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imagemagick/PerlMagick/t/subroutines.pl

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# Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
# dedicated to making software imaging solutions freely available.
#
# You may not use this file except in compliance with the License. You may
# obtain a copy of the License at
#
# https://imagemagick.org/script/license.php
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#
# Common subroutines to support tests
#
# Contributed by Bob Friesenhahn <bfriesen@simple.dallas.tx.us>
#
#
# Test composite method using comparison with a reference image
#
# Usage: testFilterCompare( background image name, background read options,
# composite image name, composite read options,
# composite options,reference image
# normalized_mean_error,
# normalized_maximum_error );
sub testCompositeCompare {
my ($background_name,
$background_read_options,
$composite_name,
$composite_read_options,
$composite_options,
$refimage_name,
$normalized_mean_error_max,
$normalized_maximum_error_max) = @_;
my ($background,
$composite,
$errorinfo,
$normalized_maximum_error,
$normalized_mean_error,
$refimage,
$status);
$errorinfo='';
$status='';
$normalized_mean_error_max+=1.0e-12;
$normalized_maximum_error_max+=1.0e-12;
#print( $filter, " ...\n" );
# Create images
$background=Image::Magick->new;
$composite=Image::Magick->new;
$refimage=Image::Magick->new;
# Read background image
if ( "$background_read_options" ne "" ) {
print("Set($background_read_options) ...\n");
eval "\$status=\$background->Set($background_read_options);";
if ("$status")
{
$errorinfo = "Set($background_read_options): $status";
goto COMPARE_RUNTIME_ERROR;
}
}
$status=$background->ReadImage($background_name);
if ("$status")
{
$errorinfo = "Readimage ($background_name): $status";
goto COMPARE_RUNTIME_ERROR;
}
# Read composite image
if ( "$composite_read_options" ne "" ) {
print("Set($composite_read_options) ...\n");
eval "\$status=\$composite->Set($composite_read_options);";
if ("$status")
{
$errorinfo = "Set($composite_read_options): $status";
goto COMPARE_RUNTIME_ERROR;
}
}
$status=$composite->ReadImage($composite_name);
if ("$status")
{
$errorinfo = "Readimage ($composite_name): $status";
goto COMPARE_RUNTIME_ERROR;
}
# Do composition
print("Composite\($composite_options\) ...\n");
eval "\$status=\$background->Composite(image=>\$composite, $composite_options);";
if ("$status")
{
$errorinfo = "Composite ($composite_options): $status";
goto COMPARE_RUNTIME_ERROR;
}
$background->Clamp();
$background->set(depth=>8);
# if ("$filter" eq "Atop") {
# $background->write(filename=>"$refimage_name", compression=>'None');
# $background->Display();
# }
$status=$refimage->ReadImage("$refimage_name");
if ("$status")
{
$errorinfo = "Readimage ($refimage_name): $status";
goto COMPARE_RUNTIME_ERROR;
}
$status=$background->Difference($refimage);
if ("$status")
{
$errorinfo = "Difference($refimage_name): $status";
print(" Reference: ", $refimage->Get('columns'), "x", $refimage->Get('rows'), "\n");
print(" Computed: ", $background->Get('columns'), "x", $background->Get('rows'), "\n");
goto COMPARE_RUNTIME_ERROR;
}
$normalized_mean_error=0;
$normalized_mean_error=$background->GetAttribute('mean-error');
if ( !defined($normalized_mean_error) )
{
$errorinfo = "GetAttribute('mean-error') returned undefined value!";
goto COMPARE_RUNTIME_ERROR;
}
$normalized_maximum_error=0;
$normalized_maximum_error=$background->GetAttribute('maximum-error');
if ( ! defined($normalized_maximum_error) )
{
$errorinfo = "GetAttribute('maximum-error') returned undefined value!";
goto COMPARE_RUNTIME_ERROR;
}
if ( ($normalized_mean_error > $normalized_mean_error_max) ||
($normalized_maximum_error > $normalized_maximum_error_max) )
{
print(" mean-error=$normalized_mean_error, maximum-error=$normalized_maximum_error\n");
print "not ok $test\n";
$background->Display();
undef $background;
undef $composite;
undef $refimage;
return 1
}
undef $background;
