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Post by Anke on Jul 19, 2018 21:35:06 GMT
Hi everyone,
I've been looking for something like the DreamScreen ever since I had to say goodbye to my Philips Ambilight TV when moving to the US and I've been eyeing it for quite a while, now. I was finally ready to buy - only to stumble across the forum and starting reading about all the issues people have.
My setup is - in theory - quite simple.
Sony Bravia 48" TV (non 4k) AppleTV 4k (4th gen) maybe XBOX 360 (or potentially XBOX One or PS4 in the future) no sound system
So, I was going for the DreamScreen HD...but I do want and need CEC to keep working (without any workarounds like constantly unplugging cables or switching on other devices first). We don't have cable and the AppleTV essentially IS our "TV". However, I've seen threads were especially the CEC pass through was buggy, to put it mildly...
Any more feedback on this? Threads on forums tend to be biased to people having problems...
Thank you
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wbronze
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Let's make our toys play nicely together!
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Post by wbronze on Jul 20, 2018 0:35:08 GMT
I have used many video based ambient light systems over the last 10+ years:
- SCIMO - Lightpack - Hyperion Based (a number of those) - AmbiScreen 4K - DreamScreen - AptiLight - And a few others from the early 2000's (forgotten the names) I can tell that if your setup is working perfectly in terms of HDMI/HDCP/CEC compatability before you introduce any new hardware, you will have a very good experience with dreamscreen.
DreamScreen has been my favorite so far, with SCIMO coming in at a close 2nd place, although SCIMO is very hard to get. He's a busy guy.
I also have one I've been developing personally that is FPGA based.
I can warn you to Stay Away from Ambiscreen. Its crap. It's a sloppy job some hobbyist put together from commercial off the shelf tech with the worst soldering skills I have ever seen in a 15+ year career in electronics engineering.
Buy the DreamScreen HD or 4K. You'll enjoy it. Pretty easy to set up as well.
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Post by Hester on Jul 21, 2018 1:31:51 GMT
Don't bother. This product is so bad it should be considered a scam. Nothing but constant issues and troubleshooting when I just want to watch TV.
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Post by hulkdad on Jul 21, 2018 2:44:05 GMT
I am somewhere in the middle. I fully understand wbronze's support of this product. I've read his posts and I can tell he's quite knowledgeable about this tech. I too, like him, really think it's a great product in regards to its proper functionality, but that's where I start to fade away a little. If I were helping a base level consumer, someone looking to get a product, plug it in and enjoy, I would have a hard time recommending something like this. You can see from Hester's post where the attitude toward the product is beginning to trend. If you are comfortable with first generation jitters and potential compatibility issues and you are comfortable with troubleshooting through powering devices in various orders, replacing cables, and changing cable configurations, then it's largely great. If you are married or have kids watching the TV, just forget it! I had to hook up my Nvidia Shield through a splitter to the TV, because the consistent handshake issues angered my wife so much, I thought she was going to kill me with the remote. As a side note, she won't watch a movie without the lights on now though, lol. O replaced an Apple TV with the Nvidia Shield because of the issues I had. The Nvidia did work much better as it has more options for video formats.
So:
Are you looking for Plug N Play?: Are you looking for worry free operation? Would you like customer service that is quick and has effective means of correcting your problems apart from telling you to wait for the firmware?
If you answered YES then: Don't buy it... yet. Wait for the mythical firmware update.
Are you a "gotta have it" gadget freak? Are you comfortable with moments of black screen or no sound during your movies or shows? Are you expecting an experience that's absolutely stunning and visually satisfying one moment and infuriatingly broken the next?
If you've answered YES then: Buy it. It's fun, impressive and your guests will love it, but you'll have some bumpy times ahead.
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wbronze
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Let's make our toys play nicely together!
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Post by wbronze on Jul 21, 2018 4:53:19 GMT
hulkdad, You said it right. These devices aren't for everyone. Not yet at least. But I've been messing with video based ambient light projects for more than a decade. I've rebuilt my home theater... 8 or 10 times. I forget exactly. DreamScreen is in my top 3 ambi-devices of all time. It's what I'm using right now. But I'm waiting before I buy a DS4K. I'm using a hdfury vertex with DS HD. If the following issues are addressed everyone will be happier: 1. Bandwidth/datarate shortfalls. 2. EDID management, HDCP handshake and HDCP heartbeat. 3. Product improvement plan and accompanying roadmap to improve customer loyalty. #1 Is on us, the end users and possibly the manufacturer of the ICs DreamScreen chose to design their system around. Firmware updates roll down hill. Semiconductor mfg -> OEM -> beta testers -> public release. Also it's on us, because our AVRs, TVs and streamers must be bulletproof and connected with known good cables with reliable performance. #2 Falls on DreamScreen and the semiconductor manufacturer, probably Analog Devices in the case of HDMI transceivers and video processors. It's not uncommon to get tangled up with the manufacturers of ICs over performance issues. Especially for emerging standards plagued with TVs emulating HDR like mine (not real HDR). #3 Falls entirely on DreamScreen. We are tech enthusiast. We love to be informed and on the front lines. Our money is a vote of confidence. We'd love to see a roadmap showing us what our partnership with you will look like in the future. Brag a little! We'll support you and be proud of it.
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ankaa
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Post by ankaa on Jul 21, 2018 20:52:51 GMT
Sooo, now with my registered account after finally beeing approved.
Thank you for your input!
