png.c File Reference

#include "png.h"
#include "BLI_blenlib.h"
#include "MEM_guardedalloc.h"
#include "imbuf.h"
#include "IMB_imbuf_types.h"
#include "IMB_imbuf.h"
#include "IMB_allocimbuf.h"
#include "IMB_metadata.h"
#include "IMB_filetype.h"

Go to the source code of this file.

Classes
struct	PNGReadStruct
Typedefs
typedef struct PNGReadStruct	PNGReadStruct
Functions
static void	ReadData (png_structp png_ptr, png_bytep data, png_size_t length)
static void	WriteData (png_structp png_ptr, png_bytep data, png_size_t length)
static void	Flush (png_structp png_ptr)
int	imb_is_a_png (unsigned char *mem)
int	imb_savepng (struct ImBuf *ibuf, const char *name, int flags)
struct ImBuf *	imb_loadpng (unsigned char *mem, size_t size, int flags)

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Detailed Description

Definition in file png.c.

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Typedef Documentation

typedef struct PNGReadStruct PNGReadStruct

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Function Documentation

static void Flush

(

png_structp

png_ptr

)

[static]

Definition at line 66 of file png.c.

Referenced by imb_savepng().

int imb_is_a_png

(

unsigned char *

mem

)

Definition at line 58 of file png.c.

Referenced by imb_loadpng().

struct ImBuf* imb_loadpng	(	unsigned char *	mem,
		size_t	size,
		int	flags
	)		[read]

Definition at line 303 of file png.c.

References PNGReadStruct::data, ImBuf::flags, ImBuf::ftype, i, IB_metadata, IB_PROFILE_SRGB, IB_test, imb_addrectImBuf(), IMB_allocImBuf(), IMB_freeImBuf(), imb_is_a_png(), IMB_metadata_add_field(), MEM_freeN(), MEM_mallocN(), NULL, PNG, ImBuf::ppm, ImBuf::profile, ReadData(), ImBuf::rect, PNGReadStruct::seek, size(), PNGReadStruct::size, ImBuf::x, and ImBuf::y.

int imb_savepng	(	struct ImBuf *	ibuf,
		const char *	name,
		int	flags
	)

Definition at line 100 of file png.c.

References ImBuf::encodedsize, Flush(), ImBuf::ftype, i, IB_mem, imb_addencodedbufferImBuf(), ImMetaData::key, MEM_callocN(), MEM_freeN(), MEM_mallocN(), ImBuf::metadata, ImMetaData::next, NULL, ImBuf::planes, ImBuf::ppm, ImBuf::rect, ImMetaData::value, ImBuf::x, and ImBuf::y.

static void ReadData	(	png_structp	png_ptr,
		png_bytep	data,
		png_size_t	length
	)		[static]

Definition at line 84 of file png.c.

References PNGReadStruct::data, length(), PNGReadStruct::seek, and size().

Referenced by imb_loadpng().

static void WriteData	(	png_structp	png_ptr,
		png_bytep	data,
		png_size_t	length
	)		[static]

Definition at line 71 of file png.c.

References ImBuf::encodedbuffer, ImBuf::encodedbuffersize, ImBuf::encodedsize, imb_enlargeencodedbufferImBuf(), and length().