使用FFmpeg将字幕文件集成到视频文件

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ffmpeg -i subtitle.srt subtitle.ass

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ffmpeg -i subtitle.ass subtitle.srt

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ffmpeg -i input.mp4 -i subtitles.srt -c:s mov_text -c:v copy -c:a copy output.mp4

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ffmpeg -i video.avi -vf subtitles=subtitle.srt out.avi

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ffmpeg -i video.mkv -vf subtitles=video.mkv out.avi

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ffmpeg -i video.mkv -vf subtitles=video.mkv:si=1 out.avi

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ffmpeg -i video.avi -vf "ass=subtitle.ass" out.avi

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Fontconfig error: Cannot load default config file [Parsed_ass_0 @ 0000000002bfa3e0] No usable fontconfig configuration file found,  using fallback. Fontconfig error: Cannot load default config file

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export FONTCONFIG_PATH=/opt/X11/lib/X11/fontconfig

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source ~/.bashrc

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<!-- Font directory list -->   <dir>/opt/X11/share/fonts</dir>  <dir>/usr/X11R6/lib/X11/fonts</dir>  <dir>~/.fonts</dir>  <dir>/Library/Fonts</dir>

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<?xml version="1.0"?> <!DOCTYPE fontconfig SYSTEM "fonts.dtd"> <!-- /etc/fonts/fonts.conf file to configure system font access --> <fontconfig>  <!--  DO NOT EDIT THIS FILE.  IT WILL BE REPLACED WHEN FONTCONFIG IS UPDATED.  LOCAL CHANGES BELONG IN ‘local.conf‘.   The intent of this standard configuration file is to be adequate for  most environments. If you have a reasonably normal environment and  have found problems with this configuration, they are probably  things that others will also want fixed. Please submit any  problems to the fontconfig bugzilla system located at fontconfig.org   Note that the normal ‘make install‘ procedure for fontconfig is to  replace any existing fonts.conf file with the new version. Place  any local customizations in local.conf which this file references.   Keith Packard -->  <!-- Font directory list -->   <dir>C:/Windows/Fonts</dir> <!--  Accept deprecated ‘mono‘ alias, replacing it with ‘monospace‘ -->  <match target="pattern">  <test qual="any" name="family">  <string>mono</string>  </test>  <edit name="family" mode="assign">  <string>monospace</string>  </edit>  </match>  <!--  Accept alternate ‘sans serif‘ spelling, replacing it with ‘sans-serif‘ -->  <match target="pattern">  <test qual="any" name="family">  <string>sans serif</string>  </test>  <edit name="family" mode="assign">  <string>sans-serif</string>  </edit>  </match>  <!--  Accept deprecated ‘sans‘ alias, replacing it with ‘sans-serif‘ -->  <match target="pattern">  <test qual="any" name="family">  <string>sans</string>  </test>  <edit name="family" mode="assign">  <string>sans-serif</string>  </edit>  </match>  <!--  Mark common families with their generics so we‘ll get  something reasonable -->  <!--  Serif faces  -->  <alias>  <family>Times New Roman</family>  <default><family>serif</family></default>  </alias>  <!--  If the font still has no generic name, add sans-serif  -->  <match target="pattern">  <test qual="all" name="family" compare="not_eq">  <string>sans-serif</string>  </test>  <test qual="all" name="family" compare="not_eq">  <string>serif</string>  </test>  <test qual="all" name="family" compare="not_eq">  <string>monospace</string>  </test>  <edit name="family" mode="append_last">  <string>sans-serif</string>  </edit>  </match>  <!--  AMT provides metric and shape compatible fonts for these three web font  families.  -->  <alias>  <family>Times New Roman</family>  <accept><family>Thorndale AMT</family></accept>  </alias>  <alias>  <family>Arial</family>  <accept><family>Albany AMT</family></accept>  </alias>  <alias>  <family>Courier New</family>  <accept><family>Cumberland AMT</family></accept>  </alias>   <!