[ID3 Dev] curious problem with Cyrillic letters

[Sergei Gerasenko]

Hi Jim,

You deserve all the thanks not only because of the tip but also because
you responded so quickly. 

I didn't know that 2.3 was the mainstream version. I'm glad I
learned it today.

Thank you once again,
  Sergei


On Sat, Dec 22, 2007 at 10:02:24PM -0500, Jim wrote:
> Hi Sergei.
> 
> I don't think I deserve much thanks since it was just a guess, but I'm 
> glad to hear you got it working.  As I side note, you might also want to 
> convert any v2.2 tags you find to v2.3.  v2.3 is the version most 
> commonly supported by both applications and devices (as far as I know).
> 
> Jim
> 
> 
> Sergei Gerasenko wrote:
> >Hi Jim,
> >
> >You were absolutely right. I found a nice program to convert tags from
> >one version to another. It's called eyeD3. And I watched the
> >transformation from question marks to the correct Cyrillic letters
> >before my very eyes. I just had to lower the version from 2.4 to 2.3.
> >
> >Jim, I can't thank you enough.
> >
> >Best regards,
> >Sergei
> >
> >On Sat, Dec 22, 2007 at 12:49:09PM -0500, Jim wrote:
> >>Hi Sergei.
> >>
> >>This is just a guess but perhaps the problem is with how your MP3 player 
> >>handles v2.4 tags?  (I haven't actually checked out your tags yet but 
> >>they look ok at first glance.  The difference in TPE1 frame length is 
> >>because the Linux tag includes the final "00 00" and the Windows tag 
> >>doesn't, but I don't think that should cause the problem you are 
> >>having.)  Does the Linux utility you are using give you any control over 
> >>what version of tags are written?  If it does, maybe you can try setting 
> >>it to write v2.3 tags instead of v2.4 and see if that fixes the problem?
> >>
> >>Jim
> >>
> >>
> >>Sergei Gerasenko wrote:
> >>>Hi everybody,
> >>>
> >>>I just bought a Sony NWZ-A818 MP3 player and I have quite a music 
> >>>collection with cyrillic mp3 tags. After I transferred the collection to
> >>>the player, it displayed everything that was Cyrillic with question 
> >>>marks. So, I thought, bummer, the thing doesn't understand
> >>>Unicode. But as I was scrolling through the list, to my surprise I found 
> >>>a couple that were displayed correctly! I was very excited and
> >>>became determined to find out what was different in those files that the 
> >>>player displayed correctly.
> >>>
> >>>I soon discovered that if I created a Cyrillic tag on Windows XP (using 
> >>>windows explorer), the player displayed the cyrillic
> >>>characters correctly.  If I took the same song and read the tag on 
> >>>Linux, the tag was also displayed correctly BUT if I edited and
> >>>saved it on Linux (using Quod Libet, which uses a Python id3 library), 
> >>>the tag turned into question marks both on Windows and
> >>>the player.
> >>>
> >>>So I reduced the tag to as little as possible to find the difference. I 
> >>>just left the artist name and made it 3 letters long "Vоп". Then I
> >>>used a hex editor to read the tag. The only difference I saw was that 
> >>>Windows made the tag version to be 2.3, while the
> >>>Linux made it 2.4. 
> >>>
> >>>Also, Windows made the length of the artist name frame (TPE1) "09" and 
> >>>the Linux version made it 2 bytes longer "0b". Otherwise they are
> >>>completely identical. Except also for a difference in the size of the 
> >>>whole tag: "1f76" and "0800" respectively.
> >>>
> >>>Here are the corresponding hex dumps:
> >>>
> >>>After editing on Windows
> >>>========================
> >>>
> >>>sergei at ubuntu:~$ hexdump -Cn 200 song.mp3
> >>>00000000  49 44 33 03 00 00 00 00  1f 76 54 50 45 31 00 00  
> >>>|ID3......vTPE1..|
> >>>00000010  00 09 00 00 01 ff fe 56  00 3e 04 3f 04 00 00 00  
> >>>|.......V.>.?....|
> >>>00000020  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  
> >>>|................|
> >>>*
> >>>
> >>>
> >>>After editing on Linux
> >>>=======================
> >>>sergei at ubuntu:~$ hexdump -Cn 200 song.mp3 
> >>>00000000  49 44 33 04 00 00 00 00  08 00 54 50 45 31 00 00  
> >>>|ID3.......TPE1..|
> >>>00000010  00 0b 00 00 01 ff fe 56  00 3e 04 3f 04 00 00 00  
> >>>|.......V.>.?....|
> >>>00000020  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  
> >>>|................|
> >>>*
> >>>
> >>>This is where my expertise stops! Can someone figure out what's going on 
> >>>here?
> >>>
> >>>If anybody is interested, both files can be found below but my download 
> >>>speed is pretty bad. So please be patient.
> >>>
> >>>http://65.27.155.246/~sergei/windows_version.mp3 and
> >>>http://65.27.155.246/~sergei/linux_version.mp3
> >>>
> >>>Looking forward to your analysis!
> >>>
> >>>Thanks,
> >>>   Sergei
> >>>
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