mirror of
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91 lines
3.6 KiB
C++
91 lines
3.6 KiB
C++
/* FasTC
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* Copyright (c) 2012 University of North Carolina at Chapel Hill. All rights reserved.
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*
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* Permission to use, copy, modify, and distribute this software and its documentation for educational,
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* research, and non-profit purposes, without fee, and without a written agreement is hereby granted,
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* provided that the above copyright notice, this paragraph, and the following four paragraphs appear
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* in all copies.
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*
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* Permission to incorporate this software into commercial products may be obtained by contacting the
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* authors or the Office of Technology Development at the University of North Carolina at Chapel Hill <otd@unc.edu>.
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*
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* This software program and documentation are copyrighted by the University of North Carolina at Chapel Hill.
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* The software program and documentation are supplied "as is," without any accompanying services from the
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* University of North Carolina at Chapel Hill or the authors. The University of North Carolina at Chapel Hill
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* and the authors do not warrant that the operation of the program will be uninterrupted or error-free. The
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* end-user understands that the program was developed for research purposes and is advised not to rely
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* exclusively on the program for any reason.
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*
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* IN NO EVENT SHALL THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE AUTHORS BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE
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* USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE
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* AUTHORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS SPECIFICALLY DISCLAIM ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ANY
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* STATUTORY WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY
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* OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS HAVE NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
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* ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Please send all BUG REPORTS to <pavel@cs.unc.edu>.
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*
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* The authors may be contacted via:
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*
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* Pavel Krajcevski
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* Dept of Computer Science
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* 201 S Columbia St
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* Frederick P. Brooks, Jr. Computer Science Bldg
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* Chapel Hill, NC 27599-3175
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* USA
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*
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* <http://gamma.cs.unc.edu/FasTC/>
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*/
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#ifndef _IMAGE_FILE_H_
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#define _IMAGE_FILE_H_
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#include "TexCompTypes.h"
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#include "ImageFileFormat.h"
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// Forward declare
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class Image;
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class CompressedImage;
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struct SCompressionSettings;
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// Class definition
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class ImageFile {
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public:
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ImageFile(const char *filename);
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ImageFile(const char *filename, EImageFileFormat format);
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ImageFile(const char *filename, EImageFileFormat format, const Image &);
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~ImageFile();
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unsigned int GetWidth() const { return m_Width; }
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unsigned int GetHeight() const { return m_Height; }
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CompressedImage *Compress(const SCompressionSettings &) const;
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Image *GetImage() const { return m_Image; }
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bool Load();
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bool Write();
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private:
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static const unsigned int kMaxFilenameSz = 256;
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char m_Filename[kMaxFilenameSz];
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unsigned int m_Handle;
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unsigned int m_Width;
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unsigned int m_Height;
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Image *m_Image;
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const EImageFileFormat m_FileFormat;
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static unsigned char *ReadFileData(const CHAR *filename);
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static bool WriteImageDataToFile(const uint8 *data, const uint32 dataSz, const CHAR *filename);
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static EImageFileFormat DetectFileFormat(const CHAR *filename);
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Image *LoadImage(const unsigned char *rawImageData) const;
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};
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#endif // _IMAGE_FILE_H_
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