# to make sure we get expected values
use strict;
-use Test::More tests => 230;
+use Test::More tests => 431;
BEGIN { use_ok(Imager => qw(:handy :all)) }
-use Imager::Test qw(image_bounds_checks is_color3 is_color4 is_fcolor4 color_cmp mask_tests);
+use Imager::Test qw(image_bounds_checks is_color3 is_color4 is_fcolor4 color_cmp mask_tests is_fcolor3);
-d "testout" or mkdir "testout";
ok(!grep($_ != $blue_idx, @pals[50..99]), "check for blue");
is(Imager::i_gpal($im_pal, 0, 100, 0), "\0" x 50 . "\2" x 50,
"gpal in scalar context");
-my @samp = Imager::i_gsamp($im_pal, 0, 100, 0, 0, 1, 2);
+my @samp = Imager::i_gsamp($im_pal, 0, 100, 0, [ 0, 1, 2 ]);
is(@samp, 300, "gsamp count in list context");
my @samp_exp = ((255, 0, 0) x 50, (0, 0, 255) x 50);
is_deeply(\@samp, \@samp_exp, "gsamp list deep compare");
-my $samp = Imager::i_gsamp($im_pal, 0, 100, 0, 0, 1, 2);
+my $samp = Imager::i_gsamp($im_pal, 0, 100, 0, [ 0, 1, 2 ]);
is(length($samp), 300, "gsamp scalar length");
is($samp, "\xFF\0\0" x 50 . "\0\0\xFF" x 50, "gsamp scalar bytes");
is_color3($colors[1], 0, 255, 0, "still green");
is_color3($colors[2], 0, 0, 255, "still blue");
is_color3($colors[3], 0, 0, 0, "still black");
- is(Imager::i_gsamp($im_pal2, 0, 100, 0, 0, 1, 2),
- "\0\xFF\0\0\0\0"."\xFF\0\0" x 48 . "\0\0\xFF" x 50,
- "colors are still correct");
+ is_deeply([ unpack("C", Imager::i_gsamp($im_pal2, 0, 100, 0, [ 0, 1, 2 ])) ],
+ [ unpack("C", "\0\xFF\0\0\0\0"."\xFF\0\0" x 48 . "\0\0\xFF" x 50) ],
+ "colors are still correct");
}
# test the OO interfaces
my $impal2 = Imager->new(type=>'pseudo', xsize=>200, ysize=>201);
-ok($impal2, "make paletted via OO");
+ok($impal2, "make paletted via OO")
+ or diag(Imager->errstr);
is($impal2->getchannels, 3, "check channels");
is($impal2->bits, 8, "check bits");
is($impal2->type, 'paletted', "check type");
"we can setcolors");
# make an rgb version
- my $imrgb2 = $impal2->to_rgb8();
+ my $imrgb2 = $impal2->to_rgb8()
+ or diag($impal2->errstr);
is($imrgb2->type, 'direct', "converted is direct");
# and back again, specifying the palette
is($impal3->type, 'paletted', "and is paletted");
}
+{ # to_rgb on incomplete image
+ my $im = Imager->new;
+ ok($im, "make empty image");
+ ok(!$im->to_rgb8, "convert to rgb8");
+ is($im->errstr, "empty input image", "check message");
+}
+
{ # basic checks, 8-bit direct images
my $im = Imager->new(xsize => 2, ysize => 3);
ok($im, 'create 8-bit direct image');
SKIP:
{
use Config;
- skip("don't want to allocate 4Gb", 8) unless $Config{intsize} == 4;
+ skip("don't want to allocate 4Gb", 8) unless $Config{ptrsize} == 4;
my $uint_range = 256 ** $Config{intsize};
print "# range $uint_range\n";
[ map $_->rgba, Imager::i_glinf($im, 2, 9, 4) ],
"check colors were written");
- is_deeply([ Imager::i_gsamp($im, 0, 10, 0, (0, 3)) ],
+ is_deeply([ Imager::i_gsamp($im, 0, 10, 0, [ 0, 3 ]) ],
[ (0, 0) x 5, (255, 255), (0, 0) x 4 ],
"i_gsamp list context");
is("0000" x 5 . "FFFF" . "0000" x 4,
- uc unpack("H*", Imager::i_gsamp($im, 0, 10, 0, (0, 3))),
