ConstantVideo

generates a one-second video with a constant frame image.

generates a video for the duration dur.

Details and Options

ConstantVideo can be used to generate a video from a constant image. It is typically used to convert audio to a video with constant background or as title frames in between other videos.

Each image_i can be an Image, a Graphics object or a File object linking to an image file.
The duration specification dur can be any of the following:
dur time given in seconds

Quantity[dur,"Seconds"] time given in seconds or any compatible unit

Quantity[n,"Frames"] time given as a number of frames
By default, SlideShowVideo places the new video under the "Video" directory in $WolframDocumentsDirectory.
The following options are supported:

BitRate	Automatic	approximate bit rate to use
CompressionLevel	Automatic	compression level to use
FrameRate	30	the frame rate to use
GeneratedAssetFormat	Automatic	the file format of the result
GeneratedAssetLocation	$GeneratedAssetLocation	the location of the result
OverwriteTarget	False	whether to overwrite an existing file
RasterSize	Automatic	the raster size used to rasterize expressions
VideoEncoding	Automatic	video encoding to use
VideoTransparency	False	whether the output video should have a transparency channel

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Create a constant black image:

Create a constant title image:

Create a constant video from an image:

Create a constant video from a color:

Create a constant video from a Graphics object:

Combine audio with a constant image:

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	dur	time given in seconds
	Quantity[dur,"Seconds"]	time given in seconds or any compatible unit
	Quantity[n,"Frames"]	time given as a number of frames