tags..

[sf_2000 at mail.ru]

Здравствуйте, Kyle.

Just follow to official documents/standards? 

> for reading you can just use a few if elses and its no big deal..
> but how do you handle writing the tags?

> On Tue, Aug 16, 2011 at 10:23 PM, Mathias Panzenböck
> <grosser.meister.morti at gmx.net>wrote:

>  
> On 08/17/2011 03:12 AM, Kyle wrote:
>  
>  they arent wrapped up because every format doesnt support them..
>  
>  if you wanted to transfer an image (i assume you mean album art)
> from one format to the other.. just
>  extract the image from one and store it into the other
>  
>  here is how to extract the image from an mp3
>  
>  ID3v2::FrameList l = Tag->frameList("APIC");
>  
>       if(l.isEmpty())
>           return NULL;
>  
>       ID3v2::AttachedPictureFrame *f =
> static_cast<ID3v2::AttachedPictureFrame *>(l.front());
>  
>       Size = f->picture().size();
>  
>       char* data = (char*)malloc(Size);
>       memcpy(data, f->picture().data(), Size);
>  
>       return data;
>  
>  you can get any of the non wrapped tags using the frameList.. most of the other formats have
>  something similar
>  
>  
>  

>  I think thats the problem. You have to write code for each format.
> Wouldn't it be possible to make a more generalized interface? Like a
> hashtable with standardized names. (If not then not. The values have
> to be something similar to QVariant.) If the format supports the
> tag, the hashtable has an appropriate entry. And for writing
> unsupported tags are just ignored.
>   
>  One could write such a thin on top of taglib, but without proper
> integration I don't know if it would play nice with custom file type resolvers.
>  
>  
>  2011/8/16 <sf_2000 at mail.ru <mailto:sf_2000 at mail.ru>>

>  
>      Здравствуйте, Kyle.
>  
>      It would be also perfect to have support of the tag 'chap' for mp4
>      files...
>  
>      Вы писали Monday, August 15, 2011, 4:34:01 PM:
>  
>       > You can get album artist and composer.. they just arent wrapped up
>       > in neat little ->AlbumArtist()/->Composer() functions
>  
>      --
>      С уважением,

>      Руслан Драгунов                         mailto:sf_2000 at mail.ru <mailto:sf_2000 at mail.ru>
>  
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>  
>  
>  
>  
>  --
>  -Kyle
>  
>  
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>  


>  
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-- 
С уважением,
Руслан Драгунов                         mailto:sf_2000 at mail.ru