AVI Overview

Package Name

DvmAvi

Description

DvmAvi provides an interface for video encoding/decoding using the Video for Windows API.  Since it uses Video for Windows, this package will only work on the Win32 platform.

Abstractions

The two main abstractions for AVI package are AviFile and AviStream. AviFile is the abstraction for a file in AVI format (analogous to MPEG system stream), which can consists on more than one stream. AviStream is the anstraction for individual streams inside the AVI file.

A set of AviFrame interface is also provided to operate on AVI video stream on frame by frame basis. This includes reading, writing, skipping, rewind, seek and tell.

Audio is not supported yet.

Detail Specification

Tcl specification
C API specification

Dependencies

Needs DvmBasic

Examples

• Decoding AVI file to a series of PPM [ tcl | C ]
• Converting MPEG into an AVI file [ tcl | C ]

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