android recording interface

, in fact, there are some audio and video related APIs.OPENSL can operate audio capture and playback devices directly on the C + + layer, recording and playback sound, starting with API9 support. E GL, you can create OpenGL's drawing environment at the C + + layer for video image rendering, and can also be used for some image processing such as cropping, stretching, rotating, and even more advanced filter effects processing. It is also to be said tha

Video Recording and playback in Android To achieve a similar small video function, you can record a video and then play the video. Video Recording, using a custom control. /*** Video Recording Control ** @ author lip ** @ date 2015-3-16 */public class extends LinearLayout implements OnErrorListener {private SurfaceVie

The cloud Habitat community reminds you to use the Mediarecorder recording set code steps must be set in the order specified by the API, otherwise the error Steps are: 1, set the video source, audio source, that is, input source 2. Set Output format 3, set the audio and video coding format First, look at the layout file, here is a surfaceview, this is a drawing container, you can directly from the memory or DMA hardware

Mediarecorder Android's Mediarecorder contains audio and video recording capabilities, and in the Android interface, music and video two applications are called Mediarecorder implementations.Mediarecorder is implemented at the bottom based on the Opencore (PacketVideo) library, in order to build a Mediarecorder program, the upper layer also contains interprocess

Class Mediarecorder.audioencoder Defining Sound Resources Class Mediarecorder.audiosource Callback interface, which is called when the recording error occurs Interface Mediarecorder.onerrorlistener Callback interface, which is called when the recording error occurs

To create a UI by espresso test RecorderNote: The espresso Test Recorder is only a beta version in Android Stuido 2.2.The tool espresso Test Recorder allows you to create your UI tests without writing any code. By recording a test scenario, you can record the interaction with your device, or you can add assertions to your app snapshot to test specific UI elements. The espresso Test Recorder automatically ge

============ Problem Description ============Android Development Board in hand, mic recording Go is i2sI'm using the audio recording software provided by Android itself soundrecoder.apkWhen recording, the small pointer that detects the sound seldom shakes, when my voice is h

Share an Android-like qq lan Instant Messaging Software (file, voice, recording) and android instant messaging 1. Supported functions include text information interaction, voice chat, File Sending and recording The source code will be appended. Ii. UI display Diagram 3. My tests are very successful. Only one disadva

==================== Problem Description ====================Android Development Board in hand, mic recording Go is i2sI'm using the audio recording software provided by Android itself soundrecoder.apkWhen recording, the small pointer that detects the sound seldom shakes, wh

Android Video Recording We generally extract data directly from the camera and microphone, encode the data, and save it as a file. Android video recording requires MediaRecorder. In addition to recording audio, MediaRecorder can also be used to record videos. As shown in: D

Recording android apps as you go (an appreciation of the code of an android native app) [Disclaimer: All Rights Reserved. You are welcome to reprint it. Do not use it for commercial purposes. Contact Email: feixiaoxing @ 163.com] This afternoon, I have no intention of seeing a native app code for android, which is al

Android recording 25-WebView for offline cache reading, android25-webviewAndroid recording 25-WebView for offline caching This blog is designed to provide offline download and offline reading functions, which are common in many reading apps. A typical application is Netease news. What is offline download? In fact, this concept is vague, whether it is downloaded o

Mediarecorder enables recording and recording. Mediarecorder official instructions: Http://developer.android.com/reference/android/media/MediaRecorder.html When using mediarecorder for recording videos, you must strictly abide by the function call sequence in the API instructions. Otherwise, the video cannot be execute

: mMediaRecorder. setVideoFrameRate (20); * Correction: mMediaRecorder. setVideoFrameRate (15); * symptom: normal on 2.3, error on 4.0 * cause: 12-15 frames per second are enough to indicate motion, and the TV is 30. ** Note: * from Android recording video (v) to Android recording video (I) Difficulty * gradually incre

Item Recording Application Android source code and item Android source code This project was developed by myself in my spare time in the company. Its main function is to record the item management of daily life. For more information about android shoes, please download it. In the project, the sqlite da

Android supports screen recording and GIF conversion. In my previous blog post, I learned several screen recording methods for mobile phones to better demonstrate the implementation of the APP, today, we will introduce two methods that are more comfortable for my personal use: (1) After configuring the adb environment, run the cmd command to save the operation

Category: C #, Android, VS2015;Date Created: 2016-03-13 I. INTRODUCTIONUse the Mediarecorder class provided with Android to record audio directly.1. Permission RequirementsThe following permissions are required to record audio and video:2. Basic design Steps (1) initialization and recordingThe basic design steps for recording audio are as follows:(1) Create a Med

Copyright Notice:Welcome reprint, but please keep the original source of the articleGavinctSource: http://www.cnblogs.com/ct2011/p/4080193.htmlThe formats supported by Android recordings are AMR, AAC, but these two audio formats do not perform well across platforms.MP3 is clearly the best cross-platform choice.Recently due to project needs, the implementation of this demand, code hosting on GitHub, Welcome to shoot BricksProject AddressGavinct/android

Android recording 24-WebView realize daytime/night reading mode, android24-webviewPreface This blog will share with you the use case of WebView to enable Android to call JavaScript code to control the daytime/nighttime mode. The official website provides a good description of how to use WebView. Building Web Apps in WebView is not described here.Implementation Un

,psz_path , (int)width,(int)height)==0) return JNI_TRUE; return JNI_FALSE;} Add the native function interface to libvlc. java. private native boolean takeSnapShot( int num, String file, int width, int height); And call Methods public boolean takeSnapShot(String file, int width, int height) { return takeSnapShot(0, file, width, height); } It can be used after compilation. Call the takesnapshot in libvlc. java.Video