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	<title>Comments on: H.264 Realtime Editing Coming? [CR1]</title>
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	<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/</link>
	<description>You gotta know</description>
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		<title>By: jimmy</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-46827</link>
		<dc:creator>jimmy</dc:creator>
		<pubDate>Fri, 19 Mar 2010 01:26:12 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-46827</guid>
		<description>http://www.pavtube.com/guide/convert-hd-footages-to-edit-in-magix-movie-edit-pro-14.html</description>
		<content:encoded><![CDATA[<p><a href="http://www.pavtube.com/guide/convert-hd-footages-to-edit-in-magix-movie-edit-pro-14.html" rel="nofollow">http://www.pavtube.com/guide/convert-hd-footages-to-edit-in-magix-movie-edit-pro-14.html</a></p>
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		<title>By: jimmy</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-46826</link>
		<dc:creator>jimmy</dc:creator>
		<pubDate>Fri, 19 Mar 2010 01:25:45 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-46826</guid>
		<description>Right now I convert my videos to h.264 MP4 HD first, and then convert again to Apple&#039;s PrORes 422 codec using Compressor. 

I am quite happy with the Pavtube Converter. It is easy to use and supports many different formats. Picture quality is very good for HD conversions, which is all I have used it for so far. It does what I want &amp; at a reasonable price. 

jimmy</description>
		<content:encoded><![CDATA[<p>Right now I convert my videos to h.264 MP4 HD first, and then convert again to Apple&#8217;s PrORes 422 codec using Compressor. </p>
<p>I am quite happy with the Pavtube Converter. It is easy to use and supports many different formats. Picture quality is very good for HD conversions, which is all I have used it for so far. It does what I want &amp; at a reasonable price. </p>
<p>jimmy</p>
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		<title>By: Matt</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-44376</link>
		<dc:creator>Matt</dc:creator>
		<pubDate>Wed, 03 Mar 2010 03:09:23 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-44376</guid>
		<description>I was running a laptop with vista, I had problems fighting with laggy playback in adobe premiere pro CS3  editing raw 720p h.264 mov files from my Canon Rebel Ti1 (500D) I went out and got a Gateway  SX2800-01r and surprisingly even with the integrated video card HD editing ran as smooth as SD did on my laptop, I even played back footage with the setting to &quot;highest quality&quot; instead of &quot;draft quality&quot; and it ran great! I recommend that computer to anyone that&#039;s having problems with the h.264 files and want to edit in HD</description>
		<content:encoded><![CDATA[<p>I was running a laptop with vista, I had problems fighting with laggy playback in adobe premiere pro CS3  editing raw 720p h.264 mov files from my Canon Rebel Ti1 (500D) I went out and got a Gateway  SX2800-01r and surprisingly even with the integrated video card HD editing ran as smooth as SD did on my laptop, I even played back footage with the setting to &#8220;highest quality&#8221; instead of &#8220;draft quality&#8221; and it ran great! I recommend that computer to anyone that&#8217;s having problems with the h.264 files and want to edit in HD</p>
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		<title>By: facebook color facebook</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-44010</link>
		<dc:creator>facebook color facebook</dc:creator>
		<pubDate>Sun, 28 Feb 2010 04:19:16 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-44010</guid>
		<description>Nice put up! GA is additionally my biggest earning. However, it</description>
		<content:encoded><![CDATA[<p>Nice put up! GA is additionally my biggest earning. However, it</p>
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		<title>By: Zenzuke</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-29170</link>
		<dc:creator>Zenzuke</dc:creator>
		<pubDate>Fri, 16 Oct 2009 11:30:19 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-29170</guid>
		<description>I know it&#039;s an old post, but for all of you searching for a realtime editing solution for h264 HD clips, a french company has developed a CUDA (nVIDIA cards only) accelerated h264 decoder that is very impressive.

Search for Divide frame GPU Decoder and you tell me :D</description>
		<content:encoded><![CDATA[<p>I know it&#8217;s an old post, but for all of you searching for a realtime editing solution for h264 HD clips, a french company has developed a CUDA (nVIDIA cards only) accelerated h264 decoder that is very impressive.</p>
<p>Search for Divide frame GPU Decoder and you tell me :D</p>
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		<title>By: the skunk</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-10666</link>
		<dc:creator>the skunk</dc:creator>
		<pubDate>Mon, 01 Jun 2009 18:29:50 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-10666</guid>
		<description>if by not on par with quicktime, you mean dozens of times faster and more efficient and actually able to run 5dmkii .mov files smoothly, then yes, the W7 stuff is not on par with Apple&#039;s qicktime codec hah!


