VideoFrameMap

applies f to each frame of the Video object video, returning a new Video object.

applies f to non-overlapping partitions of n video frames.

applies f to partitions with offset d.

Details and Options

VideoFrameMap is also known as a video filter.
VideoFrameMap is typically used to improve video quality or modify video content, including noise reduction, brightness adjustments, video stabilization, stylization and more.

VideoFrameMap returns a new Video object whose frames are the results of f applied to each video frame or partition of video frames.
VideoFrameMap places the new video under the "Video" directory in $WolframDocumentsDirectory.
The function f should return an image for each frame or partition of frames.
Frame variables n and d can be given as a scalar specifying the number of frames or a time Quantity object.
VideoFrameMap supports video containers and codecs specified by $VideoEncoders and $VideoDecoders.
The following options can be given:

AudioEncoding	Automatic	audio encoding to use
CompressionLevel	0.2	compression level to use
FrameRate	Automatic	the frame rate to use
Padding	"Fixed"	padding scheme to use at the end
VideoEncoding	Automatic	video encoding to use

open allclose all

Negate all frames in a video:

Blur a video over time by blending consecutive frames:

Compute the difference between consecutive frames:

Compute the differences:

Introduced in 2020

(12.1)

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