undef $composite;
undef $refimage;
print "ok $test\n";
return 0;
COMPARE_RUNTIME_ERROR:
undef $background;
undef $composite;
undef $refimage;
print(" $errorinfo\n");
print "not ok $test\n";
return 1
}
#
# Test reading a 16-bit file in which two signatures are possible,
# depending on whether 16-bit pixels data has been enabled
#
# Usage: testRead( read filename, expected ref_8 [, expected ref_16] [, expected ref_32] );
#
sub testRead {
my( $infile, $ref_8, $ref_16, $ref_32 ) = @_;
my($image,$magick,$success,$ref_signature);
$failure=0;
if ( !defined( $ref_16 ) )
{
$ref_16 = $ref_8;
}
if ( !defined( $ref_32 ) )
{
$ref_32 = $ref_16;
}
if (Image::Magick->new()->QuantumDepth == 32)
{
$ref_signature=$ref_32;
}
elsif (Image::Magick->new()->QuantumDepth == 16)
{
$ref_signature=$ref_16;
}
else
{
$ref_signature=$ref_8;
}
$magick='';
#
# Test reading from file
#
{
my($image, $signature, $status);
print( " testing reading from file \"", $infile, "\" ...\n");
$image=Image::Magick->new;
$image->Set(size=>'512x512');
$status=$image->ReadImage("$infile");
if( "$status" && !($status =~ /Exception ((315)|(350))/)) {
print "ReadImage $infile: $status\n";
++$failure;
} else {
if( "$status" ) {
print "ReadImage $infile: $status\n";
}
undef $status;
$magick=$image->Get('magick');
$signature=$image->Get('signature');
if ( $signature ne $ref_signature ) {
print "ReadImage()\n";
print "Image: $infile, signatures do not match.\n";
print " Expected: $ref_signature\n";
print " Computed: $signature\n";
print " Depth: ", Image::Magick->new()->QuantumDepth, "\n";
++$failure;
$image->Display();
}
}
undef $image;
}
#
# Test reading from blob
#
if (!($infile =~ /\.bz2$/) && !($infile =~ /\.gz$/) && !($infile =~ /\.Z$/))
{
my(@blob, $blob_length, $image, $signature, $status);
if( open( FILE, "< $infile"))
{
print( " testing reading from BLOB with magick \"", $magick, "\"...\n");
binmode( FILE );
$blob_length = read( FILE, $blob, 10000000 );
close( FILE );
if( defined( $blob ) ) {
$image=Image::Magick->new(magick=>$magick);
$status=$image->BlobToImage( $blob );
undef $blob;
if( "$status" && !($status =~ /Exception ((315)|(350))/)) {
print "BlobToImage $infile: $status\n";
++$failure;
} else {
if( "$status" ) {
print "ReadImage $infile: $status\n";
}
$signature=$image->Get('signature');
if ( $signature ne $ref_signature ) {
print "BlobToImage()\n";
print "Image: $infile, signatures do not match.\n";
print " Expected: $ref_signature\n";
print " Computed: $signature\n";
print " Depth: ", Image::Magick->new()->QuantumDepth, "\n";
#$image->Display();
++$failure;
}
}
}
}
undef $image;
}
#
# Display test status
#
if ( $failure != 0 ) {
print "not ok $test\n";
} else {
print "ok $test\n";
}
}
#
# Test reading a file, and compare with a reference file
#
sub testReadCompare {
my( $srcimage_name,$refimage_name, $read_options,
$normalized_mean_error_max, $normalized_maximum_error_max) = @_;
my($srcimage, $refimage, $normalized_mean_error, $normalized_maximum_error);
$errorinfo='';
$normalized_mean_error_max+=1.0e-12;
$normalized_maximum_error_max+=1.0e-12;
# Create images
$srcimage=Image::Magick->new;
$refimage=Image::Magick->new;
if ( "$read_options" ne "" ) {
eval "\$status=\$srcimage->Set($read_options);";
if ("$status")
{
$errorinfo = "Set($read_options): $status";
warn("$errorinfo");
goto COMPARE_RUNTIME_ERROR;
}
}
$status=$srcimage->ReadImage("$srcimage_name");
if ("$status")
{
$errorinfo = "Readimage ($srcimage_name): $status";
warn("$errorinfo");
goto COMPARE_RUNTIME_ERROR;
}
# if ("$srcimage_name" eq "input.tim") {
# $srcimage->write(filename=>"$refimage_name", compression=>'None');
# }
#print("writing file $refimage_name\n");
#$srcimage->Quantize(colors=>256);
#$status=$srcimage->write(filename=>"$refimage_name", compression=>'rle');
#warn "$status" if $status;
$status=$refimage->ReadImage("$refimage_name");
if ("$status")
{
$errorinfo = "Readimage ($refimage_name): $status";
warn("$errorinfo");
goto COMPARE_RUNTIME_ERROR;
}
$srcimage->Clamp();
$srcimage->set(depth=>8);