+ uc unpack("H*", Imager::i_gsamp($im, 0, 10, 0, [ 0, 3 ])),
"i_gsamp scalar context");
- is_deeply([ Imager::i_gsampf($im, 2, 9, 4, 0, 2, 3) ],
+ is_deeply([ Imager::i_gsampf($im, 2, 9, 4, [ 0, 2, 3 ]) ],
[ (1.0, 0, 1.0) x 3, (0, 1.0, 1.0) x 2, (0, 0, 0),
(1.0, 1.0, 1.0) ], "i_gsampf - list context");
- is_deeply([ unpack("d*", Imager::i_gsampf($im, 2, 9, 4, 0, 2, 3)) ],
+ is_deeply([ unpack("d*", Imager::i_gsampf($im, 2, 9, 4, [ 0, 2, 3 ])) ],
[ (1.0, 0, 1.0) x 3, (0, 1.0, 1.0) x 2, (0, 0, 0),
(1.0, 1.0, 1.0) ], "i_gsampf - scalar context");
print "# end low-level scan-line function tests\n";
}
+my $psamp_outside_error = "Image position outside of image";
+{ # psamp
+ print "# psamp\n";
+ my $imraw = Imager::ImgRaw::new(10, 20, 3);
+ {
+ is(Imager::i_psamp($imraw, 0, 2, undef, [ 255, 128, 64 ]), 3,
+ "i_psamp def channels, 3 samples");
+ is_color3(Imager::i_get_pixel($imraw, 0, 2), 255, 128, 64,
+ "check color written");
+ Imager::i_img_setmask($imraw, 5);
+ is(Imager::i_psamp($imraw, 1, 3, undef, [ 64, 128, 192 ]), 3,
+ "i_psamp def channels, 3 samples, masked");
+ is_color3(Imager::i_get_pixel($imraw, 1, 3), 64, 0, 192,
+ "check color written");
+ is(Imager::i_psamp($imraw, 1, 7, [ 0, 1, 2 ], [ 64, 128, 192 ]), 3,
+ "i_psamp channels listed, 3 samples, masked");
+ is_color3(Imager::i_get_pixel($imraw, 1, 7), 64, 0, 192,
+ "check color written");
+ Imager::i_img_setmask($imraw, ~0);
+ is(Imager::i_psamp($imraw, 2, 4, [ 0, 1 ], [ 255, 128, 64, 32 ]), 4,
+ "i_psamp channels [0, 1], 4 samples");
+ is_color3(Imager::i_get_pixel($imraw, 2, 4), 255, 128, 0,
+ "check first color written");
+ is_color3(Imager::i_get_pixel($imraw, 3, 4), 64, 32, 0,
+ "check second color written");
+ is(Imager::i_psamp($imraw, 0, 5, [ 0, 1, 2 ], [ (128, 63, 32) x 10 ]), 30,
+ "write a full row");
+ is_deeply([ Imager::i_gsamp($imraw, 0, 10, 5, [ 0, 1, 2 ]) ],
+ [ (128, 63, 32) x 10 ],
+ "check full row");
+ is(Imager::i_psamp($imraw, 8, 8, [ 0, 1, 2 ],
+ [ 255, 128, 32, 64, 32, 16, 32, 16, 8 ]),
+ 6, "i_psamp channels [0, 1, 2], 9 samples, but room for 6");
+ is(Imager::i_psamp($imraw, 4, 6, undef, [ 0 .. 18 ], 1), 18,
+ "psamp with offset");
+ is_deeply([ Imager::i_gsamp($imraw, 0, 10, 6, undef) ],
+ [ (0) x 12, 1 .. 18 ],
+ "check result");
+ is(Imager::i_psamp($imraw, 4, 11, undef, [ 0 .. 18 ], 1, 3), 9,
+ "psamp with offset and width");
+ is_deeply([ Imager::i_gsamp($imraw, 0, 10, 11, undef) ],
+ [ (0) x 12, 1 .. 9, (0) x 9 ],
+ "check result");
+ }
+ { # errors we catch
+ is(Imager::i_psamp($imraw, 6, 8, [ 0, 1, 3 ], [ 255, 128, 32 ]),
+ undef, "i_psamp channels [0, 1, 3], 3 samples (invalid channel number)");
+ is(_get_error(), "No channel 3 in this image",
+ "check error message");
+ is(Imager::i_psamp($imraw, 6, 8, [ 0, 1, -1 ], [ 255, 128, 32 ]),
+ undef, "i_psamp channels [0, 1, -1], 3 samples (invalid channel number)");
+ is(_get_error(), "No channel -1 in this image",
+ "check error message");
+ is(Imager::i_psamp($imraw, 0, -1, undef, [ 0, 0, 0 ]), undef,
+ "negative y");
