payloads/libpayload/drivers/video/bitmap.h

   1 /*
   2  *
   3  * Copyright (C) 2015 Google, Inc.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. The name of the author may not be used to endorse or promote products
  14  *    derived from this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 #ifndef __BITMAP_H__
  30 #define __BITMAP_H__
  31
  32 #include <stdint.h>
  33
  34 struct bitmap_file_header {
  35         uint8_t signature[2];
  36         uint32_t file_size;
  37         uint16_t reserved[2];
  38         uint32_t bitmap_offset;
  39 } __packed;
  40
  41 /* Bitmap version 3 */
  42
  43 struct bitmap_header_v3 {
  44         uint32_t header_size;
  45         int32_t width;
  46         int32_t height;
  47         uint16_t planes;
  48         uint16_t bits_per_pixel;
  49         uint32_t compression;
  50         uint32_t size;
  51         int32_t h_res;
  52         int32_t v_res;
  53         uint32_t colors_used;
  54         uint32_t colors_important;
  55 } __packed;
  56
  57 struct bitmap_palette_element_v3 {
  58         uint8_t blue;
  59         uint8_t green;
  60         uint8_t red;
  61         uint8_t reserved;
  62 } __packed;
  63
  64 #endif /* __BITMAP_H__ */