/ocr/ocrservice/jni/hydrogen/include/leptonica/bmp.h
http://eyes-free.googlecode.com/ · C++ Header · 74 lines · 31 code · 9 blank · 34 comment · 0 complexity · eb1ad37dd1d00b30106b8d257073bc02 MD5 · raw file
- /*====================================================================*
- - Copyright (C) 2001 Leptonica. All rights reserved.
- - This software is distributed in the hope that it will be
- - useful, but with NO WARRANTY OF ANY KIND.
- - No author or distributor accepts responsibility to anyone for the
- - consequences of using this software, or for whether it serves any
- - particular purpose or works at all, unless he or she says so in
- - writing. Everyone is granted permission to copy, modify and
- - redistribute this source code, for commercial or non-commercial
- - purposes, with the following restrictions: (1) the origin of this
- - source code must not be misrepresented; (2) modified versions must
- - be plainly marked as such; and (3) this notice may not be removed
- - or altered from any source or modified source distribution.
- *====================================================================*/
- #ifndef LEPTONICA_BMP_H
- #define LEPTONICA_BMP_H
- /*
- * This file is here to describe the fields in the header of
- * the BMP file. These fields are not used directly in Leptonica.
- * The only thing we use are the sizes of these two headers.
- * Furthermore, because of potential namespace conflicts with
- * the typedefs and defined sizes, we have changed the names
- * to protect anyone who may also need to use the original definitions.
- * Thanks to J. D. Bryan for pointing out the potential problems when
- * developing on Win32 compatible systems.
- */
- /*-------------------------------------------------------------*
- * BMP file header *
- *-------------------------------------------------------------*/
- struct BMP_FileHeader
- {
- l_int16 bfType; /* file type; must be "BM" */
- l_int16 bfSize; /* length of the file;
- sizeof(BMP_FileHeader) +
- sizeof(BMP_InfoHeader) +
- size of color table +
- size of DIB bits */
- l_int16 bfFill1; /* remainder of the bfSize field */
- l_int16 bfReserved1; /* don't care (set to 0)*/
- l_int16 bfReserved2; /* don't care (set to 0)*/
- l_int16 bfOffBits; /* offset from beginning of file */
- l_int16 bfFill2; /* remainder of the bfOffBits field */
- };
- typedef struct BMP_FileHeader BMP_FH;
- #define BMP_FHBYTES sizeof(BMP_FH)
- /*-------------------------------------------------------------*
- * BMP info header *
- *-------------------------------------------------------------*/
- struct BMP_InfoHeader
- {
- l_int32 biSize; /* size of the BMP_InfoHeader struct */
- l_int32 biWidth; /* bitmap width in pixels */
- l_int32 biHeight; /* bitmap height in pixels */
- l_int16 biPlanes; /* number of bitmap planes */
- l_int16 biBitCount; /* number of bits per pixel */
- l_int32 biCompression; /* compression format (0 == uncompressed) */
- l_int32 biSizeImage; /* size of image in bytes */
- l_int32 biXPelsPerMeter; /* pixels per meter in x direction */
- l_int32 biYPelsPerMeter; /* pixels per meter in y direction */
- l_int32 biClrUsed; /* number of colors used */
- l_int32 biClrImportant; /* number of important colors used */
- };
- typedef struct BMP_InfoHeader BMP_IH;
- #define BMP_IHBYTES sizeof(BMP_IH)
-
- #endif /* LEPTONICA_BMP_H */