# FIXME: The following statement should not be needed.
# $status=$refimage->Set(type=>'TrueColor');
# if ("$status")
# {
# $errorinfo = "Set(type=>'TrueColor'): $status";
# goto COMPARE_RUNTIME_ERROR;
# }
# Verify that $srcimage and $refimage contain the same number of frames.
if ( $#srcimage != $#refimage )
{
$errorinfo = "Source and reference images contain different number of frames ($#srcimage != $#refimage)";
warn("$errorinfo");
goto COMPARE_RUNTIME_ERROR;
}
# Compare each frame in the sequence.
for ($index = 0; $srcimage->[$index] && $refimage->[$index]; $index++)
{
$status=$srcimage->[$index]->Difference($refimage->[$index]);
if ("$status")
{
$errorinfo = "Difference($refimage_name)->[$index]: $status";
warn("$errorinfo");
goto COMPARE_RUNTIME_ERROR;
}
}
$normalized_mean_error=0;
$normalized_mean_error=$srcimage->GetAttribute('mean-error');
if ( !defined($normalized_mean_error) )
{
$errorinfo = "GetAttribute('mean-error') returned undefined value!";
warn("$errorinfo");
goto COMPARE_RUNTIME_ERROR;
}
$normalized_maximum_error=0;
$normalized_maximum_error=$srcimage->GetAttribute('maximum-error');
if ( ! defined($normalized_maximum_error) )
{
$errorinfo = "GetAttribute('maximum-error') returned undefined value!";
warn("$errorinfo");
goto COMPARE_RUNTIME_ERROR;
}
if ( ($normalized_mean_error > $normalized_mean_error_max) ||
($normalized_maximum_error > $normalized_maximum_error_max) )
{
print("mean-error=$normalized_mean_error, maximum-error=$normalized_maximum_error\n");
#$srcimage->Display();
print "not ok $test\n";
return 1
}
undef $srcimage;
undef $refimage;
print "ok $test\n";
return 0;
COMPARE_RUNTIME_ERROR:
undef $srcimage;
undef $refimage;
print "not ok $test\n";
return 1
}
#
# Test reading a file which requires a file size to read (GRAY, RGB, CMYK)
# or supports multiple resolutions (JBIG, JPEG, PCD)
#
# Usage: testRead( read filename, size, depth, expected ref_8 [, expected ref_16] [, expected ref_32] );
#
sub testReadSized {
my( $infile, $size, $ref_8, $ref_16, $ref_32 ) = @_;
my($image,$ref_signature);
if ( !defined( $ref_16 ) )
{
$ref_16 = $ref_8;
}
if ( !defined( $ref_32 ) )
{
$ref_32 = $ref_16;
}
if (Image::Magick->new()->QuantumDepth == 32)
{
$ref_signature=$ref_32;
}
elsif (Image::Magick->new()->QuantumDepth == 16)
{
$ref_signature=$ref_16;
}
else
{
$ref_signature=$ref_8;
}
$image=Image::Magick->new;
# Set size attribute
$status=$image->SetAttribute(size=>"$size");
warn "$status" if "$status";
# If depth is not zero, then set it
if ( Image::Magick->new()->QuantumDepth != 0 ) {
$status=$image->SetAttribute(depth=>Image::Magick->new()->QuantumDepth);
warn "$status" if "$status";
}
$status=$image->ReadImage("$infile");
if( "$status" ) {
print "ReadImage $infile: $status";
print "not ok $test\n";
} else {
$signature=$image->Get('signature');
if ( $signature ne $ref_signature ) {
print "ReadImage()\n";
print "Image: $infile, signatures do not match.\n";
print " Expected: $ref_signature\n";
print " Computed: $signature\n";
print " Depth: ", Image::Magick->new()->QuantumDepth, "\n";
print "not ok $test\n";
#$image->Display();
} else {
print "ok $test\n";
