diff options
Diffstat (limited to 'magic/Magdir/jpeg')
| -rw-r--r-- | magic/Magdir/jpeg | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/magic/Magdir/jpeg b/magic/Magdir/jpeg index cfe8973..57adb1e 100644 --- a/magic/Magdir/jpeg +++ b/magic/Magdir/jpeg @@ -1,6 +1,6 @@ #------------------------------------------------------------------------------ -# $File: jpeg,v 1.25 2015/01/02 16:56:50 christos Exp $ +# $File: jpeg,v 1.31 2017/03/17 21:35:28 christos Exp $ # JPEG images # SunOS 5.5.1 had # @@ -12,7 +12,8 @@ 0 beshort 0xffd8 JPEG image data !:mime image/jpeg !:apple 8BIMJPEG -!:strength +2 +!:strength *3 +!:ext jpeg/jpg/jpe/jfif >6 string JFIF \b, JFIF standard # The following added by Erik Rossen <rossen@freesurf.ch> 1999-09-06 # in a vain attempt to add image size reporting for JFIF. Note that these @@ -41,7 +42,8 @@ # This uses recursion... 0 name jpeg_segment >0 beshort 0xFFFE ->>(2.S+2) use jpeg_segment +# Recursion handled by FFE0 +#>>(2.S+2) use jpeg_segment >>2 pstring/HJ x \b, comment: "%s" >0 beshort 0xFFC0 @@ -51,14 +53,14 @@ >>5 beshort x \b%d >>9 byte x \b, frames %d ->0 beshort 0xFFC1 +>0 beshort 0xFFC1 >>(2.S+2) use jpeg_segment >>4 byte x \b, extended sequential, precision %d >>7 beshort x \b, %dx >>5 beshort x \b%d >>9 byte x \b, frames %d ->0 beshort 0xFFC2 +>0 beshort 0xFFC2 >>(2.S+2) use jpeg_segment >>4 byte x \b, progressive, precision %d >>7 beshort x \b, %dx @@ -69,10 +71,11 @@ >0 beshort 0xFFC4 >>(2.S+2) use jpeg_segment ->0 beshort 0xFFE1 +>0 beshort 0xFFE1 +# Recursion handled by FFE0 #>>(2.S+2) use jpeg_segment >>4 string Exif \b, Exif Standard: [ ->>>10 indirect/r x +>>>10 indirect/r x >>>10 string x \b] # Application specific markers @@ -85,7 +88,8 @@ # D9: End of image # Dn: Restart >0 beshort&0xFFD0 =0xFFD0 ->>(2.S+2) use jpeg_segment +>>0 beshort&0xFFE0 !0xFFE0 +>>>(2.S+2) use jpeg_segment #>0 beshort x unknown 0x%x #>>(2.S+2) use jpeg_segment @@ -113,3 +117,10 @@ # From: Mathieu Malaterre <mathieu.malaterre@gmail.com> 0 belong 0xff4fff51 JPEG 2000 codestream 45 beshort 0xff52 + +# JPEG extended range +0 string \x49\x49\xbc +>3 byte 1 +>>4 lelong%2 0 JPEG-XR +!:mime image/jxr +!:ext jxr |