<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:10pt"><div style="" class=""><span style="" class="">All that processing and the dress is still ugly.</span></div><div class="" style="color: rgb(0, 0, 0); font-size: 13.3333px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;"><br style="" class=""><span style="" class=""></span></div><div class="" style="color: rgb(0, 0, 0); font-size: 13.3333px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;"><span style="" class="">In the 80s I did research on the problem of chroma/luma separation. If the image is not moving and you have a frame delay, separation can be perfect. But it's moving pictures, after all. The best
solution seemed to be two line delays with spatially-adaptive processing, i.e. avoid combining lines across an image edge e.g. <a style="" class="" href="http://www.google.ca/patents/US4786963">Patent US4786963 - Adaptive Y/C separation apparatus for TV signals</a><br style="" class=""><br style="" class=""></span></div><div style="width:450px; font-family: 'Georgia', 'Times', 'Times New Roman', 'serif';" id="enhancrCard_0" class="link-enhancr-attachment link-enhancr-element" contenteditable="false"><table class="link-enhancr-element" style="width:450px; height:170px; position: relative; margin-top:5px; margin-bottom: 5px; display: block;" cellpadding="0" cellspacing="0"><tbody><tr class="link-enhancr-element"><td colspan="6" class="link-enhancr-element" style="height: 1px; background-color: #e5e5e5;"><div class="link-enhancr-element" style="height: 1px; background-color: #e5e5e5;"></div></td></tr><tr class="link-enhancr-element"><td rowspan="2"
class="link-enhancr-element" style="width: 1px; background-color: #e5e5e5;"><div class="link-enhancr-element" style="width: 1px; background-color: #e5e5e5;"></div></td><td class="link-enhancr-element" rowspan="2" style="vertical-align: middle; width: 168px; height: 168px; background-color: #000000;"><div class="link-enhancr-element" style="width: 168px;" align="center"><a href="http://www.google.ca/patents/US4786963" class="link-enhancr-card-urlWrapper link-enhancr-element" style="text-decoration: none !important; color: #000000 !important;"><img alt="image" src="http://www.google.ca/patents?id=&printsec=frontcover&img=1&zoom=1" class="link-enhancr-thumbnail-image link-enhancr-element" style="display: block; margin: auto;" height="168" width="126"></a></div></td><td rowspan="2" class="link-enhancr-element" style="width: 1px; background-color: #e5e5e5;"><div class="link-enhancr-element" style="width: 1px; background-color:
#e5e5e5;"></div></td><td class="link-enhancr-element" colspan="2" style="width: 100%; vertical-align: middle; font-family: 'Georgia', 'Times', 'Times New Roman', 'serif';"><div class="link-enhancr-text-part link-enhancr-element" style="line-height:16.5px; background-color: #ffffff; height: 130px; width: 279px;"><div class="link-enhancr-element" style="word-wrap: break-word; padding: 7px 20px 0px 14px;"><span class="link-enhancr-element icon icon-shrink link-enhancr-toggle"></span><span class="link-enhancr-element icon icon-close link-enhancr-delete"></span><a href="http://www.google.ca/patents/US4786963" class="link-enhancr-card-urlWrapper link-enhancr-element" style="text-decoration: none !important; color: #000000 !important;"><span class="link-enhancr-element link-enhancr-card-title" style="margin: 0; font-weight: normal;margin-bottom: 4px; font-size: 18px; line-height: 21px; max-height: 43px; color: #000000; overflow: hidden !important; display:
inline-block;">Patent US4786963 - Adaptive Y/C separation apparatus f...</span></a><div style="font-size: 13px; line-height: 20px; color: #999999; max-height: 81px; font-family: 'Georgia', 'Times', 'Times New Roman', 'serif';overflow: hidden;" class="link-enhancr-card-description link-enhancr-element">An adaptive luma/chroma separation apparatus is herein disclosed. Means, including delay elements and bandpass filters, are employed to generate a set of...</div></div></div></td><td class="link-enhancr-element" rowspan="2" style="width: 1px; background-color: #e5e5e5;"><div class="link-enhancr-element" style="width: 1px; background-color: #e5e5e5;"></div></td></tr><tr><td class="link-enhancr-element" style="width: 100%; vertical-align: middle; font-family: 'Arial', 'Helvetica Neue', 'Helvetica', 'sans-serif';"><div class="link-enhancr-element" style="font-size: 0pt; padding: 7px 20px 9px 15px;"><a href="http://www.google.ca/patents/US4786963"
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Helvetica, Arial, Lucida Grande, sans-serif; font-size: 12pt;"> <div style="" class="" dir="ltr"> <font style="" class="" face="Arial" size="2"> On Saturday, May 17, 2014 7:52 PM, Charles Park Seward <park@videopark.com> wrote:<br style="" class=""> </font> </div> <br style="" class=""><br style="" class=""> <div style="" class=""><div style="" class="" id="yiv4257362327"><div style="" class="">There are many ways to capture an image. One of the most important part of the process is the decoder. After many experiments, I have found the Accom 10-bit decoder to do the best job. The goal is to make composite look like component.<div style="" class=""><br style="" class="" clear="none"></div><div style="" class="">This is a low band color image from the late 60s, taken with a TK-42. Notice the lack of banding, hanging dots and cross-color contamination.<div style="" class="" id="yiv4257362327yqtfd31369"><br style="" class=""