(btw you do know that the amazing Apple quicktime package, on Windows, neither support HW h.264 accel in video cards nor multiple CPU cores? And is not even very efficient even on the one CPU core it does run on?)</description>
		<content:encoded><![CDATA[<p>if by not on par with quicktime, you mean dozens of times faster and more efficient and actually able to run 5dmkii .mov files smoothly, then yes, the W7 stuff is not on par with Apple&#8217;s qicktime codec hah!</p>
<p>(btw you do know that the amazing Apple quicktime package, on Windows, neither support HW h.264 accel in video cards nor multiple CPU cores? And is not even very efficient even on the one CPU core it does run on?)</p>
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		<title>By: Dacloo</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-10430</link>
		<dc:creator>Dacloo</dc:creator>
		<pubDate>Thu, 28 May 2009 05:46:50 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-10430</guid>
		<description>Windows 7 won&#039;t make your video editing faster. It still has old legacy code and their &quot;quicktime&quot; technology is not on par with Apple&#039;s.</description>
		<content:encoded><![CDATA[<p>Windows 7 won&#8217;t make your video editing faster. It still has old legacy code and their &#8220;quicktime&#8221; technology is not on par with Apple&#8217;s.</p>
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		<title>By: Ed</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-10427</link>
		<dc:creator>Ed</dc:creator>
		<pubDate>Thu, 28 May 2009 03:05:04 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-10427</guid>
		<description>I&#039;ve been running the 64 bit RC version of windows 7 and Windows Media Player now plays the Canon .mov files very smoothly.

I expect that Windows 7 will really help solve Video editing problems for those who use PC&#039;s.  I&#039;m going to install some editing software to see if it helps.

I think the main reason it is better is that system overhead in windows 7 is much lower, allowing your processor to devote more resources to the video.  Its also very nice to have built-in support for .mov files, QT is very buggy on pc&#039;s.</description>
		<content:encoded><![CDATA[<p>I&#8217;ve been running the 64 bit RC version of windows 7 and Windows Media Player now plays the Canon .mov files very smoothly.</p>
<p>I expect that Windows 7 will really help solve Video editing problems for those who use PC&#8217;s.  I&#8217;m going to install some editing software to see if it helps.</p>
<p>I think the main reason it is better is that system overhead in windows 7 is much lower, allowing your processor to devote more resources to the video.  Its also very nice to have built-in support for .mov files, QT is very buggy on pc&#8217;s.</p>
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		<title>By: Digital Cameras &#187; Blog Archive &#187; New Canon EOS 5D Mark II Firmware Adds Manual Exposure For Movies</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-10424</link>
		<dc:creator>Digital Cameras &#187; Blog Archive &#187; New Canon EOS 5D Mark II Firmware Adds Manual Exposure For Movies</dc:creator>
		<pubDate>Thu, 28 May 2009 02:02:24 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-10424</guid>
		<description>[...] a couple of continuous focus lenses might be nice? Still factor this new firmware and a little rumor stating that Apple&#8217;s snow leopard version of Quicktime will add realtime editing of the 5D [...]</description>
		<content:encoded><![CDATA[<p>[...] a couple of continuous focus lenses might be nice? Still factor this new firmware and a little rumor stating that Apple&#8217;s snow leopard version of Quicktime will add realtime editing of the 5D [...]</p>
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		<title>By: rat</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-10415</link>
		<dc:creator>rat</dc:creator>
		<pubDate>Wed, 27 May 2009 23:25:56 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-10415</guid>
		<description>most newer video cards have full h.264 decoding

although it stinks in every other way, cyberlink editor, that uses HW decoding instead of slothful/no-HW decoding/only 1 CPU core/etc. Quicktime, appears to allow realtime h.264 editing. But it has so many other issues don&#039;t even bother with it. A useless mess for 5DMkII editing.</description>
		<content:encoded><![CDATA[<p>most newer video cards have full h.264 decoding</p>
<p>although it stinks in every other way, cyberlink editor, that uses HW decoding instead of slothful/no-HW decoding/only 1 CPU core/etc. Quicktime, appears to allow realtime h.264 editing. But it has so many other issues don&#8217;t even bother with it. A useless mess for 5DMkII editing.</p>
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		<title>By: Sean Fitzroy</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-10409</link>
		<dc:creator>Sean Fitzroy</dc:creator>
		<pubDate>Wed, 27 May 2009 22:10:42 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-10409</guid>
		<description>What Jon said is correct, this is the workflow ProRes was designed for. At 10-bit/HQ it&#039;s virtually lossless. 

