/* pngtest.c - a simple test program to test libpng
*
- * libpng 1.0.3 -January 14, 1999
+ * libpng 1.2.5rc3 - September 18, 2002
* For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
- * Copyright (c) 1996, 1997 Andreas Dilger
- * Copyright (c) 1998, 1999 Glenn Randers-Pehrson
+ * Copyright (c) 1998-2002 Glenn Randers-Pehrson
+ * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
+ * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
* This program reads in a PNG image, writes it out again, and then
* compares the two files. If the files are identical, this shows that
*
* The program will report "FAIL" in certain legitimate cases:
* 1) when the compression level or filter selection method is changed.
- * 2) when the chunk size is not 8K.
- * 3) unknown ancillary chunks exist in the input file.
+ * 2) when the maximum IDAT size (PNG_ZBUF_SIZE in pngconf.h) is not 8192.
+ * 3) unknown unsafe-to-copy ancillary chunks or unknown critical chunks
+ * exist in the input file.
* 4) others not listed here...
* In these cases, it is best to check with another tool such as "pngcheck"
- * to see what the differences between the two images are.
+ * to see what the differences between the two files are.
*
* If a filename is given on the command-line, then this file is used
* for the input, rather than the default "pngtest.png". This allows
* of files at once by typing "pngtest -m file1.png file2.png ..."
*/
-#include <stdio.h>
-#include <stdlib.h>
+#if defined(_WIN32_WCE)
+# if _WIN32_WCE < 211
+ __error__ (f|w)printf functions are not supported on old WindowsCE.;
+# endif
+# include <windows.h>
+# include <stdlib.h>
+# define READFILE(file, data, length, check) \
+ if (ReadFile(file, data, length, &check,NULL)) check = 0
+# define WRITEFILE(file, data, length, check)) \
+ if (WriteFile(file, data, length, &check, NULL)) check = 0
+# define FCLOSE(file) CloseHandle(file)
+#else
+# include <stdio.h>
+# include <stdlib.h>
+# include <assert.h>
+# define READFILE(file, data, length, check) \
+ check=(png_size_t)fread(data,(png_size_t)1,length,file)
+# define WRITEFILE(file, data, length, check) \
+ check=(png_size_t)fwrite(data,(png_size_t)1, length, file)
+# define FCLOSE(file) fclose(file)
+#endif
+
+#if defined(PNG_NO_STDIO)
+# if defined(_WIN32_WCE)
+ typedef HANDLE png_FILE_p;
+# else
+ typedef FILE * png_FILE_p;
+# endif
+#endif
/* Makes pngtest verbose so we can find problems (needs to be before png.h) */
#ifndef PNG_DEBUG
-#define PNG_DEBUG 0
+# define PNG_DEBUG 0
+#endif
+
+#if !PNG_DEBUG
+# define SINGLE_ROWBUF_ALLOC /* makes buffer overruns easier to nail */
+#endif
+
+/* Turn on CPU timing
+#define PNGTEST_TIMING
+*/
+
+#ifdef PNG_NO_FLOATING_POINT_SUPPORTED
+#undef PNGTEST_TIMING
+#endif
+
+#ifdef PNGTEST_TIMING
+static float t_start, t_stop, t_decode, t_encode, t_misc;
+#include <time.h>
#endif
#include "png.h"
+/* Define png_jmpbuf() in case we are using a pre-1.0.6 version of libpng */
+#ifndef png_jmpbuf
+# define png_jmpbuf(png_ptr) png_ptr->jmpbuf
+#endif
+
+#ifdef PNGTEST_TIMING
+static float t_start, t_stop, t_decode, t_encode, t_misc;
+#if !defined(PNG_tIME_SUPPORTED)
+#include <time.h>
+#endif
+#endif
+
#if defined(PNG_TIME_RFC1123_SUPPORTED)
static int tIME_chunk_present=0;
static char tIME_string[30] = "no tIME chunk present in file";
-#endif /* PNG_TIME_RFC1123_SUPPORTED */
+#endif
+
+static int verbose = 0;
int test_one_file PNGARG((PNG_CONST char *inname, PNG_CONST char *outname));
static int status_dots_requested=0;
static int status_dots=1;
+void
+#ifdef PNG_1_0_X
+PNGAPI
+#endif
+read_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass);
+#ifdef PNG_1_0_X
+PNGAPI
+#endif
void
read_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass)
{
- if(png_ptr == NULL || row_number > 0x3fffffffL) return;
+ if(png_ptr == NULL || row_number > PNG_MAX_UINT) return;
if(status_pass != pass)
{
fprintf(stdout,"\n Pass %d: ",pass);
status_pass = pass;
- status_dots = 30;
+ status_dots = 31;
}
status_dots--;
if(status_dots == 0)
fprintf(stdout, "r");
}
+#ifdef PNG_1_0_X
+PNGAPI
+#endif
+void
+write_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass);
+#ifdef PNG_1_0_X
+PNGAPI
+#endif
void
write_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass)
{
- if(png_ptr == NULL || row_number > 0x3fffffffL || pass > 7) return;
+ if(png_ptr == NULL || row_number > PNG_MAX_UINT || pass > 7) return;
fprintf(stdout, "w");
}
+#if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
+/* Example of using user transform callback (we don't transform anything,
+ but merely examine the row filters. We set this to 256 rather than
+ 5 in case illegal filter values are present.) */
+static png_uint_32 filters_used[256];
+void
+#ifdef PNG_1_0_X
+PNGAPI
+#endif
+count_filters(png_structp png_ptr, png_row_infop row_info, png_bytep data);
+void
+#ifdef PNG_1_0_X
+PNGAPI
+#endif
+count_filters(png_structp png_ptr, png_row_infop row_info, png_bytep data)
+{
+ if(png_ptr != NULL && row_info != NULL)
+ ++filters_used[*(data-1)];
+}
+#endif
+
#if defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
/* example of using user transform callback (we don't transform anything,
but merely count the zero samples) */
static png_uint_32 zero_samples;
void
+#ifdef PNG_1_0_X
+PNGAPI
+#endif
+count_zero_samples(png_structp png_ptr, png_row_infop row_info, png_bytep data);
+void
+#ifdef PNG_1_0_X
+PNGAPI
+#endif
count_zero_samples(png_structp png_ptr, png_row_infop row_info, png_bytep data)
{
png_bytep dp = data;
* png_byte pixel_depth bits per pixel (depth*channels)
*/
+
/* counts the number of zero samples (or zero pixels if color_type is 3 */
if(row_info->color_type == 0 || row_info->color_type == 3)
{
if(row_info->bit_depth == 1)
{
- if(((*dp << pos++ )& 0x80) == 0) zero_samples++;
+ if(((*dp << pos++ ) & 0x80) == 0) zero_samples++;
if(pos == 8)
{
pos = 0;
}
if(row_info->bit_depth == 2)
{
- if(((*dp << (pos+=2))& 0xc0) == 0) zero_samples++;
+ if(((*dp << (pos+=2)) & 0xc0) == 0) zero_samples++;
if(pos == 8)
{
pos = 0;
}
if(row_info->bit_depth == 4)
{
- if(((*dp << (pos+=4))& 0xf0) == 0) zero_samples++;
+ if(((*dp << (pos+=4)) & 0xf0) == 0) zero_samples++;
if(pos == 8)
{
pos = 0;
}
#endif /* PNG_WRITE_USER_TRANSFORM_SUPPORTED */
-static int verbose = 0;
static int wrote_question = 0;
#if defined(PNG_NO_STDIO)
not reading from a standard C stream, you should create a replacement
read_data function and use it at run time with png_set_read_fn(), rather
than changing the library. */
+
#ifndef USE_FAR_KEYWORD
static void
-png_default_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
+pngtest_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_size_t check;
/* fread() returns 0 on error, so it is OK to store this in a png_size_t
* instead of an int, which is what fread() actually returns.
