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. This format file was developed by Microsoft for the Windows Media Player. YouTube supports WMV , and Apple users can view these videos, but they must download Windows Media Player for Apple. Containers (file extensions).
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