Image Class Reference

#include <image.H>

List of all members.

Public Member Functions
	Image ()
	Image (Cstr_ptr &file)
	Image (uint w, uint h, uint bpp, uchar *data, bool nd=1)
	Image (uint w, uint h, uint bpp)
virtual	~Image ()
void	set (int w, int h, uint bpp, uchar *data, bool nd=1)
void	freedata ()
void	clear ()
bool	resize (uint w, uint h, uint b)
bool	resize (uint w, uint h)
int	copy_tile (const Image &tile, uint i, uint j)
uint	width () const
uint	height () const
uint	bpp () const
uint	size () const
uint	row_size () const
mlib::Point2i	dims () const
uchar *	data () const
uchar *	row (int k) const
uchar *	copy ()
uchar	pixel (uint x, uint y) const
uint	pixel_rgba (uint x, uint y) const
uint	pixel_r (uint x, uint y) const
uint	pixel_g (uint x, uint y) const
uint	pixel_b (uint x, uint y) const
uint	pixel_a (uint x, uint y) const
bool	empty () const
bool	expand_power2 ()
int	resize_rows_mult_4 ()
int	load_file (char *file)
int	read_png (char *file)
int	read_png (FILE *fp)
int	write_png (char *file) const
int	read_pnm (char *file)
int	read_pgm (istream &in, bool ascii)
int	read_ppm (istream &in, bool ascii)
int	write_pnm (char *file) const
Static Public Member Functions
static int	write_png (int w, int h, uint bpp, uchar *data, Cstr_ptr &file)
Protected Types
enum	{ PNG_BYTES_TO_CHECK = 8 }
Protected Member Functions
FILE *	open_png (char *file)
Protected Attributes
uint	_width
uint	_height
uint	_bpp
uchar *	_data
bool	_no_delete

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Detailed Description

Definition at line 33 of file image.H.

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Member Enumeration Documentation

anonymous enum [protected]

Enumerator: PNG_BYTES_TO_CHECK  Definition at line 41 of file image.H.

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Constructor & Destructor Documentation

Image::Image (   )  [inline]

Definition at line 45 of file image.H.

Image::Image (  Cstr_ptr &  file  )  [inline]

Definition at line 46 of file image.H. References load_file().

Image::Image (  uint  w, uint  h, uint  bpp, uchar *  data, bool  nd = 1 )  [inline]

Definition at line 55 of file image.H. References set().

Image::Image (  uint  w, uint  h, uint  bpp )  [inline]

Definition at line 58 of file image.H. References resize().

virtual Image::~Image (   )  [inline, virtual]

Definition at line 62 of file image.H. References clear().

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Member Function Documentation

uint Image::bpp (   )  const [inline]

Definition at line 119 of file image.H. References _bpp. Referenced by TEXTUREgl::bpp_to_format(), TEXTURE::expand_power2(), PaperEffect::get_texture(), TEXTUREgl::load_texture(), RefImage::read_file(), XToonTexture::update_tex(), and ToonTexture_1D::update_tex().

void Image::clear (  void   )  [inline]

Definition at line 84 of file image.H. References _bpp, _height, _no_delete, _width, and freedata(). Referenced by TEXTUREgl::copy_texture(), read_pgm(), read_png(), read_ppm(), set(), and ~Image().

uchar * Image::copy (   )

Definition at line 25 of file image.C. References _data, empty(), err_ret(), and size(). Referenced by PaperEffect::get_texture(), TEXTUREgl::load_texture(), XToonTexture::update_tex(), and ToonTexture_1D::update_tex().

int Image::copy_tile (  const Image &  tile, uint  i, uint  j )

Definition at line 60 of file image.C. References _bpp, _height, _width, err_msg(), row(), and row_size(). Referenced by VIEW::screen_grab().

uchar* Image::data (   )  const [inline]

Definition at line 123 of file image.H. References _data. Referenced by RefImage::copy_rgb(), expand_power2(), TEXTUREgl::load_texture(), Recorder::post_draw_CB(), Animator::post_draw_CB(), RefImage::read_file(), and VIEW::screen_grab().

