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Blu-ray settings for 720p project
Posted by Sebastien Gravel on February 12, 2010 at 4:36 pmAs I’m near completion of my first HD blu-ray DVD, I was looking at the presets that Vegas offers for blu-ray burn. There is for 1440i/p and for 1080i/p, but nothing for 720p. Anyone has done such a burn? Should I convert the 720p to something else?
Thanks!
John Rofrano replied 16 years, 2 months ago 3 Members · 11 Replies -
11 Replies
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John Rofrano
February 12, 2010 at 5:52 pmI would modify one of the 1920×1080 Blu-ray templates to 1280×720 progressive and see if DVD Architect likes it. I have never done a 720p Blu-ray. All of my work is 1080i.
~jr
http://www.johnrofrano.com
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Sebastien Gravel
February 12, 2010 at 7:19 pmI was also wondering, which encoder to use? The Mainconcept Blu-ray settings or the Sony AVC Blu-ray settings? Don’t know if it changes anything, but the footage is from a Panasonic HMC-150, so it’s in MTS format.
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John Rofrano
February 12, 2010 at 9:52 pm…the footage is from a Panasonic HMC-150, so it’s in MTS format.
Since the source is AVC I would use the Sony AVC encoder.
~jr
http://www.johnrofrano.com
http://www.vasst.com -
Jerry Norman
February 13, 2010 at 12:35 pmIt took me two weeks of back and forth with SCS to get an answer to this same question. Here was the final response:
At lower resolutions, the Sony AVC encoder only allows Vegas to offer the Baseline profile, which isn’t Blu-ray compliant. 1440×1080 and 1920×1080 AVC renders should be seen as compliant, because we can use the other profiles.
Also, you stated, “As an aside, it would be extremely helpful if DVDA told us WHY a clip is believed to be not compliant because in cases like this it isn’t clear, and it would help with the troubleshooting.”
Our Developers have found this to be an extremely helpful suggestion, they are hoping to implement a similar feature in future release of the software.
So, you will either need to upconvert your MTS footage to 1440×1080, or 1920×1080, or render with the Mainconcept MPEG Blu-Ray templates. This limitation on the Sony AVC encoder seems artificial to me, but I don’t know anything of its internals. Maybe we will see this change in a future release.
Jerry
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Sebastien Gravel
February 13, 2010 at 2:02 pmHow will upconverted footage be affected? Will it significantly loose resolution? I would do the test myself, but blu-ray are expensive and I don’t have access to an HD tv and Blu-ray player…. Not sure if the difference will show on my computer monitor.
Thanks!
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John Rofrano
February 13, 2010 at 2:20 pmHow will upconverted footage be affected? Will it significantly loose resolution?
Your footage is going to get upconverted on every 1080 HD TV in the world so you have no choice here. Only the people who bough 720p HD TV’s early on are going to see the actual footage. Everyone else is going to see it upconverted by their HD TV. You might as well do it for them. I don’t think you have a choice.
~jr
http://www.johnrofrano.com
http://www.vasst.com -
Sebastien Gravel
February 13, 2010 at 9:05 pmSo should I change the project settings to 1920X1080 or should I just change the render settings to Sony AVC 1920X1080? Should I go 1080i or 1080p?
Sorry I’m a noob with blu-ray…
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John Rofrano
February 13, 2010 at 9:56 pmLeave you project as it is and render to MPEG2 using the Blu-ray 1920×1080-60i template.
~jr
http://www.johnrofrano.com
http://www.vasst.com -
Jerry Norman
February 14, 2010 at 3:49 pmSebastien, for testing you can burn a short Blu-ray stream to DVD blanks. Since all of my videos are less than 30 minutes long, and I currently only create Blu-rays for my own use, I always burn my Blu-ray videos to DVD.
Jerry
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Sebastien Gravel
February 14, 2010 at 6:18 pmNot trying to extend this thread more than needs to, but I was wondering, since my original is in progressive, wouldn’t it be better to render in progressive as well… why 60i?
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