Canon PowerShot S1 IS User Manual (en)

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Memory Card Folder Structure
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Memory Card Folder Structure
The images on a memory card are placed in the [DCIM] folder in subfolders labeled 
[xxxCANON], where the “xxx” represents a number in the range 100 - 998. 
• *Files with the THM extension are the thumbnail image files for the camera’s index replay 
mode.
• The “xxxx” in file names represent four-digit numbers.
• **Each successive file shot in Stitch Assist mode is assigned a letter starting from “A,” which 
is inserted as the third digit in the name. i.e. [STA_0001.JPG], [STB_0002.JPG], 
[STC_0003.JPG]...
• All folders except the “xxxCANON” folders contain image settings files. Do not open or delete 
them.
IMG_xxxx.JPG (JPEG format images)
_MG_xxxx.JPG (JPEG format images recorded in 
the Adobe RGB color space)
CRW_xxxx.CRW (RAW format images)
_RW_xxxx.CRW (RAW format images recorded in 
the Adobe RGB color space)
CRW_xxxx.THM*
STx_xxxx.JPG** (Stitch Assist mode images)
MVI_xxxx.AVI (Movies)
MVI_xxxx.THM*
SND_xxxx.WAV (Sound annotation)
The folder that holds the settings files for 
images in the DCIM folder.
The folder created when DPOF settings are set. 
It holds the DPOF settings files.
DCIM
MISC
xxxCANON
CANONMSC