[vorbis-dev] ov_raw_seek doesn't work ?

Martin Cesky martin at scssoft.com
Thu Aug 1 06:01:54 PDT 2002



Well, the ov_raw_seek is not calling my seek callback function at all, 
but the pcm_seek is doing that. The ov_raw_seek looks like this:

ov_raw_seek((OggVorbis_File*)snd->stream,0);

nd->stream is the opened file by ov_open_callback

Btw it worked with beta 3, but after getting new version of all dlls, it 
began to act this strange way.

Martin

Michael Smith wrote:

>At 09:49 AM 8/1/02 +0200, you wrote:
>  
>
>>I found a problem with ov_raw_seek function in oggvorbis win32sdk 1.0. 
>>When i called this function it returned OV_EINVAL immediatelly. I 
>>solved the issue by replacing the ov_raw_seek by ov_pcm_seek, which 
>>worked perfectly, but i would like to use the raw variant due to 
>>performace reason . Is anybody aware of this strange behaviour ?
>>
>>    
>>
>
>ov_raw_seek() will return OV_EINVAL for two error conditions:
> 1) You're calling it on an unopened stream (i.e. you haven't called
>ov_open() or ov_open_callbacks(), though you may have called ov_test()).
> 2) you've specified an offset outside the range of the input.
>
>ov_raw_seek() definately works, since it gets called to do the
>low-level seek and resync when you call ov_pcm_seek(). Since
>you say ov_pcm_seek() works, 1) is unlikely - so the offset you're
>specifying is probably wrong. What are you using? 
>
>Michael
>
>
>
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