head 1.9; access; symbols netbsd-11-0-RC6:1.8 netbsd-11-0-RC5:1.8 FILE5_48:1.1.1.13 netbsd-11-0-RC4:1.8 netbsd-11-0-RC3:1.8 netbsd-11-0-RC2:1.8 netbsd-11-0-RC1:1.8 perseant-exfatfs-base-20250801:1.8 netbsd-11:1.8.0.4 netbsd-11-base:1.8 netbsd-10-1-RELEASE:1.7 perseant-exfatfs-base-20240630:1.8 perseant-exfatfs:1.8.0.2 perseant-exfatfs-base:1.8 netbsd-8-3-RELEASE:1.4 netbsd-9-4-RELEASE:1.5 netbsd-10-0-RELEASE:1.7 netbsd-10-0-RC6:1.7 netbsd-10-0-RC5:1.7 netbsd-10-0-RC4:1.7 netbsd-10-0-RC3:1.7 netbsd-10-0-RC2:1.7 netbsd-10-0-RC1:1.7 FILE5_45:1.1.1.12 netbsd-10:1.7.0.2 netbsd-10-base:1.7 FILE5_43:1.1.1.11 netbsd-9-3-RELEASE:1.5 cjep_sun2x-base1:1.6 cjep_sun2x:1.6.0.4 cjep_sun2x-base:1.6 cjep_staticlib_x-base1:1.6 netbsd-9-2-RELEASE:1.5 cjep_staticlib_x:1.6.0.2 cjep_staticlib_x-base:1.6 FILE5_40:1.1.1.10 netbsd-9-1-RELEASE:1.5 FILE5_39:1.1.1.9 phil-wifi-20200421:1.5 phil-wifi-20200411:1.5 is-mlppp:1.5.0.4 is-mlppp-base:1.5 phil-wifi-20200406:1.5 netbsd-8-2-RELEASE:1.4 netbsd-9-0-RELEASE:1.5 netbsd-9-0-RC2:1.5 FILE5_38:1.1.1.9 netbsd-9-0-RC1:1.5 phil-wifi-20191119:1.5 netbsd-9:1.5.0.2 netbsd-9-base:1.5 phil-wifi-20190609:1.5 netbsd-8-1-RELEASE:1.4 FILE5_37:1.1.1.9 netbsd-8-1-RC1:1.4 pgoyette-compat-merge-20190127:1.4.8.1 pgoyette-compat-20190127:1.5 pgoyette-compat-20190118:1.5 pgoyette-compat-1226:1.5 pgoyette-compat-1126:1.5 pgoyette-compat-1020:1.5 FILE5_35:1.1.1.9 pgoyette-compat-0930:1.4 pgoyette-compat-0906:1.4 netbsd-7-2-RELEASE:1.1.1.4 pgoyette-compat-0728:1.4 netbsd-8-0-RELEASE:1.4 phil-wifi:1.4.0.10 phil-wifi-base:1.4 pgoyette-compat-0625:1.4 netbsd-8-0-RC2:1.4 pgoyette-compat-0521:1.4 pgoyette-compat-0502:1.4 pgoyette-compat-0422:1.4 netbsd-8-0-RC1:1.4 FILE5_33:1.1.1.8 pgoyette-compat-0415:1.4 pgoyette-compat-0407:1.4 pgoyette-compat-0330:1.4 pgoyette-compat-0322:1.4 pgoyette-compat-0315:1.4 netbsd-7-1-2-RELEASE:1.1.1.4 pgoyette-compat:1.4.0.8 pgoyette-compat-base:1.4 netbsd-7-1-1-RELEASE:1.1.1.4 matt-nb8-mediatek:1.4.0.6 matt-nb8-mediatek-base:1.4 FILE5_32:1.1.1.8 perseant-stdc-iso10646:1.4.0.4 perseant-stdc-iso10646-base:1.4 netbsd-8:1.4.0.2 netbsd-8-base:1.4 FILE5_31:1.1.1.8 prg-localcount2-base3:1.3 prg-localcount2-base2:1.3 prg-localcount2-base1:1.3 prg-localcount2:1.3.0.2 prg-localcount2-base:1.3 pgoyette-localcount-20170426:1.3 bouyer-socketcan-base1:1.3 pgoyette-localcount-20170320:1.3 netbsd-7-1:1.1.1.4.0.16 netbsd-7-1-RELEASE:1.1.1.4 netbsd-7-1-RC2:1.1.1.4 FILE5_30:1.1.1.7 netbsd-7-nhusb-base-20170116:1.1.1.4 bouyer-socketcan:1.2.0.4 bouyer-socketcan-base:1.2 pgoyette-localcount-20170107:1.2 netbsd-7-1-RC1:1.1.1.4 pgoyette-localcount-20161104:1.2 netbsd-7-0-2-RELEASE:1.1.1.4 localcount-20160914:1.2 netbsd-7-nhusb:1.1.1.4.0.14 netbsd-7-nhusb-base:1.1.1.4 pgoyette-localcount-20160806:1.2 pgoyette-localcount-20160726:1.2 pgoyette-localcount:1.2.0.2 pgoyette-localcount-base:1.2 netbsd-7-0-1-RELEASE:1.1.1.4 netbsd-7-0:1.1.1.4.0.12 netbsd-7-0-RELEASE:1.1.1.4 netbsd-7-0-RC3:1.1.1.4 netbsd-7-0-RC2:1.1.1.4 netbsd-7-0-RC1:1.1.1.4 FILE5_22:1.1.1.6 FILE5_20:1.1.1.5 netbsd-6-0-6-RELEASE:1.1.1.2 netbsd-6-1-5-RELEASE:1.1.1.2 netbsd-7:1.1.1.4.0.10 netbsd-7-base:1.1.1.4 FILE5_19:1.1.1.4 yamt-pagecache-base9:1.1.1.4 yamt-pagecache-tag8:1.1.1.2.4.1 netbsd-6-1-4-RELEASE:1.1.1.2 netbsd-6-0-5-RELEASE:1.1.1.2 tls-earlyentropy:1.1.1.4.0.8 tls-earlyentropy-base:1.1.1.4 riastradh-xf86-video-intel-2-7-1-pre-2-21-15:1.1.1.4 riastradh-drm2-base3:1.1.1.4 netbsd-6-1-3-RELEASE:1.1.1.2 netbsd-6-0-4-RELEASE:1.1.1.2 FILE5_16:1.1.1.4 netbsd-6-1-2-RELEASE:1.1.1.2 netbsd-6-0-3-RELEASE:1.1.1.2 netbsd-6-1-1-RELEASE:1.1.1.2 riastradh-drm2-base2:1.1.1.4 riastradh-drm2-base1:1.1.1.4 riastradh-drm2:1.1.1.4.0.6 riastradh-drm2-base:1.1.1.4 netbsd-6-1:1.1.1.2.0.14 netbsd-6-0-2-RELEASE:1.1.1.2 netbsd-6-1-RELEASE:1.1.1.2 khorben-n900:1.1.1.4.0.4 netbsd-6-1-RC4:1.1.1.2 netbsd-6-1-RC3:1.1.1.2 agc-symver:1.1.1.4.0.2 agc-symver-base:1.1.1.4 FILE5_14:1.1.1.4 netbsd-6-1-RC2:1.1.1.2 netbsd-6-1-RC1:1.1.1.2 yamt-pagecache-base8:1.1.1.3 FILE_5_12:1.1.1.3 netbsd-6-0-1-RELEASE:1.1.1.2 yamt-pagecache-base7:1.1.1.2 matt-nb6-plus-nbase:1.1.1.2 yamt-pagecache-base6:1.1.1.2 netbsd-6-0:1.1.1.2.0.12 netbsd-6-0-RELEASE:1.1.1.2 netbsd-6-0-RC2:1.1.1.2 tls-maxphys:1.1.1.2.0.10 tls-maxphys-base:1.1.1.4 matt-nb6-plus:1.1.1.2.0.8 matt-nb6-plus-base:1.1.1.2 netbsd-6-0-RC1:1.1.1.2 yamt-pagecache-base5:1.1.1.2 yamt-pagecache-base4:1.1.1.2 FILE5_11:1.1.1.2 netbsd-6:1.1.1.2.0.6 netbsd-6-base:1.1.1.2 yamt-pagecache-base3:1.1.1.2 yamt-pagecache-base2:1.1.1.2 yamt-pagecache:1.1.1.2.0.4 yamt-pagecache-base:1.1.1.2 FILE5_09:1.1.1.2 cherry-xenmp:1.1.1.2.0.2 cherry-xenmp-base:1.1.1.2 FILE5_07:1.1.1.2 bouyer-quota2-nbase:1.1.1.1 bouyer-quota2:1.1.1.1.0.4 bouyer-quota2-base:1.1.1.1 matt-mips64-premerge-20101231:1.1.1.1 matt-premerge-20091211:1.1.1.1 jym-xensuspend-base:1.1.1.1 jym-xensuspend:1.1.1.1.0.2 jym-xensuspend-nbase:1.1.1.1 FILE5_03:1.1.1.1 CHRISTOS:1.1.1; locks; strict; comment @# @; 1.9 date 2026.06.10.20.54.16; author christos; state Exp; branches; next 1.8; commitid 7mUHk6JZASLAkiJG; 1.8 date 2023.08.18.19.00.10; author christos; state Exp; branches; next 1.7; commitid MBLVQLzqzmQ7IiBE; 1.7 date 2022.09.24.20.21.46; author christos; state Exp; branches; next 1.6; commitid zJ5LoIcubBSIH9VD; 1.6 date 2021.04.09.19.11.41; author christos; state Exp; branches; next 1.5; commitid hKe2GL3vw8SVrEOC; 1.5 date 2018.10.19.00.11.48; author christos; state Exp; branches; next 1.4; commitid rS69r6X9WBZwavWA; 1.4 date 2017.05.25.00.11.26; author christos; state Exp; branches 1.4.8.1 1.4.10.1; next 1.3; commitid FQJOXzdL3jIJCHSz; 1.3 date 2017.02.10.17.53.24; author christos; state Exp; branches; next 1.2; commitid bl2PZy94aycnQqFz; 1.2 date 2015.01.02.23.27.46; author christos; state Exp; branches 1.2.2.1 1.2.4.1; next 1.1; commitid ouHhFNkax9eCrv4y; 1.1 date 2009.05.08.16.35.09; author christos; state Exp; branches 1.1.1.1; next ; 1.4.8.1 date 2018.10.20.06.58.20; author pgoyette; state Exp; branches; next ; commitid mTSoqZEZ4arHnFWA; 1.4.10.1 date 2019.06.10.21.44.46; author christos; state Exp; branches; next ; commitid jtc8rnCzWiEEHGqB; 1.2.2.1 date 2017.03.20.06.52.19; author