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[mplayer/greg.git] / DOCS / zh / cd-dvd.html
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1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
2 <HTML>
4 <HEAD>
5 <TITLE>CD£¬DVD£¬VCD -- MPlayer -- LinuxϵĵçÓ°²¥·ÅÆ÷</TITLE>
6 <LINK REL="stylesheet" TYPE="text/css" HREF="../default.css">
7 <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=gbk">
8 </HEAD>
10 <BODY>
13 <H2><A NAME="drives">4.1 CD/DVD¹âÇý</A></H2>
15 <P>LinuxÎļþժ¼£º</P>
17 <P>ÏÖ´úµÄCD-ROM¹âÇýÄܴﵽʮ·Ö¸ßµÄÍ·Ëٶȣ¬»¹ÓÐһЩCD-ROM¹âÇýÄÜÔËÐÐÔÚ±»Õý³£Çé¿öµÍµÄËÙ¶ÈÉÏ¡£Ä㿼ÂǸıäCD-ROM¹âÇýµÄËٶȿÉÄÜÓÐÈô¸ÉÔ­Òò£º</P>
19 <UL>
20 <LI>ÔÚ¸æËßÇé¿öÏ·¢Éú¶ÁÈ¡´íÎó£¬ÓÈÆä¶ÔÓÚѹÖƲ»ºÃµÄCD-ROM¡£½µµÍËÙ¶ÈÄÜ·ÀÖ¹ÕâÖÖÇé¿öϵÄÊý¾Ý¶ªÊ§¡£</LI>
21 <LI>ºÜ¶àCD-ROM¹âÇýµÄÉùÒô³³µÄÌÖÑᣬµÍµÄËٶȿÉÒÔ½µµÍÔëÒô¡£</LI>
22 </UL>
24 <P>ÄãÄÜʹÓÃhdparm»òÒ»¸ö½ÐsetcdµÄ³ÌÐòÀ´½µµÍ¹âÇýµÄËٶȡ£ËüÊÇÕâÑù¹¤×÷µÄ£º</P>
26 <P>&nbsp;&nbsp;&nbsp;&nbsp;<CODE>hdparm -E [speed] [cdrom device]</CODE></P>
28 <P>&nbsp;&nbsp;&nbsp;&nbsp;<CODE>setcd -x [speed] [cdrom device]</CODE></P>
30 <P>ÄãÒ²¿ÉÒÔÊÔÊÔ</P>
32 <P>&nbsp;&nbsp;&nbsp;&nbsp;<CODE>echo current_speed:4 &gt; /proc/ide/[cdrom device]/settings</CODE></P>
34 <P>µ«ÕâÑùÄãÐèÒªrootȨÏÞ¡£ÏÂÃæÕâ¸öÃüÁîÒ²ÓÐÓô¦£º</P>
36 <P>&nbsp;&nbsp;&nbsp;&nbsp;<CODE>echo file_readahead:2000000 &gt; /proc/ide/[cdrom device]/settings</CODE></P>
