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96 lines
2.7 KiB
C++
96 lines
2.7 KiB
C++
/**
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* @file
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* @brief Source file for VideoCacheThread class
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* @author Jonathan Thomas <jonathan@openshot.org>
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*
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* @ref License
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*/
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/* LICENSE
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*
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* Copyright (c) 2008-2019 OpenShot Studios, LLC
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* <http://www.openshotstudios.com/>. This file is part of
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* OpenShot Library (libopenshot), an open-source project dedicated to
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* delivering high quality video editing and animation solutions to the
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* world. For more information visit <http://www.openshot.org/>.
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*
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* OpenShot Library (libopenshot) is free software: you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* OpenShot Library (libopenshot) is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with OpenShot Library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef OPENSHOT_VIDEO_CACHE_THREAD_H
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#define OPENSHOT_VIDEO_CACHE_THREAD_H
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#include "../OpenMPUtilities.h"
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#include "../ReaderBase.h"
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#include "../RendererBase.h"
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namespace openshot
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{
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using juce::Thread;
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using juce::WaitableEvent;
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/**
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* @brief The video cache class.
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*/
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class VideoCacheThread : Thread
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{
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std::shared_ptr<Frame> frame;
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int speed;
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bool is_playing;
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int64_t position;
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int64_t current_display_frame;
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ReaderBase *reader;
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int max_frames;
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/// Constructor
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VideoCacheThread();
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/// Destructor
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~VideoCacheThread();
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/// Get the currently playing frame number (if any)
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int64_t getCurrentFramePosition();
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/// Get Speed (The speed and direction to playback a reader (1=normal, 2=fast, 3=faster, -1=rewind, etc...)
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int getSpeed() const { return speed; }
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/// Play the video
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void Play();
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/// Seek the reader to a particular frame number
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void Seek(int64_t new_position);
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/// Set the currently displaying frame number
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void setCurrentFramePosition(int64_t current_frame_number);
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/// Set Speed (The speed and direction to playback a reader (1=normal, 2=fast, 3=faster, -1=rewind, etc...)
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void setSpeed(int new_speed) { speed = new_speed; }
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/// Stop the audio playback
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void Stop();
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/// Start the thread
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void run();
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/// Set the current thread's reader
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void Reader(ReaderBase *new_reader) { reader=new_reader; Play(); };
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/// Parent class of VideoCacheThread
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friend class PlayerPrivate;
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friend class QtPlayer;
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};
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}
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#endif // OPENSHOT_VIDEO_CACHE_THREAD_H
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