Diff: RA8875/Bitmap.h

Revision:

0:a115ff47d1c1

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RA8875/Bitmap.h	Mon Nov 30 11:13:18 2015 +0000
@@ -0,0 +1,102 @@
+//
+// Windows BMP file definitions.
+//
+// Adapted from code written by Michael Sweet from Paul Bourke's
+// web site: http://paulbourke.net/dataformats/bmp/
+//
+
+#ifndef _BITMAP_H_
+#define _BITMAP_H_
+
+#include <mbed.h>
+
+// BITMAPFILEHEADER
+// BITMAPINFOHEADER
+// Optional Palette
+// Raw Data
+
+//
+// Bitmap file data structures
+//
+// must align to 2-byte boundaries so it doesn't alter the memory image when 
+// bytes are read from the file system into this footprint.
+#pragma push
+#pragma pack(2)
+
+typedef struct                    /**** BMP file header structure ****/
+    {
+    uint16_t    bfType;           /* Magic number for file */
+    uint32_t    bfSize;           /* Size of file */
+    uint16_t    bfReserved1;      /* Reserved */
+    uint16_t    bfReserved2;      /* ... */
+    uint32_t    bfOffBits;        /* Offset to bitmap data */
+    } BITMAPFILEHEADER;
+
+typedef struct                    /**** BMP file info structure ****/
+    {
+    uint32_t    biSize;           /* Size of info header */
+    uint32_t    biWidth;          /* Width of image */
+    uint32_t    biHeight;         /* Height of image */
+    uint16_t    biPlanes;         /* Number of color planes */
+    uint16_t    biBitCount;       /* Number of bits per pixel */
+    uint32_t    biCompression;    /* Type of compression to use */
+    uint32_t    biSizeImage;      /* Size of image data */
+    int32_t     biXPelsPerMeter;  /* X pixels per meter */
+    int32_t     biYPelsPerMeter;  /* Y pixels per meter */
+    uint32_t    biClrUsed;        /* Number of colors used */
+    uint32_t    biClrImportant;   /* Number of important colors */
+    } BITMAPINFOHEADER;
+#pragma pop
+
+#define BF_TYPE 0x4D42            /* "MB" */
+
+/*
+ * Constants for the biCompression field...
+ */
+
+#  define BI_RGB       0             /* No compression - straight BGR data */
+#  define BI_RLE8      1             /* 8-bit run-length compression */
+#  define BI_RLE4      2             /* 4-bit run-length compression */
+#  define BI_BITFIELDS 3             /* RGB bitmap with RGB masks */
+
+typedef struct                       /**** Colormap entry structure ****/
+    {
+    uint8_t  rgbBlue;          /* Blue value */
+    uint8_t  rgbGreen;         /* Green value */
+    uint8_t  rgbRed;           /* Red value */
+    uint8_t  rgbReserved;      /* Reserved */
+    } RGBQUAD;
+
+//typedef struct                       /**** Bitmap information structure ****/
+//    {
+//    BITMAPINFOHEADER bmiHeader;      /* Image header */
+//    RGBQUAD          bmiColors[256]; /* Image colormap */
+//    } BITMAPINFO;
+
+
+#pragma push
+#pragma pack(2)
+
+typedef struct                  /**** ICO file header structure ****/
+    {
+    uint16_t    Reserved_zero;  // Always zero
+    uint16_t    icType;         // 1 for .ico, 2 for .cur
+    uint16_t    icImageCount;   // number of images in the file    
+    } ICOFILEHEADER;
+    
+typedef struct                  /**** ICO file Directory Entry structure (1 or more) ****/
+    {
+    uint8_t     biWidth;          /* Width of image */
+    uint8_t     biHeight;         /* Height of image */
+    uint8_t     biClrUsed;        /* Number of colors used */
+    uint8_t     Reserved_zero;
+    uint16_t    biPlanes;         /* Number of color planes (ICO should be 0 or 1, CUR horz hotspot */
+    uint16_t    biBitCount;       /* Number of bits per pixel (ICO bits per pixel, CUR vert hotspot */
+    uint32_t    biSizeImage;      /* Size of image data */
+    uint32_t    bfOffBits;        /* Offset into file for the bitmap data */
+    } ICODIRENTRY;
+#pragma pop
+
+#define IC_TYPE 0x0001            /* 1 = ICO (icon), 2 = CUR (cursor) */
+
+#endif // _BITMAP_H_