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.97.1/core/any/trait.Any.html#tymethod.type_id" class="fn">type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.97.1/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.97.1/core/any/trait.Any.html#tymethod.type_id">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/borrow.rs.html#212">Source</a><a href="#impl-Borrow%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/1.97.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/borrow.rs.html#214">Source</a><a href="#method.borrow" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.97.1/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.reference.html">&amp;T</a></h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.97.1/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/borrow.rs.html#221">Source</a><a href="#impl-BorrowMut%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/1.97.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/borrow.rs.html#222">Source</a><a href="#method.borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.97.1/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fn">borrow_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.97.1/std/primitive.reference.html">&amp;mut T</a></h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.97.1/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/convert/mod.rs.html#786">Source</a><a href="#impl-From%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/convert/mod.rs.html#789">Source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.97.1/core/convert/trait.From.html#tymethod.from" class="fn">from</a>(t: T) -&gt; T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Instrument-for-T" class="impl"><a href="#impl-Instrument-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; Instrument for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.instrument" class="method trait-impl"><a href="#method.instrument" class="anchor">§</a><h4 class="code-header">fn <a class="fn">instrument</a>(self, span: Span) -&gt; Instrumented&lt;Self&gt;</h4></section></summary><div class='docblock'>Instruments this type with the provided [<code>Span</code>], returning an
<code>Instrumented</code> wrapper. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.in_current_span" class="method trait-impl"><a href="#method.in_current_span" class="anchor">§</a><h4 class="code-header">fn <a class="fn">in_current_span</a>(self) -&gt; Instrumented&lt;Self&gt;</h4></section></summary><div class='docblock'>Instruments this type with the <a href="super::Span::current()">current</a> <a href="crate::Span"><code>Span</code></a>, returning an
<code>Instrumented</code> wrapper. <a>Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/convert/mod.rs.html#768-770">Source</a><a href="#impl-Into%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/convert/mod.rs.html#778">Source</a><a href="#method.into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.97.1/core/convert/trait.Into.html#tymethod.into" class="fn">into</a>(self) -&gt; U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p>
<p>That is, this conversion is whatever the implementation of
<code><a href="https://doc.rust-lang.org/1.97.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for U</code> chooses to do.</p>
</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-PolicyExt-for-T" class="impl"><a href="#impl-PolicyExt-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; PolicyExt for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/1.97.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.and" class="method trait-impl"><a href="#method.and" class="anchor">§</a><h4 class="code-header">fn <a class="fn">and</a>&lt;P, B, E&gt;(self, other: P) -&gt; And&lt;T, P&gt;<div class="where">where
T: Policy&lt;B, E&gt;,
P: Policy&lt;B, E&gt;,</div></h4></section></summary><div class='docblock'>Create a new <code>Policy</code> that returns [<code>Action::Follow</code>] only if <code>self</code> and <code>other</code> return
<code>Action::Follow</code>. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.or" class="method trait-impl"><a href="#method.or" class="anchor">§</a><h4 class="code-header">fn <a class="fn">or</a>&lt;P, B, E&gt;(self, other: P) -&gt; Or&lt;T, P&gt;<div class="where">where
T: Policy&lt;B, E&gt;,
P: Policy&lt;B, E&gt;,</div></h4></section></summary><div class='docblock'>Create a new <code>Policy</code> that returns [<code>Action::Follow</code>] if either <code>self</code> or <code>other</code> returns
<code>Action::Follow</code>. <a>Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Same-for-T" class="impl"><a class="src rightside" href="https://docs.rs/typenum/1.19.0/src/typenum/type_operators.rs.html#34">Source</a><a href="#impl-Same-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://docs.rs/typenum/1.19.0/typenum/type_operators/trait.Same.html" title="trait typenum::type_operators::Same">Same</a> for T</h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Output" class="associatedtype trait-impl"><a class="src rightside" href="https://docs.rs/typenum/1.19.0/src/typenum/type_operators.rs.html#35">Source</a><a href="#associatedtype.Output" class="anchor">§</a><h4 class="code-header">type <a href="https://docs.rs/typenum/1.19.0/typenum/type_operators/trait.Same.html#associatedtype.Output" class="associatedtype">Output</a> = T</h4></section></summary><div class='docblock'>Should always be <code>Self</code></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/convert/mod.rs.html#828-830">Source</a><a href="#impl-TryFrom%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/convert/mod.rs.html#832">Source</a><a href="#associatedtype.Error-1" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/convert/mod.rs.html#835">Source</a><a href="#method.try_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryFrom.html#tymethod.try_from" class="fn">try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;T, &lt;T as <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/convert/mod.rs.html#812-814">Source</a><a href="#impl-TryInto%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/convert/mod.rs.html#816">Source</a><a href="#associatedtype.Error" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.97.1/src/core/convert/mod.rs.html#819">Source</a><a href="#method.try_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryInto.html#tymethod.try_into" class="fn">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.97.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;U, &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-VZip%3CV%3E-for-T" class="impl"><a href="#impl-VZip%3CV%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;V, T&gt; VZip&lt;V&gt; for T<div class="where">where
V: MultiLane&lt;T&gt;,</div></h3></section></summary><div class="impl-items"><section id="method.vzip" class="method trait-impl"><a href="#method.vzip" class="anchor">§</a><h4 class="code-header">fn <a class="fn">vzip</a>(self) -&gt; V</h4></section></div></details><details class="toggle implementors-toggle"><summary><section id="impl-WithSubscriber-for-T" class="impl"><a href="#impl-WithSubscriber-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; WithSubscriber for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.with_subscriber" class="method trait-impl"><a href="#method.with_subscriber" class="anchor">§</a><h4 class="code-header">fn <a class="fn">with_subscriber</a>&lt;S&gt;(self, subscriber: S) -&gt; WithDispatch&lt;Self&gt;<div class="where">where
S: <a class="trait" href="https://doc.rust-lang.org/1.97.1/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;Dispatch&gt;,</div></h4></section></summary><div class='docblock'>Attaches the provided <a href="super::Subscriber"><code>Subscriber</code></a> to this type, returning a
[<code>WithDispatch</code>] wrapper. <a>Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.with_current_subscriber" class="method trait-impl"><a href="#method.with_current_subscriber" class="anchor">§</a><h4 class="code-header">fn <a class="fn">with_current_subscriber</a>(self) -&gt; WithDispatch&lt;Self&gt;</h4></section></summary><div class='docblock'>Attaches the current <a href="dispatcher#setting-the-default-subscriber">default</a> <a href="super::Subscriber"><code>Subscriber</code></a> to this type, returning a
[<code>WithDispatch</code>] wrapper. <a>Read more</a></div></details></div></details></div></section></div></main></body></html>