wok-next rev 19776
Up libpng16 for -lpthread (to fix message in gdk-pixbuf's gdk-pixbuf-query-loaders), pygobject, perl-gtk2, perl-gtk2-trayicon, imagemagick, imagemagick6.
author | Aleksej Bobylev <al.bobylev@gmail.com> |
---|---|
date | Fri Jun 16 03:38:59 2017 +0300 (2017-06-16) |
parents | 402a4118d0fc |
children | cf03631202da |
files | imagemagick/receipt imagemagick6/receipt libpng16/receipt libpng16/stuff/patches/README libpng16/stuff/patches/libpng-1.6.28-apng.patch libpng16/stuff/patches/series perl-gtk2-trayicon/receipt perl-gtk2/receipt pygobject/receipt |
line diff
1.1 --- a/imagemagick/receipt Fri Jun 16 01:31:57 2017 +0300 1.2 +++ b/imagemagick/receipt Fri Jun 16 03:38:59 2017 +0300 1.3 @@ -13,7 +13,7 @@ 1.4 1.5 BUILD_DEPENDS="bzip2-dev xorg-libX11-dev xorg-libICE-dev xorg-libXext-dev \ 1.6 xorg-libXt-dev zlib-dev libtool fftw-dev fontconfig-dev freetype-dev \ 1.7 -libjpeg-turbo-dev lcms2-dev liblzma-dev pango-dev libpng-dev tiff-dev \ 1.8 +libjpeg-turbo-dev lcms2-dev xz-dev pango-dev libpng-dev tiff-dev \ 1.9 libxml2-dev librsvg-dev perl util-linux-uuid-dev" 1.10 # jasper-dev ilmbase-dev openexr-dev graphviz-dev libgsf-dev 1.11 SPLIT="imagemagick-dev perl-image-magick"
2.1 --- a/imagemagick6/receipt Fri Jun 16 01:31:57 2017 +0300 2.2 +++ b/imagemagick6/receipt Fri Jun 16 03:38:59 2017 +0300 2.3 @@ -13,7 +13,7 @@ 2.4 2.5 BUILD_DEPENDS="bzip2-dev xorg-libX11-dev xorg-libICE-dev xorg-libXext-dev \ 2.6 xorg-libXt-dev zlib-dev libtool fftw-dev fontconfig-dev freetype-dev \ 2.7 -libjpeg-turbo-dev lcms2-dev liblzma-dev pango-dev libpng-dev tiff-dev \ 2.8 +libjpeg-turbo-dev lcms2-dev xz-dev pango-dev libpng-dev tiff-dev \ 2.9 libxml2-dev librsvg-dev perl util-linux-uuid-dev" 2.10 # jasper-dev ilmbase-dev openexr-dev graphviz-dev libgsf-dev 2.11 SPLIT="imagemagick6-dev"
3.1 --- a/libpng16/receipt Fri Jun 16 01:31:57 2017 +0300 3.2 +++ b/libpng16/receipt Fri Jun 16 03:38:59 2017 +0300 3.3 @@ -12,22 +12,21 @@ 3.4 TARBALL="libpng-$VERSION.tar.xz" 3.5 WGET_URL="$SF_MIRROR/libpng/$TARBALL" 3.6 3.7 -PATCH="libpng-$VERSION-apng.patch.gz" 3.8 -PATCH_URL="$SF_MIRROR/apng/$PATCH" 3.9 - 3.10 BUILD_DEPENDS="gawk zlib-dev" 3.11 SPLIT="libpng16-dev" 3.12 3.13 # Rules to configure and make the package. 3.14 compile_rules() 3.15 { 3.16 - [ -s "$SRC/$PATCH" ] || wget -O "$SRC/$PATCH" $PATCH_URL 3.17 - gzip -cd $SRC/$PATCH | patch -p0 3.18 - 3.19 + LIBS=-lpthread \ 3.20 ./configure \ 3.21 --disable-static \ 3.22 $CONFIGURE_ARGS && 3.23 - make && make install 3.24 + make && make install && 3.25 + 3.26 + docdir=$install/usr/share/doc/libpng-$VERSION && 3.27 + mkdir -p $docdir && 3.28 + cp -v README libpng-manual.txt $docdir 3.29 3.30 # Misc png tools 3.31 cd contrib/pngminus
4.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 4.2 +++ b/libpng16/stuff/patches/README Fri Jun 16 03:38:59 2017 +0300 4.3 @@ -0,0 +1,4 @@ 4.4 +Original patch file [1] was ungzipped and modified to use with `patch -p1` 4.5 +instead of `patch -p0`. 4.6 + 4.7 +[1] http://downloads.sourceforge.net/project/apng/libpng/libpng16/libpng-1.6.28-apng.patch.gz
5.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 5.2 +++ b/libpng16/stuff/patches/libpng-1.6.28-apng.patch Fri Jun 16 03:38:59 2017 +0300 5.3 @@ -0,0 +1,1629 @@ 5.4 +Index: LICENSE 5.5 +=================================================================== 5.6 +--- a/LICENSE 5.7 ++++ b/LICENSE 5.8 +@@ -8,6 +8,12 @@ 5.9 + If you modify libpng you may insert additional notices immediately following 5.10 + this sentence. 5.11 + 5.12 ++This modified version of libpng code adds animated PNG support and is 5.13 ++released under the libpng license described below. The modifications are 5.14 ++Copyright (c) 2006-2007 Andrew Smith, Copyright (c) 2008-2017 Max Stepin, 5.15 ++and are delimited by "#ifdef PNG_APNG_SUPPORTED / #endif" directives 5.16 ++surrounding them in the modified libpng source files. 5.17 ++ 5.18 + This code is released under the libpng license. 5.19 + 5.20 + libpng versions 1.0.7, July 1, 2000 through 1.6.28, January 5, 2017 are 5.21 +Index: pngread.c 5.22 +=================================================================== 5.23 +--- a/pngread.c 5.24 ++++ b/pngread.c 5.25 +@@ -161,6 +161,9 @@ 5.26 + 5.27 + else if (chunk_name == png_IDAT) 5.28 + { 5.29 ++#ifdef PNG_READ_APNG_SUPPORTED 5.30 ++ png_have_info(png_ptr, info_ptr); 5.31 ++#endif 5.32 + png_ptr->idat_size = length; 5.33 + break; 5.34 + } 5.35 +@@ -250,6 +253,17 @@ 5.36 + png_handle_iTXt(png_ptr, info_ptr, length); 5.37 + #endif 5.38 + 5.39 ++#ifdef PNG_READ_APNG_SUPPORTED 5.40 ++ else if (chunk_name == png_acTL) 5.41 ++ png_handle_acTL(png_ptr, info_ptr, length); 5.42 ++ 5.43 ++ else if (chunk_name == png_fcTL) 5.44 ++ png_handle_fcTL(png_ptr, info_ptr, length); 5.45 ++ 5.46 ++ else if (chunk_name == png_fdAT) 5.47 ++ png_handle_fdAT(png_ptr, info_ptr, length); 5.48 ++#endif 5.49 ++ 5.50 + else 5.51 + png_handle_unknown(png_ptr, info_ptr, length, 5.52 + PNG_HANDLE_CHUNK_AS_DEFAULT); 5.53 +@@ -257,6 +271,72 @@ 5.54 + } 5.55 + #endif /* SEQUENTIAL_READ */ 5.56 + 5.57 ++#ifdef PNG_READ_APNG_SUPPORTED 5.58 ++void PNGAPI 5.59 ++png_read_frame_head(png_structp png_ptr, png_infop info_ptr) 5.60 ++{ 5.61 ++ png_byte have_chunk_after_DAT; /* after IDAT or after fdAT */ 5.62 ++ 5.63 ++ png_debug(0, "Reading frame head"); 5.64 ++ 5.65 ++ if ((png_ptr->mode & PNG_HAVE_acTL) == 0) 5.66 ++ png_error(png_ptr, "attempt to png_read_frame_head() but " 5.67 ++ "no acTL present"); 5.68 ++ 5.69 ++ /* do nothing for the main IDAT */ 5.70 ++ if (png_ptr->num_frames_read == 0) 5.71 ++ return; 5.72 ++ 5.73 ++ png_read_reset(png_ptr); 5.74 ++ png_ptr->flags &= ~PNG_FLAG_ROW_INIT; 5.75 ++ png_ptr->mode &= ~PNG_HAVE_fcTL; 5.76 ++ 5.77 ++ have_chunk_after_DAT = 0; 5.78 ++ for (;;) 5.79 ++ { 5.80 ++ png_uint_32 length = png_read_chunk_header(png_ptr); 5.81 ++ 5.82 ++ if (png_ptr->chunk_name == png_IDAT) 5.83 ++ { 5.84 ++ /* discard trailing IDATs for the first frame */ 5.85 ++ if (have_chunk_after_DAT != 0 || png_ptr->num_frames_read > 1) 5.86 ++ png_error(png_ptr, "png_read_frame_head(): out of place IDAT"); 5.87 ++ png_crc_finish(png_ptr, length); 5.88 ++ } 5.89 ++ 5.90 ++ else if (png_ptr->chunk_name == png_fcTL) 5.91 ++ { 5.92 ++ png_handle_fcTL(png_ptr, info_ptr, length); 5.93 ++ have_chunk_after_DAT = 1; 5.94 ++ } 5.95 ++ 5.96 ++ else if (png_ptr->chunk_name == png_fdAT) 5.97 ++ { 5.98 ++ png_ensure_sequence_number(png_ptr, length); 5.99 ++ 5.100 ++ /* discard trailing fdATs for frames other than the first */ 5.101 ++ if (have_chunk_after_DAT == 0 && png_ptr->num_frames_read > 1) 5.102 ++ png_crc_finish(png_ptr, length - 4); 5.103 ++ else if (png_ptr->mode & PNG_HAVE_fcTL) 5.104 ++ { 5.105 ++ png_ptr->idat_size = length - 4; 5.106 ++ png_ptr->mode |= PNG_HAVE_IDAT; 5.107 ++ 5.108 ++ break; 5.109 ++ } 5.110 ++ else 5.111 ++ png_error(png_ptr, "png_read_frame_head(): out of place fdAT"); 5.112 ++ } 5.113 ++ else 5.114 ++ { 5.115 ++ png_warning(png_ptr, "Skipped (ignored) a chunk " 5.116 ++ "between APNG chunks"); 5.117 ++ png_crc_finish(png_ptr, length); 5.118 ++ } 5.119 ++ } 5.120 ++} 5.121 ++#endif /* READ_APNG */ 5.122 ++ 5.123 + /* Optional call to update the users info_ptr structure */ 5.124 + void PNGAPI 5.125 + png_read_update_info(png_structrp png_ptr, png_inforp info_ptr) 5.126 +Index: pngget.c 5.127 +=================================================================== 5.128 +--- a/pngget.c 5.129 ++++ b/pngget.c 5.130 +@@ -1216,4 +1216,166 @@ 5.131 + # endif 5.132 + #endif 5.133 + 5.134 ++#ifdef PNG_APNG_SUPPORTED 5.135 ++png_uint_32 PNGAPI 5.136 ++png_get_acTL(png_structp png_ptr, png_infop info_ptr, 5.137 ++ png_uint_32 *num_frames, png_uint_32 *num_plays) 5.138 ++{ 5.139 ++ png_debug1(1, "in %s retrieval function", "acTL"); 5.140 ++ 5.141 ++ if (png_ptr != NULL && info_ptr != NULL && 5.142 ++ (info_ptr->valid & PNG_INFO_acTL) != 0 && 5.143 ++ num_frames != NULL && num_plays != NULL) 5.144 ++ { 5.145 ++ *num_frames = info_ptr->num_frames; 5.146 ++ *num_plays = info_ptr->num_plays; 5.147 ++ return (1); 5.148 ++ } 5.149 ++ 5.150 ++ return (0); 5.151 ++} 5.152 ++ 5.153 ++png_uint_32 PNGAPI 5.154 ++png_get_num_frames(png_structp png_ptr, png_infop info_ptr) 5.155 ++{ 5.156 ++ png_debug(1, "in png_get_num_frames()"); 5.157 ++ 5.158 ++ if (png_ptr != NULL && info_ptr != NULL) 5.159 ++ return (info_ptr->num_frames); 5.160 ++ return (0); 5.161 ++} 5.162 ++ 5.163 ++png_uint_32 PNGAPI 5.164 ++png_get_num_plays(png_structp png_ptr, png_infop info_ptr) 5.165 ++{ 5.166 ++ png_debug(1, "in png_get_num_plays()"); 5.167 ++ 5.168 ++ if (png_ptr != NULL && info_ptr != NULL) 5.169 ++ return (info_ptr->num_plays); 5.170 ++ return (0); 5.171 ++} 5.172 ++ 5.173 ++png_uint_32 PNGAPI 5.174 ++png_get_next_frame_fcTL(png_structp png_ptr, png_infop info_ptr, 5.175 ++ png_uint_32 *width, png_uint_32 *height, 5.176 ++ png_uint_32 *x_offset, png_uint_32 *y_offset, 5.177 ++ png_uint_16 *delay_num, png_uint_16 *delay_den, 5.178 ++ png_byte *dispose_op, png_byte *blend_op) 5.179 ++{ 5.180 ++ png_debug1(1, "in %s retrieval function", "fcTL"); 5.181 ++ 5.182 ++ if (png_ptr != NULL && info_ptr != NULL && 5.183 ++ (info_ptr->valid & PNG_INFO_fcTL) != 0 && 5.184 ++ width != NULL && height != NULL && 5.185 ++ x_offset != NULL && y_offset != NULL && 5.186 ++ delay_num != NULL && delay_den != NULL && 5.187 ++ dispose_op != NULL && blend_op != NULL) 5.188 ++ { 5.189 ++ *width = info_ptr->next_frame_width; 5.190 ++ *height = info_ptr->next_frame_height; 5.191 ++ *x_offset = info_ptr->next_frame_x_offset; 5.192 ++ *y_offset = info_ptr->next_frame_y_offset; 5.193 ++ *delay_num = info_ptr->next_frame_delay_num; 5.194 ++ *delay_den = info_ptr->next_frame_delay_den; 5.195 ++ *dispose_op = info_ptr->next_frame_dispose_op; 5.196 ++ *blend_op = info_ptr->next_frame_blend_op; 5.197 ++ return (1); 5.198 ++ } 5.199 ++ 5.200 ++ return (0); 5.201 ++} 5.202 ++ 5.203 ++png_uint_32 PNGAPI 5.204 ++png_get_next_frame_width(png_structp png_ptr, png_infop info_ptr) 5.205 ++{ 5.206 ++ png_debug(1, "in png_get_next_frame_width()"); 5.207 ++ 5.208 ++ if (png_ptr != NULL && info_ptr != NULL) 5.209 ++ return (info_ptr->next_frame_width); 5.210 ++ return (0); 5.211 ++} 5.212 ++ 5.213 ++png_uint_32 PNGAPI 5.214 ++png_get_next_frame_height(png_structp png_ptr, png_infop info_ptr) 5.215 ++{ 5.216 ++ png_debug(1, "in png_get_next_frame_height()"); 5.217 ++ 5.218 ++ if (png_ptr != NULL && info_ptr != NULL) 5.219 ++ return (info_ptr->next_frame_height); 5.220 ++ return (0); 5.221 ++} 5.222 ++ 5.223 ++png_uint_32 PNGAPI 5.224 ++png_get_next_frame_x_offset(png_structp png_ptr, png_infop info_ptr) 5.225 ++{ 5.226 ++ png_debug(1, "in png_get_next_frame_x_offset()"); 5.227 ++ 5.228 ++ if (png_ptr != NULL && info_ptr != NULL) 5.229 ++ return (info_ptr->next_frame_x_offset); 5.230 ++ return (0); 5.231 ++} 5.232 ++ 5.233 ++png_uint_32 PNGAPI 5.234 ++png_get_next_frame_y_offset(png_structp png_ptr, png_infop info_ptr) 5.235 ++{ 5.236 ++ png_debug(1, "in png_get_next_frame_y_offset()"); 5.237 ++ 5.238 ++ if (png_ptr != NULL && info_ptr != NULL) 5.239 ++ return (info_ptr->next_frame_y_offset); 5.240 ++ return (0); 5.241 ++} 5.242 ++ 5.243 ++png_uint_16 PNGAPI 5.244 ++png_get_next_frame_delay_num(png_structp png_ptr, png_infop info_ptr) 5.245 ++{ 5.246 ++ png_debug(1, "in png_get_next_frame_delay_num()"); 5.247 ++ 5.248 ++ if (png_ptr != NULL && info_ptr != NULL) 5.249 ++ return (info_ptr->next_frame_delay_num); 5.250 ++ return (0); 5.251 ++} 5.252 ++ 5.253 ++png_uint_16 PNGAPI 5.254 ++png_get_next_frame_delay_den(png_structp png_ptr, png_infop info_ptr) 5.255 ++{ 5.256 ++ png_debug(1, "in png_get_next_frame_delay_den()"); 5.257 ++ 5.258 ++ if (png_ptr != NULL && info_ptr != NULL) 5.259 ++ return (info_ptr->next_frame_delay_den); 5.260 ++ return (0); 5.261 ++} 5.262 ++ 5.263 ++png_byte PNGAPI 5.264 ++png_get_next_frame_dispose_op(png_structp png_ptr, png_infop info_ptr) 5.265 ++{ 5.266 ++ png_debug(1, "in png_get_next_frame_dispose_op()"); 5.267 ++ 5.268 ++ if (png_ptr != NULL && info_ptr != NULL) 5.269 ++ return (info_ptr->next_frame_dispose_op); 5.270 ++ return (0); 5.271 ++} 5.272 ++ 5.273 ++png_byte PNGAPI 5.274 ++png_get_next_frame_blend_op(png_structp png_ptr, png_infop info_ptr) 5.275 ++{ 5.276 ++ png_debug(1, "in png_get_next_frame_blend_op()"); 5.277 ++ 5.278 ++ if (png_ptr != NULL && info_ptr != NULL) 5.279 ++ return (info_ptr->next_frame_blend_op); 5.280 ++ return (0); 5.281 ++} 5.282 ++ 5.283 ++png_byte PNGAPI 5.284 ++png_get_first_frame_is_hidden(png_structp png_ptr, png_infop info_ptr) 5.285 ++{ 5.286 ++ png_debug(1, "in png_first_frame_is_hidden()"); 5.287 ++ 5.288 ++ if (png_ptr != NULL) 5.289 ++ return (png_byte)(png_ptr->apng_flags & PNG_FIRST_FRAME_HIDDEN); 5.290 ++ 5.291 ++ PNG_UNUSED(info_ptr) 5.292 ++ 5.293 ++ return 0; 5.294 ++} 5.295 ++#endif /* APNG */ 5.296 + #endif /* READ || WRITE */ 5.297 +Index: png.c 5.298 +=================================================================== 5.299 +--- a/png.c 5.300 ++++ b/png.c 5.301 +@@ -776,17 +776,21 @@ 5.302 + #else 5.303 + # ifdef __STDC__ 5.304 + return PNG_STRING_NEWLINE \ 5.305 +- "libpng version 1.6.28 - January 5, 2017" PNG_STRING_NEWLINE \ 5.306 ++ "libpng version 1.6.28+apng - January 5, 2017" PNG_STRING_NEWLINE \ 5.307 + "Copyright (c) 1998-2002,2004,2006-2017 Glenn Randers-Pehrson" \ 5.308 + PNG_STRING_NEWLINE \ 5.309 + "Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \ 5.310 + "Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \ 5.311 +- PNG_STRING_NEWLINE; 5.312 ++ PNG_STRING_NEWLINE \ 5.313 ++ "Portions Copyright (c) 2006-2007 Andrew Smith" PNG_STRING_NEWLINE \ 5.314 ++ "Portions Copyright (c) 2008-2017 Max Stepin" PNG_STRING_NEWLINE ; 5.315 + # else 5.316 +- return "libpng version 1.6.28 - January 5, 2017\ 5.317 ++ return "libpng version 1.6.28+apng - January 5, 2017\ 5.318 + Copyright (c) 1998-2002,2004,2006-2017 Glenn Randers-Pehrson\ 5.319 + Copyright (c) 1996-1997 Andreas Dilger\ 5.320 +- Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc."; 5.321 ++ Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.\ 5.322 ++ Portions Copyright (c) 2006-2007 Andrew Smith\ 5.323 ++ Portions Copyright (c) 2008-2017 Max Stepin"; 5.324 + # endif 5.325 + #endif 5.326 + } 5.327 +Index: png.h 5.328 +=================================================================== 5.329 +--- a/png.h 5.330 ++++ b/png.h 5.331 +@@ -23,6 +23,12 @@ 5.332 + * If you modify libpng you may insert additional notices immediately following 5.333 + * this sentence. 5.334 + * 5.335 ++ * This modified version of libpng code adds animated PNG support and is 5.336 ++ * released under the libpng license described below. The modifications are 5.337 ++ * Copyright (c) 2006-2007 Andrew Smith, Copyright (c) 2008-2017 Max Stepin, 5.338 ++ * and are delimited by "#ifdef PNG_APNG_SUPPORTED / #endif" directives 5.339 ++ * surrounding them in the modified libpng source files. 5.340 ++ * 5.341 + * This code is released under the libpng license. 5.342 + * 5.343 + * libpng versions 1.0.7, July 1, 2000 through 1.6.28, January 5, 2017 are 5.344 +@@ -307,8 +313,9 @@ 5.345 + */ 5.346 + 5.347 + /* Version information for png.h - this should match the version in png.c */ 5.348 +-#define PNG_LIBPNG_VER_STRING "1.6.28" 5.349 +-#define PNG_HEADER_VERSION_STRING " libpng version 1.6.28 - January 5, 2017\n" 5.350 ++#define PNG_LIBPNG_VER_STRING "1.6.28+apng" 5.351 ++#define PNG_HEADER_VERSION_STRING \ 5.352 ++ " libpng version 1.6.28+apng - January 5, 2017\n" 5.353 + 5.354 + #define PNG_LIBPNG_VER_SONUM 16 5.355 + #define PNG_LIBPNG_VER_DLLNUM 16 5.356 +@@ -359,6 +366,10 @@ 5.357 + # include "pnglibconf.h" 5.358 + #endif 5.359 + 5.360 ++#define PNG_APNG_SUPPORTED 5.361 ++#define PNG_READ_APNG_SUPPORTED 5.362 ++#define PNG_WRITE_APNG_SUPPORTED 5.363 ++ 5.364 + #ifndef PNG_VERSION_INFO_ONLY 5.365 + /* Machine specific configuration. */ 5.366 + # include "pngconf.h" 5.367 +@@ -454,6 +465,17 @@ 5.368 + * See pngconf.h for base types that vary by machine/system 5.369 + */ 5.370 + 5.371 ++#ifdef PNG_APNG_SUPPORTED 5.372 ++/* dispose_op flags from inside fcTL */ 5.373 ++#define PNG_DISPOSE_OP_NONE 0x00 5.374 ++#define PNG_DISPOSE_OP_BACKGROUND 0x01 5.375 ++#define PNG_DISPOSE_OP_PREVIOUS 0x02 5.376 ++ 5.377 ++/* blend_op flags from inside fcTL */ 5.378 ++#define PNG_BLEND_OP_SOURCE 0x00 5.379 ++#define PNG_BLEND_OP_OVER 0x01 5.380 ++#endif /* APNG */ 5.381 ++ 5.382 + /* This triggers a compiler error in png.c, if png.c and png.h 5.383 + * do not agree upon the version number. 