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....
- 32.7k
5
votes
Accepted
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'...
- 4,444
5
votes
Accepted
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 ...
- 32.7k
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.
...
- 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 ...
- 141
4
votes
Accepted
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 ...
- 5,412
4
votes
Accepted
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 ...
- 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 ...
- 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....
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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 ...
- 32.7k
3
votes
Accepted
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 ...
- 9,904
3
votes
Accepted
Convert TTML Subtitles to STL or SRT in Linux
The ttconv Python package will do it. It can be installed with pip.
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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 ...
- 163
2
votes
Accepted
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 ...
- 32.7k
2
votes
Accepted
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. ...
- 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 ...
- 829
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 ...
- 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 ...
- 32.7k
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 ...
- 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 ...
- 5,412
2
votes
Accepted
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 ...
- 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 ...
- 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 ...
- 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)
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2
votes
Accepted
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 ...
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2
votes
Accepted
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....
- 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 ...
- 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
- 21
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