Excellent, its great to hear that they've focused on lowering CPU use during decode, so it will make sense to use that codec rather than h264 in certain scenarios.
Cheers Steve Elbows --- In videoblogging@yahoogroups.com, Sull <[EMAIL PROTECTED]> wrote: > > latest codec from on2 speaks of great performance got highdef etc. :) > > http://www.flashconnections.com/?p=33 > > On 8/22/07, Steve Watkins <[EMAIL PROTECTED]> wrote: > > > > Similar experience on Windows in terms of CPU use. > > > > Someone pointed me in the right direction regarding the specifics of > > harnessing the hardware accelerated fullscreen mode in actionscript, > > it was right there under my nose all the time and I probably even > > looked at it yesterday but then lost it in my over excited state: > > > > > > http://labs.adobe.com/wiki/index.php/Flash_Player:9:Update:Full-Screen_Mode_HW > > > > With adobes sample player code and my 960x540 video, I got fullscreen > > results that seemed ok to me on a windows machine that had only a > > celeron 900 processor, win xp, 512mb ram, simple graphics card. This > > gives me great hope. > > > > I think Im probably done on this topic for now, thanks for bearing > > with me whilst I waffled on. > > > > > > Cheers > > > > Steve Elbows > > > > --- In videoblogging@yahoogroups.com <videoblogging%40yahoogroups.com>, > > "Steve Watkins" <steve@> wrote: > > > > > > OK I do get substantially better fullscreen efficiency if I remove the > > > aforementioned lines, along with the bit of code that changes those > > > values if it detects lots of frames being dropped: > > > > > > http://www.unquack.com/jwmod.html > > > > > > But its still nowhere near as efficient as the adobe sample. There > > > could be many reasons for this,w ho knows if I will stumble upon any > > > of them, in any case Im sure most of the authors of video player swf's > > > will be more than capable of optimising things by the time this update > > > gets out of beta. > > > > > > Do many people here watch flash videos in fullscreen mode at the moment? > > > > > > Cheers > > > > > > Steve Elbows > > > > > > --- In videoblogging@yahoogroups.com <videoblogging%40yahoogroups.com>, > > "Steve Watkins" <steve@> wrote: > > > > > > > > Well adobes own sample allows you to see an on2 version of the video, > > > > and I get the same 'less cpu in fullscreen mode' effect with that, so > > > > Im assuming its the fullscreen hardware accel in the new player, as > > > > opposed to h264. This is great :) > > > > > > > > Im currently hacking around with the JW player to see if its code > > like > > > > > > > > "videoClip.display.smoothing = true; > > > > videoClip.display.deblocking = 4;" > > > > > > > > which is causing jw player not to take effect of the nice fullscreen > > > > acceleration. If its something more complex than that, then its likely > > > > over my head, I dont really know what Im doing with actionscript yet. > > > > > > > > I'll test on windows later, including the small UMPC which has limited > > > > graphics & cpu power. > > > > > > > > Cheers > > > > > > > > Steve Elbows > > > > > > > > --- In videoblogging@yahoogroups.com <videoblogging%40yahoogroups.com>, > > Sull <sulleleven@> wrote: > > > > > > > > > > yeah i did some more tests too... and so far h.264/flash full > > > screen has > > > > > always been a less intensive cpu process than flv/flash full screen > > > > on my > > > > > mac. > > > > > have not tried windows yet. > > > > > i hope it is in fact due to h.264 and the new flash player. > > > > > > > > > > thanks for taking the time to assess all of this, btw! > > > > > > > > > > can anyone else speak to this from both mac and windows? > > > > > > > > > > sull > > > > > > > > > > On 8/22/07, Steve Watkins <steve@> wrote: > > > > > > > > > > > > Thanks for the info, you are on to something there. On a Macbook > > > > (non > > > > > > pro) I get the same result, blip.tv and youtube use more cpu > > > > > > fullscreen than these h264 examples. > > > > > > > > > > > > I am researching this issue, at a guess certain settings are > > > required > > > > > > to enable hardware-accelerated fullscreen mode. > > > > > > > > > > > > So for example here is the excellent JW Player playing my h264 > > test: > > > > > > > > > > > > http://www.unquack.com/jw.html > > > > > > > > > > > > (I just changed the video extension from mp4 to flv to get it > > > working > > > > > > with JW whilst waiting for a new version that supports mp4 and m4v > > > > > > extensions) > > > > > > > > > > > > Its using a lot more CPU than my previous example. Some of this > > > may be > > > > > > due to player controls, but I hope to discover that changing a few > > > > > > settings in the player sourcecode will enable the hardware > > > accelerated > > > > > > fullscreen mode, hopefully for both h264 and on2 type formats. > > > > > > > > > > > > I certainly anticipate companies like blip taking notice at this, > > > > > > because I am excited about the energy saving possibilities, > > and the > > > > > > ability for fullscreen to work nice on a wider range of computers. > > > > > > > > > > > > I also hope this will be an era where we can forget about slow > > > > > > framerates like 12fps, still I am out of date on this issue, > > > what does > > > > > > blip use now? Either way I anticipate more cpu will be saved by > > > > > > changing a few lines in their flash player source, than on > > using low > > > > > > framerates. > > > > > > > > > > > > Cheers > > > > > > > > > > > > Steve Elbows > > > > > > > > > > > > --- In videoblogging@yahoogroups.com<videoblogging%40yahoogroups.com> > > > > <videoblogging%40yahoogroups.com>, > > > > > > "Michael Sullivan" > > > > > > <sulleleven@> wrote: > > > > > > > > > > > > > > the samples seem to use much lower cpu than most other flv at > > > > fullscreen > > > > > > > that i have experienced... at least on my macbook pro. > > > > > > > > > > > > > > On 8/21/07, Steve Watkins <steve@> wrote: > > > > > > > > > > > > > > > > Dont worry, thats just because the adobe demo and my version > > > > of it, > > > > > > > > havent bothered to implement such controls. All the normal > > > > flash video > > > > > > > > features people are used to, should work with this stuff, its > > > > just I > > > > > > > > was rushing and dont really know what Im doing with flash, > > > > still on > > > > > > > > the 30 day trial of it after many years away from it entirely. > > > > > > > > > > > > > > > > It should be pretty darn easy for existing flash video players > > > > to work > > > > > > > > with the new formats, not much should need to be done > > apart from > > > > > > > > changing any file extension checking so it allows mp4. > > > > > > > > > > > > > > > > Meanwhile Ive found the hefty variation in CPU useage for > > > > fullscreen I > > > > > > > > reported was much more dramatic using the safari 3 beta than > > > > firefox, > > > > > > > > but again this is an initial observation and subject to change > > > > when > > > > > > > > this thing gets out of beta. > > > > > > > > > > > > > > > > Cheers > > > > > > > > > > > > > > > > Steve Elbows > > > > > > > > > > > > > > > > --- In videoblogging@yahoogroups.com<videoblogging%40yahoogroups.com> > > > > <videoblogging%40yahoogroups.com> > > > > > > <videoblogging%40yahoogroups.com>, > > > > > > > > > > > > > > "Steve Rhodes" <srhodes@> wrote: > > > > > > > > > > > > > > > > > > This and the Adobe demo do look pretty in full screen. > > > > > > > > > > > > > > > > > > Two problems - I can't find any indication of how long the > > > video > > > > > > is. I > > > > > > > > > also can't > > > > > > > > > seem to find a way to fast forward or back up. > > > > > > > > > > > > > > > > > > And it automatically loops. > > > > > > > > > > > > > > > > > > -- > > > > > > > > > Steve Rhodes > > > > > > > > > > > > > > > > > > http://flickr.com/photos/ari/ photos > > > > > > > > > > > > > > > > > > http://ari.typepad.com > > > > > > > > > > > > > > > > > > http://tigerbeat.vox.com blogs > > > > > > > > > > > > > > > > > > http://del.icio.us/tigerbeat interesting articles & sites > > > > > > > > > > > > > > > > > > http://twitter.com/tigerbeat > > > > > > > > > > > > > > > > > > > > > > > > > > > [Non-text portions of this message have been removed] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [Non-text portions of this message have been removed] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [Non-text portions of this message have been removed] > > > > > > > > > > > > > > > > > > > > > [Non-text portions of this message have been removed] >
