Re: [OT-ish] WebM/Ogg VP8 streaming
Gregory Maxwell <[email protected]>
| Newsgroups | gmane.comp.multimedia.ogg.theora.general |
|---|---|
| Message-ID | <[email protected]> |
On Sat, May 22, 2010 at 10:14 PM, Silvia Pfeiffer <[email protected]> wrote: > On Sun, May 23, 2010 at 10:54 AM, Gregory Maxwell <[email protected]> wrote: >> On Sat, May 22, 2010 at 3:07 PM, Basil Mohamed Gohar >> <[email protected]> wrote: >>> On 05/22/2010 03:02 PM, Philip Heron wrote: >>>> On 22/05/10 10:27, Chris Double wrote: >>>>> There are no plans to support VP8+Vorbis+Ogg in Firefox at this stage. >>>>> Our Ogg support for chained streams isn't very good at the moment so >>>>> existing Icecast support in Firefox is not as good as I'd like it to >>>>> be. There are bugs raised to to address that however. >>>>> >>>> Can the WebM format be used to stream live content? I see some >>>> discussion on the icecast-devel list today about adding support so I >>>> guess it can. >>> From what I have heard, yes it can. >> This would be a neat trick, the webm spec seems to require that a cues >> element exists. Is this correct? >> >> If so I don't see how you could live stream to a conforming webm client. > IIUC, flumotion already streams WebM in Matroska: > http://zaheer.merali.org/articles/2010/05/21/webm-and-vp8-streaming-live-from-flumotion/ > So, it seems possible. Yes, this was pointed out in the thread, but I'm pretty confident that it is a spec violation currently. The webm spec requires that encoders provide an index, which you obviously can't do in a live stream.