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pixelated/blocky scene when uploaded to the internet
Posted by Ordell Etkins on August 27, 2012 at 11:25 pmHey, this is new to me. I recently did a music video with a canon t2i that has a day and night scene. When I render (export) the full video it is clear/HD, however when I upload it to youtube/vimeo it is pixelated/blocky. Then, I render both scenes separate, both come out clear, then when i upload it online, only the night is clear. O_o??? Im confused on why it is like that only on the internet. Both scenes recorded same settings 24fps. If anyone can help please help because my brain is fried trying to figure this out on my own.
Dieter Moreno replied 13 years, 8 months ago 3 Members · 12 Replies -
12 Replies
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John Rofrano
August 28, 2012 at 1:05 amYouTube doesn’t always make the HD copy available right away. You may have been looking at a lower quality copy. There is no reason for two renders that are clear to be blocky on YouTube. What format did you render to for YouTube?
~jr
http://www.johnrofrano.com
http://www.vasst.com -
Ordell Etkins
August 28, 2012 at 7:53 pmI rendered it with the Sony AVC/MVC type, HD 1280 720 Profile High, 23.976 fps, Pixel ratio 1 and bit rate 15,000,000 with video rendering quality at best. When I render it and play it on my computer it is clear (HD) and as soon as I upload it, it’s crappy. IDK if its the way I recorded or what but it’s confusing. IDK whats wrong. Should I do the scene over? or render it differently?
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John Rofrano
August 28, 2012 at 8:09 pm[Ordell Etkins] “I rendered it with the Sony AVC/MVC type, HD 1280 720 Profile High, 23.976 fps,”
Try rendering to 29.97 instead. YouTube is probably retiming it.
~jr
http://www.johnrofrano.com
http://www.vasst.com -
Ordell Etkins
August 28, 2012 at 8:57 pmSo how would I do that. Only render the blocky scene in 29 fps because the second scene is clear. And if so do I render them separate and then Put them back in a whole new project?
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John Rofrano
August 29, 2012 at 3:52 am[Ordell Etkins] “So how would I do that. Only render the blocky scene in 29 fps because the second scene is clear. And if so do I render them separate and then Put them back in a whole new project?”
No, I would render the entire final render as 29.97 to give to YouTube (i.e., the file that you upload to YouTube).
~jr
http://www.johnrofrano.com
http://www.vasst.com -
Ordell Etkins
August 29, 2012 at 4:23 amNope didnt work. Still blocky. heres a couple sec of it
https://www.youtube.com/watch?v=hdkWLaBSq24 -
John Rofrano
August 29, 2012 at 10:45 amYour problem may be your background. It has way too much detail in it and it’s stealing all of the bits from your main video. Try rendering the main video without the background (just on black) and see how it looks. I’ll best the blockiness goes away.
~jr
http://www.johnrofrano.com
http://www.vasst.com -
Ordell Etkins
August 29, 2012 at 7:32 pmI rendered it the same, uploaded it the same, AND IT WORKED! Thanks! But now how do I included the background because thats what makes the whole video cool. (to me). Do I render it separately without the background first then use that same file with the background and render it?
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John Rofrano
August 29, 2012 at 9:00 pm[Ordell Etkins] “I rendered it the same, uploaded it the same, AND IT WORKED! Thanks! But now how do I included the background because thats what makes the whole video cool. (to me).”
OK good, we have determined that it’s a bit-rate problem. Normally, the solution would be to increase the bit-rate but unfortunately, you have already done that when you rendered at 15,000,000 and uploaded to YouTube. I would say that your video has exceeded the limits of the “details” that YouTube can provide. I would move over to Vimeo and see if they can host a file with a higher bit-rate.
One other possible solution is to add a bit of blur to your background so that there isn’t so much detail. The less sharp it is, the less bits you will need to represent it, the more bits will be available for the import part in the middle.
~jr
http://www.johnrofrano.com
http://www.vasst.com -
Ordell Etkins
September 2, 2012 at 10:47 amHey thanks guy, I really appreciate it. I wouldnt have known what to do. But yeah I did what yu said and blurred the street to take detail off and it came out clean. Thanks again for your help.
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