*/
- check = (png_size_t)fread(data, (png_size_t)1, length,
- (FILE *)png_ptr->io_ptr);
+ READFILE((png_FILE_p)png_ptr->io_ptr, data, length, check);
if (check != length)
{
- png_error(png_ptr, "Read Error");
+ png_error(png_ptr, "Read Error!");
}
}
#else
#define MIN(a,b) (a <= b ? a : b)
static void
-png_default_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
+pngtest_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
int check;
png_byte *n_data;
- FILE *io_ptr;
+ png_FILE_p io_ptr;
/* Check if data really is near. If so, use usual code. */
n_data = (png_byte *)CVT_PTR_NOCHECK(data);
- io_ptr = (FILE *)CVT_PTR(png_ptr->io_ptr);
+ io_ptr = (png_FILE_p)CVT_PTR(png_ptr->io_ptr);
if ((png_bytep)n_data == data)
{
- check = fread(n_data, 1, length, io_ptr);
+ READFILE(io_ptr, n_data, length, check);
}
else
{
do
{
read = MIN(NEAR_BUF_SIZE, remaining);
- err = fread(buf, (png_size_t)1, read, io_ptr);
+ READFILE(io_ptr, buf, 1, err);
png_memcpy(data, buf, read); /* copy far buffer to near buffer */
if(err != read)
break;
#if defined(PNG_WRITE_FLUSH_SUPPORTED)
static void
-png_default_flush(png_structp png_ptr)
+pngtest_flush(png_structp png_ptr)
{
- FILE *io_ptr;
- io_ptr = (FILE *)CVT_PTR((png_ptr->io_ptr));
+#if !defined(_WIN32_WCE)
+ png_FILE_p io_ptr;
+ io_ptr = (png_FILE_p)CVT_PTR((png_ptr->io_ptr));
if (io_ptr != NULL)
fflush(io_ptr);
+#endif
}
#endif
than changing the library. */
#ifndef USE_FAR_KEYWORD
static void
-png_default_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
+pngtest_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_uint_32 check;
- check = fwrite(data, 1, length, (FILE *)(png_ptr->io_ptr));
+ WRITEFILE((png_FILE_p)png_ptr->io_ptr, data, length, check);
if (check != length)
{
png_error(png_ptr, "Write Error");
#define MIN(a,b) (a <= b ? a : b)
static void
-png_default_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
+pngtest_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_uint_32 check;
png_byte *near_data; /* Needs to be "png_byte *" instead of "png_bytep" */
- FILE *io_ptr;
+ png_FILE_p io_ptr;
/* Check if data really is near. If so, use usual code. */
near_data = (png_byte *)CVT_PTR_NOCHECK(data);
- io_ptr = (FILE *)CVT_PTR(png_ptr->io_ptr);
+ io_ptr = (png_FILE_p)CVT_PTR(png_ptr->io_ptr);
if ((png_bytep)near_data == data)
{
- check = fwrite(near_data, 1, length, io_ptr);
+ WRITEFILE(io_ptr, near_data, length, check);
}
else
{
{
written = MIN(NEAR_BUF_SIZE, remaining);
png_memcpy(buf, data, written); /* copy far buffer to near buffer */
- err = fwrite(buf, 1, written, io_ptr);
+ WRITEFILE(io_ptr, buf, written, err);
if (err != written)
break;
else
* not used, but it is passed in case it may be useful.
*/
static void
-png_default_warning(png_structp png_ptr, png_const_charp message)
+pngtest_warning(png_structp png_ptr, png_const_charp message)
{
PNG_CONST char *name = "UNKNOWN (ERROR!)";
if (png_ptr != NULL && png_ptr->error_ptr != NULL)
* error function pointer in png_set_error_fn().
