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  13 <H1><A NAME="appendix_b">¸½Â¼B -- ÈçºÎ±¨¸æbug</A></H1>
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  15 <P>ºÃµÄbug±¨¸æ¶ÔÈÎºÎÈí¼þÏîÄ¿µÄ·¢Õ¹¶¼ÊÇÊ®·ÖÓÐ¼ÛÖµµÄ¹±Ï×¡£µ«ÊÇ¾ÍÏóÐ´ºÃµÄÈí¼þÒ»Ñù£¬ºÃµÄÎÊÌâ±¨¸æÒ²ÐèÒªÒ»Ð©¹¤×÷¡£ÇëÃ÷°×´ó¶àÊý¿ª·¢ÕßÃ¦µÄÒªËÀ²¢ÇÒ»áÊÕµ½
  16 ¶àµÄ±äÌ¬µÄµç×ÓÓÊ¼þ¡£ËùÒÔ¾¡¹ÜÄãµÄ·´À¡¶Ô¸Ä½øMPlayerÖÁ¹ØÖØÒª¶øÇÒ·Ç³£ÖµµÃÔÞÉÍ£¬Ï£ÍûÄãÀí½âÄã±ØÐëÌá¹©ÎÒÃÇÐèÒªµÄ<B>ËùÓÐ</B>ÐÅÏ¢²¢ÇÒÑÏ¸ñ×ñÑÕâ¸ö
  17 ÎÄ¼þÖÐµÄÖ¸µ¼½øÐÐ¡£</P>
  18
  19
  20 <H2><A NAME="fix">B.1 ÈçºÎÐÞ¸´bug</A></H2>
  21
  22 <P>Èç¹ûÄã¾õµÃÄãÓÐ×ã¹»µÄ¼¼ÇÉ»¶ÓÄã³¢ÊÔ×Ô¼ºÐÞÕýbug¡£»¹ÊÇÄãÒÑ¾ÕâÃ´¸ÉÁË£¿ÇëÔÄ¶Á<A HREF="../tech/patches.txt">Õâ¸ö¼ò¶ÌµÄÎÄ¼þ</A>ÁË½âÔõÑùÈÃÄãµÄ´úÂë
  23 °üÀ¨µ½MPlayerµÄ´úÂëÖÐ¡£Èç¹ûÄãÓÐÎÊÌâ¿ÉÒÔ´Ó¼ÓÈë<A HREF="http://mplayerhq.hu/mailman/listinfo/mplayer-dev-eng">mplayer-dev-eng</A>
  24 ÓÊ¼þÁÐ±íµÄÈËÄÇÀï»ñµÃ°ïÖú¡£</P>
  25
  26
  27 <H2><A NAME="report">B.2 ÈçºÎ±¨¸æbug</A></H2>
  28
  29 <P>Ê×ÏÈ£¬ÇëÏÈ³¢ÊÔMPlayer×îÐÂµÄCVS°æ±¾£¬ÒòÎªÄãµÄbugÔÚÄÇÀï¿ÉÄÜÒÑ¾±»ÐÞÕýÁË¡£·¢Õ¹¹ý³Ì½øÕ¹µÄÏàµ±¿ì£¬¹Ù·½·¢ÐÐ°æµÄ´ó²¿·ÖÎÊÌâÔÚ¼¸ÌìÉõÖÁ¼¸Ð¡Ê±Ö®ÄÚ
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  32  HREF="documentation.html#known_bugs">ÒÑÖªµÄbug</A>ºÍÎÄ¼þµÄÆäËû²¿·Ö¡£Èç¹ûÄãµÄÎÊÌâÎÒÃÇÃ»ÓÐÌáµ½»òÕß°´ÕÕÎÒÃÇÌá¹©µÄ²½ÖèÃ»ÓÐ½â¾ö£¬ÄÇÃ´Çë±¨¸æbug¡£</P>
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  34 <P>Çë²»ÒªË½ÏÂµ¥¶ÀÏò¿ª·¢Õß±¨¸æbug¡£ÕâÊÇÒ»ÏîÉçÇø¹¤×÷ËùÒÔ¿ÉÄÜÓÐÈô¸ÉÈË¶¼¶ÔËü¸ÐÐËÈ¤¡£ÓÐÊ±ÆäËüÓÃ»§ÒÑ¾Óöµ½¹ýÄãµÄÂé·³²¢ÇÒÖªµÀÈçºÎÈÆ¹ýÕâ¸öÎÊÌâ
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  37 <P>Çë¾¡¿ÉÄÜÏêÏ¸µÄÃèÊöÄãµÄÎÊÌâ¡£×öÒ»Ð©Ð¡µÄÕìÌ½¹¤×÷À´È·¶¨ÎÊÌâ·¢ÉúµÄÇé¿öµÄ·¶Î§¡£Õâ¸öbugÖ»ÔÚÒ»¶¨µÄÇé¿öÖÐ³öÏÖÂð£¿»òÊÇ¾ßÌåÕë¶ÔÌØ¶¨ÎÄ¼þ»òÕßÎÄ¼þÀàÐÍÂð£¿
  38 ËüÊÇÕë¶ÔÓÚÎ¨Ò»µÄ±àÂë¸ñÊ½»¹ÊÇ¶ÀÁ¢ÓÚ±àÂë¸ñÊ½µÄ£¿ÄãÄÜÓÃËùÓÐµÄÊä³öÇý¶¯ÖØÏÖËüÂð£¿ÄãÌá¹©µÄÐÅÏ¢Ô½¶àÎÒÃÇµÄÐÞ¸´ÄãµÄÎÊÌâµÄ»ú»á¾ÍÔ½´ó¡£±ðÍüÁËÒ²Òª°üÀ¨ÏÂÃæËùÒªÇóµÄ