38 <P>Õâ°ÑÎļþÔ¤¶ÁÈ¡ÉèÖÃΪ2MB£¬¶ÔÓÚ¹ÎÉ˵ÄCD-ROMÓкô¦¡£Èç¹ûÄã°ÑÕâ¸öÖµÉèÖõÄÌ«´ó£¬ÄãµÄ¹âÇý»á²»Í£µÄת£¬
39 ÏÔÖøµÄ½µµÍЧÂÊ¡£½¨ÒéÄãͬʱҲÓÃhdparmµ÷ÕûÄãµÄCD-ROM¹âÇý£º</P>
41 <P>&nbsp;&nbsp;&nbsp;&nbsp;<CODE>hdparm -d1 -a8 -u1 (cdrom device)</CODE></P>
43 <P>Õ⿪ÆôDMA´æÈ¡£¬Ô¤¶ÁÈ¡£¬ºÍIRQ unmasking(ϸ½Ú½âÊÍÇëÔĶÁhdparmµÄman page)¡£</P>
45 <P>ΪÁËÓÅ»¯ÄãµÄCD-ROMÇë²Î¿¼"<CODE>/proc/ide/[cdrom device]/settings</CODE>"¡£</P>
47 <P>SCSIÇý¶¯Æ÷ûÓÐÒ»¸öͳһµÄÉèÖòÎÊýµÄ·½·¨(ÄãÖªµÀÕâÑùÒ»ÖÖ·½·¨£¿¸æËßÎÒÃÇ£¡) ÓÐÒ»ÖÖ¹¤¾ß¿ÉÒÔÓÃÓÚ<A
48 HREF="http://das.ist.org/~georg/">PlextorµÄSCSIÇý¶¯Æ÷</A>¡£</P>
50 <P>FreeBSD:</P>
52 <P>&nbsp;&nbsp;&nbsp;&nbsp;Speed: <CODE>cdcontrol [-f device] speed [speed]</CODE></P>
53 <P>&nbsp;&nbsp;&nbsp;&nbsp;DMA: <CODE>sysctl hw.ata.atapi_dma=1</CODE></P>
55 <H2><A NAME="dvd">4.2 DVD²¥·Å</A></H2>
57 <P>¿ÉÓÃÑ¡ÏîµÄÍêÕûÁбí²Î¼ûman page¡£²¥·Å±ê×¼µÄÊý×ֶ๦ÄܵúƬ(DVD)µÄÓï·¨ÈçÏ£º</P>
59 <P><CODE>mplayer dvd://&lt;track&gt; [-dvd-device &lt;device&gt;]</CODE></P>
61 <P>ʾÀý£º<CODE>mplayer dvd://1 -dvd-device /dev/hdc</CODE></P>
63 <P>ĬÈϵÄDVDÉ豸ÊÇ<CODE>/dev/dvd</CODE>¡£Èç¹ûÄãµÄÉèÖò»Í¬£¬×÷Ò»¸ö·ûºÅÁ´½Ó£¬»òÕßÔÚÃüÁîÐÐÖÐÓÃ<CODE>-dvd-device</CODE>Ñ¡Ïî
64 Ö¸¶¨Ò»¸öÕýÈ·µÄÉ豸¡£</P>
66 <H4>ÐÂʽµÄDVDÖ§³Ö(mpdvdkit2)</H4>
68 <P>MPlayerʹÓÃ<CODE>libdvdread</CODE>ºÍ<CODE>libdvdcss</CODE>½øÐÐDVD½âÃܺͻطš£ÕâÁ½¸ö¿â°üº¬ÔÚMPlayerÔ´ÂëÊ÷µÄ<CODE>libmpdvdkit/</CODE>
