brightness

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Android screen brightness that doesn't crash

I have an activity that boosts screen brightness /* turn screen brightness up */ this.getWindow().getAttributes().screenBrightness = 1;[详细]

2023-03-17 18:11 分类：问答
Android Development: Changing Screen Brightness in Service

Now i do try again. I want to change the screen brightness. I\'ve Tried: WindowManager.LayoutParams layoutParams = getWindow().getAttributes();[详细]

2023-03-17 04:55 分类：问答
Android: toggle screen auto brightness temporarily

I want to disable开发者_开发问答 the automatic brightness (I want to prevent the screen from being turned off), but only when my application is active (when the Activity is running).[详细]

2023-03-15 12:26 分类：问答
JavaScript Calculate brighter colour

I have a colour value in JS as a string #ff0000 How would I go about programatically calculating a brighter/lighter version 开发者_JAVA技巧of this colour, for example #ff4848, and be able to calcul[详细]

2023-03-14 14:14 分类：问答
How can I calculate differences (luminosity, brightness, color) between two colors?

How can I calculate the luminosity contrast ratio, the difference in brightness, and the difference in color[详细]

2023-03-12 05:23 分类：问答
Alter system brightness within a service

Although I am able to set the system brightness within an Activity successfully, it would seem that services don\'t fair too well. The brightness setting IS being set (I read it back and printed it to[详细]

2023-03-10 06:29 分类：问答
AVPlayer bright on iPad 2

AVPlayer and MPMoviePlayer have extra brightness on iPad2. This does not show up in 1 or sim. I am digging through the docs and working on finding a fix even if I have to use a cheap one. I\'ve found[详细]

2023-03-10 02:30 分类：问答
Technique for correcting colour/brightness/exposure levels between two images?

I\'ve 开发者_开发技巧got some code for stitching images together, but as you can see from my results[详细]

2023-03-09 06:17 分类：问答
How to adjust the brightness of the device from our app in iPad

I am de开发者_Python百科veloping a eBook reader app for iPad and i want to add a feature where in the user can adjust the brightness of the device from the app. Is there anyway in which i can implemen[详细]

2023-03-08 14:29 分类：问答
How to detect the brightness programmatically

I am creating an application for iPad w开发者_JAVA百科hich can change the images by detecting the brightness of the room. So I want to know is there a way to detect the brightness of the room ?One app[详细]

2023-03-07 13:01 分类：问答