mirror of
https://github.com/natelandau/shell-scripting-templates.git
synced 2025-11-11 06:23:47 -05:00
Working on Audio. Added XLD. Added a bunch of other stuff
This commit is contained in:
Nathaniel Landau
141
bin/convertMedia
141
bin/convertMedia
@@ -53,6 +53,7 @@ debug=0
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safeRun=0
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downsize720=0
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deleteOriginal=0
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XLD=0
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args=()
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# Set Temp Directory
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@@ -147,7 +148,7 @@ function identifyUserFile() {
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fi
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}
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function ffmpegCommand() {
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function doConvert() {
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# Set the output name, format, and directory
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# ###############################################
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@@ -188,16 +189,30 @@ function ffmpegCommand() {
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fi
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fi
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# Respect --safe flag.
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if [[ "${safeRun}" == "1" ]]; then
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notice "ffmpeg -i "${f}" ${videoResize} ${videoCommand} ${videoAudioCommand} ${audioConvertCommand} "${output}""
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else
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verbose "ffmpeg -i "${f}" ${videoResize} ${videoCommand} ${videoAudioCommand} ${audioConvertCommand} "${output}""
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ffmpeg -i "${f}" ${videoResize} ${videoCommand} ${videoAudioCommand} $audioConvertCommand "${output}"
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# Invoke the conversion
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# ##################################
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# delete original if requested
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if [[ "${deleteOriginal}" == "1" ]]; then
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rm -f "${f}" && verbose "Deleting "${f}""
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# Use XLD for audio file conversion if available
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if [[ "$XLD" == "1" ]]; then
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# Respect --safe flag.
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if [[ "${safeRun}" == "1" ]]; then
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notice "xld -o "${output}" ${audioConvertCommand} "${f}""
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else
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verbose "xld -o "${output}" ${audioConvertCommand} "${f}""
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xld -o "${output}" ${audioConvertCommand} "${f}"
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fi
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else # Use ffmpeg when XLD is set to 0
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# Respect --safe flag.
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if [[ "${safeRun}" == "1" ]]; then
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notice "ffmpeg -i "${f}" ${videoResize} ${videoCommand} ${videoAudioCommand} ${audioConvertCommand} "${output}""
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else
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verbose "ffmpeg -i "${f}" ${videoResize} ${videoCommand} ${videoAudioCommand} ${audioConvertCommand} "${output}""
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ffmpeg -i "${f}" ${videoResize} ${videoCommand} ${videoAudioCommand} ${audioConvertCommand} "${output}"
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# delete original if requested
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if [[ "${deleteOriginal}" == "1" ]]; then
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rm -f "${f}" && verbose "Deleting "${f}""
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fi
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fi
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fi
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}
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@@ -219,6 +234,8 @@ convertVideo() {
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# Output a JSON file for each video asset being parsed.
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ffprobe -v quiet -print_format json -show_format -show_streams "${f}" >> "${informationFile}"
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# uncomment the line below for debugging. It will write a json file for each file in the source directory
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# ffprobe -v quiet -print_format json -show_format -show_streams "${f}" >> "${f}.json"
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# Read the necessary information from the JSON
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format="$(jq -r ".format.format_long_name" "${informationFile}")"
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@@ -235,7 +252,7 @@ convertVideo() {
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videoCodec="$(jq -r '.streams[1].codec_name' "${informationFile}")"
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videoCodecLong="$(jq -r ".streams[1].codec_long_name" "${informationFile}")"
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else
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warning "Missing video information for '"$f"'. Inspect with 'ffprobe'."
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warning "Missing video information for '"$f"'. Inspecting with 'ffprobe'."
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ffprobe -v quiet -print_format json -show_format -show_streams "${f}"
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safeExit
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fi
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@@ -250,7 +267,7 @@ convertVideo() {
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audioSampleRate="$(jq -r ".streams[1].sample_rate" "${informationFile}")"
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audioBitRate="$(jq -r ".streams[1].bit_rate" "${informationFile}")"
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else
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warning "Missing audio information for '"$f"'. Inspect with 'ffprobe'."
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warning "Missing audio information for '"$f"'. Inspecting with 'ffprobe'."
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ffprobe -v quiet -print_format json -show_format -show_streams "${f}"
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safeExit
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fi
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@@ -402,7 +419,9 @@ convertVideo() {
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videoCommand="-c:v libx264 -crf 18 -preset slow"
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fi
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ffmpegCommand # Invoke FFMpeg
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# Do the conversion
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# ##########################
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doConvert # Invoke FFMpeg
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# Unset variables
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unset videoCodec
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@@ -433,7 +452,6 @@ convertMusic() {
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fi
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test -f "${f}" || continue # Ensure that what we've found is a file
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extension="${f##*.}" # Grab file extension of input file
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success "format: $extension"
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informationFile="${tmpDir}/${f}.json"
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# JSON METADATA FOR EACH ASSET
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@@ -441,7 +459,8 @@ convertMusic() {
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# Output a JSON file for each video asset being parsed.