pgoyette; state Exp; branches; next ; commitid jjw7cAwgyKq7RfKz; 1.2.4.1 date 2017.04.21.16.51.24; author bouyer; state Exp; branches; next ; commitid dUG7nkTKALCadqOz; 1.1.1.1 date 2009.05.08.16.35.09; author christos; state Exp; branches 1.1.1.1.2.1; next 1.1.1.2; 1.1.1.2 date 2011.05.12.20.47.02; author christos; state Exp; branches 1.1.1.2.4.1 1.1.1.2.10.1; next 1.1.1.3; 1.1.1.3 date 2013.01.03.16.27.54; author christos; state Exp; branches; next 1.1.1.4; 1.1.1.4 date 2013.03.23.15.49.18; author christos; state Exp; branches; next 1.1.1.5; 1.1.1.5 date 2014.10.10.20.08.22; author christos; state Exp; branches; next 1.1.1.6; commitid pfOzhE33qnut2HTx; 1.1.1.6 date 2015.01.02.20.34.28; author christos; state Exp; branches; next 1.1.1.7; commitid VjK78yRsQNs8uu4y; 1.1.1.7 date 2017.02.10.17.42.58; author christos; state Exp; branches; next 1.1.1.8; commitid HAP3kn9Hn6ovMqFz; 1.1.1.8 date 2017.05.24.23.59.57; author christos; state Exp; branches; next 1.1.1.9; commitid WbyOU2LBE5qOyHSz; 1.1.1.9 date 2018.10.18.23.54.09; author christos; state Exp; branches; next 1.1.1.10; commitid e8WctwerBeEm4vWA; 1.1.1.10 date 2021.04.09.18.58.02; author christos; state Exp; branches; next 1.1.1.11; commitid W9ddLLbSkHHinEOC; 1.1.1.11 date 2022.09.24.20.07.54; author christos; state Exp; branches; next 1.1.1.12; commitid Nf6F9kcpc0EPC9VD; 1.1.1.12 date 2023.08.18.18.36.50; author christos; state Exp; branches; next 1.1.1.13; commitid IX26ghc1E2S0AiBE; 1.1.1.13 date 2026.06.10.15.59.14; author christos; state Exp; branches; next ; commitid 3UWc0DrzTz7bHgJG; 1.1.1.1.2.1 date 2009.05.08.16.35.09; author jym; state dead; branches; next 1.1.1.1.2.2; 1.1.1.1.2.2 date 2009.05.13.18.51.56; author jym; state Exp; branches; next ; 1.1.1.2.4.1 date 2013.01.23.00.04.35; author yamt; state Exp; branches; next 1.1.1.2.4.2; 1.1.1.2.4.2 date 2014.05.22.15.44.59; author yamt; state Exp; branches; next ; commitid tYJXbWAuFvTh7yBx; 1.1.1.2.10.1 date 2013.02.25.00.26.06; author tls; state Exp; branches; next 1.1.1.2.10.2; 1.1.1.2.10.2 date 2013.06.23.06.26.32; author tls; state Exp; branches; next ; commitid OnlO1cBgtQRcIHUw; desc @@ 1.9 log @merge changes between file-5.45 and file-5.48 @ text @ #------------------------------------------------------------------------------ # $File: jpeg,v 1.40 2024/11/10 00:26:35 christos Exp $ # JPEG images # SunOS 5.5.1 had # # 0 string \377\330\377\340 JPEG file # 0 string \377\330\377\356 JPG file # # both of which turn into "JPEG image data" here. # 0 belong 0xffd8fff7 JPEG-LS image data !:mime image/jls !:ext jls >0 use jpeg 0 belong&0xffffff00 0xffd8ff00 JPEG image data !:mime image/jpeg !:apple 8BIMJPEG !:strength *3 !:ext jpeg/jpg/jpe/jfif >0 use jpeg 0 name jpeg >6 string JFIF \b, JFIF standard # The following added by Erik Rossen 1999-09-06 # in a vain attempt to add image size reporting for JFIF. Note that these # tests are not fool-proof since some perfectly valid JPEGs are currently # impossible to specify in magic(4) format. # First, a little JFIF version info: >>11 byte x \b %d. >>12 byte x \b%02d # Next, the resolution or aspect ratio of the image: >>13 byte 0 \b, aspect ratio >>13 byte 1 \b, resolution (DPI) >>13 byte 2 \b, resolution (DPCM) >>14 ubeshort x \b, density %ux >>16 ubeshort x \b%u >>4 ubeshort x \b, segment length %u # Next, show thumbnail info, if it exists: >>18 byte !0 \b, thumbnail %ux >>>19 byte x \b%u >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 # This uses recursion... 0 name jpeg_segment >0 beshort 0xFFFE # Recursion handled by FFE0 #>>(2.S+2) use jpeg_segment >>2 pstring/HJ x \b, comment: "%s" >0 beshort 0xFFC0 >>(2.S+2) use jpeg_segment >>4 byte x \b, baseline, precision %d >>7 ubeshort x \b, %ux >>5 ubeshort x \b%u >>9 byte x \b, components %d >0 beshort 0xFFC1 >>(2.S+2) use jpeg_segment >>4 byte x \b, extended sequential, precision %d >>7 ubeshort x \b, %ux >>5 ubeshort x \b%u >>9 byte x \b, components %d >0 beshort 0xFFC2 >>(2.S+2) use jpeg_segment >>4 byte x \b, progressive, precision %d >>7 ubeshort x \b, %ux >>5 ubeshort x \b%u >>9 byte x \b, components %d # Define Huffman Tables >0 beshort 0xFFC4 >>(2.S+2) use jpeg_segment >0 beshort 0xFFE1 # Recursion handled by FFE0 #>>(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 # DB: Define Quantization tables # DD: Define Restart interval [XXX: wrong here, it is 4 bytes] # D8: Start of image # D9: End of image # Dn: Restart >0 beshort&0xFFD0 =0xFFD0 >>0 beshort&0xFFE0 !0xFFE0 >>>(2.S+2) use jpeg_segment #>0 beshort x unknown %#x #>>(2.S+2) use jpeg_segment # HSI is Handmade Software's proprietary JPEG encoding scheme # Update: Joerg Jenderek # URL: http://fileformats.archiveteam.org/wiki/HSI_JPEG # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-hsi1.trid.xml # Note: called by TrID "HSI JPEG bitmap" 0 string hsi1 JPEG image data, HSI proprietary #!:mime application/octet-stream !:mime image/x-hsi !:ext hsi/jpg # From: David Santinoli 0 string \x00\x00\x00\x0C\x6A\x50\x20\x20\x0D\x0A\x87\x0A JPEG 2000 # delete from ./animation (version 1.87) with jP (=6A50h) magic at offset 4 # From: Johan van der Knijff # Added sub-entries for JP2, JPX, JPM and MJ2 formats; added mimetypes # https://github.com/bitsgalore/jp2kMagic # # Now read value of 'Brand' field, which yields a few possibilities: # Update: Joerg Jenderek # URL: http://fileformats.archiveteam.org/wiki/JP2 # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jpeg2k.trid.xml # Note: called by TrID "JPEG 2000 bitmap" >20 string \x6a\x70\x32\x20 Part 1 (JP2) # aliases image/jpeg2000, image/jpeg2000-image, image/x-jpeg2000-image !:mime image/jp2 !:ext jp2 # URL: http://fileformats.archiveteam.org/wiki/JPX # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jpx.trid.xml # Note: called by TrID "JPEG 2000 eXtended bitmap" >20 string \x6a\x70\x78\x20 Part 2 (JPX) !:mime image/jpx !:ext jpf/jpx # URL: http://fileformats.archiveteam.org/wiki/JPM # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jpm.trid.xml # Note: called by TrID "JPEG 2000 eXtended bitmap" >20 string \x6a\x70\x6d\x20 Part 6 (JPM) !:mime image/jpm !:ext jpm # URL: