16 lines
621 B
Bash
Executable File
16 lines
621 B
Bash
Executable File
#!/bin/bash
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if [ -z "$1" ]; then
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echo "Syntax: $0 VIDEOFILE"
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exit 1
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fi
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while [ -n "$1" ]; do
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# Quality: -crf 18 = almost lossless, -crf 22 = medium, -crf 28 = low
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# Deinterlace: -vf yadif=1 -field-dominance 0/1 (0=Top field first, 1=Bottom field first; doubles framerate)
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# or -vf yadif=1:0 (or 1:1)
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# -vf yadif=0 (calculates 1 frame from both fields; keeps framerate)
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# Scale: -vf scale=-1:720
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ffmpeg -i "$1" -c:v h264 -c:a aac -c:s copy -preset fast -movflags +faststart -vf yadif=1:0,scale=-1:480 -crf 18 -b:a 160k -ar 44100 -ac 2 "${1}_480p.mp4"
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shift
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done
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