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Make 720p MKV from 1080p.

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This commit is contained in:
Markus Birth 2017-04-07 02:31:57 +02:00
parent a4f90bdf76
commit 370e5b8c9a
1 changed files with 12 additions and 0 deletions
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mkv1080p-720p.sh Executable file
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#!/bin/bash
if [ -z "$1" ]; then
echo "Syntax: $0 VIDEOFILE"
exit 1
fi
while [ -n "$1" ]; do
# Quality: -crf 18 = almost lossless, -crf 22 = medium, -crf 28 = low
# Scale: -vf scale=-1:720
ffmpeg -i "$1" -c:v h264 -c:a aac -c:s copy -preset fast -movflags +faststart -vf scale=1280:-2 -crf 22 -b:a 160k -ar 44100 -ac 2 "${1}_720p.mkv"
shift
done