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libopenshot/include/Qt/PlayerPrivate.h
2019-09-21 00:14:32 -04:00

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2.8 KiB
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/**
* @file
* @brief Source file for PlayerPrivate class
* @author Duzy Chan <code@duzy.info>
* @author Jonathan Thomas <jonathan@openshot.org>
*
* @ref License
*/
/* LICENSE
*
* Copyright (c) 2008-2019 OpenShot Studios, LLC
* <http://www.openshotstudios.com/>. This file is part of
* OpenShot Library (libopenshot), an open-source project dedicated to
* delivering high quality video editing and animation solutions to the
* world. For more information visit <http://www.openshot.org/>.
*
* OpenShot Library (libopenshot) is free software: you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* OpenShot Library (libopenshot) is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with OpenShot Library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef OPENSHOT_PLAYER_PRIVATE_H
#define OPENSHOT_PLAYER_PRIVATE_H
#include "../ReaderBase.h"
#include "../RendererBase.h"
#include "../AudioReaderSource.h"
#include "../Qt/AudioPlaybackThread.h"
#include "../Qt/VideoPlaybackThread.h"
#include "../Qt/VideoCacheThread.h"
namespace openshot
{
/**
* @brief The private part of QtPlayer class, which contains an audio thread and video thread,
* and controls the video timing and audio synchronization code.
*/
class PlayerPrivate : juce::Thread
{
std::shared_ptr<openshot::Frame> frame; /// The current frame
int64_t video_position; /// The current frame position.
int64_t audio_position; /// The current frame position.
openshot::ReaderBase *reader; /// The reader which powers this player
openshot::AudioPlaybackThread *audioPlayback; /// The audio thread
openshot::VideoPlaybackThread *videoPlayback; /// The video thread
openshot::VideoCacheThread *videoCache; /// The cache thread
int speed; /// The speed and direction to playback a reader (1=normal, 2=fast, 3=faster, -1=rewind, etc...)
openshot::RendererBase *renderer;
int64_t last_video_position; /// The last frame actually displayed
/// Constructor
PlayerPrivate(openshot::RendererBase *rb);
/// Destructor
virtual ~PlayerPrivate();
/// Start thread
void run();
/// Start the video/audio playback
bool startPlayback();
/// Stop the video/audio playback
void stopPlayback(int timeOutMilliseconds = -1);
/// Get the next frame (based on speed and direction)
std::shared_ptr<openshot::Frame> getFrame();
/// The parent class of PlayerPrivate
friend class QtPlayer;
};
}
#endif // OPENSHOT_PLAYER_PRIVATE_H