[vorbis] vorbiscomment and multi line comments

[John Morton]

On Friday 03 October 2003 08:01, you wrote:
>  John Morton wrote on 2003-10-02:
>  > On Thursday 02 October 2003 23:29, you wrote:
>  > >  On Thu, Oct 02, 2003 at 11:09:17PM +1200, John Morton wrote:
>  > >  No, we've not implemented any more sophisticated input format for
>  > > vorbis comment. As you say, -t "foo=bar" works fine up to the
>  > > length-limit of the commandline. I have run into the problem
>  > > occasionally, but in those few cases I just used that as a
>  > > work-around.
>  >
>  > Fair enough. I'll indent multi-line comments in my text serializing
>  > scheme with '~', seeing as ascii 0x7E appears to be outside the range
>  > allowed for field names.
>
>  The issue with this approach is that multi-line comments won't be
>  easily processible with scripts, because they will still span mulitple
>  lines.  Grep and friends won't work well with them.  Therefore I
>  believe that ``\n`` or something like that would be better.
>
>  I've once written__ a patch__ for reading/writing this style, also
>  supporting ``\0``.  (It was somewhat overengineered, also supporting a
>  different style abusing 254 and 255 which can't appear in UTF-8; I now
>  think that's quite useless and if more than one styles should be
>  supported a human-readable one, like your ``~`` idea would be better).
>
>  __ http://www.xiph.org/archives/vorbis/200211/0128.html
>  __ http://bugs.xiph.org/show_bug.cgi?id=273

Having a mode that escapes the newline is probably the most useful trick, so
long as the default behaviour is still the 'human-readable'.

John
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