/* ---------------------------------------------------------------------------- | |
* SAM Software Package License | |
* ---------------------------------------------------------------------------- | |
* Copyright (c) 2011, Atmel Corporation | |
* | |
* All rights reserved. | |
* | |
* Redistribution and use in source and binary forms, with or without | |
* modification, are permitted provided that the following conditions are met: | |
* | |
* - Redistributions of source code must retain the above copyright notice, | |
* this list of conditions and the disclaimer below. | |
* | |
* Atmel's name may not be used to endorse or promote products derived from | |
* this software without specific prior written permission. | |
* | |
* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR | |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE | |
* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, | |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, | |
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, | |
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
* ---------------------------------------------------------------------------- | |
*/ | |
/** | |
* \file | |
* \section Purpose | |
* | |
* Utility for BMP | |
* | |
*/ | |
#ifndef BMP_H | |
#define BMP_H | |
/** BMP magic number ('BM'). */ | |
#define BMP_TYPE 0x4D42 | |
/** headerSize must be set to 40 */ | |
#define BITMAPINFOHEADER 40 | |
/*------------------------------------------------------------------------------ | |
* Exported types | |
*------------------------------------------------------------------------------*/ | |
#pragma pack( 1 ) | |
/** BMP (Windows) Header Format */ | |
typedef struct _BMPHeader | |
{ | |
/* signature, must be 4D42 hex */ | |
uint16_t type; | |
/* size of BMP file in bytes (unreliable) */ | |
uint32_t fileSize; | |
/* reserved, must be zero */ | |
uint16_t reserved1; | |
/* reserved, must be zero */ | |
uint16_t reserved2; | |
/* offset to start of image data in bytes */ | |
uint32_t offset; | |
/* size of BITMAPINFOHEADER structure, must be 40 */ | |
uint32_t headerSize; | |
/* image width in pixels */ | |
uint32_t width; | |
/* image height in pixels */ | |
uint32_t height; | |
/* number of planes in the image, must be 1 */ | |
uint16_t planes; | |
/* number of bits per pixel (1, 4, 8, 16, 24, 32) */ | |
uint16_t bits; | |
/* compression type (0=none, 1=RLE-8, 2=RLE-4) */ | |
uint32_t compression; | |
/* size of image data in bytes (including padding) */ | |
uint32_t imageSize; | |
/* horizontal resolution in pixels per meter (unreliable) */ | |
uint32_t xresolution; | |
/* vertical resolution in pixels per meter (unreliable) */ | |
uint32_t yresolution; | |
/* number of colors in image, or zero */ | |
uint32_t ncolours; | |
/* number of important colors, or zero */ | |
uint32_t importantcolours; | |
} BMPHeader; | |
#pragma pack() | |
/*------------------------------------------------------------------------------ | |
* Exported functions | |
*------------------------------------------------------------------------------*/ | |
extern uint8_t BMP_IsValid(void *file); | |
extern uint32_t BMP_GetFileSize(void *file); | |
extern uint8_t BMP_Decode( void *file, uint8_t *buffer, uint32_t width, uint32_t height, uint8_t bpp ); | |
extern void WriteBMPheader( uint32_t* pAddressHeader, uint32_t bmpHSize, uint32_t bmpVSize, uint8_t nbByte_Pixels ); | |
extern void BMP_displayHeader(uint32_t* pAddressHeader); | |
extern void RGB565toBGR555( uint8_t *fileSource, uint8_t *fileDestination, uint32_t width, uint32_t height, uint8_t bpp ); | |
#endif //#ifndef BMP_H | |