1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
/* 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 crate::dom::bindings::cell::DomRefCell;
use crate::dom::bindings::codegen::Bindings::MediaStreamBinding::{self, MediaStreamMethods};
use crate::dom::bindings::reflector::reflect_dom_object;
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::bindings::str::DOMString;
use crate::dom::eventtarget::EventTarget;
use crate::dom::globalscope::GlobalScope;
use crate::dom::mediastreamtrack::MediaStreamTrack;
use dom_struct::dom_struct;
use servo_media::streams::MediaStreamType;
use std::cell::Ref;
#[dom_struct]
pub struct MediaStream {
eventtarget: EventTarget,
tracks: DomRefCell<Vec<Dom<MediaStreamTrack>>>,
}
impl MediaStream {
pub fn new_inherited() -> MediaStream {
MediaStream {
eventtarget: EventTarget::new_inherited(),
tracks: DomRefCell::new(vec![]),
}
}
pub fn new(global: &GlobalScope) -> DomRoot<MediaStream> {
reflect_dom_object(
Box::new(MediaStream::new_inherited()),
global,
MediaStreamBinding::Wrap,
)
}
pub fn get_tracks(&self) -> Ref<[Dom<MediaStreamTrack>]> {
Ref::map(self.tracks.borrow(), |tracks| &**tracks)
}
pub fn add_track(&self, track: &MediaStreamTrack) {
self.tracks.borrow_mut().push(Dom::from_ref(track))
}
}
impl MediaStreamMethods for MediaStream {
/// https://w3c.github.io/mediacapture-main/#dom-mediastream-gettracks
fn GetTracks(&self) -> Vec<DomRoot<MediaStreamTrack>> {
self.tracks
.borrow()
.iter()
.map(|x| DomRoot::from_ref(&**x))
.collect()
}
/// https://w3c.github.io/mediacapture-main/#dom-mediastream-getaudiotracks
fn GetAudioTracks(&self) -> Vec<DomRoot<MediaStreamTrack>> {
self.tracks
.borrow()
.iter()
.filter(|x| x.ty() == MediaStreamType::Audio)
.map(|x| DomRoot::from_ref(&**x))
.collect()
}
/// https://w3c.github.io/mediacapture-main/#dom-mediastream-getvideotracks
fn GetVideoTracks(&self) -> Vec<DomRoot<MediaStreamTrack>> {
self.tracks
.borrow()
.iter()
.filter(|x| x.ty() == MediaStreamType::Video)
.map(|x| DomRoot::from_ref(&**x))
.collect()
}
/// https://w3c.github.io/mediacapture-main/#dom-mediastream-gettrackbyid
fn GetTrackById(&self, id: DOMString) -> Option<DomRoot<MediaStreamTrack>> {
self.tracks
.borrow()
.iter()
.find(|x| x.id().id().to_string() == &*id)
.map(|x| DomRoot::from_ref(&**x))
}
/// https://w3c.github.io/mediacapture-main/#dom-mediastream-addtrack
fn AddTrack(&self, track: &MediaStreamTrack) {
let existing = self.tracks.borrow().iter().find(|x| *x == &track).is_some();
if existing {
return;
}
self.add_track(track)
}
/// https://w3c.github.io/mediacapture-main/#dom-mediastream-removetrack
fn RemoveTrack(&self, track: &MediaStreamTrack) {
self.tracks.borrow_mut().retain(|x| *x != track);
}
}
|