5.384 + */ 5.385 +@@ -774,6 +796,10 @@ 5.386 + #define PNG_INFO_sPLT 0x2000U /* ESR, 1.0.6 */ 5.387 + #define PNG_INFO_sCAL 0x4000U /* ESR, 1.0.6 */ 5.388 + #define PNG_INFO_IDAT 0x8000U /* ESR, 1.0.6 */ 5.389 ++#ifdef PNG_APNG_SUPPORTED 5.390 ++#define PNG_INFO_acTL 0x10000U 5.391 ++#define PNG_INFO_fcTL 0x20000U 5.392 ++#endif 5.393 + 5.394 + /* This is used for the transformation routines, as some of them 5.395 + * change these values for the row. It also should enable using 5.396 +@@ -811,6 +837,10 @@ 5.397 + #ifdef PNG_PROGRESSIVE_READ_SUPPORTED 5.398 + typedef PNG_CALLBACK(void, *png_progressive_info_ptr, (png_structp, png_infop)); 5.399 + typedef PNG_CALLBACK(void, *png_progressive_end_ptr, (png_structp, png_infop)); 5.400 ++#ifdef PNG_APNG_SUPPORTED 5.401 ++typedef PNG_CALLBACK(void, *png_progressive_frame_ptr, (png_structp, 5.402 ++ png_uint_32)); 5.403 ++#endif 5.404 + 5.405 + /* The following callback receives png_uint_32 row_number, int pass for the 5.406 + * png_bytep data of the row. When transforming an interlaced image the 5.407 +@@ -3240,6 +3270,75 @@ 5.408 + * END OF HARDWARE AND SOFTWARE OPTIONS 5.409 + ******************************************************************************/ 5.410 + 5.411 ++#ifdef PNG_APNG_SUPPORTED 5.412 ++PNG_EXPORT(246, png_uint_32, png_get_acTL, (png_structp png_ptr, 5.413 ++ png_infop info_ptr, png_uint_32 *num_frames, png_uint_32 *num_plays)); 5.414 ++ 5.415 ++PNG_EXPORT(247, png_uint_32, png_set_acTL, (png_structp png_ptr, 5.416 ++ png_infop info_ptr, png_uint_32 num_frames, png_uint_32 num_plays)); 5.417 ++ 5.418 ++PNG_EXPORT(248, png_uint_32, png_get_num_frames, (png_structp png_ptr, 5.419 ++ png_infop info_ptr)); 5.420 ++ 5.421 ++PNG_EXPORT(249, png_uint_32, png_get_num_plays, (png_structp png_ptr, 5.422 ++ png_infop info_ptr)); 5.423 ++ 5.424 ++PNG_EXPORT(250, png_uint_32, png_get_next_frame_fcTL, 5.425 ++ (png_structp png_ptr, png_infop info_ptr, png_uint_32 *width, 5.426 ++ png_uint_32 *height, png_uint_32 *x_offset, png_uint_32 *y_offset, 5.427 ++ png_uint_16 *delay_num, png_uint_16 *delay_den, png_byte *dispose_op, 5.428 ++ png_byte *blend_op)); 5.429 ++ 5.430 ++PNG_EXPORT(251, png_uint_32, png_set_next_frame_fcTL, 5.431 ++ (png_structp png_ptr, png_infop info_ptr, png_uint_32 width, 5.432 ++ png_uint_32 height, png_uint_32 x_offset, png_uint_32 y_offset, 5.433 ++ png_uint_16 delay_num, png_uint_16 delay_den, png_byte dispose_op, 5.434 ++ png_byte blend_op)); 5.435 ++ 5.436 ++PNG_EXPORT(252, png_uint_32, png_get_next_frame_width, 5.437 ++ (png_structp png_ptr, png_infop info_ptr)); 5.438 ++PNG_EXPORT(253, png_uint_32, png_get_next_frame_height, 5.439 ++ (png_structp png_ptr, png_infop info_ptr)); 5.440 ++PNG_EXPORT(254, png_uint_32, png_get_next_frame_x_offset, 5.441 ++ (png_structp png_ptr, png_infop info_ptr)); 5.442 ++PNG_EXPORT(255, png_uint_32, png_get_next_frame_y_offset, 5.443 ++ (png_structp png_ptr, png_infop info_ptr)); 5.444 ++PNG_EXPORT(256, png_uint_16, png_get_next_frame_delay_num, 5.445 ++ (png_structp png_ptr, png_infop info_ptr)); 5.446 ++PNG_EXPORT(257, png_uint_16, png_get_next_frame_delay_den, 5.447 ++ (png_structp png_ptr, png_infop info_ptr)); 5.448 ++PNG_EXPORT(258, png_byte, png_get_next_frame_dispose_op, 5.449 ++ (png_structp png_ptr, png_infop info_ptr)); 5.450 ++PNG_EXPORT(259, png_byte, png_get_next_frame_blend_op, 5.451 ++ (png_structp png_ptr, png_infop info_ptr)); 5.452 ++PNG_EXPORT(260, png_byte, png_get_first_frame_is_hidden, 5.453 ++ (png_structp png_ptr, png_infop info_ptr)); 5.454 ++PNG_EXPORT(261, png_uint_32, png_set_first_frame_is_hidden, 5.455 ++ (png_structp png_ptr, png_infop info_ptr, png_byte is_hidden)); 5.456 ++ 5.457 ++#ifdef PNG_READ_APNG_SUPPORTED 5.458 ++PNG_EXPORT(262, void, png_read_frame_head, (png_structp png_ptr, 5.459 ++ png_infop info_ptr)); 5.460 ++#ifdef PNG_PROGRESSIVE_READ_SUPPORTED 5.461 ++PNG_EXPORT(263, void, png_set_progressive_frame_fn, (png_structp png_ptr, 5.462 ++ png_progressive_frame_ptr frame_info_fn, 5.463 ++ png_progressive_frame_ptr frame_end_fn)); 5.464 ++#endif /* PROGRESSIVE_READ */ 5.465 ++#endif /* READ_APNG */ 5.466 ++ 5.467 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.468 ++PNG_EXPORT(264, void, png_write_frame_head, (png_structp png_ptr, 5.469 ++ png_infop info_ptr, png_bytepp row_pointers, 5.470 ++ png_uint_32 width, png_uint_32 height, 5.471 ++ png_uint_32 x_offset, png_uint_32 y_offset, 5.472 ++ png_uint_16 delay_num, png_uint_16 delay_den, png_byte dispose_op, 5.473 ++ png_byte blend_op)); 5.474 ++ 5.475 ++PNG_EXPORT(265, void, png_write_frame_tail, (png_structp png_ptr, 5.476 ++ png_infop info_ptr)); 5.477 ++#endif /* WRITE_APNG */ 5.478 ++#endif /* APNG */ 5.479 ++ 5.480 + /* Maintainer: Put new public prototypes here ^, in libpng.3, in project 5.481 + * defs, and in scripts/symbols.def. 5.482 + */ 5.483 +@@ -3248,7 +3347,11 @@ 5.484 + * one to use is one more than this.) 5.485 + */ 5.486 + #ifdef PNG_EXPORT_LAST_ORDINAL 5.487 ++#ifdef PNG_APNG_SUPPORTED 5.488 ++ PNG_EXPORT_LAST_ORDINAL(265); 5.489 ++#else 5.490 + PNG_EXPORT_LAST_ORDINAL(245); 5.491 ++#endif /* APNG */ 5.492 + #endif 5.493 + 5.494 + #ifdef __cplusplus 5.495 +Index: pngpriv.h 5.496 +=================================================================== 5.497 +--- a/pngpriv.h 5.498 ++++ b/pngpriv.h 5.499 +@@ -567,6 +567,10 @@ 5.500 + #define PNG_HAVE_CHUNK_AFTER_IDAT 0x2000U /* Have another chunk after IDAT */ 5.501 + /* 0x4000U (unused) */ 5.502 + #define PNG_IS_READ_STRUCT 0x8000U /* Else is a write struct */ 5.503 ++#ifdef PNG_APNG_SUPPORTED 5.504 ++#define PNG_HAVE_acTL 0x10000U 5.505 ++#define PNG_HAVE_fcTL 0x20000U 5.506 ++#endif 5.507 + 5.508 + /* Flags for the transformations the PNG library does on the image data */ 5.509 + #define PNG_BGR 0x0001U 5.510 +@@ -802,6 +806,16 @@ 5.511 + #define png_tRNS PNG_U32(116, 82, 78, 83) 5.512 + #define png_zTXt PNG_U32(122, 84, 88, 116) 5.513 + 5.514 ++#ifdef PNG_APNG_SUPPORTED 5.515 ++#define png_acTL PNG_U32( 97, 99, 84, 76) 5.516 ++#define png_fcTL PNG_U32(102, 99, 84, 76) 5.517 ++#define png_fdAT PNG_U32(102, 100, 65, 84) 5.518 ++ 5.519 ++/* For png_struct.apng_flags: */ 5.520 ++#define PNG_FIRST_FRAME_HIDDEN 0x0001U 5.521 ++#define PNG_APNG_APP 0x0002U 5.522 ++#endif 5.523 ++ 5.524 + /* The following will work on (signed char*) strings, whereas the get_uint_32 5.525 + * macro will fail on top-bit-set values because of the sign extension. 5.526 + */ 5.527 +@@ -1508,6 +1522,49 @@ 5.528 + 5.529 + #endif /* PROGRESSIVE_READ */ 5.530 + 5.531 ++#ifdef PNG_APNG_SUPPORTED 5.532 ++PNG_INTERNAL_FUNCTION(void,png_ensure_fcTL_is_valid,(png_structp png_ptr, 5.533 ++ png_uint_32 width, png_uint_32 height, 5.534 ++ png_uint_32 x_offset, png_uint_32 y_offset, 5.535 ++ png_uint_16 delay_num, png_uint_16 delay_den, 5.536 ++ png_byte dispose_op, png_byte blend_op),PNG_EMPTY); 5.537 ++ 5.538 ++#ifdef PNG_READ_APNG_SUPPORTED 5.539 ++PNG_INTERNAL_FUNCTION(void,png_handle_acTL,(png_structp png_ptr, 5.540 ++ png_infop info_ptr, png_uint_32 length),PNG_EMPTY); 5.541 ++PNG_INTERNAL_FUNCTION(void,png_handle_fcTL,(png_structp png_ptr, 5.542 ++ png_infop info_ptr, png_uint_32 length),PNG_EMPTY); 5.543 ++PNG_INTERNAL_FUNCTION(void,png_handle_fdAT,(png_structp png_ptr, 5.544 ++ png_infop info_ptr, png_uint_32 length),PNG_EMPTY); 5.545 ++PNG_INTERNAL_FUNCTION(void,png_have_info,(png_structp png_ptr, 5.546 ++ png_infop info_ptr),PNG_EMPTY); 5.547 ++PNG_INTERNAL_FUNCTION(void,png_ensure_sequence_number,(png_structp png_ptr, 5.548 ++ png_uint_32 length),PNG_EMPTY); 5.549 ++PNG_INTERNAL_FUNCTION(void,png_read_reset,(png_structp png_ptr),PNG_EMPTY); 5.550 ++PNG_INTERNAL_FUNCTION(void,png_read_reinit,(png_structp png_ptr, 5.551 ++ png_infop