[FFmpeg-user] ffmpeg with -vf "ass=..." and -ss options (windows static version 32 bits version)

Yoda Yoda yoda_26 at hotmail.fr
Thu Feb 14 16:06:16 CET 2013


Hello Everybody,

I face a trouble with ffmpeg (last static 32 bit version, and other old versions too) with hard subtitle and with a start time value.

When encoding the video with subtitle, it works well, but when adding a start time value with the -ss option, the subtitle is omitted.
Is there a tip to overcome this problem ? Other than to re-encode a second time to split the video ?

Basically : ffmpeg.exe -i "INPUIT" -vf "ass=file.ass" -map 0:0 -map 0:1 -vcodec libx264 b:v 5000k -acodec libvo_aacenc -b:a 192k -ac 2 -f mp4 OUTPUT  -> WORKS FINE

But : ffmpeg.exe -ss 00:01:00 -i "INPUIT"-vf "ass=file.ass" -map 0:0 -map 0:1 -vcodec libx264 b:v 5000k -acodec libvo_aacenc -b:a 192k -ac 2 -f mp4 OUTPUT -> No subtitle.

Any tip ?

best regards
 		 	   		  


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