1993 Special 1995

Multimedia programming 1994

text on archive.org (DVD)

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Editorial

[author : Michael Floyd] #Edito

TABLE OF CONTENTS

FEATURES

Morphing on Your PC

[author : Scott Anderson]

Scott examines the history and mathematics behind morphing and includes three utility programs that let you run full-screen animated morphs on your PC.

Digital Video File Formats

[author : Mark Florence]

How can you harness the power of desktop digital video? For starters, by having a grasp of file formats such as Apple's QuickTime and Microsoft's Video for Windows.

Compressing Waveform Audio Files

[author : Neil G. Rowland, Jr.]

Neil presents a C++ class library that uses low-level waveform services for signal processing, compressing waveform files to about half the original size.

Multimedia Audio Systems

[author : John Ratcliff]

An audio-industry expert examines where we are and where we're going when it comes to multimedia sound systems, focusing on general-MIDI implementations.

Inside OS/2 Software Motion Video

[author : Les Wilson]

Les analyzes how OS/2's Multimedia Presentation Manager uses multiple threads for full-motion video synchronization.

Programming the QUANTUMdsp

[author : Charles A. Mirho]

The QUANTUMdsp board lets you download microcode from disk files, thereby redefining the QUANTUMdsp's functionality on-the-fly.

Animation with the Windows GDI

[author : Joe Sam Shirah]

Joe Sam presents techniques for bitblts and screen repainting that let you create smoother, faster animations.

Writing a Multimedia App in Liana

[author : Jack Krupansky]

Jack describes a large multimedia application he wrote using the Liana programming system.

The VESA BIOS Audio Interface

[author : Doug Cody]

The VESA BIOS Extension/Audio Interface (VBE/AI) provides a standard software interface for audio, similar to the VGA BIOS for video.

DSP and Audio Compression

[author : Jay B. Reimer]

Jay explores the various audio-compression techniques and describes how DSPs can be used for higher performance in multimedia systems.

Build Your Own RS-232 Sound System

[author : Dennis Cronin]

Using the tricks Dennis presents here, you can use your PC's RS-232 port to produce serviceable audio from an attached speaker.