pngtest.c File Reference

#include "zlib.h"
#include "png.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

Go to the source code of this file.

Macros
#define	_POSIX_SOURCE   1
#define	CVT_PTR(ptr)   (ptr)
#define	CVT_PTR_NOCHECK(ptr)   (ptr)
#define	FCLOSE(file)   fclose(file)
#define	PNG_DEBUG   0
#define	png_memcmp   memcmp
#define	png_memcpy   memcpy
#define	png_memset   memset
#define	PNG_tIME_STRING_LENGTH   29
#define	pngtest_debug(m)   ((void)0)
#define	pngtest_debug1(m, p1)   ((void)0)
#define	pngtest_debug2(m, p1, p2)   ((void)0)
#define	SINGLE_ROWBUF_ALLOC   /* Makes buffer overruns easier to nail */
#define	STDERR   stdout /* For DOS */

Typedefs
typedef png_libpng_version_1_5_9	Your_png_h_is_not_version_1_5_9

Functions
void PNGCBAPI	count_filters (png_structp png_ptr, png_row_infop row_info, png_bytep data)
void PNGCBAPI	count_zero_samples (png_structp png_ptr, png_row_infop row_info, png_bytep data)
int	main (int argc, char *argv[])
int test_one_file	PNGARG ((PNG_CONST char *inname, PNG_CONST char *outname))
void PNGCBAPI	read_row_callback (png_structp png_ptr, png_uint_32 row_number, int pass)
static int PNGCBAPI	read_user_chunk_callback (png_struct *png_ptr, png_unknown_chunkp chunk)
int	test_one_file (PNG_CONST char *inname, PNG_CONST char *outname)
void PNGCBAPI	write_row_callback (png_structp png_ptr, png_uint_32 row_number, int pass)

Variables
static png_uint_32	filters_used [256]
static PNG_CONST char *	inname = "pngtest.png"
static PNG_CONST char *	outname = "pngout.png"
static int	status_dots = 1
static int	status_dots_requested = 0
static int	status_pass = 1
static int	strict = 0
static int	tIME_chunk_present = 0
static char	tIME_string [PNG_tIME_STRING_LENGTH] = "tIME chunk is not present"
static png_uint_32	user_chunk_data [4]
static int	verbose = 0
static int	wrote_question = 0
static png_uint_32	zero_samples

Macro Definition Documentation

#define _POSIX_SOURCE   1

Definition at line 34 of file pngtest.c.

#define CVT_PTR

(

ptr

)

(ptr)

Definition at line 75 of file pngtest.c.

#define CVT_PTR_NOCHECK

(

ptr

)

(ptr)

Definition at line 76 of file pngtest.c.

#define FCLOSE

(

file

)

fclose(file)

Definition at line 45 of file pngtest.c.

Referenced by test_one_file().

#define PNG_DEBUG   0

Definition at line 53 of file pngtest.c.

#define png_memcmp   memcmp

Definition at line 77 of file pngtest.c.

Referenced by test_one_file().

#define png_memcpy   memcpy

Definition at line 78 of file pngtest.c.

Referenced by test_one_file().

#define png_memset   memset

Definition at line 79 of file pngtest.c.

#define PNG_tIME_STRING_LENGTH   29

Definition at line 95 of file pngtest.c.

#define pngtest_debug

(

m

)

((void)0)

Definition at line 61 of file pngtest.c.

Referenced by test_one_file().

#define pngtest_debug1	(		m,
			p1
	)		((void)0)

Definition at line 62 of file pngtest.c.

Referenced by test_one_file().

#define pngtest_debug2	(		m,
			p1,
			p2
	)		((void)0)

Definition at line 63 of file pngtest.c.

Referenced by test_one_file().

#define SINGLE_ROWBUF_ALLOC   /* Makes buffer overruns easier to nail */

Definition at line 67 of file pngtest.c.

#define STDERR   stdout /* For DOS */

Definition at line 111 of file pngtest.c.

Referenced by main(), and test_one_file().

Typedef Documentation

typedef png_libpng_version_1_5_9 Your_png_h_is_not_version_1_5_9

Definition at line 1820 of file pngtest.c.

Function Documentation

void PNGCBAPI count_filters	(	png_structp	png_ptr,
		png_row_infop	row_info,
		png_bytep	data
	)

Definition at line 170 of file pngtest.c.

References NULL.

Referenced by test_one_file().

void PNGCBAPI count_zero_samples	(	png_structp	png_ptr,
		png_row_infop	row_info,
		png_bytep	data
	)

Definition at line 187 of file pngtest.c.

References NULL.

Referenced by test_one_file().

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 1542 of file pngtest.c.

References i, k, NULL, png_access_version_number(), png_get_copyright(), png_get_header_version(), PNG_HEADER_VERSION_STRING, PNG_LIBPNG_VER, png_libpng_ver, PNG_LIBPNG_VER_STRING, STDERR, strict, test_one_file(), tIME_chunk_present, tIME_string, verbose, and ZLIB_VERSION.

int test_one_file PNGARG

(

(PNG_CONST char *inname, PNG_CONST char *outname)

)

void PNGCBAPI read_row_callback	(	png_structp	png_ptr,
		png_uint_32	row_number,
		int	pass
	)

Definition at line 126 of file pngtest.c.

