sound recorder app android

static request in the Androidmanifest file as in the previous version. The app also needs to request permissions as needed, using a dialog box that displays a request permission to the user. These dynamically requested permissions can be manually closed in the system settings. In addition, for the category normal permissions, still only need to be static in the Androidmanifest file, system installation will be directly obtained.In the system authoriz

);} Publicvoidstartmediarecord () {if (mediarecorder!=null) {toast.maketext (this, "ERR", toast.length_long). Show (); return;} Mediarecorder=newmediarecorder (); Mediarecorder.setaudiosource (MediaRecorder.AudioSource.MIC) ; Mediarecorder.setoutputformat (MediaRecorder.OutputFormat.AMR_WB); Mediarecorder.setaudioencoder ( MediaRecorder.AudioEncoder.AMR_WB); Filefile=newfile (Environment.getexternalstoragedirectory (), "Bianbian"); File.exists ()) {file.mkdirs ();} Filefilepath=newfile (File,sys

Today, when I was working on a simple recorder, the recorder was always unable to be instantiated and used normally. Later I searched for problems, tried them one by one, and finally confirmed that the two settings had been reversed, however, it is depressing that we cannot work normally. I found a tutorial and did not mention it in the tutorial. The two cannot be reversed. Just give yourself a warning and

their own projects! 1. The blue content has the general nature, can copy the paste;2. The orange content is used to specify the jar files in the program (the library project that can see the references does not need to be included because they are already specified in the Project.Properties file).3. The red content is used to represent the contents of the jar package that is reserved (not confused) for reference.4. Green Grass content is used to indicate that the entity class under the Bean fil

The author recently developed the Android mobile app app using Eclipse, and there's actually a feature to load the Web page with the WebView control that comes with the Android system. Development is smooth and browsing is normal. However, one of the more special is that there is a

Android uses WebView to browse a webpage with sound or video. After WebView is disabled, the solution does not stop sound or video. I recently used Eclipse to develop an Android mobile app. In fact, one function is to use the WebView control provided by

" Android: layout_width = "fill_parent" Android: layout_height = "wrap_content"> 　　 　　 Android: text = "Pause sound 1" Android: id = "@ + id/Button1Pause" Android: layout_width = "fill_parent"

My Android advanced tour ------> Android implements music oscilloscope, balancer, bass and audio field functions, and android advancedThis example is from the crazy Android handout. To implement specific functions, you need to understand the following APIs: MediaPlayer Media Player Visualizer Spectrum Equalizer Ba

. Pool = new SoundPool (10, AudioManager. STREAM_SYSTEM, 5 ); Final int sourceid = pool. load (this, R. raw. pj, 0); // load the audio stream and return the id in the pool Button button = (Button) this. findViewById (R. id. button ); Button. setOnClickListener (new View. OnClickListener (){ Public void onClick (View v ){ // Play the audio. The second parameter is the left-channel volume. The third parameter is the right-channel volume. The fourth parameter is the priority. The fifth parameter is

Android uses SoundPool to play sound effects, and androidsoundpool In Android development, we often use MediaPlayer to play audio files. However, MediaPlayer has some shortcomings, such as high resource usage, long latency, and not support simultaneous playback of multiple audios. These disadvantages determine that MediaPlayer is not ideal in some scenarios, for

)Rate playback rate (1.0 = normal playback, range 0.5 to 2.0) To use SoundPool to play a sound, follow these steps: Call the SoundPool constructor to create the SoundPool object. Call the load () method of the SoundPool object to load the sound from the specified resource, file, it is best to use HashMap To manage the loaded sounds Call the play method of SoundPool to play the

According to different sounds, music is usually divided into two parts: music and sound effects. Music can be used for background music and is in consideration of performance. If long music is stored in the memory, resource shortage may occur, android is required for general sound effects. media. soundpool implementation. The procedure is as follows: 1. construct

There are unwritten rules in the industry that phone companies must have a prompt when they click the photo and video keys for camera. Therefore, google also put the function of playing the photo sound in the cameraService to prevent developers from developing a non-audible camera. Therefore, as long as the camera function is called, it will surely sound, this is written to the framework. This rule is a bi

There are unwritten rules in the industry that phone companies must have a prompt when they click the photo and video keys for camera. Therefore, google also put the function of playing the photo sound in the cameraService to prevent developers from developing a non-audible camera. Therefore, as long as the camera function is called, it will surely sound, this is written to the framework.This rule is a bit

() . Text ("volumes")); Asserttrue ("Unable to detect Sound", soundvalidation.exists ()); Getuidevice (). Presshome (); Image This is actually just a simple toy code, it does not make any sense, but the official as a guide, which also uses some of the most common interface. Further study in the future Uiautomator SummarizeAdvantages:1. All operations can be automated, easy to operate;2. Do not need to be tested to sign t

If our Android app wants to invoke the system's vibration service when the button is pressed, we have to androidmainfest.xml it with the appropriate permissions. Then it's Vibrator Vibrator = (Vibrator) getsystemservice (Vibrator_service);Vibrator.vibrate (3000);Set the vibration period of the vibrateVibrator.vibrate (New long[]{1000,2000,3000,4000}, 0);Here again on the Internet to find a good way to wri