69 ×ÓĿ¼ÖУ¬Äã²»ÐèÒªµ¥¶À°²×°ËûÃÇ¡£ÎÒÃÇÑ¡ÔñÕâÖÖ½â¾ö·½°¸ÊÇÒòΪÎÒÃDZØÐëÐÞÕýÒ»¸ölibdvdreadµÄbug£¬²¢ÇÒ¸ølibdvdcssÌí¼ÓÒ»¸ö<B>cracked CSS keys caching support</B>µÄ²¹¶¡¡£
70 Õâ´øÀ´¼«´óµÄËÙ¶ÈÌáÉý£¬ÒòΪ²»ÓÃÔÚÿ´Î²¥·Å֮ǰ¶¼ÆƽâÃÜÔ¿¡£</P>
72 <P>MPlayerÒ²ÄÜʹÓÃϵͳµÄ<CODE>libdvdread</CODE>ºÍ<CODE>libdvdcss</CODE>¿â£¬µ«ÕâÖÖ½â¾ö·½·¨<B>²»</B>ÍƼö£¬ÒòΪËü»áµ¼ÖÂbug£¬¿âµÄ²»¼æÈÝ£¬²¢ÇÒ½µµÍËٶȡ£</P>
74 <H4>DVDµ¼º½²Ëµ¥Ö§³Ö(dvdnav)</H4>
76 <P>ͨ¹ý<CODE>dvdnav</CODE>Ö§³ÖDVDµ¼º½²Ëµ¥µÄ¹¤×÷ÒѾ­¿ªÊ¼£¬µ«Ëü¿ÉÄÜÓÀÔ¶²»»áÍê³É¶øÇÒÏÖÔÚÎÞÈËά»¤¡£Ë­ÖªµÀ£¬Ëü¿ÉÄÜ»¹ÄܱàÒë¹ýÈ¥¡£</P>
78 <H4>ÀÏʽDVDÖ§³Ö -- ¿ÉÑ¡</H4>
80 <P>Èç¹ûÄãÏë´ÓÓ²ÅÌÉϲ¥·Å±àÂëµÄVOBÊÇÓÐÓá£Îª´ËÒª±àÒë²¢°²×°<B>libcss</B>0.0.1(²»Òª¸üеÄ)(Èç¹ûMPlayer¼ì²â²»µ½Ëü£¬Ê¹ÓÃ<CODE>-csslib /path/to/libcss.so</CODE>Ñ¡Ïî)¡£ÎªÁËʹÓÃËüÄã±ØÐëÊÇroot£¬Ê¹ÓÃÒ»¸ösuid rootÁ˵ÄMPlayer¶þ½øÖƳÌÐò»òÕßÈÃMPlayerµ÷ÓÃsuid-rootÁ˵Äfibmap_mplayerÍâ¿Ç³ÌÐò¡£</P>
82 <H4>DVD½á¹¹</H4>
84 <P>DVDÅÌÿ¸öÉÈÇøÓÐ2048×Ö½Ú¸½´øECC/CRC¡£ËüÃǾ­³£ÔÚÒ»¸öÒô¹ìÉÏʹÓÃÒ»¸öUDFÎļþ½á¹¹£¬°üº¬¸÷ÖÖÎļþ(СµÄ.IFOºÍ.BUKÎļþºÍ´óµÄ
85 (1GB) .VOBÎļþ)¡£ËüÃÇÊÇÕæÕýµÄÎļþ£¬¿ÉÒÔÔÚÒ»¸ömountÁ˵Äδ¼ÓÃܵÄDVDµÄÎļþϵͳÉϱ»¸´ÖÆ/²¥·Å¡£</P>
87 <P>.IFOÎļþ°üº¬µçÓ°µÄµ¼º½ÐÅÏ¢(chapter/title/angle map, ÓïÑÔ±íµÈµÈ)ÐèÒªËüÀ´¶ÁÈ¡ºÍ½âÊÍ.VOBÎļþµÄÄÚÈÝ(µçÓ°)¡£.BUKÎļþÊÇËüÃǵı¸·Ý¡£
88 ËüÃǵ½´¦Ê¹ÓÃ<B>ÉÈÇø</B>£¬ËùÒÔÄãÐèҪʹÓõúƬÉÏÉÈÇøµÄδ¾­´¦ÀíµÄµØÖ·ÀàʵÏÖDVDµ¼º½²Ëµ¥ºÍÄÚÈݽâÃÜ¡£</P>
90 <P>Õû¸öµÄÀÏʽDVDÖ§³ÖʹÓÃ<CODE>libcss</CODE>ËùÒÔÐèÒªÒ»¸ömountÁ˵ÄDVDÎļþϵͳºÍÖ±½ÓµÄ»ùÓÚÉÈÇøµÄÉ豸·ÃÎÊ¡£²»ÐÒµÄÊÇ(ÔÚLinuxÏÂ)Äã±ØÐë