*/
static void
-png_default_error(png_structp png_ptr, png_const_charp message)
+pngtest_error(png_structp png_ptr, png_const_charp message)
{
- png_default_warning(png_ptr, message);
+ pngtest_warning(png_ptr, message);
/* We can return because png_error calls the default handler, which is
* actually OK in this case. */
}
This piece of code can be compiled to validate max 64K allocations
by setting MAXSEG_64K in zlib zconf.h *or* PNG_MAX_MALLOC_64K. */
-typedef struct memory_information {
- png_uint_32 size;
+typedef struct memory_information
+{
+ png_uint_32 size;
png_voidp pointer;
struct memory_information FAR *next;
} memory_information;
static memory_infop pinformation = NULL;
static int current_allocation = 0;
static int maximum_allocation = 0;
+static int total_allocation = 0;
+static int num_allocations = 0;
-extern PNG_EXPORT(png_voidp,png_debug_malloc) PNGARG((png_structp png_ptr,
- png_uint_32 size));
-extern PNG_EXPORT(void,png_debug_free) PNGARG((png_structp png_ptr,
- png_voidp ptr));
+png_voidp png_debug_malloc PNGARG((png_structp png_ptr, png_uint_32 size));
+void png_debug_free PNGARG((png_structp png_ptr, png_voidp ptr));
png_voidp
-png_debug_malloc(png_structp png_ptr, png_uint_32 size) {
+png_debug_malloc(png_structp png_ptr, png_uint_32 size)
+{
/* png_malloc has already tested for NULL; png_create_struct calls
png_debug_malloc directly, with png_ptr == NULL which is OK */
if (size == 0)
- return (png_voidp)(NULL);
+ return (NULL);
/* This calls the library allocator twice, once to get the requested
buffer and once to get a new free list entry. */
{
- memory_infop pinfo = png_malloc_default(png_ptr, sizeof *pinfo);
+ memory_infop pinfo = (memory_infop)png_malloc_default(png_ptr,
+ (png_uint_32)sizeof *pinfo);
pinfo->size = size;
current_allocation += size;
+ total_allocation += size;
+ num_allocations ++;
if (current_allocation > maximum_allocation)
maximum_allocation = current_allocation;
- pinfo->pointer = png_malloc_default(png_ptr, size);
+ pinfo->pointer = (png_voidp)png_malloc_default(png_ptr, size);
pinfo->next = pinformation;
pinformation = pinfo;
/* Make sure the caller isn't assuming zeroed memory. */
png_memset(pinfo->pointer, 0xdd, pinfo->size);
+#if PNG_DEBUG
+ if(verbose)
+ printf("png_malloc %lu bytes at %x\n",size,pinfo->pointer);
+#endif
+ assert(pinfo->size != 12345678);
return (png_voidp)(pinfo->pointer);
}
}
{
if (png_ptr == NULL)
fprintf(STDERR, "NULL pointer to png_debug_free.\n");
- if (ptr == 0) {
+ if (ptr == 0)
+ {
#if 0 /* This happens all the time. */
fprintf(STDERR, "WARNING: freeing NULL pointer\n");
#endif
/* Unlink the element from the list. */
{
memory_infop FAR *ppinfo = &pinformation;
- for (;;) {
+ for (;;)
+ {
memory_infop pinfo = *ppinfo;
- if (pinfo->pointer == ptr) {
+ if (pinfo->pointer == ptr)
+ {
*ppinfo = pinfo->next;
current_allocation -= pinfo->size;
if (current_allocation < 0)
fprintf(STDERR, "Duplicate free of memory\n");
/* We must free the list element too, but first kill
the memory that is to be freed. */
- memset(ptr, 0x55, pinfo->size);
+ png_memset(ptr, 0x55, pinfo->size);
png_free_default(png_ptr, pinfo);
+ pinfo=NULL;
break;
}
- if (pinfo->next == NULL) {
- fprintf(STDERR, "Pointer %x not found\n", ptr);
+ if (pinfo->next == NULL)
+ {
+ fprintf(STDERR, "Pointer %x not found\n", (unsigned int)ptr);
break;
}
ppinfo = &pinfo->next;
}
/* Finally free the data. */
+#if PNG_DEBUG
+ if(verbose)
+ printf("Freeing %x\n",ptr);
+#endif
png_free_default(png_ptr, ptr);
+ ptr=NULL;
}
#endif /* PNG_USER_MEM_SUPPORTED */
/* END of code to test memory allocation/deallocation */
int
test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
{
- static FILE *fpin, *fpout; /* "static" prevents setjmp corruption */
- png_structp read_ptr, write_ptr;
- png_infop read_info_ptr, write_info_ptr, end_info_ptr;
+ static png_FILE_p fpin;
+ static png_FILE_p fpout; /* "static" prevents setjmp corruption */
+ png_structp read_ptr;
+ png_infop read_info_ptr, end_info_ptr;
+#ifdef PNG_WRITE_SUPPORTED
+ png_structp write_ptr;
+ png_infop write_info_ptr;
+ png_infop write_end_info_ptr;
+#else
+ png_structp write_ptr = NULL;
+ png_infop write_info_ptr = NULL;
+ png_infop write_end_info_ptr = NULL;
+#endif
png_bytep row_buf;
png_uint_32 y;
png_uint_32 width, height;
int num_pass, pass;
int bit_depth, color_type;
+#ifdef PNG_SETJMP_SUPPORTED
#ifdef USE_FAR_KEYWORD
jmp_buf jmpbuf;
-#endif
+#endif
+#endif
+#if defined(_WIN32_WCE)
+ TCHAR path[MAX_PATH];
+#endif
char inbuf[256], outbuf[256];
- row_buf = (png_bytep)NULL;
+ row_buf = NULL;
+#if defined(_WIN32_WCE)
+ MultiByteToWideChar(CP_ACP, 0, inname, -1, path, MAX_PATH);
+ if ((fpin = CreateFile(path, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL)) == INVALID_HANDLE_VALUE)
+#else
if ((fpin = fopen(inname, "rb")) == NULL)
+#endif
{
fprintf(STDERR, "Could not find input file %s\n", inname);
return (1);
}
+#if defined(_WIN32_WCE)