Quicktime is both the underlying video technology of the Mac as well as a player application so it&#039;s likely that with the re-architecture of QT in 10.6 that those benefits will appear in FCP 7, but don&#039;t expect it to be any faster. Most Macs can&#039;t even reliably playback 1080p 30fps H.264 footage, let alone reconstruct frames on the fly to make real-time edits.</description>
		<content:encoded><![CDATA[<p>What Jon said is correct, this is the workflow ProRes was designed for. At 10-bit/HQ it&#8217;s virtually lossless. </p>
<p>Quicktime is both the underlying video technology of the Mac as well as a player application so it&#8217;s likely that with the re-architecture of QT in 10.6 that those benefits will appear in FCP 7, but don&#8217;t expect it to be any faster. Most Macs can&#8217;t even reliably playback 1080p 30fps H.264 footage, let alone reconstruct frames on the fly to make real-time edits.</p>
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		<title>By: mike</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-10400</link>
		<dc:creator>mike</dc:creator>
		<pubDate>Wed, 27 May 2009 19:36:16 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-10400</guid>
		<description>Whoever came up with this doesn&#039;t now much about computers.  The average computer doesn&#039;t have enough computing power to make this remotely possible, and no software update can make up for that.

Real time h.264 editing could become possible with some dedicated hardware and standard definition editing might be possible on some really high end workstations, but in both cases there would be major limitations on the number of video track.</description>
		<content:encoded><![CDATA[<p>Whoever came up with this doesn&#8217;t now much about computers.  The average computer doesn&#8217;t have enough computing power to make this remotely possible, and no software update can make up for that.</p>
<p>Real time h.264 editing could become possible with some dedicated hardware and standard definition editing might be possible on some really high end workstations, but in both cases there would be major limitations on the number of video track.</p>
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		<title>By: David</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-10355</link>
		<dc:creator>David</dc:creator>
		<pubDate>Wed, 27 May 2009 13:38:13 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-10355</guid>
		<description>It will play the video without conversion, not edit it. Someone got confused there.

The only truely native realtime mixed format HD video editing that can handle the Canon files without conversion is Grass Valley&#039;s Edius Pro, and the only true 1080p Real Time editing and output of that is with the HDSTORM, HDTHUNDER or HDSPARK PCIe boards added.

Quicktime is just for playback as John said...</description>
		<content:encoded><![CDATA[<p>It will play the video without conversion, not edit it. Someone got confused there.</p>
<p>The only truely native realtime mixed format HD video editing that can handle the Canon files without conversion is Grass Valley&#8217;s Edius Pro, and the only true 1080p Real Time editing and output of that is with the HDSTORM, HDTHUNDER or HDSPARK PCIe boards added.</p>
<p>Quicktime is just for playback as John said&#8230;</p>
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		<title>By: Jon Chappell</title>
		<link>http://www.canonrumors.com/2009/05/h264-realtime-editing-coming-cr1/comment-page-1/#comment-10312</link>
		<dc:creator>Jon Chappell</dc:creator>
		<pubDate>Wed, 27 May 2009 07:44:27 +0000</pubDate>
		<guid isPermaLink="false">http://www.canonrumors.com/?p=2036#comment-10312</guid>
		<description>Guys, there is a difference between native and real-time. Just because it is supported natively, it doesn&#039;t mean your computer is fast enough to play it. It is highly unlikely that you would be able to edit H.264 in real-time without a hardware decoder.

But that&#039;s assuming it does come, which is unlikely. Codecs like H.264 are the reason that ProRes exists in the first place - they are too processor-intensive and complex to be viable as an editing codec. Not only must the data be constantly compressed and decompressed, it must be rearranged because H.264 does not store frames in playback order. Do you really want that kind of intense number crunching to happen every time you make an edit or add a filter?

ProRes is intended as an intermediate codec. It is designed to transition between an acquisition format and a delivery format, so quality loss is minimal. If there was a substantial quality loss that was noticeable to viewers or affected color correction or effects, do you think anyone would use it for professional work?

ProRes is designed as an alternative to Uncompressed 422. It offers comparable quality with sufficiently lower storage requirements - so if you are really bothered by the tiny, imperceptible quality loss with ProRes, use Uncompressed 422.

Just don&#039;t edit H.264. It will drive you insane.</description>
		<content:encoded><![CDATA[<p>Guys, there is a difference between native and real-time. Just because it is supported natively, it doesn&#8217;t mean your computer is fast enough to play it. It is highly unlikely that you would be able to edit H.264 in real-time without a hardware decoder.</p>
<p>But that&#8217;s assuming it does come, which is unlikely. Codecs like H.264 are the reason that ProRes exists in the first place &#8211; they are too processor-intensive and complex to be viable as an editing codec. Not only must the data be constantly compressed and decompressed, it must be rearranged because H.264 does not store frames in playback order. Do you really want that kind of intense number crunching to happen every time you make an edit or add a filter?</p>
<p>ProRes is intended as an intermediate codec. It is designed to transition between an acquisition format and a delivery format, so quality loss is minimal. If there was a substantial quality loss that was noticeable to viewers or affected color correction or effects, do you think anyone would use it for professional work?</p>
<p>ProRes is designed as an alternative to Uncompressed 422. It offers comparable quality with sufficiently lower storage requirements &#8211; so if you are really bothered by the tiny, imperceptible quality loss with ProRes, use Uncompressed 422.</p>
<p>Just don&#8217;t edit H.264. It will drive you insane.</p>
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