VideoWriter.getProfiles
Profiles and file formats that VideoWriter
supports
Description
Examples
Get Profile Information
View available profiles and get specific information about the 'Uncompressed AVI'
profile.
View profiles that VideoWriter
supports.
profiles = VideoWriter.getProfiles()
Summary of installed VideoWriter profiles: Name Description ---------------- ----------------------------------------------------------------------- Archival Video file compression with JPEG 2000 codec with lossless mode enabled. Grayscale AVI An AVI file with Grayscale Video Data Indexed AVI An AVI file with Indexed Video Data Motion JPEG 2000 Video file compression with JPEG 2000 codec. Motion JPEG AVI An AVI file with Motion JPEG compression Uncompressed AVI An AVI file with uncompressed RGB24 video data
Find the index number for the 'Uncompressed AVI'
profile.
uncompAVI = find(ismember({profiles.Name},'Uncompressed AVI'));
View the properties of the 'Uncompressed AVI'
profile.
profiles(uncompAVI)
audiovideo.writer.ProfileInfo ProfileInfo Properties: Name: 'Uncompressed AVI' Description: 'An AVI file with uncompressed RGB24 video data' FileExtensions: {'.avi'} ColorChannels: 3 FrameRate: 30 VideoBitsPerPixel: 24 VideoCompressionMethod: 'None' VideoFormat: 'RGB24'
Get the file extensions associated with the profile.
ext = profiles(uncompAVI).FileExtensions
ext = 1x1 cell array
{'.avi'}
Output Arguments
profiles
— Supported profiles and video file formats
array of audiovideo.writer.ProfileInfo
objects
Supported profiles and video file formats, returned as an array
of audiovideo.writer.ProfileInfo
objects, which
have the following read-only properties.
Property | Description |
---|---|
| Character vector indicating the profile name, such as |
| Character vector indicating the description of the profile. |
| Cell array of character vectors containing file extensions supported by the file format. |
| Number of color channels in each output video frame. |
| Number greater than 1 that specifies the target ratio
between the number of bytes in the input image and the number of bytes
in the compressed image. Only applies to objects associated with Motion
JPEG 2000 files. Default: |
| Rate of playback for the video in frames per second.
Default: |
| Boolean value (logical |
| Number of least-significant bits in the input image data, from 1 to 16. Applied only to objects associated with Motion JPEG 2000 files. |
| Number from 0 through 100. Higher values correspond to
higher quality video and larger files. Only applies to objects associated
with the |
| Number of bits per pixel in each output video frame. |
| Character vector indicating the type of video compression,
such as |
| Character vector indicating the MATLAB® representation
of the video format, such as |
Version History
Introduced in R2010b
See Also
MATLAB 명령
다음 MATLAB 명령에 해당하는 링크를 클릭했습니다.
명령을 실행하려면 MATLAB 명령 창에 입력하십시오. 웹 브라우저는 MATLAB 명령을 지원하지 않습니다.
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