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#11
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Blu-ray camp has more vendors support than HD-DVD. HD-DVD may have betamax fate unless the format war decides it otherwise.
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#12
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#13
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#14
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Invitation
Anyone in or around or passing through Atlanta from the forum has an open invitation to stop by and view the HD DVD setup. Night time is best for viewing. Just give me a days notice. We are also having a party soon, so if there is anyone in Atlanta when the date comes, you are welcome to attend as well. PM me if your interested and I will provide details. Should be mid to late August.
Larry |
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#15
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As Asawa pointed out on his earlier post, the best Cable/Satellite signal is 1080i (interlaced) and HD DVD should be 1080p. Should be twice the bit rate.
Correct me if I am wrong. I'll check with my bro., his chip does this conversion thing. |
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#16
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The Samsung BD player actuall converts the 1080i picture and deinterlaces it to 1080P. This is bad as it can introduce artifacts from the conversion. |
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#17
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Interlaced vs. Progressive Explained - Long
Here is a quote from Projectorcentral.
"The truth is this: The Toshiba HD-DVD player outputs 1080i, and the Samsung Blu-ray player outputs both 1080i and 1080p. What they fail to mention is that it makes absolutely no difference which transmission format you use—feeding 1080i or 1080p into your projector or HDTV will give you the exact same picture. Why? Both disc formats encode film material in progressive scan 1080p at 24 frames per second. It does not matter whether you output this data in 1080i or 1080p since all 1080 lines of information on the disc are fed into your video display either way. The only difference is the order in which they are transmitted. If they are fed in progressive order (1080p), the video display will process them in that order. If they are fed in interlaced format (1080i), the video display simply reassembles them into their original progressive scan order. Either way all 1080 lines per frame that are on the disc make it into the projector or TV. The fact is, if you happen to have the Samsung Blu-ray player and a video display that takes both 1080i and 1080p, you can switch the player back and forth between 1080i and 1080p output and see absolutely no difference in the picture. So this notion that the Blu-ray player is worth more money due to 1080p output is nonsense." |
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#18
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More granular explanation of 1080i vs. 1080P
A quote from an AVS forum member. Saves me from typing it all.
![]() 480p looks better than 480i because most traditional video material is encoded at 480i and designed to be displayed on 480i devices. 480p only looks better when it is properly deinterlaced with the proper "pull-down" and then displayed on a 480p display device. I guess it is better to say that 480p display devices look better than 480i display devices as they actually do show you twice the apparent resolution at any given moment due to these techniques. Now, this falls apart with 1080i and 1080p as we are basically all using progressive (p) display devices. This is true even if your device only takes in a 1080i signal. All current technologies (with the exception of CRT) actually display a progressive signal (DLP, LCD, SXRD, DiLA, Plasma, etc.) Since this is true, they must be grabbing an interlaced signal, holding one field, combining it with the next field prior to display (this is what any progressive output device previously did before outputting the image). The issue here is that the technology is EXTREMELY robust and that for very little cost almost all displays can do this perfectly. For film, it is trivial as there is no "time offset" between two interlaced Fields - they come from the same Frame so putting them back together is extremely simple. You can view it as follows: A Progressive Signal is sent as Line 1 Line 2 Line 3 Line 4 etc. Display An Interlaced Signal is sent: Line 1 Line 3 Line 5 etc. Line 2 Line 4 Line 6 etc. Display In the end run the same information is in the Frame Buffer prior to display - ergo no difference. Another point is that people continually confuse the subject when talking about 1080i and 1080p. You MUST distinguish between TRANSMISSION and DISPLAY. In your context you are talking about how the signal is TRANSMITTED as almost all of the 1080 monitors, etc. DISPLAY 1080p and can not DISPLAY in an interlaced fashion anyway. |
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#19
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A good deinterlacer should give you the same picture quality as a progressive signal. Quote:
__________________
Wake up every day that would be a start. |
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#20
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