mirror of https://github.com/mosra/magnum.git
Vladimír Vondruš
13 years ago
6 changed files with 185 additions and 0 deletions
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/*
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013 Vladimír Vondruš <mosra@centrum.cz> |
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
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to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
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Software is furnished to do so, subject to the following conditions: |
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|
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The above copyright notice and this permission notice shall be included |
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in all copies or substantial portions of the Software. |
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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#include "AbstractImageConverter.h" |
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#include <Utility/Assert.h> |
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namespace Magnum { namespace Trade { |
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AbstractImageConverter::AbstractImageConverter() = default; |
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AbstractImageConverter::AbstractImageConverter(Corrade::PluginManager::AbstractPluginManager* manager, std::string plugin): AbstractPlugin(manager, std::move(plugin)) {} |
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Image2D* AbstractImageConverter::convertToImage(const Image2D* const) const { |
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CORRADE_ASSERT(features() & Feature::ConvertToImage, |
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"Trade::AbstractImageConverter::convertToImage(): feature advertised but not implemented", nullptr); |
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CORRADE_ASSERT(false, "Trade::AbstractImageConverter::convertToImage(): feature not implemented", nullptr); |
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} |
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std::pair<const unsigned char*, std::size_t> AbstractImageConverter::convertToData(const Image2D* const) const { |
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CORRADE_ASSERT(features() & Feature::ConvertToData, |
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"Trade::AbstractImageConverter::convertToData(): feature advertised but not implemented", std::make_pair(nullptr, 0)); |
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CORRADE_ASSERT(false, "Trade::AbstractImageConverter::convertToData(): feature not implemented", std::make_pair(nullptr, 0)); |
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} |
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bool AbstractImageConverter::convertToFile(const Image2D* const, const std::string&) const { |
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CORRADE_ASSERT(features() & Feature::ConvertToFile, |
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"Trade::AbstractImageConverter::convertToFile(): feature advertised but not implemented", false); |
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CORRADE_ASSERT(false, "Trade::AbstractImageConverter::convertToFile(): feature not implemented", false); |
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} |
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}} |
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#ifndef Magnum_Trade_AbstractImageConverter_h |
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#define Magnum_Trade_AbstractImageConverter_h |
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/*
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013 Vladimír Vondruš <mosra@centrum.cz> |
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|
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
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to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
||||
Software is furnished to do so, subject to the following conditions: |
||||
|
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The above copyright notice and this permission notice shall be included |
||||
in all copies or substantial portions of the Software. |
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|
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||||
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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/** @file
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* @brief Class Magnum::Trade::AbstractImageConverter |
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*/ |
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#include <PluginManager/AbstractPlugin.h> |
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#include "Magnum.h" |
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#include "Text/Text.h" |
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#include "magnumVisibility.h" |
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namespace Magnum { namespace Trade { |
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/**
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@brief Base for image converter plugins |
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Provides functionality for converting images between various internal formats |
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or compressing them. |
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@section AbstractImageConverter-subclassing Subclassing |
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Plugin implements function features() and one or more of convertToImage(), |
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convertToData() or convertToFile() functions based on what features are |
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supported. |
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*/ |
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class MAGNUM_EXPORT AbstractImageConverter: public Corrade::PluginManager::AbstractPlugin { |
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PLUGIN_INTERFACE("cz.mosra.magnum.Trade.AbstractImageConverter/0.1") |
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public: |
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/**
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* @brief Features supported by this converter |
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* |
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* @see Features, features() |
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*/ |
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enum class Feature: UnsignedByte { |
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/** Converting to image with different format with convertToImage() */ |
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ConvertToImage = 1 << 0, |
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/** Converting to data with convertToData() */ |
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ConvertToData = 1 << 1, |
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/** Converting to file with convertToFile() */ |
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ConvertToFile = 1 << 2 |
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}; |
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/**
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* @brief Features supported by this converter |
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* |
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* @see features() |
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*/ |
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typedef Corrade::Containers::EnumSet<Feature, UnsignedByte> Features; |
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/** @brief Default constructor */ |
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explicit AbstractImageConverter(); |
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/** @brief Plugin manager constructor */ |
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explicit AbstractImageConverter(Corrade::PluginManager::AbstractPluginManager* manager, std::string plugin); |
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/** @brief Features supported by this converter */ |
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virtual Features features() const = 0; |
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/**
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* @brief Convert image to different format |
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* |
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* Available only if @ref Feature "Feature::ConvertToImage" is supported. |
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* Returns converted image on success, `nullptr` otherwise. |
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* @see features(), convertToData(), convertToFile() |
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*/ |
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virtual Image2D* convertToImage(const Image2D* const image) const; |
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/**
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* @brief Convert image to raw data |
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* |
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* Available only if @ref Feature "Feature::ConvertToData" is supported. |
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* Returns data pointer and size on success, `nullptr` otherwise. |
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* @see features(), convertToImage(), convertToFile() |
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*/ |
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virtual std::pair<const unsigned char*, std::size_t> convertToData(const Image2D* const image) const; |
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/**
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* @brief Convert image and save it to file |
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* |
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* Available only if @ref Feature "Feature::ConvertToFile" is supported. |
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* Returns `true` on success, `false` otherwise. |
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* @see features(), convertToImage(), convertToData() |
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*/ |
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virtual bool convertToFile(const Image2D* const image, const std::string& filename) const; |
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}; |
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CORRADE_ENUMSET_OPERATORS(AbstractImageConverter::Features) |
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}} |
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#endif |
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