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
102
103
104
105
106
107
|
/*
* Copyright (C) 2011 Google Inc. All rights reserved.
* Copyright (C) 2011-2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(VIDEO_TRACK)
#include "TrackBase.h"
#include "VideoTrackPrivate.h"
namespace WebCore {
class MediaDescription;
class VideoTrack;
class VideoTrackClient {
public:
virtual ~VideoTrackClient() { }
virtual void videoTrackSelectedChanged(VideoTrack&) = 0;
};
class VideoTrack final : public MediaTrackBase, private VideoTrackPrivateClient {
public:
static Ref<VideoTrack> create(VideoTrackClient& client, VideoTrackPrivate& trackPrivate)
{
return adoptRef(*new VideoTrack(client, trackPrivate));
}
virtual ~VideoTrack();
static const AtomicString& alternativeKeyword();
static const AtomicString& captionsKeyword();
static const AtomicString& mainKeyword();
static const AtomicString& signKeyword();
static const AtomicString& subtitlesKeyword();
static const AtomicString& commentaryKeyword();
bool selected() const { return m_selected; }
virtual void setSelected(const bool);
void clearClient() final { m_client = nullptr; }
VideoTrackClient* client() const { return m_client; }
size_t inbandTrackIndex();
#if ENABLE(MEDIA_SOURCE)
void setKind(const AtomicString&) final;
void setLanguage(const AtomicString&) final;
#endif
const MediaDescription& description() const;
void setPrivate(VideoTrackPrivate&);
private:
VideoTrack(VideoTrackClient&, VideoTrackPrivate&);
bool isValidKind(const AtomicString&) const final;
// VideoTrackPrivateClient
void selectedChanged(bool) final;
// TrackPrivateBaseClient
void idChanged(const AtomicString&) final;
void labelChanged(const AtomicString&) final;
void languageChanged(const AtomicString&) final;
void willRemove() final;
bool enabled() const final { return selected(); }
void updateKindFromPrivate();
bool m_selected;
VideoTrackClient* m_client;
Ref<VideoTrackPrivate> m_private;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::VideoTrack)
static bool isType(const WebCore::TrackBase& track) { return track.type() == WebCore::TrackBase::VideoTrack; }
SPECIALIZE_TYPE_TRAITS_END()
#endif
|
