[jira] [Commented] (PDFBOX-4627) Wrong color of uncolored tiling pattern

2019-09-02 Thread Jiri Kunhart (Jira)


[ 
https://issues.apache.org/jira/browse/PDFBOX-4627?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16920702#comment-16920702
 ] 

Jiri Kunhart commented on PDFBOX-4627:
--

[~tilman] According to the last Michael's comment it would be worth to fix it. 
I think it is matter of time when other pdfbox user has the same problem (if we 
consider that Amyuni PDF Converter is well know pdf converter and is very often 
used and maybe other pdf converters would generate the same problematic pdf 
file).

> Wrong color of uncolored tiling pattern
> ---
>
> Key: PDFBOX-4627
> URL: https://issues.apache.org/jira/browse/PDFBOX-4627
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.16
>Reporter: Jiri Kunhart
>Priority: Major
> Attachments: after_fix.png, before_fix.png, 
> uncolored_tiling_pattern.patch, uncolored_tiling_pattern.pdf
>
>
> The attached pdf file with uncolored tiling pattern is rendered wrongly (see 
> "before_fix.png"). The problem is that pattern stream contains
> /DevGrayCS cs
> which overwrites PDPattern color space stored in 
> PDGraphicsState#nonStrokingColor. I did a small fix which ignores all 
> settings of color space inside of uncolored tiling pattern stream and the 
> result seems to be good (see "after_fix.png").
> Note: the pattern in the png file looks diferently than in the original pdf 
> file, but this should be handled probably in the other issue.



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[jira] [Commented] (PDFBOX-4627) Wrong color of uncolored tiling pattern

2019-08-21 Thread Jiri Kunhart (Jira)


[ 
https://issues.apache.org/jira/browse/PDFBOX-4627?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16911989#comment-16911989
 ] 

Jiri Kunhart commented on PDFBOX-4627:
--

[~tilman] This pdf file was created by Amyuni PDF Converter and originally 
contains many objects, I deleted all personal data and left only the 
problematic pattern object.

It is not only about Adobe Reader, but I tried also Foxit Reader and it shows 
it also well, without any error. Also preflight in Adobe Pro doesn't report any 
error If I do syntax check. I read PDF Reference fifth edition and I didn't 
find exactly the sentence mentioned by [~mkl], there is only written this: "The 
pattern’s content stream does not explicitly specify
any colors; it can paint an image mask (see “Stencil Masking” on page 320) but
no other kind of image. " And this sounds not so strictly to me.

> Wrong color of uncolored tiling pattern
> ---
>
> Key: PDFBOX-4627
> URL: https://issues.apache.org/jira/browse/PDFBOX-4627
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.16
>Reporter: Jiri Kunhart
>Priority: Major
> Attachments: after_fix.png, before_fix.png, 
> uncolored_tiling_pattern.patch, uncolored_tiling_pattern.pdf
>
>
> The attached pdf file with uncolored tiling pattern is rendered wrongly (see 
> "before_fix.png"). The problem is that pattern stream contains
> /DevGrayCS cs
> which overwrites PDPattern color space stored in 
> PDGraphicsState#nonStrokingColor. I did a small fix which ignores all 
> settings of color space inside of uncolored tiling pattern stream and the 
> result seems to be good (see "after_fix.png").
> Note: the pattern in the png file looks diferently than in the original pdf 
> file, but this should be handled probably in the other issue.



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[jira] [Created] (PDFBOX-4627) Wrong color of uncolored tiling pattern

2019-08-09 Thread Jiri Kunhart (JIRA)
Jiri Kunhart created PDFBOX-4627:


 Summary: Wrong color of uncolored tiling pattern
 Key: PDFBOX-4627
 URL: https://issues.apache.org/jira/browse/PDFBOX-4627
 Project: PDFBox
  Issue Type: Bug
  Components: Rendering
Affects Versions: 2.0.16
Reporter: Jiri Kunhart
 Attachments: after_fix.png, before_fix.png, 
uncolored_tiling_pattern.patch, uncolored_tiling_pattern.pdf

The attached pdf file with uncolored tiling pattern is rendered wrongly (see 
"before_fix.png"). The problem is that pattern stream contains

/DevGrayCS cs

which overwrites PDPattern color space stored in 
PDGraphicsState#nonStrokingColor. I did a small fix which ignores all settings 
of color space inside of uncolored tiling pattern stream and the result seems 
to be good (see "after_fix.png").