http://fileformats.archiveteam.org/wiki/MJ2 # Reference: http://mark0.net/download/triddefs_xml.7z/defs/v/video-mj2.trid.xml # Note: called by TrID "Motion JPEG 2000 video" >20 string \x6d\x6a\x70\x32 Part 3 (MJ2) !:mime video/mj2 !:ext mj2/mjp2 # Type: JPEG 2000 codesream # From: Mathieu Malaterre # Update: Joerg Jenderek # URL: http://fileformats.archiveteam.org/wiki/JPEG_2000_codestream # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jpc.trid.xml # Note: called by TrID "JPEG-2000 Code Stream bitmap" 0 belong 0xff4fff51 JPEG 2000 codestream # value like: 0701h FF50h #>45 ubeshort x \b, at 45 %#4.4x #!:mime application/octet-stream # https://reposcope.com/mimetype/image/x-jp2-codestream !:mime image/x-jp2-codestream !:ext jpc/j2c/j2k # MAYBE also JHC like in byte_causal.jhc ? # WHAT IS THAT? DEAD ENTRY? #45 beshort 0xff52 # JPEG extended range # Update: Joerg Jenderek 2023 # URL: http://fileformats.archiveteam.org/wiki/JPEG_XR # Reference: https://www.itu.int/rec/T-REC-T.832 # http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-wmp.trid.xml # http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jxr.trid.xml # Note: called by TrID "JPEG XR bitmap" and "JPEG XR bitmap (WMPHOTO)" # verified as "JPEG XR" by XnView `nconvert -fullinfo *.jxr *.wdp` # partly by ImageMagick command `identify -verbose *.wdp` # and libjxr-tools `JxrDecApp -v -i example.wdp -o example.tif` 0 string \x49\x49\xbc # FILE_VERSION_ID; shall be equal to 1; other values are reserved for future use and are unlike to appear >3 byte 1 # FIRST_IFD_OFFSET; shall be an integer multiple of 2; so skip DROID fmt-590-signature-id-931.wdp >>4 lelong%2 0 JPEG-XR Image #!:mime image/vnd.ms-photo !:mime image/jxr # NO example for HDP ! !:ext jxr/wdp/hdp # MAYBE also WMP ? #!:ext jxr/wdp/hdp/wmp # moved from ./images (version 1.243 ) and merged # example: # http://shikino.co.jp/solution/upfile/FLOWER.wdp.zip # often GDI_SIGNATURE "WMPHOTO\0" at offset 90 like: FLOWER.wdp abydos.jxr SMALLTOMATO.wdp >90 bequad 0x574D50484F544F00 >>0 use jxr-info # seldom no GDI_SIGNATURE WMPHOTO\0 at offset 90 like: example.wdp MARKET-3361-ipm-bg-DE-treat[1].wdp >90 bequad !0x574D50484F544F00 # look for GDI_SIGNATURE WMPHOTO\0 at other offset >>4 search/3267/sb WMPHOTO\0 >>>&-90 use jxr-info # 0 name jxr-info # check for GDI_SIGNATURE that corresponds to "WMPHOTO\0" >90 bequad 0x574D50484F544F00 >>98 byte&0x08 =0x08 \b, hard tiling >>99 byte&0x80 =0x80 \b, tiling present >>99 byte&0x40 =0x40 \b, codestream present >>99 byte&0x38 x \b, spatial xform= >>99 byte&0x38 0x00 \bTL >>99 byte&0x38 0x08 \bBL >>99 byte&0x38 0x10 \bTR >>99 byte&0x38 0x18 \bBR >>99 byte&0x38 0x20 \bBT >>99 byte&0x38 0x28 \bRB >>99 byte&0x38 0x30 \bLT >>99 byte&0x38 0x38 \bLB >>100 byte&0x80 =0x80 \b, short header >>>102 beshort+1 x \b, %u >>>104 beshort+1 x \bx%u >>100 byte&0x80 =0x00 \b, long header >>>102 belong+1 x \b, %x >>>106 belong+1 x \bx%x >>101 beshort&0xf x \b, bitdepth= >>>101 beshort&0xf 0x0 \b1-WHITE=1 >>>101 beshort&0xf 0x1 \b8 >>>101 beshort&0xf 0x2 \b16 >>>101 beshort&0xf 0x3 \b16-SIGNED >>>101 beshort&0xf 0x4 \b16-FLOAT >>>101 beshort&0xf 0x5 \b(reserved 5) >>>101 beshort&0xf 0x6 \b32-SIGNED >>>101 beshort&0xf 0x7 \b32-FLOAT >>>101 beshort&0xf 0x8 \b5 >>>101 beshort&0xf 0x9 \b10 >>>101 beshort&0xf 0xa \b5-6-5 >>>101 beshort&0xf 0xb \b(reserved %d) >>>101 beshort&0xf 0xc \b(reserved %d) >>>101 beshort&0xf 0xd \b(reserved %d) >>>101 beshort&0xf 0xe \b(reserved %d) >>>101 beshort&0xf 0xf \b1-BLACK=1 >>101 beshort&0xf0 x \b, colorfmt= >>>101 beshort&0xf0 0x00 \bYONLY >>>101 beshort&0xf0 0x10 \bYUV240 >>>101 beshort&0xf0 0x20 \bYWV422 >>>101 beshort&0xf0 0x30 \bYWV444 >>>101 beshort&0xf0 0x40 \bCMYK >>>101 beshort&0xf0 0x50 \bCMYKDIRECT >>>101 beshort&0xf0 0x60 \bNCOMPONENT >>>101 beshort&0xf0 0x70 \bRGB >>>101 beshort&0xf0 0x80 \bRGBE >>>101 beshort&0xf0 >0x80 \b(reserved %#x) # JPEG XL # From: Ian Tester # Update: Joerg Jenderek # URL: http://fileformats.archiveteam.org/wiki/JPEG_XL # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jxl.trid.xml # Note: called by TrID "JPEG XL bitmap" 0 string \xff\x0a JPEG XL codestream !:mime image/jxl !:ext jxl # JPEG XL (transcoded JPEG file) # Update: Joerg Jenderek # URL: http://fileformats.archiveteam.org/wiki/JPEG_XL # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jxl-iso.trid.xml # Note: called by TrID "JPEG XL bitmap (ISOBMFF)" 0 string \x00\x00\x00\x0cJXL\x20\x0d\x0a\x87\x0a JPEG XL container !:mime image/jxl !:ext jxl @ 1.8 log @merge conflicts between file-5.43 and file-5.45 @ text @d3 1 a3 1 # $File: jpeg,v 1.38 2022/12/02 17:42:04 christos Exp $ d37 3 a39 3 >>14 beshort x \b, density %dx >>16 beshort x \b%d >>4 beshort x \b, segment length %d d41 2 a42 2 >>18 byte !0 \b, thumbnail %dx >>>19 byte x \b%d d60 2 a61 2 >>7 beshort x \b, %dx >>5 beshort x \b%d d67 2 a68 2 >>7 beshort x \b, %dx >>5 beshort x \b%d d74 2 a75 2 >>7 beshort x \b, %dx >>5 beshort x \b%d d168 1 d172 5 a176 1 # Note: called by TrID "JPEG XR bitmap" d178 1 a178 1 # FILE_VERSION_ID; shall be equal to 1; other values are reserved for future use d181 1 a181 1 >>4 lelong%2 0 JPEG-XR d188 2 a189 3 # moved from ./images (version 1.205 ), merged and # partly verified by XnView `nconvert -info abydos.jxr FLOWER.wdp` # example: https://web.archive.org/web/20160403012904/ d191 11 d216 2 a217 2 >>>102 beshort+1 x \b, %d >>>104 beshort+1 x \bx%d @ 1.7 log @merge changes between 5.40 and 5.43 @ text @d3 1 a3 1 # $File: jpeg,v 1.37 2022/06/17 18:03:35 christos Exp $ d242 1 a242 2 #!:mime image/jxl !:mime image/x-jxl d251 1 a251 2 #!:mime image/jxl !:mime image/x-jxl @ 1.6 log @merge local changes between 5.39 and 5.40 and add magic entries from HEAD. @ text @d3 1 a3 1 # $File: jpeg,v 1.33 2021/03/21 15:04:50 christos Exp $ d12 6 a17 1 0 beshort 0xffd8 JPEG image data d22 3 d102 1 a102 1 #>0 beshort x unknown 0x%x d106 4 d111 3 d117 1 d123 4 d128 1 d130 4 d136 4 d142 4 d148 1 d152 4 d157 9 a165 1 45 beshort 0xff52 d168 4 d173 1 d175 1 d177 1 d179 55 a233 1 !:ext jxr d237 4 d242 2 a243 1 !:mime image/jxl d247 4 d252 2 a253 1 !:mime image/jxl @ 1.5 log @Merge conflicts @ text @d3 1 a3 1 # $File: jpeg,v 1.32 2018/10/01 18:58:29 christos Exp $ d127 11 @ 1.4 log @merge 5.31 @ text @d3 1 a3 1 # $File: jpeg,v 1.31 2017/03/17 21:35:28 christos Exp $ d54 1 a54 1 >>9 byte x \b, frames %d d61 1 a61 1 >>9 byte x \b, frames %d d68 1 a68 1 >>9 byte x \b, frames %d @ 1.4.10.1 log @Sync with HEAD @ text @d3 1 a3 1 # $File: jpeg,v 1.32 2018/10/01 18:58:29 christos Exp $ d54 1 a54 1 >>9 byte x \b, components %d d61 1 a61 1 >>9 byte x \b, components %d d68 1 a68 1 >>9 byte x \b, components %d @ 1.4.8.1 log @Sync with head @ text @d3 1 a3 1 # $File: jpeg,v 1.32 2018/10/01 18:58:29 christos Exp $ d54 1 a54 1 >>9 byte x \b, components %d d61 1 a61 1 >>9 byte x \b, components %d d68 1 a68 1 >>9 byte x \b, components %d @ 1.3 log @merge conflicts @ text @d3 1 a3 1 # $File: jpeg,v 1.30 2016/07/04 15:18:23 christos Exp $ d56 1 a56 1 >0 beshort 0xFFC1 d63 1 a63 1 >0 beshort 0xFFC2 d74 1 a74 1 >0 beshort 0xFFE1 d78 1 a78 1 >>>10 indirect/r x @ 1.2 log @fix recursion @ text @d3 1 a3 1 # $File: jpeg,v 1.26 2015/01/02 22:40:27 christos Exp $ d15 2 a16 1 !:strength +2 d120 7 @ 1.2.4.1 log @Sync with HEAD @ text @d3 1 a3 1 # $File: jpeg,v 1.30 2016/07/04 15:18:23 christos Exp $ d15 1 a15 2 !:strength *3 !:ext jpeg/jpg/jpe/jfif a118 7 # JPEG extended range 0 string \x49\x49\xbc >3 byte 1 >>4 lelong%2 0 JPEG-XR !:mime image/jxr !:ext jxr @ 1.2.2.1 log @Sync with HEAD @ text @d3 1 a3 1 # $File: jpeg,v 1.30 2016/07/04 15:18:23 christos Exp $ d15 1 a15 2 !:strength *3 !:ext jpeg/jpg/jpe/jfif a118 7 # JPEG extended range 0 string \x49\x49\xbc >3 byte 1 >>4 lelong%2 0 JPEG-XR !:mime image/jxr !:ext jxr @ 1.1 log @Initial revision @ text @d3 1 d15 1 a15 1 !:strength +1 d25 6 a30 4 #>>13 byte 0 \b, aspect ratio #>>13 byte 1 \b, resolution (DPI) #>>13 byte 2 \b, resolution (DPCM) #>>4 beshort x \b, segment length %d d34 3 d38 57 a94 123 # EXIF moved down here to avoid reporting a bogus version number, # and EXIF version number printing added. # - Patrik R=E5dman >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 # Here things get sticky. We can do ONE MORE marker segment with # indirect addressing, and that's all. It would be great if we could # do pointer arithemetic like in an assembler language. Christos? # And if there was some sort of looping construct to do searches, plus a few # named accumulators, it would be even more effective... # At least we can show a comment if no other segments got inserted before: >(4.S+5) byte 0xFE >>(4.S+8) string >\0 \b, comment: "%s" # FIXME: When we can do non-byte counted strings, we can use that to get # the string's count, and fix Debian bug #283760 #>(4.S+5) byte 0xFE \b, comment #>>(4.S+6) beshort x \b length=%d #>>(4.S+8) string >\0 \b, "%s" # Or, we can show the encoding type (I've included only the three most common) # and image dimensions if we are lucky and the SOFn (image segment) is here: >(4.S+5) byte 0xC0 \b, baseline >>(4.S+6) byte x \b, precision %d >>(4.S+7) beshort x \b, %dx >>(4.S+9) beshort x \b%d >(4.S+5) byte 0xC1 \b, extended sequential >>(4.S+6) byte x \b, precision %d >>(4.S+7) beshort x \b, %dx >>(4.S+9) beshort x \b%d >(4.S+5) byte 0xC2 \b, progressive >>(4.S+6) byte x \b, precision %d >>(4.S+7) beshort x \b, %dx >>(4.S+9) beshort x \b%d # I've commented-out quantisation table reporting. I doubt anyone cares yet. #>(4.S+5) byte 0xDB \b, quantisation table #>>(4.S+6) beshort x \b length=%d #>14 beshort x \b, %d x #>16 beshort x \b %d d100 14 a113 1 0 string \x00\x00\x00\x0C\x6A\x50\x20\x20\x0D\x0A\x87\x0A JPEG 2000 image data @ 1.1.1.1 log @from ftp.astron.com @ text @@ 1.1.1.2 log @from ftp.astron.com. - many security related fixes - no MAXPATHLEN limits - fixed missing text specification on ascii magic - new ``pascal'' style string formats - whitespace comparison fix - more magic @ text @a2 1 # $File: jpeg,v 1.16 2011/01/04 19:29:32 rrt Exp $ d129 7 a135 2 >(4.S+5) byte 0xFE \b, comment: >>(4.S+6) pstring/HJ x "%s" @ 1.1.1.2.10.1 log @resync with head @ text @d3 1 a3 1 # $File: jpeg,v 1.18 2012/08/01 12:12:36 christos Exp $ d156 1 a156 14 0 string \x00\x00\x00\x0C\x6A\x50\x20\x20\x0D\x0A\x87\x0A JPEG 2000 # From: Johan van der Knijff # Added sub-entries for JP2, JPX, JPM and MJ2 formats; added mimetypes # https://github.com/bitsgalore/jp2kMagic # # Now read value of 'Brand' field, which yields a few possibilities: >20 string \x6a\x70\x32\x20 Part 1 (JP2) !:mime image/jp2 >20 string \x6a\x70\x78\x20 Part 2 (JPX) !:mime image/jpx >20 string \x6a\x70\x6d\x20 Part 6 (JPM) !:mime image/jpm >20 string \x6d\x6a\x70\x32 Part 3 (MJ2) !:mime video/mj2 @ 1.1.1.2.10.2 log @resync from head @ text @d3 1 a3 1 # $File: jpeg,v 1.19 2013/02/04 15:50:03 christos Exp $ d15 1 a15 1 !:strength +2 @ 1.1.1.2.4.1 log @sync with head @ text @d3 1 a3 1 # $File: jpeg,v 1.18 2012/08/01 12:12:36 christos Exp $ d156 1 a156 14 0 string \x00\x00\x00\x0C\x6A\x50\x20\x20\x0D\x0A\x87\x0A JPEG 2000 # From: Johan van der Knijff # Added sub-entries for JP2, JPX, JPM and MJ2 formats; added mimetypes # https://github.com/bitsgalore/jp2kMagic # # Now read value of 'Brand' field, which yields a few possibilities: >20 string \x6a\x70\x32\x20 Part 1 (JP2) !:mime image/jp2 >20 string \x6a\x70\x78\x20 Part 2 (JPX) !:mime image/jpx >20 string \x6a\x70\x6d\x20 Part 6 (JPM) !:mime image/jpm >20 string \x6d\x6a\x70\x32 Part 3 (MJ2) !:mime video/mj2 @ 1.1.1.2.4.2 log @sync with head. for a reference, the tree before this commit was tagged as yamt-pagecache-tag8. this commit was splitted into small chunks to avoid a limitation of cvs. ("Protocol error: too many arguments") @ text @d3 1 a3 1 # $File: jpeg,v 1.19 2013/02/04 15:50:03 christos Exp $ d15 1 a15 1 !:strength +2 @ 1.1.1.3 log @from ftp.astron.com @ text @d3 1 a3 1 # $File: jpeg,v 1.18 2012/08/01 12:12:36 christos Exp $ d156 1 a156 14 0 string \x00\x00\x00\x0C\x6A\x50\x20\x20\x0D\x0A\x87\x0A JPEG 2000 # From: Johan van der Knijff # Added sub-entries for JP2, JPX, JPM and MJ2 formats; added mimetypes # https://github.com/bitsgalore/jp2kMagic # # Now read value of 'Brand' field, which yields a few possibilities: >20 string \x6a\x70\x32\x20 Part 1 (JP2) !:mime image/jp2 >20 string \x6a\x70\x78\x20 Part 2 (JPX) !:mime image/jpx >20 string \x6a\x70\x6d\x20 Part 6 (JPM) !:mime image/jpm >20 string \x6d\x6a\x70\x32 Part 3 (MJ2) !:mime video/mj2 @ 1.1.1.4 log @import file-5.14 changes are "name" + "use" keyword features, bug fixes @ text @d3 1 a3 1 # $File: jpeg,v 1.19 2013/02/04 15:50:03 christos Exp $ d15 1 a15 1 !:strength +2 @ 1.1.1.5 log @import file-5.20; bug fixes and better image magic descriptions. @ text @d3 1 a3 1 # $File: jpeg,v 1.21 2014/09/12 20:47:00 christos Exp $ d25 4 a28 6 >>13 byte 0 \b, aspect ratio >>13 byte 1 \b, resolution (DPI) >>13 byte 2 \b, resolution (DPCM) >>14 beshort x \b, density %dx >>16 beshort x \b%d >>4 beshort x \b, segment length %d d124 27 a150 46 # Jump to the first segment >(4.S+4) use jpeg_segment # This uses recursion... 