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Date |
Is ColorSync thread safe?
(HTML)
( )
QA1261: Discusses ColorSync thread-safety issues.
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Graphics & Imaging |
2003-04-17
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Disabling QuickTime Error Dialogs When Opening or Tasking a Movie
(HTML)
()
QA1164: How to disable QuickTime error dialogs which may be presented when opening or tasking a movie.
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Movie Basics |
2003-03-20
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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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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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How can I verify that a Movie can actually draw into a non-RGB GWorld?
(HTML)
()
QA1243: Techniques to verify that a Movie can actually draw into a non-RGB GWorld.
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Compression & Decompression, Movie Basics |
2003-03-05
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Viewing multi-page PDF files
(HTML)
()
QA1247: How to draw each page of a multi-page PDF document using the QuickTime movie importers.
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Import & Export |
2003-03-05
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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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Why does my identity matrix look strange?
(HTML)
()
QA1227: Discusses the MatrixRecord structure and QuadToQuadMatrix function.
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Graphics & Imaging, Movie Basics |
2003-01-15
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Using QTSetAtomData
(HTML)
()
QA1231: Explains what QTSetAtomData does with the data passed into it.
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Carbon, Movie Basics |
2003-01-14
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Video Output Components - QTVideoOutputGetIndImageDecompressor
(HTML)
()
QA1226: Discusses the QTVideoOutputGetIndImageDecompressor call.
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QuickTime Component Creation |
2003-01-03
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Video Output Components - Implementing QTVideoOutputGetIndSoundOutput on Mac OS X
(HTML)
()
QA1206: Describes how to support the QTVideoOutputGetIndSoundOutput function in Mac OS X.
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QuickTime Component Creation |
2002-10-29
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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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Filtering the Effects List returned by QTGetEffectsList
(HTML)
()
QA1190: Shows how to edit the list of effects returned by the QTGetEffectsList function.
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Movie Basics, QuickTime Component Creation, Video Effects & Transitions |
2002-09-04
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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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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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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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Base-Derived async image codecs must implement ImageCodecQueueStarting and ImageCodecQueueStopping
(HTML)
()
QA1157: Describes why base-derived codecs that set canAsync must implement ImageCodecQueueStarting and ImageCodecQueueStopping.
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Carbon, Compression & Decompression, QuickTime Component Creation |
2002-07-09
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Graphics Importers and image files containing multiple layers
(HTML)
()
QA1148: Describes how to get the natural bounds of layers contained in a multi-layered image file.
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Import & Export |
2002-06-18
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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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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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GraphicsImportSetBoundsRect resets your Matrix
(HTML)
()
QA1144: Discusses how calling GraphicsImportSetBoundsRect will reset a graphics importers matrix.
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Compression & Decompression, Import & Export |
2002-05-29
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Using QuickTime to access MP3 ID3 Tags
(HTML)
()
QA1135: Demonstrates how to extract User Data from QuickTime Movies.
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Movie Basics |
2002-04-11
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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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Using the QuickTime for Java libraries on OS X
(HTML)
()
QA1058: Where to locate the QTJava.zip file for inclusion in your java/javac classpath.
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Java |
2002-04-08
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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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48 bit & 64 bit Pixel Format support in QuickTime
(HTML)
()
QA1114: Discusses QuickTime's support for pixel formats with more than 8 bits per channel.
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Compression & Decompression |
2002-02-07
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couldNotResolveDataRef (-2000) returned from DataHSetDataRef and OpenADataHandler
(HTML)
()
QA1116: Describes why DataHSetDataRef and OpenADataHandler may return a couldNotResolveDataRef error in the writing case.
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QuickTime Component Creation |
2002-02-07
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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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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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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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IOKit Framework Headers
(HTML)
()
QA1107: Describes the differences between the headers in IOKit.framework and the I/O Kit headers in Kernel.framework.
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Hardware & Drivers |
2002-01-15
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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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Intercepting movie controller actions
(HTML)
QA1094: Demonstrates how to intercept movie controller actions.
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Movie Basics, QuickTime Component Creation |
2001-11-14
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Intercepting QuickTime Wired Actions
(HTML)
QA1095: Demonstrates how to intercept wired actions in a movie controller action filter function.
