color-space

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Using fwrite, want to skip writing three items in A between each write

So, I\'m doing some image processing in MATLAB, and attempting to save a file out to a y4m format with colorspace 4:2:0.[详细]

2023-01-31 01:47 分类：问答
Use a LinearGradientBrush in another LinearGradientBrush?

I\'m trying to use one LinearGradientBrush in the Definition of another LinearGradientBrush. But I\'ve no idea weather this would even work, and if it works, I need to know how.[详细]

2023-01-16 06:23 分类：问答
How can one perform color transforms with ICC profiles on a set of arbitrary pixel values (not on an image data structure)?

I\'d like to convert a set of pixel values from one profiled colorspace to another, without thes开发者_C百科e values residing in an image file, such as (say) a list of RGB/RGBA/CMYK/etc data structure[详细]

2023-01-14 14:32 分类：问答
Best resources to learn about graphics and imaging?

Having spent a bunch of time recently doing 2D work that involves pixel manipulation of bitmaps and blending/compositing, I\'ve run up against the limits of my own understanding with respect to colors[详细]

2023-01-12 06:01 分类：问答
Using PIL and NumPy to convert an image to Lab array, modify the values and then convert back

I am trying to convert a PIL image into an array using NumPy. I then want to convert that array into Lab values, modify the values and then convert the array back in to an image and save the image. I[详细]

2023-01-06 16:15 分类：问答
iPhone screenshot different colour when displayed

I\'ve taken a screenshot of my iPhone app running and I\'d like to us开发者_C百科e that image as a png to be drawn by the app instead of generated graphics.[详细]

2023-01-04 04:31 分类：问答
Calculate CMYK coverage on PDF

I don\'t suppose is there any free or open source libraries out there that able to calculate the CMYK coverage on a pdf file. I tried loo开发者_StackOverflowking around I don\'t seem to able to find a[详细]

2023-01-04 03:01 分类：问答
Why does UIImageView "darken"/saturate PNG images, and can I stop it?

I have a PNG file in a UIImageView, and开发者_如何学编程 next to that I have an EAGLView which displays the continuation of that same image (long story) as a texture, carved from the same original PNG[详细]

2022-12-25 01:45 分类：问答
Force comparison of files when merging in Visual Studio 2008

Currently when I right-click -> Merge on a specific file in Visual Studio 2008 it attempts (and often succeeds) to automatically merge the file to my indicated target.[详细]

2022-12-18 23:16 分类：问答
Using CMYK colorspace in PCL XL, possible?

Is it possible to use PCL XL to print CMYK composite halftone (1-bit) data? Or do I have to somehow convert it to开发者_运维技巧 8bit RGB data?PCL XL, aka PCL version 6, does not support CMYK colorspa[详细]

2022-12-15 14:15 分类：问答