57 lines
1.8 KiB
C++
57 lines
1.8 KiB
C++
/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
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*
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* RawTherapee is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RawTherapee is distributed in the hope that it will be useful,
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* 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RawTherapee. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef _PREVIEWIMAGE_
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#define _PREVIEWIMAGE_
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#include <glibmm/ustring.h>
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#include <cairomm/cairomm.h>
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namespace rtengine
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{
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/** @brief Get a quick preview image out of a raw or standard file
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*
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* This class reads the full size preview image (at least the biggest one available) from the raw file,
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* or the fast demosaiced version if no suitable embedded preview is found.
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*
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* For standard image, it simply read it with fast conversion for 32 bits images
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*/
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class PreviewImage
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{
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private:
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Cairo::RefPtr<Cairo::ImageSurface> previewImage;
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public:
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typedef enum mode {
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PIM_EmbeddedPreviewOnly, /// Get the embedded image only, fail if doesn't exist
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PIM_EmbeddedOrRaw, /// Get the embedded image if it exist, or use the raw file otherwise
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PIM_ForceRaw /// Get a preview of the raw file, even if an embedded image exist
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} PreviewImageMode;
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PreviewImage (const Glib::ustring &fname, const Glib::ustring &ext, const PreviewImageMode mode);
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Cairo::RefPtr<Cairo::ImageSurface> getImage();
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};
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}
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#endif
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