+ is(_get_error(), $psamp_outside_error,
+ "check error message");
+ is(Imager::i_psamp($imraw, 0, 20, undef, [ 0, 0, 0 ]), undef,
+ "y overflow");
+ is(_get_error(), $psamp_outside_error,
+ "check error message");
+ is(Imager::i_psamp($imraw, -1, 0, undef, [ 0, 0, 0 ]), undef,
+ "negative x");
+ is(_get_error(), $psamp_outside_error,
+ "check error message");
+ is(Imager::i_psamp($imraw, 10, 0, undef, [ 0, 0, 0 ]), undef,
+ "x overflow");
+ is(_get_error(), $psamp_outside_error,
+ "check error message");
+ }
+ { # test the im_sample_list typemap
+ ok(!eval { Imager::i_psamp($imraw, 9, 9, [ 0 ], undef); 1 },
+ "pass undef as the sample list");
+ like($@, qr/data must be a scalar or an arrayref/,
+ "check message");
+ ok(!eval { Imager::i_psamp($imraw, 9, 9, [ 0 ], { a => 1 }); 1 },
+ "hashref as the sample list");
+ like($@, qr/data must be a scalar or an arrayref/,
+ "check message");
+ ok(!eval { Imager::i_psamp($imraw, 9, 9, [ 0 ], []); 1 },
+ "empty sample list");
+ like($@, qr/i_psamp: no samples provided in data/,
+ "check message");
+ ok(!eval { Imager::i_psamp($imraw, 9, 9, [ 0 ], ""); 1 },
+ "empty scalar sample list");
+ like($@, qr/i_psamp: no samples provided in data/,
+ "check message");
+
+ # not the typemap
+ is(Imager::i_psamp($imraw, 0, 8, undef, [ (0) x 3 ], -1), undef,
+ "negative offset");
+ is(_get_error(), "offset must be non-negative",
+ "check message");
+
+ is(Imager::i_psamp($imraw, 0, 8, undef, [ (0) x 3 ], 4), undef,
+ "too high offset");
+ is(_get_error(), "offset greater than number of samples supplied",
+ "check message");
+ }
+ print "# end psamp tests\n";
+}
+
+{ # psampf
+ print "# psampf\n";
+ my $imraw = Imager::ImgRaw::new(10, 20, 3);
+ {
+ is(Imager::i_psampf($imraw, 0, 2, undef, [ 1, 0.5, 0.25 ]), 3,
+ "i_psampf def channels, 3 samples");
+ is_color3(Imager::i_get_pixel($imraw, 0, 2), 255, 127, 63,
+ "check color written");
+ Imager::i_img_setmask($imraw, 5);
+ is(Imager::i_psampf($imraw, 1, 3, undef, [ 0.25, 0.5, 0.75 ]), 3,
+ "i_psampf def channels, 3 samples, masked");
+ is_color3(Imager::i_get_pixel($imraw, 1, 3), 63, 0, 191,
+ "check color written");
+ is(Imager::i_psampf($imraw, 1, 7, [ 0, 1, 2 ], [ 0.25, 0.5, 0.75 ]), 3,
+ "i_psampf channels listed, 3 samples, masked");
+ is_color3(Imager::i_get_pixel($imraw, 1, 7), 63, 0, 191,
+ "check color written");
+ Imager::i_img_setmask($imraw, ~0);
+ is(Imager::i_psampf($imraw, 2, 4, [ 0, 1 ], [ 1, 0.5, 0.25, 0.125 ]), 4,
+ "i_psampf channels [0, 1], 4 samples");
+ is_color3(Imager::i_get_pixel($imraw, 2, 4), 255, 127, 0,
+ "check first color written");
+ is_color3(Imager::i_get_pixel($imraw, 3, 4), 63, 31, 0,
+ "check second color written");
+ is(Imager::i_psampf($imraw, 0, 5, [ 0, 1, 2 ], [ (0.5, 0.25, 0.125) x 10 ]), 30,
+ "write a full row");
+ is_deeply([ Imager::i_gsamp($imraw, 0, 10, 5, [ 0, 1, 2 ]) ],
+ [ (127, 63, 31) x 10 ],
+ "check full row");
+ is(Imager::i_psampf($imraw, 8, 8, [ 0, 1, 2 ],
+ [ 1.0, 0.5, 0.125, 0.25, 0.125, 0.0625, 0.125, 0, 1 ]),
