Search found 17 matches
- Mon Feb 26, 2024 4:30 pm
- Forum: VintaSoft Imaging .NET SDK and Plug-ins Discussions
- Topic: Applying Brightness Contrast Command to a Figure
- Replies: 2
- Views: 1144
Re: Applying Brightness Contrast Command to a Figure
That was something I was planning to try if changing the unrendered figure was not feasible. I will implement that, thank you.
- Fri Feb 23, 2024 5:24 pm
- Forum: VintaSoft Imaging .NET SDK and Plug-ins Discussions
- Topic: Applying Brightness Contrast Command to a Figure
- Replies: 2
- Views: 1144
Applying Brightness Contrast Command to a Figure
Is it possible to use the ChangeBrightnessContrastCommand to modify a figure before rendering the figure on a document? I am adding a PNG signature to a PDF delivery document captured on a mobile device. Sometimes the signatures are very faint and need to be darkened. Currently, I am adding them to ...
- Mon Aug 09, 2021 5:56 pm
- Forum: VintaSoft PDF .NET Plug-in Discussions
- Topic: JavaScript Warning on Fillable Form
- Replies: 1
- Views: 5114
JavaScript Warning on Fillable Form
I recently implemented logic to use interactive forms in one of my applications. It works great but on some forms I open I get a pop up message entitled JavaScript Warning and this message: "The PDF file requires a newer version of Adobe Reader. Press OK to download the latest version or see yo...
- Sat Mar 13, 2021 3:42 am
- Forum: VintaSoft Imaging .NET SDK and Plug-ins Discussions
- Topic: Replacing Background Color on PNG to Transparent
- Replies: 2
- Views: 3567
Re: Replacing Background Color on PNG to Transparent
I was able to resolve the issue by saving the image with the PngEncoder and reloading it. After that, I was able to make the background transparent.
- Fri Mar 12, 2021 9:46 pm
- Forum: VintaSoft Imaging .NET SDK and Plug-ins Discussions
- Topic: Replacing Background Color on PNG to Transparent
- Replies: 2
- Views: 3567
Replacing Background Color on PNG to Transparent
I am receiving PNG image files into my system and I need to change the background color to transparent. I run the ReplaceColorCommand but the background is unchanged. I checked the image with the HasCertainColorCommand and the image does not have the transparent color so I assume this is the issue? ...
- Thu Feb 11, 2021 9:07 pm
- Forum: VintaSoft PDF .NET Plug-in Discussions
- Topic: Cropping PDF Using Mouse
- Replies: 1
- Views: 1664
Cropping PDF Using Mouse
It's been a year since I've worked on this project. I need to crop PDF pages. I'm able to crop by defining a rectangle in the code. I cannot get the CropSelectionTool to work at all. I'm assuming that is the correct approach but can't get it to work using a menu item click. Any help appreciated! Tha...
- Thu Mar 05, 2020 5:12 pm
- Forum: VintaSoft PDF .NET Plug-in Discussions
- Topic: Rotating Page in PDF Document
- Replies: 2
- Views: 609
Re: Rotating Page in PDF Document
Great, thank you!
- Thu Mar 05, 2020 1:05 am
- Forum: VintaSoft PDF .NET Plug-in Discussions
- Topic: Rotating Page in PDF Document
- Replies: 2
- Views: 609
Rotating Page in PDF Document
Can you provide a quick example of how to rotate a page of a PDF in an image viewer? Not sure if I should be rotating the page in the PdfDocument or the image in the viewer or both and in which order.
Thanks
Thanks
- Fri Feb 28, 2020 8:16 pm
- Forum: VintaSoft PDF .NET Plug-in Discussions
- Topic: Bad our unsupported image format??
- Replies: 3
- Views: 795
Re: Bad our unsupported image format??
I just emailed it to you thanks!
- Fri Feb 28, 2020 7:23 pm
- Forum: VintaSoft PDF .NET Plug-in Discussions
- Topic: Bad our unsupported image format??
- Replies: 3
- Views: 795
Bad our unsupported image format??
I'm getting a strange error when trying to view a PDF file. The file is coming from a memory stream out of a database. The PDF in the image viewer says: Bad or unsupported image format: PNG predictor 255 is not supported now. Any ideas on what the issue might be? I'm able to open other PDFs from the...