How do I publish content to LBRY?
Convert to 720p with 5M bitrate:
$ ffmpeg -i input.mp4 -vf scale=-1:720 -b:v 5M -maxrate 5M -bufsize 100M output.mp4
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December 19, 2022 18:04
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Automate compressing of video files from GoPro
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| #!/usr/bin/env bash | |
| # USAGE: concat.sh files... | |
| # curl https://gist.githubusercontent.com/miry/02ce08a78a217c887e103897c7759eed/raw/concat.sh | bash -s -- files... | |
| # Reerences: https://trac.ffmpeg.org/wiki/Concatenate | |
| # | |
| # Example: | |
| # curl https://gist.githubusercontent.com/miry/02ce08a78a217c887e103897c7759eed/raw/concat.sh | bash -s -- GH0*0172.MP4 | |
| set -euxo pipefail | |
| files=$@ | |
| : Create a file config for ffmpeg | |
| listfile="_concat.txt" | |
| [ -f ${listfile} ] && rm ${listfile} | |
| lastfile="" | |
| for file in $files ; do | |
| if [ ! -e "$file" ]; then | |
| echo "Video files not found" | |
| exit | |
| fi | |
| echo "file '${file}'" >> "${listfile}" | |
| lastfile="${file}" | |
| done | |
| if [ -z "${lastfile}" ]; then | |
| echo "No video files provided" | |
| exit | |
| fi | |
| name=$(basename "${lastfile%.*}") | |
| output="${name}_concat.MP4" | |
| ffmpeg -safe 0 -nostdin -f concat -i "${listfile}" -c copy "${output}" | |
| touch -r "${lastfile}" "${output}" |
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| #!/usr/bin/env bash | |
| # USAGE: conver.sh [codec] | |
| # curl https://gist.githubusercontent.com/miry/02ce08a78a217c887e103897c7759eed/raw/convert.sh | bash -s -- libx265 | |
| set -euxo pipefail | |
| codec=${1:-libx264} | |
| : Remove thumbnails files | |
| [ -f *.THM ] && rm *.THM | |
| [ -f *.LRV ] && rm *.LRV | |
| : Ensure there is an output folder | |
| output_dir="processed" | |
| mkdir -p "${output_dir}" | |
| for file in *.MP4 ; do | |
| if [ ! -e "$file" ]; then | |
| echo "Video files not found" | |
| break | |
| fi | |
| output="${output_dir}/${file}" | |
| if [ -f "$output" ]; then | |
| echo "skipping. $output exists." | |
| continue | |
| fi | |
| ffmpeg -nostdin -i $file -threads 0 -vcodec $codec $output | |
| touch -r $file $output | |
| done |
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| Dir["*.MP4"].each do |f| | |
| puts "Process: #{f}" | |
| if f.include?("_concat.") || f.include?("_metadata.mp4") | |
| puts " > Skip, the filename: #{f}" | |
| next | |
| end | |
| fs = File::Stat.new(f) | |
| `ffmpeg -dump -i "#{f}"` | |
| new_time = fs.ctime.utc.strftime("%FT%T.%L000Z") | |
| output = File.basename(f) | |
| puts output | |
| `ffmpeg -safe 0 -i "#{f}" -c copy -movflags use_metadata_tags -metadata creation_time="#{new_time}" "#{output}"` | |
| FileUtils.touch "#{output}", mtime: fs.ctime | |
| end |
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| require 'fileutils' | |
| # GOPRO uses wrong date and time. I identified close time +- 4 hours. | |
| # Update ctime, atime and mtime for all files. | |
| # Skip files that were created manually. | |
| # Difference real time and when it was created | |
| diff=208372731 | |
| Dir["*.{MP4,JPG}"].each do |f| | |
| puts "Process: #{f}" | |
| if f.include?("_concat.") | |
| puts " > Skip, the filename concat: #{f}" | |
| next | |
| end | |
| fs = File::Stat.new(f) | |
| p fs | |
| if fs.mtime.year < 2022 | |
| new_time = fs.mtime + diff | |
| puts new_time | |
| # TODO: Uncomment next line after checking | |
| # FileUtils.touch f, mtime: new_time | |
| else | |
| puts " > Skip, the mtime: #{fs.mtime}" | |
| end | |
| end |
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