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Scanner v4, audio file metadata used in setting book details, embedded cover art extracted and used

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advplyr 2021-09-29 20:43:36 -05:00
parent b74b12301c
commit b26c1ba886
15 changed files with 371 additions and 108 deletions
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71
server/utils/prober.js
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@ -1,4 +1,6 @@
var Ffmpeg = require('fluent-ffmpeg')
const Path = require('path')
const Logger = require('../Logger')
function tryGrabBitRate(stream, all_streams, total_bit_rate) {
if (!isNaN(stream.bit_rate) && stream.bit_rate) {
@ -72,6 +74,15 @@ function tryGrabTag(stream, tag) {
return stream.tags[tag] || stream.tags[tag.toUpperCase()] || null
}
function tryGrabTags(stream, ...tags) {
if (!stream.tags) return null
for (let i = 0; i < tags.length; i++) {
var value = stream.tags[tags[i]] || stream.tags[tags[i].toUpperCase()]
if (value) return value
}
return null
}
function parseMediaStreamInfo(stream, all_streams, total_bit_rate) {
var info = {
index: stream.index,
@ -124,6 +135,54 @@ function parseChapters(chapters) {
})
}
function parseTags(format) {
if (!format.tags) {
Logger.debug('No Tags')
return {}
}
// Logger.debug('Tags', format.tags)
const tags = {
file_tag_encoder: tryGrabTags(format, 'encoder', 'tsse', 'tss'),
file_tag_encodedby: tryGrabTags(format, 'encoded_by', 'tenc', 'ten'),
file_tag_title: tryGrabTags(format, 'title', 'tit2', 'tt2'),
file_tag_subtitle: tryGrabTags(format, 'subtitle', 'tit3', 'tt3'),
file_tag_track: tryGrabTags(format, 'track', 'trck', 'trk'),
file_tag_album: tryGrabTags(format, 'album', 'talb', 'tal'),
file_tag_artist: tryGrabTags(format, 'artist', 'tpe1', 'tp1'),
file_tag_albumartist: tryGrabTags(format, 'albumartist', 'tpe2'),
file_tag_date: tryGrabTags(format, 'date', 'tyer', 'tye'),
file_tag_composer: tryGrabTags(format, 'composer', 'tcom', 'tcm'),
file_tag_publisher: tryGrabTags(format, 'publisher', 'tpub', 'tpb'),
file_tag_comment: tryGrabTags(format, 'comment', 'comm', 'com'),
file_tag_description: tryGrabTags(format, 'description', 'desc'),
file_tag_genre: tryGrabTags(format, 'genre', 'tcon', 'tco'),
// Not sure if these are actually used yet or not
file_tag_creation_time: tryGrabTag(format, 'creation_time'),
file_tag_wwwaudiofile: tryGrabTags(format, 'wwwaudiofile', 'woaf', 'waf'),
file_tag_contentgroup: tryGrabTags(format, 'contentgroup', 'tit1', 'tt1'),
file_tag_releasetime: tryGrabTags(format, 'releasetime', 'tdrl'),
file_tag_movementname: tryGrabTags(format, 'movementname', 'mvnm'),
file_tag_movement: tryGrabTags(format, 'movement', 'mvin'),
file_tag_series: tryGrabTag(format, 'series'),
file_tag_seriespart: tryGrabTag(format, 'series-part'),
file_tag_genre1: tryGrabTags(format, 'tmp_genre1', 'genre1'),
file_tag_genre2: tryGrabTags(format, 'tmp_genre2', 'genre2')
}
for (const key in tags) {
if (!tags[key]) {
delete tags[key]
}
}
var keysToLookOutFor = ['file_tag_genre1', 'file_tag_genre2', 'file_tag_series', 'file_tag_seriespart', 'file_tag_movement', 'file_tag_movementname', 'file_tag_wwwaudiofile', 'file_tag_contentgroup', 'file_tag_releasetime']
var success = keysToLookOutFor.find(key => !!tags[key])
if (success) {
Logger.debug('Notable!', success)
}
return tags
}
function parseProbeData(data) {
try {
var { format, streams, chapters } = data
@ -131,20 +190,16 @@ function parseProbeData(data) {
var sizeBytes = !isNaN(size) ? Number(size) : null
var sizeMb = sizeBytes !== null ? Number((sizeBytes / (1024 * 1024)).toFixed(2)) : null
// Logger.debug('Parsing Data for', Path.basename(format.filename))
var tags = parseTags(format)
var cleanedData = {
format: format_long_name,
duration: !isNaN(duration) ? Number(duration) : null,
size: sizeBytes,
sizeMb,
bit_rate: !isNaN(bit_rate) ? Number(bit_rate) : null,
file_tag_encoder: tryGrabTag(format, 'encoder') || tryGrabTag(format, 'encoded_by'),
file_tag_title: tryGrabTag(format, 'title'),
file_tag_track: tryGrabTag(format, 'track') || tryGrabTag(format, 'trk'),
file_tag_album: tryGrabTag(format, 'album') || tryGrabTag(format, 'tal'),
file_tag_artist: tryGrabTag(format, 'artist') || tryGrabTag(format, 'tp1'),
file_tag_date: tryGrabTag(format, 'date') || tryGrabTag(format, 'tye'),
file_tag_genre: tryGrabTag(format, 'genre'),
file_tag_creation_time: tryGrabTag(format, 'creation_time')
...tags
}
const cleaned_streams = streams.map(s => parseMediaStreamInfo(s, streams, cleanedData.bit_rate))