[Nepomuk] Music issues I want to fix
Vishesh Handa
me at vhanda.in
Wed Jun 13 20:59:14 UTC 2012
On Thu, Jun 14, 2012 at 2:08 AM, Sebastian Trüg <trueg at kde.org> wrote:
> better add the ticket. Even if there will be no more discussion. Back in
> the beginning we decided to let every change go through a ticket...
Btw, tracker have added those 2 exact properties in their version of SDO.
For more than a year.
Just saying.
>
>
> On 06/13/2012 10:30 PM, Ignacio Serantes wrote:
>
>> Two versions are good to me. Then what's next? May I add the ticket with
>> nmm:albumArtist and nmm:albumProducer or it's unnecessary as you are the
>> maintainer?
>>
>> On Wed, Jun 13, 2012 at 10:23 PM, Sebastian Trüg <trueg at kde.org
>> <mailto:trueg at kde.org>> wrote:
>>
>> On 06/13/2012 04:00 PM, Ignacio Serantes wrote:
>>
>> Well, I forgot classic music so I was wrong :P.
>>
>> nmm:albumPerformer, with a cardinality 0:n is totally right.
>> It's not
>> handled by id3 tags but for classic music is in several cases
>> the main
>> difference between two music albums.
>>
>>
>> I can, however, see your point regarding the other arguments. For
>> non-classical music albumArtist does make more sense than
>> albumPerformer. In the end the albumPerformers are all the
>> performers of the individual tracks. But the artist is the, well,
>> artist who labels the album.
>> So in the end I am voting for nmm:albumProducer and nmm:albumArtist.
>>
>> On Wed, Jun 13, 2012 at 12:18 PM, Ignacio Serantes
>> <kde at aynoa.net <mailto:kde at aynoa.net>
>> <mailto:kde at aynoa.net <mailto:kde at aynoa.net>>> wrote:
>>
>>
>>
>> On Wed, Jun 13, 2012 at 11:27 AM, Sebastian Trüg
>> <sebastian at trueg.de <mailto:sebastian at trueg.de>
>> <mailto:sebastian at trueg.de <mailto:sebastian at trueg.de>>> wrote:
>>
>> On 06/13/2012 11:04 AM, Ignacio Serantes wrote:
>>
>> Hi,
>>
>> On Wed, Jun 13, 2012 at 10:52 AM, Sebastian Trüg
>> <sebastian at trueg.de <mailto:sebastian at trueg.de>
>> <mailto:sebastian at trueg.de <mailto:sebastian at trueg.de>>
>> <mailto:sebastian at trueg.de <mailto:sebastian at trueg.de>
>> <mailto:sebastian at trueg.de <mailto:sebastian at trueg.de>>>> wrote:
>>
>> On 06/10/2012 08:32 PM, Ignacio Serantes wrote:
>>
>> I brief update status.
>>
>> 1) I just fix multiple performers bug in
>> flac analyzer.
>>
>> 2) nmm:albumArtist seems to be related to DB
>> structure and is not a
>> coding bug. I just added nmm:albumArtist to
>> SDO and
>> now there is a
>> nmm:albumArtist in nmm:MusicAlbum. This is
>> the code
>> I added:
>> nmm:albumArtist
>> a rdf:Property, nrl:DefiningProperty ;
>> rdfs:subPropertyOf nco:contributor ;
>> rdfs:label "album artist" ;
>> rdfs:comment "Album artist" ;
>> rdfs:domain nmm:MusicAlbum ;
>> rdfs:range nco:Contact .
>>
>>
>> This looks good. I am only concerned about having
>> performer and
>> producer on the tracks and artist on the album.
>> Shouldn't that be in
>> sync somehow? After all an album is also
>> produced, right? A
>> compilation has a producer and each track has a
>> possibly
>> different
>> producer...