+ MultiByteToWideChar(CP_ACP, 0, outname, -1, path, MAX_PATH);
+ if ((fpout = CreateFile(path, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, NULL)) == INVALID_HANDLE_VALUE)
+#else
if ((fpout = fopen(outname, "wb")) == NULL)
+#endif
{
fprintf(STDERR, "Could not open output file %s\n", outname);
- fclose(fpin);
+ FCLOSE(fpin);
return (1);
}
png_debug(0, "Allocating read and write structures\n");
#ifdef PNG_USER_MEM_SUPPORTED
- read_ptr = png_create_read_struct_2(PNG_LIBPNG_VER_STRING, (png_voidp)NULL,
- (png_error_ptr)NULL, (png_error_ptr)NULL, (png_voidp)NULL,
+ read_ptr = png_create_read_struct_2(PNG_LIBPNG_VER_STRING, png_voidp_NULL,
+ png_error_ptr_NULL, png_error_ptr_NULL, png_voidp_NULL,
(png_malloc_ptr)png_debug_malloc, (png_free_ptr)png_debug_free);
#else
- read_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, (png_voidp)NULL,
- (png_error_ptr)NULL, (png_error_ptr)NULL);
+ read_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, png_voidp_NULL,
+ png_error_ptr_NULL, png_error_ptr_NULL);
#endif
#if defined(PNG_NO_STDIO)
- png_set_error_fn(read_ptr, (png_voidp)inname, png_default_error,
- png_default_warning);
+ png_set_error_fn(read_ptr, (png_voidp)inname, pngtest_error,
+ pngtest_warning);
#endif
+#ifdef PNG_WRITE_SUPPORTED
#ifdef PNG_USER_MEM_SUPPORTED
- write_ptr = png_create_write_struct_2(PNG_LIBPNG_VER_STRING, (png_voidp)NULL,
- (png_error_ptr)NULL, (png_error_ptr)NULL, (png_voidp)NULL,
+ write_ptr = png_create_write_struct_2(PNG_LIBPNG_VER_STRING, png_voidp_NULL,
+ png_error_ptr_NULL, png_error_ptr_NULL, png_voidp_NULL,
(png_malloc_ptr)png_debug_malloc, (png_free_ptr)png_debug_free);
#else
- write_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, (png_voidp)NULL,
- (png_error_ptr)NULL, (png_error_ptr)NULL);
+ write_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, png_voidp_NULL,
+ png_error_ptr_NULL, png_error_ptr_NULL);
#endif
#if defined(PNG_NO_STDIO)
- png_set_error_fn(write_ptr, (png_voidp)inname, png_default_error,
- png_default_warning);
+ png_set_error_fn(write_ptr, (png_voidp)inname, pngtest_error,
+ pngtest_warning);
+#endif
#endif
png_debug(0, "Allocating read_info, write_info and end_info structures\n");
read_info_ptr = png_create_info_struct(read_ptr);
- write_info_ptr = png_create_info_struct(write_ptr);
end_info_ptr = png_create_info_struct(read_ptr);
-#ifdef PNG_USER_MEM_SUPPORTED
+#ifdef PNG_WRITE_SUPPORTED
+ write_info_ptr = png_create_info_struct(write_ptr);
+ write_end_info_ptr = png_create_info_struct(write_ptr);
#endif
+#ifdef PNG_SETJMP_SUPPORTED
png_debug(0, "Setting jmpbuf for read struct\n");
#ifdef USE_FAR_KEYWORD
if (setjmp(jmpbuf))
#else
- if (setjmp(read_ptr->jmpbuf))
+ if (setjmp(png_jmpbuf(read_ptr)))
#endif
{
fprintf(STDERR, "%s -> %s: libpng read error\n", inname, outname);
+ if (row_buf)
+ png_free(read_ptr, row_buf);
png_destroy_read_struct(&read_ptr, &read_info_ptr, &end_info_ptr);
+#ifdef PNG_WRITE_SUPPORTED
+ png_destroy_info_struct(write_ptr, &write_end_info_ptr);
png_destroy_write_struct(&write_ptr, &write_info_ptr);
- fclose(fpin);
- fclose(fpout);
+#endif
+ FCLOSE(fpin);
+ FCLOSE(fpout);
return (1);
}
#ifdef USE_FAR_KEYWORD
- png_memcpy(read_ptr->jmpbuf,jmpbuf,sizeof(jmp_buf));
+ png_memcpy(png_jmpbuf(read_ptr),jmpbuf,sizeof(jmp_buf));
#endif
+#ifdef PNG_WRITE_SUPPORTED
png_debug(0, "Setting jmpbuf for write struct\n");
#ifdef USE_FAR_KEYWORD
if (setjmp(jmpbuf))
#else
- if (setjmp(write_ptr->jmpbuf))
+ if (setjmp(png_jmpbuf(write_ptr)))
#endif
{
fprintf(STDERR, "%s -> %s: libpng write error\n", inname, outname);
png_destroy_read_struct(&read_ptr, &read_info_ptr, &end_info_ptr);
+ png_destroy_info_struct(write_ptr, &write_end_info_ptr);
+#ifdef PNG_WRITE_SUPPORTED
png_destroy_write_struct(&write_ptr, &write_info_ptr);
- fclose(fpin);
- fclose(fpout);
+#endif
+ FCLOSE(fpin);
+ FCLOSE(fpout);
return (1);
}
#ifdef USE_FAR_KEYWORD
- png_memcpy(write_ptr->jmpbuf,jmpbuf,sizeof(jmp_buf));
+ png_memcpy(png_jmpbuf(write_ptr),jmpbuf,sizeof(jmp_buf));
+#endif
+#endif
#endif
png_debug(0, "Initializing input and output streams\n");
#if !defined(PNG_NO_STDIO)
png_init_io(read_ptr, fpin);
+# ifdef PNG_WRITE_SUPPORTED
png_init_io(write_ptr, fpout);
+# endif
#else
- png_set_read_fn(read_ptr, (png_voidp)fpin, png_default_read_data);
- png_set_write_fn(write_ptr, (png_voidp)fpout, png_default_write_data,
-#if defined(PNG_WRITE_FLUSH_SUPPORTED)
- png_default_flush);
-#else
+ png_set_read_fn(read_ptr, (png_voidp)fpin, pngtest_read_data);
+# ifdef PNG_WRITE_SUPPORTED
+ png_set_write_fn(write_ptr, (png_voidp)fpout, pngtest_write_data,
+# if defined(PNG_WRITE_FLUSH_SUPPORTED)
+ pngtest_flush);
+# else
NULL);
-#endif
+# endif
+# endif
#endif
if(status_dots_requested == 1)
{
+#ifdef PNG_WRITE_SUPPORTED
png_set_write_status_fn(write_ptr, write_row_callback);
+#endif
png_set_read_status_fn(read_ptr, read_row_callback);
}
else
{
- png_set_write_status_fn(write_ptr, NULL);
