servo/components/script/dom/mediastreamtrackaudiosourcenode.rs
Josh Matthews 60ef6bc461
Start marking functions that can transitively trigger a GC (#33144)
* Mark JS reflector wrappers as CanGc.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* Propagate CanGc from reflect_dom_object_with_proto.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* Mark DOM constructors as GC operations.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

---------

Signed-off-by: Josh Matthews <josh@joshmatthews.net>
2024-08-22 11:42:36 +00:00

86 lines
2.7 KiB
Rust

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use dom_struct::dom_struct;
use js::rust::HandleObject;
use servo_media::audio::node::AudioNodeInit;
use crate::dom::audiocontext::AudioContext;
use crate::dom::audionode::AudioNode;
use crate::dom::bindings::codegen::Bindings::MediaStreamTrackAudioSourceNodeBinding::MediaStreamTrackAudioSourceOptions;
use crate::dom::bindings::error::Fallible;
use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::reflector::reflect_dom_object_with_proto;
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::mediastreamtrack::MediaStreamTrack;
use crate::dom::window::Window;
use crate::script_runtime::CanGc;
#[dom_struct]
pub struct MediaStreamTrackAudioSourceNode {
node: AudioNode,
track: Dom<MediaStreamTrack>,
}
impl MediaStreamTrackAudioSourceNode {
#[allow(crown::unrooted_must_root)]
pub fn new_inherited(
context: &AudioContext,
track: &MediaStreamTrack,
) -> Fallible<MediaStreamTrackAudioSourceNode> {
let node = AudioNode::new_inherited(
AudioNodeInit::MediaStreamSourceNode(track.id()),
context.upcast(),
Default::default(),
0, // inputs
1, // outputs
)?;
Ok(MediaStreamTrackAudioSourceNode {
node,
track: Dom::from_ref(track),
})
}
pub fn new(
window: &Window,
context: &AudioContext,
track: &MediaStreamTrack,
) -> Fallible<DomRoot<MediaStreamTrackAudioSourceNode>> {
Self::new_with_proto(window, None, context, track, CanGc::note())
}
#[allow(crown::unrooted_must_root)]
fn new_with_proto(
window: &Window,
proto: Option<HandleObject>,
context: &AudioContext,
track: &MediaStreamTrack,
can_gc: CanGc,
) -> Fallible<DomRoot<MediaStreamTrackAudioSourceNode>> {
let node = MediaStreamTrackAudioSourceNode::new_inherited(context, track)?;
Ok(reflect_dom_object_with_proto(
Box::new(node),
window,
proto,
can_gc,
))
}
#[allow(non_snake_case)]
pub fn Constructor(
window: &Window,
proto: Option<HandleObject>,
can_gc: CanGc,
context: &AudioContext,
options: &MediaStreamTrackAudioSourceOptions,
) -> Fallible<DomRoot<MediaStreamTrackAudioSourceNode>> {
MediaStreamTrackAudioSourceNode::new_with_proto(
window,
proto,
context,
&options.mediaStreamTrack,
can_gc,
)
}
}