mtdean at thirdcontact
May 10, 2012, 7:45 AM
Post #3 of 4
(306 views)
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On 05/10/2012 10:12 AM, Raymond Wagner wrote:
> On 5/10/2012 08:58, Robert Siebert wrote:
>> Am 2012-05-10 14:23, schrieb Brian Long:
>>
>>> Hello,
>>>
>>> I have a couple of ION-based frontends and in the past it was
>>> impossible to play Flash videos due to CPU utilization. Back in Dec.
>>> 2010 Adobe starting releasing VDPAU-accelerated Flash (10.1 beta, I
>>> believe) and people were discussing using it with MythNetvision.
>>> http://www.mythtv.org/pipermail/mythtv-users/2010-December/304389.html
>>> With Flash 11.x being mainstream now and I assume VDPAU support fairly
>>> well-baked, how well are ION-based frontends able to play Flash sites
>>> (i.e. Hulu, Youtube, etc)?
>>> Thanks.
>>> /Brian/
>>
>> Hi Brian,
>>
>> I have an Atom 1,6GHz (330, dualcore) on a gentoo system and still use
>> the flash version 10.3.183.10. Flash videos from Youtube and other
>> content is playing fine via firefox or mythnetvision. But I can only say
>> that for videos up to 720p. I didn't test higher resolutions.
>
> The problem isn't trying to decode the content, but trying to actually
> render the content. The content available through youtube is nearly
> all low bitrate, that even a lowly Atom should have no trouble with.
> That's why if you download it and run it through a proper video player
> even without VDPAU, it does fine. Flash must convert the content to
> RGB, scale it to the proper size, composite it with other UI elements,
> and flush the whole thing to the display buffer. This is all done by
> the graphics card with any proper video player.
>
> Flash has actually been able to operate "properly" for years, but no
> one ever used it, because it imposed severe limitations on the UI.
> Better to be non-functional than non-pretty.
Meaning it's the site--and not MythTV code--that determines whether
Flash is allowed to use "Stage Video" (which includes VDPAU
acceleration) or not.
Mike
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