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ffprobe -v quiet -print_format json -show_format -show_streams "${f}" >> "${informationFile}"
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ffprobe -v quiet -print_format json -show_format -show_streams "${f}" >> "${f}.json"
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# uncomment the line below for debugging. It will write a json file for each file in the source directory
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# ffprobe -v quiet -print_format json -show_format -show_streams "${f}" >> "${f}.json"
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# Read the necessary information from the JSON
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format="$(jq -r ".format.format_long_name" "${informationFile}")"
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@@ -473,18 +492,20 @@ convertMusic() {
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# SET OUTPUT FORMAT
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# Default to 'mp4' for everything.
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# TODO - think through additional defaults
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##########################################################
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# #########################################################
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# if you wanted a default target format for a specific input format,
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# you would put it here.
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case "${format}" in
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'QuickTime / MOV') outputFormat='m4a' ;; # Convert Apple formats to ....
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# you would put it here. Defaults to m4a for everything except ALAC files which
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# default to FLAC.
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case "${audioCodec}" in
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'flac') outputFormat='m4a' ;; # Convert Apple formats to ....
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'alac') outputFormat='flac' ;; # Convert Apple formats to ...
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*) outputFormat='m4a' ;;
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esac
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# SET AUDIO INFORMATION
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# SET AUDIO CODECS
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# Copy audio in compatible formats. Re-encode audio when needed
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################################################################
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# ###############################################################
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# Pick the best aac audio encoder
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if $(ffmpeg -version | grep enable-libfdk-aac >/dev/null); then
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@@ -494,13 +515,82 @@ convertMusic() {
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fi
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# LOSSLESS CONVERSIONS
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# Performed on any files over 320k
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#
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# note on XLD: If you have XLD installed and configured, lossless audio conversion
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# will be run using built-in XLD profiles. You can disable this by
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# changing ensuring that XLD=0 in sections below.
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# #############################################################
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# FLAC TO ALAC
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if [[ "${formatName}" == "flac" ]] && [[ "${formatBit_Rate}" -gt "320000" ]]; then
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audioConvertCommand="-acodec alac"
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# ffmpeg: FLAC TO ALAC
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if [[ "${audioCodec}" == "flac" ]] && [[ "${formatBit_Rate}" -gt "320000" ]]; then
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if type_exists "xld"; then
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XLD=1
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# audioConvertCommand="--profile FLACtoALAC"
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audioConvertCommand="-f alac"
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else
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audioConvertCommand="-acodec alac"
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fi
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fi
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ffmpegCommand # Run the conversion function
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# ffmpeg: ALAC TO FLAC
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if [[ "${audioCodec}" == "alac" ]] && [[ "${formatBit_Rate}" -gt "320000" ]]; then
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if type_exists "xld"; then
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XLD=1
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audioConvertCommand="-f flac"
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else
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audioConvertCommand="-c:a flac"
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fi
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fi
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# NON-LOSSLESS CONVERSIONS
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# ##############################################
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# Define the codec to be used
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case "${audioCodec}" in
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'flac') conversionAudioCodec='aac' ;; # Convert Apple formats to ....
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'mp3') conversionAudioCodec='aac' ;; # Convert Apple formats to ....
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'alac') conversionAudioCodec='flac' ;; # Convert Apple formats to ...
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'aac') conversionAudioCodec='aac' ;; # Convert Apple formats to ....
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*) conversionAudioCodec='aac' ;;
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esac
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# Take user specified bitrate
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if [ -n "$bitrate"]; then
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bitrate="${bitrate%k}/" # Ensure 'k' is at the end of any bitrate sent to ffmpeg
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ffmpefBitrate="-b:a $bitrate"
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fi
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# Convert to aac
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if [[ "$conversionAudioCodec" == "aac" ]]; then
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if type_exists "xld"; then
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XLD=1
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audioConvertCommand="-f aac"
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else
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audioConvertCommand="-acodec ${aacencoder}"
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fi
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fi
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# Convert to mp3
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# Can we convert to mp3
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if $(ffmpeg -version | grep enable-libmp3lame >/dev/null); then
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mp3Encoder='libmp3lame'
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else
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warning "No workable ffmpeg mp3 encoder. Skipping ${f}..."
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breakLoop
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continue
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fi
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if [[ "$conversionAudioCodec" == "mp3" ]]; then
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audioConvertCommand="-acodec ${mp3Encoder} ${ffmpefBitrate}"
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fi
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# Do the conversion
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# ##########################
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doConvert # Run the conversion function
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# Unset variables
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unset format
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@@ -631,6 +721,7 @@ while [[ $1 = -?* ]]; do
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--downsize720) downsize720=1 ;;
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--delete) deleteOriginal=1 ;;
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--saveDir) shift; saveDir="$1" ;;
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--bitrate) shift; bitrate="$1" ;;
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