<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On Jan 28, 2011, at 12:25 PM, Maris wrote:</div><blockquote type="cite"><div><font class="Apple-style-span" color="#000000"><br></font>I think that h.263 is primarily focused on videoconferencing, and I encounter no obeyable realtime drawback when I'm testing with theora. Its main advantage is smooth image movements rendering when bandwidth is limited (contrary to h.263, tested with linphone client, peer2peer). I mention h.263 because many clients support it, as well as theora is also supported by many clients (linphone, ekiga, ...).<br></div></blockquote><div><br></div><div>H.263 is old technology, Theora should be significantly superior. However, compared to the current generation of codecs (H.264, WebM), Theora is a bit behind in image quality and lacks the realtime features I was mentioning in my previous email.</div><div><br></div><br><blockquote type="cite"><div>OK, but that does not hinder to implement a fairly simple(?) feedthrough of popular codecs. It is regrettable that your patch didn't get the finishing touch, where I believe that the core team had been able to help with this - and was unmotivated due to limited bit field resources.<br></div></blockquote><div><br></div>Yes, the asterisk patch was very simple, since asterisk does not need to be aware of codec internals to forward bits from one side to another. If I remember correctly, the patch just added the minimum necessary to successfully negotiate Theora video.<br><br><blockquote type="cite"><div><blockquote type="cite">Unfortunately, at the time, Theora was the only license free video codec available, so we had to go with it. Nowadays, you also have WebM - it<br></blockquote><br>... and P8K, for example. Well, in both cases, limited client support - today.<br></div></blockquote></div><br><div>I am not familiar with P8K. The only other free video codec I know is Dirac.</div><div>However, I suspect WebM will gain more traction, due to Google backing it. Plus, it's pretty good, as far as I can tell.</div><div><br></div><div>Mihai</div></body></html>