- png_set_read_status_fn(read_ptr, NULL);
+#ifdef PNG_WRITE_SUPPORTED
+ png_set_write_status_fn(write_ptr, png_write_status_ptr_NULL);
+#endif
+ png_set_read_status_fn(read_ptr, png_read_status_ptr_NULL);
}
-# if defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
- zero_samples=0;
- png_set_write_user_transform_fn(write_ptr, count_zero_samples);
-# endif
+#if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
+ {
+ int i;
+ for(i=0; i<256; i++)
+ filters_used[i]=0;
+ png_set_read_user_transform_fn(read_ptr, count_filters);
+ }
+#endif
+#if defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
+ zero_samples=0;
+ png_set_write_user_transform_fn(write_ptr, count_zero_samples);
+#endif
+
+#define HANDLE_CHUNK_IF_SAFE 2
+#define HANDLE_CHUNK_ALWAYS 3
+#if defined(PNG_READ_UNKNOWN_CHUNKS_SUPPORTED)
+ png_set_keep_unknown_chunks(read_ptr, HANDLE_CHUNK_ALWAYS,
+ png_bytep_NULL, 0);
+#endif
+#if defined(PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED)
+ png_set_keep_unknown_chunks(write_ptr, HANDLE_CHUNK_IF_SAFE,
+ png_bytep_NULL, 0);
+#endif
png_debug(0, "Reading info struct\n");
png_read_info(read_ptr, read_info_ptr);
#endif
}
}
-#if defined(PNG_READ_bKGD_SUPPORTED) && defined(PNG_WRITE_bKGD_SUPPORTED)
+#if defined(PNG_FIXED_POINT_SUPPORTED)
+#if defined(PNG_cHRM_SUPPORTED)
{
- png_color_16p background;
-
- if (png_get_bKGD(read_ptr, read_info_ptr, &background))
+ png_fixed_point white_x, white_y, red_x, red_y, green_x, green_y, blue_x,
+ blue_y;
+ if (png_get_cHRM_fixed(read_ptr, read_info_ptr, &white_x, &white_y, &red_x,
+ &red_y, &green_x, &green_y, &blue_x, &blue_y))
{
- png_set_bKGD(write_ptr, write_info_ptr, background);
+ png_set_cHRM_fixed(write_ptr, write_info_ptr, white_x, white_y, red_x,
+ red_y, green_x, green_y, blue_x, blue_y);
}
}
#endif
-#if defined(PNG_READ_cHRM_SUPPORTED) && defined(PNG_WRITE_cHRM_SUPPORTED)
+#if defined(PNG_gAMA_SUPPORTED)
{
- double white_x, white_y, red_x, red_y, green_x, green_y, blue_x, blue_y;
+ png_fixed_point gamma;
+ if (png_get_gAMA_fixed(read_ptr, read_info_ptr, &gamma))
+ {
+ png_set_gAMA_fixed(write_ptr, write_info_ptr, gamma);
+ }
+ }
+#endif
+#else /* Use floating point versions */
+#if defined(PNG_FLOATING_POINT_SUPPORTED)
+#if defined(PNG_cHRM_SUPPORTED)
+ {
+ double white_x, white_y, red_x, red_y, green_x, green_y, blue_x,
+ blue_y;
if (png_get_cHRM(read_ptr, read_info_ptr, &white_x, &white_y, &red_x,
&red_y, &green_x, &green_y, &blue_x, &blue_y))
{
}
}
#endif
-#if defined(PNG_READ_gAMA_SUPPORTED) && defined(PNG_WRITE_gAMA_SUPPORTED)
+#if defined(PNG_gAMA_SUPPORTED)
{
double gamma;
}
}
#endif
-#if defined(PNG_READ_sRGB_SUPPORTED) && defined(PNG_WRITE_sRGB_SUPPORTED)
+#endif /* floating point */
+#endif /* fixed point */
+#if defined(PNG_iCCP_SUPPORTED)
+ {
+ png_charp name;
+ png_charp profile;
+ png_uint_32 proflen;
+ int compression_type;
+
+ if (png_get_iCCP(read_ptr, read_info_ptr, &name, &compression_type,
+ &profile, &proflen))
+ {
+ png_set_iCCP(write_ptr, write_info_ptr, name, compression_type,
+ profile, proflen);
+ }
+ }
+#endif
+#if defined(PNG_sRGB_SUPPORTED)
{
int intent;
}
}
#endif
-#if defined(PNG_READ_hIST_SUPPORTED) && defined(PNG_WRITE_hIST_SUPPORTED)
+ {
+ png_colorp palette;
+ int num_palette;
+
+ if (png_get_PLTE(read_ptr, read_info_ptr, &palette, &num_palette))
+ {
+ png_set_PLTE(write_ptr, write_info_ptr, palette, num_palette);
+ }
+ }
+#if defined(PNG_bKGD_SUPPORTED)
+ {
+ png_color_16p background;
+
+ if (png_get_bKGD(read_ptr, read_info_ptr, &background))
+ {
+ png_set_bKGD(write_ptr, write_info_ptr, background);
+ }
+ }
+#endif
+#if defined(PNG_hIST_SUPPORTED)
{
png_uint_16p hist;
}
}
#endif
-#if defined(PNG_READ_oFFs_SUPPORTED) && defined(PNG_WRITE_oFFs_SUPPORTED)
+#if defined(PNG_oFFs_SUPPORTED)
{
- png_uint_32 offset_x, offset_y;
+ png_int_32 offset_x, offset_y;
int unit_type;
if (png_get_oFFs(read_ptr, read_info_ptr,&offset_x,&offset_y,&unit_type))
}
}
#endif
-#if defined(PNG_READ_pCAL_SUPPORTED) && defined(PNG_WRITE_pCAL_SUPPORTED)
+#if defined(PNG_pCAL_SUPPORTED)
{
png_charp purpose, units;
png_charpp params;
}
}
#endif
-#if defined(PNG_READ_pHYs_SUPPORTED) && defined(PNG_WRITE_pHYs_SUPPORTED)
+#if defined(PNG_pHYs_SUPPORTED)
{
png_uint_32 res_x, res_y;
int unit_type;
}
}
#endif
+#if defined(PNG_sBIT_SUPPORTED)
{
- png_colorp palette;
- int num_palette;
+ png_color_8p sig_bit;
- if (png_get_PLTE(read_ptr, read_info_ptr, &palette, &num_palette))
+ if (png_get_sBIT(read_ptr, read_info_ptr, &sig_bit))
{
- png_set_PLTE(write_ptr, write_info_ptr, palette, num_palette);
+ png_set_sBIT(write_ptr, write_info_ptr, sig_bit);
}
}
-#if defined(PNG_READ_sBIT_SUPPORTED) && defined(PNG_WRITE_sBIT_SUPPORTED)
+#endif
+#if defined(PNG_sCAL_SUPPORTED)
+#ifdef PNG_FLOATING_POINT_SUPPORTED
{
- png_color_8p sig_bit;
+ int unit;
+ double scal_width, scal_height;
- if (png_get_sBIT(read_ptr, read_info_ptr, &sig_bit))
+ if (png_get_sCAL(read_ptr, read_info_ptr, &unit, &scal_width,