info_ptr),PNG_EMPTY); 5.552 ++#ifdef PNG_PROGRESSIVE_READ_SUPPORTED 5.553 ++PNG_INTERNAL_FUNCTION(void,png_progressive_read_reset,(png_structp png_ptr), 5.554 ++ PNG_EMPTY); 5.555 ++#endif /* PROGRESSIVE_READ */ 5.556 ++#endif /* READ_APNG */ 5.557 ++ 5.558 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.559 ++PNG_INTERNAL_FUNCTION(void,png_write_acTL,(png_structp png_ptr, 5.560 ++ png_uint_32 num_frames, png_uint_32 num_plays),PNG_EMPTY); 5.561 ++PNG_INTERNAL_FUNCTION(void,png_write_fcTL,(png_structp png_ptr, 5.562 ++ png_uint_32 width, png_uint_32 height, 5.563 ++ png_uint_32 x_offset, png_uint_32 y_offset, 5.564 ++ png_uint_16 delay_num, png_uint_16 delay_den, 5.565 ++ png_byte dispose_op, png_byte blend_op),PNG_EMPTY); 5.566 ++PNG_INTERNAL_FUNCTION(void,png_write_fdAT,(png_structp png_ptr, 5.567 ++ png_const_bytep data, png_size_t length),PNG_EMPTY); 5.568 ++PNG_INTERNAL_FUNCTION(void,png_write_reset,(png_structp png_ptr),PNG_EMPTY); 5.569 ++PNG_INTERNAL_FUNCTION(void,png_write_reinit,(png_structp png_ptr, 5.570 ++ png_infop info_ptr, png_uint_32 width, png_uint_32 height),PNG_EMPTY); 5.571 ++#endif /* WRITE_APNG */ 5.572 ++#endif /* APNG */ 5.573 ++ 5.574 + /* Added at libpng version 1.6.0 */ 5.575 + #ifdef PNG_GAMMA_SUPPORTED 5.576 + PNG_INTERNAL_FUNCTION(void,png_colorspace_set_gamma,(png_const_structrp png_ptr, 5.577 +Index: pnginfo.h 5.578 +=================================================================== 5.579 +--- a/pnginfo.h 5.580 ++++ b/pnginfo.h 5.581 +@@ -255,5 +255,18 @@ 5.582 + png_bytepp row_pointers; /* the image bits */ 5.583 + #endif 5.584 + 5.585 ++#ifdef PNG_APNG_SUPPORTED 5.586 ++ png_uint_32 num_frames; /* including default image */ 5.587 ++ png_uint_32 num_plays; 5.588 ++ png_uint_32 next_frame_width; 5.589 ++ png_uint_32 next_frame_height; 5.590 ++ png_uint_32 next_frame_x_offset; 5.591 ++ png_uint_32 next_frame_y_offset; 5.592 ++ png_uint_16 next_frame_delay_num; 5.593 ++ png_uint_16 next_frame_delay_den; 5.594 ++ png_byte next_frame_dispose_op; 5.595 ++ png_byte next_frame_blend_op; 5.596 ++#endif 5.597 ++ 5.598 + }; 5.599 + #endif /* PNGINFO_H */ 5.600 +Index: pngstruct.h 5.601 +=================================================================== 5.602 +--- a/pngstruct.h 5.603 ++++ b/pngstruct.h 5.604 +@@ -403,6 +403,27 @@ 5.605 + png_byte filter_type; 5.606 + #endif 5.607 + 5.608 ++#ifdef PNG_APNG_SUPPORTED 5.609 ++ png_uint_32 apng_flags; 5.610 ++ png_uint_32 next_seq_num; /* next fcTL/fdAT chunk sequence number */ 5.611 ++ png_uint_32 first_frame_width; 5.612 ++ png_uint_32 first_frame_height; 5.613 ++ 5.614 ++#ifdef PNG_READ_APNG_SUPPORTED 5.615 ++ png_uint_32 num_frames_read; /* incremented after all image data of */ 5.616 ++ /* a frame is read */ 5.617 ++#ifdef PNG_PROGRESSIVE_READ_SUPPORTED 5.618 ++ png_progressive_frame_ptr frame_info_fn; /* frame info read callback */ 5.619 ++ png_progressive_frame_ptr frame_end_fn; /* frame data read callback */ 5.620 ++#endif 5.621 ++#endif 5.622 ++ 5.623 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.624 ++ png_uint_32 num_frames_to_write; 5.625 ++ png_uint_32 num_frames_written; 5.626 ++#endif 5.627 ++#endif /* APNG */ 5.628 ++ 5.629 + /* New members added in libpng-1.2.0 */ 5.630 + 5.631 + /* New members added in libpng-1.0.2 but first enabled by default in 1.2.0 */ 5.632 +Index: pngwrite.c 5.633 +=================================================================== 5.634 +--- a/pngwrite.c 5.635 ++++ b/pngwrite.c 5.636 +@@ -128,6 +128,10 @@ 5.637 + * the application continues writing the PNG. So check the 'invalid' 5.638 + * flag here too. 5.639 + */ 5.640 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.641 ++ if ((info_ptr->valid & PNG_INFO_acTL) != 0) 5.642 ++ png_write_acTL(png_ptr, info_ptr->num_frames, info_ptr->num_plays); 5.643 ++#endif 5.644 + #ifdef PNG_GAMMA_SUPPORTED 5.645 + # ifdef PNG_WRITE_gAMA_SUPPORTED 5.646 + if ((info_ptr->colorspace.flags & PNG_COLORSPACE_INVALID) == 0 && 5.647 +@@ -360,6 +364,11 @@ 5.648 + if ((png_ptr->mode & PNG_HAVE_IDAT) == 0) 5.649 + png_error(png_ptr, "No IDATs written into file"); 5.650 + 5.651 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.652 ++ if (png_ptr->num_frames_written != png_ptr->num_frames_to_write) 5.653 ++ png_error(png_ptr, "Not enough frames written"); 5.654 ++#endif 5.655 ++ 5.656 + #ifdef PNG_WRITE_CHECK_FOR_INVALID_INDEX_SUPPORTED 5.657 + if (png_ptr->num_palette_max > png_ptr->num_palette) 5.658 + png_benign_error(png_ptr, "Wrote palette index exceeding num_palette"); 5.659 +@@ -2382,4 +2391,42 @@ 5.660 + } 5.661 + #endif /* SIMPLIFIED_WRITE_STDIO */ 5.662 + #endif /* SIMPLIFIED_WRITE */ 5.663 ++ 5.664 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.665 ++void PNGAPI 5.666 ++png_write_frame_head(png_structp png_ptr, png_infop info_ptr, 5.667 ++ png_bytepp row_pointers, png_uint_32 width, png_uint_32 height, 5.668 ++ png_uint_32 x_offset, png_uint_32 y_offset, 5.669 ++ png_uint_16 delay_num, png_uint_16 delay_den, png_byte dispose_op, 5.670 ++ png_byte blend_op) 5.671 ++{ 5.672 ++ png_debug(1, "in png_write_frame_head"); 5.673 ++ 5.674 ++ /* there is a chance this has been set after png_write_info was called, 5.675 ++ * so it would be set but not written. is there a way to be sure? */ 5.676 ++ if ((info_ptr->valid & PNG_INFO_acTL) == 0) 5.677 ++ png_error(png_ptr, "png_write_frame_head(): acTL not set"); 5.678 ++ 5.679 ++ png_write_reset(png_ptr); 5.680 ++ 5.681 ++ png_write_reinit(png_ptr, info_ptr, width, height); 5.682 ++ 5.683 ++ if ((png_ptr->apng_flags & PNG_FIRST_FRAME_HIDDEN) == 0 || 5.684 ++ png_ptr->num_frames_written != 0) 5.685 ++ png_write_fcTL(png_ptr, width, height, x_offset, y_offset, 5.686 ++ delay_num, delay_den, dispose_op, blend_op); 5.687 ++ 5.688 ++ PNG_UNUSED(row_pointers) 5.689 ++} 5.690 ++ 5.691 ++void PNGAPI 5.692 ++png_write_frame_tail(png_structp png_ptr, png_infop info_ptr) 5.693 ++{ 5.694 ++ png_debug(1, "in png_write_frame_tail"); 5.695 ++ 5.696 ++ png_ptr->num_frames_written++; 5.697 ++ 5.698 ++ PNG_UNUSED(info_ptr) 5.699 ++} 5.700 ++#endif /* WRITE_APNG */ 5.701 + #endif /* WRITE */ 5.702 +Index: pngpread.c 5.703 +=================================================================== 5.704 +--- a/pngpread.c 5.705 ++++ b/pngpread.c 5.706 +@@ -194,6 +194,89 @@ 5.707 + 5.708 + chunk_name = png_ptr->chunk_name; 5.709 + 5.710 ++#ifdef PNG_READ_APNG_SUPPORTED 5.711 ++ if (png_ptr->num_frames_read > 0 && 5.712 ++ png_ptr->num_frames_read < info_ptr->num_frames) 5.713 ++ { 5.714 ++ if (chunk_name == png_IDAT) 5.715 ++ { 5.716 ++ /* Discard trailing IDATs for the first frame */ 5.717 ++ if ((png_ptr->mode & PNG_HAVE_fcTL) != 0 || 5.718 ++ png_ptr->num_frames_read > 1) 5.719 ++ png_error(png_ptr, "out of place IDAT"); 5.720 ++ 5.721 ++ PNG_PUSH_SAVE_BUFFER_IF_FULL 5.722 ++ png_crc_finish(png_ptr, png_ptr->push_length); 5.723 ++ png_ptr->mode &= ~PNG_HAVE_CHUNK_HEADER; 5.724 ++ } 5.725 ++ 5.726 ++ else if (chunk_name == png_fdAT) 5.727 ++ { 5.728 ++ PNG_PUSH_SAVE_BUFFER_IF_LT(4) 5.729 ++ png_ensure_sequence_number(png_ptr, 4); 5.730 ++ 5.731 ++ if ((png_ptr->mode & PNG_HAVE_fcTL) == 0) 5.732 ++ { 5.733 ++ /* Discard trailing fdATs for frames other than the first */ 5.734 ++ if (png_ptr->num_frames_read < 2) 5.735 ++ png_error(png_ptr, "out of place fdAT"); 5.736 ++ 5.737 ++ PNG_PUSH_SAVE_BUFFER_IF_FULL 5.738 ++ png_crc_finish(png_ptr, png_ptr->push_length); 5.739 ++ png_ptr->mode &= ~PNG_HAVE_CHUNK_HEADER; 5.740 ++ } 5.741 ++ 5.742 ++ else 5.743 ++ { 5.744 ++ /* frame data follows */ 5.745 ++ png_ptr->idat_size = png_ptr->push_length - 4; 5.746 ++ png_ptr->mode |= PNG_HAVE_IDAT; 5.747 ++ png_ptr->process_mode = PNG_READ_IDAT_MODE; 5.748 ++ } 5.749 ++ } 5.750 ++ 5.751 ++ else if (chunk_name == png_fcTL) 5.752 ++ { 5.753 ++ PNG_PUSH_SAVE_BUFFER_IF_FULL 5.754 ++ png_read_reset(png_ptr); 5.755 ++ png_ptr->mode &= ~PNG_HAVE_fcTL; 5.756 ++ 5.757 ++ png_handle_fcTL(png_ptr, info_ptr, png_ptr->push_length); 5.758 ++ 5.759 ++ if ((png_ptr->mode & PNG_HAVE_fcTL) == 0) 5.760 ++ png_error(png_ptr, "missing required fcTL chunk"); 5.761 ++ 5.762 ++ png_read_reinit(png_ptr, info_ptr); 5.763 ++ png_progressive_read_reset(png_ptr); 5.764 ++ 5.765 ++ if (png_ptr->frame_info_fn != NULL) 5.766 ++ (*(png_ptr->frame_info_fn))(png_ptr, png_ptr->num_frames_read); 5.767 ++ 5.768 ++ png_ptr->mode &= ~PNG_HAVE_CHUNK_HEADER; 5.769 ++ } 5.770 ++ 5.771 ++ else if (chunk_name == png_IEND) 5.772 ++ { 5.773 ++ PNG_PUSH_SAVE_BUFFER_IF_FULL 5.774 ++ png_warning(png_ptr, "Number of actual frames fewer than expected"); 5.775 ++ png_crc_finish(png_ptr, png_ptr->push_length); 5.776 ++ png_ptr->process_mode = PNG_READ_DONE_MODE; 5.777 ++ png_push_have_end(png_ptr, info_ptr); 5.778 ++ } 5.779 ++ 5.780 ++ else 5.781 ++ { 5.782 ++ PNG_PUSH_SAVE_BUFFER_IF_FULL 5.783 ++ png_warning(png_ptr, "Skipped (ignored) a chunk " 5.784 ++ "between APNG chunks"); 5.785 ++ png_crc_finish(png_ptr, png_ptr->push_length); 5.786 ++ png_ptr->mode &= ~PNG_HAVE_CHUNK_HEADER; 5.787 ++ } 5.788 ++ 5.789 ++ return; 5.790 ++ } 5.791 ++#endif /* READ_APNG */ 5.792 ++ 5.793 + if (chunk_name == png_IDAT) 5.794 + { 5.795 + if ((png_ptr->mode & PNG_AFTER_IDAT) != 0) 5.796 +@@ -260,6 +343,9 @@ 5.797 + 5.798 + else if (chunk_name == png_IDAT) 5.799 + { 5.800 ++#ifdef PNG_READ_APNG_SUPPORTED 5.801 ++ png_have_info(png_ptr, info_ptr); 5.802 ++#endif 5.803 + png_ptr->idat_size = png_ptr->push_length; 5.804 + png_ptr->process_mode = PNG_READ_IDAT_MODE; 5.805 + png_push_have_info(png_ptr, info_ptr); 5.806 +@@ -406,6 +492,20 @@ 5.807 + } 5.808 + #endif 5.809 + 5.810 ++#ifdef PNG_READ_APNG_SUPPORTED 5.811 ++ else if (chunk_name == png_acTL) 5.812 ++ { 5.813 ++ PNG_PUSH_SAVE_BUFFER_IF_FULL 5.814 ++ png_handle_acTL(png_ptr, info_ptr, png_ptr->push_length); 5.815 ++ } 5.816 ++ 5.817 ++ else if (chunk_name == png_fcTL) 5.818 ++ { 5.819 ++ PNG_PUSH_SAVE_BUFFER_IF_FULL 5.820 ++ png_handle_fcTL(png_ptr, info_ptr, png_ptr->push_length); 5.821 ++ } 5.822 ++ 5.823 ++#endif /* READ_APNG */ 5.824 + else 5.825 + { 5.826 + PNG_PUSH_SAVE_BUFFER_IF_FULL 5.827 +@@ -538,7 +638,11 @@ 5.828 + png_byte chunk_tag[4]; 5.829 + 5.830 + /* TODO: this code can be commoned up with the same code in push_read */ 5.831 ++#ifdef PNG_READ_APNG_SUPPORTED 5.832 ++ PNG_PUSH_SAVE_BUFFER_IF_LT(12) 5.833 ++#else 5.834 + PNG_PUSH_SAVE_BUFFER_IF_LT(8) 5.835 ++#endif 5.836 + png_push_fill_buffer(png_ptr, chunk_length, 4); 5.837 + png_ptr->push_length = png_get_uint_31(png_ptr, chunk_length); 5.838 + png_reset_crc(png_ptr); 5.839 +@@ -546,17 +650,60 @@ 5.840 + png_ptr->chunk_name = PNG_CHUNK_FROM_STRING(chunk_tag); 5.841 + png_ptr->mode |= PNG_HAVE_CHUNK_HEADER; 5.842 + 5.843 ++#ifdef PNG_READ_APNG_SUPPORTED 5.844 ++ if (png_ptr->chunk_name != png_fdAT && png_ptr->num_frames_read > 0) 5.845 ++ { 5.846 ++ if ((png_ptr->flags & PNG_FLAG_ZSTREAM_ENDED) != 0) 5.847 ++ { 5.848 ++ png_ptr->process_mode = PNG_READ_CHUNK_MODE; 5.849 ++ if (png_ptr->frame_end_fn != NULL) 5.850 ++ (*(png_ptr->frame_end_fn))(png_ptr, png_ptr->num_frames_read); 5.851 ++ png_ptr->num_frames_read++; 5.852 ++ return; 5.853 ++ } 5.854 ++ else 5.855 ++ { 5.856 ++ if (png_ptr->chunk_name == png_IEND) 5.857 ++ png_error(png_ptr, "Not enough image data"); 5.858 ++ PNG_PUSH_SAVE_BUFFER_IF_FULL 5.859 ++ png_warning(png_ptr, "Skipping (ignoring) a chunk between " 5.860 ++ "APNG chunks"); 5.861 ++ png_crc_finish(png_ptr, png_ptr->push_length); 5.862 ++ png_ptr->mode &= ~PNG_HAVE_CHUNK_HEADER; 5.863 ++ return; 5.864 ++ } 5.865 ++ } 5.866 ++ else 5.867 ++#endif 5.868 ++#ifdef PNG_READ_APNG_SUPPORTED 5.869 ++ if (png_ptr->chunk_name != png_IDAT && png_ptr->num_frames_read == 0) 5.870 ++#else 5.871 + if (png_ptr->chunk_name != png_IDAT) 5.872 ++#endif 5.873 + { 5.874 + png_ptr->process_mode = PNG_READ_CHUNK_MODE; 5.875 + 5.876 + if ((png_ptr->flags & PNG_FLAG_ZSTREAM_ENDED) == 0) 5.877 + png_error(png_ptr, "Not enough compressed data"); 5.878 + 5.879 ++#ifdef PNG_READ_APNG_SUPPORTED 5.880 ++ if (png_ptr->frame_end_fn != NULL) 5.881 ++ (*(png_ptr->frame_end_fn))(png_ptr, png_ptr->num_frames_read); 5.882 ++ png_ptr->num_frames_read++; 5.883 ++#endif 5.884 ++ 5.885 + return; 5.886 + } 5.887 + 5.888 + png_ptr->idat_size = png_ptr->push_length; 5.889 ++ 5.890 ++#ifdef PNG_READ_APNG_SUPPORTED 5.891 ++ if (png_ptr->num_frames_read > 0) 5.892 ++ { 5.893 ++ png_ensure_sequence_number(png_ptr, 4); 5.894 ++ png_ptr->idat_size -= 4; 5.895 ++ } 5.896 ++#endif 5.897 + } 5.898 + 5.899 + if (png_ptr->idat_size != 0 && png_ptr->save_buffer_size != 0) 5.900 +@@ -630,6 +777,16 @@ 5.901 + if (!(buffer_length > 0) || buffer == NULL) 5.902 + png_error(png_ptr, "No IDAT data (internal error)"); 5.903 + 5.904 ++#ifdef PNG_READ_APNG_SUPPORTED 5.905 ++ /* If the app is not APNG-aware, decode only the first frame */ 5.906 ++ if ((png_ptr->apng_flags & PNG_APNG_APP) == 0 && 5.907 ++ png_ptr->num_frames_read > 0) 5.908 ++ { 5.909 ++ png_ptr->flags |= PNG_FLAG_ZSTREAM_ENDED; 5.910 ++ return; 5.911 ++ } 5.912 ++#endif 5.913 ++ 5.914 + /* This routine must process all the data it has been given 5.915 + * before returning, calling the row callback as required to 5.916 + * handle the uncompressed results. 5.917 +@@ -1084,6 +1241,18 @@ 5.918 + png_set_read_fn(png_ptr, progressive_ptr, png_push_fill_buffer); 5.919 + } 5.920 + 5.921 ++#ifdef PNG_READ_APNG_SUPPORTED 5.922 ++void PNGAPI 5.923 ++png_set_progressive_frame_fn(png_structp png_ptr, 5.924 ++ png_progressive_frame_ptr frame_info_fn, 5.925 ++ png_progressive_frame_ptr frame_end_fn) 5.926 ++{ 5.927 ++ png_ptr->frame_info_fn = frame_info_fn; 5.928 ++ png_ptr->frame_end_fn = frame_end_fn; 5.929 ++ png_ptr->apng_flags |= PNG_APNG_APP; 5.930 ++} 5.931 ++#endif 5.932 ++ 5.933 + png_voidp PNGAPI 5.934 + png_get_progressive_ptr(png_const_structrp png_ptr) 5.935 + { 5.936 +Index: pngset.c 5.937 +=================================================================== 5.938 +--- a/pngset.c 5.939 ++++ b/pngset.c 5.940 +@@ -241,6 +241,11 @@ 5.941 + info_ptr->pixel_depth = (png_byte)(info_ptr->channels * info_ptr->bit_depth); 5.942 + 5.943 + info_ptr->rowbytes = PNG_ROWBYTES(info_ptr->pixel_depth, width); 5.944 ++ 5.945 ++#ifdef PNG_APNG_SUPPORTED 5.946 ++ /* for non-animated png. this may be overwritten from an acTL chunk later */ 5.947 ++ info_ptr->num_frames = 1; 5.948 ++#endif 5.949 + } 5.950 + 5.951 + #ifdef PNG_oFFs_SUPPORTED 5.952 +@@ -1110,6 +1115,146 @@ 5.953 + } 5.954 + #endif /* sPLT */ 5.955 + 5.956 ++#ifdef PNG_APNG_SUPPORTED 5.957 ++png_uint_32 PNGAPI 5.958 ++png_set_acTL(png_structp png_ptr, png_infop info_ptr, 5.959 ++ png_uint_32 num_frames, png_uint_32 num_plays) 5.960 ++{ 5.961 ++ png_debug1(1, "in %s storage function", "acTL"); 5.962 ++ 5.963 ++ if (png_ptr == NULL || info_ptr == NULL) 5.964 ++ { 5.965 ++ png_warning(png_ptr, 5.966 ++ "Call to png_set_acTL() with NULL png_ptr " 5.967 ++ "or info_ptr ignored"); 5.968 ++ return (0); 5.969 ++ } 5.970 ++ if (num_frames == 0) 5.971 ++ { 5.972 ++ png_warning(png_ptr, 5.973 ++ "Ignoring attempt to set acTL with num_frames zero"); 5.974 ++ return (0); 5.975 ++ } 5.976 ++ if (num_frames > PNG_UINT_31_MAX) 5.977 ++ { 5.978 ++ png_warning(png_ptr, 5.979 ++ "Ignoring attempt to set acTL with num_frames > 2^31-1"); 5.980 ++ return (0); 5.981 ++ } 5.982 ++ if (num_plays > PNG_UINT_31_MAX) 5.983 ++ { 5.984 ++ png_warning(png_ptr, 5.985 ++ "Ignoring attempt to set acTL with num_plays > 2^31-1"); 5.986 ++ return (0); 5.987 ++ } 5.988 ++ 5.989 ++ info_ptr->num_frames = num_frames; 5.990 ++ info_ptr->num_plays = num_plays; 5.991 ++ 5.992 ++ info_ptr->valid |= PNG_INFO_acTL; 5.993 ++ 5.994 ++ return (1); 5.995 ++} 5.996 ++ 5.997 ++/* delay_num and delay_den can hold any 16-bit values including zero */ 5.998 ++png_uint_32 PNGAPI 5.999 ++png_set_next_frame_fcTL(png_structp png_ptr, png_infop info_ptr, 5.1000 ++ png_uint_32 width, png_uint_32 height, 5.1001 ++ png_uint_32 x_offset, png_uint_32 y_offset, 5.1002 ++ png_uint_16 delay_num, png_uint_16 delay_den, 5.1003 ++ png_byte dispose_op, png_byte blend_op) 5.1004 ++{ 5.1005 ++ png_debug1(1, "in %s storage function", "fcTL"); 5.1006 ++ 5.1007 ++ if (png_ptr == NULL || info_ptr == NULL) 5.1008 ++ { 5.1009 ++ png_warning(png_ptr, 5.1010 ++ "Call to png_set_fcTL() with NULL png_ptr or info_ptr " 5.1011 ++ "ignored"); 5.1012 ++ return (0); 5.1013 ++ } 5.1014 ++ 5.1015 ++ png_ensure_fcTL_is_valid(png_ptr, width, height, x_offset, y_offset, 5.1016 ++ delay_num, delay_den, dispose_op, blend_op); 5.1017 ++ 5.1018 ++ if (blend_op == PNG_BLEND_OP_OVER) 5.1019 ++ { 5.1020 ++ if ((png_ptr->color_type & PNG_COLOR_MASK_ALPHA) == 0 && 5.1021 ++ png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS) == 0) 5.1022 ++ { 5.1023 ++ png_warning(png_ptr, "PNG_BLEND_OP_OVER is meaningless " 5.1024 ++ "and wasteful for opaque images, ignored"); 5.1025 ++ blend_op = PNG_BLEND_OP_SOURCE; 5.1026 ++ } 5.1027 ++ } 5.1028 ++ 5.1029 ++ info_ptr->next_frame_width = width; 5.1030 ++ info_ptr->next_frame_height = height; 5.1031 ++ info_ptr->next_frame_x_offset = x_offset; 5.1032 ++ info_ptr->next_frame_y_offset = y_offset; 5.1033 ++ info_ptr->next_frame_delay_num = delay_num; 5.1034 ++ info_ptr->next_frame_delay_den = delay_den; 5.1035 ++ info_ptr->next_frame_dispose_op = dispose_op; 5.1036 ++ info_ptr->next_frame_blend_op = blend_op; 5.1037 ++ 5.1038 ++ info_ptr->valid |= PNG_INFO_fcTL; 5.1039 ++ 5.1040 ++ return (1); 5.1041 ++} 5.1042 ++ 5.1043 ++void /* PRIVATE */ 5.1044 ++png_ensure_fcTL_is_valid(png_structp png_ptr, 5.1045 ++ png_uint_32 width, png_uint_32 height, 5.1046 ++ png_uint_32 x_offset, png_uint_32 y_offset, 5.1047 ++ png_uint_16 delay_num, png_uint_16 delay_den, 5.1048 ++ png_byte dispose_op, png_byte blend_op) 5.1049 ++{ 5.1050 ++ if (width == 0 || width > PNG_UINT_31_MAX) 5.1051 ++ png_error(png_ptr, "invalid width in fcTL (0 or > 2^31-1)"); 5.1052 ++ if (height == 0 || height > PNG_UINT_31_MAX) 5.1053 ++ png_error(png_ptr, "invalid height in fcTL (0 or > 2^31-1)"); 5.1054 ++ if (x_offset > PNG_UINT_31_MAX) 5.1055 ++ png_error(png_ptr, "invalid x_offset in fcTL (> 2^31-1)"); 5.1056 ++ if (y_offset > PNG_UINT_31_MAX) 5.1057 ++ png_error(png_ptr, "invalid y_offset in fcTL (> 2^31-1)"); 5.1058 ++ if (width + x_offset > png_ptr->first_frame_width || 5.1059 ++ height + y_offset > png_ptr->first_frame_height) 5.1060 ++ png_error(png_ptr, "dimensions of a frame are greater than " 5.1061 ++ "the ones in IHDR"); 5.1062 ++ 5.1063 ++ if (dispose_op != PNG_DISPOSE_OP_NONE && 5.1064 ++ dispose_op != PNG_DISPOSE_OP_BACKGROUND && 5.1065 ++ dispose_op != PNG_DISPOSE_OP_PREVIOUS) 5.1066 ++ png_error(png_ptr, "invalid dispose_op in fcTL"); 5.1067 ++ 5.1068 ++ if (blend_op != PNG_BLEND_OP_SOURCE && 5.1069 ++ blend_op != PNG_BLEND_OP_OVER) 5.1070 ++ png_error(png_ptr, "invalid blend_op in fcTL"); 5.1071 ++ 5.1072 ++ PNG_UNUSED(delay_num) 5.1073 ++ PNG_UNUSED(delay_den) 5.1074 ++} 5.1075 ++ 5.1076 ++png_uint_32 PNGAPI 5.1077 ++png_set_first_frame_is_hidden(png_structp png_ptr, png_infop info_ptr, 5.1078 ++ png_byte is_hidden) 5.1079 ++{ 5.1080 ++ png_debug(1, "in png_first_frame_is_hidden()"); 5.1081 ++ 5.1082 ++ if (png_ptr == NULL) 5.1083 ++ return 0; 5.1084 ++ 5.1085 ++ if (is_hidden != 0) 5.1086 ++ png_ptr->apng_flags |= PNG_FIRST_FRAME_HIDDEN; 5.1087 ++ else 5.1088 ++ png_ptr->apng_flags &= ~PNG_FIRST_FRAME_HIDDEN; 5.1089 ++ 5.1090 ++ PNG_UNUSED(info_ptr) 5.1091 ++ 5.1092 ++ return 1; 5.1093 ++} 5.1094 ++#endif /* APNG */ 5.1095 ++ 5.1096 + #ifdef PNG_STORE_UNKNOWN_CHUNKS_SUPPORTED 5.1097 + static png_byte 5.1098 + check_location(png_const_structrp png_ptr, int location) 5.1099 +Index: pngrutil.c 5.1100 +=================================================================== 5.1101 +--- a/pngrutil.c 5.1102 ++++ b/pngrutil.c 5.1103 +@@ -861,6 +861,11 @@ 5.1104 + filter_type = buf[11]; 5.1105 + interlace_type = buf[12]; 5.1106 + 5.1107 ++#ifdef PNG_READ_APNG_SUPPORTED 5.1108 ++ png_ptr->first_frame_width = width; 5.1109 ++ png_ptr->first_frame_height = height; 5.1110 ++#endif 5.1111 ++ 5.1112 + /* Set internal variables */ 5.1113 + png_ptr->width = width; 5.1114 + png_ptr->height = height; 5.1115 +@@ -2761,6 +2766,180 @@ 5.1116 + } 5.1117 + #endif 5.1118 + 5.1119 ++#ifdef PNG_READ_APNG_SUPPORTED 5.1120 ++void /* PRIVATE */ 5.1121 ++png_handle_acTL(png_structp png_ptr, png_infop info_ptr, png_uint_32 length) 5.1122 ++{ 5.1123 ++ png_byte data[8]; 5.1124 ++ png_uint_32 num_frames; 5.1125 ++ png_uint_32 num_plays; 5.1126 ++ png_uint_32 didSet; 5.1127 ++ 5.1128 ++ png_debug(1, "in png_handle_acTL"); 5.1129 ++ 5.1130 ++ if ((png_ptr->mode & PNG_HAVE_IHDR) == 0) 5.1131 ++ { 5.1132 ++ png_error(png_ptr, "Missing IHDR before acTL"); 5.1133 ++ } 5.1134 ++ else if ((png_ptr->mode & PNG_HAVE_IDAT) != 0) 5.1135 ++ { 5.1136 ++ png_warning(png_ptr, "Invalid acTL after IDAT skipped"); 5.1137 ++ png_crc_finish(png_ptr, length); 5.1138 ++ return; 5.1139 ++ } 5.1140 ++ else if ((png_ptr->mode & PNG_HAVE_acTL) != 0) 5.1141 ++ { 5.1142 ++ png_warning(png_ptr, "Duplicate acTL skipped"); 5.1143 ++ png_crc_finish(png_ptr, length); 5.1144 ++ return; 5.1145 ++ } 5.1146 ++ else if (length != 8) 5.1147 ++ { 5.1148 ++ png_warning(png_ptr, "acTL with invalid length skipped"); 5.1149 ++ png_crc_finish(png_ptr, length); 5.1150 ++ return; 5.1151 ++ } 5.1152 ++ 5.1153 ++ png_crc_read(png_ptr, data, 8); 5.1154 ++ png_crc_finish(png_ptr, 0); 5.1155 ++ 5.1156 ++ num_frames = png_get_uint_31(png_ptr, data); 5.1157 ++ num_plays = png_get_uint_31(png_ptr, data + 4); 5.1158 ++ 5.1159 ++ /* the set function will do error checking on num_frames */ 5.1160 ++ didSet = png_set_acTL(png_ptr, info_ptr, num_frames, num_plays); 5.1161 ++ if (didSet != 0) 5.1162 ++ png_ptr->mode |= PNG_HAVE_acTL; 5.1163 ++} 5.1164 ++ 5.1165 ++void /* PRIVATE */ 5.1166 ++png_handle_fcTL(png_structp png_ptr, png_infop info_ptr, png_uint_32 length) 5.1167 ++{ 5.1168 ++ png_byte data[22]; 5.1169 ++ png_uint_32 width; 5.1170 ++ png_uint_32 height; 5.1171 ++ png_uint_32 x_offset; 5.1172 ++ png_uint_32 y_offset; 5.1173 ++ png_uint_16 delay_num; 5.1174 ++ png_uint_16 delay_den; 5.1175 ++ png_byte dispose_op; 5.1176 ++ png_byte blend_op; 5.1177 ++ 5.1178 ++ png_debug(1, "in png_handle_fcTL"); 5.1179 ++ 5.1180 ++ png_ensure_sequence_number(png_ptr, length); 5.1181 ++ 5.1182 ++ if ((png_ptr->mode & PNG_HAVE_IHDR) == 0) 5.1183 ++ { 5.1184 ++ png_error(png_ptr, "Missing IHDR before fcTL"); 5.1185 ++ } 5.1186 ++ else if ((png_ptr->mode & PNG_HAVE_IDAT) != 0) 5.1187 ++ { 5.1188 ++ /* for any frames other then the first this message may be misleading, 5.1189 ++ * but correct. PNG_HAVE_IDAT is unset before the frame head is read 5.1190 ++ * i can't think of a better message */ 5.1191 ++ png_warning(png_ptr, "Invalid fcTL after IDAT skipped"); 5.1192 ++ png_crc_finish(png_ptr, length-4); 5.1193 ++ return; 5.1194 ++ } 5.1195 ++ else if ((png_ptr->mode & PNG_HAVE_fcTL) != 0) 5.1196 ++ { 5.1197 ++ png_warning(png_ptr, "Duplicate fcTL within one frame skipped"); 5.1198 ++ png_crc_finish(png_ptr, length-4); 5.1199 ++ return; 5.1200 ++ } 5.1201 ++ else if (length != 26) 5.1202 ++ { 5.1203 ++ png_warning(png_ptr, "fcTL with invalid length skipped"); 5.1204 ++ png_crc_finish(png_ptr, length-4); 5.1205 ++ return; 5.1206 ++ } 5.1207 ++ 5.1208 ++ png_crc_read(png_ptr, data, 22); 5.1209 ++ png_crc_finish(png_ptr, 0); 5.1210 ++ 5.1211 ++ width = png_get_uint_31(png_ptr, data); 5.1212 ++ height = png_get_uint_31(png_ptr, data + 4); 5.1213 ++ x_offset = png_get_uint_31(png_ptr, data + 8); 5.1214 ++ y_offset = png_get_uint_31(png_ptr, data + 12); 5.1215 ++ delay_num = png_get_uint_16(data + 16); 5.1216 ++ delay_den = png_get_uint_16(data + 18); 5.1217 ++ dispose_op = data[20]; 5.1218 ++ blend_op = data[21]; 5.1219 ++ 5.1220 ++ if (png_ptr->num_frames_read == 0 && (x_offset != 0 || y_offset != 0)) 5.1221 ++ { 5.1222 ++ png_warning(png_ptr, "fcTL for the first frame must have zero offset"); 5.1223 ++ return; 5.1224 ++ } 5.1225 ++ 5.1226 ++ if (info_ptr != NULL) 5.1227 ++ { 5.1228 ++ if (png_ptr->num_frames_read == 0 && 5.1229 ++ (width != info_ptr->width || height != info_ptr->height)) 5.1230 ++ { 5.1231 ++ png_warning(png_ptr, "size in first frame's fcTL must match " 5.1232 ++ "the size in IHDR"); 5.1233 ++ return; 5.1234 ++ } 5.1235 ++ 5.1236 ++ /* The set