Split the lib in smaller libs to ease unit tests

2020-02-13 18:04:35 +01:00
parent 1e2c1caeed
commit 15e53caa2d
131 changed files with 382 additions and 138 deletions
@@ -0,0 +1,148 @@
+/*
+ * Copyright (C) 2015 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LMS 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Image.hpp"
+
+#include "utils/Logger.hpp"
+
+namespace CoverArt {
+
+void
+init(const std::filesystem::path& path)
+{
+	Magick::InitializeMagick(path.string().c_str());
+}
+
+void
+deinit()
+{
+	MagickCore::MagickCoreTerminus();
+}
+
+static
+std::string
+formatToMagick(Format format)
+{
+	switch (format)
+	{
+		case Format::JPEG: return "JPEG";
+	}
+
+	return "JPEG";
+}
+
+std::string
+formatToMimeType(Format format)
+{
+	switch (format)
+	{
+		case Format::JPEG: return "JPEG";
+	}
+
+	return "application/octet-stream";
+}
+
+
+bool
+Image::load(const std::vector<unsigned char>& rawData)
+{
+	try
+	{
+		Magick::Blob blob {&rawData[0], rawData.size()};
+		_image.read(blob);
+
+		return true;
+	}
+	catch (Magick::Exception& e)
+	{
+		LMS_LOG(COVER, ERROR) << "Caught Magick exception while loading raw image: " << e.what();
+		return false;
+	}
+}
+
+bool
+Image::load(const std::filesystem::path& p)
+{
+	try
+	{
+		_image.read(p.string());
+
+		return true;
+	}
+	catch (Magick::Exception& e)
+	{
+		LMS_LOG(COVER, ERROR) << "Caught Magick exception while loading image from file '" << p.string() << "': " << e.what();
+		return false;
+	}
+}
+
+Geometry
+Image::getSize() const
+{
+	Magick::Geometry geometry {_image.size()};
+	return {geometry.width(), geometry.height()};
+}
+
+bool
+Image::scale(Geometry geometry)
+{
+	if (geometry.width == 0 || geometry.height == 0)
+		return false;
+
+	try
+	{
+		_image.resize( Magick::Geometry(geometry.width, geometry.height ) );
+
+		return true;
+	}
+	catch (Magick::Exception& e)
+	{
+		LMS_LOG(COVER, ERROR) << "Caught Magick exception during scale: " << e.what();
+		return false;
+	}
+}
+
+std::vector<uint8_t>
+Image::save(Format format) const
+{
+	std::vector<uint8_t> res;
+
+	try
+	{
+		Magick::Image outputImage {_image};
+
+		outputImage.magick(formatToMagick(format));
+
+		Magick::Blob blob;
+		outputImage.write(&blob);
+
+		auto begin = static_cast<const uint8_t*>(blob.data());
+		std::copy(begin, begin + blob.length(), std::back_inserter(res));
+		return res;
+	}
+	catch (Magick::Exception& e)
+	{
+		LMS_LOG(COVER, ERROR) << "Caught Magick exception during save:" << e.what();
+		res.clear();
+		return res;
+	}
+}
+
+} // namespace CoverArt
+