Paul B Mahol <one...@gmail.com> writes: > On Mon, Jul 4, 2022 at 6:15 PM Cecil Westerhof via ffmpeg-user < > ffmpeg-user@ffmpeg.org> wrote: > >> Some time ago I was experimenting with xfade. I wanted to know how to >> use several in one run. Now I really needed it, so I did some digging >> and found this: >> ffmpeg -y \ >> -i input0.mkv \ >> -i input1.mkv \ >> -i input2.mkv \ >> -i input3.mkv \ >> -i input4.mkv \ >> -i input5.mkv \ >> -i input6.mkv \ >> -i input7.mkv \ >> -i input8.mkv \ >> -i input9.mkv \ >> -vcodec libx264 \ >> -crf 26 \ >> -preset veryfast \ >> -filter_complex " >> [0:a][1:a] acrossfade=d=4[a1]; >> [0:v][1:v] xfade=transition=hlslice: >> duration=4: >> offset=308[v1]; >> >> [a1][2:a] acrossfade=d=4[a2]; >> [v1][2:v] xfade=transition=vertopen: >> duration=4: >> offset=357[v2]; >> >> [a2][3:a] acrossfade=d=4[a3]; >> [v2][3:v] xfade=transition=circlecrop: >> duration=4: >> offset=533[v3]; >> >> [a3][4:a] acrossfade=d=4[a4]; >> [v3][4:v] xfade=transition=rectcrop: >> duration=4: >> offset=1016[v4]; >> >> [a4][5:a] acrossfade=d=4[a5]; >> [v4][5:v] xfade=transition=slideup: >> duration=4: >> offset=1158[v5]; >> >> [a5][6:a] acrossfade=d=4[a6]; >> [v5][6:v] xfade=transition=wiperight: >> duration=4: >> offset=1473[v6]; >> >> [a6][7:a] acrossfade=d=4[a7]; >> [v6][7:v] xfade=transition=horzclose: >> duration=4: >> offset=1661[v7]; >> >> [a7][8:a] acrossfade=d=4[a8]; >> [v7][8:v] xfade=transition=diagbl: >> duration=4: >> offset=2082[v8]; >> >> [a8][9:a] acrossfade=d=4[a9]; >> [v8][9:v] xfade=transition=slideright: >> duration=4: >> offset=2211[v9] >> " \ >> -map '[v9]' -map '[a9]' \ >> output.mkv >> >> I hope there are better ways, because there are some problems with it. >> For example it needs a lot of memory. (24 GB) >> > > Could use (a)movie filters and only use such filter when actually needed in > graph.
I am concerning ffmpeg still a newbie. What do you mean by this? -- Cecil Westerhof Senior Software Engineer LinkedIn: http://www.linkedin.com/in/cecilwesterhof _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".