+ 6, "i_psampf channels [0, 1, 2], 9 samples, but room for 6");
+ is(Imager::i_psampf($imraw, 4, 6, undef, [ map $_/254.9, 0 .. 18 ], 1), 18,
+ "psampf with offset");
+ is_deeply([ Imager::i_gsamp($imraw, 0, 10, 6, undef) ],
+ [ (0) x 12, 1 .. 18 ],
+ "check result");
+ is(Imager::i_psampf($imraw, 4, 11, undef, [ map $_/254.9, 0 .. 18 ], 1, 3), 9,
+ "psampf with offset and width");
+ is_deeply([ Imager::i_gsamp($imraw, 0, 10, 11, undef) ],
+ [ (0) x 12, 1 .. 9, (0) x 9 ],
+ "check result");
+ }
+ { # errors we catch
+ is(Imager::i_psampf($imraw, 6, 8, [ 0, 1, 3 ], [ 1, 0.5, 0.125 ]),
+ undef, "i_psampf channels [0, 1, 3], 3 samples (invalid channel number)");
+ is(_get_error(), "No channel 3 in this image",
+ "check error message");
+ is(Imager::i_psampf($imraw, 6, 8, [ 0, 1, -1 ], [ 1, 0.5, 0.125 ]),
+ undef, "i_psampf channels [0, 1, -1], 3 samples (invalid channel number)");
+ is(_get_error(), "No channel -1 in this image",
+ "check error message");
+ is(Imager::i_psampf($imraw, 0, -1, undef, [ 0, 0, 0 ]), undef,
+ "negative y");
+ is(_get_error(), $psamp_outside_error,
+ "check error message");
+ is(Imager::i_psampf($imraw, 0, 20, undef, [ 0, 0, 0 ]), undef,
+ "y overflow");
+ is(_get_error(), $psamp_outside_error,
+ "check error message");
+ is(Imager::i_psampf($imraw, -1, 0, undef, [ 0, 0, 0 ]), undef,
+ "negative x");
+ is(_get_error(), $psamp_outside_error,
+ "check error message");
+ is(Imager::i_psampf($imraw, 10, 0, undef, [ 0, 0, 0 ]), undef,
+ "x overflow");
+ is(_get_error(), $psamp_outside_error,
+ "check error message");
+ }
+ { # test the im_fsample_list typemap
+ ok(!eval { Imager::i_psampf($imraw, 9, 9, [ 0 ], undef); 1 },
+ "pass undef as the sample list");
+ like($@, qr/data must be a scalar or an arrayref/,
+ "check message");
+ ok(!eval { Imager::i_psampf($imraw, 9, 9, [ 0 ], { a => 1 }); 1 },
+ "hashref as the sample list");
+ like($@, qr/data must be a scalar or an arrayref/,
+ "check message");
+ ok(!eval { Imager::i_psampf($imraw, 9, 9, [ 0 ], []); 1 },
+ "empty sample list");
+ like($@, qr/i_psampf: no samples provided in data/,
+ "check message");
+ ok(!eval { Imager::i_psampf($imraw, 9, 9, [ 0 ], ""); 1 },
+ "empty scalar sample list");
+ like($@, qr/i_psampf: no samples provided in data/,
+ "check message");
+
+ # not the typemap
+ is(Imager::i_psampf($imraw, 0, 8, undef, [ (0) x 3 ], -1), undef,
+ "negative offset");
+ is(_get_error(), "offset must be non-negative",
+ "check message");
+
+ is(Imager::i_psampf($imraw, 0, 8, undef, [ (0) x 3 ], 4), undef,
+ "too high offset");
+ is(_get_error(), "offset greater than number of samples supplied",
+ "check message");
+ }
+ print "# end psampf tests\n";
+}
+
{
print "# OO level scanline function tests\n";
my $im = Imager->new(xsize=>10, ysize=>10, channels=>4);
print "# end OO level scanline function tests\n";
}
+{ # RT 74882
+ # for the non-gsamp_bits case with a target parameter it was
+ # treating the target parameter as a hashref
+ {
+ my $im = Imager->new(xsize => 10, ysize => 10);
