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Date |
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LockPixels and DisposeGWorld with QTNewGWorldFromPtr
(HTML)
QA1007: Clarifies some issues surrounding pointer ownership when creating GWorlds with QTNewGWorldFromPtr
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Carbon, Graphics & Imaging |
2001-02-26
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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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Audio, Movie Basics, QuickTime for Windows |
2007-10-09
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MCSetClip and Clipping with the Movie Controller
(HTML)
QTMTB18: Tells why the movie controller ignores the clip set by SetMovieDisplayClipRgn and shows a correct clipping technique.
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Movie Basics, Movie Internals |
1995-05-01
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Movie Drawing Complete Procedure with C++
(HTML)
( )
QA1150: Demonstrates a static class method which can be used as a QuickTime movie drawing complete callback.
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Movie Basics |
2002-06-18
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Movie Export - Always fill in the MovieExportGetDataParams dataSize field
(HTML)
QA1304: Outlines the importance of correctly filling in the MovieExportGetDataParams dataSize field when exporting from procedures.
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Carbon, Compression & Decompression, Graphics & Imaging, Movie Creation |
2005-02-25
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Movie Export Component - How to ensure Final Cut Pro recognizes your exporter
(HTML)
QA1415: Explains how to make sure Final Cut Pro will recognizes a custom QuickTime movie export component.
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Carbon, Import & Export, QuickTime Component Creation |
2005-03-08
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Movie Export Components - Supporting a MovieProgressProc
(HTML)
()
QA1230: Explains the steps needed to support a movie progress proc in a movie export component.
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QuickTime Component Creation |
2003-01-31
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Movie Export From Procedures - Providing k2vuyPixelFormat data to MovieExportGetDataProc
(HTML)
QA1465: Discusses adding the missing 'rowb' ImageDescription extension when using MakeImageDescriptionFromPixMap with a k2vuyPixelFormat GWorld for a procedures export.
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Import & Export, Movie Creation |
2006-03-03
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Movie export with AAC or AMR audio formats
(HTML)
QA1347: This QA discusses use of the QuickTime AMR and AAC audio compressors on Macintosh and Windows
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Import & Export, QuickTime for Windows |
2009-03-16
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Movie Import Component Selectors
(HTML)
()
QTMCC09: Explains why there is no documentation on the movie import API selectors: kMovieImportGetFileTypeSelect and kMovieImportDataRefSelect.
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QuickTime Component Creation |
1996-08-21
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Movie Import Components - MovieImportDataRef Invoked For File Import Operations
(HTML)
QA1596: Discusses how QuickTime 7.4+ invokes Movie Import Components when specifically importing from files.
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Import & Export, QuickTime Component Creation |
2008-03-11
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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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Audio |
2006-03-29
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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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Audio |
2006-07-18
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Movies - Saving movie playback hints
(HTML)
QA1366: Explains how to save and load media play hints from Movie files.
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Carbon, Cocoa, Movie Basics |
2004-09-14
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MPEG Compression in QuickTime
(HTML)
QTICM16: Describes extracting information from an MPEG movie file and placing it in a specific MPEG track.
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Movie Creation |
1995-08-01
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MSVC++ link error LNK4098 When Building QuickTime 3 for Windows Apps
(HTML)
()
QTW94: Avoid MSVC++ link error LNK4098 when building QuickTime 3 for Windows applications.
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QuickTime for Windows |
1998-09-21
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Opening a Web page using an HREF track in QuickTime Player
(HTML)
QA1621: Opening a Web page using an HREF track in QuickTime Player
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Internet & Web |
2008-11-05
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The "packages" node in the device tree
(HTML)
HW90: Describes the "packages" node in the Open Firmware device tree.
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Hardware & Drivers |
2006-02-22
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paramErr returned from ConvertMovieToFile when exporting to .wav
(HTML)
QA1313: Avoid a paramErr returned from ConvertMovieToFile by setting up a Sound Description when exporting to a .wav file.
