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Updated libtiff to 4.2.0 #5153

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merged 2 commits into from Dec 30, 2020
Merged

Updated libtiff to 4.2.0 #5153

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8dd5913
Updated libtiff to 4.2.0
radarhere Dec 30, 2020
6b21a96
Changed readcount so that _TIFFSetGetType can identify the type
radarhere Dec 30, 2020
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4 changes: 2 additions & 2 deletions src/libImaging/TiffDecode.c
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Expand Up @@ -378,7 +378,7 @@ int ImagingLibTiffDecode(Imaging im, ImagingCodecState state, UINT8* buffer, Py_
TIFFClose(tiff);
return -1;
}

state->bytes = row_byte_size * tile_length;

if (TIFFTileSize(tiff) > state->bytes) {
Expand Down Expand Up @@ -578,7 +578,7 @@ int ImagingLibTiffMergeFieldInfo(ImagingCodecState state, TIFFDataType field_typ

// custom fields added with ImagingLibTiffMergeFieldInfo are only used for
// decoding, ignore readcount;
int readcount = 0;
int readcount = 1;
// we support writing a single value, or a variable number of values
int writecount = 1;
// whether the first value should encode the number of values.
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6 changes: 3 additions & 3 deletions winbuild/build_prepare.py
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Expand Up @@ -141,9 +141,9 @@ def cmd_msbuild(
"libs": [r"*.lib"],
},
"libtiff": {
"url": "https://download.osgeo.org/libtiff/tiff-4.1.0.tar.gz",
"filename": "tiff-4.1.0.tar.gz",
"dir": "tiff-4.1.0",
"url": "https://download.osgeo.org/libtiff/tiff-4.2.0.tar.gz",
"filename": "tiff-4.2.0.tar.gz",
"dir": "tiff-4.2.0",
"build": [
cmd_copy(r"{winbuild_dir}\tiff.opt", "nmake.opt"),
cmd_nmake("makefile.vc", "clean"),
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4 changes: 4 additions & 0 deletions winbuild/tiff.opt
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Expand Up @@ -66,6 +66,10 @@ ZIP_SUPPORT = 1
ZLIB_INCLUDE = -I$(INCLIB)
ZLIB_LIB = $(INCLIB)/zlib.lib

# Indicate if the compiler provides strtoll/strtoull (default 1)
# Users of MSVC++ 14.0 ("Visual Studio 2015") and later should set this to 1
HAVE_STRTOLL = 1

#
# Uncomment and edit following lines to enable ISO JBIG support
#
Expand Down