+ my $c1 = NC(0, 63, 255);
+ my $c2 = NC(255, 128, 255);
+ is($im->setscanline(y => 1, pixels => [ ( $c1, $c2 ) x 5 ]),
+ 10, "set some test data")
+ or diag "setscanline: ", $im->errstr;
+ my @target;
+ is($im->getsamples(y => 1, x => 1, target => \@target, width => 3),
+ 9, "getsamples to target");
+ is_deeply(\@target, [ 255, 128, 255, 0, 63, 255, 255, 128, 255 ],
+ "check result");
+ }
+ {
+ my $im = Imager->new(xsize => 10, ysize => 10, bits => "double");
+ my $c1 = NCF(0, 0.25, 1.0);
+ my $c2 = NCF(1.0, 0.5, 1.0);
+ is($im->setscanline(y => 1, pixels => [ ( $c1, $c2 ) x 5 ]),
+ 10, "set some test data")
+ or diag "setscanline: ", $im->errstr;
+ my @target;
+ is($im->getsamples(y => 1, x => 1, target => \@target, width => 3, type => "float"),
+ 9, "getsamples to target");
+ is_deeply(\@target, [ 1.0, 0.5, 1.0, 0, 0.25, 1.0, 1.0, 0.5, 1.0 ],
+ "check result");
+ }
+}
+
{ # to avoid confusion, i_glin/i_glinf modified to return 0 in unused
# channels at the perl level
my $im = Imager->new(xsize => 4, ysize => 4, channels => 2);
image_bounds_checks($im);
}
+{ # setsamples() interface to psamp()
+ my $im = Imager->new(xsize => 10, ysize => 10);
+ is($im->setsamples(y => 1, x => 2, data => [ 1 .. 6 ]), 6,
+ "simple put (array), default channels");
+ is_deeply([ $im->getsamples(y => 1, x => 0) ],
+ [ (0) x 6, 1 .. 6, (0) x 18 ], "check they were stored");
+ is($im->setsamples(y => 3, x => 3, data => pack("C*", 2 .. 10 )), 9,
+ "simple put (scalar), default channels")
+ or diag $im->errstr;
+ is_deeply([ $im->getsamples(y => 3, x => 0) ],
+ [ (0) x 9, 2 .. 10, (0) x 12 ], "check they were stored");
+ is($im->setsamples(y => 4, x => 4, data => [ map $_ / 254.5, 1 .. 6 ], type => 'float'),
+ 6, "simple put (float array), default channels");
+ is_deeply([ $im->getsamples(y => 4, x => 0) ],
+ [ (0) x 12, 1 .. 6, (0) x 12 ], "check they were stored");
+
+ is($im->setsamples(y => 5, x => 3, data => pack("d*", map $_ / 254.5, 1 .. 6), type => 'float'),
+ 6, "simple put (float scalar), default channels");
+ is_deeply([ $im->getsamples(y => 5, x => 0) ],
+ [ (0) x 9, 1 .. 6, (0) x 15 ], "check they were stored");
+
+ is($im->setsamples(y => 7, x => 3, data => [ 0 .. 18 ], offset => 1), 18,
+ "setsamples offset");
+ is_deeply([ $im->getsamples(y => 7) ],
+ [ (0) x 9, 1 .. 18, (0) x 3 ],
+ "check result");
+
+ is($im->setsamples(y => 8, x => 3, data => [ map $_ / 254.9, 0 .. 18 ],
+ offset => 1, type => 'float'),
+ 18, "setsamples offset (float)");
+ is_deeply([ $im->getsamples(y => 8) ],
+ [ (0) x 9, 1 .. 18, (0) x 3 ],
+ "check result");
+
+ is_deeply([ $im->setsamples(y => 6, x => 10, data => [ (0) x 3 ]) ],
+ [], "check out of range result (8bit)");
+ is($im->errstr, $psamp_outside_error, "check error message");
+
+ is_deeply([ $im->setsamples(y => 6, x => 10, data => [ (0) x 3 ], type => "float") ],
+ [], "check out of range result (float)");
+ is($im->errstr, $psamp_outside_error, "check error message");
+
+ is_deeply([ $im->setsamples(y => 6, x => 2, channels => [0, 1, 3 ],
