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Using the Audio Extraction API in QuickTime 7
(HTML)
Learn how your application can extract audio from multiple sound tracks in a QuickTime movie.
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Articles |
2005-12-19
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QuickTime Media Types and Media Handlers Guide
(HTML)
(PDF)
Describes video, sound, text, time code, and tween media handlers.
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Guides |
2006-01-10
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QuickTime Music Architecture Guide
(HTML)
(PDF)
Explains how to enable synthesizing and playing of sounds and musical sequences.
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Guides |
2006-01-10
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QuickTime Audio
(HTML)
Explains how to enable recording and playback of various audio media.
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Guides |
2002-09-17
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Slope/Intercept Audio
(HTML)
Explains how to store floating point audio data in QuickTime files.
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Guides |
2002-09-17
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Standard Sound Dialog Component
(HTML)
Describes the QuickTime component that lets the user make audio parameter settings.
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Guides |
2002-09-17
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QuickTime Music Architecture Reference
(HTML)
(PDF)
Describes the API for the QuickTime Music Architecture.
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Reference |
2006-05-23
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MIDI File Format
(HTML)
Describes the QuickTime implementation of the MIDI file standard.
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Reference |
2002-09-17
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Sound Manager 3.3
(HTML)
Deprecated - Summary of Sound Manager legacy releases 3.1, 3.2.1, and 3.3.
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Reference |
2001-11-15
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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
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Sample Code |
2008-05-09
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QTAudioContextInsert
(HTML)
(DMG)
(ZIP)
Demonstrates use of Audio Context Insert APIs to perform custom processing on QuickTime's audio stream.
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Sample Code |
2008-01-21
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QTExtractAndConvertToAIFF
(HTML)
(DMG)
(ZIP)
Demonstrates using MovieAudioExtraction and an AudioConverter to extract and convert audio to a AIFF file.
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Sample Code |
2006-11-08
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QTExtractAndConvertToMovieFile
(HTML)
(DMG)
(ZIP)
Demonstrates using MovieAudioExtraction and an AudioConverter to extract and convert audio to a QuickTime movie file.
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Sample Code |
2006-11-08
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SCAudioCompress
(HTML)
(DMG)
(ZIP)
Demonstrates audio compression using QuickTime Standard Audio Compression Component
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Sample Code |
2006-08-22
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ExtractMovieAudioToAIFF
(HTML)
(DMG)
(ZIP)
Demonstrates how to extract audio from QuickTime Movies and write the data to an AIFF file.
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Sample Code |
2006-03-31
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SillyFrequencyLevels
(HTML)
(DMG)
(ZIP)
Demonstrates how to obtain audio frequency levels from a Movie using SetMovieAudioFrequencyMeteringNumBands and GetMovieAudioFrequencyLevels APIs.
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Sample Code |
2006-01-25
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SimpleAudioExtraction
(HTML)
(DMG)
(ZIP)
Demonstrates the QuickTime 7.0 Movie Audio Extraction APIs
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Sample Code |
2006-01-03
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QTAudioExtractionPanel
(HTML)
(DMG)
(ZIP)
Enhances the QTKitPlayer to add an Audio Channel Mapping and Extraction panel
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Sample Code |
2005-06-27
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soundsnippets
(HTML)
(DMG)
(ZIP)
SoundSnippets.c defines functions that perform some common sound-related operations.
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Sample Code |
2003-10-27
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soundsnippets.win
(HTML)
(DMG)
(ZIP)
SoundSnippets.c defines functions that perform some common sound-related operations.
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Sample Code |
2003-10-27
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QTMusicToo
(HTML)
(DMG)
(ZIP)
Deprecated - Shows all of the QuickTime Music features introduced with QuickTime 2.0.
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Sample Code |
2003-03-19
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MeterTest
(HTML)
(DMG)
(ZIP)
Sampling of sound input using SPBGetDeviceInfo(). Metering is then turned on and sampling is repeated.
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Sample Code |
2003-03-14
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Sound PreMixer effect
(HTML)
(DMG)
(ZIP)
Deprecated - A sound manager pre-mixer effect component.
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Sample Code |
2003-03-14
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AIFFWriter
(HTML)
(DMG)
(ZIP)
Deprecated - A Sound Manager sound output device component.
