29 votes
Accepted

ffmpeg: how to add several subtitle streams

Whenever's there's multiple inputs fed to ffmpeg, and you need one more than video/audio/subtitle stream sent to the output, -map statements are needed. ffmpeg -i $movie.mov -i $sub_en.srt -i $sub_de....
Gyan's user avatar
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5 votes
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DaVinci Resolve: Blur and fade title on top of video

DaVinci doesn't really have a strong toolset when it comes to working with titles and motion graphics, although given BlackMagic's current trajectory, that may change in the near future. For now, you'...
Jason Conrad's user avatar
  • 4,444
5 votes
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Loss of quality while adding subtitle via FFmpeg

As you are hardcoding subtitles, the video (with the subtitles added) will be re-encoded. You can use the CRF rate control method to modulate the quality of the output. So, start with ffmpeg -i ...
Gyan's user avatar
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5 votes

ffmpeg hardcoded subtitles from the top, bigger, with thicker stroke, on a dark background

Aegisub Use ASS subtitles. Style them in Aegisub. You can style each letter or word individually, or apply the desired styling to all subtitles. See the documentation for detailed instructions. ...
llogan's user avatar
  • 9,904
4 votes

MKVToolNix equivalent for .MP4's

I just went through a very similar use-case working with TS files. MoritzLost has the key point but as ffmpeg options can be quite difficult to sort out when you are first getting started, here is a ...
mattpr's user avatar
  • 141
4 votes
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Positioning subtitles in Premiere Pro CC

Do the math If you want to align your text using percentage offsets or any other 'round' number in pixels, you just need to perform some simple calculations. For example, 10% from the bottom of a ...
MoritzLost's user avatar
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4 votes
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ffmpeg to cut subtitle file in sync with the cut video

Found out that ffmpeg works on the text based subtitle file just as well: $ cat subtitles.srt 1 00:00:06,000 --> 00:00:20,000 This is demo subtitle 1 2 00:00:20,000 --> 00:00:40,000 This is ...
xpt's user avatar
  • 185
3 votes

.SRT File Import Problem on Premiere Pro CC 2017 1.2

It's a Premiere bug. Try Subtitle Edit 3.5.5, which is free, insert the .srt, export as EBU STL file (25 fps works fine, it's time coded not frame coded). Import to Premiere, interpret as open ...
Visar's user avatar
  • 31
3 votes
Accepted

Split PGS subtitles (.sup file)

Here is the structure of a .sup subtitle file and a link to the splitter I created. Information is either from linked reference or my own research. The .sup subtitle splitter I created. http://forum....
pball's user avatar
  • 41
3 votes
Accepted

Burn .ass subtitle onto .webm with no loss of quality

Use ffmpeg -i input.webm -vf ass=subtitles.ass -b:v 0 -crf 20 output.webm The libvpx encoders for WebM, by default, perform Constrained Quality encoding, and use the bitrate as a ceiling. Default ...
Gyan's user avatar
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3 votes
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ffplay won't play internal(embedded) subtitle?

You can use subtitles filter like your example in your question but point to the same input file: ffplay -vf subtitles=input.mkv input.mkv If you want to choose a different subtitle stream then use ...
llogan's user avatar
  • 9,904
3 votes
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Convert TTML Subtitles to STL or SRT in Linux

The ttconv Python package will do it. It can be installed with pip.
Casey Jones's user avatar
2 votes

Unable to hardcode subtitles in FFmpeg on Mac to mov

It appears that the subtitles file did not have --> but a –> with the – corresponding to the en dash that was placed in the file, which was edited by hand externally. It seems like the en dash ...
Konrad's user avatar
  • 163
2 votes
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How to display subtitles as default in an MKV file

There are two aspects to your query - 1)setting one of the subtitle streams as the default and 2)automatically displaying it during playback.I'm not aware of a method to force a player to display ...
Gyan's user avatar
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2 votes
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ffmpeg - burning in subtitles with non-square pixels

You can try adding the original_size filter option, such as: -vf "ass=test_subs.ass:original_size=768x576" Specify the size of the original video, the video for which the ASS file was composed. ...
llogan's user avatar
  • 9,904
2 votes

How to overlay SRT or ASS on a video and output the pre-render captioned video?

