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vobsubs [2017/08/05 12:08]
beandog
vobsubs [2017/08/05 12:14] (current)
beandog
Line 3: Line 3:
 VobSubs are subtitles on DVDs, which are pictures overlaid on the video image. VobSubs are subtitles on DVDs, which are pictures overlaid on the video image.
  
-Extract VOBSUBs using ''​mencoder''​. Will create ''​subtitles.idx''​ and ''​subtitles.sub''​.+Extract VOBSUBs using ''​mencoder''​. Will create ''​dvd.idx''​ and ''​dvd.sub''​.
  
 <​code>​ <​code>​
-mencoder dvd://1 -ovc copy -oac copy -vobsubout ​subtitles ​-vobsuboutindex 0 -sid 0 -o /dev/null+mencoder dvd://1 -ovc copy -oac copy -vobsubout ​dvd -vobsuboutindex 0 -sid 0 -o /dev/null 
 +</​code>​ 
 + 
 +Merge them all into a Matroska file: 
 + 
 +<​code>​ 
 +mkvmerge -o dvd.mkv dvd.mp4 dvd.idx dvd.sub 
 +</​code>​ 
 + 
 +=== Detecting VobSubs === 
 + 
 +Note that ''​ffmpeg''​ and ''​libav''​ v 0.8.* will see the vobsubs (Stream #0.0) and closed captioning (part of MPEG2 video in Stream #0.1) with ''​ffprobe''​ or ''​avprobe'',​ but any other higher version of ''​avprobe''​ (libav) will not. 
 + 
 +<​code>​ 
 +$ ffprobe dvd_track_02.vob 
 +</​code>​ 
 + 
 +<​code>​ 
 +ffprobe version 3.3.3 Copyright (c) 2007-2017 the FFmpeg developers 
 +  built with gcc 4.9.4 (Gentoo 4.9.4 p1.0, pie-0.6.4) 
 +  configuration:​ --prefix=/​usr/​local/​ffmpeg 
 +  libavutil ​     55. 58.100 / 55. 58.100 
 +  libavcodec ​    57. 89.100 / 57. 89.100 
 +  libavformat ​   57. 71.100 / 57. 71.100 
 +  libavdevice ​   57.  6.100 / 57.  6.100 
 +  libavfilter ​    6. 82.100 /  6. 82.100 
 +  libswscale ​     4.  6.100 /  4.  6.100 
 +  libswresample ​  ​2. ​ 7.100 /  2.  7.100 
 +Input #0, mpeg, from '​dvd_track_02.vob':​ 
 +  Duration: 00:​06:​29.73,​ start: 441.272633, bitrate: 5630 kb/s 
 +    Stream #​0:​0[0x1bf]:​ Data: dvd_nav_packet 
 +    Stream #​0:​1[0x1e0]:​ Video: mpeg2video (Main), yuv420p(tv, smpte170m, bottom first), 720x480 [SAR 8:9 DAR 4:3], Closed Captions, 29.97 fps, 59.94 tbr, 90k tbn, 59.94 tbc 
 +    Stream #0:2[0x80]: Audio: ac3, 48000 Hz, mono, fltp, 192 kb/s
 </​code>​ </​code>​
  

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