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-   -   Video playback blank using TV out? (https://talk.maemo.org/showthread.php?t=66294)

cddiede 2010-11-28 01:08

Video playback blank using TV out?
 
Just noticed this.

Video that I recorded on the N900 (standard recording, no fcam drivers installed) play back just fine in the Media Player, but when I play the same video out the TV out cable the screen is blank and only the audio is heard.

Other videos from the net or side loaded play fine via the TV out. The normal N900 desktop also displays without error. It's only videos that I've recorded on the built in camera.

Anyone else see this? I'm running PR 1.3 with the latest power kernel OC'd to 950 Mhz.

jrinconr 2010-11-28 01:24

Re: Video playback blank using TV out?
 
change the PAL/NTSC conf. i had the same problem time ago.

cddiede 2010-11-28 13:40

Re: Video playback blank using TV out?
 
Hmmm, under Settings my TV Out was already set to NTSC, but I re-saved that setting to be sure. Still no joy. Is there a different PAL/NTSC conf that you adjusted?

I would think that if the video output setting were wrong, then nothing would show up, not just recorded video.

simmy 2010-11-28 17:12

Re: Video playback blank using TV out?
 
I get the same problem with some videos but I can usually get them to play by pausing and resuming a couple of times. Happens different with different players, I think it might do it less with it overclocked further. Sib uses mplayer I believe but it still seems more likely to play than kmplayer or the built in media player. Sometimes my video pauses when I lock the screen while playing a video and I have to unlock the screen, pause it, resume and then lock the screen again. I lock it to save on battery and not have the distraction of the phone showing the movie next to the tv.

jrinconr 2010-11-28 19:56

Re: Video playback blank using TV out?
 
Quote:

Originally Posted by cddiede (Post 884964)
Hmmm, under Settings my TV Out was already set to NTSC, but I re-saved that setting to be sure. Still no joy. Is there a different PAL/NTSC conf that you adjusted?

I would think that if the video output setting were wrong, then nothing would show up, not just recorded video.

did you try to use PAL?

ayos! 2010-11-29 00:43

Re: Video playback blank using TV out?
 
videos recorded using widescreen 16:9 don't work, try recording videos using "Fine 4:3"

cddiede 2010-11-29 15:56

Re: Video playback blank using TV out?
 
Quote:

Originally Posted by ayos! (Post 885292)
videos recorded using widescreen 16:9 don't work, try recording videos using "Fine 4:3"

That seems to be it. Thanks!

Deaconclgi 2010-11-29 16:27

Re: Video playback blank using TV out?
 
Quote:

Originally Posted by ayos! (Post 885292)
videos recorded using widescreen 16:9 don't work, try recording videos using "Fine 4:3"

Thing is, 16:9 videos used to work when I first got my N900 in Feb. Somewhere between the PR changes, OC kernels and tweaks, they stopped working. I can get them to work by using PAL on some NTSC LCD TVs or as you said by recording in 4:3.

We shouldn't have to forgo widescreen recordings. 800x480 recording was one of the main N900 advantages at release. Nokia or someone, needs to fix the TV out issue OR maybe the technical side community could identify the problem and formulate a resolution.

What good is have widescreen recording that cannot be used on the TV....

cheve 2010-11-29 18:21

Re: Video playback blank using TV out?
 
Would it be that DRM kicks in on the TV(high Def) where it refuses to show the video -- just a guess???

cyapalmos 2010-11-30 19:17

Re: Video playback blank using TV out?
 
I've experienced the same thing. I can't remember the last time I played a video out to the tv that I took with the N900, but I recently tried re-flashing and had the same problem on a fresh 1.2 and 1.3 flash. Even tried reflashing the EMMC. Wonder when this happened.

Is there a bug reported for it?

strange1712 2010-12-01 01:31

Re: Video playback blank using TV out?
 
This is really disappointing. We can't play any video with other proportion than 4:3 in NTSC (Neither N900 Recorded, Downloaded from Internet or recorded with another digital camera).

And TV's around here can't display propperly in PAL. This bug has been there since a lot of time and doesn't seems to be any workaround. There was an other thread where somebody suggested tweaking something to make the server believe it was playing on PAL while on NTSC, but it didn't worked.

BUG is here
https://bugs.maemo.org/show_bug.cgi?id=10877

Will try to get a log, if there is anything useful, when I get time...

cyapalmos 2010-12-23 00:48

Re: Video playback blank using TV out?
 
I just threw a note into the bug, which has been closed as "worksforme." I guess it works when set to PAL but not NTSC. That leaves all of us in the USA in the lurch. Lovely.

Doesn't work for me!

wmurpht 2011-01-02 16:49

Re: Video playback blank using TV out?
 
Same issue here. Videos recorded in 16:9 on N900 will not display on NTSC TV. Video will display when output set to PAL but at really bad quality.

cyapalmos 2011-01-14 17:47

Re: Video playback blank using TV out?
 
OK. So it's obvious there's still an issue. I'm going to do some testing and try to get some logs then I'll open a new BUG, unless someone else wants to.

cyapalmos 2011-01-18 04:00

Re: Video playback blank using TV out?
 
WORKSFORME!

I installed the TV Out Control Desktop Widget and played with the settings. I get TV Out now! Holy S H I T!

http://talk.maemo.org/showthread.php?t=68294

anim1 2012-01-06 19:48

Re: Video playback blank using TV out?
 
Quote:

Originally Posted by ayos! (Post 885292)
videos recorded using widescreen 16:9 don't work, try recording videos using "Fine 4:3"

if i knew then what i know now. thanks

Copernicus 2012-01-06 23:40

Re: Video playback blank using TV out?
 
Quote:

Originally Posted by anim1 (Post 1146797)
if i knew then what i know now.

Even better, videos recorded at 16:9 do now work, no need to record using "Fine 4:3". Check out the TV Out Control widget, as mentioned above.


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