ximaraw.h
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上传日期:2021-07-05
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文件大小:3k
- /*
- * File: ximaraw.h
- * Purpose: RAW Image Class Loader and Writer
- */
- /* ==========================================================
- * CxImageRAW (c) May/2006 pdw63
- * For conditions of distribution and use, see copyright notice in ximage.h
- * Special thanks to David Coffin for dcraw without which this class would not exist
- *
- * libdcr (c) Dec/2007 Davide Pizzolato - www.xdp.it
- *
- * based on dcraw.c -- Dave Coffin's raw photo decoder
- * Copyright 1997-2007 by Dave Coffin, dcoffin a cybercom o net
- * ==========================================================
- */
- #if !defined(__ximaRAW_h)
- #define __ximaRAW_h
- #include "ximage.h"
- #if CXIMAGE_SUPPORT_RAW
- extern "C" {
- #include "../raw/libdcr.h"
- }
- class CxImageRAW: public CxImage
- {
- public:
- CxImageRAW(): CxImage(CXIMAGE_FORMAT_RAW) {}
- // bool Load(const char * imageFileName){ return CxImage::Load(imageFileName,CXIMAGE_FORMAT_ICO);}
- // bool Save(const char * imageFileName){ return CxImage::Save(imageFileName,CXIMAGE_FORMAT_ICO);}
- bool Decode(CxFile * hFile);
- bool Decode(FILE *hFile) { CxIOFile file(hFile); return Decode(&file); }
- #if CXIMAGE_SUPPORT_ENCODE
- bool Encode(CxFile * hFile);
- bool Encode(FILE *hFile) { CxIOFile file(hFile); return Encode(&file); }
- #endif // CXIMAGE_SUPPORT_ENCODE
- enum CODEC_OPTION
- {
- DECODE_QUALITY_LIN = 0x00,
- DECODE_QUALITY_VNG = 0x01,
- DECODE_QUALITY_PPG = 0x02,
- DECODE_QUALITY_AHD = 0x03,
- };
- protected:
- class CxFileRaw
- {
- public:
- CxFileRaw(CxFile* pFile,DCRAW *stream)
- {
- stream->obj_ = pFile;
- ras_stream_CxFile.read_ = raw_sfile_read;
- ras_stream_CxFile.write_ = raw_sfile_write;
- ras_stream_CxFile.seek_ = raw_sfile_seek;
- ras_stream_CxFile.close_ = raw_sfile_close;
- ras_stream_CxFile.gets_ = raw_sfile_gets;
- ras_stream_CxFile.eof_ = raw_sfile_eof;
- ras_stream_CxFile.tell_ = raw_sfile_tell;
- ras_stream_CxFile.getc_ = raw_sfile_getc;
- ras_stream_CxFile.scanf_ = raw_sfile_scanf;
- stream->ops_ = &ras_stream_CxFile;
- }
- static int raw_sfile_read(dcr_stream_obj *obj, void *buf, int size, int cnt)
- { return ((CxFile*)obj)->Read(buf,size,cnt); }
- static int raw_sfile_write(dcr_stream_obj *obj, void *buf, int size, int cnt)
- { return ((CxFile*)obj)->Write(buf,size,cnt); }
- static long raw_sfile_seek(dcr_stream_obj *obj, long offset, int origin)
- { return ((CxFile*)obj)->Seek(offset,origin); }
- static int raw_sfile_close(dcr_stream_obj *obj)
- { return 1; /*((CxFile*)obj)->Close();*/ }
- static char* raw_sfile_gets(dcr_stream_obj *obj, char *string, int n)
- { return ((CxFile*)obj)->GetS(string,n); }
- static int raw_sfile_eof(dcr_stream_obj *obj)
- { return ((CxFile*)obj)->Eof(); }
- static long raw_sfile_tell(dcr_stream_obj *obj)
- { return ((CxFile*)obj)->Tell(); }
- static int raw_sfile_getc(dcr_stream_obj *obj)
- { return ((CxFile*)obj)->GetC(); }
- static int raw_sfile_scanf(dcr_stream_obj *obj,const char *format, void* output)
- { return ((CxFile*)obj)->Scanf(format, output); }
- private:
- dcr_stream_ops ras_stream_CxFile;
- };
- };
- #endif
- #endif