Source/WebCore/platform/graphics/MediaSourcePrivate.h

/*
 * Copyright (C) 2013 Google 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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
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 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 */
#ifndef MediaSourcePrivate_h
#define MediaSourcePrivate_h

#if ENABLE(MEDIA_SOURCE)

#include "MediaPlayer.h"
#include <wtf/Forward.h>
#include <wtf/RefCounted.h>
#include <wtf/Vector.h>

namespace WebCore {

class ContentType;
class SourceBufferPrivate;

class MediaSourcePrivate : public RefCounted<MediaSourcePrivate> {
public:
    typedef Vector<String> CodecsArray;

    MediaSourcePrivate() = default;
    virtual ~MediaSourcePrivate() = default;

    enum AddStatus { Ok, NotSupported, ReachedIdLimit };
    virtual AddStatus addSourceBuffer(const ContentType&, RefPtr<SourceBufferPrivate>&) = 0;
    virtual void durationChanged() = 0;
    enum EndOfStreamStatus { EosNoError, EosNetworkError, EosDecodeError };
    virtual void markEndOfStream(EndOfStreamStatus) = 0;
    virtual void unmarkEndOfStream() = 0;

    virtual MediaPlayer::ReadyState readyState() const = 0;
    virtual void setReadyState(MediaPlayer::ReadyState) = 0;

    virtual void waitForSeekCompleted() = 0;
    virtual void seekCompleted() = 0;
};

String convertEnumerationToString(MediaSourcePrivate::AddStatus);
String convertEnumerationToString(MediaSourcePrivate::EndOfStreamStatus);

} // namespace WebCore

namespace WTF {

template<typename Type> struct LogArgument;

template <>
struct LogArgument<WebCore::MediaSourcePrivate::AddStatus> {
    static String toString(const WebCore::MediaSourcePrivate::AddStatus status)
    {
        return convertEnumerationToString(status);
    }
};

template <>
struct LogArgument<WebCore::MediaSourcePrivate::EndOfStreamStatus> {
    static String toString(const WebCore::MediaSourcePrivate::EndOfStreamStatus status)
    {
        return convertEnumerationToString(status);
    }
};

} // namespace WTF

#endif
#endif