91 ÊÇroot²ÅÄܵõ½Ò»¸öÎļþµÄÉÈÇøµØÖ·¡£ÄãÓÐÒÔϼ¸ÖÖÑ¡Ôñ£º</P>
93 <UL>
94 <LI>³ÉΪroot»òÕßʹÓÃÒ»¸ösuid-rootµÄmplayer¶þ½øÖƳÌÐò¡£</LI>
95 <LI>ÈÃMPlayerµ÷ÓÃsuid-rootµÄfibmap_mplayerÍâ¿Ç³ÌÐòÀ´·ÃÎÊDVD(ʹÓÃͨ¹ý<CODE>libcss</CODE>µÄÀÏʽDVD²¥·Å·½Ê½)¡£</LI>
96 <LI>¸ù±¾²»Ê¹ÓÃÄں˵ÄÎļþϵͳÇý¶¯¶øÊÇÔÚÓû§¿Õ¼äÖØÐÂʵÏÖËü¡£<CODE>libdvdread</CODE> 0.9.xºÍ<CODE>libmpdvdkit</CODE>
97 ¾ÍÊÇÕâô×öµÄ(ÐÂʽDVDÖ§³Ö)¡£Äں˵ÄUDFÎļþϵͳÇý¶¯ÊDz»ÐèÒªµÄÒòΪËüÃÇÓÐ×Ô¼ºÄÚ½¨µÄUDFÎļþϵͳÇý¶¯¡£Í¬ÑùDVD²»ÐèÒªmount
98 ÒòΪֻÐèҪʹÓÃÖ±½ÓµÄ»ùÓÚÉÈÇøµÄ·ÃÎÊ¡£</LI>
99 </UL>
101 <P>ÓÐʱ<CODE>/dev/dvd</CODE>Óû§²»ÄܶÁÈ¡£¬ËùÒÔ<CODE>libdvdread</CODE>µÄ×÷ÕßÉè¼ÆÁËÒ»¸öÄ£Äâ²ã°ÑÉÈÇøµØÖ·±ä»»ÎªÎļþÃû
102 +Æ«ÒÆÁ¿£¬ÓÃÀ´ÔÚÒ»¸ömountÁ˵ÄÎļþϵͳÉõÖÁÓ²ÅÌÉÏÄ£ÄâÖ±½Ó·ÃÎÊ¡£</P>
104 <P><CODE>libdvdread</CODE>ÉõÖÁ¿ÉÒÔͨ¹ýmountpoint¶ø²»ÊÇÉ豸Ãû£¬Í¨¹ý·ÃÎÊ<CODE>/proc/mounts</CODE>²éÕÒÉ豸ÃûÀ´½øÐÐÖ±½Ó·ÃÎÊ£¬
105 ÕâÊÇΪSolarisÉè¼ÆµÄ£¬ÄÇÀïÉ豸ÃûÊǶ¯Ì¬·ÖÅäµÄ¡£</P>
107 <P>ĬÈϵÄDVDÉ豸ÊÇ<CODE>/dev/dvd</CODE>¡£Èç¹ûÄãµÄÉèÖò»Í¬£¬×÷Ò»¸ö·ûºÅÁ´½Ó£¬»òÕßÔÚÃüÁîÐÐÖÐÓÃ<CODE>-dvd-device</CODE>Ñ¡Ïî
108 Ö¸¶¨Ò»¸öÕýÈ·µÄÉ豸¡£</P>
110 <H4>DVDÈÏÖ¤</H4>
112 <P>ÐÂʽDVDÖ§³ÖµÄÈÏÖ¤ºÍ½âÃܵķ½·¨ÊÇͨ¹ýÒ»¸ö´òÁ˲¹¶¡µÄ<CODE>libdvdcss</CODE>(¼ûÉÏÃæ)À´Íê³ÉµÄ¡£¿ÉÒÔͨ¹ýÖ¸¶¨»·¾³
113 ±äÁ¿<CODE>DVDCSS_METHOD</CODE>À´ÉèÖýâÃÜ·½·¨£¬¿ÉÒÔÉèÖõÄֵΪ<CODE>key</CODE>, <CODE>disk</CODE>»òÕß<CODE>title</CODE>¡£</P>
115 <P>Èç¹ûʲô¶¼Ã»ÓÐÖ¸¶¨Ëü½«»á³¢ÊÔÏÂÁз½·¨(ĬÈÏ: key, title request)£º</P>
117 <OL>
