[vorbis] retrieving "instant" bitrate without vo_open?
safemode at speakeasy.net
Sat Sep 22 21:55:49 PDT 2001
If bytes is indeed kilobit rate than everything seems to work fine now. the
graph is quite interesting. vorbis files seem to lack all mid-level
On Sunday 23 September 2001 00:38, you wrote:
> >> You want to use mostly libogg, plus two or three functions from
> >> libvorbis. You need to read in each packet in order (see the ogg docs or
> >> maybe decoder_example.c for how to do this). Then, instead of actually
> >> decoding the packet, use vorbis_packet_blocksize() to get the size (in
> >> samples) of the packet (see vcut or vorbiscomment for an example of how
> >> to use these).
> >Is none of this documented on the xiph site? i cant find anythnig but ov
> >functions and some structures. ?
> All the ogg stuff is fully documented. The vorbis parts aren't, but there's
> very clear example code for most of it (vorbis_packet_blocksize() was added
> recently, and isn't used by any examples, though).
> >i'm reading through the headers now but what type is packet? ogg_packet
> > has bytes and ogg_page has body_len .
> Sorry, was a slight error on my part there - I meant packet->bytes for the
> length. It's an ogg_packet.
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