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Sample Code |
2003-01-14
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aiffwriter.win
(HTML)
(DMG)
(ZIP)
Deprecated - A Sound Manager sound output device component.
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Sample Code |
2003-01-14
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audioconverter.win
(HTML)
(DMG)
(ZIP)
SoundConverter routines to convert AIFF and AIFC files into AIFF/AIFC or QuickTime. Parse AIFF/AIFC files.
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Sample Code |
2003-01-14
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ConvertMovieSndTrack
(HTML)
(DMG)
(ZIP)
Demonstrates using the Sound Converter to transcode a Sound Track from one audio encoding format to another.
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Sample Code |
2003-01-14
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QT QDesign decomp
(HTML)
(DMG)
(ZIP)
Deprecated - Decompressing QDesign compressed files using the Sound Manager's SoundConvert routines and QuickTime QDesign codecs.
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Sample Code |
2003-01-14
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QTimadecompression
(HTML)
(DMG)
(ZIP)
Deprecated - Create a QuickTime atom to decompress IMA compressed WAVE files.
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Sample Code |
2003-01-14
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qtmusic.win
(HTML)
(DMG)
(ZIP)
Deprecated - Demonstrates ways of using the QuickTime Music Architecture to play notes and tunes.
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Sample Code |
2003-01-14
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qtsndtween
(HTML)
(DMG)
(ZIP)
Modify a QuickTime movie's sound track by increasing (or decreasing) the volume as it plays.
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Sample Code |
2003-01-14
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qtsndtween.win
(HTML)
(DMG)
(ZIP)
Modify a QuickTime movie's sound track by increasing (or decreasing) the volume as it plays.
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Sample Code |
2003-01-14
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sndequalizer
(HTML)
(DMG)
(ZIP)
Manage a dialog window containing a graphical equalizer display.
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Sample Code |
2003-01-14
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soundconverter
(HTML)
(DMG)
(ZIP)
Shows how to use the Sound Converter API and how to place audio data in a movie.
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Sample Code |
2003-01-14
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soundconverter.win
(HTML)
(DMG)
(ZIP)
Shows how to use the Sound Converter API and how to place audio data in a movie.
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Sample Code |
2003-01-14
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SoundPlayer
(HTML)
(DMG)
(ZIP)
Shows how to play VBR and Non-VBR encoded audio using the SoundConverterFillBuffer API and QuickTime.
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Sample Code |
2003-01-14
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SoundPlayer.win
(HTML)
(DMG)
(ZIP)
Shows how to play VBR and Non-VBR encoded audio using the SoundConverterFillBuffer API and QuickTime.
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Sample Code |
2003-01-14
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Audio Export - Encoding AAC Audio For MPEG-4 Export
(HTML)
TN2237: The QT MPEG4 Exporter does not show all options for generating AAC, this TN discusses workarounds.
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Technical Notes |
2009-01-27
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AudioChannelLayout - What's the Audio Channel Order when the Layout has a Channel Bitmap?
(HTML)
QA1638: Explains the audio channel order when a channel layout is tagged as kAudioChannelLayoutTag_UseChannelBitmap.
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Technical Q&As |
2009-04-12
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QuickTime Audio - Easy Frequency Level Metering with MovieAudio APIs
(HTML)
QA1459: Describes how to perform frequency band level metering using MovieAudio metering APIs.
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Technical Q&As |
2009-01-29
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Creating Core Audio Format (.caf) Files
(HTML)
QA1534: Describes how to use afconvert to create .caf files
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Technical Q&As |
2009-01-07
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Playback of QuickTime movie audio through a multi-channel speaker system
(HTML)
QA1627: Specify a specific pair of channels for QuickTime audio movie playback through a multi-channel speaker system
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Technical Q&As |
2008-11-05
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QuickTime Audio - Retrieving the correct audio format bit depth value
(HTML)
QA1477: Discusses how to retrieve accurate audio format bit depth.
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Technical Q&As |
2008-11-05
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QuickTime Audio - Rendering QuickTime Movie audio to a specific Audio Device
(HTML)
QA1578: Describes how to render Movie audio to a specific audio device.