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Movie Basics, Wired Movies and Sprites |
2001-11-14
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Determining required components for QuickTime movies
(HTML)
QA1093: Shows how to determine if a given QuickTime movie requires a component that's not currently installed on the system.
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Movie Basics |
2001-11-07
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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 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 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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Exporting TIFF files in little-endian format
(HTML)
QA1044: Explains how to export a TIFF file in little-endian format.
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Import & Export |
2001-06-26
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Using SetMovieGWorld to draw to the window back buffer
(HTML)
QA1043: Explains how to draw into the back buffer with SetMovieGWorld.
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Movie Basics |
2001-06-26
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Creating Sub GWorlds using QTNewGWorldFromPtr
(HTML)
QA1014: Using QTNewGWorldFromPtr to create sub GWorlds which reference the pixel data of other GWorlds.
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Carbon, Graphics & Imaging |
2001-03-20
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Extracting DV Fields using QTNewGWorldFromPtr
(HTML)
QA1017: Describes using QTNewGWorldFromPtr to access individual fields contained within a frame of DV source.
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Carbon, Graphics & Imaging, Movie Basics |
2001-03-20
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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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Keyframes and AddMediaSample
(HTML)
QTMCC20: Describes setting flags correctly for AddMediaSample to mark keyframes and difference frames.
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Compression & Decompression, Movie Creation |
2000-12-01
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Graphics Importer -8970 errors & TIFF Support
(HTML)
QTMCC18: Discusses the -8970 error when using graphics importers with certain TIFF files.
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Compression & Decompression, Import & Export |
2000-11-29
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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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Component Definitions
(HTML)
QTMCC14: Discusses the differences between components, component instances, component storage, and component RefCons.
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QuickTime Component Creation |
2000-09-22
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Decompressing MP3
(HTML)
QTMCC15: Discusses decompressing an MP3 file into a buffer using SoundConverter APIs.
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Import & Export |
2000-09-22
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Importing Sys 7 Snds
(HTML)
QTMCC16: Describes how to import System 7 sound files using QuickTime.
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Import & Export |
2000-09-22
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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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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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Audio, Movie Basics |
2000-09-05
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BeginMediaEdits -2050 badDataRefIndex error after calling NewMovie
(HTML)
QTMTB58: Describes reasons why BeginMediaEdits would return the -2050 badDataRefIndex error code during a media-editing session.
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Movie Basics |
2000-09-05
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Creating track references when editing movies
(HTML)
QTMTB61: Explains how to use the InsertTrackSegment function to copy a track reference rather than the actual media.
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Movie Basics, Movie Internals |
2000-09-05
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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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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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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 Windows GDI for all drawing
(HTML)
QTW98: Using the Windows Graphics Device Interface (GDI) for all drawing under QuickTime for Windows.
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QuickTime for Windows |
2000-09-05
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How do I decompress individual frames into an offscreen?
(HTML)
QTMTB57: Describes methods for decompressing individual frames of a video track into an offscreen memory buffer.
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Movie Basics |
2000-04-24
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Importing image data from memory
(HTML)
QTMTB56: Explains using the graphics importer API's to read image data which resides in memory.
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Import & Export, Movie Basics |
2000-04-03
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Legacy Devices
(HTML)
HW84: Discusses why legacy devices with hard-wired I/O addresses may not work properly with Open Firmware.
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Hardware & Drivers |
2000-03-20
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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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When to use PCMCIA, PC Card, and CardBus
(HTML)
HW77: Explains the differences between PCMCIA, PC Card, and CardBus.
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Hardware & Drivers |
1999-11-15
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Endian Concerns When Playing 'snd ' Resources
(HTML)
QTW97: Use the Resource Manager to avoid byte-swapping 'snd ' resources before playing under Windows
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QuickTime for Windows |
1999-11-08
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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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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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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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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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ConvertMovieToFile unexpected results
(HTML)
()
QTMTB51: Explains why white frames can occur in a movie that was saved using ConvertMovieToFile.
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Import & Export, Movie Basics |
1999-06-14
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Difference between using Restart or Shut Down in the Finder's Special menu in Open Firmware
(HTML)
()
HW47: Explains the differences between using Restart or Shut Down on Open Firmware
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Hardware & Drivers |
1999-02-15
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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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Decompressing IMA WAVE files
(HTML)
QTMCC11: Describes how to use the Sound Manager to decompress and play Window's Microsoft ADPCM-compressed WAVE files.
