diff options
Diffstat (limited to 'contrib/file/magic/Magdir/jpeg')
| -rw-r--r-- | contrib/file/magic/Magdir/jpeg | 106 |
1 files changed, 13 insertions, 93 deletions
diff --git a/contrib/file/magic/Magdir/jpeg b/contrib/file/magic/Magdir/jpeg index 1c7156f..cfe8973 100644 --- a/contrib/file/magic/Magdir/jpeg +++ b/contrib/file/magic/Magdir/jpeg @@ -1,6 +1,6 @@ #------------------------------------------------------------------------------ -# $File: jpeg,v 1.21 2014/09/12 20:47:00 christos Exp $ +# $File: jpeg,v 1.25 2015/01/02 16:56:50 christos Exp $ # JPEG images # SunOS 5.5.1 had # @@ -31,98 +31,9 @@ # Next, show thumbnail info, if it exists: >>18 byte !0 \b, thumbnail %dx >>>19 byte x \b%d - -# EXIF moved down here to avoid reporting a bogus version number, -# and EXIF version number printing added. -# - Patrik R=E5dman <patrik+file-magic@iki.fi> ->6 string Exif \b, EXIF standard -# Look for EXIF IFD offset in IFD 0, and then look for EXIF version tag in EXIF IFD. -# All possible combinations of entries have to be enumerated, since no looping -# is possible. And both endians are possible... -# The combinations included below are from real-world JPEGs. -# Little-endian ->>12 string II -# IFD 0 Entry #5: ->>>70 leshort 0x8769 -# EXIF IFD Entry #1: ->>>>(78.l+14) leshort 0x9000 ->>>>>(78.l+23) byte x %c ->>>>>(78.l+24) byte x \b.%c ->>>>>(78.l+25) byte !0x30 \b%c -# IFD 0 Entry #9: ->>>118 leshort 0x8769 -# EXIF IFD Entry #3: ->>>>(126.l+38) leshort 0x9000 ->>>>>(126.l+47) byte x %c ->>>>>(126.l+48) byte x \b.%c ->>>>>(126.l+49) byte !0x30 \b%c -# IFD 0 Entry #10 ->>>130 leshort 0x8769 -# EXIF IFD Entry #3: ->>>>(138.l+38) leshort 0x9000 ->>>>>(138.l+47) byte x %c ->>>>>(138.l+48) byte x \b.%c ->>>>>(138.l+49) byte !0x30 \b%c -# EXIF IFD Entry #4: ->>>>(138.l+50) leshort 0x9000 ->>>>>(138.l+59) byte x %c ->>>>>(138.l+60) byte x \b.%c ->>>>>(138.l+61) byte !0x30 \b%c -# EXIF IFD Entry #5: ->>>>(138.l+62) leshort 0x9000 ->>>>>(138.l+71) byte x %c ->>>>>(138.l+72) byte x \b.%c ->>>>>(138.l+73) byte !0x30 \b%c -# IFD 0 Entry #11 ->>>142 leshort 0x8769 -# EXIF IFD Entry #3: ->>>>(150.l+38) leshort 0x9000 ->>>>>(150.l+47) byte x %c ->>>>>(150.l+48) byte x \b.%c ->>>>>(150.l+49) byte !0x30 \b%c -# EXIF IFD Entry #4: ->>>>(150.l+50) leshort 0x9000 ->>>>>(150.l+59) byte x %c ->>>>>(150.l+60) byte x \b.%c ->>>>>(150.l+61) byte !0x30 \b%c -# EXIF IFD Entry #5: ->>>>(150.l+62) leshort 0x9000 ->>>>>(150.l+71) byte x %c ->>>>>(150.l+72) byte x \b.%c ->>>>>(150.l+73) byte !0x30 \b%c -# Big-endian ->>12 string MM -# IFD 0 Entry #9: ->>>118 beshort 0x8769 -# EXIF IFD Entry #1: ->>>>(126.L+14) beshort 0x9000 ->>>>>(126.L+23) byte x %c ->>>>>(126.L+24) byte x \b.%c ->>>>>(126.L+25) byte !0x30 \b%c -# EXIF IFD Entry #3: ->>>>(126.L+38) beshort 0x9000 ->>>>>(126.L+47) byte x %c ->>>>>(126.L+48) byte x \b.%c ->>>>>(126.L+49) byte !0x30 \b%c -# IFD 0 Entry #10 ->>>130 beshort 0x8769 -# EXIF IFD Entry #3: ->>>>(138.L+38) beshort 0x9000 ->>>>>(138.L+47) byte x %c ->>>>>(138.L+48) byte x \b.%c ->>>>>(138.L+49) byte !0x30 \b%c -# EXIF IFD Entry #5: ->>>>(138.L+62) beshort 0x9000 ->>>>>(138.L+71) byte x %c ->>>>>(138.L+72) byte x \b.%c ->>>>>(138.L+73) byte !0x30 \b%c -# IFD 0 Entry #11 ->>>142 beshort 0x8769 -# EXIF IFD Entry #4: ->>>>(150.L+50) beshort 0x9000 ->>>>>(150.L+59) byte x %c ->>>>>(150.L+60) byte x \b.%c ->>>>>(150.L+61) byte !0x30 \b%c +>6 string Exif \b, Exif standard: [ +>>12 indirect/r x +>>12 string x \b] # Jump to the first segment >(4.S+4) use jpeg_segment @@ -158,6 +69,12 @@ >0 beshort 0xFFC4 >>(2.S+2) use jpeg_segment +>0 beshort 0xFFE1 +#>>(2.S+2) use jpeg_segment +>>4 string Exif \b, Exif Standard: [ +>>>10 indirect/r x +>>>10 string x \b] + # Application specific markers >0 beshort&0xFFE0 =0xFFE0 >>(2.S+2) use jpeg_segment @@ -170,6 +87,9 @@ >0 beshort&0xFFD0 =0xFFD0 >>(2.S+2) use jpeg_segment +#>0 beshort x unknown 0x%x +#>>(2.S+2) use jpeg_segment + # HSI is Handmade Software's proprietary JPEG encoding scheme 0 string hsi1 JPEG image data, HSI proprietary |
