MagickUtilities.h
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/**
* @file
* @brief Header file for MagickUtilities (IM6/IM7 compatibility overlay)
* @author Jonathan Thomas <jonathan@openshot.org>
* @author FeRD (Frank Dana) <ferdnyc@gmail.com>
*/
/* 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/>.
*/
#ifndef OPENSHOT_MAGICK_UTILITIES_H
#define OPENSHOT_MAGICK_UTILITIES_H
#ifdef USE_IMAGEMAGICK
#include "Magick++.h"
// Determine ImageMagick version, as IM7 isn't fully
// backwards compatible
#ifndef NEW_MAGICK
#define NEW_MAGICK (MagickLibVersion >= 0x700)
#endif
// IM7: <Magick::Image>->alpha(bool)
// IM6: <Magick::Image>->matte(bool)
#if NEW_MAGICK
#define MAGICK_IMAGE_ALPHA(im, a) im->alpha((a))
#else
#define MAGICK_IMAGE_ALPHA(im, a) im->matte((a))
#endif
// IM7: vector<Magick::Drawable>
// IM6: list<Magick::Drawable>
// (both have the push_back() method which is all we use)
#if NEW_MAGICK
#define MAGICK_DRAWABLE std::vector<Magick::Drawable>
#else
#define MAGICK_DRAWABLE std::list<Magick::Drawable>
#endif
#endif
#endif