the sensor data collection, when the Program interface exit (press the back key, or press the Home key ), the data will not be output. So I try to make the following simple changes, to achieve the ideal effect, so share here.The previous code was not modified:protected void OnStop () {super.onstop (); Sm.unregisterlistener (this);}Modified code (to achieve your desired effect):protected void OnStop () {super.onstop ();//sm.unregisterlistener (this); Comment out the line to ensure that the sens
Android profile picture, android profile pictureDIY round Avatar
Currently, most apps use circular portraits, and there are many open-source images on the Internet. But have you considered DIY circular portraits? Next we will implement one by ourselves. Let's take a look at the demo.
Step 1: Explanation of the princip
Simple to do a camera and picture editing module, time reason very versatile has not been done. There are still bugs, forgive, will be in the future to change the timeCode addressPS: Please order a star^-^--------------------------------------------------------------------------------------------------------------- --Brief introduction:1. Now includes 19 filters in Instagram, such as Amaro,branan,earlybird,freud,hefe,lomo,inkwell, etc.and other
Here is a way to add a lace border with a transparent picture overlay, and here's another way to add a lace border to a picture overlay. The previous method has a disadvantage, is to make a PNG picture, the picture volume will be very large, not the general large, three times times larger than the same JPG, if the proj
1. Under the Arabic language, take a picture of a motion path in camera,2. Slide into the gallery to view this picture, in the preview screen, the bottom right corner of the frame will have a "+" button, click on the button, and then press the Arabic button in the upper right corner, back to the motion trajectory animation preview screen3. Look at the trajectory animation, found that the first show is the g
Alps/packages/apps/camera/src/com/android/camera/filesaver.java1:import Java.util.Locale;2:modify the function:public void Refactoertitle () {......if (mtag! = intermedia_image) {If the data is Intermedia file,the file name notThe indexMtitle + = String.Format ("%02d", Mindex);}Setignorethumbnail (TRUE);}Changed to:public void Refactoertitle () {......if (mtag! = intermedia_image) {If the data is Intermedia
Android-image-filter19 photo filters, easy to use, all filters in file Bitmapfilter.java:Bitmap Newbitmap = Bitmapfilter.changestyle (Originbitmap, Bitmapfilter.blur_style); Imageview.setimagebitmap ( NEWBITMAP); Fresco-processorsA picture processor for Fresco that offers a variety of transformations.Android Camera Live Filter Series(
(Edit_mul.gettext (). toString ());intAdd = Integer.parseint (Edit_add.gettext (). toString ()); Img_meizi.setimagebitmap (Processimage (Mbitmap,mul,add)); Break; } }}All right, Lightingcolorfilter's demo is complete ~3. Download the code in this sectionLightingcolorfilterdemo.zipThis section summarizes:
Well, this section demonstrates a basic use of lightingcolorfilter to simulate simple lighting effects,To achieve a simple picture proce
of the filter is declared by its , and child elements.
For a more detailed discussion of filters, see the separate document Intent and Intent filters, as well as the Intent filter section in the Manifest introduction.
Property:
android:icon
An icon for the user to view the Activity, Service, or broadcast Receiver, in
Recently there is a requirement that when the ROM is preinstalled, permissions are required, but not all apps have permissions, allowing only their own apps to have the highest privileges (without the system signing, of course).So, compiled cm extract Supersu made two customizations, let him do the permissions screen.The approximate idea is as follows:1, remove the permission to intercept the reminder2,
Objective
In Android applications, there are often scenes that need to be used to store pictures on the device, and it's very inconvenient to get directly from the path. So it is generally recommended to call the gallery application of the system, select the picture, and then use it. This blog will explain how to get pictures from the System Gallery in Android.
User interface to a large extent determines whether the app is received by users, in order to provide a friendly interface, you need to use the image in the application, Android provides a wealth of image processing capabilities.Simple use of images using Drawable objectsAfter adding drawable resources to Android apps, The system automatically creates an index en
Tool class:Package com.example.test;public class Emojifilter {/*** Detects if there are emoji characters* @param source* @return FALSE, including picture*/public static Boolean Containsemoji (String source) {if (Source.equals ("")) {return false;}int len = Source.length ();for (int i = 0; i Char codepoint = Source.charat (i);if (Isemojicharacter (codepoint)) {Do nothing, judged here to indicate that there is an emoticon character confirmedreturn true;
Basic tutorial for Android -- 8.3.11 Paint API -- ColorFilter (color filter) (3-3)
This section introduces:
Well, I would have told you not to write it today. After all, it's hard to write it ~, What this section brings to you is:The third subclass of ColorFilter:Porterducolorfilter, SeePorterDuffNo.If you have read the previousBasic tutorial for Android -- 8.3
Android log automatic filter
When I leave eclipse during android development, will it be annoying to capture logs?
Is it even more annoying to capture logs of a process?
The general operation process is as follows:
Step 1
Adb shell
$ Ps
Then you can see a lot of processes and find the process you want. It is very painful to see the process id.
Step 2
$ L
; opt.inpurgeable = true ; opt.ininputshareable = true ; //get the resource picture InputStream is = Context.getresources (). Openrawresource (ResId); return Bitmapfactory.decodestream (Is,null , opt); }There are four color modes for loading images in Android: alpha_8:1byte per pixel, argb_4444:2byte memory per pixel, argb_8888:4byte memory per pixel, rgb_565: per pixel occupancy 2byte of m
:
Either black or white, only one bit is required to indicate that 1/8 bytes are required to represent a pixel value. In this case the picture above shows up to load into memory required: 1920x1080 * 1/8/1024/1024= 0.2M.
16-bit graph:
Requires 1/21 bytes to represent a pixel value. In this case the chip load into the memory ready display needs: 1920x1080 * 1024/1024 = 1.09M.
256-bit graph:
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