[BK-2020-03.git] / unitproc / bkvideo2webm

#/bin/bash
# Desc: Convert video file to webm
# Usage: bkvideo2webm.sh [ file ]
# Example:
#     $ for file in ./*; do bkvideo2webm "$file"; done;
# Ref/Attrib: Geert Van Pamel, original author; date accessed: 2021-06-12; url: https://commons.wikimedia.org/wiki/Help:Converting_video
# Version 0.1.2
# Depends: ffmpeg version 4.1.6-1 (see https://tracker.debian.org/pkg/ffmpeg ) 

# Parameters:
#  P1: input file name

if [[ -z "$1" ]]; then echo "Input file missing"; exit; fi;

input="$1";
output=$(basename "$1").webm

ffmpeg -i "$input" -c:v libvpx-vp9 -b:v 0 -crf 30 -pass 1 -row-mt 1 -an -f webm -y /dev/null;
ffmpeg -i "$input" -c:v libvpx-vp9 -b:v 0 -crf 30 -pass 2 -row-mt 1 -c:a libopus "$output";
Commit	Line	Data
b2fc770c SBS	1	#/bin/bash
	2	# Desc: Convert video file to webm
	3	# Usage: bkvideo2webm.sh [ file ]
	4	# Example:
	5	# $ for file in ./*; do bkvideo2webm "$file"; done;
	6	# Ref/Attrib: Geert Van Pamel, original author; date accessed: 2021-06-12; url: https://commons.wikimedia.org/wiki/Help:Converting_video
	7	# Version 0.1.2
	8	# Depends: ffmpeg version 4.1.6-1 (see https://tracker.debian.org/pkg/ffmpeg )
	9
	10	# Parameters:
	11	# P1: input file name
	12
	13	if [[ -z "$1" ]]; then echo "Input file missing"; exit; fi;
	14
	15	input="$1";
	16	output=$(basename "$1").webm
	17
	18	ffmpeg -i "$input" -c:v libvpx-vp9 -b:v 0 -crf 30 -pass 1 -row-mt 1 -an -f webm -y /dev/null;
	19	ffmpeg -i "$input" -c:v libvpx-vp9 -b:v 0 -crf 30 -pass 2 -row-mt 1 -c:a libopus "$output";