Adobe Premiere Pro allows you to create caption files (including SRT) and export them individually (as SRT files) or embedded with the actual video. This link gives a pretty good overview of how it's ...
John Barton's user avatar
2 votes

Subtitle format guide

SBS - Australia's Special Broadcasting Service has an extensive and international reputation for quality subtitles. from http://www.sbs.com.au/aboutus/faqs/index/id/120/h/Subtitles SBS subtitles ...
paulzag's user avatar
  • 308
2 votes
Accepted

Add border to video, maintaing aspect ratio, and insert subtitles in the border

You can use FFmpeg, a free command line tool to do this: ffmpeg -i input.mkv -vf pad=1920:1080:0:140,subtitles=filename.srt -crf 20 -c:a copy out.mkv The subtitles filter accepts ASS styling ...
Gyan's user avatar
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2 votes

MKVToolNix equivalent for .MP4's

dmMediaConverter is very similar to MKVToolnix. It is just a ffmpeg gui, so it can save in any format. To replicate the described MKVToolnix use, select "Convert", then "Add files", selecting both ...
cipricus's user avatar
  • 131
2 votes
Accepted

MKVToolNix equivalent for .MP4's

Muxing a file simply means to extract individual streams out of existing container files or mix existing streams together into a new container file. For MP4, this can be done with ffmpeg and the -c ...
MoritzLost's user avatar
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2 votes
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How can I import subtitles/captions into a letterboxed video like this?

You can use ffmpeg. Make your subtitles with Aegisub or manually with a text editor. ASS subtitles are fancier, but SRT are simpler if you want to manually make them. Alignment & Margin The ...
llogan's user avatar
  • 9,904
2 votes

Is there a Youtube-supported subtitle format that does positioning + Unicode?

Google Subtitle Workshop... it's an outdated program, but allows for full flexibility in terms of subtitles, size, language, position, lines, size, color, position, etc. It's an old program, but it ...
McFlySoHigh's user avatar
  • 2,477
2 votes

Is it possible to store subtitle srt files in an m3u playlist file?

yes, VLC supports that with the EXTVLCOPT custom tag. example: #EXTINF:-1,Abenobashi ED - Anata No Kokoro Ni (In Your Heart) #EXTVLCOPT:sub-file=/p/Documents/mus/lyrics/Abenobashi ED - Anata No ...
eadmaster's user avatar
  • 121
2 votes
Accepted

ffmpeg cut same video to multiple pieces

Use ss/to as input options. This seeks at the demuxer stage, which is much faster. ffmpeg -ss 00:22:23.345 -to 00:22:25.846 -i input.mp4 ... You'll need a very recent build of ffmpeg (> Nov 19 2017)
Gyan's user avatar
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2 votes
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Subtitles do not match spoken dialogue. Why?

This is an educated guess as I'm not sure anyone can give a concrete answer as to this particular show's specific reason, but since it was dubbed, there's a solid possibility that the subtitles are a ...
AJ Henderson's user avatar
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2 votes
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How to make ffmpeg flush the subtitles in real time while transcoding?

When ffmpeg will flush to output depends on the protocol. For file protocol, atleast 256 kiB data must be waiting, unless it's end of output. So, for text formats, there will be only one payload write....
Gyan's user avatar
  • 32.7k
2 votes
Accepted

Newlines in AviSynth+ subtitles

To use newlines in the built-in Subtitle filter, you must specify the lsp (linespacing) argument: subtitle("First line\nNext line\nLast line", lsp=12) See the Subtitle wiki page for more ...
Zach F.'s user avatar
  • 321
2 votes

Easiest way to add subtitles

For subtitle timing, I would suggest Aegisub and save the subtitles file as *.srt, then you can add the subtitles and export your video with ActivePresenter
Sora's user avatar
  • 21

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