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Leopard Sample Code: QuickTime
Apple's cross-platform QuickTime technology supports a wide range of audio compression and file formats including AAC, MP3, AIFF, and standard MIDI. QuickTime applications can use Apple's Core Audio technology for complete control of sound synthesis, processing, and playback of high-resolution audio, scalable to future audio formats.

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WhackedTV (HTML) (DMG) (ZIP)
A Cocoa version of the venerable HackTV sample code, demonstrating usage of the Sequence Grabber API's
2008-05-09
QTAudioContextInsert (HTML) (DMG) (ZIP)
Demonstrates use of Audio Context Insert APIs to perform custom processing on QuickTime's audio stream.
2008-01-21
QTExtractAndConvertToAIFF (HTML) (DMG) (ZIP)
Demonstrates using MovieAudioExtraction and an AudioConverter to extract and convert audio to a AIFF file.
2006-11-08
QTExtractAndConvertToMovieFile (HTML) (DMG) (ZIP)
Demonstrates using MovieAudioExtraction and an AudioConverter to extract and convert audio to a QuickTime movie file.
2006-11-08
SCAudioCompress (HTML) (DMG) (ZIP)
Demonstrates audio compression using QuickTime Standard Audio Compression Component
2006-08-22
ExtractMovieAudioToAIFF (HTML) (DMG) (ZIP)
Demonstrates how to extract audio from QuickTime Movies and write the data to an AIFF file.
2006-03-31
SillyFrequencyLevels (HTML) (DMG) (ZIP)
Demonstrates how to obtain audio frequency levels from a Movie using SetMovieAudioFrequencyMeteringNumBands and GetMovieAudioFrequencyLevels APIs.
2006-01-25
SimpleAudioExtraction (HTML) (DMG) (ZIP)
Demonstrates the QuickTime 7.0 Movie Audio Extraction APIs
2006-01-03
QTAudioExtractionPanel (HTML) (DMG) (ZIP)
Enhances the QTKitPlayer to add an Audio Channel Mapping and Extraction panel
2005-06-27
soundsnippets (HTML) (DMG) (ZIP)
SoundSnippets.c defines functions that perform some common sound-related operations.
2003-10-27
soundsnippets.win (HTML) (DMG) (ZIP)
SoundSnippets.c defines functions that perform some common sound-related operations.
2003-10-27
QTMusicToo (HTML) (DMG) (ZIP)
Deprecated - Shows all of the QuickTime Music features introduced with QuickTime 2.0.
2003-03-19
MeterTest (HTML) (DMG) (ZIP)
Sampling of sound input using SPBGetDeviceInfo(). Metering is then turned on and sampling is repeated.
2003-03-14
Sound PreMixer effect (HTML) (DMG) (ZIP)
Deprecated - A sound manager pre-mixer effect component.
2003-03-14
AIFFWriter (HTML) (DMG) (ZIP)
Deprecated - A Sound Manager sound output device component.
2003-01-14
aiffwriter.win (HTML) (DMG) (ZIP)
Deprecated - A Sound Manager sound output device component.
2003-01-14
audioconverter.win (HTML) (DMG) (ZIP)
SoundConverter routines to convert AIFF and AIFC files into AIFF/AIFC or QuickTime. Parse AIFF/AIFC files.
2003-01-14
ConvertMovieSndTrack (HTML) (DMG) (ZIP)
Demonstrates using the Sound Converter to transcode a Sound Track from one audio encoding format to another.
2003-01-14
QT QDesign decomp (HTML) (DMG) (ZIP)
Deprecated - Decompressing QDesign compressed files using the Sound Manager's SoundConvert routines and QuickTime QDesign codecs.
2003-01-14
QTimadecompression (HTML) (DMG) (ZIP)
Deprecated - Create a QuickTime atom to decompress IMA compressed WAVE files.
2003-01-14
qtmusic.win (HTML) (DMG) (ZIP)
Deprecated - Demonstrates ways of using the QuickTime Music Architecture to play notes and tunes.
2003-01-14
qtsndtween (HTML) (DMG) (ZIP)
Modify a QuickTime movie's sound track by increasing (or decreasing) the volume as it plays.
2003-01-14
qtsndtween.win (HTML) (DMG) (ZIP)
Modify a QuickTime movie's sound track by increasing (or decreasing) the volume as it plays.
2003-01-14
sndequalizer (HTML) (DMG) (ZIP)
Manage a dialog window containing a graphical equalizer display.
2003-01-14
soundconverter (HTML) (DMG) (ZIP)
Shows how to use the Sound Converter API and how to place audio data in a movie.
2003-01-14
soundconverter.win (HTML) (DMG) (ZIP)
Shows how to use the Sound Converter API and how to place audio data in a movie.
2003-01-14
SoundPlayer (HTML) (DMG) (ZIP)
Shows how to play VBR and Non-VBR encoded audio using the SoundConverterFillBuffer API and QuickTime.
2003-01-14
SoundPlayer.win (HTML) (DMG) (ZIP)
Shows how to play VBR and Non-VBR encoded audio using the SoundConverterFillBuffer API and QuickTime.
2003-01-14