Sigma FP User Manual page 134

When [Adobe RGB] is selected in [

[Color Space], "SDIM" of the file name is set to "_SDI", and "FP00" to
"_FP0".
File Numbering
The file numbering can be changed.
Continuous
(Default)
Auto Reset
CAUTION
When the folder number or file number reaches "999-9999", even if the

card or storage has sufficient space, the message [Unable to allocate
file number for still images...] is displayed, and it will not be possible to
take any more pictures. In such a case, replace the current card or
storage with a new one.
(CINE)
Movie data (MOV)
Folder
CINEMA
Movie data (CinemaDNG)
Folder
CINEMA
CinemaDNG consists of all still DNG data (extension: .DNG) in a sub

folder and a single audio file (extension: .WAV). To transfer a file, move
the entire sub folder that contains the file.
Camera ID
"A" (default) to "Z" are assigned to the camera ID.
134
Sequential numbers are assigned. If memory media
are changed, numbers will be passed on.
Once a memory medium is changed or initialized,
numbers are reset.
File Name / Number
A001_001_20190725.MOV
A001_999_20190725.MOV
Sub folder
A001_001
⁞
A001_999
SHOOT] → [Color Settings] →
⁞
File Name / Number
A001_001_20190725.WAV
A001_001_20190725_000001.DNG
A001_001_20190725_000002.DNG
⁞