+ data => [ (0) x 3 ]) ],
+ [], "check bad channels (8bit)");
+ is($im->errstr, "No channel 3 in this image",
+ "check error message");
+
+ is_deeply([ $im->setsamples(y => 6, x => 2, channels => [0, 1, 3 ],
+ data => [ (0) x 3 ], type => "float") ],
+ [], "check bad channels (float)");
+ is($im->errstr, "No channel 3 in this image",
+ "check error message");
+
+ is($im->setsamples(y => 5, data => [ (0) x 3 ], type => "bad"),
+ undef, "setsamples with bad type");
+ is($im->errstr, "setsamples: type parameter invalid",
+ "check error message");
+ is($im->setsamples(y => 5),
+ undef, "setsamples with no data");
+ is($im->errstr, "setsamples: data parameter missing",
+ "check error message");
+
+ my $imempty = Imager->new;
+ is($imempty->setsamples(y => 0, data => [ (0) x 3 ]), undef,
+ "setsamples to empty image");
+ is($imempty->errstr, "setsamples: empty input image",
+ "check error message");
+}
+
+{ # getpixel parameters
+ my $im = Imager->new(xsize => 10, ysize => 10);
+ $im->box(filled => 1, xmax => 4, color => NC(255, 0, 0));
+ $im->box(filled => 1, xmin => 5, ymax => 4, color => NC(0, 255, 255));
+ $im->box(filled => 1, xmin => 5, ymin => 5, color => NC(255, 0, 255));
+ { # error handling
+ my $empty = Imager->new;
+ ok(!$empty->getpixel(x => 0, y => 0), "getpixel empty image");
+ is($empty->errstr, "getpixel: empty input image", "check message");
+
+ ok(!$im->getpixel(y => 0), "missing x");
+ is($im->errstr, "getpixel: missing x or y parameter", "check message");
+
+ $im->_set_error("something different");
+ ok(!$im->getpixel(x => 0), "missing y");
+ is($im->errstr, "getpixel: missing x or y parameter", "check message");
+
+ ok(!$im->getpixel(x => [], y => 0), "empty x array ref");
+ is($im->errstr, "getpixel: x is a reference to an empty array",
+ "check message");
+
+ ok(!$im->getpixel(x => 0, y => []), "empty y array ref");
+ is($im->errstr, "getpixel: y is a reference to an empty array",
+ "check message");
+
+ ok(!$im->getpixel(x => 0, y => 0, type => "bad"), "bad type (scalar path)");
+ is($im->errstr, "getpixel: type must be '8bit' or 'float'",
+ "check message");
+
+ $im->_set_error("something different");
+ ok(!$im->getpixel(x => [ 0 ], y => [ 0 ], type => "bad"),
+ "bad type (array path)");
+ is($im->errstr, "getpixel: type must be '8bit' or 'float'",
+ "check message");
+ }
+
+ # simple calls
+ is_color3($im->getpixel(x => 1, y => 0), 255, 0, 0,
+ "getpixel(1, 0)");
+ is_color3($im->getpixel(x => 8, y => 1), 0, 255, 255,
+ "getpixel(8, 1)");
+ is_color3($im->getpixel(x => 8, y => 7), 255, 0, 255,
+ "getpixel(8, 7)");
+
+ {
+ # simple arrayrefs
+ my @colors = $im->getpixel(x => [ 0, 8, 7 ], y => [ 0, 7, 3 ]);
+ is(@colors, 3, "getpixel 2 3 element array refs");
+ is_color3($colors[0], 255, 0, 0, "check first color");
+ is_color3($colors[1], 255, 0, 255, "check second color");
+ is_color3($colors[2], 0, 255, 255, "check third color");
+ }
+
+ # array and scalar
+ {
+ my @colors = $im->getpixel(x => 5, y => [ 4, 5, 9 ]);
