jpeg2000 Questions
5
I have a code using a byte[] that contains a image jpeg2000 bytes. I want show this in jLabel component howto do this? Anyone have idea or code to do?
6
Solved
It seems that .NET can't open JP2 (Jpeg 2000) files using the GDI library. I've searched on google but can't find any libraries or example code to do this.
Anybody got any ideas? I don't really wa...
7
My ranking from Google Page Speed insights is being severely penalised because of:
"Serve Images in Next-Gen Formats" more info on Google's help page here.
However, according to this, this and th...
Scarecrow asked 3/12, 2018 at 7:6
2
Using PDFBox 2.0.4 to extract pages as image, my result page contains multiple "black holes" as shown in the following screen :
This happen only for this PDF and few others : http://www.filedrop...
3
Solved
I'm trying to set up Flask-IIIF to work with jp2-files, or JPEG2000. Right out of the box I get an error from the Pillow library: IOError: decoder jpeg2k not available
I've tried googling it, and ...
Latimore asked 27/6, 2017 at 14:15
1
I have a class which opens a large raster image using the GDAL module (https://pypi.org/project/GDAL/) and extracts small images from it at a number of locations, defined by a passed list of coordi...
2
Solved
My website is https://www.makarsky.dev , all files are located on Github at https://github.com/jacobmakarsky/jacobmakarsky.github.io
I am linking images in the following format - ./resources/image...
Basanite asked 24/2, 2020 at 18:58
3
I would like to use the Python Pillow library to save 16 bit gray scale arrays in the jp2 ("JPEG 2000") format.
I have hit a brick wall in trying to install the required library OpenJPEG on my Win...
Mita asked 12/2, 2017 at 6:56
2
I have a motion-JPEG 2000 file that I need to determine if the creator used lossless compression to create it based on the file itself. I do not have the raw video data to compare to, and I do not ...
Now asked 9/4, 2013 at 19:32
0
I want to find an open source library with BSD/MIT (or equivalent) licence that is able to read XML (or any) metadata from .jp2 files. Research so far:
OpenJpeg doesn't reading metadata
EasyExif ...
Suetonius asked 27/5, 2017 at 18:56
4
Solved
I am trying to read and tile a jp2 image file. The image is RGB 98176 x 80656 pixels (it is medical image data).
When trying to read the image with glymur I get this error:
glymur.lib.openjp2.Op...
Adenoidectomy asked 19/4, 2017 at 7:58
1
I am currently diving into Wavelets and are a bit confused about certain things.
First of all, this is NOT homework. Its for recreational coding only.
In order to gain a better understanding, I ...
Kish asked 11/7, 2015 at 20:33
1
Solved
I have managed to get OpenJPEG to compile in my iOS app, but I have no clue where to begin trying to convert a UIImage to a J2K file or J2K in memory buffer. Suggestions?
2
I have a byte[] that I want to convert to an Image and display the image in a label.
The byte[] is of a jpeg 2000 format.
I have tried the code below but it returns null:
InputStream in = new Byte...
2
I'm using the File API to break down a DICOM file and get its data in a byte array.
The problem is that I can not decode a JPEG2000 image and show it in the browser (Chrome, Firefox, etc.). For exa...
Decree asked 15/2, 2012 at 15:51
2
Solved
Information about JPEG-LS is easily found on Google and in a lot of DICOM chapters.
However, there are links/pages/readings that mention JPEG-LL, too. However, i have taken a deeper look at the DI...
1
Solved
I've seen JPEG2000 files with both .J2K and .JP2 extensions, and codecs which read one won't always read the other. Can someone explain why there are multiple extensions for what I thought was a si...
Jowett asked 9/7, 2009 at 14:3
1
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