Note: the pattern in the png file looks diferently than in the original pdf 
file, but this should be handled probably in the other issue.



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[jira] [Commented] (PDFBOX-4245) wrong rendering of the transparency group at the specific position on a page

2018-08-09 Thread Jiri Kunhart (JIRA)


[ 
https://issues.apache.org/jira/browse/PDFBOX-4245?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16574705#comment-16574705
 ] 

Jiri Kunhart commented on PDFBOX-4245:
--

[~tilman] I have attached the patches for pdfbox-2.0.12 and pdfbox-3.0.0, where 
I hope is definitely solved this issue and it works well with our examples and 
also with your attached pdf from your tests. Please try it. Thx.

> wrong rendering of the transparency group at the specific position on a page
> 
>
> Key: PDFBOX-4245
> URL: https://issues.apache.org/jira/browse/PDFBOX-4245
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.10
>Reporter: Jiri Kunhart
>Assignee: Tilman Hausherr
>Priority: Major
>  Labels: patch
> Attachments: gs-bugzilla690022-reduced-rotations-cropbox.pdf, 
> gs-bugzilla690022-reduced-rotations.pdf, gs-bugzilla690022.pdf, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_all.patch, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_resources.zip, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_sources.patch, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_sources_2.patch, 
> pdfbox-2.0.12-SNAPSHOT_transparency_group_sources.patch, 
> pdfbox-3.0.0-SNAPSHOT_transparency_group_sources.patch
>
>
> The rendering of the transparency groups works only if the whole page is 
> rendered. If you try to render only a part of the page where is a 
> transparency group placed, you will get only the white image or an image with 
> shifted pixels representing applied soft mask. The simple fix is attached in 
> the patch, including the test and the resources used for testing.



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[jira] [Updated] (PDFBOX-4245) wrong rendering of the transparency group at the specific position on a page

2018-08-09 Thread Jiri Kunhart (JIRA)


 [ 
https://issues.apache.org/jira/browse/PDFBOX-4245?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jiri Kunhart updated PDFBOX-4245:
-
Attachment: pdfbox-3.0.0-SNAPSHOT_transparency_group_sources.patch

> wrong rendering of the transparency group at the specific position on a page
> 
>
> Key: PDFBOX-4245
> URL: https://issues.apache.org/jira/browse/PDFBOX-4245
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.10
>Reporter: Jiri Kunhart
>Assignee: Tilman Hausherr
>Priority: Major
>  Labels: patch
> Attachments: gs-bugzilla690022-reduced-rotations-cropbox.pdf, 
> gs-bugzilla690022-reduced-rotations.pdf, gs-bugzilla690022.pdf, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_all.patch, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_resources.zip, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_sources.patch, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_sources_2.patch, 
> pdfbox-2.0.12-SNAPSHOT_transparency_group_sources.patch, 
> pdfbox-3.0.0-SNAPSHOT_transparency_group_sources.patch
>
>
> The rendering of the transparency groups works only if the whole page is 
> rendered. If you try to render only a part of the page where is a 
> transparency group placed, you will get only the white image or an image with 
> shifted pixels representing applied soft mask. The simple fix is attached in 
> the patch, including the test and the resources used for testing.



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[jira] [Updated] (PDFBOX-4245) wrong rendering of the transparency group at the specific position on a page

2018-08-09 Thread Jiri Kunhart (JIRA)


 [ 
https://issues.apache.org/jira/browse/PDFBOX-4245?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jiri Kunhart updated PDFBOX-4245:
-
Attachment: pdfbox-2.0.12-SNAPSHOT_transparency_group_sources.patch

> wrong rendering of the transparency group at the specific position on a page
> 
>
> Key: PDFBOX-4245
> URL: https://issues.apache.org/jira/browse/PDFBOX-4245
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.10
>Reporter: Jiri Kunhart
>Assignee: Tilman Hausherr
>Priority: Major
>  Labels: patch
> Attachments: gs-bugzilla690022-reduced-rotations-cropbox.pdf, 
> gs-bugzilla690022-reduced-rotations.pdf, gs-bugzilla690022.pdf, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_all.patch, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_resources.zip, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_sources.patch, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_sources_2.patch, 
> pdfbox-2.0.12-SNAPSHOT_transparency_group_sources.patch
>
>
> The rendering of the transparency groups works only if the whole page is 
> rendered. If you try to render only a part of the page where is a 
> transparency group placed, you will get only the white image or an image with 
> shifted pixels representing applied soft mask. The simple fix is attached in 
> the patch, including the test and the resources used for testing.



