Use ffmpeg -i input_clip_x264_offset.mp4 -copyts -ss 60 -t 10 -filter:v "select=between(t\,60.000\,70.000)" -c:v libx264 offset_extract.mp4
Looks like -seek_timestamp 1 gets inert when used in conjunction with copyts. _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".