+ &scal_height))
{
- png_set_sBIT(write_ptr, write_info_ptr, sig_bit);
+ png_set_sCAL(write_ptr, write_info_ptr, unit, scal_width, scal_height);
}
}
+#else
+#ifdef PNG_FIXED_POINT_SUPPORTED
+ {
+ int unit;
+ png_charp scal_width, scal_height;
+
+ if (png_get_sCAL_s(read_ptr, read_info_ptr, &unit, &scal_width,
+ &scal_height))
+ {
+ png_set_sCAL_s(write_ptr, write_info_ptr, unit, scal_width, scal_height);
+ }
+ }
+#endif
#endif
-#if (defined(PNG_READ_tEXt_SUPPORTED) && defined(PNG_WRITE_tEXt_SUPPORTED)) || \
- (defined(PNG_READ_zTXt_SUPPORTED) && defined(PNG_WRITE_zTXt_SUPPORTED))
+#endif
+#if defined(PNG_TEXT_SUPPORTED)
{
png_textp text_ptr;
int num_text;
if (png_get_text(read_ptr, read_info_ptr, &text_ptr, &num_text) > 0)
{
- png_debug1(0, "Handling %d tEXt/zTXt chunks\n", num_text);
+ png_debug1(0, "Handling %d iTXt/tEXt/zTXt chunks\n", num_text);
png_set_text(write_ptr, write_info_ptr, text_ptr, num_text);
}
}
#endif
-#if defined(PNG_READ_tIME_SUPPORTED) && defined(PNG_WRITE_tIME_SUPPORTED)
+#if defined(PNG_tIME_SUPPORTED)
{
png_timep mod_time;
}
}
#endif
-#if defined(PNG_READ_tRNS_SUPPORTED) && defined(PNG_WRITE_tRNS_SUPPORTED)
+#if defined(PNG_tRNS_SUPPORTED)
{
png_bytep trans;
int num_trans;
}
}
#endif
+#if defined(PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED)
+ {
+ png_unknown_chunkp unknowns;
+ int num_unknowns = (int)png_get_unknown_chunks(read_ptr, read_info_ptr,
+ &unknowns);
+ if (num_unknowns)
+ {
+ png_size_t i;
+ png_set_unknown_chunks(write_ptr, write_info_ptr, unknowns,
+ num_unknowns);
+ /* copy the locations from the read_info_ptr. The automatically
+ generated locations in write_info_ptr are wrong because we
+ haven't written anything yet */
+ for (i = 0; i < (png_size_t)num_unknowns; i++)
+ png_set_unknown_chunk_location(write_ptr, write_info_ptr, i,
+ unknowns[i].location);
+ }
+ }
+#endif
+#ifdef PNG_WRITE_SUPPORTED
png_debug(0, "\nWriting info struct\n");
+
+/* If we wanted, we could write info in two steps:
+ png_write_info_before_PLTE(write_ptr, write_info_ptr);
+ */
png_write_info(write_ptr, write_info_ptr);
+#endif
- png_debug(0, "\nAllocating row buffer \n");
+#ifdef SINGLE_ROWBUF_ALLOC
+ png_debug(0, "\nAllocating row buffer...");
row_buf = (png_bytep)png_malloc(read_ptr,
png_get_rowbytes(read_ptr, read_info_ptr));
- if (row_buf == NULL)
- {
- fprintf(STDERR, "No memory to allocate row buffer\n");
- png_destroy_read_struct(&read_ptr, &read_info_ptr, (png_infopp)NULL);
- png_destroy_write_struct(&write_ptr, &write_info_ptr);
- fclose(fpin);
- fclose(fpout);
- return (1);
- }
+ png_debug1(0, "0x%08lx\n\n", (unsigned long)row_buf);
+#endif /* SINGLE_ROWBUF_ALLOC */
png_debug(0, "Writing row data\n");
+#if defined(PNG_READ_INTERLACING_SUPPORTED) || \
+ defined(PNG_WRITE_INTERLACING_SUPPORTED)
num_pass = png_set_interlace_handling(read_ptr);
+# ifdef PNG_WRITE_SUPPORTED
png_set_interlace_handling(write_ptr);
+# endif
+#else
+ num_pass=1;
+#endif
+#ifdef PNGTEST_TIMING
+ t_stop = (float)clock();
+ t_misc += (t_stop - t_start);
+ t_start = t_stop;
+#endif
for (pass = 0; pass < num_pass; pass++)
{
png_debug1(0, "Writing row data for pass %d\n",pass);
for (y = 0; y < height; y++)
{
- png_read_rows(read_ptr, (png_bytepp)&row_buf, (png_bytepp)NULL, 1);
+#ifndef SINGLE_ROWBUF_ALLOC
+ png_debug2(0, "\nAllocating row buffer (pass %d, y = %ld)...", pass,y);
+ row_buf = (png_bytep)png_malloc(read_ptr,
+ png_get_rowbytes(read_ptr, read_info_ptr));
+ png_debug2(0, "0x%08lx (%ld bytes)\n", (unsigned long)row_buf,
+ png_get_rowbytes(read_ptr, read_info_ptr));
+#endif /* !SINGLE_ROWBUF_ALLOC */
+ png_read_rows(read_ptr, (png_bytepp)&row_buf, png_bytepp_NULL, 1);
+
+#ifdef PNG_WRITE_SUPPORTED
+#ifdef PNGTEST_TIMING
+ t_stop = (float)clock();
+ t_decode += (t_stop - t_start);
+ t_start = t_stop;
+#endif
png_write_rows(write_ptr, (png_bytepp)&row_buf, 1);
+#ifdef PNGTEST_TIMING
+ t_stop = (float)clock();
+ t_encode += (t_stop - t_start);
+ t_start = t_stop;
+#endif
+#endif /* PNG_WRITE_SUPPORTED */
+
+#ifndef SINGLE_ROWBUF_ALLOC
+ png_debug2(0, "Freeing row buffer (pass %d, y = %ld)\n\n", pass, y);
+ png_free(read_ptr, row_buf);
+#endif /* !SINGLE_ROWBUF_ALLOC */
}
}
+#if defined(PNG_READ_UNKNOWN_CHUNKS_SUPPORTED)
+ png_free_data(read_ptr, read_info_ptr, PNG_FREE_UNKN, -1);
+#endif
+#if defined(PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED)
+ png_free_data(write_ptr, write_info_ptr, PNG_FREE_UNKN, -1);
+#endif
+
png_debug(0, "Reading and writing end_info data\n");
+
png_read_end(read_ptr, end_info_ptr);
- png_write_end(write_ptr, end_info_ptr);
+#if defined(PNG_TEXT_SUPPORTED)
+ {
+ png_textp text_ptr;
+ int num_text;
+
+ if (png_get_text(read_ptr, end_info_ptr, &text_ptr, &num_text) > 0)
+ {
+ png_debug1(0, "Handling %d iTXt/tEXt/zTXt chunks\n", num_text);
+ png_set_text(write_ptr, write_end_info_ptr, text_ptr, num_text);
+ }
+ }
+#endif
+#if defined(PNG_tIME_SUPPORTED)
+ {