+ is(@colors, 3, "getpixel x scalar, y arrayref of 3");
+ is_color3($colors[0], 0, 255, 255, "check first color");
+ is_color3($colors[1], 255, 0, 255, "check second color");
+ is_color3($colors[2], 255, 0, 255, "check third color");
+ }
+
+ {
+ my @colors = $im->getpixel(x => [ 0, 4, 5 ], y => 2);
+ is(@colors, 3, "getpixel y scalar, x arrayref of 3");
+ is_color3($colors[0], 255, 0, 0, "check first color");
+ is_color3($colors[1], 255, 0, 0, "check second color");
+ is_color3($colors[2], 0, 255, 255, "check third color");
+ }
+
+ { # float
+ is_fcolor3($im->getpixel(x => 1, y => 0, type => 'float'),
+ 1.0, 0, 0, "getpixel(1,0) float");
+ is_fcolor3($im->getpixel(x => 8, y => 1, type => 'float'),
+ 0, 1.0, 1.0, "getpixel(8,1) float");
+ is_fcolor3($im->getpixel(x => 8, y => 7, type => 'float'),
+ 1.0, 0, 1.0, "getpixel(8,7) float");
+
+ my @colors = $im->getpixel(x => [ 0, 8, 7 ], y => [ 0, 7, 3 ], type => 'float');
+ is(@colors, 3, "getpixel 2 3 element array refs (float)");
+ is_fcolor3($colors[0], 1, 0, 0, "check first color");
+ is_fcolor3($colors[1], 1, 0, 1, "check second color");
+ is_fcolor3($colors[2], 0, 1, 1, "check third color");
+ }
+
+ { # out of bounds
+ my @colors = $im->getpixel(x => [ 0, -1, 5, 10 ], y => 0);
+ is(@colors, 4, "should be 4 entries")
+ or diag $im->errstr;
+ is_color3($colors[0], 255, 0, 0, "first red");
+ is($colors[1], undef, "second undef");
+ is_color3($colors[2], 0, 255, 255, "third cyan");
+ is($colors[3], undef, "fourth undef");
+ }
+
+ { # out of bounds
+ my @colors = $im->getpixel(x => [ 0, -1, 5, 10 ], y => 0, type => "float");
+ is(@colors, 4, "should be 4 entries")
+ or diag $im->errstr;
+ is_fcolor3($colors[0], 1.0, 0, 0, "first red");
+ is($colors[1], undef, "second undef");
+ is_fcolor3($colors[2], 0, 1.0, 1.0, "third cyan");
+ is($colors[3], undef, "fourth undef");
+ }
+}
+
+{ # setpixel
+ my $im = Imager->new(xsize => 10, ysize => 10);
+ { # errors
+ my $empty = Imager->new;
+ ok(!$empty->setpixel(x => 0, y => 0, color => $red),
+ "setpixel on empty image");
+ is($empty->errstr, "setpixel: empty input image", "check message");
+
+ ok(!$im->setpixel(y => 0, color => $red), "missing x");
+ is($im->errstr, "setpixel: missing x or y parameter", "check message");
+
+ $im->_set_error("something different");
+ ok(!$im->setpixel(x => 0, color => $red), "missing y");
+ is($im->errstr, "setpixel: missing x or y parameter", "check message");
+
+ ok(!$im->setpixel(x => [], y => 0, color => $red), "empty x array ref");
+ is($im->errstr, "setpixel: x is a reference to an empty array",
+ "check message");
+
+ ok(!$im->setpixel(x => 0, y => [], color => $red), "empty y array ref");
+ is($im->errstr, "setpixel: y is a reference to an empty array",
+ "check message");
+
+ ok(!$im->setpixel(x => 0, y => 0, color => "not really a color"),
+ "color not a color");
+ is($im->errstr, "setpixel: No color named not really a color found",
+ "check message");
+ }
+
+ # simple set
+ is($im->setpixel(x => 0, y => 0, color => $red), $im,
+ "simple setpixel")
