Maug File Format: Bitmap

Constants and functions describing the Windows bitmap format. More...

Collaboration diagram for Maug File Format: Bitmap:

Data Structures
struct	MFMT_STRUCT_BMPINFO
	BITMAPINFO struct that comes before Windows bitmap data. More...
struct	MFMT_STRUCT_BMPFILE
struct	MFMT_PX_OUT_STAT
	Utility struct for mfmt_read_bmp_px() to keep track out of output bitmap info. More...

Macros
#define	MFMT_BMPINFO_OFS_WIDTH   4
#define	MFMT_BMPINFO_OFS_HEIGHT   8
#define	MFMT_BMPINFO_OFS_COLOR_PLANES   12
#define	MFMT_BMPINFO_OFS_BPP   14
#define	MFMT_BMPINFO_OFS_COMPRESSION   16
#define	MFMT_BMPINFO_OFS_SZ   20
#define	MFMT_BMPINFO_OFS_HRES   24
#define	MFMT_BMPINFO_OFS_VRES   28
#define	MFMT_BMPINFO_OFS_PAL_SZ   32
#define	MFMT_BMPINFO_OFS_IMP_COLORS   36
#define	MFMT_BMP_COMPRESSION_NONE   (0)
	MFMT_STRUCT_BMPINFO::compression value indicating none.
#define	MFMT_BMP_COMPRESSION_RLE8   (1)
	MFMT_STRUCT_BMPINFO::compression value indicating 8-bit RLE.
#define	MFMT_BMP_COMPRESSION_RLE4   (2)
	MFMT_STRUCT_BMPINFO::compression value indicating 4-bit RLE.
#define	mfmt_bmp_check_header()

Detailed Description

Constants and functions describing the Windows bitmap format.

Macro Definition Documentation

mfmt_bmp_check_header

#define mfmt_bmp_check_header

(

)

Value:

   debug_printf( MFMT_TRACE_BMP_LVL, \
      "bmp file sz: " U32_FMT ", magic: %c%c", \
      header->sz, (((char*)header)[0]), (((char*)header)[1]) ); \
   if( 40 == header->sz ) { \
      debug_printf( MFMT_TRACE_BMP_LVL, "bmp info header detected by sz" ); \
      header_bmp_info = (struct MFMT_STRUCT_BMPINFO*)header; \
   } else if( \
      'B' == (((char*)header)[0]) && 'M' == (((char*)header)[1]) \
   ) { \
      debug_printf( MFMT_TRACE_BMP_LVL, "bmp file header detected by sig" ); \
      header_bmp_file = (struct MFMT_STRUCT_BMPFILE*)header; \
      header_bmp_info = &(header_bmp_file->info); \
   } else { \
      error_printf( "unable to select read header!" ); \
      retval = MERROR_FILE; \
      goto cleanup; \
   }