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12 lines
592 B
Bash
Executable file
12 lines
592 B
Bash
Executable file
#!/bin/bash
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eval $(ffprobe -v error -show_entries stream=width,height -of default=noprint_wrappers=1 "$1")
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#results in e.g.
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#width=300
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#height=1200
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echo "height=$height"$'\n'"width=$width"
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newenv=$(bc <<< "width=$width; height=$height;"$'\nscale=3; aspect=width / height;\nprint "aspect=", aspect;
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print "''\n'$'";\n\nif (aspect>3) { r=(height) * (aspect/3); print "height=";}
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if (aspect<(1/3)) {r=(width) / (aspect/(1/3)); print "width=";}\nscale=0
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if (r) { print r/1 }')
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[ ! -z "$newenv" ] && echo "$newenv" && export $newenv
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echo "aspect=""$(bc <<< "scale=3; $width/$height")"
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