Hi,
On Fri, 21 Jun 2019 20:08:16 +0300
Teemu Likonen <tliko...@iki.fi> wrote:
> Michael Lange [2019-06-21 17:44:08+02:00] wrote:
>
> > sure, because I want to be able to control the subtitle's appearance.
> > The player in question displays text subtitles, however with a tiny,
> > almost unreadable font and doesn't have any option to change this.
>
> The "ass" subtitle format contains data about text's appearance, for
> example:
>
> Style: Default,Arial,16,&Hffffff,&Hffffff, [...]
>
> So you can at least suggest a font and font size as well as colours.
> Maybe your player can read such subtitles.
sure, that's what I tried first. The player ignores the .ass style options
happily.
>
> Or if not, you can "burn" your subtitles to the moving picture with
> ffmpeg's "subtitles" video filter. Edit a subtitle file like
> "subtitles.ass" so that it has "Style" line (see above) with your
> preferred font, font size, maybe location coordinates etc. Then
> something like this:
>
> ffmpeg -i original.mp4 -map 0:v:0 -map 0:a:0 \
> -vf subtitles=filename=subtitles.ass \
> -c:v libx264 -crf 22 -c:a copy output.mp4
I know, but this seems to take like forever (or at least several hours for
a 120 min. 1080p video here :)
Plus, as I understand it, you have to recode the whole video which might
do nothing good to video quality unless you watch what you are doing.
Best regards
Michael
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