}
}
}
#
# Test writing a file by first reading a source image, writing to a new image,
# reading the written image, and comparing with expected REF_8.
#
# Usage: testReadWrite( read filename, write filename, write options,
# expected ref_8 [, expected ref_16] );
#
# .e.g
#
# testReadWrite( 'input.jpg', 'output.jpg', q/quality=>80, interlace=>'None'/,
# 'dc0a144a0b9480cd1e93757a30f01ae3' );
#
# If the REF_8 of the written image is not what is expected, the written
# image is preserved. Otherwise, the written image is removed.
#
sub testReadWrite {
my( $infile, $outfile, $writeoptions, $ref_8, $ref_16, $ref_32 ) = @_;
my($image);
if ( !defined( $ref_16 ) )
{
$ref_16 = $ref_8;
}
if ( !defined( $ref_32 ) )
{
$ref_32 = $ref_16;
}
if (Image::Magick->new()->QuantumDepth == 32)
{
$ref_signature=$ref_32;
}
elsif (Image::Magick->new()->QuantumDepth == 16)
{
$ref_signature=$ref_16;
}
else
{
$ref_signature=$ref_8;
}
$image=Image::Magick->new;
$status=$image->ReadImage("$infile");
$signature=$image->Get('signature');
if( "$status" ) {
print "ReadImage $infile: $status\n";
print "not ok $test\n";
} else {
# Write image to file
my $options = 'filename=>"$outfile", ' . "$writeoptions";
#print "Using options: $options\n";
eval "\$status=\$image->WriteImage( $options ) ;";
if( $@ ) {
print "$@\n";
print "not ok $test\n";
exit 1;
}
if( "$status" ) {
print "WriteImage $outfile: $status\n";
print "not ok $test\n";
} else {
my($image);
# Read image just written
$image=Image::Magick->new;
$status=$image->ReadImage("$outfile");
if( "$status" ) {
print "ReadImage $outfile: $status\n";
print "not ok $test\n";
} else {
# Check signature
$signature=$image->Get('signature');
if ( $signature ne $ref_signature ) {
print "ReadImage()\n";
print "Image: $infile, signatures do not match.\n";
print " Expected: $ref_signature\n";
print " Computed: $signature\n";
print " Depth: ", Image::Magick->new()->QuantumDepth, "\n";
print "not ok $test\n";
$image->Display();
} else {
print "ok $test\n";
($file = $outfile) =~ s/.*://g;
#unlink "$file";
}
}
}
}
}
#
# Test reading a file, and compare with a reference file
#
sub testReadWriteCompare {
my( $srcimage_name, $outimage_name, $refimage_name,
$read_options, $write_options,
$normalized_mean_error_max, $normalized_maximum_error_max) = @_;
my($srcimage, $refimage, $normalized_mean_error,
$normalized_maximum_error);
$errorinfo='';
$normalized_mean_error_max+=1.0e-12;
$normalized_maximum_error_max+=1.0e-12;
$image=Image::Magick->new;
$refimage=Image::Magick->new;
#
# Read the initial image
#
$status=$image->ReadImage($srcimage_name);
if ("$status")
{
$errorinfo = "Readimage ($srcimage_name): $status";
goto COMPARE_RUNTIME_ERROR;
}
#
# Write image to output file
#
if ( "$write_options" ne "" ) {
eval "\$status=\$image->Set($write_options);";
if ("$status")
{
$errorinfo = "Set($write_options): $status";
goto COMPARE_RUNTIME_ERROR;
}
}
$image->Set(filename=>"$outimage_name");
$status=$image->WriteImage( );
if ("$status")
{
$errorinfo = "WriteImage ($outimage_name): $status";
goto COMPARE_RUNTIME_ERROR;
}
undef $image;
$image=Image::Magick->new;
#
# Read image from output file
#
if ( "$read_options" ne "" ) {
eval "\$status=\$image->Set($read_options);";
if ("$status")
{
$errorinfo = "Set($read_options): $status";
goto COMPARE_RUNTIME_ERROR;
}
}
$image->ReadImage("$outimage_name");
if ("$status")
{
$errorinfo = "WriteImage ($outimage_name): $status";
goto COMPARE_RUNTIME_ERROR;
}
# eval "\$status=\$image->Set($write_options);";
#$status=$image->write(filename=>"$refimage_name", compression=>'None');
# warn "$status" if $status;
#
# Read reference image
#
$status=$refimage->ReadImage("$refimage_name");
if ("$status")
{
$errorinfo = "Readimage ($refimage_name): $status";
goto COMPARE_RUNTIME_ERROR;
}
#
# Compare output file with reference image
#
$image->Clamp();
$image->set(depth=>8);