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  40
  41 <P>ÓÐÆªÎÄ²É·ÉÑïµÄ¹ØÓÚÈçºÎÔÚ¹«¹²ÂÛÌ³ÉÏÌáÎÊµÄ¼«ºÃµÄÖ¸µ¼ÊÇ<A HREF="http://www.catb.org/~esr/">Eric S. Raymond</A>Ð´µÄ<A
  42 HREF="http://www.catb.org/~esr/faqs/smart-questions.html">How To Ask Questions The Smart Way</A>¡£»¹ÓÐÁíÒ»Æª<A
  43 HREF="http://www.chiark.greenend.org.uk/~sgtatham/">Simon Tatham</A>Ð´µÄ<A
  44 HREF="http://www.chiark.greenend.org.uk/~sgtatham/bugs.html">ÈçºÎÓÐÐ§µÄ±¨¸æBugs</A>¡£
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  48
  49 <H2><A NAME="where">B.3 ÏòÄÄÀï±¨¸æ´íÎó£¿</A></H2>
  50
  51 <P>¶©ÔÄmplayer-usersÓÊ¼þÁÐ±í£º<BR>
  52   &nbsp;&nbsp;&nbsp;&nbsp;<A HREF="http://mplayerhq.hu/mailman/listinfo/mplayer-users">http://mplayerhq.hu/mailman/listinfo/mplayer-users</A><BR>
  53   Í¬Ê±£¬°ÑÄãµÄbug·¢ËÍµ½£º<BR>
  54   &nbsp;&nbsp;&nbsp;&nbsp;<A HREF="mailto:mplayer-users@mplayerhq.hu">mplayer-users@mplayerhq.hu</A></P>
  55
  56 <P>Õâ¸öÁÐ±íÊ¹ÓÃµÄÓïÑÔÊÇ<B>Ó¢Óï</B>¡£Çë×ñÑ±ê×¼µÄ<A HREF="http://www.ietf.org/rfc/rfc1855.txt">ÍøÂçÀñ½ÚÖ¸µ¼</A>²¢ÇÒ<B>²»Òª·¢ËÍHTMLÓÊ¼þ</B>
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  60
  61
  62 <H2><A NAME="what">B.4 ±¨¸æÊ²Ã´£¿</A></H2>
  63
  64 <P>Äã¿ÉÄÜÐèÒªÔÚÄãµÄbug±¨¸æÖÐ°üÀ¨log£¬ÅäÖÃ»òÕßÑù±¾ÎÄ¼þ¡£Èç¹ûËüÃÇÖÐ¼äÓÐÊ²Ã´ÌØ±ð´óµÄ£¬×îºÃ°ÑËüÃÇÒÔÑ¹Ëõ¸ñÊ½(×îºÃÊÇgzip»òbzip2)
  65 ÉÏÔØµ½ÎÒÃÇµÄ<A HREF="ftp://mplayerhq.hu/MPlayer/incoming/">FTP·þÎñÆ÷</A>ÉÏ¡£ÎÒÃÇµÄÓÊ¼þÁÐ±íÉÏÒ»ÌõÏûÏ¢´óÐ¡ÏÞÖÆÊÇ80k£¬
  66 Èç¹ûÄãÓÐ±ÈÕâ¸ü´óµÄ¶«Î÷ÇëÑ¹Ëõ»òÉÏÔØËü¡£</P>
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  68 <H3><A NAME="system">B.4.1 ÏµÍ³ÐÅÏ¢</A></H3>
  69
  70 <UL>
  71   <LI>ÄãµÄLinux·¢ÐÐ°æ»òÕß²Ù×÷ÏµÍ³£¬±ÈÈç£º
  72     <UL>
  73       <LI>Red Hat7.1</LI>
  74       <LI>Slackware 7.0 + devel packs from 7.1 ...</LI>
  75     </UL>
  76   </LI>
  77   <LI>ÄÚºË°æ±¾£º<BR>
