recording microphone for android

. setOutputFile (lastFileName ); Try { // Prepare for recording Mediarecorder. prepare (); // Start recording Mediarecorder. start (); } Catch (IllegalStateException e ){ // TODO Auto-generated catch block E. printStackTrace (); } Catch (IOException e ){ // TODO Auto-generated catch block E. printStackTrace (); } End Shooting: If (mediarecorder! = Null ){ // Stop Mediarecorder. stop (); Mediarecorder. relea

Objective:In fact, recording in Android can be recorded with Mediarecord, the operation is relatively simple. However, the audio cannot be processed. Consider that the project is done in real-time voice can only select Audiorecord for recording.This article is a review of Audiorecord: Public classAudiorecordmanager { Public Static FinalString TAG = "Audiorecordmanager"; PrivateAudiorecord Mrecorder; Private

Android command screencap view Help commands[emailprotected] ~$ adb shell screencap -vscreencap: invalid option -- vusage: screencap [-hp] [-d display-id] [FILENAME] -h: this message -p: save the file as a png. -d: specify the display id to capture, default 0.If FILENAME ends with .png it will be saved as a png.If FILENAME is not given, the results will be printed to stdout.Attention:If the file name ends with a. png, it is saved as a PNG fileIf

This article describes the Android programming approach to developing audio recordings and playback recordings. Share to everyone for your reference, specific as follows: * * The application needs to have the permission to write to external storage * If the output file is written to the E Xternal storage, and also the * permission to record audio. These permissions must is set in the * application ' s Androidmanifest.xml file, with something lik

Android (Android 4.4 or above) comes with a recording screen (dynamic screenshot) function, based on the command line.The specific methods are:ADB Shell Screenrecord/sdcard/myrecord.mp4After this command is executed on the console, the Android system will immediately record the video of the screen on the device's scr

) { = focusmodelist.get (i) ; LOG.I ("Focus_mode", String.Format ("Camera focusmode=%s", Focusmode));}The output on my phone is as follows:Camera focusmode=autocamera focusmode=Infinitycamera focusmode=Macrocamera Focusmode= continuous-videocamera focusmode=continuous-picturecamera focusmode=manualThese few words are not complex, for mobile short video recording, the focus mode used should be continuous-video. This mode automatically focuses on

The purpose of this service is to automatically record when you make a call.Layout file Start recording service in layout fileXML version= "1.0" encoding= "Utf-8"?>LinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/android"android:orientation= "vertical"Android:layout_width= "Match_parent"Android:layout_height= "Match_parent"> ButtonAndroid:id= "@+id/start"Android:layout_width= "Wrap_co

MainActivit is as follows: Package c. c; import java. io. file; import java. io. IOException; import android. app. activity; import android. content. pm. activityInfo; import android. media. mediaRecorder; import android. media. mediaRecorder. onInfoListener; import 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

Here is a test demo of your own, which is described in detail. Simple video recording function. Package COM. video; import Java. io. ioexception; import android. app. activity; import android. content. PM. activityinfo; import android. graphics. pixelformat; import android.

Android multimedia audio and video recording MediaRecorderOverview: MediaRecorder status chart:Initial: Initial state. When a MediaRecorder object is created using the new () method or the reset () method is called, The MediaRecZ prepare? Http://www.bkjia.com/kf/ware/vc/ "target =" _ blank "class =" keylink "> vcmRlcrbUz/examples/templates + SW5pdGlhbGl6ZWSjutLRs/templates + templates/ release/bOxLz + relea

video function is like this: the video starts to be recorded once, and stops recording once again. So the name is toggle. Then the declaration function is added. 2. Add the implementation function: Find Android/VLC/lib/video. C, and then add the function implementation as follows: int libvlc_video_toggle_record( libvlc_media_player_t *p_mi, const char *psz_filepath, const cha

Today Bo is mainly to share with you how to achieve audio recording on the Android platform volume indicator. Come to the point, first look at a demo:As shown, the two buttons are to start recording and stop recording, the middle of the two digits before and after the volume level (currently 8) and the original volume

Vlc android and recording video (vlc0.9.9), androidvlc0.9.9 1. Download and compile vlc 0.9.9 Reference https://wiki.videolan.org/AndroidCompile/ My system is Ubuntu 14.04 64-bit2. In the project root directory ../android, install the patch git apply *. patch. 3. Install a patch in ../android/vlc. 4. recompile the patc

(); Record.reset (); Record.release (); Break; default: Break; }} @SuppressWarnings ("Deprecation") Private voidInitAudio () {record=NewMediarecorder (); Record.setaudiosource (MediaRecorder.AudioSource.MIC); //Set the Mediarecorder audio source to microphoneRecord.setoutputformat (MediaRecorder.OutputFormat.RAW_AMR); //set the audio format for Mediarecorder recordingRecord.setaudioencoder (MediaRecorder.AudioEncoder.AMR_NB); //set the e

, even in the dormant state, and the time is calculated When the alarm is registered, the broadcast is sent and we also accept the broadcast: Also need to be inAndroidmanifest.xml Registration:android:process= ": remote", represented in the application, when the service is needed, a new process is automatically created. And if it is android:process= "remote", there is no ":" semicolon, then the global process is created, and the process is shared by different applications. (2) VideoThe impleme

with the audio, here's another term we need to know: sample rate.When converting an analog signal to a digital format, the sample rate indicates how often a sound waveform sample is drawn to convert to a digital signal.In most cases, 44100Hz is often used because of the same sample rate as CD audio.Disclaimer (Must read!) ): All of the tutorials provided in this blog are translated from the Internet for learning and communication purposes only and should not be commercially disseminated. Also,

Mediarecorder can also be used to record video, in addition to being used for recording audio . about Mediarecorder, you can refer to the Android Development of Mediarecorder class explanation ". recording video with Mediarecorder is basically the same as recording audio. Just reco