[WINDOWS] Playback Issue - Low fps with specific films/programmes
#1
Hello,

I have a problem with a few files which are not playing back smoothly and i need some help.
First is the film 'Antitrust', it starts fine, but about 5 seconds into it, the frame rate keeps dropping to ~9fps and the film is unwatchable.
This is also occuring with the simpsons S15E01, though i'm not 100% sure the issues are related yet (I will poast a separate debug log for this one if the issue is not resolved.)
I've tried multiple different copies/rips of the same film/programme and all have the same issue. Also, all of them play fine in other applications such as windows media player. I have dxva enabled.
Here is the debug log, i see some errors (starting at line 360 on pastebin) but i dont know what they mean.
http://pastebin.com/hRyencis

I'm using Dharma 10.1

PC Specs:
CPU/Motherboard: ASUS E35M1-M PRO (AMD Zacate 1.60GHz)
GPU: Onboard ATI HD6310
Ram: 4gb ddr3
OS: windows 7 64 bit SP1

Video Card Driver version: 8.792.0.0
Sound Card (Onboard HDMI Output) Driver version: 7.11.0000.7710


Thanks
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#2
Superdrone Wrote:Hello,

I have a problem with a few files which are not playing back smoothly and i need some help.
First is the film 'Antitrust', it starts fine, but about 5 seconds into it, the frame rate keeps dropping to ~9fps and the film is unwatchable.
This is also occuring with the simpsons S15E01, though i'm not 100% sure the issues are related yet (I will poast a separate debug log for this one if the issue is not resolved.)
I've tried multiple different copies/rips of the same film/programme and all have the same issue. Also, all of them play fine in other applications such as windows media player. I have dxva enabled.
Here is the debug log, i see some errors (starting at line 360 on pastebin) but i dont know what they mean.
http://pastebin.com/hRyencis

I'm using Dharma 10.1

PC Specs:
CPU/Motherboard: ASUS E35M1-M PRO (AMD Zacate 1.60GHz)
GPU: Onboard ATI HD6310
Ram: 4gb ddr3
OS: windows 7 64 bit SP1

Video Card Driver version: 8.792.0.0
Sound Card (Onboard HDMI Output) Driver version: 7.11.0000.7710


Thanks

I observed a similar bug in the recent nightly builds of Eden. The automatic refresh rate switching doesn't work with 720p material, and I only get unwatchable 6 frames per sec.

When I turn off the automatic refresh rate switching, it works. But I have to choose the proper frame rate manually in the catalyst settings.

Can you try switching automatic refresh rate to "off"?

Chris
unRAID Server, Pioneer VSX-LX52, Panasonic 65VT30, Marusys VU+ Duo, Zotac AD10
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#3
Thanks for the suggestion, I've just tried it with 'automatic refresh rate' both on and off but its still happening.
Also tried the 'sync to display' option on and off.
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#4
I managed to find a video with 44.1KHz mp3 and played it, and my debug log looks very like yours except that there are no audio errors.

I wonder if it's something in the video that's upsetting XBMC. Could you try resampling the video with something like Handbrake (http://handbrake.fr/) and see if that fixes the problem.

JR
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#5
Thanks for the response, I've just tried handbrake and resampled the file with a few different codecs, i still get drastic fps drops (not at the same places as before though) aswell as the errors in the debug log.
It may just be a bad copy though, i dont know.
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#6
Superdrone Wrote:Thanks for the response, I've just tried handbrake and resampled the file with a few different codecs, i still get drastic fps drops (not at the same places as before though) aswell as the errors in the debug log.
It may just be a bad copy though, i dont know.

Please can you check if your audio output is properly configured in the settings menu?

Chris
unRAID Server, Pioneer VSX-LX52, Panasonic 65VT30, Marusys VU+ Duo, Zotac AD10
Reply
#7
Update: I have about 9 copies of the film now, and have finally found a copy that plays okay with xbmc.

Thanks for the help!
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[WINDOWS] Playback Issue - Low fps with specific films/programmes0