55 lines
1.6 KiB
Bash
55 lines
1.6 KiB
Bash
#!/bin/bash -e
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#####################################################
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#
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# This command will re-encode a video into an MOV
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# container with a ProRes HQ (422) video stream and
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# audio preserved in its original format.
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#
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# -i "${INPUT}"
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# Sets the first argument, saved as variable "$INPUT"
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# as the input file that ffmpeg will re-encode. Must
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# go at the beginning of your command.
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#
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# -c:v prores_ks
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# Sets the video codec of the output video to be ProRes
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# using the "prores_kostya" library.
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#
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# -profile:v 3
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# Sets the ProRes profile to 3 or "HQ" use on the output
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# video stream. The profiles available: 0 = proxy (PR),
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# 1 = light (LT), 2 = standard (ST), 3 = high quality (HQ),
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# 4 = 4444, 5 = 4444 (XQ)
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#
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# -c:a copy
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# Copies the audio stream and preserves the format
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# and codec from the original file.
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#
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# "${OUTPUT}"
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# The output video file, which should be the last
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# argument you provide.
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#
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# More info: https://avpres.net/FFmpeg/im_ProRes.html
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# https://codecs.multimedia.cx/2012/03/a-few-words-about-my-prores-encoder/
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#
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# Usage: bash ffmpeg/basic/prores.sh <input video> <output video>
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#
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#####################################################
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INPUT="${1}"
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OUTPUT="${2}"
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# Check if input and output arguments are supplied
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if [ "${INPUT}" == "" ] || [ "${OUTPUT}" == "" ]; then
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echo "Please provide input and output files as your first and second arguments"
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exit 1
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fi
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# Check if output file extension is .mov
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if [[ "${OUTPUT}" != *".mov" ]]; then
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echo "Please use an .mov extension on your output file argument"
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exit 2
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fi
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# Command to re-encode the input video into ProRes
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ffmpeg -i "${INPUT}" -c:v prores_ks -profile:v 3 -c:a copy "${OUTPUT}" |