# FIXME: The following statement should not be needed.
# $status=$refimage->Set(type=>'TrueColor');
# if ("$status")
# {
# $errorinfo = "Set(type=>'TrueColor'): $status";
# goto COMPARE_RUNTIME_ERROR;
# }
$status=$image->Difference($refimage);
if ("$status")
{
$errorinfo = "Difference($refimage_name): $status";
goto COMPARE_RUNTIME_ERROR;
}
$normalized_mean_error=0;
$normalized_mean_error=$image->GetAttribute('mean-error');
if ( !defined($normalized_mean_error) )
{
$errorinfo = "GetAttribute('mean-error') returned undefined value!";
goto COMPARE_RUNTIME_ERROR;
}
$normalized_maximum_error=0;
$normalized_maximum_error=$image->GetAttribute('maximum-error');
if ( ! defined($normalized_maximum_error) )
{
$errorinfo = "GetAttribute('maximum-error') returned undefined value!";
goto COMPARE_RUNTIME_ERROR;
}
if ( ($normalized_mean_error > $normalized_mean_error_max) ||
($normalized_maximum_error > $normalized_maximum_error_max) )
{
print("mean-error=$normalized_mean_error, maximum-error=$normalized_maximum_error\n");
print "not ok $test\n";
return 1
}
print "ok $test\n";
undef $image;
undef $refimage;
return 0;
COMPARE_RUNTIME_ERROR:
warn("$errorinfo");
print "not ok $test\n";
undef $image;
undef $refimage;
return 1
}
#
# Test writing a file by first reading a source image, writing to a
# new image, and reading the written image. Depends on detecting
# reported errors by ImageMagick
#
# Usage: testReadWrite( read filename, write filename, write options);
#
# .e.g
#
# testReadWrite( 'input.jpg', 'output.jpg', q/quality=>80, 'interlace'=>'None'/ );
#
# If the read of the written image is not what is expected, the
# written image is preserved. Otherwise, the written image is
# removed.
#
sub testReadWriteNoVerify {
my( $infile, $outfile, $writeoptions) = @_;
my($image, $images);
$image=Image::Magick->new;
$status=$image->ReadImage("$infile");
if( "$status" ) {
print "$status\n";
print "ReadImage $infile: not ok $test\n";
} else {
# Write image to file
my $options = 'filename=>"$outfile", ' . $writeoptions;
#print "Using options: $options\n";
eval "\$status=\$image->WriteImage( $options ) ;";
if( $@ ) {
print "$@";
print "not ok $test\n";
exit 1;
}
if( "$status" ) {
print "WriteImage $outfile: $status\n";
print "not ok $test\n";
} else {
my($image);
# Read image just written
$image=Image::Magick->new;
$status=$image->ReadImage("$outfile");
if( "$status" ) {
print "ReadImage $outfile: $status\n";
print "not ok $test\n";
} else {
print "ok $test\n";
unlink $outfile;
