bmp.c File Reference

#include <math.h>
#include "BLI_fileops.h"
#include "BLI_utildefines.h"
#include "imbuf.h"
#include "IMB_filetype.h"
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "IMB_colormanagement.h"
#include "IMB_colormanagement_intern.h"

Go to the source code of this file.

Classes
struct	BMPINFOHEADER

Macros
#define	BMP_FILEHEADER_SIZE   14
#define	CHECK_HEADER_FIELD(_mem, _field)   ((_mem[0] == _field[0]) && (_mem[1] == _field[1]))
#define	CHECK_HEADER_FIELD_BMP(_mem)

Typedefs
typedef struct BMPINFOHEADER	BMPINFOHEADER

Functions
static bool	checkbmp (const uchar *mem, const size_t size)
bool	imb_is_a_bmp (const uchar *buf, size_t size)
static size_t	imb_bmp_calc_row_size_in_bytes (size_t x, size_t depth)
ImBuf *	imb_bmp_decode (const uchar *mem, size_t size, int flags, char colorspace[IM_MAX_SPACE])
static int	putIntLSB (uint ui, FILE *ofile)
static int	putShortLSB (ushort us, FILE *ofile)
bool	imb_savebmp (ImBuf *ibuf, const char *filepath, int UNUSED(flags))

Macro Definition Documentation

BMP_FILEHEADER_SIZE

#define BMP_FILEHEADER_SIZE   14

Definition at line 67 of file bmp.c.

CHECK_HEADER_FIELD

#define CHECK_HEADER_FIELD	(		_mem,
			_field
	)		((_mem[0] == _field[0]) && (_mem[1] == _field[1]))

Definition at line 69 of file bmp.c.

CHECK_HEADER_FIELD_BMP

#define CHECK_HEADER_FIELD_BMP

(

_mem

)

Value:

  (CHECK_HEADER_FIELD(_mem, "BM") || CHECK_HEADER_FIELD(_mem, "BA") || \
   CHECK_HEADER_FIELD(_mem, "CI") || CHECK_HEADER_FIELD(_mem, "CP") || \
   CHECK_HEADER_FIELD(_mem, "IC") || CHECK_HEADER_FIELD(_mem, "PT"))

Definition at line 70 of file bmp.c.

Typedef Documentation

BMPINFOHEADER

typedef struct BMPINFOHEADER BMPINFOHEADER

Function Documentation

checkbmp()

static bool checkbmp ( const uchar *  mem, const size_t  size  )

static

Definition at line 75 of file bmp.c.

References BMPINFOHEADER::biBitCount, BMPINFOHEADER::biCompression, BMPINFOHEADER::biSize, BMP_FILEHEADER_SIZE, CHECK_HEADER_FIELD_BMP, LITTLE_LONG, LITTLE_SHORT, and size().

Referenced by imb_bmp_decode(), and imb_is_a_bmp().

imb_bmp_calc_row_size_in_bytes()

static size_t imb_bmp_calc_row_size_in_bytes ( size_t  x, size_t  depth  )

static

Definition at line 114 of file bmp.c.

References x.

Referenced by imb_bmp_decode().

imb_bmp_decode()

ImBuf* imb_bmp_decode	(	const uchar *	mem,
		size_t	size,
		int	flags,
		char	colorspace[IM_MAX_SPACE]
	)

Definition at line 121 of file bmp.c.

References BMPINFOHEADER::biBitCount, BMPINFOHEADER::biHeight, BMPINFOHEADER::biSize, BMPINFOHEADER::biWidth, BMPINFOHEADER::biXPelsPerMeter, BMPINFOHEADER::biYPelsPerMeter, BMP_FILEHEADER_SIZE, checkbmp(), col, COLOR_ROLE_DEFAULT_BYTE, colorspace_set_default_role(), ImBuf::ftype, IB_rect, IB_test, if(), IM_MAX_SPACE, IMB_allocImBuf(), imb_bmp_calc_row_size_in_bytes(), IMB_FTYPE_BMP, LITTLE_LONG, LITTLE_SHORT, NULL, ImBuf::ppm, ImBuf::rect, size(), x, and y.

imb_is_a_bmp()

bool imb_is_a_bmp	(	const uchar *	buf,
		size_t	size
	)

Definition at line 109 of file bmp.c.

References checkbmp(), and size().

imb_savebmp()

bool imb_savebmp	(	ImBuf *	ibuf,
		const char *	filepath,
		int	UNUSEDflags
	)

Definition at line 311 of file bmp.c.

References BLI_assert, BLI_fopen(), BMP_FILEHEADER_SIZE, data, ELEM, NULL, ImBuf::planes, ImBuf::ppm, ptr, putIntLSB(), putShortLSB(), ImBuf::rect, t, x, ImBuf::x, y, and ImBuf::y.

putIntLSB()

static int putIntLSB ( uint  ui, FILE *  ofile  )

static

Definition at line 296 of file bmp.c.

Referenced by imb_savebmp().

putShortLSB()

static int putShortLSB ( ushort  us, FILE *  ofile  )

static

Definition at line 304 of file bmp.c.

Referenced by imb_savebmp().