  78       <CODE>uname -a</CODE></LI>
  79   <LI>libc°æ±¾£º<BR>
  80       <CODE>ls -l /lib/libc[.-]*</CODE></LI>
  81   <LI>X°æ±¾£º<BR>
  82       <CODE>X -version</CODE></LI>
  83   <LI>gccºÍld°æ±¾£º<BR>
  84       <CODE>gcc -v<BR>
  85       ld -v </CODE></LI>
  86   <LI>binutils°æ±¾£º<BR>
  87       <CODE>as --version</CODE></LI>
  88   <LI>Èç¹ûÊÇÈ«ÆÁÄ£Ê½µÄÎÊÌâ£º
  89     <UL>
  90       <LI>´°¿Ú¹ÜÀíÆ÷ÀàÐÍºÍ°æ±¾</LI>
  91     </UL>
  92   </LI>
  93   <LI>Èç¹ûÊÇ¹ØÓÚXVIDIXµÄÎÊÌâ:
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  95       <LI>XÉ«Éî£º<BR>
  96           <CODE>xdpyinfo | grep "depth of root"</CODE></LI>
  97     </UL>
  98   </LI>
  99   <LI>Èç¹ûÊÇbuggyµÄGUI£º
 100     <UL>
 101       <LI>GTK°æ±¾</LI>
 102       <LI>GLIB°æ±¾</LI>
 103       <LI>libpng°æ±¾</LI>
 104       <LI>bug·¢ÉúÊ±GUIµÄ×´Ì¬</LI>
 105     </UL>
 106   </LI>
 107 </UL>
 108
 109
 110 <H3><A NAME="hardware">B.4.2 Ó²¼þºÍÇý¶¯</A></H3>
 111
 112 <UL>
 113   <LI>CPUÐÅÏ¢(½öÓÃÓÚLinux)£º<BR>
 114     <CODE>cat /proc/cpuinfo</CODE></LI>
 115   <LI>ÏÔ¿¨ÖÆÔì³§ºÍÐÍºÅ£¬ÀýÈç£º¡£
 116     <UL>
 117       <LI>ASUS V3800U chip: nVidia TNT2 Ultra pro 32MB SDRAM</LI>
 118       <LI>Matrox G400 DH 32MB SGRAM</LI>
 119     </UL>
 120   </LI>
 121   <LI>ÏÔ¿¨Çý¶¯ÀàÐÍ &amp; °æ±¾£¬e.g£º¡£
 122     <UL>
 123       <LI>X built-in driver</LI>
 124       <LI>nVidia 0.9.623</LI>
 125       <LI>Utah-GLX CVS 2001-02-17</LI>
 126       <LI>DRI from X 4.0.3</LI>
 127     </UL>
 128   </LI>
 129   <LI>Éù¿¨ÀàÐÍ &amp; Çý¶¯£¬ÀýÈç£º¡£
 130     <UL>
 131       <LI>Creative SBLive! Gold with OSS driver from oss.creative.com</LI>
 132       <LI>Creative SB16 with kernel OSS drivers</LI>
 133       <LI>GUS PnP with ALSA OSS emulation</LI>
 134     </UL>
 135   </LI>
 136   <LI>Èç¹û²»·ÅÐÄµÄ»°¶ÔlinuxÏµÍ³¿ÉÒÔÔÙ¸½ÉÏ<CODE>lspci -vv</CODE>µÄÊä³ö¡£</LI>