0 name jpeg_segment >0 beshort 0xFFFE >>(2.S+2) use jpeg_segment >>2 pstring/HJ x \b, comment: "%s" >0 beshort 0xFFC0 >>(2.S+2) use jpeg_segment >>4 byte x \b, baseline, precision %d >>7 beshort x \b, %dx >>5 beshort x \b%d >>9 byte x \b, frames %d >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 >>(2.S+2) use jpeg_segment >>4 byte x \b, progressive, precision %d >>7 beshort x \b, %dx >>5 beshort x \b%d >>9 byte x \b, frames %d # Define Huffman Tables >0 beshort 0xFFC4 >>(2.S+2) use jpeg_segment # Application specific markers >0 beshort&0xFFE0 =0xFFE0 >>(2.S+2) use jpeg_segment # DB: Define Quantization tables # DD: Define Restart interval [XXX: wrong here, it is 4 bytes] # D8: Start of image # D9: End of image # Dn: Restart >0 beshort&0xFFD0 =0xFFD0 >>(2.S+2) use jpeg_segment @ 1.1.1.6 log @Import file-5.22 @ text @d3 1 a3 1 # $File: jpeg,v 1.25 2015/01/02 16:56:50 christos Exp $ d34 92 a125 3 >6 string Exif \b, Exif standard: [ >>12 indirect/r x >>12 string x \b] a160 6 >0 beshort 0xFFE1 #>>(2.S+2) use jpeg_segment >>4 string Exif \b, Exif Standard: [ >>>10 indirect/r x >>>10 string x \b] a172 3 #>0 beshort x unknown 0x%x #>>(2.S+2) use jpeg_segment @ 1.1.1.7 log @2017-02-10 12:24 Christos Zoulas * release 5.30 2017-02-07 23:27 Christos Zoulas * If we exceeded the offset in a search return no match (Christoph Biedl) * Be more lenient on corrupt CDF files (Christoph Biedl) 2017-02-04 16:46 Christos Zoulas * pacify ubsan sign extension (oss-fuzz/524) 2017-02-01 12:42 Christos Zoulas * off by one in cdf parsing (PR/593) * report debugging sections in elf (PR/591) 2016-11-06 10:52 Christos Zoulas * Allow @@@@@@ in extensions * Add missing overflow check in der magic (Jonas Wagner) 2016-10-25 10:40 Christos Zoulas * release 5.29 2016-10-24 11:20 Christos Zoulas * der getlength overflow (Jonas Wagner) * multiple magic file load failure (Christoph Biedl) 2016-10-17 11:26 Christos Zoulas * CDF parsing improvements (Guy Helmer) 2016-07-20 7:26 Christos Zoulas * Add support for signed indirect offsets 2016-07-18 7:41 Christos Zoulas * cat /dev/null | file - should print empty (Christoph Biedl) 2016-07-05 15:20 Christos Zoulas * Bump string size from 64 to 96. 2016-06-13 20:20 Christos Zoulas * PR/556: Fix separators on annotations. 2016-06-13 19:40 Christos Zoulas * release 5.28 * fix leak on allocation failure 2016-06-01 1:20 Christos Zoulas * PR/555: Avoid overflow for offset > nbytes * PR/550: Segv on DER parsing: - use the correct variable for length - set offset to 0 on failure. 2016-05-13 12:00 Christos Zoulas * release 5.27 2016-04-18 9:35 Christos Zoulas * Errors comparing DER entries or computing offsets are just indications of malformed non-DER files. Don't print them. * Offset comparison was off-by-one. * Fix compression code (Werner Fink) * Put new bytes constant in the right file (not the generated one) 2016-04-16 18:34 Christos Zoulas * release 5.26 2016-03-31 13:50 Christos Zoulas * make the number of bytes read from files configurable. 2016-03-21 13:40 Christos Zoulas * Add bounds checks for DER code (discovered by Thomas Jarosch) * Change indirect recursion limit to indirect use count and bump from 15 to 50 to prevent abuse. 2016-03-13 20:39 Christos Zoulas * Add -00 which prints filename\0description\0 2016-03-01 13:28 Christos Zoulas * Fix ID3 indirect parsing 2016-01-19 10:18 Christos Zoulas * add DER parsing capability 2015-11-13 10:35 Christos Zoulas * provide dprintf(3) for the OS's that don't have it. 2015-11-11 16:25 Christos Zoulas * redo the compression code report decompression errors 2015-11-10 23:25 Christos Zoulas * REG_STARTEND code is not working as expected, delete it. 2015-11-09 16:05 Christos Zoulas * Add zlib support if we have it. 2015-11-05 11:22 Christos Zoulas * PR/492: compression forking was broken with magic_buffer. 2015-09-16 9:50 Christos Zoulas * release 5.25 2015-09-11 13:25 Christos Zoulas * add a limit to the length of regex searches 2015-09-08 9:50 Christos Zoulas * fix problems with --parameter (Christoph Biedl) 2015-07-11 10:35 Christos Zoulas * Windows fixes PR/466 (Jason Hood) 2015-07-09 10:35 Christos Zoulas * release 5.24 2015-06-11 8:52 Christos Zoulas * redo long option encoding to fix off-by-one in 5.23 2015-06-10 13:50 Christos Zoulas * release 5.23 2015-06-09 16:10 Christos Zoulas * Fix issue with regex range for magic with offset * Always return true from mget with USE (success to mget not match indication). Fixes mime evaluation after USE magic * PR/459: Don't insert magic entries to the list if there are parsing errors for them. 2015-06-03 16:00 Christos Zoulas * PR/455: Add utf-7 encoding 2015-06-03 14:30 Christos Zoulas * PR/455: Implement -Z, look inside, but don't report on compression * PR/454: Fix allocation error on bad magic. 2015-05-29 10:30 Christos Zoulas * handle MAGIC_CONTINUE everywhere, not just in softmagic 2015-05-21 14:30 Christos Zoulas * don't print descriptions for NAME types when mime. 2015-04-09 15:59 Christos Zoulas * Add --extension to list the known extensions for this file type Idea by Andrew J Roazen 2015-02-14 12:23 Christos Zoulas * Bump file search buffer size to 1M. 2015-01-09 14:35 Christos Zoulas * Fix multiple issues with date formats reported by Christoph Biedl: - T_LOCAL meaning was reversed - Arithmetic did not work Also stop adjusting daylight savings for gmt printing. 