>>
>>
>> This is right but as there is no tag for album
>> producer this
>> information
>> can not be obtained from the music file so this is
>> outside
>> my actual
>> goals. Album producers can be obtained using a
>> query, as I'm
>> doing in
>> Nepoogle for album performers.
>>
>>
>> What I mean is we need nmm:albumProducer and
>> nmm:albumPerformer.
>> What do you think?
>>
>>
>> nmm:albumProducer don't bothers but I'm not sure about
>> nmm:albumPerformer. Performer is the "performer" and not the
>> album
>> artist, yes my Engrish is bad. An album artist is a good field
>> because and album always have an associated artist: Queen,
>> ELO or
>> Various artists, but in the real world there is not a performer
>> associated with the album but is associated to music piece.
>>
>> Album producer is not the same case because, sometimes,
>> there is a
>> general album producer and other producers for music pieces. So
>> album producer and artist producer are the same case but not
>> for
>> performers, lyricists or composers. It's right that many times
>> performers, lyricist or composers are the same for all the
>> music
>> album but I still consider that this are music piece fields.
>>
>>
>>
>>
>>
>> I will upload a patch to Review Board for
>> the first
>> one but,
>> what must I
>> do with the second one?
>>
>>
>> The normal approach is to create a ticket at
>> https://sourceforge.net/apps/_**_____trac/oscaf/<https://sourceforge.net/apps/______trac/oscaf/>
>> <https://sourceforge.net/apps/**____trac/oscaf/<https://sourceforge.net/apps/____trac/oscaf/>
>> >
>>
>> <https://sourceforge.net/apps/**____trac/oscaf/<https://sourceforge.net/apps/____trac/oscaf/>
>> <https://sourceforge.net/apps/**__trac/oscaf/<https://sourceforge.net/apps/__trac/oscaf/>
>> >>
>>
>>
>> <https://sourceforge.net/apps/**____trac/oscaf/<https://sourceforge.net/apps/____trac/oscaf/>
>> <https://sourceforge.net/apps/**__trac/oscaf/<https://sourceforge.net/apps/__trac/oscaf/>
>> >
>> <https://sourceforge.net/apps/**__trac/oscaf/<https://sourceforge.net/apps/__trac/oscaf/>
>> <https://sourceforge.net/apps/**trac/oscaf/<https://sourceforge.net/apps/trac/oscaf/>
>> >>>
>>
>>
>> Ok, thank you. I will add a ticket.
>>
>>
>>
>> On Thu, Jun 7, 2012 at 7:59 PM, Ignacio
>> Serantes
>> <kde at aynoa.net <mailto:kde at aynoa.net> <mailto:kde at aynoa.net
>> <mailto:kde at aynoa.net>>
>> <mailto:kde at aynoa.net <mailto:kde at aynoa.net>
>> <mailto:kde at aynoa.net <mailto:kde at aynoa.net>>>
>> <mailto:kde at aynoa.net <mailto:kde at aynoa.net>
>> <mailto:kde at aynoa.net <mailto:kde at aynoa.net>>
>> <mailto:kde at aynoa.net <mailto:kde at aynoa.net>
>> <mailto:kde at aynoa.net <mailto:kde at aynoa.net>>>>> wrote:
>>
>> Hi,
>>
>> I detect next issues with music albums
>> scanning
>> flac and mp3
>> formats:
>>
>> 1) Performers:
>>
>> * mp3: supports it but it wrongly adding
>> nmm:albumArtist
>> too and
>>
>> this must be related to nmm:MusicAlbum.
>> * flac: only adds one performer, the last
>> added to the file?.