118 <LI><B>bus key:</B> Õâ¸öÃÜÔ¿ÔÚÈÏÖ¤(Ò»³¤´®µÄioctlsºÍ¸÷ÖÖÃÜÔ¿µÄ½»»»£¬¼ÓÃܵĶ«Î÷µÄ»ìºÏ)µÄ¹ý³ÌÖÐÈ·¶¨£¬È»ºóÔÚͨ¹ýûÓб£»¤µÄ
119 ×ÜÏß֮ǰÓÃËü¼ÓÃÜtitleºÍdisk keys(·ÀÖ¹ÇÔÌý)¡£ÐèÒªbus keyÀ´»ñµÃ¼ÓÃܵÄdisk key²¢¶ÔÆä½øÐÐÔ¤½âÃÜ.</LI>
120 <LI><B>cached key:</B> MPlayerÑ°ÕÒÒѾ­ÆƽâµÄtitle keys£¬´æ·ÅÔÚ<CODE>~/.mplayer/DVDKeys</CODE>Ŀ¼ÏÂ(ºÜ¿ì;).</LI>
121 <LI><B>key:</B> Èç¹ûûÓпÉÓõÄcached key£¬MPlayer³¢ÊÔʹÓò¥·ÅÆ÷ÃÜÔ¿À´¶Ôdisk key½øÐнâÃÜ¡£</LI>
122 <LI><B>disk:</B> Èç¹ûÃÜÔ¿·½·¨Ê§°Ü(±ÈÈ磺ûÓÐ×Ô´øµÄ²¥·ÅÆ÷ÃÜÔ¿)£¬MPlayer½«»áʹÓÃÒ»ÖÖ±©Á¦Ëã·¨À´Æƽâdisk key¡£
123 Õâ¸ö¹ý³Ì·Ç³£ÏûºÄCPU¶øÇÒÐèÒª64 MBÄÚ´æ(16MµÄ32BitµÄÕû¸öhash±í)À´´æ´¢ÁÙʱÊý¾Ý¡£ÕâÖÖ·½·¨×ÜÄÜÆð×÷ÓÃ(ºÜÂý)¡£</LI>
124 <LI><B>title request:</B> ÓÐÁËdisk keyÒÔºóMPlayerÐèÒª¼ÓÃܵÄtitle keys£¬Ëü±»ÓÃ<CODE>ioctl()</CODE>´¢´æÔÚ<I>Òþ²ØÉÈÇø</I>Àï¡£
125 RPC-2Çý¶¯Æ÷µÄµØÇø±£»¤ÔÚÕâÒ»²½ÊµÏÖ£¬ËùÒÔÔÚÕâÑùµÄÇý¶¯Æ÷ÉÏ¿ÉÄÜ»áʧ°Ü¡£Èç¹û³É¹¦µÄ»°£¬½«Ê¹ÓÃbusºÍdisk key¶Ôtitle keys½øÐнâÃÜ¡£</LI>
126 <LI><B>title:</B> Õâ¸ö·½·¨ÔÚtitle request·½·¨Ê§°ÜʱʹÓ㬲»ÒÀÀµÓÚÓëDVDÇý¶¯Æ÷µÄÈκÎÃÜÔ¿½»»»¡£ËüʹÓÃÒ»ÖÖ¼ÓÃÜÆƽâµÄ·½·¨
127 Ö±½Ó²Â²âtitle key(ͨ¹ýÑ°ÕÒÒѽâÃܵÄVOBÄÚÈÝÖеÄÒ»ÖÖÖظ´¸ñʽȻºó²Â²â¼ÓÃܲ¿·ÖµÄÇ°¼¸¸ö×Ö½ÚÊÇÕâÖÖ¸ñʽµÄÑÓÐø)¡£
128 ÕâÖÖ·½·¨Ò²±»³ÉΪ"ÒÑÖªÃ÷ÎĹ¥»÷"»òÕß"DeCSSPlus"¡£ºÜÉÙµÄÇé¿öÏ£¬ÒòΪµúƬÉÏûÓÐ×ã¹»µÄ¼ÓÃÜÊý¾ÝÀ´½øÐÐͳ¼Æ¹¥»÷»òÕßÒòΪÃÜÔ¿½»»»
129 ·¢ÉúÔÚÒ»¸ötitleµÄÖм䣬ÕâÖÖ·½·¨»áʧ°Ü¡£ÕâÖÖ·½·¨ÊǽâÃÜÒ»¸ö´¢´æÔÚÓ²ÅÌÉϵÄDVD»òÕßÔÚÒ»¸öRPC2Çý¶¯Æ÷É϶ÁÈ¡Ò»¸öµØÇø´íÎóµÄDVD
130 µÄΨһ·½·¨(ºÜÂý)¡£</LI>