2015-01-05 13:00 Christos Zoulas * PR/411: Fix memory corruption from corrupt cdf file. @ text @d3 1 a3 1 # $File: jpeg,v 1.30 2016/07/04 15:18:23 christos Exp $ d15 1 a15 2 !:strength *3 !:ext jpeg/jpg/jpe/jfif d44 1 a44 2 # Recursion handled by FFE0 #>>(2.S+2) use jpeg_segment a72 1 # Recursion handled by FFE0 d88 1 a88 2 >>0 beshort&0xFFE0 !0xFFE0 >>>(2.S+2) use jpeg_segment a115 7 # JPEG extended range 0 string \x49\x49\xbc >3 byte 1 >>4 lelong%2 0 JPEG-XR !:mime image/jxr !:ext jxr @ 1.1.1.8 log @Import file-5.31; mostly oss-fuzz found bugs. @ text @d3 1 a3 1 # $File: jpeg,v 1.31 2017/03/17 21:35:28 christos Exp $ d56 1 a56 1 >0 beshort 0xFFC1 d63 1 a63 1 >0 beshort 0xFFC2 d74 1 a74 1 >0 beshort 0xFFE1 d78 1 a78 1 >>>10 indirect/r x @ 1.1.1.9 log @2018-10-18 19:32 Christos Zoulas * release 5.35 2018-09-10 20:38 Christos Zoulas * Add FreeBSD ELF core file support (John Baldwin) 2018-08-20 18:40 Christos Zoulas * PR/30: Allow all parameter values to be set (don't treat 0 specially) * handle default annotations on the softmagic match instead at the end. 2018-07-25 10:17 Christos Zoulas * PR/23: Recognize JSON files 2018-07-25 10:17 Christos Zoulas * PR/18: file --mime-encoding should not print mime-type 2018-07-25 8:50 Christos Zoulas * release 5.34 2018-06-22 16:38 Christos Zoulas * Add Quad indirect offsets 2018-05-24 14:10 Christos Zoulas * Enable parsing of ELF dynamic sections to handle PIE better @ text @d3 1 a3 1 # $File: jpeg,v 1.32 2018/10/01 18:58:29 christos Exp $ d54 1 a54 1 >>9 byte x \b, components %d d61 1 a61 1 >>9 byte x \b, components %d d68 1 a68 1 >>9 byte x \b, components %d @ 1.1.1.10 log @2021-03-30 20:21 Christos Zoulas * release 5.40 2021-02-05 16:31 Christos Zoulas * PR/234: Add limit to the number of bytes to scan for encoding * PR/230: Fix /T (trim flag) for regex 2021-02-01 12:31 Christos Zoulas * PR/77: Trim trailing separator. 2020-12-17 15:44 Christos Zoulas * PR/211: Convert system read errors from corrupt ELF files into human readable error messages 2020-12-08 16:24 Christos Zoulas * fix multithreaded decompression file descriptor issue by using close-on-exec (Denys Vlasenko) 2020-06-27 11:58 Christos Zoulas * Exclude surrogate pairs from utf-8 detection (Michael Liu) 2020-06-25 12:53 Christos Zoulas * Include # to the list of ignored format chars (Werner Fink) @ text @d3 1 a3 1 # $File: jpeg,v 1.33 2021/03/21 15:04:50 christos Exp $ a126 11 # JPEG XL # From: Ian Tester 0 string \xff\x0a JPEG XL codestream !:mime image/jxl !:ext jxl # JPEG XL (transcoded JPEG file) 0 string \x00\x00\x00\x0cJXL\x20\x0d\x0a\x87\x0a JPEG XL container !:mime image/jxl !:ext jxl @ 1.1.1.11 log @Import file-5.43+; last was file-5.40 2022-09-20 17:12 Christos Zoulas * fixed various clustefuzz issues 2022-09-19 15:54 Christos Zoulas * Fix error detection for decompression code (Vincent Mihalkovic) 2022-09-15 13:50 Christos Zoulas * Add MAGIC_NO_COMPRESS_FORK and use it to produce a more meaningful error message if we are sandboxing. 2022-09-15 10:45 Christos Zoulas * Add built-in lzip decompression support (Michal Gorny) 2022-09-14 10:35 Christos Zoulas * Add built-in zstd decompression support (Martin Rodriguez Reboredo) 2022-09-13 14:55 Christos Zoulas * release 5.43 2022-09-10 9:17 Christos Zoulas * Add octal indirect magic (Michal Gorny) 2022-08-17 11:43 Christos Zoulas * PR/374: avoid infinite loop in non-wide code (piru) * PR/373: Obey MAGIC_CONTINUE with multiple magic files (vismarli) 2022-07-26 11:10 Christos Zoulas * Fix bug with large flist (Florian Weimer) 2022-07-07 13:21 Christos Zoulas * PR/364: Detect non-nul-terminated core filenames from QEMU (mam-ableton) 2022-07-04 15:45 Christos Zoulas * PR/359: Add support for http://ndjson.org/ (darose) * PR/362: Fix wide printing (ro-ee) * PR/358: Fix width for -f - (jpalus) * PR/356: Fix JSON constant parsing (davewhite) 2022-06-10 9:40 Christos Zoulas * release 5.42 2022-05-31 14:50 Christos Zoulas * PR/348: add missing cases to prevent file from aborting on random magic files. 2022-05-27 21:05 Christos Zoulas * PR/351: octalify filenames when not raw before printing. 2022-04-18 17:51 Christos Zoulas * fix regex cacheing bug (Dirk Mueller) * merge file_regcomp and file_regerror() to simplify the code and reduce memory requirements for storing regexes (Dirk Mueller) 2022-03-19 12:56 Christos Zoulas * cache regex (Dirk Mueller) * detect filesystem full by flushing output (Dirk Mueller) 2021-11-19 12:36 Christos Zoulas * implement running decompressor programs using posix_spawnp(2) instead of vfork(2) 2021-10-24 11:51 Christos Zoulas * Add support for msdos dates and times 2021-10-20 9:55 Christos Zoulas * use the system byte swapping functions if available (Werner Fink) 2021-10-18 11:57 Christos Zoulas * release 5.41 2021-09-23 03:51 Christos Zoulas * Avinash Sonawane: Fix tzname detection 2021-09-03 09:17 Christos Zoulas * Fix relationship tests with "search" magic, don't short circuit logic 2021-07-13 01:06 Christos Zoulas * Fix memory leak in compile mode 2021-07-01 03:51 Christos Zoulas * PR/272: kiefermat: Only set returnval = 1 when we printed something (in all cases print or !print). This simplifies the logic and fixes the issue in the PR with -k and --mime-type there was no continuation printed before the default case. 2021-06-30 13:07 Christos Zoulas * PR/270: Don't translate unprintable characters in %s magic formats when -r * PR/269: Avoid undefined behavior with clang (adding offset to NULL) 2021-05-09 18:38 Christos Zoulas * Add a new flag (f) that requires that the match is a full word, not a partial word match. * Add varint types (unused) 2021-04-19 17:17 Christos Zoulas * PR/256: mutableVoid: If the file is less than 3 bytes, use the file length to determine type * PR/259: aleksandr.v.novichkov: mime printing through indirect magic is not taken into account, use match directly so that it does. 2021-04-04 17:02 Christos Zoulas * count the total bytes found not the total byte positions in order to