 137 </UL>
 138
 139
 140 <H3><A NAME="configure">B.4.3  ÅäÖÃÎÊÌâ</A></H3>
 141
 142 <P>Èç¹ûÄãÔÚÔËÐÐ<CODE>./configure</CODE>Ê±ÓÐÎÊÌâ£¬»òÕßÊ²Ã´¶«Î÷µÄ×Ô¶¯¼ì²âÊ§°Ü£¬¼ì²é<CODE>configure.log</CODE>¡£Äã¿ÉÄÜ»áÔÚÄÇÀïÕÒµ½
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 144 ÖÐ¸½ÉÏ<CODE>configure.log</CODE>¡£</P>
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 147 <H3><A NAME="compilation">B.4.4 ±àÒëÎÊÌâ</A></H3>
 148
 149 Çë¸½ÉÏÏÂÁÐÎÄ¼þ£º
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 151 <UL>
 152   <LI>config.h</LI>
 153   <LI>config.mak</LI>
 154 </UL>
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 156 Èç¹û±àÒëÊ§°Ü·¢ÉúÔÚÏÂÃæµÄÄ¿Â¼£¬¸½ÉÏÕâÐ©ÎÄ¼þ£º
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 158 <UL>
 159   <LI><CODE>Gui/config.mak</CODE></LI>
 160   <LI><CODE>libvo/config.mak</CODE></LI>
 161   <LI><CODE>libao2/config.mak</CODE></LI>
 162 </UL>
 163
 164 <H3><A NAME="playback">B.4.5 ²¥·ÅµÄÎÊÌâ</A></H3>
 165
 166 <P>Çë°üÀ¨MPlayerµÄÈß³¤Ë®Æ½Îª1µÄÊä³ö£¬µ«ÊÇ¼Ç×¡µ±Äã°ÑËüÕ³Ìùµ½ÄãµÄÓÊ¼þÖÐÊ±<B>²»ÒªÉ¾¼õÊä³öÄÚÈÝ</B>¡£¿ª·¢ÕßÃÇÐèÒªËùÓÐµÄÐÅÏ¢À´ÕýÈ·µÄ·ÖÎöÎÊÌâ¡£
 167 Äã¿ÉÒÔÏñÕâÑù°ÑÊä³öµ¼Èëµ½Ò»¸öÎÄ¼þÖÐ£º</P>
 168
 169 <P><CODE>&nbsp;&nbsp;&nbsp;&nbsp;mplayer -v [options] [filename] &gt; mplayer.log 2&gt;&amp;1</CODE></P>
 170
 171 <P>Èç¹ûÄãµÄÎÊÌâÊÇ¾ßÌå¶ÔÓÚÒ»¸ö»ò¸ü¶àµÄÎÄ¼þµÄ£¬ÄÇÃ´ÇëÉÏ´«ÓÐÎÊÌâµÄÎÄ¼þ£º</P>
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 173 <P>&nbsp;&nbsp;&nbsp;&nbsp;<A HREF="ftp://mplayerhq.hu/MPlayer/incoming/">ftp://mplayerhq.hu/MPlayer/incoming/</A></P>
 174
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 177
 178 <P><CODE>&nbsp;&nbsp;&nbsp;&nbsp;dd if=yourfile of=smallfile bs=1024k count=5</CODE></P>
 179
 180 <P>Ëü½«½ØÈ¡<STRONG>'your-file'</STRONG>µÄÍ·5Õ×²¢°ÑËûÃÇÐ´µ½<STRONG>'small-file'</STRONG>Àï¡£È»ºó£¬²âÊÔÒ»ÏÂÕâ¸öÐ¡ÎÄ¼þ£¬Èç¹ûbugÈÔÈ»´æÔÚÄÇÃ´ÄãµÄÑù±¾