function will do more error checking */ 5.1237 ++ png_set_next_frame_fcTL(png_ptr, info_ptr, width, height, 5.1238 ++ x_offset, y_offset, delay_num, delay_den, 5.1239 ++ dispose_op, blend_op); 5.1240 ++ 5.1241 ++ png_read_reinit(png_ptr, info_ptr); 5.1242 ++ 5.1243 ++ png_ptr->mode |= PNG_HAVE_fcTL; 5.1244 ++ } 5.1245 ++} 5.1246 ++ 5.1247 ++void /* PRIVATE */ 5.1248 ++png_have_info(png_structp png_ptr, png_infop info_ptr) 5.1249 ++{ 5.1250 ++ if ((info_ptr->valid & PNG_INFO_acTL) != 0 && 5.1251 ++ (info_ptr->valid & PNG_INFO_fcTL) == 0) 5.1252 ++ { 5.1253 ++ png_ptr->apng_flags |= PNG_FIRST_FRAME_HIDDEN; 5.1254 ++ info_ptr->num_frames++; 5.1255 ++ } 5.1256 ++} 5.1257 ++ 5.1258 ++void /* PRIVATE */ 5.1259 ++png_handle_fdAT(png_structp png_ptr, png_infop info_ptr, png_uint_32 length) 5.1260 ++{ 5.1261 ++ png_ensure_sequence_number(png_ptr, length); 5.1262 ++ 5.1263 ++ /* This function is only called from png_read_end(), png_read_info(), 5.1264 ++ * and png_push_read_chunk() which means that: 5.1265 ++ * - the user doesn't want to read this frame 5.1266 ++ * - or this is an out-of-place fdAT 5.1267 ++ * in either case it is safe to ignore the chunk with a warning */ 5.1268 ++ png_warning(png_ptr, "ignoring fdAT chunk"); 5.1269 ++ png_crc_finish(png_ptr, length - 4); 5.1270 ++ PNG_UNUSED(info_ptr) 5.1271 ++} 5.1272 ++ 5.1273 ++void /* PRIVATE */ 5.1274 ++png_ensure_sequence_number(png_structp png_ptr, png_uint_32 length) 5.1275 ++{ 5.1276 ++ png_byte data[4]; 5.1277 ++ png_uint_32 sequence_number; 5.1278 ++ 5.1279 ++ if (length < 4) 5.1280 ++ png_error(png_ptr, "invalid fcTL or fdAT chunk found"); 5.1281 ++ 5.1282 ++ png_crc_read(png_ptr, data, 4); 5.1283 ++ sequence_number = png_get_uint_31(png_ptr, data); 5.1284 ++ 5.1285 ++ if (sequence_number != png_ptr->next_seq_num) 5.1286 ++ png_error(png_ptr, "fcTL or fdAT chunk with out-of-order sequence " 5.1287 ++ "number found"); 5.1288 ++ 5.1289 ++ png_ptr->next_seq_num++; 5.1290 ++} 5.1291 ++#endif /* READ_APNG */ 5.1292 ++ 5.1293 + #ifdef PNG_READ_UNKNOWN_CHUNKS_SUPPORTED 5.1294 + /* Utility function for png_handle_unknown; set up png_ptr::unknown_chunk */ 5.1295 + static int 5.1296 +@@ -4023,6 +4202,38 @@ 5.1297 + uInt avail_in; 5.1298 + png_bytep buffer; 5.1299 + 5.1300 ++#ifdef PNG_READ_APNG_SUPPORTED 5.1301 ++ png_uint_32 bytes_to_skip = 0; 5.1302 ++ 5.1303 ++ while (png_ptr->idat_size == 0 || bytes_to_skip != 0) 5.1304 ++ { 5.1305 ++ png_crc_finish(png_ptr, bytes_to_skip); 5.1306 ++ bytes_to_skip = 0; 5.1307 ++ 5.1308 ++ png_ptr->idat_size = png_read_chunk_header(png_ptr); 5.1309 ++ if (png_ptr->num_frames_read == 0) 5.1310 ++ { 5.1311 ++ if (png_ptr->chunk_name != png_IDAT) 5.1312 ++ png_error(png_ptr, "Not enough image data"); 5.1313 ++ } 5.1314 ++ else 5.1315 ++ { 5.1316 ++ if (png_ptr->chunk_name == png_IEND) 5.1317 ++ png_error(png_ptr, "Not enough image data"); 5.1318 ++ if (png_ptr->chunk_name != png_fdAT) 5.1319 ++ { 5.1320 ++ png_warning(png_ptr, "Skipped (ignored) a chunk " 5.1321 ++ "between APNG chunks"); 5.1322 ++ bytes_to_skip = png_ptr->idat_size; 5.1323 ++ continue; 5.1324 ++ } 5.1325 ++ 5.1326 ++ png_ensure_sequence_number(png_ptr, png_ptr->idat_size); 5.1327 ++ 5.1328 ++ png_ptr->idat_size -= 4; 5.1329 ++ } 5.1330 ++ } 5.1331 ++#else 5.1332 + while (png_ptr->idat_size == 0) 5.1333 + { 5.1334 + png_crc_finish(png_ptr, 0); 5.1335 +@@ -4034,6 +4245,7 @@ 5.1336 + if (png_ptr->chunk_name != png_IDAT) 5.1337 + png_error(png_ptr, "Not enough image data"); 5.1338 + } 5.1339 ++#endif /* READ_APNG */ 5.1340 + 5.1341 + avail_in = png_ptr->IDAT_read_size; 5.1342 + 5.1343 +@@ -4097,6 +4309,9 @@ 5.1344 + 5.1345 + png_ptr->mode |= PNG_AFTER_IDAT; 5.1346 + png_ptr->flags |= PNG_FLAG_ZSTREAM_ENDED; 5.1347 ++#ifdef PNG_READ_APNG_SUPPORTED 5.1348 ++ png_ptr->num_frames_read++; 5.1349 ++#endif 5.1350 + 5.1351 + if (png_ptr->zstream.avail_in > 0 || png_ptr->idat_size > 0) 5.1352 + png_chunk_benign_error(png_ptr, "Extra compressed data"); 5.1353 +@@ -4535,4 +4750,80 @@ 5.1354 + 5.1355 + png_ptr->flags |= PNG_FLAG_ROW_INIT; 5.1356 + } 5.1357 ++ 5.1358 ++#ifdef PNG_READ_APNG_SUPPORTED 5.1359 ++/* This function is to be called after the main IDAT set has been read and 5.1360 ++ * before a new IDAT is read. It resets some parts of png_ptr 5.1361 ++ * to make them usable by the read functions again */ 5.1362 ++void /* PRIVATE */ 5.1363 ++png_read_reset(png_structp png_ptr) 5.1364 ++{ 5.1365 ++ png_ptr->mode &= ~PNG_HAVE_IDAT; 5.1366 ++ png_ptr->mode &= ~PNG_AFTER_IDAT; 5.1367 ++ png_ptr->row_number = 0; 5.1368 ++ png_ptr->pass = 0; 5.1369 ++} 5.1370 ++ 5.1371 ++void /* PRIVATE */ 5.1372 ++png_read_reinit(png_structp png_ptr, png_infop info_ptr) 5.1373 ++{ 5.1374 ++ png_ptr->width = info_ptr->next_frame_width; 5.1375 ++ png_ptr->height = info_ptr->next_frame_height; 5.1376 ++ png_ptr->rowbytes = PNG_ROWBYTES(png_ptr->pixel_depth,png_ptr->width); 5.1377 ++ png_ptr->info_rowbytes = PNG_ROWBYTES(info_ptr->pixel_depth, 5.1378 ++ png_ptr->width); 5.1379 ++ if (png_ptr->prev_row != NULL) 5.1380 ++ memset(png_ptr->prev_row, 0, png_ptr->rowbytes + 1); 5.1381 ++} 5.1382 ++ 5.1383 ++#ifdef PNG_PROGRESSIVE_READ_SUPPORTED 5.1384 ++/* same as png_read_reset() but for the progressive reader */ 5.1385 ++void /* PRIVATE */ 5.1386 ++png_progressive_read_reset(png_structp png_ptr) 5.1387 ++{ 5.1388 ++#ifdef PNG_READ_INTERLACING_SUPPORTED 5.1389 ++ /* Arrays to facilitate easy interlacing - use pass (0 - 6) as index */ 5.1390 ++ 5.1391 ++ /* Start of interlace block */ 5.1392 ++ static PNG_CONST png_byte png_pass_start[] = {0, 4, 0, 2, 0, 1, 0}; 5.1393 ++ 5.1394 ++ /* Offset to next interlace block */ 5.1395 ++ static PNG_CONST png_byte png_pass_inc[] = {8, 8, 4, 4, 2, 2, 1}; 5.1396 ++ 5.1397 ++ /* Start of interlace block in the y direction */ 5.1398 ++ static PNG_CONST png_byte png_pass_ystart[] = {0, 0, 4, 0, 2, 0, 1}; 5.1399 ++ 5.1400 ++ /* Offset to next interlace block in the y direction */ 5.1401 ++ static PNG_CONST png_byte png_pass_yinc[] = {8, 8, 8, 4, 4, 2, 2}; 5.1402 ++ 5.1403 ++ if (png_ptr->interlaced != 0) 5.1404 ++ { 5.1405 ++ if ((png_ptr->transformations & PNG_INTERLACE) == 0) 5.1406 ++ png_ptr->num_rows = (png_ptr->height + png_pass_yinc[0] - 1 - 5.1407 ++ png_pass_ystart[0]) / png_pass_yinc[0]; 5.1408 ++ else 5.1409 ++ png_ptr->num_rows = png_ptr->height; 5.1410 ++ 5.1411 ++ png_ptr->iwidth = (png_ptr->width + 5.1412 ++ png_pass_inc[png_ptr->pass] - 1 - 5.1413 ++ png_pass_start[png_ptr->pass]) / 5.1414 ++ png_pass_inc[png_ptr->pass]; 5.1415 ++ } 5.1416 ++ else 5.1417 ++#endif /* READ_INTERLACING */ 5.1418 ++ { 5.1419 ++ png_ptr->num_rows = png_ptr->height; 5.1420 ++ png_ptr->iwidth = png_ptr->width; 5.1421 ++ } 5.1422 ++ png_ptr->flags &= ~PNG_FLAG_ZSTREAM_ENDED; 5.1423 ++ if (inflateReset(&(png_ptr->zstream)) != Z_OK) 5.1424 ++ png_error(png_ptr, "inflateReset failed"); 5.1425 ++ png_ptr->zstream.avail_in = 0; 5.1426 ++ png_ptr->zstream.next_in = 0; 5.1427 ++ png_ptr->zstream.next_out = png_ptr->row_buf; 5.1428 ++ png_ptr->zstream.avail_out = (uInt)PNG_ROWBYTES(png_ptr->pixel_depth, 5.1429 ++ png_ptr->iwidth) + 1; 5.1430 ++} 5.1431 ++#endif /* PROGRESSIVE_READ */ 5.1432 ++#endif /* READ_APNG */ 5.1433 + #endif /* READ */ 5.1434 +Index: pngwutil.c 5.1435 +=================================================================== 5.1436 +--- a/pngwutil.c 5.1437 ++++ b/pngwutil.c 5.1438 +@@ -817,6 +817,11 @@ 5.1439 + /* Write the chunk */ 5.1440 + png_write_complete_chunk(png_ptr, png_IHDR, buf, (png_size_t)13); 5.1441 + 5.1442 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.1443 ++ png_ptr->first_frame_width = width; 5.1444 ++ png_ptr->first_frame_height = height; 5.1445 ++#endif 5.1446 ++ 5.1447 + if ((png_ptr->do_filter) == PNG_NO_FILTERS) 5.1448 + { 5.1449 + if (png_ptr->color_type == PNG_COLOR_TYPE_PALETTE || 5.1450 +@@ -998,7 +1003,15 @@ 5.1451 + optimize_cmf(data, png_image_size(png_ptr)); 5.1452 + #endif 5.1453 + 5.1454 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.1455 ++ if (png_ptr->num_frames_written == 0) 5.1456 ++#endif 5.1457 + png_write_complete_chunk(png_ptr, png_IDAT, data, size); 