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comparison scripts/io/Tiff.m @ 31131:7349994f30f8

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Tiff: fixed the first test to use a single-pixel image * Tiff.m: modified the test to use an image with one pixel instead of an empty image. * __tiff__.cc: fixed bugs in PlanarConfiguration tag and in type checking for writeEncodedStrip.
author magedrifaat <magedrifaat@gmail.com>
date Mon, 25 Jul 2022 04:15:18 +0200
parents 7851c5b9c950
children c66f7c227e50
comparison
equal deleted inserted replaced
31130:8475bdb70457 31131:7349994f30f8
1 classdef Tiff 1 classdef Tiff
2 properties (Constant = true) 2 properties (Constant = true)
3 % TODO(maged): Add the remaining fields
4 TagID = struct( 3 TagID = struct(
5 "SubFileType", 254, 4 "SubFileType", 254,
6 "ImageWidth", 256, 5 "ImageWidth", 256,
7 "ImageLength", 257, 6 "ImageLength", 257,
8 "BitsPerSample", 258, 7 "BitsPerSample", 258,
110 109
111 % TODO(maged): add documentation and make print_usage work 110 % TODO(maged): add documentation and make print_usage work
112 endmethods 111 endmethods
113 endclassdef 112 endclassdef
114 113
115 ## test empty image 114 ## test one-pixel image
116 %!testif HAVE_TIFF 115 %!testif HAVE_TIFF
117 %! filename = [tempname() ".tif"]; 116 %! filename = [tempname() ".tif"];
118 %! unwind_protect 117 %! unwind_protect
119 %! a = Tiff (filename, "w"); 118 %! a = Tiff (filename, "w");
119 %! setTag(a, "ImageWidth", 1);
120 %! setTag(a, "ImageLength", 1);
121 %! setTag(a, "BitsPerSample", 8);
122 %! data = uint8([255]);
123 %! writeEncodedStrip(a, 1, data);
120 %! a.close (); 124 %! a.close ();
121 %! a = Tiff (filename, "rh"); 125 %! a = Tiff (filename, "r");
126 %! data2 = a.read();
127 %! assert (all (size(data) == [1, 1]));
128 %! assert (data(1) == 255);
122 %! a.close (); 129 %! a.close ();
123 %! unwind_protect_cleanup 130 %! unwind_protect_cleanup
124 %! unlink (filename); 131 %! unlink (filename);
125 %! end_unwind_protect 132 %! end_unwind_protect