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Import & Export |
2003-10-06
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PICT, QuickTime-Compressed Testing
(HTML)
QTICM09: Details how to determine whether a picture's QuickTime-compressed, contains QuickTime-compressed images, and type of compression used
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Compression & Decompression |
1995-05-01
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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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Audio |
2008-11-05
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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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Audio, Import & Export, Movie Basics |
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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Audio, Movie Basics, QuickTime for Windows |
1998-11-09
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Preroll Movies
(HTML)
QTMTB42: Lists the advantages of calling PreRollMovie to improve the performance of QuickTime movies.
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Movie Basics |
1995-05-01
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Preserving embedded ICC profiles when using QuickTime Graphics Importer/Exporters
(HTML)
()
QA1145: Shows how to preserve the embedded ICC profile when using the QuickTime Graphics Importer/Exporter routines
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Graphics & Imaging, Import & Export |
2002-09-04
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Preview image quality of DV capture
(HTML)
QTMCC12: Describes how to get full resolution preview image quality when capturing DV.
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Movie Creation |
2000-10-25
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Programatically retrieving field and frame information
(HTML)
QA1547: Discusses the use of the kICMImageDescriptionPropertyID_FieldInfo property to retrieve Field/Frame information.
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Carbon, Movie Basics |
2007-09-13
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Programmatic configuration of a Movie Export Component
(HTML)
()
QA1147: Demonstrates how to programmatically configure a movie export component without showing the Movie Export dialog.
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Import & Export, Movie Basics |
2002-06-18
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QTKit Capture - Disabling Audio Or Video When Capturing From a Muxed Device
(HTML)
QA1607: Describes the use of the setEnabled: method to disable audio or video capture from muxed devices.
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Cocoa, Movie Creation |
2008-05-19
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QTKit Capture - Disabling specific audio channels when recording
(HTML)
QA1617: Describes how to disable specific audio channels when recording using QTKit Capture.
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Cocoa |
2008-10-13
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QTKit Capture - Extracting SMPTE Timecode information from a QTSampleBuffer
(HTML)
QA1600: Describes how to use the QTSampleBufferSMPTETimeAttribute with a sample buffer.
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Cocoa |
2008-03-17
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QTKit Capture - Setting DecompressedVideoOutput CVPixelBuffer Attributes
(HTML)
QA1582: Describes how to configure a DecompressedVideoOutput objects CVPixelBuffer attributes.
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Cocoa |
2008-03-06
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QTKit Capture - Specifying Media Compression Settings
(HTML)
QA1586: Describes how to configure a file output object to save compressed captured media.
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Cocoa, Movie Creation |
2008-03-11
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QTKit Capture - Video Compression Options And Preview
(HTML)
QA1583: Describes how video compression options may influence the resolution of previewed video.
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Cocoa, Movie Creation |
2008-09-16
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QTML, c2pstr and Pascal strings
(HTML)
()
QA1112: Describes how to avoid headaches when dealing with Pascal to C string conversion with QTML.
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QuickTime for Windows |
2002-01-21
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Quality of QuickTime video effects
(HTML)
QA1089: Describes some of the factors affecting QuickTime video effects quality.
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Compression & Decompression, Video Effects & Transitions |
2001-10-26
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QuickTime & Noise Problems
(HTML)
QTPC02: Talks about ways to reduce noise in movies created with the CinePak codec.
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Compression & Decompression |
1995-05-01
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QuickTime & PutMovieIntoDataFork, Offsets
(HTML)
QTMTB34: Explains restrictions on moving movie data around in a file after creation; also gives work arounds.
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Movie Basics |
1995-05-01
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QuickTime .qtx/.qtr/.qt/.mov files defined
(HTML)
QTW99: Definitions for the QuickTime for Windows .qtx/.qtr/.qt/.mov files.
