grayscale

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Turning a Large Matrix into a Grayscale Image

I have a NumPy array of 3,076,568 binary values (1s and 0s). I would like to convert this to a matrix, and then to a grayscale image in Python.[详细]

2023-04-12 03:00 分类：问答
Adding greyscale fx to a class using JavaScript?

I\'m trying to use jQuery to add a greyscale fx to every image that has a class greyscale, but the below doesn\'t seem to work.Has anyone got any ideas on why this may not be working?[详细]

2023-04-10 05:58 分类：问答
Qt-OpenCV:How to display grayscale images(opencv) in Qt

I have a piece of code here. This is a camera capture application using OpenCV and Qt(for GUI). void MainWindow::on_pushButton_clicked()[详细]

2023-04-09 05:47 分类：问答
greyscale Iplimage to android bitmap

I am using opencv to convert android bitmap to grescale by using opencv. below is the code i am using,[详细]

2023-04-07 15:13 分类：问答
Predator (TLD Algorithm of Zdenek Kalal) Tracking in RGB MODE (Matlab)

Actually I am studying this algorithm and I have been exploring his code (which is currently in Matlab). I was wondering if anyone has tried running this algorithm and could anyone point me out how to[详细]

2023-04-05 17:17 分类：问答
Jet colormap to grayscale

I have a jet colormap: 开发者_运维技巧and I would like to know if there\'s some way to convert to a grayscale. I can\'t use average because maximum and minimum value goes to the same gray color. Or[详细]

2023-04-05 01:48 分类：问答
BufferedImage - Gray Scale

Given an image that is in grayscale, how would I get the pixel values of the grayscale at that location?[详细]

2023-04-04 12:19 分类：问答
How to increase the color tone of a picture in C#?

I have got the picture that has got a text in it. I have already converted that picture into grayscale by using the ColorMatrix.[详细]

2023-04-03 09:20 分类：问答
Image Greyscale with CSS & re-color on mouse-over?

I am looking to take an icon that is colored (and will b开发者_C百科e a link) and turn it greyscale until the user places their mouse over the icon (where it would then color the image).[详细]

2023-04-01 17:09 分类：问答
Is it possible to do desaturation in OpenGL ES 1.0 and how?

I\'d like to render a colour texture in gray. Doing it in ES 2.0 by using a shader is a piece of cake, but is it possible to do in ES 1.x?[详细]

2023-03-26 01:15 分类：问答