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Technical Q&As |
2008-01-08
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Looping Audio Files with QuickTime for Windows
(HTML)
QA1559: How to Continuously Loop Audio Files with QuickTime for Windows
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Technical Q&As |
2007-10-09
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QuickTime Audio - Muting and GetMovieAudioFrequencyLevels
(HTML)
QA1556: Discusses the change made to the GetMovieAudioFrequencyLevels API with QuickTime 7.2.
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Technical Q&As |
2007-09-28
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How do I create a QuickTime movie from PCM audio samples in memory?
(HTML)
QA1539: How to create a QuickTime movie from PCM audio samples in memory
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Technical Q&As |
2007-08-29
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Standard Audio - Parsing the kQTSCAudioPropertyID_CodecSpecificSettingsArray property
(HTML)
QA1437: Discusses how to parse the kQTSCAudioPropertyID_CodecSpecificSettingsArray property returned from StdAudio. Also see Q&A 1390.
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Technical Q&As |
2006-11-30
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Standard Audio - The CodecSpecificSettingsArray and MagicCookie properties
(HTML)
QA1390: Discusses Core Audio AudioConverter configuration with StdAudio, specifically the CodecSpecificSettingsArray property.
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Technical Q&As |
2006-11-16
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Standard Audio - Setting output ASBD returns badFormatErr
(HTML)
QA1489: Discusses why badFormatErr may be returned from Standard Audio
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Technical Q&As |
2006-11-15
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MovieAudioExtraction - Extracting all available audio samples
(HTML)
QA1481: Describes how to correct for MovieAudioExtraction missing some audio samples at the end of audio files.
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Technical Q&As |
2006-07-18
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MovieAudioExtraction - Ensure a Movie is fully loaded before starting an extraction session
(HTML)
QA1469: Describes the importance of making sure a Movie is fully loaded before extracting audio.
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Technical Q&As |
2006-03-29
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Sound Manager Codec support in QuickTime 7
(HTML)
QA1448: Describes QuickTime 7 support for constant bitrate and variable bitrate Sound Manager codecs
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Technical Q&As |
2005-10-26
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SetSoundMediaBalance balance parameter clarification
(HTML)
( )
QTMTB49: Describes correct parameter values for the SetSoundMediaBalance routine.
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Technical Q&As |
2004-12-01
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Avoiding Pauses When Looping Audio files with QuickTime
(HTML)
QA1371: Demonstrates how to avoid pauses when looping audio files with QuickTime
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Technical Q&As |
2004-09-08
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Available FireWire Isochronous Bandwidth
(HTML)
QA1356: Discusses attempting to "pre-flight" an isochronous bandwidth allocation request by reading the currently available bandwidth.
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Technical Q&As |
2004-07-07
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Setting Sequence Grabber Sound Input Device Driver Parameters
(HTML)
()
QA1204: Setting sound input device driver parameters for QuickTime sequence grabber audio channels.
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Technical Q&As |
2002-10-25
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Batch Exporting movie sound tracks with ConvertMovieToFile()
(HTML)
QTMTB62: Explains how to configure ConvertMovieToFile to use the same configuration information for more than one call.
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Technical Q&As |
2000-09-05
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Using MovieExportSetSampleDescription to specify the format of exported data
(HTML)
QTMTB59: Describes using the ConvertMovieToFile routine to export a WAV audio-only movie to an AIFF file using a specific compressor.
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Technical Q&As |
2000-09-05
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Playing memory-resident WAVE data using QuickTime 4
(HTML)
()
QTMTB52: Explains how to play memory-resident WAVE data in QuickTime 4 or later.
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Technical Q&As |
1999-07-21
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Playing QuickTime 3 Movie Sound Data
(HTML)
()
QTMTB50: Explains why a movie's sound data can continue to play longer than video data.
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Technical Q&As |
1998-11-09
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QuickTime Music Architecture Header Update
(HTML)
()
QTMA06: Explains missing and changed items in QuickTime 2.5.
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Technical Q&As |
1996-08-21
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Developing a QuickTime Musical Instrument
(HTML)
Deprecated - QTMA05: Explains resolving the lack of QuickTime 2.0 API support for creating new music components.
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Technical Q&As |
1995-05-01
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