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QuickTime for Windows |
2000-09-05
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QuickTime 6.4 & AvailabilityMacros.h on Mac OS X 10.2.x
(HTML)
QA1316: Fixing compilation issues when upgrading to QuickTime 6.4 on Mac OS X 10.2.x systems.
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Carbon, Cocoa |
2003-10-21
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QuickTime 7.1.5 Security Enhancements
(HTML)
QA1520: Discusses the security enhancements and other changes contained in the QuickTime 7.1.5 Update.
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Import & Export, Internet & Web |
2007-04-02
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QuickTime and Carbon Events
(HTML)
QA1090: Discusses how to ensure smooth movie playback when using Carbon Events in an application.
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Design Guidelines, Movie Basics |
2001-10-26
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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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Audio, Carbon, Cocoa, Movie Basics |
2009-01-29
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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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Audio, Carbon |
2007-09-28
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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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Audio |
2008-01-08
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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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Audio |
2008-11-05
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QuickTime DirectDraw Surfaces
(HTML)
QTW96: How to make QuickTime 4 for Windows draw onto a surface using your custom DirectDraw object.
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QuickTime for Windows |
1999-11-01
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QuickTime Effects - How to set up parameter description values when using kParameterTypeDataImage
(HTML)
()
QA1326: Setting up an effect parameter description when using kParameterTypeDataImage as the parameter data type.
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Video Effects & Transitions |
2003-12-09
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QuickTime Error -2127 qtNetworkAlreadyAllocatedErr Explained
(HTML)
()
QA1244: QuickTime qtNetworkAlreadyAllocatedErr error code (-2127) occurs when the user's Connection Speed preference setting is too slow.
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Transport & Delivery |
2003-03-20
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QuickTime for Windows resource files
(HTML)
()
QA1132: Describes resource file extensions supported by QuickTime for Windows.
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QuickTime for Windows |
2002-04-08
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QuickTime for Windows returns bdNamErr (-37) error with long Windows file names
(HTML)
QA1413: Describes how QuickTime may return bdNamErr (-37) error on Windows if file name is > 63 characters
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Movie Basics, QuickTime for Windows |
2008-08-08
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QuickTime Media Editing
(HTML)
()
QA1110: Explains the term "Media" as used in QuickTime and how it relates to media editing APIs.
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Movie Basics |
2002-01-16
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QuickTime Media Optimization Properties
(HTML)
QA1579: Discusses the kQTMovieImporterPropertyID_AllowMediaOptimization and kQTMovieInstantiationPropertyID_AllowMediaOptimization properties.
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Import & Export, Movie Basics, Movie Creation |
2009-03-30
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QuickTime movies require a valid graphics port
(HTML)
QA1345: The QuickTime Movie Toolbox requires a valid graphics port for all movies.
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Movie Basics |
2004-03-19
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QuickTime Music Architecture Header Update
(HTML)
()
QTMA06: Explains missing and changed items in QuickTime 2.5.
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Audio |
1996-08-21
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QuickTime Preview Behavior
(HTML)
()
QTMCC10: Describes the expected behavior of the create/update preview button in the SFPGetFilePreview dialog.
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QuickTime for Windows |
1996-11-27
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QuickTime Sound
(HTML)
QTMRF04: Explains what the sowt and the twos format is in QuickTime.
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QuickTime for Windows |
1995-05-01
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QuickTime Supported YUV Pixel Formats
(HTML)
QA1060: Describes which YUV pixel formats are supported by QuickTime.
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Carbon, Compression & Decompression, QuickTime Component Creation |
2001-07-19
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QuickTime Texture Visual Context - kQTVisualContextNotAllowedErr with non-accelerated graphics cards
(HTML)
QA1542: Discusses how to create a display mask and avoid a kQTVisualContextNotAllowedErr when using a non-accelerated graphics card.
