AudioRecorder

AudioRecorder example application demonstrates how to record and play audio on Windows Phone 8 devices. XNA Framework Audio API and Windows Audio Session API (WASAPI) are covered by the application.

 

This example application is hosted in GitHub: https://github.com/Microsoft/audio-recorder

Developed with:

• Microsoft Visual Studio Express for Windows Phone 2012.

Compatible with:

• Windows Phone 8

Tested to work on:

• Nokia Lumia 920
• Nokia Lumia 925
• Nokia Lumia 1520

Instructions

Make sure you have the following installed:

• Windows 8
• Windows Phone SDK 8.0

To build and run the sample:

• Open the SLN file
  • File > Open Project, select the file AudioRecorder.sln
• Select the target, for example ‘Emulator WXGA’.
• Press F5 to build the project and run it on the Windows Phone Emulator.

To deploy the sample on Windows Phone device:

• See the official documentation for deploying and testing applications on Windows Phone devices at http://msdn.microsoft.com/en-us/library/windowsphone/develop/ff402565(v=vs.105).aspx

About the implementation

Important folders:

Folder	Description
/	Contains the project file, the license information and this file (README.md)
AudioRecorder	Root folder for the implementation files.
AudioRecorder/Assets	Graphic assets like icons and tiles.
AudioRecorder/Properties	Application property files.
AudioRecorder/Resources	Application resources.
WasapiAudioComp	Root folder of Windows Phone Runtime component for WASAPI implementation files.

Important classes:

File	Description
MainPage	This class is the main UI of the app.
AudioManager	Handles all the UI related audio actions.
XnaAudio	Handles the recording and playback of audio using XNA Audio API.
WasapiAudio	Handles the audio capturing and rendering using WASAPI.

For more information about audio handling in Windows Phone 8 devices, see an article available at http://developer.nokia.com/Community/Wiki/Audio_recording_and_playback_options_in_Windows_Phone.

Known issues

No known issues.

License

See the license file delivered with this project. The license is also available online at https://github.com/Microsoft/audio-recorder/blob/master/License.txt

Version history

• 0.3.0.0 Added 720p resolution support and yet another missing dependency fix.
• 0.2.0.0 Added a missing dependency affecting others than ARM device builds.
• 0.1.0.0 First beta release.