mirror of
https://github.com/yuzu-emu/FasTC
synced 2024-11-23 01:53:38 +00:00
104 lines
4 KiB
C++
104 lines
4 KiB
C++
/* FasTC
|
|
* Copyright (c) 2012 University of North Carolina at Chapel Hill. All rights reserved.
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software and its documentation for educational,
|
|
* research, and non-profit purposes, without fee, and without a written agreement is hereby granted,
|
|
* provided that the above copyright notice, this paragraph, and the following four paragraphs appear
|
|
* in all copies.
|
|
*
|
|
* Permission to incorporate this software into commercial products may be obtained by contacting the
|
|
* authors or the Office of Technology Development at the University of North Carolina at Chapel Hill <otd@unc.edu>.
|
|
*
|
|
* This software program and documentation are copyrighted by the University of North Carolina at Chapel Hill.
|
|
* The software program and documentation are supplied "as is," without any accompanying services from the
|
|
* University of North Carolina at Chapel Hill or the authors. The University of North Carolina at Chapel Hill
|
|
* and the authors do not warrant that the operation of the program will be uninterrupted or error-free. The
|
|
* end-user understands that the program was developed for research purposes and is advised not to rely
|
|
* exclusively on the program for any reason.
|
|
*
|
|
* IN NO EVENT SHALL THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE AUTHORS BE LIABLE TO ANY PARTY FOR
|
|
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE
|
|
* USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE
|
|
* AUTHORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS SPECIFICALLY DISCLAIM ANY WARRANTIES, INCLUDING,
|
|
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ANY
|
|
* STATUTORY WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY
|
|
* OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS HAVE NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
|
|
* ENHANCEMENTS, OR MODIFICATIONS.
|
|
*
|
|
* Please send all BUG REPORTS to <pavel@cs.unc.edu>.
|
|
*
|
|
* The authors may be contacted via:
|
|
*
|
|
* Pavel Krajcevski
|
|
* Dept of Computer Science
|
|
* 201 S Columbia St
|
|
* Frederick P. Brooks, Jr. Computer Science Bldg
|
|
* Chapel Hill, NC 27599-3175
|
|
* USA
|
|
*
|
|
* <http://gamma.cs.unc.edu/FasTC/>
|
|
*/
|
|
|
|
#ifndef _IMAGE_FILE_H_
|
|
#define _IMAGE_FILE_H_
|
|
|
|
#include "TexCompTypes.h"
|
|
#include "ImageFileFormat.h"
|
|
#include "ImageFwd.h"
|
|
|
|
// Forward declare
|
|
class CompressedImage;
|
|
struct SCompressionSettings;
|
|
|
|
// Class definition
|
|
class ImageFile {
|
|
|
|
public:
|
|
|
|
// Opens and loads an image file from the given path. The file format
|
|
// is inferred from the filename.
|
|
ImageFile(const char *filename);
|
|
|
|
// Opens and loads a given image file with the passed format.
|
|
ImageFile(const char *filename, EImageFileFormat format);
|
|
|
|
// Creates an imagefile with the corresponding image data. This is ready
|
|
// to be written to disk with the passed filename.
|
|
ImageFile(const char *filename, EImageFileFormat format, const FasTC::Image<> &);
|
|
|
|
~ImageFile();
|
|
|
|
static EImageFileFormat DetectFileFormat(const CHAR *filename);
|
|
unsigned int GetWidth() const { return m_Width; }
|
|
unsigned int GetHeight() const { return m_Height; }
|
|
FasTC::Image<> *GetImage() const { return m_Image; }
|
|
|
|
// Loads the image into memory. If this function returns true, then a valid
|
|
// m_Image will be created and available.
|
|
bool Load();
|
|
|
|
// Writes the given image to disk. Returns true on success.
|
|
bool Write();
|
|
|
|
private:
|
|
|
|
static const unsigned int kMaxFilenameSz = 256;
|
|
char m_Filename[kMaxFilenameSz];
|
|
unsigned int m_Width;
|
|
unsigned int m_Height;
|
|
|
|
const EImageFileFormat m_FileFormat;
|
|
|
|
uint8 *m_FileData;
|
|
int32 m_FileDataSz;
|
|
|
|
FasTC::Image<> *m_Image;
|
|
|
|
bool ReadFileData(const CHAR *filename);
|
|
static bool WriteImageDataToFile(const uint8 *data, const uint32 dataSz, const CHAR *filename);
|
|
|
|
FasTC::Image<> *LoadImage() const;
|
|
};
|
|
#endif // _IMAGE_FILE_H_
|