文件格式头

Mime Type（Content-Type）	文件扩展名	文件头
video/3gpp	3gp	00 00 00 14 66 74 79 70 00 00 00 14 66 74 79 70 00 00 00 20 66 74 79 70 00 00 00 20 66 74 79 70
video/mp4	mp4	00 00 00 14 66 74 79 70 69 73 6f 6d 00 00 00 18 66 74 79 70 00 00 00 1c 66 74 7
9 70
video/3gpp2	3g2	00 00 00 14 66 74 79 70 00 00 00 20 66 74 79 70
video/x-m4v	m4v	00 00 00 18 66 74 79 70
audio/mp4	m4a	00 00 00 20 66 74 79 70 4d 34 41
image/x-icon	ico	00 00 01 00
application/x-futuresplash	spl	00 00 01 00
video/mpeg	mpg	00 00 01 b3 00 00 01 ba
video/x-ms-vob	vob	00 00 01 ba
application/vnd.lotus-1-2-3	123	00 00 1a 00 05 10 04
application/vnd.quark.quarkxpress	qxd	00 00 49 49 58 50 52 00 00 4d 4d 58 50 52
application/x-font-ttf	ttf	00 01 00 00 00
application/x-msmoney	mny	00 01 00 00 4d 53 49 53 41 4d 20 44 61 74 61 62 61 73 65
application/x-msaccess	mdb	00 01 00 00 53 74 61 6e 64 61 72 64 20 4a 65 74 20 44 42
video/x-fli	fli	00 11
image/x-rgb	rgb	01 da 01 01 00 03
application/xml-dtd	dtd	07 64 74 32 64 64 74 64
image/x-pcx	pcx	0a 02 01 01 0a 03 01 01 0a 05 01 01
application/msword	doc dot	0d 44 4f 43 cf 11 e0 a1 b1 1a e1 00 d0 cf 11 e0 a1 b1 1a e1 db a5 2d 00
application/vnd.ms-works	wks wps	0e 57 4b 53 ff 00 02 00 04 04 05 54 d0 cf 11 e0 a1 b1 1a e1
application/vnd.nitf	ntf	1a 00 00 30 31 4f 52 44 4e 41 4e 4e 49 54 46 30
application/vnd.lotus-notes	nsf	1a 00 00 04 00 00 4e 45 53 4d 1a 01
application/x-freearc	arc	1a 02 1a 03 1a 04 1a 08 1a 09 41 72 43 01
video/webm	webm	1a 45 df a3
video/x-matroska	mkv	1a 45 df a3 93 42 82 88
application/x-msdownload	msi com dll exe	23 20 d0 cf 11 e0 a1 b1 1a e1 4d 5a e8 e9 eb
audio/silk	sil	23 21 53 49 4c 4b 0a
application/postscript	eps	25 21 50 53 2d 41 64 6f c5 d0 d3 c6
application/pdf	pdf	25 50 44 46
application/vnd.fdf	fdf	25 50 44 46
application/mac-binhex40	hqx	28 54 68 69 73 20 66 69
text/plain	log	00 2a 2a 2a 20 20 49 6e 73
application/vnd.rn-realmedia	rm	2e 52 4d 46
application/vnd.rn-realmedia-vbr	rmvb	2e 52 4d 46
audio/x-pn-realaudio	ra ram	2e 52 4d 46 00 00 00 12 2e 72 61 fd 00 72 74 73 70 3a 2f 2f
audio/basic	au	2e 73 6e 64 64 6e 73 2e
application/vnd.epson.msf	msf	2f 2f 20 3c 21 2d 2d 20 3c 6d 64 62 3a 6d 6f 72 6b 3a 7a
application/vnd.ms-pki.seccat	cat	30
video/x-ms-asf	asf asx	30 26 b2 75 8e 66 cf 11 3c
audio/x-ms-wma	wma	30 26 b2 75 8e 66 cf 11
video/x-ms-wmv	wmv	30 26 b2 75 8e 66 cf 11
application/x-mswrite	wri	31 be 32 be be 00 00 00 ab
application/x-7z-compressed	7z	37 7a bc af 27 1c
image/vnd.adobe.photoshop	psd	38 42 50 53
application/xml	xml	3c 3f 78 6d 6c 20 76 65 72 73 69 6f 6e 3d 22 31 2e 30 22 3f 3e
application/vnd.framemaker	fm	3c 4d 61 6b 65 72 46 69
application/vnd.mif	mif	3c 4d 61 6b 65 72 46 69 56 65 72 73 69 6f 6e 20
application/gpx+xml	gpx	3c 67 70 78 20 76 65 72 73 69 6f 6e 3d 22 31 2e
application/winhlp	hlp	3f 5f 03 00 4c 4e 02 00
image/vnd.dwg	dwg	41 43 31 30
application/vnd.lotus-organizer	org	41 4f 4c 56 4d 31 30 30
text/x-vcard	vcf	42 45 47 49 4e 3a 56 43
application/octet-stream	bin dms mar	42 4c 49 32 32 33 44 4d 53 21 4d 41 52 31 00 4d 41 52 43 4d 41 72 30 00
image/bmp	bmp	42 4d
application/x-mobipocket-ebook	prc	42 4f 4f 4b 4d 4f 42 49
application/x-bzip2	bz2	42 5a 68
application/x-iso9660-image	iso	43 44 30 30 31
application/mac-compactpro	cpt	43 50 54 37 46 49 4c 45 43 50 54 46 49 4c 45
application/x-shockwave-flash	swf	43 57 53 46 57 53 5a 57 53
application/x-cdlink	vcd	45 4e 54 52 59 56 43 44
image/vnd.ms-modi	mdi	45 50