5.1458 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.1459 ++ else 5.1460 ++ png_write_fdAT(png_ptr, data, size); 5.1461 ++#endif /* WRITE_APNG */ 5.1462 ++ 5.1463 + png_ptr->mode |= PNG_HAVE_IDAT; 5.1464 + 5.1465 + png_ptr->zstream.next_out = data; 5.1466 +@@ -1044,7 +1057,15 @@ 5.1467 + optimize_cmf(data, png_image_size(png_ptr)); 5.1468 + #endif 5.1469 + 5.1470 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.1471 ++ if (png_ptr->num_frames_written == 0) 5.1472 ++#endif 5.1473 + png_write_complete_chunk(png_ptr, png_IDAT, data, size); 5.1474 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.1475 ++ else 5.1476 ++ png_write_fdAT(png_ptr, data, size); 5.1477 ++#endif /* WRITE_APNG */ 5.1478 ++ 5.1479 + png_ptr->zstream.avail_out = 0; 5.1480 + png_ptr->zstream.next_out = NULL; 5.1481 + png_ptr->mode |= PNG_HAVE_IDAT | PNG_AFTER_IDAT; 5.1482 +@@ -1858,6 +1879,82 @@ 5.1483 + } 5.1484 + #endif 5.1485 + 5.1486 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.1487 ++void /* PRIVATE */ 5.1488 ++png_write_acTL(png_structp png_ptr, 5.1489 ++ png_uint_32 num_frames, png_uint_32 num_plays) 5.1490 ++{ 5.1491 ++ png_byte buf[8]; 5.1492 ++ 5.1493 ++ png_debug(1, "in png_write_acTL"); 5.1494 ++ 5.1495 ++ png_ptr->num_frames_to_write = num_frames; 5.1496 ++ 5.1497 ++ if ((png_ptr->apng_flags & PNG_FIRST_FRAME_HIDDEN) != 0) 5.1498 ++ num_frames--; 5.1499 ++ 5.1500 ++ png_save_uint_32(buf, num_frames); 5.1501 ++ png_save_uint_32(buf + 4, num_plays); 5.1502 ++ 5.1503 ++ png_write_complete_chunk(png_ptr, png_acTL, buf, (png_size_t)8); 5.1504 ++} 5.1505 ++ 5.1506 ++void /* PRIVATE */ 5.1507 ++png_write_fcTL(png_structp png_ptr, png_uint_32 width, png_uint_32 height, 5.1508 ++ png_uint_32 x_offset, png_uint_32 y_offset, 5.1509 ++ png_uint_16 delay_num, png_uint_16 delay_den, png_byte dispose_op, 5.1510 ++ png_byte blend_op) 5.1511 ++{ 5.1512 ++ png_byte buf[26]; 5.1513 ++ 5.1514 ++ png_debug(1, "in png_write_fcTL"); 5.1515 ++ 5.1516 ++ if (png_ptr->num_frames_written == 0 && (x_offset != 0 || y_offset != 0)) 5.1517 ++ png_error(png_ptr, "x and/or y offset for the first frame aren't 0"); 5.1518 ++ if (png_ptr->num_frames_written == 0 && 5.1519 ++ (width != png_ptr->first_frame_width || 5.1520 ++ height != png_ptr->first_frame_height)) 5.1521 ++ png_error(png_ptr, "width and/or height in the first frame's fcTL " 5.1522 ++ "don't match the ones in IHDR"); 5.1523 ++ 5.1524 ++ /* more error checking */ 5.1525 ++ png_ensure_fcTL_is_valid(png_ptr, width, height, x_offset, y_offset, 5.1526 ++ delay_num, delay_den, dispose_op, blend_op); 5.1527 ++ 5.1528 ++ png_save_uint_32(buf, png_ptr->next_seq_num); 5.1529 ++ png_save_uint_32(buf + 4, width); 5.1530 ++ png_save_uint_32(buf + 8, height); 5.1531 ++ png_save_uint_32(buf + 12, x_offset); 5.1532 ++ png_save_uint_32(buf + 16, y_offset); 5.1533 ++ png_save_uint_16(buf + 20, delay_num); 5.1534 ++ png_save_uint_16(buf + 22, delay_den); 5.1535 ++ buf[24] = dispose_op; 5.1536 ++ buf[25] = blend_op; 5.1537 ++ 5.1538 ++ png_write_complete_chunk(png_ptr, png_fcTL, buf, (png_size_t)26); 5.1539 ++ 5.1540 ++ png_ptr->next_seq_num++; 5.1541 ++} 5.1542 ++ 5.1543 ++void /* PRIVATE */ 5.1544 ++png_write_fdAT(png_structp png_ptr, 5.1545 ++ png_const_bytep data, png_size_t length) 5.1546 ++{ 5.1547 ++ png_byte buf[4]; 5.1548 ++ 5.1549 ++ png_write_chunk_header(png_ptr, png_fdAT, (png_uint_32)(4 + length)); 5.1550 ++ 5.1551 ++ png_save_uint_32(buf, png_ptr->next_seq_num); 5.1552 ++ png_write_chunk_data(png_ptr, buf, 4); 5.1553 ++ 5.1554 ++ png_write_chunk_data(png_ptr, data, length); 5.1555 ++ 5.1556 ++ png_write_chunk_end(png_ptr); 5.1557 ++ 5.1558 ++ png_ptr->next_seq_num++; 5.1559 ++} 5.1560 ++#endif /* WRITE_APNG */ 5.1561 ++ 5.1562 + /* Initializes the row writing capability of libpng */ 5.1563 + void /* PRIVATE */ 5.1564 + png_write_start_row(png_structrp png_ptr) 5.1565 +@@ -2752,4 +2849,39 @@ 5.1566 + } 5.1567 + #endif /* WRITE_FLUSH */ 5.1568 + } 5.1569 ++ 5.1570 ++#ifdef PNG_WRITE_APNG_SUPPORTED 5.1571 ++void /* PRIVATE */ 5.1572 ++png_write_reset(png_structp png_ptr) 5.1573 ++{ 5.1574 ++ png_ptr->row_number = 0; 5.1575 ++ png_ptr->pass = 0; 5.1576 ++ png_ptr->mode &= ~PNG_HAVE_IDAT; 5.1577 ++} 5.1578 ++ 5.1579 ++void /* PRIVATE */ 5.1580 ++png_write_reinit(png_structp png_ptr, png_infop info_ptr, 5.1581 ++ png_uint_32 width, png_uint_32 height) 5.1582 ++{ 5.1583 ++ if (png_ptr->num_frames_written == 0 && 5.1584 ++ (width != png_ptr->first_frame_width || 5.1585 ++ height != png_ptr->first_frame_height)) 5.1586 ++ png_error(png_ptr, "width and/or height in the first frame's fcTL " 5.1587 ++ "don't match the ones in IHDR"); 5.1588 ++ if (width > png_ptr->first_frame_width || 5.1589 ++ height > png_ptr->first_frame_height) 5.1590 ++ png_error(png_ptr, "width and/or height for a frame greater than " 5.1591 ++ "the ones in IHDR"); 5.1592 ++ 5.1593 ++ png_set_IHDR(png_ptr, info_ptr, width, height, 5.1594 ++ info_ptr->bit_depth, info_ptr->color_type, 5.1595 ++ info_ptr->interlace_type, info_ptr->compression_type, 5.1596 ++ info_ptr->filter_type); 5.1597 ++ 5.1598 ++ png_ptr->width = width; 5.1599 ++ png_ptr->height = height; 5.1600 ++ png_ptr->rowbytes = PNG_ROWBYTES(png_ptr->pixel_depth, width); 5.1601 ++ png_ptr->usr_width = png_ptr->width; 5.1602 ++} 5.1603 ++#endif /* WRITE_APNG */ 5.1604 + #endif /* WRITE */ 5.1605 +Index: scripts/symbols.def 5.1606 +=================================================================== 5.1607 +--- a/scripts/symbols.def 5.1608 ++++ b/scripts/symbols.def 5.1609 +@@ -250,3 +250,23 @@ 5.1610 + png_get_palette_max @243 5.1611 + png_set_option @244 5.1612 + png_image_write_to_memory @245 5.1613 ++ png_get_acTL @246 5.1614 ++ png_set_acTL @247 5.1615 ++ png_get_num_frames @248 5.1616 ++ png_get_num_plays @249 5.1617 ++ png_get_next_frame_fcTL @250 5.1618 ++ png_set_next_frame_fcTL @251 5.1619 ++ png_get_next_frame_width @252 5.1620 ++ png_get_next_frame_height @253 5.1621 ++ png_get_next_frame_x_offset @254 5.1622 ++ png_get_next_frame_y_offset @255 5.1623 ++ png_get_next_frame_delay_num @256 5.1624 ++ png_get_next_frame_delay_den @257 5.1625 ++ png_get_next_frame_dispose_op @258 5.1626 ++ png_get_next_frame_blend_op @259 5.1627 ++ png_get_first_frame_is_hidden @260 5.1628 ++ png_set_first_frame_is_hidden @261 5.1629 ++ png_read_frame_head @262 5.1630 ++ png_set_progressive_frame_fn @263 5.1631 ++ png_write_frame_head @264 5.1632 ++ png_write_frame_tail @265
6.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 6.2 +++ b/libpng16/stuff/patches/series Fri Jun 16 03:38:59 2017 +0300 6.3 @@ -0,0 +1,1 @@ 6.4 +libpng-1.6.28-apng.patch
7.1 --- a/perl-gtk2-trayicon/receipt Fri Jun 16 01:31:57 2017 +0300 7.2 +++ b/perl-gtk2-trayicon/receipt Fri Jun 16 03:38:59 2017 +0300 7.3 @@ -12,7 +12,8 @@ 7.4 WGET_URL="https://cpan.metacpan.org/authors/id/B/BO/BORUP/$TARBALL" 7.5 7.6 DEPENDS="perl-gtk2" 7.7 -BUILD_DEPENDS="$DEPENDS perl-extutils-depends perl-extutils-pkgconfig gtk+-dev" 7.8 +BUILD_DEPENDS="$DEPENDS perl-dev perl-extutils-depends perl-extutils-pkgconfig \ 7.9 +gtk+-dev" 7.10 7.11 # Rules to configure and make the package. 7.12 compile_rules()
8.1 --- a/perl-gtk2/receipt Fri Jun 16 01:31:57 2017 +0300 8.2 +++ b/perl-gtk2/receipt Fri Jun 16 03:38:59 2017 +0300 8.3 @@ -13,7 +13,7 @@ 8.4 8.5 DEPENDS="perl-glib perl-pango atk cairo fontconfig freetype gdk-pixbuf glib \ 8.6 gtk+ libgio pango" 8.7 -BUILD_DEPENDS="perl-glib perl-pango perl-extutils-depends \ 8.8 +BUILD_DEPENDS="perl-dev perl-glib perl-pango perl-extutils-depends \ 8.9 perl-extutils-pkgconfig gtk+-dev" 8.10 8.11 # Rules to configure and make the package.
9.1 --- a/pygobject/receipt Fri Jun 16 01:31:57 2017 +0300 9.2 +++ b/pygobject/receipt Fri Jun 16 03:38:59 2017 +0300 9.3 @@ -12,7 +12,7 @@ 9.4 WGET_URL="$GNOME_MIRROR/$PACKAGE/${VERSION%.*}/$TARBALL" 9.5 9.6 BUILD_DEPENDS="python python-dev pkg-config glib-dev libgio-dev pycairo-dev \ 9.7 -cairo-dev libffi-dev" 9.8 +cairo-dev libffi-dev util-linux-mount-dev" 9.9 SPLIT="pygobject-dev" 9.10 9.11 # Rules to configure and make the package.