mlib::Point2i Image::dims (   )  const [inline]

Definition at line 122 of file image.H. References _height, and _width. Referenced by TEXTUREgl::get_size().

bool Image::empty (   )  const [inline]

Definition at line 138 of file image.H. References _bpp, _data, _height, and _width. Referenced by copy(), TEXTURE::expand_image(), expand_power2(), PaperEffect::get_texture(), TEXTURE::load_image(), TEXTUREgl::load_texture(), resize_rows_mult_4(), TEXTURE::set_image(), XToonTexture::update_tex(), and ToonTexture_1D::update_tex().

bool Image::expand_power2 (   )

Definition at line 329 of file image.C. References _bpp, _data, _height, _width, data(), empty(), err_ret(), getPower2Size(), and set(). Referenced by TEXTURE::expand_image(), and TEXTURE::expand_power2().

void Image::freedata (   )  [inline]

Definition at line 77 of file image.H. References _data, and _no_delete. Referenced by clear(), and TEXTUREgl::load_texture().

uint Image::height (   )  const [inline]

Definition at line 118 of file image.H. References _height. Referenced by TEXTURE::expand_image(), PaperEffect::get_texture(), TEXTUREgl::load_texture(), main(), TexMemRefImage::read_FB(), RefImage::read_file(), TexMemRefImage::resize(), VIEW::screen_grab(), XToonTexture::update_tex(), and ToonTexture_1D::update_tex().

int Image::load_file (  char *  file  )

Definition at line 103 of file image.C. References ERR_INCL_ERRNO, ERR_LEV_INFO, err_mesg(), read_png(), and read_pnm(). Referenced by PaperEffect::get_texture(), Image(), TEXTURE::load_image(), RefImage::read_file(), XToonTexture::update_tex(), and ToonTexture_1D::update_tex().

FILE * Image::open_png (  char *  file  )  [protected]

Definition at line 364 of file image.C. References err_ret(), and PNG_BYTES_TO_CHECK. Referenced by read_png().

uchar Image::pixel (  uint  x, uint  y )  const [inline]

Definition at line 127 of file image.H. References _bpp, _height, _width, and row(). Referenced by main().

uint Image::pixel_a (  uint  x, uint  y )  const

Definition at line 682 of file image.C. References pixel_rgba(), and rgba_to_a().

uint Image::pixel_b (  uint  x, uint  y )  const

Definition at line 676 of file image.C. References pixel_rgba(), and rgba_to_b().

uint Image::pixel_g (  uint  x, uint  y )  const

Definition at line 670 of file image.C. References pixel_rgba(), and rgba_to_g().

uint Image::pixel_r (  uint  x, uint  y )  const

Definition at line 664 of file image.C. References pixel_rgba(), and rgba_to_r().

uint Image::pixel_rgba (  uint  x, uint  y )  const

Definition at line 632 of file image.C. References _bpp, _height, _width, build_rgba(), err_msg(), and row(). Referenced by pixel_a(), pixel_b(), pixel_g(), and pixel_r().

int Image::read_pgm (  istream &  in, bool  ascii )

Definition at line 175 of file image.C. References _bpp, _data, _height, _no_delete, _width, clear(), eat_whitespace(), err_ret(), pnm_read_int(), and row(). Referenced by read_pnm().

int Image::read_png (  FILE *  fp  )

Definition at line 419 of file image.C. References _bpp, _data, _height, _no_delete, _width, clear(), err_msg(), err_ret(), PNG_BYTES_TO_CHECK, and size().

int Image::read_png (  char *  file  )

Definition at line 401 of file image.C. References err_msg(), and open_png(). Referenced by load_file(), and main().

int Image::read_pnm (  char *  file  )

Definition at line 135 of file image.C. References err_ret(), read_pgm(), and read_ppm(). Referenced by load_file().

int Image::read_ppm (  istream &  in, bool  ascii )

Definition at line 233 of file image.C. References _bpp, _data, _height, _no_delete, _width, clear(), eat_whitespace(), err_ret(), pnm_read_int(), and row(). Referenced by read_pnm().

bool Image::resize (  uint  w, uint  h )  [inline]

