[FFmpeg-user] Subtitles with accent marks not being burnt in

Paul Moloney paul_moloney at hotmail.com
Thu Jan 12 17:23:28 EET 2017


Hi all,

I'm running version N-82966-g6993bb4 of ffmpeg on Windows 7 64-bit:

----
ffmpeg version N-82966-g6993bb4 Copyright (c) 2000-2016 the FFmpeg developers
built with gcc 5.4.0 (GCC)
configuration: --enable-gpl --enable-version3 --enable-dxva2 --enable-libmfx --e
nable-nvenc --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r
 --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libb
s2b --enable-libcaca --enable-libfreetype --enable-libgme --enable-libgsm --enab
le-libilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --
enable-libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-libo
pus --enable-librtmp --enable-libsnappy --enable-libsoxr --enable-libspeex --ena
ble-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-amrwbenc --
enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-l
ibx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzimg --ena
ble-lzma --enable-decklink --enable-zlib
libavutil      55. 43.100 / 55. 43.100
libavcodec     57. 70.100 / 57. 70.100
libavformat    57. 61.100 / 57. 61.100
libavdevice    57.  2.100 / 57.  2.100
libavfilter     6. 68.100 /  6. 68.100
libswscale      4.  3.101 /  4.  3.101
libswresample   2.  4.100 /  2.  4.100
libpostproc    54.  2.100 / 54.  2.100
---

Burning in subtitles works fine for me, except I notice that lines are omitted if they contain an accent: for example, several lines of subtitles containing the name "Champs-Elysées" are omitted. (Note the entire line is omitted.)

The command I use is the typical one:

ffmpeg -i input.mkv -vf subtitles=input.srt -vcodec libx264 -acodec ac3 output.mp4

I've included my fonts.conf below - perhaps something is missing from it?


<?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>WINDOWSFONTDIR</dir>
   <dir>C:\Windows\Fonts</dir>
   <dir>~/fonts</dir>
   <dir>.</dir>
   <dir>~/.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>

<!--
  Load local system customization file
-->
   <include ignore_missing="yes">conf.d</include>

<!-- Font cache directory list -->

   <cachedir>WINDOWSTEMPDIR_FONTCONFIG_CACHE</cachedir>
   <cachedir>~/.fontconfig</cachedir>

   <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>0x2800</int>   <!-- BRAILLE PATTERN BLANK -->
         <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>

Paul




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