Update, drop aac and ogg for now
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parent
039a5653c5
commit
31f7a679d8
1 changed files with 26 additions and 89 deletions
115
encode.bash
115
encode.bash
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@ -32,13 +32,13 @@ function clean {
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if [ -f "$1" ]
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then
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echo "Cleaning existing file, $1."
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rm $1
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rm "$1"
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fi
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}
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if [ -z "$1" ]
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then
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echo "Provide a cast type!"
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echo "Provide a cast config!"
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echo "$0 <cast config> <slug> [date]"
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exit 1
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fi
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@ -49,22 +49,22 @@ then
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echo "$0 <cast config> <slug> [date]"
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exit 2
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fi
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slug=$2
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slug="$2"
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if [ -z "$3" ]
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then
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date=$(date +%Y-%m-%d)
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year=$(date +%Y)
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post_date=$(date +%Y/%m/%d)
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else
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date=$(date +%Y-%m-%d -d $3)
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year=$(date +%Y -d $3)
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post_date=$(date +%Y/%m/%d -d $3)
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date=$(date +%Y-%m-%d -d "$3")
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year=$(date +%Y -d "$3")
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post_date=$(date +%Y/%m/%d -d "$3")
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fi
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# load info from cast specific config file
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. $config
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. "$config"
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if [ -z "${file_prefix}" ]
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if [ -z "$file_prefix" ]
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then
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echo "${config} must set file_prefix."
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exit 1
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@ -88,7 +88,7 @@ clean "${base_file}.mp3"
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echo ""
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# encode lossy, MP3, adding ID3v2 tags for everything
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# *except* cover art
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lame -b ${mp3_bitrate} \
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lame -b "${mp3_bitrate}" \
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--cbr \
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--tt "${title}" \
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--ta "${artist}" \
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@ -98,91 +98,28 @@ lame -b ${mp3_bitrate} \
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--tg "${genre}" \
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--id3v2-only \
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--noreplaygain \
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${base_file}.wav \
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${base_file}.mp3
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"${base_file}".flac \
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"${base_file}".mp3
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# lame package from Lucid lacks the --ti switch for image
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# found eyed3 via a web search
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eyeD3 --add-image ${cover}:FRONT_COVER \
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eyeD3 --add-image "${cover}":FRONT_COVER \
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--url-frame="WCOP:${copyright}" \
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${base_file}.mp3
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"${base_file}".mp3
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echo ""
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echo "Encoding ${base_file}.flac."
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clean "${base_file}.flac"
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echo "Tagging ${base_file}.flac."
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echo ""
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# lossless encoding
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flac \
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--picture="|image/jpeg|||${cover}" \
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--tag=title="${title}" \
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--tag=artist="${artist}" \
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--tag=album="${album}" \
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--tag=year="${year}" \
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--tag=genre="${genre}" \
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--tag=composer="${artist}" \
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--tag=comment="${comment}" \
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--tag=url="${url}" \
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--tag=copyright="${copyright}" \
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${base_file}.wav
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echo ""
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echo "Encoding ${base_file}.m4a at ${aac_quality}."
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clean "${base_file}.m4a"
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echo ""
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# AAC encoding, lossy
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# docs recommend against setting bandwidth and bitrate setting
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# doesn't seem to result in the desired quality as tweaking
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# the quality setting (max 500)--200 was arrived at by iteratively
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# encoding the same raw audio and subjective listening to the results
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ffmpeg -i ${base_file}.wav \
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-b:a ${aac_quality}k \
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-metadata title="${title}" \
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-metadata artist="${artist}" \
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-metadata album="${album}" \
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-metadata year="${year}" \
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-metadata genre="${genre}" \
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-metadata writer="${artist}" \
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-metadata comment="${comment}" \
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-strict experimental \
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${base_file}.m4a
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#-metadata cover-art="${cover}" \
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#-acodec fdk_aac \
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#faac -q ${aac_quality} \
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#-o ${base_file}.m4a \
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#--title "${title}" \
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#--artist "${artist}" \
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#--album "${album}" \
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#--year "${year}" \
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#--genre "${genre}" \
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#--writer "${artist}" \
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#--comment "${comment}" \
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#--cover-art "${cover}" \
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#${base_file}.wav
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if [ -f "${aac_notes_path}/${date}.notes" ]
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then
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# put together the just-so input file for mp4chaps
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echo "00:00:00.000 Start" > \
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${base_file}.chapters.txt
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grep "{{offset|" ${aac_notes_path}/${date}.notes | \
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sed -e "s/.*offset|\(.*\)}}.*|\(.*\)}}.*/\1 \2/" >> \
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${base_file}.chapters.txt
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# write the chapter marks to the AAC/MP4 file
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mp4chaps -o -z -i ${base_file}.m4a
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fi
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echo ""
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echo "Encoding ${base_file}.ogg at quality ${ogg_quality}."
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clean "${base_file}.ogg"
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echo ""
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# encode the Ogg Vorbis from the flac copies the tags/comments
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# already set into the flac file except the cover art;
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# using metaflac, can encode the binary block in flac
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# per the latest recommendations from Xiph for cover art
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oggenc \
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-q ${ogg_quality} \
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--comment=METADATA_BLOCK_PICTURE="$(metaflac --export-picture-to=- ${base_file}.flac| base64 -w 0)" \
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${base_file}.flac
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metaflac \
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--import-picture-from="|image/png|||${cover}" \
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--set-tag=title="${title}" \
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--set-tag=artist="${artist}" \
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--set-tag=album="${album}" \
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--set-tag=year="${year}" \
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--set-tag=genre="${genre}" \
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--set-tag=composer="${artist}" \
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--set-tag=comment="${comment}" \
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--set-tag=url="${url}" \
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--set-tag=copyright="${copyright}" \
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"${base_file}".flac
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