We have been using our media streamer test suite for the last few reviews in the HTPC / media streamer space. In v1.0.1 of the test suite used in the WDTV Live Plus review, we added DVD and Blu-Ray folder structures to the mix. In v1.0.2, we have added three Xvid clips (one with Q-Pel, and two others with GMC (Global Motion Compensation) using 2 and 3 warp points respectively) and a MKV stream with forced subtitles. For the Vision 3D, we used v1.0.2 of the media streamer test suite. Weights have been assigned to each of the test stream based on how frequently one might encounter each type of file in a home theater setting.

We now have 50 streams in our test suite and a maximum possible score of 350. Presenting a table listing every stream would make this section messy. Instead, moving forward, we will only indicate streams which have playback issues. In addition to that, for HTPCs, we will also indicate all the different softwares / codecs used to enable playback of all the test streams.

The Vision 3D is the first pre-built HTPC we have reviewed to score a perfect 100% in our media streamer test suite. However, this was not quite straightforward, as it was quite difficult to find the correct splitter / filter / renderer combinations for some of the test streams. The following softwares were used to process our media streamer test suite:

  1. Cyberlink PowerDVD 10.0.2025.52 OEM 3D
  2. MPC-HC x64 1.4.2499 with ffdshow Audio Decoder (x64 SVN 3572)
  3. VLC 1.1.4
  4. Monogram GraphStudio with MPC-HC Matroska Splitter (for 024-1080p24.x264.DTS-MA.7Ch.mkv, which had minor stutters with the default MPC-HC combination used to playback other streams)
  5. Monogram GraphStudio with Sage Mpeg Demux Splitter (for 042-1080p24.VC1.TrueHD.AC3, which the latest MPC-HC M2TS splitter couldn't split properly. VLC could play this back without bitstreaming, but GraphStudio, with the Sage splitter was able to properly deliver the TrueHD soundtrack to ffdshow for bitstreaming).

3D Playback

Vision 3D's claim to fame is the enabling of 3D Blu-Ray playback with HDMI 1.4a output. However, 3D technology equipment is pretty high-end even for us reviewers. However, that would be no excuse to not test it out, right?! Thankfully, Tom Vaughan from Cyberlink invited me over to Cyberlink's office in Fremont, CA to make use of their demo equipment (3D TV / AV receiver). With the Vision 3D in hand, I landed up over there at 8 AM one morning, and proceeded to test out 3D Blu-Ray playback with the Vision 3D using the OEM PowerDVD version supplied by ASRock. I was also quite surprised that PowerDVD was able to correctly identify stereoscopic WMV files and play them back appropriately on the 3D TV.

Tom also gave us some useful insights on 3D technology and how Cyberlink is gearing up to handle the upcoming challenges in the HTPC area, but those are details for another day and another article. We are grateful to Tom and Cyberlink for providing us with the opportunity to make use of their facilities.

Refresh Rate Handling

Many HTPC purists are concerned about the lack of support for proper display refresh rates. This was one of the main drawbacks of the Core 100 reviewed earlier. The Vision 3D, with nV's 260.66 drivers, has no such issues. This can be observed from the following screenshots. MPC-HC's statistics OSD indicates that the display correctly refreshes at 23.976 Hz with the 23 Hz setting for Vision 3D, while Core 100 indicates a refresh rate of 23.999 Hz for the 23 Hz setting.


23 Hz Setting on Core 100 / Vision 3D (Click to enlarge)

HTPC Performance : Gaming with the GT 425M HTPC Performance : Network Streaming
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  • strolfey - Monday, October 4, 2010 - link

    Thanks a bunch! Based on this, there's no major hangups so I'll be looking to get one as soon as it's available from newegg.
  • cjs150 - Tuesday, October 5, 2010 - link

    Bit like the Apple TV article, we are moving closer to the ideal living room HTPC but not there yet.

    A decent SSD rather than a HD would be better, less noise, reliability not an issue, less heat.

    Noise is the issue for me. This is improving (and would be less noisy than my current cable box) but still not perfect (total silence would be perfect but impractical).

    I do wonder whether an optical drive is really necessary. Seems to me that there may be 2 HTPC markets. One for a streaming device that can play games and another where the device is also the sole Blue-ray/DVD player on an AV system.

    I would be happy to ditch the optical drive for a TV tuner. Even more so if it could replace the cable box
  • blacksun1234 - Wednesday, October 6, 2010 - link

    Dear Ganesh,
    Is its BD playback video quality better than consumer BD 3D player?
  • ganeshts - Wednesday, October 6, 2010 - link

    I didn't do a side by side comparison, but I would believe that you have lot more tweaks available at your disposal on the HTPC to do some post processing if you desire (compared to the options in a consumer BD 3D player).

    The only advantage of a consumer BD player I can foresee is the ease of use factor. HTPCs are inherently not designed to cater to the lowest common denominator yet. (Yes, we have Win7MC + PDVD / ArcSoft integration, but you still need to do some configuration like AutoStart / Start Maximized / configuration of 3D display etc. etc. to make sure it acts like a consumer BD 3D player).
  • SirMeili - Wednesday, October 6, 2010 - link

    With my current HTPC, I can have distinct On and off Codes. so my question is this:

    You said you can wake the HTPC via the remote, but can you

    1) put it to sleep with the remote, and
    2) Turn the computer on with the remote (from an off state)
    3) program additional codes for the IR Receiver (for instance, I have a button on my universal for alt-f4)

    Neither are ultimately important, but I like my setup as it is now (especially since I can train specific on and off codes for my IR Receiver for the HP)
  • ganeshts - Wednesday, October 6, 2010 - link

    1 and 2 are definitely possible ( 2, when AC power cord is still connected, but you already knew that :) )

    As for 3, I will ask ASRock. I haven't personally tried out.
  • The Jedi - Tuesday, October 12, 2010 - link

    If this were an Asus brand product I might find it more attractive, but I think ASRock has issues with its reputation. I mean they make some innovative and low cost mobo's, but from reading around they seem to have quality control issues. Last time I visited their website they had imperfect English so I think I'll just stay away.
  • mutarasector - Monday, November 29, 2010 - link

    Can't wait to see a Llano powered version of this thing. I believe one might see a mini based on it by the 'Fruity computer Co.' in the not too distant future.
  • borekb - Tuesday, February 1, 2011 - link

    On these screen-less HTPC devices, how do you display things like MP3 or volume information while you're playing musing and the TV is turned off? I'm thinking about attaching a digital picture frame but would that be possible to output the signal to both HDMI (-> A/V Receiver -> TV) and to the frame? (I don't own any digital picture frame at the moment so I'm not sure what would be required on that front.)
  • mpogr - Thursday, June 2, 2011 - link

    Got one of these. They sell them here in Australia without memory and HDD, purchased both from the same store, the total price was ~940AUD (should be ~970-980 USD now)..
    Assembly was quite easy and all was working fine at first. Installed Windows 7 Ultimate 64 bits, SageTV client and PowerDVD 11 (planned primary use: TV and, occasionally, 3D Blu Ray playback). Because of TV being used by the children, the computer was always on (but not always playing back media). The unit died after ~5 days. I wasn't at home when this happened, but it just powered itself off. After that, upon disconnecting and reconnecting power, it came on and then off straight away. Resetting CMOS and pulling the BIOS battery out helped a bit, so now it doesn't power itself off after reconnecting the mains. The blower spins and the power led is lit, but no video output and no HDD activity. Disconnecing HDD and ODD didn't help.
    So it's just dead. It can be the unit itself or the memory, as I don't have any spare SODIMMs to test. About to send the unit back to the retailer for investigation.

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