mewin/libpng
1
0
Fork 0
mirror of https://git.code.sf.net/p/libpng/code.git synced 2025-07-10 18:04:09 +02:00
Code Issues Projects Releases Wiki Activity

Imported from libpng-1.4.0beta1.tar

Browse Source
This commit is contained in:
Glenn Randers-Pehrson
2006-04-20 07:20:46 -05:00
parent f628ee2fa4
commit 1721829464
82 changed files with 2095 additions and 2641 deletions
Download Patch File Download Diff File Expand all files Collapse all files

124
pngtest.c
View File

@@ -32,31 +32,15 @@
#if defined(_WIN32_WCE)
# if _WIN32_WCE < 211
__error__ (f|w)printf functions are not supported on old WindowsCE.;
__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>
# 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
#include <stdio.h>
#include <stdlib.h>
#ifdef PNG_NO_STDIO
typedef FILE * png_FILE_p;
#endif
/* Makes pngtest verbose so we can find problems (needs to be before png.h) */
@@ -116,14 +100,8 @@ 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);
void
#ifdef PNG_1_0_X
PNGAPI
#endif
read_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass)
{
if(png_ptr == NULL || row_number > PNG_UINT_31_MAX) return;
@@ -143,14 +121,8 @@ read_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass)
}
void
#ifdef PNG_1_0_X
PNGAPI
#endif
write_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass);
void
#ifdef PNG_1_0_X
PNGAPI
#endif
write_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass)
{
if(png_ptr == NULL || row_number > PNG_UINT_31_MAX || pass > 7) return;
@@ -164,14 +136,8 @@ write_row_callback(png_structp png_ptr, png_uint_32 row_number, int pass)
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)
@@ -186,14 +152,8 @@ count_filters(png_structp png_ptr, png_row_infop row_info, png_bytep data)
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;
@@ -302,8 +262,7 @@ pngtest_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
/* 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.
*/
READFILE((png_FILE_p)png_ptr->io_ptr, data, length, check);
check = (png_size_t)fread(data, 1, length, (png_FILE_p)png_ptr->io_ptr);
if (check != length)
{
png_error(png_ptr, "Read Error!");
@@ -330,7 +289,7 @@ pngtest_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
io_ptr = (png_FILE_p)CVT_PTR(png_ptr->io_ptr);
if ((png_bytep)n_data == data)
{
READFILE(io_ptr, n_data, length, check);
check = (png_size_t)fread(n_data, 1, length, io_ptr);
}
else
{
@@ -341,7 +300,7 @@ pngtest_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
do
{
read = MIN(NEAR_BUF_SIZE, remaining);
READFILE(io_ptr, buf, 1, err);
err = (png_size_t)fread(buf, 1, 1, io_ptr);
png_memcpy(data, buf, read); /* copy far buffer to near buffer */
if(err != read)
break;
@@ -363,12 +322,10 @@ pngtest_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
static void
pngtest_flush(png_structp png_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
@@ -382,7 +339,7 @@ pngtest_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_uint_32 check;
WRITEFILE((png_FILE_p)png_ptr->io_ptr, data, length, check);
check = (png_size_t)fwrite(data, 1, length, (png_FILE_p)png_ptr->io_ptr);
if (check != length)
{
png_error(png_ptr, "Write Error");
@@ -409,7 +366,7 @@ pngtest_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
io_ptr = (png_FILE_p)CVT_PTR(png_ptr->io_ptr);
if ((png_bytep)near_data == data)
{
WRITEFILE(io_ptr, near_data, length, check);
check = (png_size_t)fwrite(near_data, 1, length, io_ptr);
}
else
{
@@ -421,7 +378,7 @@ pngtest_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
written = MIN(NEAR_BUF_SIZE, remaining);
png_memcpy(buf, data, written); /* copy far buffer to near buffer */
WRITEFILE(io_ptr, buf, written, err);
err = (png_size_t)fwrite(buf, 1, written, io_ptr);
if (err != written)
break;
else
@@ -620,33 +577,20 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
#endif
#endif
#if defined(_WIN32_WCE)
TCHAR path[MAX_PATH];
#endif
char inbuf[256], outbuf[256];
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);
}
@@ -701,8 +645,8 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
png_destroy_info_struct(write_ptr, &write_end_info_ptr);
png_destroy_write_struct(&write_ptr, &write_info_ptr);
#endif
FCLOSE(fpin);
FCLOSE(fpout);
fclose(fpin);
fclose(fpout);
return (1);
}
#ifdef USE_FAR_KEYWORD
@@ -723,8 +667,8 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
#ifdef PNG_WRITE_SUPPORTED
png_destroy_write_struct(&write_ptr, &write_info_ptr);
#endif
FCLOSE(fpin);
FCLOSE(fpout);
fclose(fpin);
fclose(fpout);
return (1);
}
#ifdef USE_FAR_KEYWORD
@@ -1208,30 +1152,20 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
#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);
}
@@ -1239,8 +1173,8 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
{
png_size_t num_in, num_out;
READFILE(fpin, inbuf, 1, num_in);
READFILE(fpout, outbuf, 1, num_out);
num_in = (png_size_t)fread(inbuf, 1, 1, fpin);
num_out = (png_size_t)fread(outbuf, 1, 1, fpout);
if (num_in != num_out)
{
@@ -1258,8 +1192,8 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
ZLIB_VERSION);
wrote_question=1;
}
FCLOSE(fpin);
FCLOSE(fpout);
fclose(fpin);
fclose(fpout);
return (0);
}
@@ -1281,14 +1215,14 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
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);
}
@@ -1549,4 +1483,4 @@ main(int argc, char *argv[])
}
/* Generate a compiler error if there is an old png.h in the search path. */
typedef version_1_2_10rc1 your_png_h_is_not_version_1_2_10rc1;
typedef version_1_4_0beta1 your_png_h_is_not_version_1_4_0beta1;