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88 lines
2.5 KiB
C++
88 lines
2.5 KiB
C++
/**
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* @file
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* @brief Header file for DummyReader class
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* @author Jonathan Thomas <jonathan@openshot.org>
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*
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* @section LICENSE
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*
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* Copyright (c) 2008-2013 OpenShot Studios, LLC
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* (http://www.openshotstudios.com). This file is part of
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* OpenShot Library (http://www.openshot.org), an open-source project
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* dedicated to delivering high quality video editing and animation solutions
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* to the world.
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*
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* OpenShot Library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* OpenShot Library is distributed in the hope that it will be useful,
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* 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 General Public License for more details.
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*
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* You should have received a copy of the GNU 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_DUMMY_READER_H
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#define OPENSHOT_DUMMY_READER_H
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#include "ReaderBase.h"
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#include <cmath>
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#include <ctime>
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#include <iostream>
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#include <omp.h>
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#include <stdio.h>
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#include <tr1/memory>
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#include "Magick++.h"
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#include "Cache.h"
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#include "Exceptions.h"
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#include "FrameRate.h"
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using namespace std;
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namespace openshot
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{
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/**
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* @brief This class is used as a simple, dummy reader, which always returns a blank frame.
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*
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* A dummy reader can be created with any framerate or samplerate. This is useful in unit
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* tests that need to test different framerates or samplerates.
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*/
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class DummyReader : public ReaderBase
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{
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private:
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tr1::shared_ptr<Frame> image_frame;
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Framerate fps;
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float duration;
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int sample_rate;
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int width;
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int height;
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int channels;
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bool is_open;
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public:
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/// Constructor for DummyReader.
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DummyReader(Framerate fps, int width, int height, int sample_rate, int channels, float duration);
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/// Close File
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void Close();
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/// Get an openshot::Frame object for a specific frame number of this reader. All numbers
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/// return the same Frame, since they all share the same image data.
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///
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/// @returns The requested frame (containing the image)
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/// @param requested_frame The frame number that is requested.
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tr1::shared_ptr<Frame> GetFrame(int requested_frame) throw(ReaderClosed);
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/// Open File - which is called by the constructor automatically
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void Open() throw(InvalidFile);
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};
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}
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#endif
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