00001 00002 /*************************************************************************** 00003 * imagedecompressor.h - image de-compressor interface 00004 * 00005 * Created: Tue Nov 13 10:50:12 2007 00006 * Copyright 2005-2007 Tim Niemueller [www.niemueller.de] 00007 * 00008 ****************************************************************************/ 00009 00010 /* This program is free software; you can redistribute it and/or modify 00011 * it under the terms of the GNU General Public License as published by 00012 * the Free Software Foundation; either version 2 of the License, or 00013 * (at your option) any later version. A runtime exception applies to 00014 * this software (see LICENSE.GPL_WRE file mentioned below for details). 00015 * 00016 * This program is distributed in the hope that it will be useful, 00017 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00018 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00019 * GNU Library General Public License for more details. 00020 * 00021 * Read the full text in the LICENSE.GPL_WRE file in the doc directory. 00022 */ 00023 00024 #ifndef __FIREVISION_UTILS_COMPRESSION_IMAGEDECOMPRESSOR_H_ 00025 #define __FIREVISION_UTILS_COMPRESSION_IMAGEDECOMPRESSOR_H_ 00026 00027 #include <fvutils/color/colorspaces.h> 00028 #include <sys/types.h> 00029 00030 namespace firevision { 00031 #if 0 /* just to make Emacs auto-indent happy */ 00032 } 00033 #endif 00034 00035 class ImageDecompressor { 00036 public: 00037 00038 /* Maybe later... 00039 * Where to get the compressed image from 00040 enum DecompressionSource { 00041 COMP_SRC_FILE, < read compressed image from file 00042 COMP_SRC_MEM < read compressed image from buffer in memory 00043 }; 00044 */ 00045 00046 virtual ~ImageDecompressor(); 00047 00048 virtual void set_image_dimensions(unsigned int width, unsigned int height); 00049 virtual void set_compressed_buffer(unsigned char *buf, unsigned int buf_size); 00050 virtual void set_decompressed_buffer(unsigned char *buf, unsigned int buf_size); 00051 virtual void decompress() = 0; 00052 00053 protected: 00054 unsigned int _width; 00055 unsigned int _height; 00056 unsigned char * _compressed_buffer; 00057 unsigned char * _decompressed_buffer; 00058 unsigned int _compressed_buffer_size; 00059 unsigned int _decompressed_buffer_size; 00060 00061 }; 00062 00063 } // end namespace firevision 00064 00065 #endif