(Perl Data Language) aims to turn perl into an efficient numerical language for scientific computing (similar to IDL and MatLab).
| GD.pm (PDL-2.081) | : | GD.pm (PDL-2.082) |
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| skipping to change at line 68 | | skipping to change at line 68 |
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| The general version just provides several image IO utility functions you can use
with | | The general version just provides several image IO utility functions you can use
with |
| ndarray variables. It's deceptively useful, however. | | ndarray variables. It's deceptively useful, however. |
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| =cut | | =cut |
| #line 70 "GD.pm" | | #line 70 "GD.pm" |
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| =head1 FUNCTIONS | | =head1 FUNCTIONS |
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| =cut | | =cut |
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| #line 949 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 958 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| =head2 write_png | | =head2 write_png |
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| =for sig | | =for sig |
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| Signature: (byte img(x,y); byte lut(i,j); char* filename) | | Signature: (byte img(x,y); byte lut(i,j); char* filename) |
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| Writes a 2-d PDL variable out to a PNG file, using the supplied color look-up-ta
ble ndarray | | Writes a 2-d PDL variable out to a PNG file, using the supplied color look-up-ta
ble ndarray |
| (hereafter referred to as a LUT). | | (hereafter referred to as a LUT). |
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| The LUT contains a line for each value 0-255 with a corresponding R, G, and B va
lue. | | The LUT contains a line for each value 0-255 with a corresponding R, G, and B va
lue. |
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| =for bad | | =for bad |
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| write_png does not process bad values. | | write_png does not process bad values. |
| It will set the bad-value flag of all output ndarrays if the flag is set for any
of the input ndarrays. | | It will set the bad-value flag of all output ndarrays if the flag is set for any
of the input ndarrays. |
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| =cut | | =cut |
| #line 107 "GD.pm" | | #line 107 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *write_png = \&PDL::write_png; | | *write_png = \&PDL::write_png; |
| #line 114 "GD.pm" | | #line 114 "GD.pm" |
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| #line 949 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 958 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| =head2 write_png_ex | | =head2 write_png_ex |
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| =for sig | | =for sig |
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| Signature: (img(x,y); lut(i,j); char* filename; int level) | | Signature: (img(x,y); lut(i,j); char* filename; int level) |
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| Same as write_png(), except you can specify the compression level (0-9) as the l
ast argument. | | Same as write_png(), except you can specify the compression level (0-9) as the l
ast argument. |
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| =for bad | | =for bad |
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| write_png_ex does not process bad values. | | write_png_ex does not process bad values. |
| It will set the bad-value flag of all output ndarrays if the flag is set for any
of the input ndarrays. | | It will set the bad-value flag of all output ndarrays if the flag is set for any
of the input ndarrays. |
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| =cut | | =cut |
| #line 138 "GD.pm" | | #line 138 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *write_png_ex = \&PDL::write_png_ex; | | *write_png_ex = \&PDL::write_png_ex; |
| #line 145 "GD.pm" | | #line 145 "GD.pm" |
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| #line 949 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 958 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| =head2 write_true_png | | =head2 write_true_png |
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| =for sig | | =for sig |
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| Signature: (img(x,y,z); char* filename) | | Signature: (img(x,y,z); char* filename) |
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| Writes an (x, y, z(3)) PDL variable out to a PNG file, using a true color format
. | | Writes an (x, y, z(3)) PDL variable out to a PNG file, using a true color format
. |
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| This means a larger file on disk, but can contain more than 256 colors. | | This means a larger file on disk, but can contain more than 256 colors. |
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| =for bad | | =for bad |
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| write_true_png does not process bad values. | | write_true_png does not process bad values. |
| It will set the bad-value flag of all output ndarrays if the flag is set for any
of the input ndarrays. | | It will set the bad-value flag of all output ndarrays if the flag is set for any
of the input ndarrays. |
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| =cut | | =cut |
| #line 171 "GD.pm" | | #line 171 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *write_true_png = \&PDL::write_true_png; | | *write_true_png = \&PDL::write_true_png; |
| #line 178 "GD.pm" | | #line 178 "GD.pm" |
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| #line 949 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 958 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| =head2 write_true_png_ex | | =head2 write_true_png_ex |
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| =for sig | | =for sig |
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| Signature: (img(x,y,z); char* filename; int level) | | Signature: (img(x,y,z); char* filename; int level) |
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| Same as write_true_png(), except you can specify the compression level (0-9) as
the last argument. | | Same as write_true_png(), except you can specify the compression level (0-9) as
the last argument. |
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| =for bad | | =for bad |
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| write_true_png_ex does not process bad values. | | write_true_png_ex does not process bad values. |