determine encoding (Anatol Belski) @ text @d3 1 a3 1 # $File: jpeg,v 1.37 2022/06/17 18:03:35 christos Exp $ d12 1 a12 6 0 belong 0xffd8fff7 JPEG-LS image data !:mime image/jls !:ext jls >0 use jpeg 0 belong&0xffffff00 0xffd8ff00 JPEG image data a16 3 >0 use jpeg 0 name jpeg d94 1 a94 1 #>0 beshort x unknown %#x a97 4 # Update: Joerg Jenderek # URL: http://fileformats.archiveteam.org/wiki/HSI_JPEG # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-hsi1.trid.xml # Note: called by TrID "HSI JPEG bitmap" a98 3 #!:mime application/octet-stream !:mime image/x-hsi !:ext hsi/jpg a101 1 # delete from ./animation (version 1.87) with jP (=6A50h) magic at offset 4 a106 4 # Update: Joerg Jenderek # URL: http://fileformats.archiveteam.org/wiki/JP2 # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jpeg2k.trid.xml # Note: called by TrID "JPEG 2000 bitmap" a107 1 # aliases image/jpeg2000, image/jpeg2000-image, image/x-jpeg2000-image a108 4 !:ext jp2 # URL: http://fileformats.archiveteam.org/wiki/JPX # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jpx.trid.xml # Note: called by TrID "JPEG 2000 eXtended bitmap" a110 4 !:ext jpf/jpx # URL: http://fileformats.archiveteam.org/wiki/JPM # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jpm.trid.xml # Note: called by TrID "JPEG 2000 eXtended bitmap" a112 4 !:ext jpm # URL: http://fileformats.archiveteam.org/wiki/MJ2 # Reference: http://mark0.net/download/triddefs_xml.7z/defs/v/video-mj2.trid.xml # Note: called by TrID "Motion JPEG 2000 video" a114 1 !:ext mj2/mjp2 a117 4 # Update: Joerg Jenderek # URL: http://fileformats.archiveteam.org/wiki/JPEG_2000_codestream # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jpc.trid.xml # Note: called by TrID "JPEG-2000 Code Stream bitmap" d119 1 a119 9 # value like: 0701h FF50h #>45 ubeshort x \b, at 45 %#4.4x #!:mime application/octet-stream # https://reposcope.com/mimetype/image/x-jp2-codestream !:mime image/x-jp2-codestream !:ext jpc/j2c/j2k # MAYBE also JHC like in byte_causal.jhc ? # WHAT IS THAT? DEAD ENTRY? #45 beshort 0xff52 a121 4 # URL: http://fileformats.archiveteam.org/wiki/JPEG_XR # Reference: https://www.itu.int/rec/T-REC-T.832 # http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-wmp.trid.xml # Note: called by TrID "JPEG XR bitmap" a122 1 # FILE_VERSION_ID; shall be equal to 1; other values are reserved for future use a123 1 # FIRST_IFD_OFFSET; shall be an integer multiple of 2; so skip DROID fmt-590-signature-id-931.wdp a124 1 #!:mime image/vnd.ms-photo d126 1 a126 55 # NO example for HDP ! !:ext jxr/wdp/hdp # MAYBE also WMP ? #!:ext jxr/wdp/hdp/wmp # moved from ./images (version 1.205 ), merged and # partly verified by XnView `nconvert -info abydos.jxr FLOWER.wdp` # example: https://web.archive.org/web/20160403012904/ # http://shikino.co.jp/solution/upfile/FLOWER.wdp.zip >90 bequad 0x574D50484F544F00 >>98 byte&0x08 =0x08 \b, hard tiling >>99 byte&0x80 =0x80 \b, tiling present >>99 byte&0x40 =0x40 \b, codestream present >>99 byte&0x38 x \b, spatial xform= >>99 byte&0x38 0x00 \bTL >>99 byte&0x38 0x08 \bBL >>99 byte&0x38 0x10 \bTR >>99 byte&0x38 0x18 \bBR >>99 byte&0x38 0x20 \bBT >>99 byte&0x38 0x28 \bRB >>99 byte&0x38 0x30 \bLT >>99 byte&0x38 0x38 \bLB >>100 byte&0x80 =0x80 \b, short header >>>102 beshort+1 x \b, %d >>>104 beshort+1 x \bx%d >>100 byte&0x80 =0x00 \b, long header >>>102 belong+1 x \b, %x >>>106 belong+1 x \bx%x >>101 beshort&0xf x \b, bitdepth= >>>101 beshort&0xf 0x0 \b1-WHITE=1 >>>101 beshort&0xf 0x1 \b8 >>>101 beshort&0xf 0x2 \b16 >>>101 beshort&0xf 0x3 \b16-SIGNED >>>101 beshort&0xf 0x4 \b16-FLOAT >>>101 beshort&0xf 0x5 \b(reserved 5) >>>101 beshort&0xf 0x6 \b32-SIGNED >>>101 beshort&0xf 0x7 \b32-FLOAT >>>101 beshort&0xf 0x8 \b5 >>>101 beshort&0xf 0x9 \b10 >>>101 beshort&0xf 0xa \b5-6-5 >>>101 beshort&0xf 0xb \b(reserved %d) >>>101 beshort&0xf 0xc \b(reserved %d) >>>101 beshort&0xf 0xd \b(reserved %d) >>>101 beshort&0xf 0xe \b(reserved %d) >>>101 beshort&0xf 0xf \b1-BLACK=1 >>101 beshort&0xf0 x \b, colorfmt= >>>101 beshort&0xf0 0x00 \bYONLY >>>101 beshort&0xf0 0x10 \bYUV240 >>>101 beshort&0xf0 0x20 \bYWV422 >>>101 beshort&0xf0 0x30 \bYWV444 >>>101 beshort&0xf0 0x40 \bCMYK >>>101 beshort&0xf0 0x50 \bCMYKDIRECT >>>101 beshort&0xf0 0x60 \bNCOMPONENT >>>101 beshort&0xf0 0x70 \bRGB >>>101 beshort&0xf0 0x80 \bRGBE >>>101 beshort&0xf0 >0x80 \b(reserved %#x) a129 4 # Update: Joerg Jenderek # URL: http://fileformats.archiveteam.org/wiki/JPEG_XL # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jxl.trid.xml # Note: called by TrID "JPEG XL bitmap" d131 1 a131 2 #!:mime image/jxl !:mime image/x-jxl a134 4 # Update: Joerg Jenderek # URL: http://fileformats.archiveteam.org/wiki/JPEG_XL # Reference: http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jxl-iso.trid.xml # Note: called by TrID "JPEG XL bitmap (ISOBMFF)" d136 1 a136 2 #!:mime image/jxl !:mime image/x-jxl @ 1.1.1.12 log @Update to file-5.45 (Last was file-5.44) 2023-07-27 15:45 Christos Zoulas * release 5.45 2023-07-17 11:53 Christos Zoulas * PR/465: psrok1: Avoid muslc asctime_r crash 2023-05-21 13:05 Christos Zoulas * add SIMH tape format support 2023-02-09 12:50 Christos Zoulas * bump the max size of the elf section notes to be read to 128K and make it configurable 2023-01-08 1:08 Christos Zoulas * PR/415: Fix decompression with program returning empty 2022-12-26 1:47 Christos Zoulas * PR/408: fix -p with seccomp * PR/412: fix MinGW compilation @ text @d3 1 a3 1 # $File: jpeg,v 1.38 2022/12/02 17:42:04 christos Exp $ d242 2 a243 1 !:mime image/jxl d252 2 a253 1 !:mime image/jxl @ 1.1.1.13 log @Import file-5.48 (previous was file-5.45) 2026-05-07 11:32 Christos Zoulas * release 5.48 2026-05-11 15:55 Christos Zoulas * add landlock support (valoq) 2026-04-19 15:55 Christos Zoulas * add BE/LE GUID 2026-04-17 11:05 Christos Zoulas * multiple fixes to prevent integer overflow in 32 bits (kerwin) 2026-04-15 12:40 Christos Zoulas * PR/745: streamout: Don't flush when trying to set negative offsets on pipes, just continue, fixes 'cat file.zip | file -' * PR/753: vmihalko: Fix race is magic_getpath() 2026-03-11 15:14 Christos Zoulas * PR/728: Anton Monroe: Reinstate regex/c 2026-02-26 11:32 Christos Zoulas * release 5.47 2026-02-04 09:54 Christos Zoulas * Better multi-compound document identification by following the order of the directories entries. (Thomas Ledoux) 2026-01-19 14:00 Christos Zoulas * if stat fails, don't attempt to restore times (Steven Grubb) 2025-05-28 15:20 Christos Zoulas * PR/622: Odd_Bloke: Handle negative offsets in file_buffer(), when fd is not available. 