maxenceg2m/iTunes
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(scripts) Put Bit rate (min & avg) in albums

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Calc avg Bit Rate for a album
Rename average calc function
This commit is contained in:
Maxence G. de Montauzan
2020-12-20 19:33:17 +01:00
parent c92fb73e91
commit 285ab197e8
1 changed files with 14 additions and 5 deletions
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19
iTunesParser.py
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@@ -154,7 +154,7 @@ class ITunesParser:
play_count = track['Play Count'] if 'Play Count' in track else 0
rating = track['Rating'] if 'Rating' in track else 0
rating = self.calc_rating(rating, self._artists[akey]['Rating'], self._artists[akey]['Track Count'])
rating = self.calc_average(rating, self._artists[akey]['Rating'], self._artists[akey]['Track Count'])
self._artists[akey]['Track Count'] += 1
self._artists[akey]['Rating'] = rating
@@ -190,6 +190,8 @@ class ITunesParser:
'Rating': 0,
'Genre': set(),
'Artist': set(),
'Avg Bit Rate': track['Bit Rate'],
'Min Bit Rate': track['Bit Rate'],
# 'Album Artist': '',
'Total Time': 0
}
@@ -198,10 +200,16 @@ class ITunesParser:
play_count = track['Play Count'] if 'Play Count' in track else 0
rating = track['Rating'] if 'Rating' in track else 0
rating = self.calc_rating(rating, self._albums[akey]['Rating'], self._albums[akey]['Track Count'])
rating = self.calc_average(rating, self._albums[akey]['Rating'], self._albums[akey]['Track Count'])
total_time = track['Total Time'] if 'Total Time' in track else 0
if self._albums[akey]['Min Bit Rate'] > track['Bit Rate']:
self._albums[akey]['Min Bit Rate'] = track['Bit Rate']
avg_bitrate = self.calc_average(track['Bit Rate'], self._albums[akey]['Avg Bit Rate'], self._albums[akey]['Track Count'])
self._albums[akey]['Avg Bit Rate'] = avg_bitrate
self._albums[akey]['Track Count'] += 1
self._albums[akey]['Rating'] = rating
self._albums[akey]['Play Count'] += play_count
@@ -223,11 +231,11 @@ class ITunesParser:
self._albums[akey]['Album Artist'] = track['Album Artist']
@classmethod
def calc_rating(cls, added_value, current_rating, count):
def calc_average(cls, added_value, current_value, nb_values):
"""
Calculate average rating from a current rating, a rating value to add and the number of elements
Calculate average value from a current value, a value to add and the number of values
"""
return (current_rating * count + added_value) / (count + 1)
return (current_value * nb_values + added_value) / (nb_values + 1)
@classmethod
def calc_id(cls, key):
@@ -271,6 +279,7 @@ class WriteElsJson:
for _, album in albums.items():
persistent_id = album['Persistent ID']
album['Rating'] = round(album['Rating'])
album['Avg Bit Rate'] = round(album['Avg Bit Rate'])
json_track_index = {
"index": {"_index": ITunesParser.ALBUM_INDEX, "_id": persistent_id}