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[jira] [Commented] (PDFBOX-4245) wrong rendering of the transparency group at the specific position on a page

2018-07-25 Thread Jiri Kunhart (JIRA)


[ 
https://issues.apache.org/jira/browse/PDFBOX-4245?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16555731#comment-16555731
 ] 

Jiri Kunhart commented on PDFBOX-4245:
--

[~tilman]: We have made the new patch 
"pdfbox-2.0.10-SNAPSHOT_transparency_group_sources_2.patch", which help us to 
use the PDFBox 2.0 and it doesn't break the tests here. The change is simple, 
we only allow to override the method PageDrawer#adjustRectangle() and adjust 
there the translations of the softmask if someone need some. We have also 
updated the test example "TestPDFToImage", where is overriden method already 
used and it works well.

> wrong rendering of the transparency group at the specific position on a page
> 
>
> Key: PDFBOX-4245
> URL: https://issues.apache.org/jira/browse/PDFBOX-4245
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.10
>Reporter: Jiri Kunhart
>Assignee: Tilman Hausherr
>Priority: Major
>  Labels: patch
> Attachments: gs-bugzilla690022-reduced-rotations-cropbox.pdf, 
> gs-bugzilla690022-reduced-rotations.pdf, gs-bugzilla690022.pdf, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_all.patch, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_resources.zip, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_sources.patch, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_sources_2.patch
>
>
> The rendering of the transparency groups works only if the whole page is 
> rendered. If you try to render only a part of the page where is a 
> transparency group placed, you will get only the white image or an image with 
> shifted pixels representing applied soft mask. The simple fix is attached in 
> the patch, including the test and the resources used for testing.



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[jira] [Updated] (PDFBOX-4245) wrong rendering of the transparency group at the specific position on a page

2018-07-25 Thread Jiri Kunhart (JIRA)


 [ 
https://issues.apache.org/jira/browse/PDFBOX-4245?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jiri Kunhart updated PDFBOX-4245:
-
Attachment: pdfbox-2.0.10-SNAPSHOT_transparency_group_sources_2.patch

> wrong rendering of the transparency group at the specific position on a page
> 
>
> Key: PDFBOX-4245
> URL: https://issues.apache.org/jira/browse/PDFBOX-4245
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.10
>Reporter: Jiri Kunhart
>Assignee: Tilman Hausherr
>Priority: Major
>  Labels: patch
> Attachments: gs-bugzilla690022-reduced-rotations-cropbox.pdf, 
> gs-bugzilla690022-reduced-rotations.pdf, gs-bugzilla690022.pdf, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_all.patch, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_resources.zip, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_sources.patch, 
> pdfbox-2.0.10-SNAPSHOT_transparency_group_sources_2.patch
>
>
> The rendering of the transparency groups works only if the whole page is 
> rendered. If you try to render only a part of the page where is a 
> transparency group placed, you will get only the white image or an image with 
> shifted pixels representing applied soft mask. The simple fix is attached in 
> the patch, including the test and the resources used for testing.



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[jira] [Updated] (PDFBOX-4257) generalization of marked content classes

2018-07-02 Thread Jiri Kunhart (JIRA)


 [ 
https://issues.apache.org/jira/browse/PDFBOX-4257?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jiri Kunhart updated PDFBOX-4257:
-
Attachment: (was: pdfbox-2.0.10-SNAPSHOT_marked_content.patch)

> generalization of marked content classes
> 
>
> Key: PDFBOX-4257
> URL: https://issues.apache.org/jira/browse/PDFBOX-4257
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.10
>Reporter: Jiri Kunhart
>Priority: Major
> Attachments: pdfbox-2.0.10-SNAPSHOT_marked_content.patch
>
>
> This patch allows an user with own PageDrawer to process marked content 
> sequences as he need.