131 </OL>
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134 ¿ÉÄÜÐèÒª/ÍƼö½«¹Ì¼þÉý¼¶µ½RPC-1¡£¹Ì¼þÉý¼¶¿ÉÒÔÔÚÕâÀï<A HREF="http://www.firmware-flash.com">firmware page</A>ÕÒµ½¡£
135 Èç¹ûûÓпÉÓÃÓÚÄãµÄÉ豸µÄ¹Ì¼þÉý¼¶£¬Ê¹ÓÃ<A
136 HREF="http://www.linuxtv.org/download/dvd/dvd_disc_20000215.tar.gz">ÇøÓòÉ趨¹¤¾ß</A>À´ÉèÖÃÄãµÄ
137 DVDÇý¶¯Æ÷µÄµØÇø(ÔÚLinuxÏÂ)¡£<B>¾¯¸æ£º</B> ÄãÖ»ÓÐ5´ÎÉèÖõØÇøµÄ»ú»á¡£</P>
141 <H2><A NAME="vcd">4.3 VCD»Ø·Å</A></H2>
143 <P>¿ÉÓÃÑ¡ÏîµÄÍêÕûÁбíÇëÔĶÁman page¡£²¥·ÅÒ»¸ö±ê×¼µÄVideo CD(VCD)µÄÓï·¨ÈçÏ£º</P>
145 <P>²¥·Å±ê×¼µÄVideo CDs£º</P>
147 <P><CODE>mplayer vcd://&lt;track&gt; [-cdrom-device &lt;device&gt;]</CODE></P>
149 <P>ʾÀý£º<CODE>mplayer vcd://2 -cdrom-device /dev/hdc</CODE></P>
151 <P>ĬÈϵÄVCDÉ豸ÊÇ<CODE>/dev/cdrom</CODE>¡£Èç¹ûÄãµÄÉèÖò»Í¬£¬×÷Ò»¸ö·ûºÅÁ´½Ó£¬»òÕßÔÚÃüÁîÐÐÖÐÓÃ<CODE>-cdrom-device</CODE>Ñ¡Ïî
152 Ö¸¶¨Ò»¸öÕýÈ·µÄÉ豸¡£</P>
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157 <P>´ËÍâÄ㻹¿ÉÒÔʹÓÃ<A HREF="http://140.132.1.204/OS/Linux/packages/X/viewers/readvcd/">readvcd</A>ÌáÈ¡VCDÖеÄÊý¾Ý£¬²¢ÓÃ
158 MPlayer²¥·Å»ñµÃµÄÎļþ¡£</P>
161 <H4>VCD½á¹¹</H4>
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165 <UL>
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167 (ͼÏñ£¬ÎÄ×ֵȵÈ)¡£</LI>
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170 <CODE>vcd://2</CODE>¡£</LI>
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