[Goodies-dev] Audio thumbnailer

[Erlend Davidson]

Quoting Christian Dywan <christian at twotoasts.de>:

> Am Sun, 27 Jul 2008 13:41:03 +0200
> schrieb "Dirk Vanden Boer" <dirk.vdb at gmail.com>:
>
>> On Sat, Jul 26, 2008 at 7:26 PM, Dirk Vanden Boer
>> <dirk.vdb at gmail.com> wrote:
>> > On Sat, Jul 26, 2008 at 6:20 PM, Erlend Davidson
>> > <E.R.M.Davidson at sms.ed.ac.uk> wrote:
>> >>
>> >>
>> >> Dirk Vanden Boer wrote:
>> >>> On Sat, Jul 26, 2008 at 3:07 PM, Dirk Vanden Boer
>> >>> <dirk.vdb at gmail.com> wrote:
>> >>>
>> >>>> All the music downloaded from iTunes contains cover art,
>> >>>> otherwise the ipod won't show a picture when playing the audio,
>> >>>> but players like amarok, muine also support it, and I do it for
>> >>>> all my music :-)
>> >>>>
>> >> What audio formats use id3v2?  I thought it was just mp3.
>> >
>> > Aac also supports it, but tag lib can also read tags from ogg,
>> > mpc,... files. So these can be added later.
>> >
>> >> It's quite an interesting idea, and I hope folder thumbnails are
>> >> made possible in Thunar in the future, since this would be quite a
>> >> good way of representing a music album folder.
>> >> I think iTunes only embeds the cover art if you actually drag the
>> >> image when the track is playing.  When you download music from
>> >> iTunes it is placed in some subdirectory - I think?Also some media
>> >> players call the album cover "folder.jpg" and put it in the same
>> >> directory as the music. It might be useful to hook into these to
>> >> extract the thumbnails too... only problem is that the iTunes
>> >> album art might be licenced, so it could be breaking the law to
>> >> use that (anybody know?).
>> >
>> > I have no idea about that. Your only using for a thumbnail, seems
>> > pretty harmless.
>> >
>> >> There is another issue that replacing the theme music icon my an
>> >> image could be confusing to users.  I've already discussed this
>> >> with Benny for PDFs - having thumbnails for *everything* makes it
>> >> more difficult to determine filetypes, unless there is some emblem
>> >> of the thumbnail to indicate the type.
>> >
>> > I have been thinking about this as well, Overlaying a music note
>> > picture might be a good idea here.
>> >
>> >>>>
>> >>>>>>  The thumbnailer is written in c++
>> >>>>>> and consists of three sourcefiles, I think it's a bit overkill
>> >>>>>> to create a seperate project for this like I did with
>> >>>>>> ffmpegthumbnailer. So I was wondering if it can be included in
>> >>>>>> the thunar-thumbnailers code archive?
>> >>>>>>
>> >>>>> Currently there is no binary code in Thunar-thumbnailers.  When
>> >>>>> I need to write a binary to do something I have created (or
>> >>>>> used) an external project - for example raw-thumbnailer (which
>> >>>>> is less than 100 lines of code) and your ffmpegthumbnailer.  In
>> >>>>> a sense Thunar-thumbnailers is just a set of rules for
>> >>>>> generating thumbnails.
>> >>>>>
>> >>>> I understand, so it's probably better to just create an new
>> >>>> project on google code.
>> >>>>
>> >>>>> Can you post the thumbnailer to this list please?
>> >>>>>
>> >>>> Attached is the file containing the modifications I made to
>> >>>> thunar-thumbnailers. The configuration stuff isn't perfect yet
>> >>>> (make install doesn't correctly install it yet I think, I had to
>> >>>> do some manual tweaking) but it should allow you to build the
>> >>>> thumbnailer. Dependencies are Taglib and Imagemagick.
>> >> The only disadvantage to having it as a separate project is that it
>> >> gives distribution maintainers more packages to maintain, and
>> >> sometimes they (Debian, and as a result Ubuntu) won't add
>> >> something for ages.  I still feel it's the best thing to do though
>> >> (harping back to the Unix philosophy that one program does one
>> >> thing).
>> >
>> > Since the thumbnailer is optional they can still package it withouth
>> > it being enabled, at least
>> > the people who really want to use it can build it from source.
>>
>> I added an option to put the cover image on a cdcase which should make
>> it more clear that the thumbnail is for an audio file and not an
>> image.
>> I made a screenshot which will explain it better :-)
>> http://i248.photobucket.com/albums/gg184/dirk_vdb/audiothumbnailer.png
>
> Hey Dirk,
>
> actually the cd case makes me think of *albums*, ie. folders, when I
> see it. It takes me a second look on the filename to see that these are
> music files.

I agree.  I really like it though, as folder a thumbnail however.  I  
would prefer two options - one for the above album cover (folder)  
thumbnail, and another for individual tracks.  Perhaps something like  
the attached (rough) for music files...

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