Christian Johannesen <chrisjohanne...@gmail.com> wrote: > > > Carl Eugen Hoyos <ceho...@ag.or.at> wrote: > >> Christian Johannesen <chrisjohannesen <at> gmail.com> writes: >> >> > I am attempting to use the concat filter along with input >> > trimming which i'm guessing might not be supported in this >> > combination. >> >> Can you confirm that seeking alone works in combination >> with the concat filter and that only the input option -t >> is not working as expected? >> >> Carl Eugen >> >> > I modified the command to remove the duration with -t. When the ffmpeg > command starts, I observed the command line process stalled on frame 0 for > almost 3 minutes. When the transcode completed, the output file was > assembled out of order. The last input is used first (-ss 00:24:25.089) > followed by the first input (-ss 00:00:10.052), then the second input (-ss > 00:01:12.114), then third input (--ss 00:10:49.608) and then the fourth > input (-ss 00:16:57.767). > > Chris > > This looks to be my mistake. I had the -ss & -t in the wrong place, they needed to be before the input.
ffmpeg -ss 00:00:10.052 -t 00:00:31.949 -i D:\stitchtest\full.mov -ss 00:01:12.114 -t 00:09:07.422 -i D:\stitchtest\full.mov -ss 00:10:49.608 -t 00:06:19.797 -i D:\stitchtest\full.mov -ss 00:16:57.767 -t 00:06:27.262 -i D:\stitchtest\full.mov -ss 00:24:25.089 -t 00:00:14.974 -i D:\stitchtest\full.mov -filter_complex "[0:v:0][0:a:0][1:v:0][1:a:0][2:v:0][2:a:0][3:v:0][3:a:0][4:v:0][4:a:0]concat=n=5:v=1:a=1[v][a]" -map "[v]" -map "[a]" -c:v libx264 -crf 19 -c:a aac -b:a 192k D:\stitchtest\clip_and_concat_fixed.mp4 Thanks for your assistance. _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user