how to get rgb color code from image

RGB and YUV Multimedia programming First, the concept 1. What is RGB? The method of encoding a color is collectively called " Color space " or " gamut ." In the simplest terms, the "color space" of any color in the world can be defined as a fixed

During image processing, we generally use RGB space, but in some special cases, we also use other color spaces. This article mainly introduces some common color space concepts and conversion formulas. The essence of color is a light wave. It exists

The statistical skin tone model in the RGB color space 1. A brief introduction to the statistical skin tone Model The parameters of the skin color model presented in previous articles, since the parameter values are fixed, the segmentation error

Although I have seen the introduction of color space several years ago, I did not write code to do this until today. Although there are already many examples available on the Web, one is only suitable for floating-point data, and on the other hand,

===================================================== The simplest audio-visual Playback Example series article List: Simplest visual Audio Playback Example 1: general statement The simplest AV playback example 2:gdi play YUV, RGB Simplest AV

1. The basic principle of color space conversion 1) Color Space conversion formula: In order to realize the format conversion, we must first clarify the characteristics and the conversion relationship between the format and the target format, which

This article records the OpenGL Video Playback Technology. OpenGL is a technology at the same level as direct3d. Compared with direct3d, OpenGL has the cross-platform advantage. Although in the gaming field, DirectX's influence has gradually

Second speaking from the image to the point cloud In this lecture, we will lead the reader to write a program that transforms an image into a point cloud. This program is the basis for post-processing maps. The simplest point cloud map is the

RGB/YUV pixel Conversion I recently received an email from Mike Perry thoroughly explaining this whole issue. For the definitive answer, please look here. If you want my original posting, here it is... Conversion back and forward between RGB and YUV

A: Basic ideasFor a color image of the RGB color space, a lot of time we want to get the image through the program has several main colors, but for the general image, at the junction of the color through the pixel mix to achieve a natural transition,