clear="none"><div style="" class=""><br style="" class="" clear="none"></div><div style="" class=""></div></div></div></div></div><br style="" class=""><div style="" class="" id="yqtfd78014"><br style="" class="" clear="none"></div><br style="" class=""><div style="" class="" id="yiv4257362327"><div style="" class=""><div style="" class=""><div style="" class=""></div><div style="" class=""><br style="" class="" clear="none"></div><div style="" class="">The path is Quad, 10-bit TBC, analog proc amp (usually bypassed), analog router, 10-bit Accom decoder, Accom noise reducer, SDI Proc Amp/DA, AJA Kona card using AJA Control Room software, Mac Pro.<br style="" class="" clear="none"><div style="" class="">
<span class="" style="border-collapse:separate;border-spacing:0px;"></span><div class="" style="word-wrap:break-word;"><span class="" style="border-collapse:separate;color:rgb(0, 0, 0);font-family:Helvetica;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;orphans:2;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;border-spacing:0px;"></span><div class="" style="word-wrap:break-word;"><span class="" style="border-collapse:separate;color:rgb(0, 0, 0);font-family:Helvetica;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;orphans:2;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;border-spacing:0px;"></span><div class="" style="word-wrap:break-word;"><span class="" style="border-collapse:separate;color:rgb(0, 0,
0);font-family:Helvetica;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;orphans:2;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;border-spacing:0px;"></span><div class="" style="word-wrap:break-word;"><span class="" style="border-collapse:separate;color:rgb(0, 0, 0);font-family:Helvetica;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;orphans:2;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;border-spacing:0px;"><span class="" style="border-collapse:separate;color:rgb(0, 0, 0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;orphans:2;text-indent:0px;text-transform:none;white-space:normal;widows:2;word-spacing:0px;border-spacing:0px;"></span></span><div class="" style="word-wrap:break-word;"><span
class="" style="border-collapse:separate;border-spacing:0px;color:rgb(0, 0, 0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-indent:0px;text-transform:none;orphans:2;white-space:normal;widows:2;word-spacing:0px;"></span><div class="" style="word-wrap:break-word;"><span class="" style="border-collapse:separate;border-spacing:0px;color:rgb(0, 0, 0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-indent:0px;text-transform:none;orphans:2;white-space:normal;widows:2;word-spacing:0px;"></span><div style="" class=""><div style="" class=""><br style="" class="" clear="none">Best,</div><div style="" class="">Park</div><div style="" class=""><br style="" class="" clear="none"></div></div><div style="" class="">C. Park Seward</div><div style="" class="">Cell: 818-535-2747</div><div
style="" class="">Home: 541-476-6657</div><div style="" class="">2" Quad and 1" "C" transfers and more</div><div style="" class="">The Transfer Lab at Video Park</div><div style="" class="">Visit us: <a style="" class="" rel="nofollow" shape="rect" target="_blank" href="http://www.videopark.com/">http://www.videopark.com</a></div></div></div><br style="" class="" clear="none"></div></div></div><br style="" class="" clear="none"></div><br style="" class="" clear="none"><br style="" class="" clear="none">
</div>
<br style="" class="" clear="none"><div style="" class=""><div style="" class="" id="yiv4257362327yqtfd50241"><div style="" class="">On May 16, 2014, at 2:13 PM, Steve White <<a style="" class="" rel="nofollow" shape="rect" ymailto="mailto:Steve.White@800CallNow.com" target="_blank" href="mailto:Steve.White@800CallNow.com">Steve.White@800CallNow.com</a>> wrote:</div><br style="" class="" clear="none"><blockquote style="" class="" type="cite"><br style="" class="" clear="none">
</blockquote></div></div></div></div></div><div style="" class="" id="yiv4257362327yqtfd18198"><div style="" class=""><div style="" class="">
<font style="" class="" face="Tahoma">Impressive image. How'd you actually capture it?<br style="" class="" clear="none">
<br style="" class="" clear="none">
Looking at the bottom of the screen, it appears this may not even
be a first generation tape. I'm actually a bit surprised to see
what appear to be consecutive tracking errors along the bottom.
Can you tell us what generation this might be; if any TBC was
used; and so on ...<br style="" class="" clear="none"></font></div><br style="" class="" clear="none"></div></div></div><br style="" class=""><div style="" class="" id="yqtfd19980">______________________________________________<br style="" class="" clear="none">Please trim posts to relevant info when replying.<br style="" class="" clear="none"><br style="" class="" clear="none">Change subject to reflect thread direction. Thanks.<br style="" class="" clear="none">_______________________________________________<br style="" class="" clear="none"><br style="" class="" clear="none">Send QuadList list posts to <a style="" class="" shape="rect" ymailto="mailto:QuadList@quadvideotapegroup.com" href="mailto:QuadList@quadvideotapegroup.com">QuadList@quadvideotapegroup.com</a><br style="" class="" clear="none">Your subscribe, unsubscribe and digest options are here:<br style="" class="" clear="none"><a style="" class="" shape="rect"
href="http://mail.quadvideotapegroup.com/mailman/listinfo/quadlist_quadvideotapegroup.com" target="_blank">http://mail.quadvideotapegroup.com/mailman/listinfo/quadlist_quadvideotapegroup.com</a></div><br style="" class=""><br style="" class=""></div> </div> </div> </div> </div></body></html>