}
}
}
}
#
# Test writing a file by first reading a source image, writing to a new image,
# reading the written image, and comparing with expected REF_8.
#
# Usage: testReadWriteSized( read filename,
# write filename,
# read filename size,
# read filename depth,
# write options,
# expected ref_8 [,expected ref_16] );
#
# .e.g
#
# testReadWriteSized( 'input.jpg', 'output.jpg', '70x46', 8, q/quality=>80,
# 'interlace'=>'None'/, 'dc0a144a0b9480cd1e93757a30f01ae3' );
#
# If the REF_8 of the written image is not what is expected, the written
# image is preserved. Otherwise, the written image is removed. A depth of 0 is
# ignored.
#
sub testReadWriteSized {
my( $infile, $outfile, $size, $readdepth, $writeoptions, $ref_8, $ref_16,
$ref_32 ) = @_;
my($image, $ref_signature);
if ( !defined( $ref_16 ) )
{
$ref_16 = $ref_8;
}
if ( !defined( $ref_32 ) )
{
$ref_32 = $ref_16;
}
if (Image::Magick->new()->QuantumDepth == 32)
{
$ref_signature=$ref_32;
}
elsif (Image::Magick->new()->QuantumDepth == 16)
{
$ref_signature=$ref_16;
}
else
{
$ref_signature=$ref_8;
}
$image=Image::Magick->new;
#$image->SetAttribute(debug=>'transform');
# Set size attribute
$status=$image->SetAttribute(size=>"$size");
warn "$status" if "$status";
# If read depth is not zero, then set it
if ( $readdepth != 0 ) {
$status=$image->SetAttribute(depth=>$readdepth);
warn "$status" if "$status";
}
$status=$image->ReadImage("$infile");
if( "$status" ) {
print "ReadImage $infile: $status\n";
print "not ok $test\n";
} else {
# Write image to file
my $options = 'filename=>"$outfile", ' . "$writeoptions";
#print "Using options: $options\n";
eval "\$status=\$image->WriteImage( $options ) ;";
if( $@ ) {
print "$@\n";
print "not ok $test\n";
exit 1;
}
if( "$status" ) {
print "WriteImage $outfile: $status\n";
print "not ok $test\n";
} else {
my($image);
$image=Image::Magick->new;
if ( $readdepth != 0 ) {
$status=$image->SetAttribute(depth=>$readdepth);
warn "$status" if "$status";
}
# Set image size attribute
$status=$image->SetAttribute(size=>"$size");
warn "$status" if "$status";
# Read image just written
$status=$image->ReadImage("$outfile");
if( "$status" ) {
print "ReadImage $outfile: $status\n";
print "not ok $test\n";
} else {
# Check signature
$signature=$image->Get('signature');
if ( $signature ne $ref_signature ) {
print "ReadImage()\n";
print "Image: $infile, signatures do not match.\n";
print " Expected: $ref_signature\n";
print " Computed: $signature\n";
print " Depth: ", Image::Magick->new()->QuantumDepth, "\n";
print "not ok $test\n";
#$image->Display();
} else {
print "ok $test\n";
#$image->Display();
($file = $outfile) =~ s/.*://g;
unlink "$file";
}
}
}
}
}
#
# Test SetAttribute method
#
# Usage: testSetAttribute( name, attribute);
#
sub testSetAttribute {
my( $srcimage, $name, $attribute ) = @_;
my($image);
# Create temporary image
$image=Image::Magick->new;
$status=$image->ReadImage("$srcimage");
warn "Readimage: $status" if "$status";
# Set image option
print "Image Option : $name=>$attribute\n";
eval "\$status = \$image->Set('$name'=>'$attribute') ;";
warn "SetImage: $status" if "$status";
# Convert input values to expected output values
$expected=$attribute;
if ($attribute eq 'True' || $attribute eq 'true') {
$expected = 1;
} elsif ($attribute eq 'False' || $attribute eq 'false') {
$expected = 0;
}
$value=$image->GetAttribute($name);
if( defined( $value ) ) {
if ("$expected" eq "$value") {
print "ok $test\n";
} else {
print "Expected ($expected), Got ($value)\n";
print "not ok $test\n";
}
} else {
print "GetAttribute returned undefined value!\n";
print "not ok $test\n";
}
}
#
# Test GetAttribute method
#
# Usage: testGetAttribute( name, expected);
#
sub testGetAttribute {
my( $srcimage, $name, $expected ) = @_;
my($image);
# Create temporary image
$image=Image::Magick->new;
$status=$image->ReadImage("$srcimage");
warn "Readimage: $status" if "$status";
$value=$image->GetAttribute($name);