--  Some Asian fonts misadvertise themselves as monospaced when  in fact they are dual-spaced (half and full). This makes  FreeType very confused as it forces all widths to match.  Undo this magic by disabling the width forcing code -->  <match target="font">  <test name="family"><string>GulimChe</string></test>  <edit name="globaladvance"><bool>false</bool></edit>  </match>   <match target="font">  <test name="family"><string>DotumChe</string></test>  <edit name="globaladvance"><bool>false</bool></edit>  </match>   <match target="font">  <test name="family"><string>BatangChe</string></test>  <edit name="globaladvance"><bool>false</bool></edit>  </match>   <match target="font">  <test name="family"><string>GungsuhChe</string></test>  <edit name="globaladvance"><bool>false</bool></edit>  </match>      <config> <!--  These are the default Unicode chars that are expected to be blank  in fonts. All other blank chars are assumed to be broken and  won‘t appear in the resulting charsets  -->  <blank>  <int>0x0020</int> <!-- SPACE -->  <int>0x00A0</int> <!-- NO-BREAK SPACE -->  <int>0x00AD</int> <!-- SOFT HYPHEN -->  <int>0x034F</int> <!-- COMBINING GRAPHEME JOINER -->  <int>0x0600</int> <!-- ARABIC NUMBER SIGN -->  <int>0x0601</int> <!-- ARABIC SIGN SANAH -->  <int>0x0602</int> <!-- ARABIC FOOTNOTE MARKER -->  <int>0x0603</int> <!-- ARABIC SIGN SAFHA -->  <int>0x06DD</int> <!-- ARABIC END OF AYAH -->  <int>0x070F</int> <!-- SYRIAC ABBREVIATION MARK -->  <int>0x115F</int> <!-- HANGUL CHOSEONG FILLER -->  <int>0x1160</int> <!-- HANGUL JUNGSEONG FILLER -->  <int>0x1680</int> <!-- OGHAM SPACE MARK -->  <int>0x17B4</int> <!-- KHMER VOWEL INHERENT AQ -->  <int>0x17B5</int> <!-- KHMER VOWEL INHERENT AA -->  <int>0x180E</int> <!-- MONGOLIAN VOWEL SEPARATOR -->  <int>0x2000</int> <!-- EN QUAD -->  <int>0x2001</int> <!-- EM QUAD -->  <int>0x2002</int> <!-- EN SPACE -->  <int>0x2003</int> <!-- EM SPACE -->  <int>0x2004</int> <!-- THREE-PER-EM SPACE -->  <int>0x2005</int> <!-- FOUR-PER-EM SPACE -->  <int>0x2006</int> <!-- SIX-PER-EM SPACE -->  <int>0x2007</int> <!-- FIGURE SPACE -->  <int>0x2008</int> <!-- PUNCTUATION SPACE -->  <int>0x2009</int> <!-- THIN SPACE -->  <int>0x200A</int> <!-- HAIR SPACE -->  <int>0x200B</int> <!-- ZERO WIDTH SPACE -->  <int>0x200C</int> <!-- ZERO WIDTH NON-JOINER -->  <int>0x200D</int> <!-- ZERO WIDTH JOINER -->  <int>0x200E</int> <!-- LEFT-TO-RIGHT MARK -->  <int>0x200F</int> <!-- RIGHT-TO-LEFT MARK -->  <int>0x2028</int> <!-- LINE SEPARATOR -->  <int>0x2029</int> <!-- PARAGRAPH SEPARATOR -->  <int>0x202A</int> <!-- LEFT-TO-RIGHT EMBEDDING -->  <int>0x202B</int> <!-- RIGHT-TO-LEFT EMBEDDING -->  <int>0x202C</int> <!-- POP DIRECTIONAL FORMATTING -->  <int>0x202D</int> <!-- LEFT-TO-RIGHT OVERRIDE -->  <int>0x202E</int> <!-- RIGHT-TO-LEFT OVERRIDE -->  <int>0x202F</int> <!-- NARROW NO-BREAK SPACE -->  <int>0x205F</int> <!-- MEDIUM MATHEMATICAL SPACE -->  <int>0x2060</int> <!-- WORD JOINER -->  <int>0x2061</int> <!-- FUNCTION APPLICATION -->  <int>0x2062</int> <!-- INVISIBLE TIMES -->  <int>0x2063</int> <!-- INVISIBLE SEPARATOR -->  <int>0x206A</int> <!-- INHIBIT SYMMETRIC SWAPPING -->  <int>0x206B</int> <!-- ACTIVATE SYMMETRIC SWAPPING -->  <int>0x206C</int> <!-- INHIBIT ARABIC FORM SHAPING -->  <int>0x206D</int> <!-- ACTIVATE ARABIC FORM SHAPING -->  <int>0x206E</int> <!-- NATIONAL DIGIT SHAPES -->  <int>0x206F</int> <!-- NOMINAL DIGIT SHAPES -->  <int>0x3000</int> <!-- IDEOGRAPHIC SPACE -->  <int>0x3164</int> <!-- HANGUL FILLER -->  <int>0xFEFF</int> <!-- ZERO WIDTH NO-BREAK SPACE -->  <int>0xFFA0</int> <!-- HALFWIDTH HANGUL FILLER -->  <int>0xFFF9</int> <!-- INTERLINEAR ANNOTATION ANCHOR -->  <int>0xFFFA</int> <!-- INTERLINEAR ANNOTATION SEPARATOR -->  <int>0xFFFB</int> <!-- INTERLINEAR ANNOTATION TERMINATOR -->  </blank> <!--  Rescan configuration every 30 seconds when FcFontSetList is called  -->  <rescan>  <int>30</int>  </rescan>  </config>  </fontconfig>