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[devel] Cosmetic changes in pngwrite.c

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Changed "=" to " = " where needed.
This commit is contained in:
Glenn Randers-Pehrson
2009-10-17 19:00:18 -05:00
parent bee5836721
commit 614b91ded0
1 changed files with 16 additions and 16 deletions
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32
pngwrite.c
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@@ -1,7 +1,7 @@
/* pngwrite.c - general routines to write a PNG file /* pngwrite.c - general routines to write a PNG file
* *
* Last changed in libpng 1.4.0 [October 1, 2009] * Last changed in libpng 1.4.0 [October 17, 2009]
* Copyright (c) 1998-2009 Glenn Randers-Pehrson * Copyright (c) 1998-2009 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.) * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -40,7 +40,7 @@ png_write_info_before_PLTE(png_structp png_ptr, png_infop info_ptr)
if ((png_ptr->mode&PNG_HAVE_PNG_SIGNATURE)&&(png_ptr->mng_features_permitted)) if ((png_ptr->mode&PNG_HAVE_PNG_SIGNATURE)&&(png_ptr->mng_features_permitted))
{ {
png_warning(png_ptr, "MNG features are not allowed in a PNG datastream"); png_warning(png_ptr, "MNG features are not allowed in a PNG datastream");
png_ptr->mng_features_permitted=0; png_ptr->mng_features_permitted = 0;
} }
#endif #endif
/* Write IHDR information. */ /* Write IHDR information. */
@@ -111,7 +111,7 @@ png_write_info_before_PLTE(png_structp png_ptr, png_infop info_ptr)
up < info_ptr->unknown_chunks + info_ptr->unknown_chunks_num; up < info_ptr->unknown_chunks + info_ptr->unknown_chunks_num;
up++) up++)
{ {
int keep=png_handle_as_unknown(png_ptr, up->name); int keep = png_handle_as_unknown(png_ptr, up->name);
if (keep != PNG_HANDLE_CHUNK_NEVER && if (keep != PNG_HANDLE_CHUNK_NEVER &&
up->location && !(up->location & PNG_HAVE_PLTE) && up->location && !(up->location & PNG_HAVE_PLTE) &&
!(up->location & PNG_HAVE_IDAT) && !(up->location & PNG_HAVE_IDAT) &&
@@ -158,7 +158,7 @@ png_write_info(png_structp png_ptr, png_infop info_ptr)
info_ptr->color_type == PNG_COLOR_TYPE_PALETTE) info_ptr->color_type == PNG_COLOR_TYPE_PALETTE)
{ {
int j; int j;
for (j=0; j<(int)info_ptr->num_trans; j++) for (j = 0; j<(int)info_ptr->num_trans; j++)
info_ptr->trans_alpha[j] = (png_byte)(255 - info_ptr->trans_alpha[j]); info_ptr->trans_alpha[j] = (png_byte)(255 - info_ptr->trans_alpha[j]);
} }
#endif #endif
@@ -289,7 +289,7 @@ png_write_info(png_structp png_ptr, png_infop info_ptr)
up < info_ptr->unknown_chunks + info_ptr->unknown_chunks_num; up < info_ptr->unknown_chunks + info_ptr->unknown_chunks_num;
up++) up++)
{ {
int keep=png_handle_as_unknown(png_ptr, up->name); int keep = png_handle_as_unknown(png_ptr, up->name);
if (keep != PNG_HANDLE_CHUNK_NEVER && if (keep != PNG_HANDLE_CHUNK_NEVER &&
up->location && (up->location & PNG_HAVE_PLTE) && up->location && (up->location & PNG_HAVE_PLTE) &&
!(up->location & PNG_HAVE_IDAT) && !(up->location & PNG_HAVE_IDAT) &&
@@ -392,7 +392,7 @@ png_write_end(png_structp png_ptr, png_infop info_ptr)
up < info_ptr->unknown_chunks + info_ptr->unknown_chunks_num; up < info_ptr->unknown_chunks + info_ptr->unknown_chunks_num;
up++) up++)
{ {
int keep=png_handle_as_unknown(png_ptr, up->name); int keep = png_handle_as_unknown(png_ptr, up->name);
