-
Notifications
You must be signed in to change notification settings - Fork 1.9k
Expand file tree
/
Copy pathWebCodecsAudioData.h
More file actions
99 lines (79 loc) · 3.61 KB
/
WebCodecsAudioData.h
File metadata and controls
99 lines (79 loc) · 3.61 KB
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
/*
* Copyright (C) 2022 Apple Inc. All rights reserved.
* Copyright (C) 2023 Igalia S.L
*
* 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. AND ITS CONTRIBUTORS ``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 ITS 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(WEB_CODECS)
#include <WebCore/AudioSampleFormat.h>
#include <WebCore/BufferSource.h>
#include <WebCore/ContextDestructionObserver.h>
#include <WebCore/WebCodecsAudioInternalData.h>
#include <wtf/RefCounted.h>
namespace WebCore {
class PlatformRawAudioData;
template<typename> class ExceptionOr;
class WebCodecsAudioData : public RefCounted<WebCodecsAudioData>, public ContextDestructionObserver {
public:
~WebCodecsAudioData();
struct Init {
AudioSampleFormat format { AudioSampleFormat::U8 };
float sampleRate;
int64_t timestamp { 0 };
BufferSource data;
size_t numberOfFrames;
size_t numberOfChannels;
};
static ExceptionOr<Ref<WebCodecsAudioData>> create(ScriptExecutionContext&, Init&&);
static Ref<WebCodecsAudioData> create(ScriptExecutionContext&, Ref<PlatformRawAudioData>&&);
static Ref<WebCodecsAudioData> create(ScriptExecutionContext& context, WebCodecsAudioInternalData&& data) { return adoptRef(*new WebCodecsAudioData(context, WTF::move(data))); }
// ContextDestructionObserver.
void ref() const final { RefCounted::ref(); }
void deref() const final { RefCounted::deref(); }
std::optional<AudioSampleFormat> format() const;
float sampleRate() const;
size_t numberOfFrames() const;
size_t numberOfChannels() const;
std::optional<uint64_t> duration();
int64_t timestamp() const;
struct CopyToOptions {
size_t planeIndex;
std::optional<size_t> frameOffset { 0 };
std::optional<size_t> frameCount;
std::optional<AudioSampleFormat> format;
};
ExceptionOr<size_t> allocationSize(const CopyToOptions&);
ExceptionOr<void> copyTo(BufferSource&&, CopyToOptions&&);
ExceptionOr<Ref<WebCodecsAudioData>> clone(ScriptExecutionContext&);
void close();
bool isDetached() const { return m_isDetached; }
const WebCodecsAudioInternalData& data() const LIFETIME_BOUND { return m_data; }
size_t memoryCost() const { return m_data.memoryCost(); }
private:
explicit WebCodecsAudioData(ScriptExecutionContext&);
WebCodecsAudioData(ScriptExecutionContext&, WebCodecsAudioInternalData&&);
WebCodecsAudioInternalData m_data;
bool m_isDetached { false };
};
} // namespace WebCore
#endif