>>
>> nmm:musicArtist it's not imported and
>> an
>> error is launched:
>> "Cannot set values for abstract property
>> 'http://www.semanticdesktop.__**____org/ontologies/2009/02/19/**
>> __nmm#____albumArtist
>>
>> <http://www.semanticdesktop.__**__org/ontologies/2009/02/19/**
>> nmm#____albumArtist
>> <http://www.semanticdesktop.__**org/ontologies/2009/02/19/nmm#**
>> __albumArtist
>> <http://www.semanticdesktop.**org/ontologies/2009/02/19/nmm#**
>> albumArtist<http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#albumArtist>
>> >>>'
>> <http://www.semanticdesktop.__**____org/ontologies/2009/02/19/**
>> __nmm#____albumArtist
>>
>>
>>
>> <http://www.semanticdesktop.__**__org/ontologies/2009/02/19/**
>> nmm#____albumArtist
>> <http://www.semanticdesktop.__**org/ontologies/2009/02/19/nmm#**
>> __albumArtist
>> <http://www.semanticdesktop.**org/ontologies/2009/02/19/nmm#**
>> albumArtist<http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#albumArtist>
>> >>>'>.".
>>
>> Solution:
>>
>> * 0 to n nmm:albumArtist resources must
>> be
>> added to
>> nmm:MusicAlbum.
>> * 0 to n nmm:performer resources must
>> be added to
>> nmm:MusicPiece.
>>
>>
>> 2) Albums:
>>
>> * there is no url in nmm:MusicAlbum so
>> two
>> different
>> albums with
>>
>> same name are considered one unique
>> resource.
>> * determine album url is tricky, you
>> need to
>> obtain the
>> url from a
>>
>> track, a method complicated because
>> previous
>> problem.
>>
>> Solution:
>>
>> * add nie:url to albums.
>> * two albums with same name but
>> different path
>> are different
>>
>> albums. This have a side effect with
>> sets if
>> sets are in
>> different paths, but I think is
>> better that
>> sets are
>> considered
>> different albums, than two different
>> albums
>> are the same
>> resource. On the other side, this
>> could be
>> handle with some
>> smart path detection assuming some
>> kind of
>> organization with
>> paths. Other solution could be using
>> nmm:albumArtis to
>> determine
>> if two albums are different but, then
>> we
>> have the
>> problem with
>> various artists compilations.
>> * added nfo:depiction as a cover, an
>> image
>> that could be
>> handled
>> by Bangarang or Nepoogle.
>> * maybe more nfo:depiction for scans?
>>
>>
>> 3) Genres:
>>
>> * mp3: is not working.
>> * flac: works fine, supporting
>> unlimited genres.
>>
>> Solution:
>>
>> * bug with mp3 files must be fixed.
>>
>>
>> 4) Sets:
>>
>> * there is no total tracks per set.
>> * the total tracks is equal to the total
>> tracks number in
>> the last
>> track scanned.
>>
>> Solution:
>>
>> * a solution similar as seasons in
>> tvshows.
>> * a total tracks and a total tracks
>> per set
>> must be handled.
>>
>>
>> I'm only using flac and mp3 so the same
>> or other
>> issues
>> could be in
>> other music formats.
>>
>> Sets problems is a minor issue, but the
>> other
>> three, must be
>> fixed.
>>
>> As practically all my music is in flac
>> format I
>> will try to fix
>> problems 1 and 2 in flac analyzer, I'm
>> crossing
>> my fingers
>> because
>> is C++, but I wish to hear
>> comments/suggestions
>> before begin
>> to code.
>>
>> --
>> Best wishes,
>> Ignacio
>>
>>
>>
>>
>>
>> --
>> Best wishes,
>> Ignacio
>>
>>
>>
>>
>>
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>>
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>> >>>
>>
>>
>>
>>
>> --
>> Best wishes,
>> Ignacio
>>
>>
>>
>>
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>> >>
>>
>>
>>
>>
>> --
>> Best wishes,
>> Ignacio
>>
>>
>>
>>
>>
>> --
>> Best wishes,
>> Ignacio
>>
>>
>>
>>
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>>
>>
>>
>> --
>> Best wishes,
>> Ignacio
>>
>>
>>
>>
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--
Vishesh Handa
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