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Author Topic: Holy cripes, the video project has finally gotten started!  (Read 25089 times)

Offline psycho_maniac

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Re: Holy cripes, the video project has finally gotten started!
« Reply #45 on: August 13, 2006, 10:47:06 PM »
so this does not have audio yet though. am i correct on this? anybody have a video of the ipod playing a video? i know they have a video of the ihp140 playing a video or a screendump mabey?
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Offline Llorean

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Re: Holy cripes, the video project has finally gotten started!
« Reply #46 on: August 13, 2006, 10:49:58 PM »
Out of curiosity, why do you want a video of it playing video? Why not just play one? It looks like *gasp* a video.
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Offline psycho_maniac

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Re: Holy cripes, the video project has finally gotten started!
« Reply #47 on: August 14, 2006, 12:27:04 AM »
because i dont have an ipod video yet as i am broke. i guess i could run one in the simulator ?
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Offline Llorean

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Re: Holy cripes, the video project has finally gotten started!
« Reply #48 on: August 14, 2006, 12:31:53 AM »
It just looks like a video. And it runs on any of our players with color screens.

I mean... a full screen video looks like a full screen video...
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Offline epithetless

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Re: Holy cripes, the video project has finally gotten started!
« Reply #49 on: August 14, 2006, 11:22:04 AM »
Quote from: Llorean on August 14, 2006, 12:31:53 AM
It just looks like a video. And it runs on any of our players with color screens.

I mean... a full screen video looks like a full screen video...

Llorean, while I have the utmost respect for your extraordinary level of attentiveness on these boards, are you just trying to be difficult here? It seems pretty clear to me that psycho_maniac would like to see how well video currently plays in Rockbox, namely on the iPod. Quality, as I know you are aware, is dependent on both the hardware available and the software implementation of it, and will vary from source to source. Sure, he could just cue something up in Windows Media Player if he'd never heard of "videos" before and simply wondered what these "digital moving pictures" were all about...but I have a feeling he wants to assess things like: Does it skip on the iPod? Are there glitches on the iPod? How smooth is it on the iPod? How is playback speed on the iPod?

Not unreasonable things to wonder, methinks...A bit premature, perhaps, but not unreasonable...
« Last Edit: August 14, 2006, 11:50:07 AM by epithetless »
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Offline Llorean

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Re: Holy cripes, the video project has finally gotten started!
« Reply #50 on: August 14, 2006, 01:28:34 PM »
We've got numbers:
~20fps on iPod Nano, as low as ~8fps on iPod Video. Again, he could simply record a video to the format we've mentioned and play it back in a software media player.

In all truth, a video of an iPod playing a video will *always* look worse because you don't see the full screen, then you have compression happening to a picture of a compressed video. As well framerate disparities can make it appear even slower than it is.

The only way to get an even remotely accurate estimation of what playback looks like is to actually encode a video to our specs, then limit playback speed to the number of FPS we're claiming it hits right now, and see what it looks like, or to actually play a video on-target.

I mean, I have nothing against it, I was just honestly curious *why* he wanted to see the video. As in, was there anything productive he actually hoped to gain from it.
« Last Edit: August 14, 2006, 01:30:25 PM by Llorean »
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Offline afruff23

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Re: Holy cripes, the video project has finally gotten started!
« Reply #51 on: August 14, 2006, 04:10:32 PM »
What's the specs for iAudio X5?
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Offline RaeNye

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Re: Holy cripes, the video project has finally gotten started!
« Reply #52 on: August 14, 2006, 06:00:29 PM »
~12.5 fps.
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Offline mightybrick

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Re: Holy cripes, the video project has finally gotten started!
« Reply #53 on: August 16, 2006, 02:21:32 PM »
I was testing the video plugin today on my nano with the elephants dream video, and I could find a way to exit the plugin without reseting my player.  I tried several different keypresses that typically will exit any other plugin. 
Have any keypresses been designated to exit the video plugin?
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Offline linuxstb

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Re: Holy cripes, the video project has finally gotten started!
« Reply #54 on: August 16, 2006, 02:23:54 PM »
Quote from: mightybrick on August 16, 2006, 02:21:32 PM
I was testing the video plugin today on my nano with the elephants dream video, and I could find a way to exit the plugin without reseting my player.  I tried several different keypresses that typically will exit any other plugin. 
Have any keypresses been designated to exit the video plugin?

Yes - the MENU button, as listed here:

http://www.rockbox.org/twiki/bin/view/Main/PluginMpegplayer

But you are probably running an old version of Rockbox - for the first few days of mpegplayer's life, there was no exit button.
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Offline mightybrick

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Re: Holy cripes, the video project has finally gotten started!
« Reply #55 on: August 16, 2006, 03:16:47 PM »
Quote from: linuxstb on August 16, 2006, 02:23:54 PM
Quote from: mightybrick on August 16, 2006, 02:21:32 PM
I was testing the video plugin today on my nano with the elephants dream video, and I could find a way to exit the plugin without reseting my player.  I tried several different keypresses that typically will exit any other plugin. 
Have any keypresses been designated to exit the video plugin?

Yes - the MENU button, as listed here:

http://www.rockbox.org/twiki/bin/view/Main/PluginMpegplayer

But you are probably running an old version of Rockbox - for the first few days of mpegplayer's life, there was no exit button.
Hmmm.  That's funny.  I just tried it with the latest CVS Build, and I couldn't exit.  I had to restart to exit.

EDIT- I just tried again and it worked.  It turns out that if playback is paused, the plug-in will not exit.  If playback is, uh, playing, then the proper keypress (menu, in my case) will exit the plug-in.
« Last Edit: August 16, 2006, 03:19:25 PM by mightybrick »
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Offline Llorean

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Re: Holy cripes, the video project has finally gotten started!
« Reply #56 on: August 16, 2006, 03:18:55 PM »
You did install the full build, including .rockbox folder and all plugins, and not just a new copy of the main Rockbox file? 'cuz it Works For Me(tm) as well.
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Offline mightybrick

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Re: Holy cripes, the video project has finally gotten started!
« Reply #57 on: August 16, 2006, 03:20:44 PM »
Quote from: Llorean on August 16, 2006, 03:18:55 PM
You did install the full build, including .rockbox folder and all plugins, and not just a new copy of the main Rockbox file? 'cuz it Works For Me(tm) as well.
Yes, I installed the full new build.  As I editted above:
Quote from: mightybrick on August 16, 2006, 03:16:47 PM
EDIT- I just tried again and it worked.  It turns out that if playback is paused, the plug-in will not exit.  If playback is, uh, playing, then the proper keypress (menu, in my case) will exit the plug-in.
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Offline momo_101

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Re: Holy cripes, the video project has finally gotten started!
« Reply #58 on: August 17, 2006, 12:54:17 AM »
I was just wondering, if all the iPods have coprocessors, and work has started to enable the coprocessor, then could you use te coprocessor to play the audio or somthing? Sorry if this is a dumb question, i'm still new to forumns and i try to read most of them.
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Offline mightybrick

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Re: Holy cripes, the video project has finally gotten started!
« Reply #59 on: August 17, 2006, 01:08:06 AM »
IIRC, only the iPod video has a second processor, the Broadcom chip.  The other iPods have a second core in the PortalPlayer processor, but at the moment, we don't know how to use/access(?) the second, only the first.
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