6.4 Video Playback issues

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nonprofit's picture

Hi, I'm looking to add some admin-supplied video and can not get it to playback smoothly. I don't know much at all about video, so please excuse my awkward terminology and foolish assumptions.

The Drupal:
• 6.4
JW FLV Media Player 4.1
• Via Filefield + jQuery

The Media:
• High-quality DVD Video
• Half a dozen vids + a dozen audio tracks
• Length is about 4 minutes each

The Encoding:
Settings were juggled quite a bit. My smaller conversion (w/Flash 8 Video Encoder):
• max data rate: 400 kbs
• size: 250 X 323
• audio: 48kbps mono
resulted in a .flv file of 16.6 MB

Playback is very jerky. Although this improves as the window is made smaller, player even chokes @ 125 X 145. (Ideal playback size is approximately 575px wide.)

My DSL connection is good enough I can watch other Drupal sites with playback @ 422 X 750. These experience less significant streaming issues.

How can I flush out what is caused by shared hosting vs. improper encoding vs. site configuration?

All replies appreciated.

Thanks!

-NP

Comments

hosting: look at it locally

aaron's picture

hosting: look at it locally (off your desktop) and see what happens.
encoding: the frame rate could have an effect on this. what's your settings? looks like the data rate is default, so that should be fine.
site configuration: looks good. i've used that configuration, and know several sites are using it.

Aaron Winborn
Drupal Multimedia (my book, coming in September!)
AaronWinborn.com (my blog, all about Drupal)
Advomatic (my work)

Aaron Winborn
Drupal Multimedia (my book, available now!)
AaronWinborn.com
Advomatic

Have you tried a different

travist's picture

Have you tried a different player? You can try the Dash Media Player, which is a media player I built specifically to work with Drupal. Not sure if this will solve your jerky videos, but it is at least worth a shot.

Of course, if you still have issues, I will help out in trying to figure out why.

Thanks,

Travis Tidwell

I really like the idea of

flickerfly's picture

I really like the idea of flash player, integrating with Views and CCK is a pretty awesome thing for a player.

Browser can impact

arthurf's picture

I know that FF on osx has worse flash playback than Safari does- I'm unclear on why this is, but it does seem to be consistent. You might want to check the files in VLC to see if the issue is the file. If it's not, trying different browsers and/or computers can at least help in identifying where the issue is coming from.

a.


http://24b6.net

Finding the problem

mfer's picture

A few steps to trackig down the problem.

  1. Check the video to make sure it's not jerky on your screen (VLC can watch flash videos).
  2. Upload the video to a different place and try to watch it. See if the video is the issue there.
  3. Try it in multiple browsers. See if there is a problem in a certain browser.
  4. Try it on a different computer. Make sure video playback isn't an issue on your computer (for some odd reason).

Matt Farina
www.innovatingtomorrow.net
www.geeksandgod.com
www.superaveragepodcast.com
www.mattfarina.com

Could it be FireFox?

nonprofit's picture

Hello aaron, travist, flickerfly, arthurf, and mfer. Thanks much for your replies!

Video plays well through VLC. The culprit seems to be FireFox.. Video plays fine in IE6 6 & 7, but chokes in my browser of choice.

Ironically, FF will properly display content from other sites…Any ideas?

Thanks! -NP

if you're using swfobject,

aaron's picture

if you're using swfobject, make sure it's 1.5 rather than 2, as there's a known bug with 2 and ff3.

Aaron Winborn
Drupal Multimedia (book, in October!)
AaronWinborn.com (blog)
Advomatic (work)

Aaron Winborn
Drupal Multimedia (my book, available now!)
AaronWinborn.com
Advomatic

Mac vs. PC

nonprofit's picture

Aaron, thanks for your reply.

A comment at the top of swfobject.js tells me I'm running SWFObject v1.5.

Thanks for all of your suggestions. To address the existing issues:
• Playing locally: Files play fine through VLC
• Frame Rate: 15 fps
• Dash Media Player: Will investigate
• Remote Host: I uploaded the file to another host and changed the link. It did not improve and actually seemed a tad more jerky
• Different Computer: Here's the kooky thing. Video chokes on XP DSL FF (3.0.1) but plays fine through WiFi FF (also v.3.0.1) on my MacBook.

Thanks to all!

-NP

Same Place

mfer's picture

Did you try and view both over the same Internet connection. If so, I'd suggest it's the computer.

Matt Farina
www.innovatingtomorrow.net
www.geeksandgod.com
www.superaveragepodcast.com
www.mattfarina.com

Sometimes...

nonprofit's picture

Hey Matt, thanks for you reply.

When I'm at the PC (a desktop), I can load the page in FF and it displays poorly. When I switch browsers to IE, it plays fine. Same computer; same connection. The same computer also plays it correctly through VLC.

When I switch to the Mac (a laptop), FF plays the video just fine.

Thanks! Hans

Reinstall FF

mfer's picture

If the problem seems to just be in FF on your PC I'd suggest uninstalling it, making sure all of it's files are removed, and reinstalling.

Matt Farina
www.innovatingtomorrow.net
www.geeksandgod.com
www.superaveragepodcast.com
www.mattfarina.com

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