Definition at line 112 of file image.H. References _bpp, and resize().

bool Image::resize (  uint  w, uint  h, uint  b )  [inline]

Definition at line 90 of file image.H. References _bpp, _data, _height, _no_delete, _width, err_ret(), and size(). Referenced by RefImage::copy_rgb(), TEXTURE::expand_power2(), Image(), resize(), and AUX_JOB::set_size().

int Image::resize_rows_mult_4 (   )

Definition at line 39 of file image.C. References _bpp, _height, _width, empty(), err_ret(), row(), row_size(), and set().

uchar* Image::row (  int  k  )  const [inline]

Definition at line 124 of file image.H. References _data, and row_size(). Referenced by copy_tile(), pixel(), pixel_rgba(), read_pgm(), read_ppm(), resize_rows_mult_4(), and write_png().

uint Image::row_size (   )  const [inline]

Definition at line 121 of file image.H. References _bpp, and _width. Referenced by copy_tile(), resize_rows_mult_4(), and row().

void Image::set (  int  w, int  h, uint  bpp, uchar *  data, bool  nd = 1 )  [inline]

Definition at line 64 of file image.H. References _bpp, _data, _height, _no_delete, _width, clear(), and err_msg(). Referenced by expand_power2(), Image(), resize_rows_mult_4(), and TEXTURE::set_image().

uint Image::size (   )  const [inline]

Definition at line 120 of file image.H. References _bpp, _height, and _width. Referenced by copy(), read_png(), and resize().

uint Image::width (   )  const [inline]

Definition at line 117 of file image.H. References _width. Referenced by TEXTURE::expand_image(), PaperEffect::get_texture(), TEXTUREgl::load_texture(), main(), TexMemRefImage::read_FB(), RefImage::read_file(), TexMemRefImage::resize(), VIEW::screen_grab(), XToonTexture::update_tex(), and ToonTexture_1D::update_tex().

static int Image::write_png (  int  w, int  h, uint  bpp, uchar *  data, Cstr_ptr &  file )  [inline, static]

Definition at line 155 of file image.H. References write_png().

int Image::write_png (  char *  file  )  const

Definition at line 539 of file image.C. References _bpp, _data, _height, _width, err_msg(), err_ret(), Config::get_var_dbl(), and row(). Referenced by Recorder::post_draw_CB(), Animator::post_draw_CB(), VIEW::screen_grab(), RefImage::write_file(), and write_png().

int Image::write_pnm (  char *  file  )  const

Definition at line 290 of file image.C. References _bpp, _data, _height, _width, and err_msg(). Referenced by VIEW::screen_grab().

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Member Data Documentation

uint Image::_bpp [protected]

Definition at line 37 of file image.H. Referenced by bpp(), clear(), copy_tile(), empty(), expand_power2(), pixel(), pixel_rgba(), read_pgm(), read_png(), read_ppm(), resize(), resize_rows_mult_4(), row_size(), set(), size(), write_png(), and write_pnm().

uchar* Image::_data [protected]

Definition at line 38 of file image.H. Referenced by copy(), data(), empty(), expand_power2(), freedata(), read_pgm(), read_png(), read_ppm(), resize(), row(), set(), write_png(), and write_pnm().

uint Image::_height [protected]

Definition at line 36 of file image.H. Referenced by clear(), copy_tile(), dims(), empty(), expand_power2(), height(), pixel(), pixel_rgba(), read_pgm(), read_png(), read_ppm(), resize(), resize_rows_mult_4(), set(), size(), write_png(), and write_pnm().

bool Image::_no_delete [protected]

Definition at line 39 of file image.H. Referenced by clear(), freedata(), read_pgm(), read_png(), read_ppm(), resize(), and set().

uint Image::_width [protected]

Definition at line 35 of file image.H. Referenced by clear(), copy_tile(), dims(), empty(), expand_power2(), pixel(), pixel_rgba(), read_pgm(), read_png(), read_ppm(), resize(), resize_rows_mult_4(), row_size(), set(), size(), width(), write_png(), and write_pnm().

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The documentation for this class was generated from the following files:

• image.H
• image.C

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