1/*
2 * Copyright (C) 2013 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef SourceBufferPrivateClient_h
27#define SourceBufferPrivateClient_h
28
29#if ENABLE(MEDIA_SOURCE)
30
31#include <wtf/MediaTime.h>
32#include <wtf/PassRefPtr.h>
33#include <wtf/Vector.h>
34
35namespace WebCore {
36
37class SourceBufferPrivate;
38class AudioTrackPrivate;
39class VideoTrackPrivate;
40class InbandTextTrackPrivate;
41class MediaSample;
42class MediaDescription;
43
44class SourceBufferPrivateClient {
45public:
46    virtual ~SourceBufferPrivateClient() { }
47
48    virtual void sourceBufferPrivateDidEndStream(SourceBufferPrivate*, const WTF::AtomicString&) = 0;
49
50    struct InitializationSegment {
51        MediaTime duration;
52
53        struct AudioTrackInformation {
54            RefPtr<MediaDescription> description;
55            RefPtr<AudioTrackPrivate> track;
56        };
57        Vector<AudioTrackInformation> audioTracks;
58
59        struct VideoTrackInformation {
60            RefPtr<MediaDescription> description;
61            RefPtr<VideoTrackPrivate> track;
62        };
63        Vector<VideoTrackInformation> videoTracks;
64
65        struct TextTrackInformation {
66            RefPtr<MediaDescription> description;
67            RefPtr<InbandTextTrackPrivate> track;
68        };
69        Vector<TextTrackInformation> textTracks;
70    };
71    virtual void sourceBufferPrivateDidReceiveInitializationSegment(SourceBufferPrivate*, const InitializationSegment&) = 0;
72    virtual void sourceBufferPrivateDidReceiveSample(SourceBufferPrivate*, PassRefPtr<MediaSample>) = 0;
73    virtual bool sourceBufferPrivateHasAudio(const SourceBufferPrivate*) const = 0;
74    virtual bool sourceBufferPrivateHasVideo(const SourceBufferPrivate*) const = 0;
75
76    virtual void sourceBufferPrivateDidBecomeReadyForMoreSamples(SourceBufferPrivate*, AtomicString trackID) = 0;
77
78    virtual MediaTime sourceBufferPrivateFastSeekTimeForMediaTime(SourceBufferPrivate*, const MediaTime& time, const MediaTime&, const MediaTime&) { return time; }
79    virtual void sourceBufferPrivateSeekToTime(SourceBufferPrivate*, const MediaTime&) { };
80
81    enum AppendResult {
82        AppendSucceeded,
83        ReadStreamFailed,
84        ParsingFailed,
85    };
86    virtual void sourceBufferPrivateAppendComplete(SourceBufferPrivate*, AppendResult) = 0;
87    virtual void sourceBufferPrivateDidReceiveRenderingError(SourceBufferPrivate*, int errocCode) = 0;
88};
89
90}
91
92#endif // ENABLE(MEDIA_SOURCE)
93
94#endif
95