| It will set the bad-value flag of all output ndarrays if the flag is set for any
of the input ndarrays. | | It will set the bad-value flag of all output ndarrays if the flag is set for any
of the input ndarrays. |
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| =cut | | =cut |
| #line 202 "GD.pm" | | #line 202 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *write_true_png_ex = \&PDL::write_true_png_ex; | | *write_true_png_ex = \&PDL::write_true_png_ex; |
| #line 209 "GD.pm" | | #line 209 "GD.pm" |
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| #line 315 "GD.pd" | | #line 315 "GD.pd" |
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| =head2 write_png_best | | =head2 write_png_best |
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| Like write_png(), but it assumes the best PNG compression (9). | | Like write_png(), but it assumes the best PNG compression (9). |
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| skipping to change at line 260 | | skipping to change at line 260 |
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| my $x = _get_png_xs($filename); | | my $x = _get_png_xs($filename); |
| my $y = _get_png_ys($filename); | | my $y = _get_png_ys($filename); |
| #print "\$x=$x\t\$y=$y\n"; | | #print "\$x=$x\t\$y=$y\n"; |
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| my $temp = zeroes(long, $x, $y, 3); | | my $temp = zeroes(long, $x, $y, 3); |
| _read_true_png($temp, $filename); | | _read_true_png($temp, $filename); |
| return byte($temp); | | return byte($temp); |
| } # End of read_png()... | | } # End of read_png()... |
| #line 318 "GD.pm" | | #line 318 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_read_true_png = \&PDL::_read_true_png; | | *_read_true_png = \&PDL::_read_true_png; |
| #line 325 "GD.pm" | | #line 325 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_read_png = \&PDL::_read_png; | | *_read_png = \&PDL::_read_png; |
| #line 332 "GD.pm" | | #line 332 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gd_image_to_pdl_true = \&PDL::_gd_image_to_pdl_true; | | *_gd_image_to_pdl_true = \&PDL::_gd_image_to_pdl_true; |
| #line 339 "GD.pm" | | #line 339 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gd_image_to_pdl = \&PDL::_gd_image_to_pdl; | | *_gd_image_to_pdl = \&PDL::_gd_image_to_pdl; |
| #line 346 "GD.pm" | | #line 346 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_pdl_to_gd_image_true = \&PDL::_pdl_to_gd_image_true; | | *_pdl_to_gd_image_true = \&PDL::_pdl_to_gd_image_true; |
| #line 353 "GD.pm" | | #line 353 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_pdl_to_gd_image_lut = \&PDL::_pdl_to_gd_image_lut; | | *_pdl_to_gd_image_lut = \&PDL::_pdl_to_gd_image_lut; |
| #line 360 "GD.pm" | | #line 360 "GD.pm" |
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| #line 717 "GD.pd" | | #line 717 "GD.pd" |
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| =head2 read_png_lut( $filename ) | | =head2 read_png_lut( $filename ) |
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| Reads a color LUT from an already-existing palette PNG file. | | Reads a color LUT from an already-existing palette PNG file. |
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| skipping to change at line 307 | | skipping to change at line 307 |
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| sub read_png_lut | | sub read_png_lut |
| { | | { |
| my $filename = shift; | | my $filename = shift; |
| my $lut = zeroes(byte, 3, 256); | | my $lut = zeroes(byte, 3, 256); |
| _read_png_lut($lut, $filename); | | _read_png_lut($lut, $filename); |
| return $lut; | | return $lut; |
| } # End of read_png_lut()... | | } # End of read_png_lut()... |
| #line 381 "GD.pm" | | #line 381 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_read_png_lut = \&PDL::_read_png_lut; | | *_read_png_lut = \&PDL::_read_png_lut; |
| #line 388 "GD.pm" | | #line 388 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gdImageColorAllocates = \&PDL::_gdImageColorAllocates; | | *_gdImageColorAllocates = \&PDL::_gdImageColorAllocates; |
| #line 395 "GD.pm" | | #line 395 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gdImageColorAllocateAlphas = \&PDL::_gdImageColorAllocateAlphas; | | *_gdImageColorAllocateAlphas = \&PDL::_gdImageColorAllocateAlphas; |
| #line 402 "GD.pm" | | #line 402 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gdImageSetPixels = \&PDL::_gdImageSetPixels; | | *_gdImageSetPixels = \&PDL::_gdImageSetPixels; |
| #line 409 "GD.pm" | | #line 409 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gdImageLines = \&PDL::_gdImageLines; | | *_gdImageLines = \&PDL::_gdImageLines; |
| #line 416 "GD.pm" | | #line 416 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gdImageDashedLines = \&PDL::_gdImageDashedLines; | | *_gdImageDashedLines = \&PDL::_gdImageDashedLines; |
| #line 423 "GD.pm" | | #line 423 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gdImageRectangles = \&PDL::_gdImageRectangles; | | *_gdImageRectangles = \&PDL::_gdImageRectangles; |
| #line 430 "GD.pm" | | #line 430 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gdImageFilledRectangles = \&PDL::_gdImageFilledRectangles; | | *_gdImageFilledRectangles = \&PDL::_gdImageFilledRectangles; |
| #line 437 "GD.pm" | | #line 437 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gdImageFilledArcs = \&PDL::_gdImageFilledArcs; | | *_gdImageFilledArcs = \&PDL::_gdImageFilledArcs; |
| #line 444 "GD.pm" | | #line 444 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gdImageArcs = \&PDL::_gdImageArcs; | | *_gdImageArcs = \&PDL::_gdImageArcs; |
| #line 451 "GD.pm" | | #line 451 "GD.pm" |
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| #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | | #line 960 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" |
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| *_gdImageFilledEllipses = \&PDL::_gdImageFilledEllipses; | | *_gdImageFilledEllipses = \&PDL::_gdImageFilledEllipses; |
| #line 458 "GD.pm" | | #line 458 "GD.pm" |
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| #line 804 "GD.pd" | | #line 804 "GD.pd" |
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| =head1 OO INTERFACE | | =head1 OO INTERFACE |
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| Object Oriented interface to the GD image library. | | Object Oriented interface to the GD image library. |
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| End of changes. 25 change blocks. |
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| 25 lines changed or deleted | | 25 lines changed or added |
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"Fossies" - the Fresh Open Source Software Archive 