1. Go to directory.
cd ~/Videos/20230816-imsa
2. Generate cut/trim script.
ls V*.mp4 | sed 's/^/ffmpeg -i /; s/$/ -ss 00 -to 05 -c copy o.mp4/'
3. Edit the cut/trim script.
ffmpeg -i VID_20230816_060307.mp4 -ss 0 -to 6 -c copy o1.mp4
ffmpeg -i VID_20230816_060551.mp4 -ss 15 -to 22 -c copy o2.mp4
ffmpeg -i VID_20230816_060635.mp4 -ss 3 -to 23 -c copy o3.mp4
ffmpeg -i VID_20230816_060635.mp4 -ss 6 -to 10 -c copy o0.mp4 #fb reels thumbnail
ffmpeg -i VID_20230816_060758.mp4 -ss 8 -to 20 -c copy o4.mp4
ffmpeg -i VID_20230816_061349.mp4 -ss 1:44 -to 2:0 -c copy o5.mp4
ffmpeg -i VID_20230816_061821.mp4 -ss 0 -to 25 -c copy o7.mp4
4. Generate the concat list.
ls o*.mp4 | sed 's/^/file /' > list.txt
5. Edit concat list.
file o0.mp4
file o1.mp4
file o2.mp4
file o3.mp4
file o4.mp4
file o5.mp4
file o7.mp4
6. Execute concat.
ffmpeg -f concat -i list.txt -c copy o.mp4
7. Create title file.
cat << EOF > title.txt
2023/08/16
Bagong pisa
EOF
8. Generate the final script.
vid-vlog-reels.sh o.mp4 title.txt reels.mp4
9. Final cript.
ffmpeg -t 90 -i o.mp4 \
-filter_complex "
[0:v]scale=-2:1920
,drawtext=enable='between(t,1,6)' \
:fontsize=96 \
:fontfile=/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf :fontcolor=white@0.99 \
:textfile=title.txt :x=(w-text_w)/2 :y=h/100 \
:shadowcolor=black :shadowx=4 :shadowy=4 \
,drawtext=enable='between(t,1,89)' \
:fontsize=76 \
:fontfile=/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf :fontcolor=white@1.0 \
:text='©TotsPo' \
:box=1 :boxcolor=black@0.5 :x=(w-text_w)-text_h/2: y=(h-1.5*text_h) \
[v]
" -map [v] \
-map 0:a -c:a copy \
-preset veryfast \
-movflags faststart \
-y reels.mp4
echo
ls -lh reels.mp4
See
output video.
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