Difference between revisions of "Phtcache.bin"

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| 0x16
 
| 0x16
 
| 0x2
 
| 0x2
| Unknown, usually value 0x18?
+
| Size of this header, must be >=0x18(this is always value 0x18).
 
|-
 
|-
 
| 0x18
 
| 0x18
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| Pictures Property, index refereed by 3DS Camera
 
| Pictures Property, index refereed by 3DS Camera
 
|}
 
|}
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The phtcache.bin actual filesize must be at least the following size: hdrsizefield + totalstoredentries*0x98.
  
 
== Pictures Property ==
 
== Pictures Property ==

Revision as of 00:34, 7 November 2013

File Header

Offset Size Description
0x0 0x8 Always "1UJQ00_1"
0x8 0x4 Number of Pictures + 1
0xC 0x2 Total number of photo entries(including unused entries) stored here, this is normally value 3000.
0xE 0x2 This u16 must be < 2, this is normally value 1.
0x10 0x2 Unknown, normally value zero.
0x12 0x2 Total number of photos(used entries), excluding 2D dups.
0x14 0x2 CRC16 over the entire file with this CRC field set to zero when calculating the CRC, with initialval=0 and polynomial=0xA001.
0x16 0x2 Size of this header, must be >=0x18(this is always value 0x18).
0x18 0x98 * Number of Pictures Pictures Property, index refereed by 3DS Camera

The phtcache.bin actual filesize must be at least the following size: hdrsizefield + totalstoredentries*0x98.

Pictures Property

Offset Size Description
0x0 0x04 Null-terminated file extension: MPO, JPG, or AVI.
0x4 0x8 Image file name, without the extension.
0xC 0x8 Directory name under the DCIM directory.
0x14 0x4 Time taken based on "DS epoch" (start of 1/1/2000) (UNIX+946684800)
0x1C 0x4 Time last viewed?
0x24 0x4 ?
0x28 0x4 ?
0x2C 0x4 ?
0x30 0x4 ?
0x34 0x4 ?
0x38 0x4 ?
0x3C 0x4 ?
0x40 0x4 File size