video/x-flv	flv	46 4c 56
audio/x-aiff	aiff	46 4f 52 4d 00
message/rfc822	eml	46 72 6f 6d 52 65 74 75 72 6e 2d 50 58 2d
image/gif	gif	47 49 46 38
image/tiff	tif tiff	49 20 49 49 49 2a 00 4d 4d 00 2a 4d 4d 00 2b
audio/mpeg	mp3	49 44 33
application/vnd.ms-cab-compressed	cab	49 53 63 28 4d 53 43 46
application/vnd.ms-htmlhelp	chm	49 54 53 46
application/java-archive	jar	4a 41 52 43 53 00 50 4b 03 04 50 4b 03 04 14 00 08 00 5f 27 a8 89
application/x-ms-shortcut	lnk	4c 00 00 00 01 14 02 00
application/x-tgif	obj	4c 01 80
application/vnd.palm	pdb	4d 2d 57 20 50 6f 63 6b 4d 69 63 72 6f 73 6f 66 74 20 43 2f 43 2b 2b 20 73 6d 5f 73 7a 65 7a ac ed 00 05 73 72 00 12
application/vnd.tcpdump.pcap	dmp cap	4d 44 4d 50 93 a7 50 41 47 45 44 55 52 54 53 53 58 43 50 00
application/vnd.smaf	mmf	4d 4d 4d 44 00 00
audio/midi	mid midi rmi	4d 54 68 64 52 49 46 46
application/vnd.rim.cod	cod	4e 61 6d 65 3a 20
audio/ogg	oga ogg	4f 67 67 53 00 02 00 00
video/ogg	ogv	4f 67 67 53 00 02 00 00
application/ogg	ogx	4f 67 67 53 00 02 00 00
image/x-portable-graymap	pgm	50 35 0a
application/zip	zip	50 4b 03 04 50 4b 03 04 50 4b 03 04 14 00 01 00 50 4b 05 06 50 4b 07 08
application/vnd.openxmlformats-officedocument.wordprocessingml.document	docx	50 4b 03 04 50 4b 03 04 14 00 06 00
application/vnd.openxmlformats-officedocument.presentationml.presentation	pptx	50 4b 03 04 50 4b 03 04 14 00 06 00
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet	xlsx	50 4b 03 04 50 4b 03 04 14 00 06 00
application/vnd.google-earth.kmz	kmz	50 4b 03 04
application/vnd.kde.kword	kwd	50 4b 03 04
application/vnd.oasis.opendocument.text	odt	50 4b 03 04
application/vnd.oasis.opendocument.presentation	odp	50 4b 03 04
application/vnd.oasis.opendocument.text-template	ott	50 4b 03 04
application/vnd.sun.xml.calc	sxc	50 4b 03 04 50 4b 03 04
application/vnd.sun.xml.draw	sxd	50 4b 03 04
application/vnd.sun.xml.impress	sxi	50 4b 03 04
application/vnd.sun.xml.writer	sxw	50 4b 03 04
application/x-msmetafile	wmz wmf	50 4b 03 04 d7 cd c6 9a
application/x-xpinstall	xpi	50 4b 03 04
application/vnd.ms-xpsdocument	xps	50 4b 03 04
application/epub+zip	epub	50 4b 03 04 0a 00 02 00
image/x-cmx	cmx	52 49 46 46
video/x-msvideo	avi	52 49 46 46
audio/x-wav	wav	52 49 46 46
image/webp	webp	52 49 46 46
application/x-rar-compressed	rar	52 61 72 21 1a 07 00
application/x-stuffit	sit	53 49 54 21 00 53 74 75 66 66 49 74 20
application/vnd.yamaha.smaf-phrase	spf	53 50 46 49 00
application/vnd.lotus-wordpro	lwp	57 6f 72 64 50 72 6f
application/pls+xml	pls	5b 70 6c 61 79 6c 69 73 74 5d
audio/x-caf	caf	63 61 66 66
application/x-csh	csh	63 75 73 68 00 00 00 02
application/pkcs10	p10	64 00 00 00
audio/x-flac	flac	66 4c 61 43 00 00 00 22
application/pkix-attr-cert	ac	72 69 66 66
application/x-apple-diskimage	dmg	78 01 73 0d 62 62 60
application/vnd.xara	xar	78 61 72 21
application/rtf	rtf	7b 5c 72 74 66 31
image/png	png	89 50 4e 47 0d 0a 1a 0a
application/applixware	aw	8a 01 09 00 00 00 e1 08
application/java-vm	class	ca fe ba be
application/vnd.ms-powerpoint	pps ppt	d0 cf 11 e0 a1 b1 1a e1
application/vnd.ms-excel	xla xls	d0 cf 11 e0 a1 b1 1a e1
audio/adpcm	adp	d0 cf 11 e0 a1 b1 1a e1
application/vnd.lotus-approach	apr	d0 cf 11 e0 a1 b1 1a e1
application/x-mspublisher	pub	d0 cf 11 e0 a1 b1 1a e1
application/vnd.visio	vsd	d0 cf 11 e0 a1 b1 1a e1
application/x-xz	xz	fd 37 7a 58 5a 00
application/vnd.wordperfect	wpd	ff 57 50 43
image/jpeg	jpe jpeg jpg	ff d8 ff
audio/x-aac	aac	ff f1 ff f9