#include "color.h"
#include "render/blend.h"
#include "render/paint.h"
#include "render/surface.h"
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cctype>
#include <string>
#include <utility>

Include dependency graph for bitmap.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes
class	novasvg::Bitmap

class	novasvg::BitmapCodec

struct	novasvg::BitmapCodec::write_context

Namespaces
namespace	novasvg
	Main namespace for the NovaSVG library.

Macros
#define	NOVASVG_IW_MALLOC(sz) malloc(sz)

#define	NOVASVG_IW_REALLOC(p, newsz) realloc(p,newsz)

#define	NOVASVG_IW_FREE(p) free(p)

#define	NOVASVG_IW_REALLOC_SIZED(p, oldsz, newsz) NOVASVG_IW_REALLOC(p,newsz)

#define	NOVASVG_IW_MEMMOVE(a, b, sz) memmove(a,b,sz)

#define	NOVASVG_IW_ASSERT(x) assert(x)

#define	NOVASVG_IW_UCHAR(x) (unsigned char) ((x) & 0xff)

#define	iw_max(a, b) ((a) > (b) ? (a) : (b))

#define	sb_raw(a) ((int ) (void ) (a) - 2)

#define	sb_m(a) sb_raw(a)[0]

#define	sb_n(a) sb_raw(a)[1]

#define	sb_needgrow(a, n) ((a)==0 \|\| sb_n(a)+n >= sb_m(a))

#define	sb_maybegrow(a, n) (sb_needgrow(a,(n)) ? sb_grow(a,n) : 0)

#define	sb_grow(a, n) sb_growf((void *) &(a), (n), sizeof((a)))

#define	sb_push(a, v) (sb_maybegrow(a,1), (a)[sb_n(a)++] = (v))

#define	sb_count(a) ((a) ? sb_n(a) : 0)

#define	sb_free(a) ((a) ? NOVASVG_IW_FREE(sb_raw(a)),0 : 0)

#define	zlib_flush() (out = zlib_flushf(out, &bitbuf, &bitcount))

#define	zlib_add(code, codebits) (bitbuf \|= (code) << bitcount, bitcount += (codebits), zlib_flush())

#define	zlib_huffa(b, c) zlib_add(zlib_bitrev(b,c),c)

#define	zlib_huff1(n) zlib_huffa(0x30 + (n), 8)

#define	zlib_huff2(n) zlib_huffa(0x190 + (n)-144, 9)

#define	zlib_huff3(n) zlib_huffa(0 + (n)-256,7)

#define	zlib_huff4(n) zlib_huffa(0xc0 + (n)-280,8)

#define	zlib_huff(n) ((n) <= 143 ? zlib_huff1(n) : (n) <= 255 ? zlib_huff2(n) : (n) <= 279 ? zlib_huff3(n) : zlib_huff4(n))

#define	zlib_huffb(n) ((n) <= 143 ? zlib_huff1(n) : zlib_huff2(n))

#define	ZLIB_HASH 16384

#define	png_write_u32x4(o, a, b, c, d) ((o)[0]=NOVASVG_IW_UCHAR(a),(o)[1]=NOVASVG_IW_UCHAR(b),(o)[2]=NOVASVG_IW_UCHAR(c),(o)[3]=NOVASVG_IW_UCHAR(d),(o)+=4)

#define	zlib_write_u32(data, v) png_write_u32x4(data, (v)>>24,(v)>>16,(v)>>8,(v));

#define	png_write_tag(data, s) png_write_u32x4(data, s[0],s[1],s[2],s[3])

Macro Definition Documentation

◆ iw_max

#define iw_max	(	a,
		b
	)	((a) > (b) ? (a) : (b))

Definition at line 642 of file bitmap.h.

◆ NOVASVG_IW_ASSERT

#define NOVASVG_IW_ASSERT ( x ) assert(x)

Definition at line 258 of file bitmap.h.

◆ NOVASVG_IW_FREE

#define NOVASVG_IW_FREE ( p ) free(p)

Definition at line 244 of file bitmap.h.

◆ NOVASVG_IW_MALLOC

#define NOVASVG_IW_MALLOC ( sz ) malloc(sz)

Definition at line 242 of file bitmap.h.

◆ NOVASVG_IW_MEMMOVE

#define NOVASVG_IW_MEMMOVE	(	a,
		b,
		sz
	)	memmove(a,b,sz)

Definition at line 253 of file bitmap.h.

◆ NOVASVG_IW_REALLOC

#define NOVASVG_IW_REALLOC	(	p,
		newsz
	)	realloc(p,newsz)

Definition at line 243 of file bitmap.h.

