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quality on net
Posted by Gord Wright on January 22, 2008 at 3:19 pmHello…..let me start off by saying that I am the furthest thing from a serious video producer, so I don’t get involved to much with all the technical mumbo jumbo. I simply produce video home tours for real estate agents with music and narration.
I have been successfully doing these for about a year now and recently a couple of agents asked me if I could provide the tours in a larger viewing screen. I have attempted a few tours at 640 x 480 pixels with no luck. After the video is uploaded to my host it plays back all choppy with painfully slow transitions. Is this because of the conversion to Flash by the host? I have tried several different formats and bit rates but with no luck.
Is the interent simply not ready for 640 x 480 videos yet,or is there a magical setting I can use to get decent results?I use Sony Vegas 8.
Any help would be appreciated.
Jerry Wills replied 18 years, 3 months ago 5 Members · 12 Replies -
12 Replies
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Terry Esslinger
January 22, 2008 at 5:10 pmFirst I would think that if the host is rerendering your files to flash that you should send them to them in flash and maybe they would not rerender them. Then you would control the quality.
Second depending on how long each tour is, a 640×480 would be a large file and would take longer to download and depending on how it was being played some computers would have a hard time keeping up.
Do you have a sample that you can post for us to look at?
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Gord Wright
January 22, 2008 at 5:37 pmHi Terry…..here is just a few pics for sample of the way it plays. I hope this works. LOL
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Gord Wright
January 22, 2008 at 5:38 pmBy the way….my tours are never any longer than 5 minutes in length.
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Dennis Lowe
January 22, 2008 at 5:43 pmI’ve been experimenting with various settings for web streaming and found the sweet spot to be with using flash VP6 encoder and uploading the file to a specialized streaming server, in my case they are a company called Video Streaming Provider.
Check out the test I did ( they give you 50 viewing points to play about with and cap your testing period to 3 days) after which you have to purchase viewing points etc.https://lowedennis.googlepages.com/homemovies-straight
I think I have about 30 VP’s left so restarting the film will use up waste points.
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Gord Wright
January 22, 2008 at 6:03 pmHi Leonette..that looks great. How did you get that size screen?
I to use Streaming Video Provider. That screen would be perfect for us, but have no idea how to get it.
Also can you supply me with more info and how to get that flash encoder.Thanks
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Dennis Lowe
January 22, 2008 at 6:32 pmHi Gord
I contacted their support and asked what their preferred settings were (they are very helpful by the way) and here are the ones they sent:
We recommend using Flix Pro8.5 with VP6 Codec
Recommended settings:
– Key Frame Settings: Max 60 Key frames
– Encoding Mode: 2 pass
– Rate control VBR
– Max bitrate ~400-500and the size they recommend is:
640×360 or 720 x 405 if 16:9
The bitrate of course depends on how much action is in the sequence (talking heads means lower bitrates) I think mine were around the 550 mark.
With these settings you will bypass their automatic encoding procedure after uploading and gives you more control over quality.Hope this helps
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Terry Esslinger
January 22, 2008 at 7:04 pmGord,
I use the On2FlixProVP6 encoder. I don’t usualloy make them as big as you want. Here is an example: The player was made with the program also. http://www.ovpvideo.com/montage_player.htm -
Rick Wise
January 22, 2008 at 8:09 pmThe On2Flix settings take some figuring out. For instance, you can make a SWF file, or a FLV file with a SWF player. The latter seems to work the best, at least for me.
There is a distinct conflict between quality, size, and speed of playing. To get the fastest play for the potential client, you need to compromise size and quality.
I’ve found that what works pretty well for my Video Tour clients is:
File menu:
–512K Broadband Flash 8 FLV
–export: Flash 8 FLV
–export audioVid/Audio menu:
–maintain aspect ratio
–width 320 (height adjusts automatically
–video framerate 30
–2 pass encoding
–rate control: VBR
–max bitrate: 440
–Audio settings: all defaultVP6 menu:
–enable advanced features
–quality: good
–all the rest: defaultsThen click on monitor icon to pick the SWF player. I prefer”Minimal 2A”
I encode to my FrontPage2000 “tour” folder. Opening FrontPage, I drag and drop the SWF file to where I want it, and enlarge the size (properties) to around 515 pixels width — makes the image larger without enlarging the file size
For a sample tour: https://wisevideotours.com/sample_tour.htm
Note that this solution does not give you the large screen you are looking for. I have not found any way to do that and get a quick play for the potential clients. Speed is of the essence. If potential buyers can’t see the video quickly, they will go on. If you surround your window with something — frame it — it appears to the mind larger than it is.
Rick
Rick Wise
director of photography
Oakland, CA
http://www.RickWiseDP.com
email: Rick@RickWiseDP.com -
Rick Wise
January 22, 2008 at 8:55 pmUpdate / errors:
The settings I gave above were for version 8.5 of FlixPro. I just updated to version 8.53, and there are new options on the first, File page menu. Flash 8FLV is gone as an option. I presume — but don’t have time right now to find out — that the new default of VP6-E FLV, 512K, is the way to go. Other settings on other pages seem to stay the same.
Rick Wise
director of photography
Oakland, CA
http://www.RickWiseDP.com
email: Rick@RickWiseDP.com -
Gord Wright
January 22, 2008 at 8:59 pmThank you all for your much appreciated input. I will give this information a go and see how I make out. If by some small miracle of God I figure it all out. I will post a sample.
Thanks to everyone.
Gord
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