+ png_timep mod_time;
+
+ if (png_get_tIME(read_ptr, end_info_ptr, &mod_time))
+ {
+ png_set_tIME(write_ptr, write_end_info_ptr, mod_time);
+#if defined(PNG_TIME_RFC1123_SUPPORTED)
+ /* we have to use png_strcpy instead of "=" because the string
+ pointed to by png_convert_to_rfc1123() gets free'ed before
+ we use it */
+ png_strcpy(tIME_string,png_convert_to_rfc1123(read_ptr, mod_time));
+ tIME_chunk_present++;
+#endif /* PNG_TIME_RFC1123_SUPPORTED */
+ }
+ }
+#endif
+#if defined(PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED)
+ {
+ png_unknown_chunkp unknowns;
+ int num_unknowns;
+ num_unknowns = (int)png_get_unknown_chunks(read_ptr, end_info_ptr,
+ &unknowns);
+ if (num_unknowns)
+ {
+ png_size_t i;
+ png_set_unknown_chunks(write_ptr, write_end_info_ptr, unknowns,
+ num_unknowns);
+ /* copy the locations from the read_info_ptr. The automatically
+ generated locations in write_end_info_ptr are wrong because we
+ haven't written the end_info yet */
+ for (i = 0; i < (png_size_t)num_unknowns; i++)
+ png_set_unknown_chunk_location(write_ptr, write_end_info_ptr, i,
+ unknowns[i].location);
+ }
+ }
+#endif
+#ifdef PNG_WRITE_SUPPORTED
+ png_write_end(write_ptr, write_end_info_ptr);
+#endif
#ifdef PNG_EASY_ACCESS_SUPPORTED
if(verbose)
#endif
png_debug(0, "Destroying data structs\n");
+#ifdef SINGLE_ROWBUF_ALLOC
+ png_debug(1, "destroying row_buf for read_ptr\n");
png_free(read_ptr, row_buf);
+ row_buf=NULL;
+#endif /* SINGLE_ROWBUF_ALLOC */
+ png_debug(1, "destroying read_ptr, read_info_ptr, end_info_ptr\n");
png_destroy_read_struct(&read_ptr, &read_info_ptr, &end_info_ptr);
+#ifdef PNG_WRITE_SUPPORTED
+ png_debug(1, "destroying write_end_info_ptr\n");
+ png_destroy_info_struct(write_ptr, &write_end_info_ptr);
+ png_debug(1, "destroying write_ptr, write_info_ptr\n");
png_destroy_write_struct(&write_ptr, &write_info_ptr);
+#endif
+ png_debug(0, "Destruction complete.\n");
- fclose(fpin);
- fclose(fpout);
+ FCLOSE(fpin);
+ FCLOSE(fpout);
png_debug(0, "Opening files for comparison\n");
+#if defined(_WIN32_WCE)
+ MultiByteToWideChar(CP_ACP, 0, inname, -1, path, MAX_PATH);
+ if ((fpin = CreateFile(path, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL)) == INVALID_HANDLE_VALUE)
+#else
if ((fpin = fopen(inname, "rb")) == NULL)
+#endif
{
fprintf(STDERR, "Could not find file %s\n", inname);
return (1);
}
+#if defined(_WIN32_WCE)
+ MultiByteToWideChar(CP_ACP, 0, outname, -1, path, MAX_PATH);
+ if ((fpout = CreateFile(path, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL)) == INVALID_HANDLE_VALUE)
+#else
if ((fpout = fopen(outname, "rb")) == NULL)
+#endif
{
fprintf(STDERR, "Could not find file %s\n", outname);
- fclose(fpin);
+ FCLOSE(fpin);
return (1);
}
{
png_size_t num_in, num_out;
- num_in = fread(inbuf, 1, 1, fpin);
- num_out = fread(outbuf, 1, 1, fpout);
+ READFILE(fpin, inbuf, 1, num_in);
+ READFILE(fpout, outbuf, 1, num_out);
if (num_in != num_out)
{
- fprintf(STDERR, "Files %s and %s are of a different size\n",
+ fprintf(STDERR, "\nFiles %s and %s are of a different size\n",
inname, outname);
if(wrote_question == 0)
{
fprintf(STDERR,
- " Was %s written with the same chunk size (8k),",inname);
+ " Was %s written with the same maximum IDAT chunk size (%d bytes),",
+ inname,PNG_ZBUF_SIZE);
fprintf(STDERR,
- " filtering\n heuristic (libpng default), compression");
+ "\n filtering heuristic (libpng default), compression");
fprintf(STDERR,
- " level (zlib default)\n and zlib version (%s)?\n\n",
+ " level (zlib default),\n and zlib version (%s)?\n\n",
ZLIB_VERSION);
wrote_question=1;
}
- fclose(fpin);
- fclose(fpout);
+ FCLOSE(fpin);
+ FCLOSE(fpout);
return (0);
}
if (png_memcmp(inbuf, outbuf, num_in))
{
- fprintf(STDERR, "Files %s and %s are different\n", inname, outname);
+ fprintf(STDERR, "\nFiles %s and %s are different\n", inname, outname);
if(wrote_question == 0)
{
fprintf(STDERR,
- " Was %s written with the same chunk size (8k),",inname);
+ " Was %s written with the same maximum IDAT chunk size (%d bytes),",
+ inname,PNG_ZBUF_SIZE);
fprintf(STDERR,
- " filtering\n heuristic (libpng default), compression");
+ "\n filtering heuristic (libpng default), compression");
fprintf(STDERR,
- " level (zlib default)\n and zlib version (%s)?\n\n",
+ " level (zlib default),\n and zlib version (%s)?\n\n",
ZLIB_VERSION);
wrote_question=1;
}
- fclose(fpin);
- fclose(fpout);
+ FCLOSE(fpin);
+ FCLOSE(fpout);
return (0);
}
}
- fclose(fpin);
- fclose(fpout);
+ FCLOSE(fpin);
+ FCLOSE(fpout);
return (0);
}
/* input and output filenames */
#ifdef RISCOS
-PNG_CONST char *inname = "pngtest/png";
-PNG_CONST char *outname = "pngout/png";
+static PNG_CONST char *inname = "pngtest/png";
+static PNG_CONST char *outname = "pngout/png";
#else
static PNG_CONST char *inname = "pngtest.png";
static PNG_CONST char *outname = "pngout.png";
fprintf(STDERR, "Testing libpng version %s\n", PNG_LIBPNG_VER_STRING);
fprintf(STDERR, " with zlib version %s\n", ZLIB_VERSION);
