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875e387004
* script: Feature-gate all crown support. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * script: Use cfg(crown) instead of a cargo feature. Signed-off-by: Josh Matthews <josh@joshmatthews.net> --------- Signed-off-by: Josh Matthews <josh@joshmatthews.net>
103 lines
3.3 KiB
Rust
103 lines
3.3 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use dom_struct::dom_struct;
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use js::rust::HandleObject;
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use servo_media::audio::node::AudioNodeInit;
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use servo_media::streams::MediaStreamType;
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use crate::dom::audiocontext::AudioContext;
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use crate::dom::audionode::AudioNode;
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use crate::dom::bindings::codegen::Bindings::MediaStreamAudioSourceNodeBinding::{
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MediaStreamAudioSourceNodeMethods, MediaStreamAudioSourceOptions,
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};
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use crate::dom::bindings::error::{Error, Fallible};
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use crate::dom::bindings::inheritance::Castable;
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use crate::dom::bindings::reflector::reflect_dom_object_with_proto;
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use crate::dom::bindings::root::{Dom, DomRoot};
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use crate::dom::mediastream::MediaStream;
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use crate::dom::window::Window;
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use crate::script_runtime::CanGc;
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#[dom_struct]
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pub(crate) struct MediaStreamAudioSourceNode {
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node: AudioNode,
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stream: Dom<MediaStream>,
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}
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impl MediaStreamAudioSourceNode {
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#[cfg_attr(crown, allow(crown::unrooted_must_root))]
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pub(crate) fn new_inherited(
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context: &AudioContext,
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stream: &MediaStream,
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) -> Fallible<MediaStreamAudioSourceNode> {
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let track = stream
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.get_tracks()
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.iter()
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.find(|t| t.ty() == MediaStreamType::Audio)
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.ok_or(Error::InvalidState)?
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.id();
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let node = AudioNode::new_inherited(
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AudioNodeInit::MediaStreamSourceNode(track),
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context.upcast(),
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Default::default(),
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0, // inputs
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1, // outputs
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)?;
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Ok(MediaStreamAudioSourceNode {
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node,
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stream: Dom::from_ref(stream),
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})
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}
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pub(crate) fn new(
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window: &Window,
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context: &AudioContext,
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stream: &MediaStream,
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can_gc: CanGc,
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) -> Fallible<DomRoot<MediaStreamAudioSourceNode>> {
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Self::new_with_proto(window, None, context, stream, can_gc)
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}
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#[cfg_attr(crown, allow(crown::unrooted_must_root))]
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fn new_with_proto(
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window: &Window,
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proto: Option<HandleObject>,
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context: &AudioContext,
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stream: &MediaStream,
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can_gc: CanGc,
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) -> Fallible<DomRoot<MediaStreamAudioSourceNode>> {
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let node = MediaStreamAudioSourceNode::new_inherited(context, stream)?;
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Ok(reflect_dom_object_with_proto(
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Box::new(node),
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window,
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proto,
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can_gc,
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))
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}
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}
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impl MediaStreamAudioSourceNodeMethods<crate::DomTypeHolder> for MediaStreamAudioSourceNode {
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/// <https://webaudio.github.io/web-audio-api/#dom-mediastreamaudiosourcenode-mediastreamaudiosourcenode>
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fn Constructor(
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window: &Window,
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proto: Option<HandleObject>,
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can_gc: CanGc,
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context: &AudioContext,
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options: &MediaStreamAudioSourceOptions,
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) -> Fallible<DomRoot<MediaStreamAudioSourceNode>> {
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MediaStreamAudioSourceNode::new_with_proto(
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window,
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proto,
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context,
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&options.mediaStream,
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can_gc,
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)
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}
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/// <https://webaudio.github.io/web-audio-api/#dom-MediaStreamAudioSourceNode-stream>
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fn MediaStream(&self) -> DomRoot<MediaStream> {
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DomRoot::from_ref(&self.stream)
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}
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}
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