android audio record app

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Audio recording of Android multimedia

recording audio is stored (specify the root directory of the phone sdcard, the file name is Music.mp3) Recorder.setoutputfile ( Environment.getexternalstoragedirectory (). GetAbsolutePath () + "Music.mp3"), try {//6, prepare for recording (ready state) Recorder.prepare ();} catch (IllegalStateException e) {//Todo auto-generated catch Blocke.printstacktrace ();} catch (IOException e) {//Todo Au To-generated catch Blocke.printstacktrace ();} To play th

Android uses built-in audio player with intent

If you implement an audio file playback, the simplest way to provide the ability to play audio files in your application is to take advantage of the features of the built-in "music" app-even if you use the system's own or installed music player to play the specified audio file.This example is relatively simple, the fol

Android Audio Video In depth six using ffmpeg to play video (with source download)

: Provides an average change to decode audio and video through the filter chain.Libavdevice: Provides abstract access to capture and replay devices.Libswresample: Implement audio blending and resampling programs.Libswscale: Implements color conversion and scaling programs.2. Environment configurationPaste Jnilibs and CPP from the downloaded project into the main folder of the project you createdI also need

Android Audio Video In depth six using ffmpeg to play video (with source download)

: Provides an average change to decode audio and video through the filter chain.Libavdevice: Provides abstract access to capture and replay devices.Libswresample: Implement audio blending and resampling programs.Libswscale: Implements color conversion and scaling programs.2. Environment configurationPaste Jnilibs and CPP from the downloaded project into the main folder of the project you createdI also need

Hybrid app (Cordova) environment configuration record

Install//installation dependentCordova Platform Add Android//install Android platformCordova Plugin Add Cordova-plugin-camera//Camera APICordova Requirements//view the running environment and discover the missing SDKJava SDK, Android SDK, Gradle installation and configuration environment variablesInstalling the Java SDKHttp://www.oracle.com/technetwork/java/java

Android microphone audio sampling and usage

Android microphone audio sampling and usage Some codes of Android phone microphone sampling are found online. Sample results and functional code of your app: 1. In some apps, You need to obtain and use the audio input of the microphone, for example, a hot skirt; 2. Sampling

How to Implement audio synthesis in Android

calculates the average value. However, the precondition is that the number of channels and the sample value of the two files must be the same. We have also explained the functions of the number of channels and the sample value before, so we can infer that if the sample value is 8 bits and 16 bits, we need to convert byte to short and then overlay the average number; if a single channel needs to be combined with a dual channel, the write algorithm is added to the first half or the second half. T

Use MediaRecorder to record videos for Android Development

to display the video preview. The remaining code is basically the same as the recorded audio code: The instance uses MediaRecorder to record a video: 1. RecordVideo class: Package com. jph. recordvideo; import java. io. file; import android. app. activity; import android.

Android mediarecorder recording audio and video code snippets

you're done * using the MediaRecorder. */ public native void release(); Use of mediarecorder native code is described as follows: A common case of using MediaRecorder to record audio works as follows:MediaRecorder recorder = new MediaRecorder(); recorder.setAudioSource(MediaRecorder.AudioSource.MIC); recorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP); recorder.setAudioEncoder(Med

Some Android AudioRecord models cannot collect audio, androidaudiorecord

Some Android AudioRecord models cannot collect audio, androidaudiorecord During the first Android development, I realized such profound version differences for the first time.My AudioRecord code was successfully tested in Samsung S5670.Xiaomi, duowei D210T test failed. The error message is as follows:04-01 12:58:44. 368: E/AudioRecord (19808): cocould not get

Android uses built-in audio player with intent

Given the ability to play an audio file, the simplest way to provide the ability to play audio files in your application is to take advantage of the features of the built-in "music" app-even if you use the system's own or installed music player to play the specified audio file.This example is relatively simple, the fol

Android IOS WebRTC Audio Video Development summary (two or three)

browser.2.2. Demonstration steps:2.2.1.2 computers open with Chrome browser Rtcurl2.2.2. Computer A on the page enter the user name: PC1, and then click on the "Start" button, click the Start button, in the Browser dialog box, select Allow to use the camera.2.2.3. Computer B Click on the "Refresh" button, you will see the PC1 just logged in, click on "Call", and in the Browser dialog box select Allow the use of the camera.2.2.4. A little wait, you can succeed.2.3. The following drawingsFigure 1

The realization of minimizing the suspension frame during the Android audio and video call (similar to the Android8.0 picture effect)

On the audio and video calls in the process of minimizing the implementation of this function, similar articles on the network, but it seems to have not seen the clearer explanation, here because the project needs to achieve such a function, today I recorded it down, on the one hand for later use to facilitate their own access, On the one hand also give people who need to provide a train of thought, let everyone less detours. Here I also refer to some

Android Microphone Audio sampling and use

Android Phone Microphone Sampling Some code is found on the Internet, specifically do not remember.Use the sample result and the function code of your own app:1. In some apps, the audio input of the microphone will need to be used, such as a very hot blown skirt;2. Sampling Thread:public class Microlevelrunnable implements Runnable {Private static final String ta

Mediarecorder for Android audio and video recording

This is how Android supports video formats: Android can decode JPG files. Video encoding and decoding in H.263 format, Only videos in h264 format can be decoded. Is the life cycle of the mediarecorder class A common case of using mediarecorder to record audio works as follows: Mediare

Loadrunner11.0 How to record mobile app scripts

) \hp\loadrunner\bin\wplus_init_wsock.exe2. Public WiFi or Wi-Fi using your computer (laptop as a hotspot or desktop using portable WiFi as hot spot)3. Laptop or desktop with wireless Internet card (desktop can use portable WiFi as a wireless card)4. Android or iphone5. The server address that needs to be tested (I'm actually testing the app server address of the company's internal environment, and here I'm

Micro-letter Chat record deleted how to recover? Android phone to resume micro-mail chat record tutorial

Preparation Tools 1. Download the top mobile phone data recovery software 2. Mobile access to the line root permissions Introduction of top mobile data recovery software It can effectively restore its contacts, contact information, phone records, SMS, QQ chat records, micro-mail chat records, photos, video, audio, documents and so on (currently only on the Android system)

Android improves MediaPlayer audio and video playback _android

The previous article has introduced the Android interface of the introduction of the technology, I believe that everyone after reading and follow the practice, the common layout and view will have a certain understanding, and then no longer emphasize the introduction of the interface, but for the specific common features to unfold. This article will introduce the use of MediaPlayer. MediaPlayer can play audio

Android video/audio cache frame Androidvideocache

The Androidvideocache is a video/audio cache library that uses local proxies to enable edge-to-bottom playback, which is very simple to use.Httpproxycacheserver is the main class, is a proxy server, you can configure the number of cache files, the size of the cache file, the directory of cache files and the cache file naming algorithm, the file cache is based on the LRU algorithm, using Builder to configure: // Builder cachedirectory (file file);

Android IOS WebRTC Audio Video Development Summary (18)

This article mainly introduces the last encounter of some machines do not see the video problem, the article from the blog Park Rtc.blacker, reproduced please indicate the source.Before doing the video chat app has been running well, a few days ago customer feedback said in Samsung 9100. You can't see your own image on the Android4.0.3.After a search to find the WEBRTC is the bottom of the bug, has been repaired and feedback to the community, the foll

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