Thumbnail extractor sample using libvlc4

Problem to solve

Make a sample that extracts all frames from a video as fast as possible and store them as thumbnails.

Intended users

Reaserchers or video analysts that need to analyze video, frame by frame.

Proposal

Use the new API in libvlc 4 to make a sample similar to "Preview thumbnail extractor" https://code.videolan.org/mfkl/libvlcsharp-samples/tree/master/PreviewThumbnailExtractor.Skia

Documentation

Source code.