[FFmpeg-devel] [PATCH][RFC] nsv seeking

Michael Niedermayer michaelni
Sat Apr 18 15:38:30 CEST 2009


On Sat, Apr 18, 2009 at 03:00:58PM +0530, Jai Menon wrote:
> On Thu, Apr 16, 2009 at 11:23 AM, Jai Menon <jmenon86 at gmail.com> wrote:
> > On 4/16/09, Michael Niedermayer <michaelni at gmx.at> wrote:
> >> On Wed, Apr 15, 2009 at 09:16:59PM +0530, Jai Menon wrote:
> >> ?> On Wed, Apr 15, 2009 at 5:29 PM, Michael Niedermayer <michaelni at gmx.at> wrote:
> >> ?> > On Wed, Apr 15, 2009 at 10:03:22AM +0530, Jai Menon wrote:
> >> ?> >> On 4/15/09, Michael Niedermayer <michaelni at gmx.at> wrote:
> >> ?> >> > On Tue, Apr 14, 2009 at 10:22:56PM +0530, Jai Menon wrote:
> >> ?> >> > ?> On 3/20/09, Michael Niedermayer <michaelni at gmx.at> wrote:
> >> ?> >> > ?> > On Mon, Mar 16, 2009 at 12:15:27PM +0530, Jai Menon wrote:
> >> ?> >>
> >> ?> >> [...]
> >> ?> >>
> >> ?> >> > ?> @@ -453,6 +465,16 @@ static int nsv_parse_NSVs_header(AVFormatContext *s, AVFormatParameters *ap)
> >> ?> >> >
> >> ?> >> > > ? ? ? ? ? ? ?av_set_pts_info(st, 64, framerate.den, framerate.num);
> >> ?> >> > ?> ? ? ? ? ? ? ?st->start_time = 0;
> >> ?> >> > ?> ? ? ? ? ? ? ?st->duration = av_rescale(nsv->duration, framerate.num, 1000*framerate.den);
> >> ?> >> > ?> +
> >> ?> >> > ?> + ? ? ? ? ? ?for(i=0;i<nsv->index_entries;i++) {
> >> ?> >> > ?> + ? ? ? ? ? ? ? ?if(nsv->extended_index_data) {
> >> ?> >> > ?> + ? ? ? ? ? ? ? ? ? ?av_add_index_entry(st, nsv->nsvf_index_data[i], nsv->extended_index_data[i],
> >> ?> >> >
> >> ?> >> >
> >> ?> >> > i think nsvf_index_data and extended_index_data are poor names
> >> ?> >>
> >> ?> >> Any suggestions? I could send a separate patch for nsvf_index_data.
> >> ?> >> I named it extended_index_data because this is what the spec calls it.
> >> ?> >
> >> ?> > what does it contain?
> >> ?>
> >> ?> no. of frames before the frame at corresponding file offset (looked up
> >> ?> from index_data)
> >>
> >>
> >> aka timestamp?
> >
> > Yeah, you could say that.

i think it then should have timestamp or frame_num or something smilar
in its name

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

I wish the Xiph folks would stop pretending they've got something they
do not.  Somehow I fear this will remain a wish. -- M?ns Rullg?rd
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