camera flashlight for android

When the zc301 USB camera is used, the camera returns a JPEG image. The preview of camera requires JPEG decoding (not done), but you can take the JPEG image directly. 1. Modify Your boardconfig. mkUse_camera_stub: = false Set stub to false, and do not compile in android2.1/frameworks/base/camera/libcameraservice during

response = mySurfaceView. getHolder (); myHolder. setType (SurfaceHolder. Callback ); Next, initialize the Camera object and call the setPreviewDisplay function of the object to set the SurfaceHolder object (myHolder here) // Here myCamera is the initialized Camera object myCamera. setPreviewDisplay (myHolder ); The next step is to take a photo, but remember MyCamera. startPreview (); // autoFocus my

1. CameraCamera is a device supported within the Android framework that allows you to take photos and shoot videos, so there are always problems with camera development, such as the following:E/androidruntime (1542): Java.lang.RuntimeException:setParameters failedE/androidruntime (1542): at android.hardware.Camera.native_setParameters (native Method)E/androidruntime (1542): at Android.hardware.Camera.setPar

[Phonegap + Sencha Touch] mobile development 29 Android navigator. camera. getPicture gets the true path of the image, The phonegap photo plug-in selects the image in the Image Library. The Code is as follows: Navigator. camera. getPicture (function (uri) {console. log (uri); // uri of the image obtained here}, function (err) {console. log (err) ;},{ quality: 70

Android audio and video goes deep into the 16 FFmpeg streaming mobile phone camera to achieve live broadcast (with source code download), androidffmpeg Source Code addressHttps://github.com/979451341/RtmpCamera/tree/masterAfter configuring the RMTP server, paste it here.1. Configure the RTMP Server I don't want to post two blogs on mac and windows respectively.Set up an RTMP server on MACHttps://www.jianshu

Recently engaged in the work related to the development of Android camera, found that this piece is still more complex, from the network also get a lot of relevant information, but are relatively dispersed, for the problems arise difficult to have a comprehensive understanding and positioning. According to my own habits, I prefer the whole framework to understand first, and then for a part of a serious anal

Capturing images using the built-in camera applicationAll original Android devices with the right hardware (webcam) will come with the camera application. The camera application contains an intent filter (Intent Filter) that enables developers to provide the same image capture capabilities as the

How does android implement the frontend camera selfie image function?The default front-end camera, text "XI" is displayed as "IX" during preview (the front-end camera preview has the mirror effect by default), and the photo taken is "XI ", how can we ensure that the photo we take is "IX", that is, consistent with the p

Http://www.cnblogs.com/sinojelly/archive/2010/08/13/1799341.htmlAdvanced Ruler Pro is an Android mobile app that can measure the length of objects that are much larger than the size of a mobile phone. It supports three measurement methods, distance, height, length, the first two are very easy to use, the length of the measurement is more difficult to use some. The Distance ruler uses the distance ruler to measure the length of the room: (1) measure th

To do a program ape has a period of time, things have done a lot, today just opened a blog, I have done before the record down, today first write Android system down with the system camera and cutBefore making a call to the system camera has encountered a lot of problems, and now paste code, in the code to put a littleBtn.setonclicklistener (New Onclicklistener (

When using camera for android, you may encounter two problems: orientation during camera preview, and orientation 90 degrees after takePicture. First, solve the orientation problem of the first preview. First, in android2.2 and later sdk versions, the orientation of camera uses landscape. If the screenOrientation of yo

In Android, photographic systems are available and can be used directly in apps. When a phone downloads a camera app from Android play, it determines whether the phone supports it. Not supported, do not give download.There are several steps to taking photos:1. Declaring permissions2. Use camera Photography3. Display Pi

Android phone has its own camera and library, we do the project sometimes used to upload images to the server, today did a project to use this feature, so put my code down and share with you, the first blog hope that the great God many criticisms.First call the Android album and the camera Code:The code is as follows:I

This article was reproduced from: http://blog.csdn.net/self_study/article/details/52965045Recently in the study of the relevant content of authority adaptation, the collation of the previous rights blog as follows:Android permission permissions and security mechanism resolution (on)Android permission permissions and security mechanism analysis (next)Android Hover window permissions for each model system ada

(view. visible); mdraw. drawline (); }}, 2000);} public void surfacechanged (surfaceholder holder, int format, int width, int height) {} public void surfacedestroyed (surfaceholder holder) {If (camera! = NULL) {Camera. Release (); camera = NULL ;}}} The cross function is very simple. There are only two sentences. Mdraw. setvisibility (view. Visible );Mdraw. draw

Most Android Developers are engaged in interface development. Matrix canvas camera must be used for all animations and special effects, I made the following summary when developing various 3D effects: Principle: all animations are painted. Remember that many things can be solved or optimized relatively well. Camera: 1. To do 3D effects, you must use this item

At present, almost all of the apps in the user registration will have the need to set the avatar, roughly divided into three kinds of situations:(1) by acquiring a picture of a local photo album, it is cropped as an avatar.(2) by starting the phone camera, now shoot the picture and then cut it as the avatar.(3) In the app to add some of their own avatar resources for users to choose (not human-friendly, currently rarely used).This time, we briefly int

This article examines the Android Camera subsystem from the process/file perspective based on Android 4.2.2. The overall architecture of the AndroidCamera subsystem is divided into two parts: Client and Server. They are built on the basis of the Android inter-process communication mechanism Binder. WP U0_a142126 211

Introduction The Matrix of Android deformation (Transform) is used to summarize the use of Camera. Camera mainly implements 3D deformation, rotation, rotation, etc. The source code of Camera is Native (Local Code) the provided interfaces are also relatively simple. Official introduction: A

Introduction The Android deformation (Transform) matrix, to summarize the use of camera, camera mainly to achieve 3D deformation, rotation, rotation, etc., camera source code is implemented by native (local codes), the interface is also relatively simple. Official introduction: A