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[jira] [Updated] (PDFBOX-4257) generalization of marked content classes

2018-07-02 Thread Jiri Kunhart (JIRA)


 [ 
https://issues.apache.org/jira/browse/PDFBOX-4257?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jiri Kunhart updated PDFBOX-4257:
-
Attachment: pdfbox-2.0.10-SNAPSHOT_marked_content.patch

> generalization of marked content classes
> 
>
> Key: PDFBOX-4257
> URL: https://issues.apache.org/jira/browse/PDFBOX-4257
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.10
>Reporter: Jiri Kunhart
>Priority: Major
> Attachments: pdfbox-2.0.10-SNAPSHOT_marked_content.patch
>
>
> This patch allows an user with own PageDrawer to process marked content 
> sequences as he need.



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[jira] [Updated] (PDFBOX-4257) generalization of marked content classes

2018-07-02 Thread Jiri Kunhart (JIRA)


 [ 
https://issues.apache.org/jira/browse/PDFBOX-4257?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jiri Kunhart updated PDFBOX-4257:
-
Attachment: pdfbox-2.0.10-SNAPSHOT_marked_content.patch

> generalization of marked content classes
> 
>
> Key: PDFBOX-4257
> URL: https://issues.apache.org/jira/browse/PDFBOX-4257
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.10
>Reporter: Jiri Kunhart
>Priority: Major
> Attachments: pdfbox-2.0.10-SNAPSHOT_marked_content.patch
>
>
> This patch allows an user with own PageDrawer to process marked content 
> sequences as he need.



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[jira] [Updated] (PDFBOX-4257) generalization of marked content classes

2018-07-02 Thread Jiri Kunhart (JIRA)


 [ 
https://issues.apache.org/jira/browse/PDFBOX-4257?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jiri Kunhart updated PDFBOX-4257:
-
Attachment: (was: pdfbox-2.0.10-SNAPSHOT_marked_content.patch)

> generalization of marked content classes
> 
>
> Key: PDFBOX-4257
> URL: https://issues.apache.org/jira/browse/PDFBOX-4257
> Project: PDFBox
>  Issue Type: Bug
>  Components: Rendering
>Affects Versions: 2.0.10
>Reporter: Jiri Kunhart
>Priority: Major
>
> This patch allows an user with own PageDrawer to process marked content 
> sequences as he need.



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[jira] [Created] (PDFBOX-4257) generalization of marked content classes

2018-07-02 Thread Jiri Kunhart (JIRA)
Jiri Kunhart created PDFBOX-4257:


 Summary: generalization of marked content classes
 Key: PDFBOX-4257
 URL: https://issues.apache.org/jira/browse/PDFBOX-4257
 Project: PDFBox
  Issue Type: Bug
  Components: Rendering
Affects Versions: 2.0.10
Reporter: Jiri Kunhart
 Attachments: pdfbox-2.0.10-SNAPSHOT_marked_content.patch

This patch allows an user with own PageDrawer to process marked content 
sequences as he need.



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[jira] [Created] (PDFBOX-4245) wrong rendering of the transparency group at the specific position on a page

2018-06-13 Thread Jiri Kunhart (JIRA)
Jiri Kunhart created PDFBOX-4245:


 Summary: wrong rendering of the transparency group at the specific 
position on a page
 Key: PDFBOX-4245
 URL: https://issues.apache.org/jira/browse/PDFBOX-4245
 Project: PDFBox
  Issue Type: Bug
  Components: Rendering
Affects Versions: 2.0.10
Reporter: Jiri Kunhart
 Attachments: pdfbox-2.0.10-SNAPSHOT_transparency_group_all.patch, 
pdfbox-2.0.10-SNAPSHOT_transparency_group_resources.zip, 
pdfbox-2.0.10-SNAPSHOT_transparency_group_sources.patch

The rendering of the transparency groups works only if the whole page is 
rendered. If you try to render only a part of the page where is a transparency 
group placed, you will get only the white image or an image with shifted pixels 
representing applied soft mask. The simple fix is attached in the patch, 
including the test and the resources used for testing.



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