2025-05-28 12:50 Christos Zoulas * PR/655: jsummers: Obey str_flags in strings like we do for search and regex * PR/659: Pitzl: Apply MAGIC_CONTINUE to annotations; i.e. print only the first, unless -k is specified. 2024-12-19 14:44 Christos Zoulas * PR/592: allow + in format strings * PR/592: signed operations should be done in signed context 2024-12-05 13:50 Christos Zoulas * PR/578: jsummers: Don't crash on cygwin when tm_mon == -1 * PR/579: net147: Fix stack overrun. 2024-11-27 14:44 Christos Zoulas * release 5.46 * Add OFFPOSITIVE 2024-11-25 13:56 Christos Zoulas * avoid leaking symbols in libmagic 2024-11-10 13:56 Christos Zoulas * PR/562: jsummers: Search/regex offsets are absolute to the beginning of the file, so adjust them by subtracting the offset that the "use" starts so that we don't double-count it. 2024-11-09 19:30 Christos Zoulas * PR/543: matshch: bump nbuf so we can get the flags into the buffer. 2024-11-02 14:34 Christos Zoulas * Add Android elf notes (enh) 2023-12-29 12:55 Christos Zoulas * Add limit for number of magic warnings allowed 2023-07-29 12:55 Christos Zoulas * check regex bounds (found by clusterfuzz) @ text @d3 1 a3 1 # $File: jpeg,v 1.40 2024/11/10 00:26:35 christos Exp $ d37 3 a39 3 >>14 ubeshort x \b, density %ux >>16 ubeshort x \b%u >>4 ubeshort x \b, segment length %u d41 2 a42 2 >>18 byte !0 \b, thumbnail %ux >>>19 byte x \b%u d60 2 a61 2 >>7 ubeshort x \b, %ux >>5 ubeshort x \b%u d67 2 a68 2 >>7 ubeshort x \b, %ux >>5 ubeshort x \b%u d74 2 a75 2 >>7 ubeshort x \b, %ux >>5 ubeshort x \b%u a167 1 # Update: Joerg Jenderek 2023 d171 1 a171 5 # http://mark0.net/download/triddefs_xml.7z/defs/b/bitmap-jxr.trid.xml # Note: called by TrID "JPEG XR bitmap" and "JPEG XR bitmap (WMPHOTO)" # verified as "JPEG XR" by XnView `nconvert -fullinfo *.jxr *.wdp` # partly by ImageMagick command `identify -verbose *.wdp` # and libjxr-tools `JxrDecApp -v -i example.wdp -o example.tif` d173 1 a173 1 # FILE_VERSION_ID; shall be equal to 1; other values are reserved for future use and are unlike to appear d176 1 a176 1 >>4 lelong%2 0 JPEG-XR Image d183 3 a185 2 # moved from ./images (version 1.243 ) and merged # example: a186 11 # often GDI_SIGNATURE "WMPHOTO\0" at offset 90 like: FLOWER.wdp abydos.jxr SMALLTOMATO.wdp >90 bequad 0x574D50484F544F00 >>0 use jxr-info # seldom no GDI_SIGNATURE WMPHOTO\0 at offset 90 like: example.wdp MARKET-3361-ipm-bg-DE-treat[1].wdp >90 bequad !0x574D50484F544F00 # look for GDI_SIGNATURE WMPHOTO\0 at other offset >>4 search/3267/sb WMPHOTO\0 >>>&-90 use jxr-info # 0 name jxr-info # check for GDI_SIGNATURE that corresponds to "WMPHOTO\0" d201 2 a202 2 >>>102 beshort+1 x \b, %u >>>104 beshort+1 x \bx%u @ 1.1.1.1.2.1 log @file jpeg was added on branch jym-xensuspend on 2009-05-13 18:51:56 +0000 @ text @d1 165 @ 1.1.1.1.2.2 log @Sync with HEAD. Second commit. See http://mail-index.netbsd.org/source-changes/2009/05/13/msg221222.html @ text @a0 165 #------------------------------------------------------------------------------ # JPEG images # SunOS 5.5.1 had # # 0 string \377\330\377\340 JPEG file # 0 string \377\330\377\356 JPG file # # both of which turn into "JPEG image data" here. # 0 beshort 0xffd8 JPEG image data !:mime image/jpeg !:apple 8BIMJPEG !:strength +1 >6 string JFIF \b, JFIF standard # The following added by Erik Rossen 1999-09-06 # in a vain attempt to add image size reporting for JFIF. Note that these # tests are not fool-proof since some perfectly valid JPEGs are currently # impossible to specify in magic(4) format. # First, a little JFIF version info: >>11 byte x \b %d. >>12 byte x \b%02d # Next, the resolution or aspect ratio of the image: #>>13 byte 0 \b, aspect ratio #>>13 byte 1 \b, resolution (DPI) #>>13 byte 2 \b, resolution (DPCM) #>>4 beshort x \b, segment length %d # 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 >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 # Here things get sticky. We can do ONE MORE marker segment with # indirect addressing, and that's all. It would be great if we could # do pointer arithemetic like in an assembler language. Christos? # And if there was some sort of looping construct to do searches, plus a few # named accumulators, it would be even more effective... # At least we can show a comment if no other segments got inserted before: >(4.S+5) byte 0xFE >>(4.S+8) string >\0 \b, comment: "%s" # FIXME: When we can do non-byte counted strings, we can use that to get # the string's count, and fix Debian bug #283760 #>(4.S+5) byte 0xFE \b, comment #>>(4.S+6) beshort x \b length=%d #>>(4.S+8) string >\0 \b, "%s" # Or, we can show the encoding type (I've included only the three most common) # and image dimensions if we are lucky and the SOFn (image segment) is here: >(4.S+5) byte 0xC0 \b, baseline >>(4.S+6) byte x \b, precision %d >>(4.S+7) beshort x \b, %dx >>(4.S+9) beshort x \b%d >(4.S+5) byte 0xC1 \b, extended sequential >>(4.S+6) byte x \b, precision %d >>(4.S+7) beshort x \b, %dx >>(4.S+9) beshort x \b%d >(4.S+5) byte 0xC2 \b, progressive >>(4.S+6) byte x \b, precision %d >>(4.S+7) beshort x \b, %dx >>(4.S+9) beshort x \b%d # I've commented-out quantisation table reporting. I doubt anyone cares yet. #>(4.S+5) byte 0xDB \b, quantisation table #>>(4.S+6) beshort x \b length=%d #>14 beshort x \b, %d x #>16 beshort x \b %d # HSI is Handmade Software's proprietary JPEG encoding scheme 0 string hsi1 JPEG image data, HSI proprietary # From: David Santinoli 0 string \x00\x00\x00\x0C\x6A\x50\x20\x20\x0D\x0A\x87\x0A JPEG 2000 image data # Type: JPEG 2000 codesream # From: Mathieu Malaterre 0 belong 0xff4fff51 JPEG 2000 codestream 45 beshort 0xff52 @