Nx Media Server allows users to export video using HTTP-GET methods.
In API documentation one can find section called "Direct download" which describes a way to download certain piece of the archive.
Note! The archive piece must exist. I.e. if there's no recording for that time you won't get anything.
Fragment of a camera archive to download is identified by camera id, its start time position and duration. Fragment can be downloaded in mp4, mpjpeg, mpeg-2/ts (.mpegts), webm or Matroska (.mkv) format. In cases of webm or mpjpeg transcoding will be obligatorily performed.
The url to request is:
Note! Here's a link to guide to find camera id.
Start time should be in a form of a string containing time in milliseconds since epoch, or a local time formatted like
"YYYY-MM-DDTHH:mm:ss.zzz" - the format is auto-detected
Example of url:
Note! In this case fragment piece date and time should be specified according to Media Server Local Time.
Example of the same url using a milliseconds since epoch(Unix time) format for the pos parameter value:
P.S. One can get list of all existing archive pieces for certain camera with request(identified by duration and start position):
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