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84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
/**
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* @file
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* @brief Unit tests for openshot::ImageWriter
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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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#include "UnitTest++.h"
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#include "../include/OpenShot.h"
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using namespace std;
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using namespace openshot;
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#ifdef USE_IMAGEMAGICK
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TEST(ImageWriter_Test_Gif)
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{
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// Reader
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stringstream path;
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path << TEST_MEDIA_PATH << "sintel_trailer-720p.mp4";
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FFmpegReader r(path.str());
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r.Open();
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/* WRITER ---------------- */
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ImageWriter w("output1.gif");
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// Set the image output settings (format, fps, width, height, quality, loops, combine)
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w.SetVideoOptions("GIF", r.info.fps, r.info.width, r.info.height, 70, 1, true);
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// Open writer
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w.Open();
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// Write some frames (start on frame 500 and go to frame 510)
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w.WriteFrame(&r, 500, 504);
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// Close writer & reader
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w.Close();
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r.Close();
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// Open up the 5th frame from the newly created GIF
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ImageReader r1("output1.gif[4]");
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r1.Open();
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// Verify various settings
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CHECK_EQUAL(r.info.width, r1.info.width);
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CHECK_EQUAL(r.info.height, r1.info.height);
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// Get a specific frame
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std::shared_ptr<Frame> f = r1.GetFrame(8);
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// Get the image data for row 500
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const unsigned char* pixels = f->GetPixels(500);
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int pixel_index = 230 * 4; // pixel 230 (4 bytes per pixel)
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// Check image properties
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CHECK_EQUAL(20, (int)pixels[pixel_index]);
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CHECK_EQUAL(18, (int)pixels[pixel_index + 1]);
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CHECK_EQUAL(11, (int)pixels[pixel_index + 2]);
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CHECK_EQUAL(255, (int)pixels[pixel_index + 3]);
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}
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#endif
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