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 182 ÄÇÃ´·¢ËÍ<STRONG>×¼È·µÄ</STRONG>URL¾Í×ã¹»ÁË¡£</P>
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 184
 185 <H3><A NAME="crash">B.4.6 ±ÀÀ£</A></H3>
 186
 187 <P>ÄãÓ¦¸ÃÔÚ<CODE>gdb</CODE>ÀïÃæÔËÐÐMPlayer²¢°ÑÍêÕûµÄÊä³ö·¢ËÍ¸øÎÒÃÇ£¬»òÕßÄãÓÐÒ»¸ö±ÀÀ£²úÉúµÄcore dump£¬Äã¿ÉÒÔ´Ó<CODE>Core</CODE>ÎÄ¼þÖÐÌáÈ¡
 188 ÓÐÓÃµÄÐÅÏ¢£¬ÏÂÃæ½ÌÄãÔõÃ´×ö£º</P>
 189
 190 <P>Èç¹ûÄãµÄ±ÀÀ£ÓÐÒ»¸öcore dumpÄÇÃ´¼ÌÐøÔÄ¶ÁÏÂÒ»¶Î£¬·ñÔòÌø¹ýËü¡£</P>
 191
 192 <H4><A NAME="debug">B.4.6.1 ÈçºÎ±£´æÒ»¸ö¿ÉÖØ¸´µÄ±ÀÀ£µÄÐÅÏ¢</A></H4>
 193
 194 ¿ªÆôµ÷ÊÔ´úÂëÖØÐÂ±àÒëMPlayer£º
 195
 196 <P><CODE>&nbsp;&nbsp;&nbsp;&nbsp;./configure --enable-debug=3<BR>
 197   &nbsp;&nbsp;&nbsp;&nbsp;make</CODE></P>
 198
 199 È»ºóÓÃgdbÔËÐÐMPlayer£º
 200
 201 <P><CODE>&nbsp;&nbsp;&nbsp;&nbsp;gdb mplayer</CODE></P>
 202
 203 ÏÖÔÚÄãÔÚgdbÄÚ¡£ÊäÈë£º
 204
 205 <P><CODE>&nbsp;&nbsp;&nbsp;&nbsp;run -v [options-to-mplayer] filename</code></P>
 206
 207 È»ºóÔÙÏÖÄãµÄ±ÀÀ£¡£Ò»µ©Äã³É¹¦ÁË£¬gdb½«»Øµ½ÃüÁîÐÐ£¬ÄãÐèÒªÊäÈë
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 209 <P><CODE>&nbsp;&nbsp;&nbsp;&nbsp;bt<BR>
 210   &nbsp;&nbsp;&nbsp;&nbsp;disass $pc-32 $pc+32<BR>
 211   &nbsp;&nbsp;&nbsp;&nbsp;info all-registers</CODE></P>
 212
 213 <H4><A NAME="core">B.4.6.2 ÈçºÎ´ÓÒ»¸öcore dumpÖÐÌáÈ¡³öÓÐÒâÒåµÄÐÅÏ¢</A></H4>
 214
 215 <P>Çë½¨Á¢ÏÂÃæµÄÃüÁîÎÄ¼þ£º</P>
 216
 217 <P><CODE>bt<BR>
 218   disass $pc-32 $pc+32<BR>
 219   info all-registers</CODE></P>
 220
 221 <P>È»ºóÖ±½ÓÔÚÄãµÄÃüÁîÐÐÏÂÖ´ÐÐÏÂÁÐÃüÁî£º</P>
 222
 223 <P>&nbsp;&nbsp;&nbsp;&nbsp;<CODE>gdb mplayer --core=core -batch --command=command_file &gt; mplayer.bug</CODE></P>
 224
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 226 <H2><A NAME="advusers">B.5 ÎÒÖªµÀÎÒÔÚ¸ÉÊ²Ã´...</A></H2>
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