+ or diag "simple set float: ", $im->errstr;
+ is_color3($im->getpixel(x => 0, y => 0), 255, 0, 0, "check stored pixel");
+
+ is($im->setpixel(x => 1, y => 2, color => $f_red), $im,
+ "simple setpixel (float)")
+ or diag "simple set float: ", $im->errstr;
+ is_color3($im->getpixel(x => 1, y => 2), 255, 0, 0, "check stored pixel");
+
+ is($im->setpixel(x => -1, y => 0, color => $red), undef,
+ "simple setpixel outside of image");
+ is($im->setpixel(x => 0, y => -1, color => $f_red), undef,
+ "simple setpixel (float) outside of image");
+
+ # simple arrayrefs
+ is($im->setpixel( x => [ 0, 8, 7 ], y => [ 0, 7, 3 ], color => $blue),
+ 3, "setpixel with 3 element array refs");
+ my @colors = $im->getpixel(x => [ 8, 7, 0 ], y => [ 7, 3, 0 ]);
+ is_color3($colors[0], 0, 0, 255, "check first color");
+ is_color3($colors[1], 0, 0, 255, "check second color");
+ is_color3($colors[2], 0, 0, 255, "check third color");
+
+ # array and scalar
+ {
+ is($im->setpixel(x => 5, y => [ 4, 5, 9 ], color => $green), 3,
+ "setpixel with x scalar, y arrayref of 3");
+ my @colors = $im->getpixel(x => [ 5, 5, 5 ], y => [ 4, 5, 9 ]);
+ is_color3($colors[0], 0, 255, 0, "check first color");
+ is_color3($colors[1], 0, 255, 0, "check second color");
+ is_color3($colors[2], 0, 255, 0, "check third color");
+ }
+
+ {
+ is($im->setpixel(x => [ 0, 4, 5 ], y => 2, color => $blue), 3,
+ "setpixel with y scalar, x arrayref of 3");
+ my @colors = $im->getpixel(x => [ 0, 4, 5 ], y => [ 2, 2, 2 ]);
+ is_color3($colors[0], 0, 0, 255, "check first color");
+ is_color3($colors[1], 0, 0, 255, "check second color");
+ is_color3($colors[2], 0, 0, 255, "check third color");
+ }
+
+ {
+ is($im->setpixel(x => [ 0, -1, 10, 5, 0 ], y => [ 0, 1, 2, 3, 1 ], color => $blue), 3,
+ "set array with two bad locations")
+ or diag "set array bad locations: ", $im->errstr;
+ my @colors = $im->getpixel(x => [ 0, 5, 0 ], y => [ 0, 3, 1 ]);
+ is_color3($colors[0], 0, 0, 255, "check first color");
+ is_color3($colors[1], 0, 0, 255, "check second color");
+ is_color3($colors[2], 0, 0, 255, "check third color");
+ }
+ {
+ is($im->setpixel(x => [ 0, -1, 10, 5, 0 ], y => [ 0, 1, 2, 3, 1 ], color => $f_green), 3,
+ "set array with two bad locations (float)")
+ or diag "set array bad locations (float): ", $im->errstr;
+ my @colors = $im->getpixel(x => [ 0, 5, 0 ], y => [ 0, 3, 1 ]);
+ is_color3($colors[0], 0, 255, 0, "check first color");
+ is_color3($colors[1], 0, 255, 0, "check second color");
+ is_color3($colors[2], 0, 255, 0, "check third color");
+ }
+ { # default color
+ is($im->setpixel(x => 0, y => 9), $im, "setpixel() default color")
+ or diag "setpixel default color: ", $im->errstr;
+ is_color3($im->getpixel(x => 0, y => 9), 255, 255, 255,
+ "check color set");
+ }
+}
+
Imager->close_log();
unless ($ENV{IMAGER_KEEP_FILES}) {
print "# ", map(sprintf("%02X", $_), ($col->rgba)[0..2]),"\n";
}
}
+
+sub _get_error {
+ my @errors = Imager::i_errors();
+ return join(": ", map $_->[0], @errors);
+}
projects / imager.git / blobdiff