if( !defined( $expected ) && !defined( $value ) ) {
# Undefined value is expected
print "ok $test\n";
} elsif ( !defined( $value ) ) {
print "Expected ($expected), Got (undefined)\n";
print "not ok $test\n";
} else {
if ("$expected" eq "$value") {
print "ok $test\n";
} else {
print "Expected ($expected), Got ($value)\n";
print "not ok $test\n";
}
}
}
#
# Test MontageImage method
#
# Usage: testMontage( input image attributes, montage options, expected REF_8
# [, expected REF_16] );
#
sub testMontage {
my( $imageOptions, $montageOptions, $ref_8, $ref_16, $ref_32 ) = @_;
my($image,$ref_signature);
if ( !defined( $ref_16 ) )
{
$ref_16 = $ref_8;
}
if ( !defined( $ref_32 ) )
{
$ref_32 = $ref_16;
}
if (Image::Magick->new()->QuantumDepth == 32)
{
$ref_signature=$ref_32;
}
elsif (Image::Magick->new()->QuantumDepth == 16)
{
$ref_signature=$ref_16;
}
else
{
$ref_signature=$ref_8;
}
# Create image for image list
$images=Image::Magick->new;
# Create temporary image
$image=Image::Magick->new;
my @colors = ( '#000000', '#008000', '#C0C0C0', '#00FF00',
'#808080', '#808000', '#FFFFFF', '#FFFF00',
'#800000', '#000080', '#FF0000', '#0000FF',
'#800080', '#008080', '#FF00FF', '#00FFFF' );
my $color;
foreach $color ( @colors ) {
# Generate image
$image->Set(size=>'50x50');
#print("\$image->ReadImage(xc:$color);\n");
$status=$image->ReadImage("xc:$color");
if ("$status") {
warn "Readimage: $status" if "$status";
} else {
# Add image to list
push( @$images, @$image);
}
undef @$image;
}
# Set image options
if ("$imageOptions" ne "") {
print("\$images->Set($imageOptions)\n");
eval "\$status = \$images->Set($imageOptions) ;";
warn "SetImage: $status" if "$status";
}
#print "Border color : ", $images->Get('bordercolor'), "\n";
#print "Matte color : ", $images->Get('mattecolor'), "\n";
#print "Pen color : ", $images->Get('pen'), "\n";
# Do montage
#print "Montage Options: $montageOptions\n";
print("\$montage=\$images->Montage( $montageOptions )\n");
eval "\$montage=\$images->Montage( $montageOptions ) ;";
if( $@ ) {
print "$@";
print "not ok $test\n";
return 1;
}
if( ! ref($montage) ) {
print "not ok $test\n";
} else {
# Check REF_8 signature
# $montage->Display();
$signature=$montage->GetAttribute('signature');
if ( defined( $signature ) ) {
if ( $signature ne $ref_signature ) {
print "ReadImage()\n";
print "Test $test, signatures do not match.\n";
print " Expected: $ref_signature\n";
print " Computed: $signature\n";
print " Depth: ", Image::Magick->new()->QuantumDepth, "\n";
$status = $montage->Write("test_${test}_out.miff");
warn "Write: $status" if "$status";
print "not ok $test\n";
} else {
# Check montage directory
my $directory = $montage->Get('directory');
my $expected = join( "\xff", @colors ) . "\xff";
if ( !defined($directory) ) {
print "ok $test\n";
} elsif ( $directory ne $expected) {
print("Invalid montage directory:\n\"$directory\"\n");
print("Expected:\n\"$expected\"\n");
print "not ok $test\n";
} else {
# Check montage geometry
$montage_geom=$montage->Get('montage');
if( !defined($montage_geom) ) {
print("Montage geometry not defined!\n");
print "not ok $test\n";
} elsif ( $montage_geom !~ /^\d+x\d+\+\d+\+\d+$/ ) {
print("Montage geometry not in correct format: \"$montage_geom\"\n");
print "not ok $test\n";
} else {
print "ok $test\n";
}
}
}
} else {
warn "GetAttribute returned undefined value!";
print "not ok $test\n";
}
}
}
#
# Test filter method using signature compare
#
# Usage: testFilterSignature( input image attributes, filter, options, expected REF_8
# [, expected REF_16] );
#
sub testFilterSignature {
my( $srcimage, $filter, $filter_options, $ref_8, $ref_16, $ref_32 ) = @_;
my($image, $ref_signature);
# print( $filter, " ...\n" );
if ( !defined( $ref_16 ) )
{
$ref_16 = $ref_8;
}
if ( !defined( $ref_32 ) )
{
$ref_32 = $ref_16;
}
if (Image::Magick->new()->QuantumDepth == 32)
{
$ref_signature=$ref_32;
}
elsif (Image::Magick->new()->QuantumDepth == 16)
{
$ref_signature=$ref_16;
}
else
{
