Of the running applications by mouse-clicking it, the keyboard inputĪudio focus is a similar idea and prevents more than one applicationįrom playing or recording audio at the same time. Where only one application has the keyboard focus: after selecting one The audio resources of the device (the built-in player and recorder)Ĭonceptually, this is similar to applications on a desktop computer The AudioManagerĪllows an application to handle audio notifications to control audio This service also provides access to other audioįeatures, such as volume and ringer mode control. Managing Audio Notifications The AudioManager ClassĪccess to audio notifications that let applications know when audioĮvents occur. When the MediaRecorder is no longer needed, its resources must be Put it back into its idle state: recorder.Reset() Once the MediaRecorder has been stopped, call the To stop the recording, call the Stop method on the MediaRecorder: recorder.Stop()
Recorder.SetAudioEncoder (AudioEncoder.AmrNb) Recorder.SetOutputFormat (OutputFormat.ThreeGpp) Recorder.SetAudioSource (AudioSource.Mic) Recorder = new MediaRecorder () // Initial state.
#MEDIA PLAYER WIDGET CODE#
The following code sample illustrates this sequence: protected MediaRecorder recorder Method to specify the name of the output file that the audio data is Set the output file audio format using the Specify which hardware device to use to capture the audio input via Recording audio with the MediaRecorder requires the following steps:
#MEDIA PLAYER WIDGET HOW TO#
Instructions on how to set application permissions see Order to record audio, the RECORD_AUDIO permission must be set. States to get to the point where it can start recording. MediaPlayer, it is state-sensitive and transitions through several
#MEDIA PLAYER WIDGET ANDROID#
The corollary to MediaPlayer for recording audio in Android is the Using the MediaRecorder Class to Record Audio When the player is no longer needed, the resources must be released by Player ends an ongoing playback: player.Stop() This will resume from the paused location in the playback: player.Start() The playback can be suspended by calling the The code sample below illustrates this usage: protected MediaPlayer player Playing audio with MediaPlayer requires the following sequence: It's important to interact with MediaPlayer in the orderĭescribed below to avoid errors. One of its methods in the wrong state will cause an exception to be However, MediaPlayer is very state-sensitive and calling MediaPlayer can play either local or remote files by passing in theįile path. The simplest way to play audio in Android is with the built-in It is necessary to request the RECORD_AUDIO permissions in AndroidManifest.XML: That debugging audio on Android must be done on a device. This guide requires Android 2.0 (API level 5) or higher. RecordingĪudio using the AudioRecord class and reading directly from Working with Low-Level Audio – Playing audio using theĪudioTrack class by writing directly to memory buffers. Notifications to create well-behaved applications that respondĬorrectly to events (such as incoming phone calls) by suspending or Working with Audio Notifications – Using audio Recording Audio – Using the built-in MediaRecorder Streamed audio files with the AudioTrack class. MediaPlayer class to play audio, including local audio files and Playing Audio with MediaPlayer – Using the built-in This articleĮxamines working with audio in Android, and covers the following topics Have become a first-class feature in mobile APIs.Īndroid provides extensive support for multimedia. Have required dedicated pieces of equipment – cameras, music Modern mobile devices have adopted functionality that formerly would It also covers working with Audio events broadcast by other applications, so that developers can build well-behaved applications.
This guide focuses on audio in Android and covers playing and recording audio using the built-in audio player and recorder classes, as well as the low-level audio API. The Android OS provides extensive support for multimedia, encompassing both audio and video.
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