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Diffstat (limited to 'src/3rdparty/jasper/src/libjasper/bmp/bmp_cod.h')
| -rw-r--r-- | src/3rdparty/jasper/src/libjasper/bmp/bmp_cod.h | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/src/3rdparty/jasper/src/libjasper/bmp/bmp_cod.h b/src/3rdparty/jasper/src/libjasper/bmp/bmp_cod.h new file mode 100644 index 0000000..674aa6e --- /dev/null +++ b/src/3rdparty/jasper/src/libjasper/bmp/bmp_cod.h @@ -0,0 +1,215 @@ +/* + * Copyright (c) 1999-2000 Image Power, Inc. and the University of + * British Columbia. + * Copyright (c) 2001-2002 Michael David Adams. + * All rights reserved. + */ + +/* __START_OF_JASPER_LICENSE__ + * + * JasPer License Version 2.0 + * + * Copyright (c) 2001-2006 Michael David Adams + * Copyright (c) 1999-2000 Image Power, Inc. + * Copyright (c) 1999-2000 The University of British Columbia + * + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person (the + * "User") obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without restriction, + * including without limitation the rights to use, copy, modify, merge, + * publish, distribute, and/or sell copies of the Software, and to permit + * persons to whom the Software is furnished to do so, subject to the + * following conditions: + * + * 1. The above copyright notices and this permission notice (which + * includes the disclaimer below) shall be included in all copies or + * substantial portions of the Software. + * + * 2. The name of a copyright holder shall not be used to endorse or + * promote products derived from the Software without specific prior + * written permission. + * + * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS + * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER + * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS + * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING + * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A + * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL + * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING + * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, + * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION + * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE + * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE + * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY. + * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS + * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL + * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS + * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE + * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE + * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL + * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES, + * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL + * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH + * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH, + * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH + * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY + * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES. + * + * __END_OF_JASPER_LICENSE__ + */ + +/* + * Windows Bitmap File Library + * + * $Id$ + */ + +#ifndef BMP_COD_H +#define BMP_COD_H + +/******************************************************************************\ +* Includes. +\******************************************************************************/ + +#include "jasper/jas_types.h" + +/******************************************************************************\ +* Constants and macros. +\******************************************************************************/ + +#define BMP_MAGIC 0x4d42 +/* The signature for a BMP file. */ + +#define BMP_HDRLEN 14 +/* The nominal header length. */ + +#define BMP_INFOLEN 40 +/* The nominal info length. */ + +#define BMP_PALLEN(info) ((info)->numcolors * 4) +/* The length of the palette. */ + +#define BMP_HASPAL(info) ((info)->numcolors > 0) +/* Is this a palettized image? */ + +/* Encoding types. */ +#define BMP_ENC_RGB 0 /* No special encoding. */ +#define BMP_ENC_RLE8 1 /* Run length encoding. */ +#define BMP_ENC_RLE4 2 /* Run length encoding. */ + +/******************************************************************************\ +* Types. +\******************************************************************************/ + +/* BMP header. */ +typedef struct { + + int_fast16_t magic; + /* The signature (a.k.a. the magic number). */ + + int_fast32_t siz; + /* The size of the file in 32-bit words. */ + + int_fast16_t reserved1; + /* Ask Bill Gates what this is all about. */ + + int_fast16_t reserved2; + /* Ditto. */ + + int_fast32_t off; + /* The offset of the bitmap data from the bitmap file header in bytes. */ + +} bmp_hdr_t; + +/* Palette entry. */ +typedef struct { + + int_fast16_t red; + /* The red component. */ + + int_fast16_t grn; + /* The green component. */ + + int_fast16_t blu; + /* The blue component. */ + + int_fast16_t res; + /* Reserved. */ + +} bmp_palent_t; + +/* BMP info. */ +typedef struct { + + int_fast32_t len; + /* The length of the bitmap information header in bytes. */ + + int_fast32_t width; + /* The width of the bitmap in pixels. */ + + int_fast32_t height; + /* The height of the bitmap in pixels. */ + + int_fast8_t topdown; + /* The bitmap data is specified in top-down order. */ + + int_fast16_t numplanes; + /* The number of planes. This must be set to a value of one. */ + + int_fast16_t depth; + /* The number of bits per pixel. */ + + int_fast32_t enctype; + /* The type of compression used. */ + + int_fast32_t siz; + /* The size of the image in bytes. */ + + int_fast32_t hres; + /* The horizontal resolution in pixels/metre. */ + + int_fast32_t vres; + /* The vertical resolution in pixels/metre. */ + + int_fast32_t numcolors; + /* The number of color indices used by the bitmap. */ + + int_fast32_t mincolors; + /* The number of color indices important for displaying the bitmap. */ + + bmp_palent_t *palents; + /* The colors should be listed in order of importance. */ + +} bmp_info_t; + +/******************************************************************************\ +* Functions and macros. +\******************************************************************************/ + +#define bmp_issupported(hdr, info) \ + ((hdr)->magic == BMP_MAGIC && !(hdr)->reserved1 && \ + !(hdr)->reserved2 && (info)->numplanes == 1 && \ + ((info)->depth == 8 || (info)->depth == 24) && \ + (info)->enctype == BMP_ENC_RGB) +/* Is this type of BMP file supported? */ + +#define bmp_haspal(info) \ + ((info)->depth == 8) +/* Is there a palette? */ + +int bmp_numcmpts(bmp_info_t *info); +/* Get the number of components. */ + +bmp_info_t *bmp_info_create(void); +/* Create BMP information. */ + +void bmp_info_destroy(bmp_info_t *info); +/* Destroy BMP information. */ + +int bmp_isgrayscalepal(bmp_palent_t *palents, int numpalents); +/* Does the specified palette correspond to a grayscale image? */ + +#endif |