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movie2avi - Create Audio/Video Interleaved (AVI) movie from MATLAB movie

Syntax

movie2avi(mov, filename)
movie2avi(mov, filename, param, value, param, value...)

Description

movie2avi(mov, filename) creates the AVI movie filename from the MATLAB movie mov. The filename input is a string enclosed in single quotes.

movie2avi(mov, filename, param, value, param, value...) creates the AVI movie filename from the MATLAB movie mov using the specified parameter settings.

Parameter

Value

Default

'colormap'

An m-by-3 matrix defining the colormap to be used for indexed AVI movies, where m must be no greater than 256 (236 if using Indeo compression).

This parameter can be specified only when the 'compression' parameter is set to 'MSVC', 'RLE', or 'None'

There is no default colormap.

'compression'

A text string specifying the compression codec to use.

On Microsoft Windows operating systems:

  • 'Indeo3'

  • 'Indeo5'

  • 'Cinepak'

  • 'MSVC'

  • 'RLE'

  • 'None'

  • To use a custom compression codec on Windows systems, specify the four-character code that identifies the codec (typically included in the codec documentation). The movie2avi function reports an error if it can not find the specified custom compressor.

On UNIX operating systems:

  • 'None'

'Indeo5' on Windows systems.

'None' on UNIX systems.

'fps'

A scalar value specifying the speed of the AVI movie in frames per second (fps).

15 fps

'keyframe'

For compressors that support temporal compression, this is the number of key frames per second.

2.1429 key frames per second.

'quality'

A number between 0 and 100 the specifies the desired quality of the output. Higher numbers result in higher video quality and larger file sizes. Lower numbers result in lower video quality and smaller file sizes. This parameter has no effect on uncompressed movies.

75

'videoname'

A descriptive name for the video stream. This parameter must be no greater than 64 characters long.

The default is the filename.

See Also

avifile, mmreader, mmfileinfo, movie

  


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