if (keep != PNG_HANDLE_CHUNK_NEVER && if (keep != PNG_HANDLE_CHUNK_NEVER &&
up->location && (up->location & PNG_AFTER_IDAT) && up->location && (up->location & PNG_AFTER_IDAT) &&
((up->name[3] & 0x20) || keep == PNG_HANDLE_CHUNK_ALWAYS || ((up->name[3] & 0x20) || keep == PNG_HANDLE_CHUNK_ALWAYS ||
@@ -490,8 +490,8 @@ png_create_write_struct_2(png_const_charp user_png_ver, png_voidp error_ptr,
/* Added at libpng-1.2.6 */ /* Added at libpng-1.2.6 */
#ifdef PNG_SET_USER_LIMITS_SUPPORTED #ifdef PNG_SET_USER_LIMITS_SUPPORTED
png_ptr->user_width_max=PNG_USER_WIDTH_MAX; png_ptr->user_width_max = PNG_USER_WIDTH_MAX;
png_ptr->user_height_max=PNG_USER_HEIGHT_MAX; png_ptr->user_height_max = PNG_USER_HEIGHT_MAX;
#endif #endif
#ifdef PNG_SETJMP_SUPPORTED #ifdef PNG_SETJMP_SUPPORTED
@@ -513,7 +513,7 @@ png_create_write_struct_2(png_const_charp user_png_ver, png_voidp error_ptr,
if (user_png_ver) if (user_png_ver)
{ {
i=0; i = 0;
do do
{ {
if (user_png_ver[i] != png_libpng_ver[i]) if (user_png_ver[i] != png_libpng_ver[i])
@@ -547,7 +547,7 @@ png_create_write_struct_2(png_const_charp user_png_ver, png_voidp error_ptr,
png_warning(png_ptr, msg); png_warning(png_ptr, msg);
#endif #endif
#ifdef PNG_ERROR_NUMBERS_SUPPORTED #ifdef PNG_ERROR_NUMBERS_SUPPORTED
png_ptr->flags=0; png_ptr->flags = 0;
#endif #endif
png_warning(png_ptr, png_warning(png_ptr,
"Incompatible libpng version in application and library"); "Incompatible libpng version in application and library");
@@ -1053,16 +1053,16 @@ png_set_filter(png_structp png_ptr, int method, int filters)
case 7: png_warning(png_ptr, "Unknown row filter for method 0"); case 7: png_warning(png_ptr, "Unknown row filter for method 0");
#endif /* PNG_WRITE_FILTER_SUPPORTED */ #endif /* PNG_WRITE_FILTER_SUPPORTED */
case PNG_FILTER_VALUE_NONE: case PNG_FILTER_VALUE_NONE:
png_ptr->do_filter=PNG_FILTER_NONE; break; png_ptr->do_filter = PNG_FILTER_NONE; break;
#ifdef PNG_WRITE_FILTER_SUPPORTED #ifdef PNG_WRITE_FILTER_SUPPORTED
case PNG_FILTER_VALUE_SUB: case PNG_FILTER_VALUE_SUB:
png_ptr->do_filter=PNG_FILTER_SUB; break; png_ptr->do_filter = PNG_FILTER_SUB; break;
case PNG_FILTER_VALUE_UP: case PNG_FILTER_VALUE_UP:
png_ptr->do_filter=PNG_FILTER_UP; break; png_ptr->do_filter = PNG_FILTER_UP; break;
case PNG_FILTER_VALUE_AVG: case PNG_FILTER_VALUE_AVG:
png_ptr->do_filter=PNG_FILTER_AVG; break; png_ptr->do_filter = PNG_FILTER_AVG; break;
case PNG_FILTER_VALUE_PAETH: case PNG_FILTER_VALUE_PAETH:
png_ptr->do_filter=PNG_FILTER_PAETH; break; png_ptr->do_filter = PNG_FILTER_PAETH; break;
default: png_ptr->do_filter = (png_byte)filters; break; default: png_ptr->do_filter = (png_byte)filters; break;
#else #else
default: png_warning(png_ptr, "Unknown row filter for method 0"); default: png_warning(png_ptr, "Unknown row filter for method 0");
@@ -1317,7 +1317,7 @@ png_set_compression_window_bits(png_structp png_ptr, int window_bits)
if (window_bits == 8) if (window_bits == 8)
{ {
png_warning(png_ptr, "Compression window is being reset to 512"); png_warning(png_ptr, "Compression window is being reset to 512");
window_bits=9; window_bits = 9;
} }
#endif #endif
png_ptr->flags |= PNG_FLAG_ZLIB_CUSTOM_WINDOW_BITS; png_ptr->flags |= PNG_FLAG_ZLIB_CUSTOM_WINDOW_BITS;