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H.265 RAW video
File type: Digital video and movie file
Files with hm91 file extension are related to the compression video format called H.265 / HEVC. An hm91 file stores H.265 RAW video data.
File type category:
Digital video and movie file
Date updated: July 13, 2025
The hm91 file extension is associated with the H.265 / HEVC (High Efficiency Video Coding) video compression file format introduced in 2013.
It supports resolutions up to 8192×4320, including 8K UHD and improved improved video quality at the same bit rate than its predecessor known as H.264.
The hm91 file contains RAW video data encoded with H.265.
Use compatible tools to playback *.hm91 files.
Probably can be exported to other formats.
Apps designed for playing hm91 files:
Microsoft Windows
Apple macOS / Mac OS X
Linux/Unix
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