[vdr] PCI GT610 vdpau card - 512 MB or 1GB memory ?

2013-12-08 Thread Goga777
Hello

is there any sense to buy PCI GT610 card with 1 GB memory for processing of 
1080i/p HD video ? 
may be 512 MB will be enough ? 

I plan to use vdpau decoding of HD video + temporal spatial deinterlacing + 
upscaling of SD video.

Goga

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Re: [vdr] PCI GT610 vdpau card - 512 MB or 1GB memory ?

2013-12-08 Thread Jukka Tastula
On Sun, 8 Dec 2013 20:40:26 +0400
Goga777 goga...@bk.ru wrote:

 Hello
 
 is there any sense to buy PCI GT610 card with 1 GB memory for processing of 
 1080i/p HD video ? 
 may be 512 MB will be enough ? 
 
 I plan to use vdpau decoding of HD video + temporal spatial deinterlacing + 
 upscaling of SD video.

I'm seeing around 250M total memory use while decoding and deinterlacing 1080i 
to a single 1080 display. Composite extension completely disabled since all it 
does is cause tearing and eat memory like crazy. If all you need is video 
playback on that system then 512M is more than plenty.

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Re: [vdr] PCI GT610 vdpau card - 512 MB or 1GB memory ?

2013-12-08 Thread Goga777
how do you monitor video-memory consumption ? with nvidia-smi ?

  is there any sense to buy PCI GT610 card with 1 GB memory for processing of 
  1080i/p HD video ? 
  may be 512 MB will be enough ? 
  
  I plan to use vdpau decoding of HD video + temporal spatial deinterlacing + 
  upscaling of SD video.
 
 I'm seeing around 250M total memory use while decoding and deinterlacing 
 1080i to a single 1080 display.
 Composite extension completely disabled since all it does is cause tearing 
 and eat memory like crazy. If
 all you need is video playback on that system then 512M is more than plenty.

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Re: [vdr] PCI GT610 vdpau card - 512 MB or 1GB memory ?

2013-12-08 Thread Jukka Tastula
On Sun, 8 Dec 2013 22:09:06 +0400
Goga777 goga...@bk.ru wrote:

 how do you monitor video-memory consumption ? with nvidia-smi ?

Also the nvidia-settings tool since a few versions shows memory use as well as 
gpu and video engine utilization per gpu. 

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