Understanding Video File Types: Codecs, Containers, and Outputs
TechSmith Camtasia
JULY 19, 2021
A container is the file that contains your video, audio streams, and any closed caption files as well. FLV, F4V, and SWF are flash video formats designed for Flash Player, but they’re commonly used to stream video on YouTube. These are smaller files that will load quickly and stream easily. Containers (file extensions).
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