fprintf(STDERR,"%s",png_get_copyright(NULL));
+ /* Show the version of libpng used in building the library */
+ fprintf(STDERR," library (%lu):%s", png_access_version_number(),
+ png_get_header_version(NULL));
+ /* Show the version of libpng used in building the application */
+ fprintf(STDERR," pngtest (%lu):%s", (unsigned long)PNG_LIBPNG_VER,
+ PNG_HEADER_VERSION_STRING);
+ fprintf(STDERR," sizeof(png_struct)=%ld, sizeof(png_info)=%ld\n",
+ (long)sizeof(png_struct), (long)sizeof(png_info));
/* Do some consistency checking on the memory allocation settings, I'm
not sure this matters, but it is nice to know, the first of these
#endif
for (i=2; i<argc; ++i)
{
+#if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
+ int k;
+#endif
int kerror;
fprintf(STDERR, "Testing %s:",argv[i]);
kerror = test_one_file(argv[i], outname);
if (kerror == 0)
{
#if defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
- fprintf(STDERR, " PASS (%lu zero samples)\n",zero_samples);
+ fprintf(STDERR, "\n PASS (%lu zero samples)\n",zero_samples);
#else
fprintf(STDERR, " PASS\n");
#endif
+#if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
+ for (k=0; k<256; k++)
+ if(filters_used[k])
+ fprintf(STDERR, " Filter %d was used %lu times\n",
+ k,filters_used[k]);
+#endif
#if defined(PNG_TIME_RFC1123_SUPPORTED)
if(tIME_chunk_present != 0)
fprintf(STDERR, " tIME = %s\n",tIME_string);
if (allocation_now != current_allocation)
fprintf(STDERR, "MEMORY ERROR: %d bytes lost\n",
current_allocation-allocation_now);
- if (current_allocation != 0) {
+ if (current_allocation != 0)
+ {
memory_infop pinfo = pinformation;
fprintf(STDERR, "MEMORY ERROR: %d bytes still allocated\n",
current_allocation);
- while (pinfo != NULL) {
- fprintf(STDERR, " %d bytes at %x\n", pinfo->size, pinfo->pointer);
+ while (pinfo != NULL)
+ {
+ fprintf(STDERR, " %lu bytes at %x\n", pinfo->size,
+ (unsigned int) pinfo->pointer);
pinfo = pinfo->next;
- }
+ }
}
#endif
}
#ifdef PNG_USER_MEM_SUPPORTED
- fprintf(STDERR, "Maximum memory allocation: %d bytes\n",
+ fprintf(STDERR, " Current memory allocation: %10d bytes\n",
+ current_allocation);
+ fprintf(STDERR, " Maximum memory allocation: %10d bytes\n",
maximum_allocation);
+ fprintf(STDERR, " Total memory allocation: %10d bytes\n",
+ total_allocation);
+ fprintf(STDERR, " Number of allocations: %10d\n",
+ num_allocations);
#endif
}
else
{
int i;
- for (i=0; i<3; ++i) {
+ for (i=0; i<3; ++i)
+ {
int kerror;
#ifdef PNG_USER_MEM_SUPPORTED
int allocation_now = current_allocation;
{
if(verbose == 1 || i == 2)
{
+#if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
+ int k;
+#endif
#if defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
- fprintf(STDERR, " PASS (%lu zero samples)\n",zero_samples);
+ fprintf(STDERR, "\n PASS (%lu zero samples)\n",zero_samples);
#else
fprintf(STDERR, " PASS\n");
#endif
+#if defined(PNG_READ_USER_TRANSFORM_SUPPORTED)
+ for (k=0; k<256; k++)
+ if(filters_used[k])
+ fprintf(STDERR, " Filter %d was used %lu times\n",
+ k,filters_used[k]);
+#endif
#if defined(PNG_TIME_RFC1123_SUPPORTED)
- if(tIME_chunk_present != 0)
- fprintf(STDERR, " tIME = %s\n",tIME_string);
+ if(tIME_chunk_present != 0)
+ fprintf(STDERR, " tIME = %s\n",tIME_string);
#endif /* PNG_TIME_RFC1123_SUPPORTED */
}
}
if (allocation_now != current_allocation)
fprintf(STDERR, "MEMORY ERROR: %d bytes lost\n",
current_allocation-allocation_now);
- if (current_allocation != 0) {
+ if (current_allocation != 0)
+ {
memory_infop pinfo = pinformation;
fprintf(STDERR, "MEMORY ERROR: %d bytes still allocated\n",
current_allocation);
- while (pinfo != NULL) {
- fprintf(STDERR, " %d bytes at %x\n", pinfo->size, pinfo->pointer);
+ while (pinfo != NULL)
+ {
+ fprintf(STDERR," %lu bytes at %x\n",
+ pinfo->size, (unsigned int)pinfo->pointer);
pinfo = pinfo->next;
}
}
#endif
}
#ifdef PNG_USER_MEM_SUPPORTED
- fprintf(STDERR, "Maximum memory allocation: %d bytes\n",
+ fprintf(STDERR, " Current memory allocation: %10d bytes\n",
+ current_allocation);
+ fprintf(STDERR, " Maximum memory allocation: %10d bytes\n",
maximum_allocation);
+ fprintf(STDERR, " Total memory allocation: %10d bytes\n",
+ total_allocation);
+ fprintf(STDERR, " Number of allocations: %10d\n",
+ num_allocations);
#endif
}
+#ifdef PNGTEST_TIMING
+ t_stop = (float)clock();
+ t_misc += (t_stop - t_start);
+ t_start = t_stop;
+ fprintf(STDERR," CPU time used = %.3f seconds",
+ (t_misc+t_decode+t_encode)/(float)CLOCKS_PER_SEC);
+ fprintf(STDERR," (decoding %.3f,\n",
+ t_decode/(float)CLOCKS_PER_SEC);
+ fprintf(STDERR," encoding %.3f ,",
+ t_encode/(float)CLOCKS_PER_SEC);
+ fprintf(STDERR," other %.3f seconds)\n\n",
+ t_misc/(float)CLOCKS_PER_SEC);
+#endif
+
if (ierror == 0)
fprintf(STDERR, "libpng passes test\n");
else
return (int)(ierror != 0);
}
+/* Generate a compiler error if there is an old png.h in the search path. */
+typedef version_1_2_5rc3 your_png_h_is_not_version_1_2_5rc3;