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Graphics & Imaging |
2007-09-18
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QuickTime Toolbox GetMovieTime Call
(HTML)
QTMTB38: Provides the calls to change the current time and to reposition a movie to play from the start.
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Movie Basics |
1995-05-01
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QuickTime Visual Context - Setting the kQTVisualContextOutputColorSpaceKey Attribute
(HTML)
QA1550: Describes how to configure a QuickTime OpenGL Texture Visual Context with the kQTVisualContextOutputColorSpaceKey attribute.
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Graphics & Imaging |
2007-09-28
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Registering custom pixel formats with QuickTime and Core Video
(HTML)
QA1401: Discusses how to register custom pixel formats with QuickTime & Core Video with QuickTime 7.
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Carbon, Graphics & Imaging, QuickTime Component Creation |
2005-09-06
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Retrieving Audio from QuickTime Files
(HTML)
QTMTB30: Describes how to retrieve audio from QuickTime files in 1 second chunks.
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Import & Export, Movie Basics |
1995-05-01
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Sample Description Endianness
(HTML)
QA1598: Describes the endianness of the QuickTime Sample Description Structure and their extensions.
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File Format Specification |
2008-03-17
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Saving changes to modified movies
(HTML)
QTMTB60: Describes how to ensure any changes made to a movie are saved.
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Movie Basics |
2000-09-05
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Saving playback hints in a Movie
(HTML)
()
QA1194: Demonstrates how to use the SetTrackLoadSettings function to save the hintsHighQuality playback hint in a movie.
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Movie Basics |
2002-09-04
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Saving QuickTime Movie Files
(HTML)
()
QTMTB47: Explains a few complications one might face in creating and saving QuickTime movie files.
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Movie Basics |
1997-01-31
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Sequence Grabber - Determining the capture resolution of an IIDC device
(HTML)
QA1403: Discusses how to determine the resolution of a captured image from an IIDC device
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Carbon, Hardware & Drivers, Movie Creation |
2005-01-06
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Sequence Grabber - Ensuring the SG TimeBase is being driven by the Sound Clock.
(HTML)
QA1314: Ensuring the Sequence Grabber TimeBase is being driven by the Sound Clock when recording audio and video.
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Movie Creation |
2003-10-24
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Sequence Grabber - How do I save user settings as CFPreferences?
(HTML)
QA1286: Saving UserData settings returned from the Sequence Grabber as CFPreferences.
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Movie Creation |
2003-09-04
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Sequence Grabber - How often should I call SGIdle?
(HTML)
QA1349: This Q&A discusses how often SGIdle should be called when capturing using the Sequence Grabber.
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Movie Creation |
2004-04-06
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Sequence Grabber - Setting the sound channel play through state
(HTML)
QA1303: Setting the Sound play though state when previewing and recording a sound channel with the Sequence Grabber.
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Movie Creation |
2003-09-23
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Sequence Grabber - Using the SGDataProc for Sound
(HTML)
QA1348: This Q&A discusses how you can use a Sound SGChannel with the Sequence Grabber DataProc
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Movie Creation |
2004-04-06
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Sequence Grabber preallocates large file when recording
(HTML)
QA1411: Describes how to prevent the Sequence Grabber from filling your entire disk when recording.
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Carbon, Movie Creation |
2006-02-06
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Sequence Grabber Source, Video, and Channel Bounds
(HTML)
()
QA1250: Explains the QuickTime Sequence Grabber's relationship between the Source, Video, and Channel Bounds when capturing video.
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Movie Creation |
2003-07-16
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SetSoundMediaBalance balance parameter clarification
(HTML)
()
QTMTB49: Describes correct parameter values for the SetSoundMediaBalance routine.
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Audio, Movie Basics |
2004-12-01
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Setting a Movie's Clipping Region
(HTML)
QTMTB23: Explains why ShowMoviePoster doesn't honor the clipping region when clipped to the cell size.