◆ NOVASVG_IW_REALLOC_SIZED

#define NOVASVG_IW_REALLOC_SIZED	(	p,
		oldsz,
		newsz
	)	NOVASVG_IW_REALLOC(p,newsz)

Definition at line 248 of file bitmap.h.

◆ NOVASVG_IW_UCHAR

#define NOVASVG_IW_UCHAR ( x ) (unsigned char) ((x) & 0xff)

Definition at line 261 of file bitmap.h.

◆ png_write_tag

#define png_write_tag	(	data,
		s
	)	png_write_u32x4(data, s[0],s[1],s[2],s[3])

Definition at line 1082 of file bitmap.h.

◆ png_write_u32x4

#define png_write_u32x4	(	o,
		a,
		b,
		c,
		d
	)	((o)[0]=NOVASVG_IW_UCHAR(a),(o)[1]=NOVASVG_IW_UCHAR(b),(o)[2]=NOVASVG_IW_UCHAR(c),(o)[3]=NOVASVG_IW_UCHAR(d),(o)+=4)

Definition at line 1080 of file bitmap.h.

◆ sb_count

#define sb_count ( a ) ((a) ? sb_n(a) : 0)

Definition at line 830 of file bitmap.h.

◆ sb_free

#define sb_free ( a ) ((a) ? NOVASVG_IW_FREE(sb_raw(a)),0 : 0)

Definition at line 831 of file bitmap.h.

◆ sb_grow

#define sb_grow	(	a,
		n
	)	sb_growf((void *) &(a), (n), sizeof((a)))

Definition at line 827 of file bitmap.h.

◆ sb_m

#define sb_m ( a ) sb_raw(a)[0]

Definition at line 822 of file bitmap.h.

◆ sb_maybegrow

#define sb_maybegrow	(	a,
		n
	)	(sb_needgrow(a,(n)) ? sb_grow(a,n) : 0)

Definition at line 826 of file bitmap.h.

◆ sb_n

#define sb_n ( a ) sb_raw(a)[1]

Definition at line 823 of file bitmap.h.

◆ sb_needgrow

#define sb_needgrow	(	a,
		n
	)	((a)==0 \|\| sb_n(a)+n >= sb_m(a))

Definition at line 825 of file bitmap.h.

◆ sb_push

#define sb_push	(	a,
		v
	)	(sb_maybegrow(a,1), (a)[sb_n(a)++] = (v))

Definition at line 829 of file bitmap.h.

◆ sb_raw

#define sb_raw ( a ) ((int *) (void *) (a) - 2)

Definition at line 821 of file bitmap.h.

◆ zlib_add

#define zlib_add	(	code,
		codebits
	)	(bitbuf \|= (code) << bitcount, bitcount += (codebits), zlib_flush())

Definition at line 887 of file bitmap.h.

◆ zlib_flush

#define zlib_flush ( ) (out = zlib_flushf(out, &bitbuf, &bitcount))

Definition at line 886 of file bitmap.h.

◆ ZLIB_HASH

#define ZLIB_HASH 16384

Definition at line 898 of file bitmap.h.

◆ zlib_huff

#define zlib_huff ( n ) ((n) <= 143 ? zlib_huff1(n) : (n) <= 255 ? zlib_huff2(n) : (n) <= 279 ? zlib_huff3(n) : zlib_huff4(n))

Definition at line 895 of file bitmap.h.

◆ zlib_huff1

#define zlib_huff1 ( n ) zlib_huffa(0x30 + (n), 8)

Definition at line 891 of file bitmap.h.

◆ zlib_huff2

#define zlib_huff2 ( n ) zlib_huffa(0x190 + (n)-144, 9)

Definition at line 892 of file bitmap.h.

◆ zlib_huff3

#define zlib_huff3 ( n ) zlib_huffa(0 + (n)-256,7)

Definition at line 893 of file bitmap.h.

◆ zlib_huff4

#define zlib_huff4 ( n ) zlib_huffa(0xc0 + (n)-280,8)

Definition at line 894 of file bitmap.h.

◆ zlib_huffa

#define zlib_huffa	(	b,
		c
	)	zlib_add(zlib_bitrev(b,c),c)

Definition at line 889 of file bitmap.h.

◆ zlib_huffb

#define zlib_huffb ( n ) ((n) <= 143 ? zlib_huff1(n) : zlib_huff2(n))

Definition at line 896 of file bitmap.h.

◆ zlib_write_u32

#define zlib_write_u32	(	data,
		v
	)	png_write_u32x4(data, (v)>>24,(v)>>16,(v)>>8,(v));

Definition at line 1081 of file bitmap.h.

Classes

Namespaces

Macros