Top "Brightness" questions

An attribute of visual perception in which a source appears to be radiating or reflecting light.

Hex Code Brightness PHP?

I want users on my website to be able to pick a hex colour, and I just want to display …

php colors hex brightness
How to change default colour scheme for ipython notebook?

Is there an easy way to change this? I've just upgraded from ipython notebook v0.12 to 1.1 and it doesn't seem …

python colors ipython-notebook brightness
Android: Changing image contrast and brightness upon scrolling seekbar

I would like to set the contrast and brightness of a imageview. Referring from How to programmatically change contrast of …

android imageview brightness android-seekbar contrast
Determining Image Luminance/Brightness

My iphone application captures the realtime data from camera using AVFoundation's AVCaptureSession. I'm able to access that data in it's …

iphone image-processing opencv brightness
Brightness/exposure function with vb .net

I'm making a simple image editor in VB.NET, and one of the functions is brightness/ exposure. this is how …

vb.net functional-programming brightness
Brightness Screen Filter

Does anyone have an idea how to implement an Brightness Screen Filter like the one here: http://www.appbrain.com/…

android filter screen brightness
Android 2.2: Adjusting screen brightness

public void SetBright(float value) { Window mywindow = getWindow(); WindowManager.LayoutParams lp = mywindow.getAttributes(); lp.screenBrightness = value; mywindow.setAttributes(lp); } I …

android screen brightness
Get preferred screen brightness in Android

How do you get the preferred screen brightness in Android? To change the screen brightness I use WindowManager.LayoutParams.screenBrightness. …

android preferences brightness
Image conversion to Grayscale using ImageMagick is very dark

I converted a bunch of "normal" JPG photos via convert infile -colorspace Gray outfile to monochrome. However the result is …

image-processing imagemagick grayscale brightness monochrome
How to change brightness in iOS 5 app?

How would I program the ability to change brightness in-app? I know that its possible as I have seen at …

ios5 brightness screen-brightness uiscreen