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Technical Q&As
Graphics and imaging on Mac OS X consists of three main developer technologies: Quartz, an advanced drawing engine and windowing environment; OpenGL, an Apple implementation of this 3D graphics industry-standard API; and QuickTime, the cross-platform multimedia technology for handling video, sound, and text.

A guided introduction for developers new to Mac OS X graphics and imaging.   Essential information for developers working with graphics and imaging.   C and Objective-C API references organized by framework.
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Difference between using Restart or Shut Down in the Finder's Special menu in Open Firmware (HTML) (日本語 HTML)
HW47: Explains the differences between using Restart or Shut Down on Open Firmware
Hardware & Drivers 1999-02-15
Parsing the PICT File Format (HTML) (日本語 HTML)
Deprecated - QD56: Explains where to find information on the PICT file format and warns against parsing a PICT file.
Carbon 1998-02-10
Creating Gray Scaled Images > 8 bits (HTML) (日本語 HTML)
Deprecated - QD51: Shows how to create gray-scaled images at resolutions greater than 8 bits for display.
Carbon 1997-11-17
Embedding ICC Profiles (HTML) (日本語 HTML)
CS06: Gives downloads for documents describing embedding ICC profiles in EPS, PICT, and TIFF files.
ColorSync 1996-02-09
Successful Call to NCWNewColorWorld (HTML) (日本語 HTML)
CS08: Explains the return value of NCWNewColorWorld and the CMWorldRef parameter as a valid return value when successful.
ColorSync 1996-02-09
Using Embedded EPS Profiles (HTML) (日本語 HTML)
CS09: Gives source on embedding ColorSync profiles in EPS as well as PICT and TIFF formats.
ColorSync 1996-02-09
Using qd and QDGlobals (HTML) (日本語 HTML)
Deprecated - QD40: Why a sample program compiled with SC may give the link error: undefined entry qd. Provides a solution.
Carbon 1996-02-09
Using Temporary Memory with OpenPicture (HTML)
Deprecated - QD20: Provides several techniques of causing OpenPicture to allocate temporary memory for a picture handle.
Carbon 1996-02-01
Converting RGB Colors to a Palette Index (HTML)
Deprecated - QD21: Explains how to convert RGB colors into the palette index created by an application.
Carbon 1995-09-15
Error -151 and NewGWorld (HTML)
Deprecated - QD18: Explains what the error code -151 means when in NewGWorld.
Carbon 1995-09-15
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.
Carbon 1995-09-15
Problem Getting PICTS to Display in Correct Colors (HTML)
Deprecated - QD24: Using a custom color table to get PICTs to display with the right colors in an offscreen GWorld.
Carbon 1995-09-15
Problem with PaintRgn on 256-color Screens (HTML)
Deprecated - QD23: PaintRgn with RGBForeColor and transfer mode addOver doesn't return color to original on 256-color-screens.
Carbon 1995-09-15
Problems Creating a Mask for a Picture (HTML)
Deprecated - QD27: Demonstrates creating a mask where the mask is 0 for pure white pixels and 1 everywhere else.
Carbon 1995-09-15
Spooling in or out of CompressPicture or CompressImage (HTML)
Deprecated - QD17: Recommends alternatives to spooling the results of CompressPicture or CompressImage to or from disk.
Carbon 1995-09-15
Window Manager and EraseRect (HTML)
Deprecated - QD26: Why WindowManager causes a flicker using EraseRect and provides a solution for this problem.
Carbon 1995-09-15
PCI Type 1 Cycles (HTML)
HW26: Describes the circumstances when the PowerMac generates a Configuration Type 1 command.
Hardware & Drivers 1995-07-15
Special Profile Sizes in ColorSync Manager (HTML)
CS03: Answers several questions on special profile sizes in ColorSync Manager and other efficiency issues.
ColorSync 1995-05-01