Inside Macintosh: Sound

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Contents

• About the Sound Manager
• Sound Data
• Square-Wave Data
• Wave-Table Data
• Sampled-Sound Data
• Sound Commands
• Sound Channels
• Sound Compression and Expansion
• Using the Sound Manager
• Managing Sound Channels
• Allocating Sound Channels
• Initializing Sound Channels
• Releasing Sound Channels
• Manipulating a Sound That Is Playing
• Stopping Sound Channels
• Pausing and Restarting Sound Channels
• Synchronizing Sound Channels
• Managing Sound Volumes
• Obtaining Sound-Related Information
• Obtaining Information About Available Sound Features
• Obtaining Version Information
• Testing for Multichannel Sound and Play-From-Disk Capabilities
• Obtaining Information About a Single Sound Channel
• Obtaining Information About All Sound Channels
• Determining and Changing the Status of the System Alert Sound
• Playing Notes
• Installing Voices Into Channels
• Looping a Sound Indefinitely
• Playing Sounds Asynchronously
• Using Callback Procedures
• Synchronizing Sound With Other Actions
• Managing an Asynchronous Play From Disk
• Playing Selections
• Managing Multiple Sound Channels
• Parsing Sound Resources and Sound Files
• Obtaining a Pointer to a Sound Header
• Playing Sounds Using Low-Level Routines
• Finding a Chunk in a Sound File
• Compressing and Expanding Sounds
• Using Double Buffers
• Setting Up Double Buffers
• Writing a Doubleback Procedure
• Sound Storage Formats
• Sound Resources
• The Format 1 Sound Resource
• The Format 2 Sound Resource
• Sound Files
• Chunk Organization and Data Types
• The Form Chunk
• The Format Version Chunk
• The Common Chunk
• The Sound Data Chunk
• Format of Entire Sound Files
• Sound Manager Reference
• Constants
• Gestalt Selector and Response Bits
• Channel Initialization Parameters
• Sound Command Numbers
• Chunk IDs
• Data Structures
• Sound Command Records
• Audio Selection Records
• Sound Channel Status Records
• Sound Manager Status Records
• Sound Channel Records
• Sound Header Records
• Extended Sound Header Records
• Compressed Sound Header Records
• Sound Double Buffer Header Records
• Sound Double Buffer Records
• Chunk Headers
• Form Chunks
• Format Version Chunks
• Common Chunks
• Extended Common Chunks
• Sound Data Chunks
• Version Records
• Leftover Blocks
• State Blocks
• Sound Manager Routines
• Playing Sound Resources
• SysBeep
• SndPlay
• Playing From Disk
• SndStartFilePlay
• SndPauseFilePlay
• SndStopFilePlay
• Allocating and Releasing Sound Channels
• SndNewChannel
• SndDisposeChannel
• Sending Commands to a Sound Channel
• SndDoCommand
• SndDoImmediate
• Obtaining Information
• SndSoundManagerVersion
• MACEVersion
• SndControl
• SndChannelStatus
• SndManagerStatus
• SndGetSysBeepState
• SndSetSysBeepState
• GetSoundHeaderOffset
• Controlling Volume Levels
• GetSysBeepVolume
• SetSysBeepVolume
• GetDefaultOutputVolume
• SetDefaultOutputVolume
• Compressing and Expanding Audio Data
• Comp3to1
• Comp6to1
• Exp1to3
• Exp1to6
• Managing Double Buffers
• SndPlayDoubleBuffer
• Performing Unsigned Fixed-Point Arithmetic
• UnsignedFixMulDiv
• Linking Modifiers to Sound Channels
• SndAddModifier
• Application-Defined Routines
• Completion Routines
• MyCompletionRoutine
• Callback Procedures
• MyCallbackProcedure
• Doubleback Procedures
• MyDoubleBackProc
• Resources
• The Sound Resource

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