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Movie Basics, Movie Internals |
1995-05-01
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Setting Export Quality
(HTML)
QTMCC13: Demonstrates how to change the compression factor when exporting a JPEG file.
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Import & Export |
1999-12-06
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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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Audio, Movie Basics, Movie Creation |
2002-10-25
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Setting the movie background color
(HTML)
()
QTMTB53: Describes how to apply a background color to an entire movie.
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Movie Basics |
1999-08-16
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Setting the option button in the ICM dialog
(HTML)
QTMCC02: Describes how your codec can display an extra Options button in the Standard Compression dialog.
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QuickTime Component Creation |
1995-06-01
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SGSetSettings unexpected results
(HTML)
QTMTB55: Explains why subsequent calls to the SGSetSettings can fail after the first call to SGSetSettings completed successfully.
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Movie Basics, Movie Creation |
1999-10-11
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The similarity field in ImageCodecBandCompress and Key Frames
(HTML)
()
QA1109: Discusses the similarity field of the CodecCompressParams structure used in ImageCodecBandCompress to implement key framing during compression.
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QuickTime Component Creation |
2002-01-16
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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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Audio |
2005-10-26
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spatialQuality Values with Lossy Compression
(HTML)
()
QA1126: Describes how the spatialQuality value reflects the setting of lossy compressed images like JPEG.
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Compression & Decompression |
2002-03-12
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Specifying Chunk Sizes
(HTML)
QTPC08: Discusses the meaning of a QuickTime movie atom's chunk value.
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Design Guidelines, Movie Internals |
1995-08-01
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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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Audio |
2006-11-30
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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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Audio |
2006-11-15
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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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Audio |
2006-11-16
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Stepping Through QuickTime-Movie
(HTML)
QTMTB28: Describes how to get the first frame of a movie using GetMovieNextInterestingTime.
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Movie Basics, Movie Internals |
1995-05-01
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Track Editing
(HTML)
QTMCC17: Discusses different APIs used to edit tracks in QuickTime movies.
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Movie Basics |
2000-09-22
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Unwanted Audio with DV Capture
(HTML)
()
QA1105: Explains why audio is captured from a DV source even though you may not want to.
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Movie Creation |
2002-01-14
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Using a QuickTime time base callback to detect when a movie has stopped
(HTML)
()
QA1282: Using a QuickTime time base callback (NewCallBack) to detect when a movie has stopped.
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Movie Basics |
2003-08-12
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Using cmpWantsRegisterMessage not recommended on Mac OS X
(HTML)
()
QA1192: Describes why using the cmpWantsRegisterMessage flag is not recommended on Mac OS X.
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QuickTime Component Creation |
2003-03-11
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Using ConvertMovieToFile or ConvertMovieToDataRef to convert movies without displaying the settings dialog
(HTML)
QA1418: Describes how to perform movie export using ConvertMovieToFile or ConvertMovieToDataRef without displaying the dialog
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Import & Export |
2005-03-22
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Using language-tagged QuickTime UserData text APIs with CFStrings
(HTML)
QA1410: Describes how to use language-tagged QuickTime UserData text APIs with CFStrings and TextEncodings.
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Carbon, Movie Basics, Movie Creation |
2005-02-11
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Using Mac Toolbox routines Under Windows 98/95/NT
(HTML)
()
QTW87: Some Macintosh Toolbox functions are available with QuickTime 3 for Windows.
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QuickTime for Windows |
1998-09-21
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Using Mac-style Resources
(HTML)
()
QTW86: Using Mac-style resources in a Windows 98/95/NT or DLL using QuickTime 3 for Windows FSpOpenResFile function.
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QuickTime for Windows |
1998-09-21
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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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Audio, Import & Export, Movie Basics |
2000-09-05
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Using Navigation Services to filter QuickTime files
(HTML)
()
QA1152: Using the CanQuickTimeOpenFile function in a Navigation Services filter to display files that QuickTime can open.
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Movie Basics |
2002-07-15
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