The time it is displayed can be controlled with the enable option. Usually used for a simple word or sentence. This filter will draw text onto the video. The filter can also refer to an existing subtitles stream within the input file, such as subtitles=video.mkv or subtitles=video.mkv:si=1. This example will override the default stream selection behavior and map all streams from the input with -map 0.Īll streams will be stream copied except for the video stream(s) which will be re-encoded. The timing is controlled by the subtitles file.ĪSS subtitles should allow fancier effects than SRT subtitles or usage of the drawtext filter.Įxample ffmpeg -i in.mkv -map 0 -vf subtitles=subs.ass -c copy -c:v libx264 out.mkv This filter will produce hardsubs which are subtitles that become part of the video. ![]() These can be easily made with aegisub, or even via a text editor. subtitles filterĪccepts a subtitles file in the ASS or SRT formats. You can use the subtitles or drawtext filters to place text on video, but as with any video filter both methods require the video to be re-encoded.
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