[people/ms/u-boot.git] / include / bmp_layout.h

/* (C) Copyright 2002
 * Detlev Zundel, DENX Software Engineering, dzu@denx.de.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

/************************************************************************/
/* ** Layout of a bmp file						*/
/************************************************************************/

#ifndef _BMP_H_
#define _BMP_H_

struct __packed bmp_color_table_entry {
	__u8	blue;
	__u8	green;
	__u8	red;
	__u8	reserved;
};

/* When accessing these fields, remember that they are stored in little
   endian format, so use linux macros, e.g. le32_to_cpu(width)          */

struct __packed bmp_header {
	/* Header */
	char signature[2];
	__u32	file_size;
	__u32	reserved;
	__u32	data_offset;
	/* InfoHeader */
	__u32	size;
	__u32	width;
	__u32	height;
	__u16	planes;
	__u16	bit_count;
	__u32	compression;
	__u32	image_size;
	__u32	x_pixels_per_m;
	__u32	y_pixels_per_m;
	__u32	colors_used;
	__u32	colors_important;
	/* ColorTable */
};

struct bmp_image {
	struct bmp_header header;
	/* We use a zero sized array just as a placeholder for variable
	   sized array */
	struct bmp_color_table_entry color_table[0];
};

/* Data in the bmp_image is aligned to this length */
#define BMP_DATA_ALIGN	4

/* Constants for the compression field */
#define BMP_BI_RGB	0
#define BMP_BI_RLE8	1
#define BMP_BI_RLE4	2

#endif							/* _BMP_H_ */
Commit	Line	Data
059ae173 WD	1	/* (C) Copyright 2002
	2	* Detlev Zundel, DENX Software Engineering, dzu@denx.de.
	3	*
1a459660	4	* SPDX-License-Identifier: GPL-2.0+
059ae173 WD	5	*/
	6
	7	/************************************************************************/
	8	/* ** Layout of a bmp file */
	9	/************************************************************************/
	10
	11	#ifndef _BMP_H_
	12	#define _BMP_H_
	13
1c3dbe56	14	struct __packed bmp_color_table_entry {
27b207fd WD	15	__u8 blue;
	16	__u8 green;
	17	__u8 red;
	18	__u8 reserved;
1c3dbe56	19	};
059ae173 WD	20
	21	/* When accessing these fields, remember that they are stored in little
	22	endian format, so use linux macros, e.g. le32_to_cpu(width) */
	23
1c3dbe56	24	struct __packed bmp_header {
27b207fd WD	25	/* Header */
	26	char signature[2];
	27	__u32 file_size;
	28	__u32 reserved;
	29	__u32 data_offset;
	30	/* InfoHeader */
	31	__u32 size;
	32	__u32 width;
	33	__u32 height;
	34	__u16 planes;
	35	__u16 bit_count;
	36	__u32 compression;
	37	__u32 image_size;
	38	__u32 x_pixels_per_m;
	39	__u32 y_pixels_per_m;
	40	__u32 colors_used;
	41	__u32 colors_important;
	42	/* ColorTable */
1c3dbe56	43	};
8bde7f77	44
1c3dbe56 SG	45	struct bmp_image {
1c3dbe56 SG	46	struct bmp_header header;
27b207fd WD	47	/* We use a zero sized array just as a placeholder for variable
27b207fd WD	48	sized array */
1c3dbe56 SG	49	struct bmp_color_table_entry color_table[0];
1c3dbe56 SG	50	};
059ae173 WD	51
059ae173 WD	52	/* Data in the bmp_image is aligned to this length */
27b207fd	53	#define BMP_DATA_ALIGN 4
059ae173 WD	54
059ae173 WD	55	/* Constants for the compression field */
27b207fd WD	56	#define BMP_BI_RGB 0
	57	#define BMP_BI_RLE8 1
	58	#define BMP_BI_RLE4 2
059ae173	59
27b207fd	60	#endif /* _BMP_H_ */