A (175)

xvi Contents

Creating Digital Video Content: Terragen3  423

Creating an Uncompressed AVI File: VirtualDub  425

Applying Video Compression: Sorenson Squeeze 9  428

Starting A Video Playback: Using start( )  434

Positioning a Video Asset Using layout_gravity  436

Scaling Video Non-Uniformly to Fit the Screen  437

Android MediaPlayer: VideoPlayback Engine  438

Loop Digital Video: Using OnPrepareListener( )  439

Streaming Digital Video: Using HTTP URL in URI 442

Add a Video Transport UI Using MediaController  443

Summary  445

■ Chapter 12: Digital Audio: Providing Aural Feedback for UI Designs Using

SoundPool ��������������������������������������������������������������������������������������������������������������������� 447

Audacity 2: Creating Digital Audio Assets  448

Audacity Plug-Ins: Adding Codecs and Features  448

Free Digital Audio: Locate HelloUniverse Audio  450

Digital Audio Optimization: Concepts & Formats  451

Setting Sample Rate and Resolution in Audacity  453

Exporting Uncompressed PCM Baseline WAV Format  454

Exporting via Lossless FLAC: FLAC audio files 455

Exporting Lossy Ogg Vorbis: OGG audio files  456

Exporting Lossy MPEG3 Format: MP3 audio files  456

Exporting Lossy MPEG4 Format: M4A audio files  457

Exporting Narrow Band Format: AMR audio files  458

Android SoundPool: Audio Engine & Methods  460

Adding a SoundPool Engine to the HelloUniverse  462

Creating a triggerSample() Method: SoundPool play()  466

Adding SoundPool to Your UI: Calling triggerSample()  471

Summary  472