IOS image processing-adjust image brightness

-(uiimage*) Getbrighterimage: (UIImage *) originalimage{ UIImage *brighterimage; Cicontext *context = [Cicontext contextwithoptions:nil]; Ciimage *inputimage = [Ciimage imageWithCGImage:originalImage.CGImage]; Cifilter *lighten =

How Android sets the transparency of the background

Translucent Transparent The color and opacity (alpha) values are represented by hexadecimal notation. The range of values for any one color is 0 to 255 (00 to FF). For alpha,00, full transparency is expressed, and FF is completely opaque. The

ffmpeg-2.3.3 Configure for Android

#! /bin/shNdk=/usr/local/android-ndk-r10Prebuilt=${ndk}/toolchains/arm-linux-androideabi-4.9/prebuilt/darwin-x86_64Platform=${ndk}/platforms/android-l/arch-arm#-MCPU=CORTEX-A9#-extra-cxxflags=

MVC Design Patterns in iOS

First, the concept of MVCThe full name of MVC is the Model View controller, which is the abbreviation for Models-View-controller, a software design paradigm. The purpose of MVC is to separate the implementation code for M and v so that the same

Android Development Learning notes-a calculator with interface a+b

Do a a+b app, although very simple, but as a beginner or to get a few hours to fix, anything to read or Baidu, but finally succeeded, or very happy, the receipt is quite large. Now write the process:First, give the following:At the beginning of the

Android in bitmap and drawable

First, related concepts1, drawable is a can be drawn object, it may be a bitmap (bitmapdrawable), it may be a graph (shapedrawable), there may be a layer (layerdrawable), we based on the demand for paint, Create the appropriate object to draw2,

WebGL 3D on IOS8 official edition

Today IOS8 finally officially released, upgrade the equipment on hand for me the most important thing is to test the WebGL 3D is really able to run the Apple system, ran a number of HT for the web 3D examples are very smooth, than Android just

Filtering tags in an HTML document in iOS

In iOS project development, sometimes we need to load a piece of HTML document, but can not display the label in the document, such as , such as the labelAt this point we can use the following method to remove the label from the document and only

WebGL 3D on IOS8 official edition

Today IOS8 finally officially released, upgrade the equipment on hand for me the most important thing is to test the WebGL 3D is really able to run the Apple system, ran a number of HT for the web 3D examples are very smooth, than Android just

Define Androidlistview scroll bar position

1. Find the location of the last data on each pageJava code public void Onscroll (Abslistview view, int firstvisibleitem, int visibleitemcount, int totalitemcount) { Selectid = Firstvisibleitem; } The Firstvisibleitem

Android L SDK--some interesting new features

Some ordinary do not mention, you see the latest documents can be the document addressTask Locking Features: Let us be free from notifications (messages) when using an app. How to use: When we activate the task lock mode in the app, we

[Turn]ios:about diagnostic capabilities

source:http://support.apple.com/kb/ht6331Each of these diagnostic capabilities requires the user to has unlocked their device and agreed to trust another computer . Any data transmitted between the IOS device and trusted computer are encrypted with

COCOS2DX An Zuojin Machine Debugging Problem Summary

Cocos Compile compilation apk problem summary: 1,DX compile error, there is not enough spaceAntbuild: [DX] error:could not create the Java Virtual machine.Antbuild: [DX] ERROR:A fatal exception has occurred. Program would exit.[DX] Error occurred

Android footstep---Simple picture browser changes image transparency

The picture browser calls ImageView's Setalpha method to achieve a change in image transparency.The Main.xml file is as follows: Three buttons, two ImageView, interface definition Two ImageView, one is to display the local picture

Android Memory Release processing

Do not know what you do to the Android memory release to do what kind of processing, I contact Android soon, the recent development of small game process, because the game interface components more, just play the game when the feeling is OK, but

IOS based on APNs message push principle and implementation (Java background)

The principle of push:The working mechanism of Push can be summarized simply asIn the figure, provider is the push server for an iphone software, which I will use. NET as the provider.APNS is an abbreviation for Apple push Notification Service

The first lesson of Android learning

First look at the role of each package in an Android projectHere are a few common controls:1. TextView Show text box controls2. EditText Enter text boxTextView Control Common Properties:ID ---- the ID of the controllayout_width---- The width of the

My Android Interview Road (III: various states)

Every day, all kinds of states, all kinds of crap.wow haha haha haha last night just write a notebook without electricity, a minute to send out to the Wow ha haha the following is yesterday--A feeling up missed a start-up company's written

Android 14.04 64-bit ADB cannot run program ADB

According to the online statement:Failed to get the ADB version: cannot run Program "ADB": error=2, without that file or directory64-bit system, Ubuntu11.04, build jdk,android environment, copy the Android SDK, the inside of the ADB and other

IOS animation effects

/** type * Various animation effects except ' fade ', ' Movein ', ' push ', ' reveal ', other proprietary APIs. *↑↑↑ above four can be used respectively ' kcatransitionfade ', ' Kcatransitionmovein ', ' kcatransitionpush ', ' kcatransitionreveal '

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