Questions tagged [conversion]

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8
votes
2answers
107 views

Why replicating the higher bits of RGB565 when converting to RGBA8888?

I have seen in some computer graphics software's code bases that sometimes the higher bits of RGB565-format image data are replicated into the lower bits when converting to higher-bit-depth format ...
1
vote
2answers
104 views

Convert a .X mesh to a modern format

I have a bunch of meshes in the .X format, which isn't supported by many 3D applications today. Therefore, I would like to convert these to a modern format like fbx or gltf/glb. Since these meshes ...
1
vote
0answers
682 views

Convert prc-file (3D PDF) to 2D file format

I have a question regarding 3D PDF files. I have a 3D vector graphics image which is saved as a Product Representation Compact (PRC) file. The PRC file is embedded in a PDF file. I can view and ...
7
votes
2answers
927 views

Estimating real world object distance from photo

I'm not really sure if this is possible but it should be. I currently have a photo of a sphere, whose radius I've measures physically. Knowing the apparent size of the sphere from the photo and all ...
2
votes
0answers
93 views

Converting from 360 degree vr to rectangular

What I am interested in doing is taking a 360 degree stereo video (Oculus Rift etc), and a description of how the viewing direction changes with time (rather than reading from gyroscopes) and then ...
4
votes
1answer
897 views

Convert RGB, Hex or any other color format to “Standard Color” Programmatically

Forgive me in advance for my ignorance. Using the PHP function imagecolorat, I have a solution that presently delivers a set of the most dominant hex color codes available inside of an image. Is ...
6
votes
1answer
235 views

How to do a color separation with more than 3 primary colors

How would one do a color separation if there are more than 3 color primaries, or the primaries are nonstandard. In Standard CMYK conversion K is relatively easy conceptually to figure out. Its just a ...