rgb

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Convert RGB to YCbCr - C code

I need to convert RGB to YCbCr for my final project and I trying to do this way (I\'m programming in C):[详细]

2023-03-29 02:14 分类：问答
jQuery slider dynamically changing image

I am trying to use the jQuery UI slider to dynamically change the RGB values of an image. The issue that I am running into is that the slider will not slide when it is attached to my function that sho[详细]

2023-03-28 04:56 分类：问答
c# convert YUV 4:2:2 to RGB?

I have a screen grabber which gives me a image in YUV 4:2:2 format. I need to convert my byte[]\'s to RGB f开发者_运维知识库ormat?[详细]

2023-03-26 18:52 分类：问答
Creating a swatch of entire color spectrum

I\'m trying to create a swatch every color, which I\'ll later have to match to the pixels of an image to create a mosaic.[详细]

2023-03-26 13:40 分类：问答
How do I create a color bar (TV test pattern)

I need to create a colorbar like THIS I use a scaled array of floats between 0 and 1. Now I want to compute the RGB color from this float. How to do it? Want to write it in C/c++ so I think I need 2[详细]

2023-03-26 00:05 分类：问答
decode rgb value to single float without bit-shift in glsl

I\'m currently busy with deferred shading in webgl and i need to decode 3 integer value\'s (in the range [0..256] = 256^3)to a single 32 bit float and encode it later. because this is for WebGL it has[详细]

2023-03-24 09:05 分类：问答
Get RGB pixels from input image and reconstruct an output image in opencv

I want to load 开发者_开发百科the image in opencv and split the image into channels(RGB) and i want to increase any one of the colors and getting that corresponding output image.is there any easiest w[详细]

2023-03-23 22:05 分类：问答
How to convert a BufferedImage to a certain colour?

Speicifically I have images that are all solid black on transparent. I want to assign an abritrary colour to the images when they are drawn so that the black areas are changed to the new colour.[详细]

2023-03-23 15:56 分类：问答
RMagick: Convert CMYK EPS to RGB PNG maintaining transparent background

I\'ve spent a long time trying to go from a CMYK EPS to a RGB PNG using RMagick and Rails.Hopefully this will be of use to someone:[详细]

2023-03-22 20:47 分类：问答
C# Changing the hue with a colormatrix?

I\'m trying to emulate the color picker in photoshop.I have a 256x256 bitmap gradient that has saturation on X-axis and brightness on Y-axis.As I vary 开发者_如何学Pythonthrough the values 0 to 360, t[详细]

2023-03-22 20:05 分类：问答