Rename tests/*_Tests.cpp to tests/*.cpp

tests/ImageWriter.cpp

@@ -0,0 +1,122 @@
+/**
+ * @file
+ * @brief Unit tests for openshot::ImageWriter
+ * @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/>.
+ */
+
+#include <sstream>
+#include <memory>
+
+#include "UnitTest++.h"
+// Prevent name clashes with juce::UnitTest
+#define DONT_SET_USING_JUCE_NAMESPACE 1
+
+#ifdef USE_IMAGEMAGICK
+#include "ImageWriter.h"
+#include "Exceptions.h"
+#include "ImageReader.h"
+#include "FFmpegReader.h"
+#include "Frame.h"
+
+using namespace std;
+using namespace openshot;
+
+SUITE(ImageWriter)
+{
+
+TEST(Gif)
+{
+	// Reader ---------------
+
+	// Bad path
+	FFmpegReader bad_r("/tmp/bleeblorp.xls", false);
+	CHECK_THROW(bad_r.Open(), InvalidFile);
+
+	// Good path
+	stringstream path;
+	path << TEST_MEDIA_PATH << "sintel_trailer-720p.mp4";
+	FFmpegReader r(path.str());
+
+	// Read-before-open error
+	CHECK_THROW(r.GetFrame(1), ReaderClosed);
+
+	r.Open();
+
+	/* WRITER ---------------- */
+	ImageWriter w("output1.gif");
+
+	CHECK_EQUAL(false, w.IsOpen());
+
+	// Check for exception on write-before-open
+	CHECK_THROW(w.WriteFrame(&r, 500, 504), WriterClosed);
+
+	// Set the image output settings (format, fps, width, height, quality, loops, combine)
+	w.SetVideoOptions("GIF", r.info.fps, r.info.width, r.info.height, 70, 1, true);
+
+	// Open writer
+	w.Open();
+
+	// Write some frames (start on frame 500 and go to frame 510)
+	w.WriteFrame(&r, 500, 504);
+
+	// Close writer & reader
+	w.Close();
+	r.Close();
+
+	// Open up the 5th frame from the newly created GIF
+	ImageReader r1("output1.gif[4]");
+
+	// Basic Reader state queries
+	CHECK_EQUAL("ImageReader", r1.Name());
+
+	CacheBase* c = r1.GetCache();
+	CHECK_EQUAL(true, c == nullptr);
+
+	CHECK_EQUAL(false, r1.IsOpen());
+	r1.Open();
+	CHECK_EQUAL(true, r1.IsOpen());
+
+	// Verify various settings
+	CHECK_EQUAL(r.info.width, r1.info.width);
+	CHECK_EQUAL(r.info.height, r1.info.height);
+
+	// Get a specific frame
+	std::shared_ptr<Frame> f = r1.GetFrame(8);
+
+	// Get the image data for row 500
+	const unsigned char* pixels = f->GetPixels(500);
+	int pixel_index = 230 * 4; // pixel 230 (4 bytes per pixel)
+
+	// Check image properties
+	CHECK_CLOSE(20, (int)pixels[pixel_index], 5);
+	CHECK_CLOSE(18, (int)pixels[pixel_index + 1], 5);
+	CHECK_CLOSE(11, (int)pixels[pixel_index + 2], 5);
+	CHECK_CLOSE(255, (int)pixels[pixel_index + 3], 5);
+}
+
+} // SUITE
+#endif