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<blockquote data-quote="gamejester" data-source="post: 291935" data-attributes="member: 50634">These guys are saying there is a problem with AVIO (which I assume PowerDVD hooks into also) decoding h.264 offloaded with certain catalyst versions.<a href="https://forum.team-mediaportal.com/ongoing-htpc-projects-60/what-best-ati-catalyst-avivo-package-43513/" target="_blank">https://forum.team-mediaportal.com/ongoing-htpc-projects-60/what-best-ati-catalyst-avivo-package-43513/</a>I will get play with it a bit more, but it would be worth googling for a solution to find what others are saying is the best Catalyst driver for h.264 offload gfx decode with AVIO.Either that or a bit of trial and error with the last say 5 releases.When you are getting offload you should see a much lower CPU rate, obviously <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite1" alt=":)" title="Smile&nbsp; &nbsp; :)" loading="lazy" data-shortname=":)" />Must be working for some out there.-----------------------quick google found this<a href="http://www.anandtech.com/video/showdoc.aspx?i=2645&amp;p=2" target="_blank">http://www.anandtech.com/video/showdoc.aspx?i=2645&amp;p=2</a>Looks like any version of catalyst from 5.13 onwards 'should' work and you also need a cyberlink codec, so that is where pwoerDVD comes in. So I am guessing you also need to play around with the different version of PowerDVD to get a good one.Are you sure you are using the cyberlink codecs?If you are un-familiar with how to set up your decoder graphs you could try un-installing ffdshow temporarliy so you know you are only using the codecs you want to test here.</blockquote>

[QUOTE="gamejester, post: 291935, member: 50634"] These guys are saying there is a problem with AVIO (which I assume PowerDVD hooks into also) decoding h.264 offloaded with certain catalyst versions. [URL="https://forum.team-mediaportal.com/ongoing-htpc-projects-60/what-best-ati-catalyst-avivo-package-43513/"]https://forum.team-mediaportal.com/ongoing-htpc-projects-60/what-best-ati-catalyst-avivo-package-43513/[/URL] I will get play with it a bit more, but it would be worth googling for a solution to find what others are saying is the best Catalyst driver for h.264 offload gfx decode with AVIO. Either that or a bit of trial and error with the last say 5 releases. When you are getting offload you should see a much lower CPU rate, obviously :) Must be working for some out there. ----------------------- quick google found this [URL="http://www.anandtech.com/video/showdoc.aspx?i=2645&p=2"]http://www.anandtech.com/video/showdoc.aspx?i=2645&p=2[/URL] Looks like any version of catalyst from 5.13 onwards 'should' work and you also need a cyberlink codec, so that is where pwoerDVD comes in. So I am guessing you also need to play around with the different version of PowerDVD to get a good one. Are you sure you are using the cyberlink codecs? If you are un-familiar with how to set up your decoder graphs you could try un-installing ffdshow temporarliy so you know you are only using the codecs you want to test here. [/QUOTE]

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