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Import & Export |
1998-10-19
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Calling InitializeQTML from DLL Main
(HTML)
()
QTW89: Don't do anything significant in your QuickTime 3 for Windows DLL Main procedure.
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QuickTime for Windows |
1998-09-21
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Checking For Presence of QuickTime 3 for Windows
(HTML)
()
QTW88: Programatically checking for the presence of QuickTime 3 for Windows.
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QuickTime for Windows |
1998-09-21
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CreatePortAssociation And WM_QUERYNEWPALETTE Message
(HTML)
()
QTW91: Activating your custom palette under QuickTime 3 for Windows by calling NSetPalette and ActivatePalette.
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QuickTime for Windows |
1998-09-21
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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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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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What is SetMovieDefaultDataRef?
(HTML)
()
QTMTB48: Describes the routine SetMovieDefaultDataRef and includes sample code showing how to use it.
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Movie Basics |
1997-03-14
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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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ImageDescription Extension Format
(HTML)
()
QTMCC04: Gives a reference for information on image description extensions.
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QuickTime Component Creation |
1996-11-27
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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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Derived Media Handler Components Update
(HTML)
()
QTMCC08: Gives practical limits for data transfer rates under QuickTime 2.5.
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QuickTime Component Creation |
1996-08-21
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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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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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Linked Movies with Different Color Palettes
(HTML)
()
QTMRF07: Explains why a QuickTime movie shouldn't contain subMovies that have different color palettes.
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Movie Internals |
1996-02-15
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Handling of Update Events While a Movie Plays
(HTML)
Deprecated - QTMTB45: Describes timing issues that can be caused by applications calling WaitNextEvent while playing a QuickTime movie.
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Movie Basics |
1995-09-15
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How to Compute Data Rate for QuickTime Movies
(HTML)
QTMTB46: Describes two methods of measuring the rate of samples for Quicktime movies.
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Movie Basics |
1995-09-15
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Incorrect Inside Macintosh Volume V documentation
(HTML)
Deprecated - QD15: Identifies incorrect documentation in Inside Macintosh Volume V regarding the formats of PnPixPat and BkPixPat opcodes.
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Carbon |
1995-09-15
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Compressed and Uncompressed Samples in the Same Track
(HTML)
QTMTB43: Recommends not to mix compressed and uncompressed data samples into the same sound track.
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Movie Basics |
1995-08-01
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Correction to SetMediaDataRef, short, not pointer
(HTML)
QTMTB44: Makes a correction to the description of SetMediaDataRef in the QT2.0 CD.
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Media Types & Media Handlers, Movie Basics |
1995-08-01
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Creating Sample Descriptor Atoms for a Non-Mac Device
(HTML)
QTPC06: Lists a reference for information on QuickTime atoms and their formats.
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Design Guidelines |
1995-08-01
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Image Compression Dialog Options
(HTML)
QTICM14: Describes how to display an extra Options button in the normal Image Compression dialog.
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Compression & Decompression |
1995-08-01
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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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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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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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Accessing Decompressed Images
(HTML)
QTMTB27: Demonstrates the use of a transfer procedure to access a decompressed image and manipulate it prior to display.
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Movie Basics |
1995-05-01
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Adding QuickTime Movie Data to Non-QuickTime Files
(HTML)
QTMTB31: Describes how to embed QuickTime movies into files, and play back on Windows or Mac.
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Movie Basics |
1995-05-01
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Choosing the Position Where a Movie is Pasted
(HTML)
QTMTB26: Explains how the position of a pasted movie is determined and shows how to force a given location.
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Movie Basics, Movie Internals |
1995-05-01
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CompressSequenceBegin & Ethernet in QuickTime
(HTML)
QTICM13: Describes resolving an issue with missing ImageDescription when sending compressed images over Ethernet using CompressSequenceBegin.
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Compression & Decompression |
1995-05-01
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Correct Time Values
(HTML)
QTMTB32: Demonstrates finding correct time values for GetMoviePict to get all the frames of a QuickTime movie.
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Movie Basics |
1995-05-01
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