References NULL, and PNG_UINT_31_MAX.

Referenced by test_one_file().

static int PNGCBAPI read_user_chunk_callback ( png_struct *  png_ptr, png_unknown_chunkp  chunk  )

static

Definition at line 706 of file pngtest.c.

References png_get_uint_31(), png_get_user_chunk_ptr(), and return.

Referenced by test_one_file().

int test_one_file	(	PNG_CONST char *	inname,
		PNG_CONST char *	outname
	)

Definition at line 763 of file pngtest.c.

References compression_type, count_filters(), count_zero_samples(), FCLOSE, i, NULL, PNG_COLOR_TYPE_GRAY, PNG_COLOR_TYPE_RGB, png_convert_to_rfc1123(), png_destroy_info_struct(), png_destroy_read_struct(), png_destroy_write_struct(), png_free(), png_free_data(), PNG_FREE_UNKN, png_get_bKGD(), png_get_cHRM(), png_get_cHRM_fixed(), png_get_gAMA(), png_get_gAMA_fixed(), png_get_hIST(), png_get_iCCP(), png_get_IHDR(), png_get_image_height(), png_get_image_width(), png_get_oFFs(), png_get_pCAL(), png_get_pHYs(), png_get_PLTE(), png_get_rowbytes(), png_get_sBIT(), png_get_sCAL(), png_get_sCAL_s(), png_get_sRGB(), png_get_text(), png_get_tIME(), png_get_tRNS(), png_get_unknown_chunks(), PNG_HANDLE_CHUNK_ALWAYS, PNG_HANDLE_CHUNK_IF_SAFE, png_init_io(), PNG_INTERLACE_NONE, png_jmpbuf, PNG_LIBPNG_VER_STRING, png_memcmp, png_memcpy, png_read_end(), png_read_info(), png_read_rows(), png_save_uint_32(), png_set_bKGD(), png_set_cHRM(), png_set_cHRM_fixed(), png_set_error_fn(), png_set_gAMA(), png_set_gAMA_fixed(), png_set_hIST(), png_set_iCCP(), png_set_IHDR(), png_set_interlace_handling(), png_set_keep_unknown_chunks(), png_set_oFFs(), png_set_pCAL(), png_set_pHYs(), png_set_PLTE(), png_set_read_fn(), png_set_read_status_fn(), png_set_read_user_chunk_fn(), png_set_read_user_transform_fn(), png_set_sBIT(), png_set_sCAL(), png_set_sCAL_s(), png_set_sRGB(), png_set_text(), png_set_text_compression_strategy(), png_set_tIME(), png_set_tRNS(), png_set_unknown_chunk_location(), png_set_unknown_chunks(), png_set_write_fn(), png_set_write_status_fn(), png_set_write_user_transform_fn(), png_sizeof, png_sTER, png_write_chunk(), png_write_end(), PNG_WRITE_FLUSH_SUPPORTED, png_write_info(), PNG_WRITE_INTERLACING_SUPPORTED, png_write_rows(), PNG_ZBUF_SIZE, pngtest_debug, pngtest_debug1, pngtest_debug2, profile, read_row_callback(), read_user_chunk_callback(), STDERR, strict, tIME_chunk_present, tIME_string, verbose, write_row_callback(), Z_FILTERED, and ZLIB_VERSION.

Referenced by main().

void PNGCBAPI write_row_callback	(	png_structp	png_ptr,
		png_uint_32	row_number,
		int	pass
	)

Definition at line 152 of file pngtest.c.

References NULL, and PNG_UINT_31_MAX.

Referenced by test_one_file().

Variable Documentation

png_uint_32 filters_used[256]

static

Definition at line 166 of file pngtest.c.

PNG_CONST char* inname = "pngtest.png"

static

Definition at line 1537 of file pngtest.c.

PNG_CONST char* outname = "pngout.png"

static

Definition at line 1538 of file pngtest.c.

int status_dots = 1

static

Definition at line 121 of file pngtest.c.

int status_dots_requested = 0

static

Definition at line 120 of file pngtest.c.

int status_pass = 1

static

Definition at line 119 of file pngtest.c.

int strict = 0

static

Definition at line 101 of file pngtest.c.

Referenced by main(), and test_one_file().

int tIME_chunk_present = 0

static

Definition at line 96 of file pngtest.c.

Referenced by main(), and test_one_file().

char tIME_string[PNG_tIME_STRING_LENGTH] = "tIME chunk is not present"

static

Definition at line 97 of file pngtest.c.

Referenced by main(), and test_one_file().

png_uint_32 user_chunk_data[4]

static

Definition at line 698 of file pngtest.c.

int verbose = 0

static

Definition at line 100 of file pngtest.c.

int wrote_question = 0

static

Definition at line 293 of file pngtest.c.

png_uint_32 zero_samples

static

Definition at line 182 of file pngtest.c.