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