$ref_signature=$ref_8;
}
# Create temporary image
$image=Image::Magick->new;
$status=$image->ReadImage("$srcimage");
warn "Readimage: $status" if "$status";
print("$filter\($filter_options\) ...\n");
$image->$filter($filter_options);
#$image->write(filename=>"reference/filter/$filter.miff", compression=>'None');
$signature=$image->GetAttribute('signature');
if ( defined( $signature ) ) {
if ( $signature ne $ref_signature ) {
print "Test $test, signatures do not match.\n";
print " Expected: $ref_signature\n";
print " Computed: $signature\n";
print " Depth: ", Image::Magick->new()->QuantumDepth, "\n";
#$image->Display();
print "not ok $test\n";
} else {
print "ok $test\n";
}
} else {
warn "GetAttribute returned undefined value!";
print "not ok $test\n";
}
}
#
# Test filter method using comparison with reference image
#
# Usage: testFilterCompare( input image, input image options, reference image, filter, filter options,
# normalized_mean_error,
# normalized_maximum_error );
sub testFilterCompare {
my ($srcimage_name, $src_read_options, $refimage_name, $filter,
$filter_options, $normalized_mean_error_max,
$normalized_maximum_error_max) = @_;
my($srcimage, $refimage, $normalized_mean_error,
$normalized_maximum_error);
my($status,$errorinfo);
$errorinfo='';
$status='';
$normalized_mean_error_max+=1.0e-12;
$normalized_maximum_error_max+=1.0e-12;
#print( $filter, " ...\n" );
# Create images
$srcimage=Image::Magick->new;
$refimage=Image::Magick->new;
if ( "$src_read_options" ne "" ) {
print("Set($src_read_options) ...\n");
eval "\$status=\$srcimage->Set($src_read_options);";
if ("$status")
{
$errorinfo = "Set($src_read_options): $status";
goto COMPARE_RUNTIME_ERROR;
}
}
$status=$srcimage->ReadImage($srcimage_name);
#eval "\$status=\$srcimage->ReadImage($srcimage_name);";
if ("$status")
{
$errorinfo = "Readimage ($srcimage_name): $status";
goto COMPARE_RUNTIME_ERROR;
}
print("$filter\($filter_options\) ...\n");
eval "\$status=\$srcimage->$filter($filter_options);";
if ("$status")
{
$errorinfo = "$filter ($filter_options): $status";
goto COMPARE_RUNTIME_ERROR;
}
$srcimage->Clamp();
$srcimage->set(depth=>8);
# if ("$filter" eq "Shear") {
# $srcimage->Display();
# $srcimage->write(filename=>"$refimage_name", compression=>'None');
# }
$status=$refimage->ReadImage("$refimage_name");
if ("$status")
{
$errorinfo = "Readimage ($refimage_name): $status";
goto COMPARE_RUNTIME_ERROR;
}
# FIXME: The following statement should not be needed.
# $status=$refimage->Set(type=>'TrueColor');
# if ("$status")
# {
# $errorinfo = "Set(type=>'TrueColor'): $status";
# goto COMPARE_RUNTIME_ERROR;
# }
$status=$srcimage->Difference($refimage);
if ("$status")
{
$errorinfo = "Difference($refimage_name): $status";
print(" Reference: ", $refimage->Get('columns'), "x", $refimage->Get('rows'), "\n");
print(" Computed: ", $srcimage->Get('columns'), "x", $srcimage->Get('rows'), "\n");
goto COMPARE_RUNTIME_ERROR;
}
$normalized_mean_error=0;
$normalized_mean_error=$srcimage->GetAttribute('mean-error');
if ( !defined($normalized_mean_error) )
{
$errorinfo = "GetAttribute('mean-error') returned undefined value!";
goto COMPARE_RUNTIME_ERROR;
}
$normalized_maximum_error=0;
$normalized_maximum_error=$srcimage->GetAttribute('maximum-error');
if ( ! defined($normalized_maximum_error) )
{
$errorinfo = "GetAttribute('maximum-error') returned undefined value!";
goto COMPARE_RUNTIME_ERROR;
}
if ( ($normalized_mean_error > $normalized_mean_error_max) ||
($normalized_maximum_error > $normalized_maximum_error_max) )
{
print(" mean-error=$normalized_mean_error, maximum-error=$normalized_maximum_error\n");
print "not ok $test\n";
#$srcimage->Display();
undef $srcimage;
undef $refimage;
return 1
}
undef $srcimage;
undef $refimage;
print "ok $test\n";
return 0;
COMPARE_RUNTIME_ERROR:
undef $srcimage;
undef $refimage;
print(" $errorinfo\n");
print "not ok $test\n";
return 1
}
1;
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