Source/WebCore/platform/mediarecorder/MediaRecorderPrivateMock.cpp

/*
 * Copyright (C) 2018 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. 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;
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#include "config.h"
#include "MediaRecorderPrivateMock.h"

#if ENABLE(MEDIA_STREAM)

#include "MediaStreamTrackPrivate.h"
#include "SharedBuffer.h"

namespace WebCore {

void MediaRecorderPrivateMock::sampleBufferUpdated(MediaStreamTrackPrivate& track, MediaSample&)
{
    generateMockString(track);
}

void MediaRecorderPrivateMock::audioSamplesAvailable(MediaStreamTrackPrivate& track, const WTF::MediaTime&, const PlatformAudioData&, const AudioStreamDescription&, size_t)
{
    generateMockString(track);
}

void MediaRecorderPrivateMock::generateMockString(MediaStreamTrackPrivate& track)
{
    auto locker = holdLock(m_bufferLock);
    if (track.type() == RealtimeMediaSource::Type::Audio)
        m_buffer.append("Audio Track ID: ");
    else
        m_buffer.append("Video Track ID: ");
    m_buffer.append(track.id());
    m_buffer.append(" Counter: ");
    m_buffer.appendNumber(++m_counter);
    m_buffer.append("\r\n---------\r\n");
}

RefPtr<SharedBuffer> MediaRecorderPrivateMock::fetchData()
{
    auto locker = holdLock(m_bufferLock);
    Vector<uint8_t> value(m_buffer.length());
    memcpy(value.data(), m_buffer.characters8(), m_buffer.length());
    m_buffer.clear();
    return SharedBuffer::create(WTFMove(value));
}

const String& MediaRecorderPrivateMock::mimeType()
{
    static NeverDestroyed<const String> textPlainMimeType(MAKE_STATIC_STRING_IMPL("text/plain"));
    return textPlainMimeType;
}

} // namespace WebCore

#endif // ENABLE(MEDIA_STREAM)