I'm somewhat tech-savy and I'm not afraid of fiddling around a little bit to make things work. While nice, I'm not afraid of it not being plug-n-play out of the box. But, I also don't want headaches and a lot of crafting as in some of the other solutions out there. Again, I'm looking for something to somewhat emulate my beloved Philips Ambilight TV. I'm not so much afraid of not being able to craft something else, I simply don't have the time (and money) to deal with that or I'd already done it in the last three or so years after moving. I can see how especially the DS 4K might still be more buggy, since it's fairly new - the DS HD had been around somewhat longer, no? And there was a BT DS before, no? So, isn't the DS HD technically the second generation, already? I also do see how particularly elaborate home theater setups might be more prone to conflicts. But, as I said, our setup should - at least in theory - be pretty straight-forward. I don't mind going looking for different cables that we know work (is there a list somewhere on the forums?)
What I don't want is having to unplug cables and plug back in EVERYTIME I turn on the TV/ATV.
As I said, we don't have cable, I haven't touched the actual TV's remote in months. We solely use the ATV and the remote that came with it to control the TV. I've plugged in our pre-historic xbox for the first time in literal years last month, but haven't touched it since (simply no time). So, in our setup it's really only one device that would be connected to the DS: our AppleTV. In HD. No 4K headaches, no HDR headaches...or so the theory. Still, the remaining concerns about the CEC handshake.... if it happens once every now and then, no problem. If it happens every other day: that'd bother us because it totally negates the comfort of CEC.
What I don't want is REGULAR blackouts or missing sound.
Again, if it happens every now and then, fine. If it happens all the time, not fine.
What I'm really looking forward to is including our Philips Hue setup once the DS connect comes out. Which speaks against other solutions out there that might be a little more stable.
Hmm....I mean, to be honest, $150 isn't THAT much for a nice gadget. But then, I'm just a student, so it's more than you'd think and I don't want constant headaches and it ending up staying unplugged after the honeymoon phase has passed because I'm constantly annoyed.... If there is the prospect of reliability constantly improving with firmware updates (and a record of the folks actually working on improving it), that'd be a completely different story, though....
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wbronze
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Let's make our toys play nicely together!
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Post by wbronze on Jul 21, 2018 21:31:10 GMT
AVS forums is where you want to read up on cables. The lengths between your devices are the deciding factor. The shorter the distance between devices, the more options you'll have for cables without issues popping up. I'll post some teardown photos of a "competitor" to DreamScreen here. I'll think that will help you decide If anyone can guess which ambi-device that is, I'll try to get you into the beta testing for HDR fix/update (not up to me, but I'll try!) Hint: they slapped together a bunch of commercial off the shelf electronics after extracting the pcb's from their original enclosures and then performed some of the worst soldering I have ever seen in 15+ year career in electronics. They used three different adhesive types to secure everything internally including superglue, hot glue, and rtv silicone.
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Post by jgatto on Jul 23, 2018 0:34:58 GMT
While my reply won’t be as detailed and well thought out as some of the other replies I’ve gone into further details in other posts. I have a fairly simple setup myself but I do run all my devices through a Yamaha RX-V681BL receiver. My DS4K sits unused on the back of my TV patiently awaiting some sort of firmware/hardware fix. I don’t want to dumb down my devices to use it. Especially when it’s advertised as being able to. If I knew this I would have never bought it. I would have just waited for a fix or waited for someone else to develop a plug and play device.
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Post by Rake on Jul 23, 2018 3:39:46 GMT
I do agree with quite a few users' views that "If DS4K works properly, it is almost a perfect ambilight system". However, at this moment, it is quite far from "working properly".
I have been using DS4K and lightbe##y. When I set up DS, I was so amazed of the concept of plug-and-play and control with Wifi. However, after numbers of trials, I have already given up DS4K as I need to use HDR no matter for gaming or movies (that's why we bought the latest tech, right?).
Now I change back to lightbexxy (HD version). What I did was to connect the media system and lightbexxy with an HDMI splitter-downscaler. And now I can watch HDR contents while having ambilight at the same time. If I want to watch Dolby Vision contents, I can simply switch off the Lightbexxy (coz it would produce very weird, creepy colors), but still I do not have to unplug anything or change any setting.
You may say "hey you need to buy a splitter for lightbexxy! that sucks!". However, thinking of now, we have to use a splitter to solve certain issues of DS4K, right? And in the future, we will definitely need a splitter to use the new "DS Solo" which gets rid of the HDMI pass-through function. So what's the difference? The set up in DS was easy, but I don't see any difficulty in setting up lightbexxy as well! I just needed a USB keyboard to input the number of LED used. It even costed me much less effort in setting up in Lightbexxy than fixing the adhesive LED of DS.
Besides, I think anyone who has tried RGBW LED would agree that RGBW LED strip would produce much more intensive, brighter, more colorful ambilight effect than those retro-fit LED. If anyone who argues DS retro-fit is better in the ambilight output, I would say he is totally not rational.
By the way, I had a technical issue with the splitter. I didn't expect the splitter manufacturer was willing to solve my problem. However, the manufacturer discussed with me in around 10 emails, tested with the same player/TV models and firmware version in their lab, solved the problem, updated EDID and sent me a new splitter within 3 days. That's more like "Customer Support". So far, what have DS told us besides "we are working on it" after these months?
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wbronze
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Let's make our toys play nicely together!
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Post by wbronze on Jul 23, 2018 5:38:36 GMT
Good info and points.
Which splitter are you using?
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Post by Rake on Jul 23, 2018 7:59:11 GMT
I am using EZCOO HDMI splitter. You may find it in Amazon US. However, it didn't work with my DS4K (no matter downscaled or not). I have seen similar comments in this forum as well.
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brad
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Post by brad on Jul 24, 2018 17:23:32 GMT
Ankaa, I have a similar setup to you but with a Panasonic TV. I had CEC working before I got my DS and use my AppleTV 4 for 99% of TV use. I hooked the DS up inline between my ATV and my receiver and everything works perfectly. The only small hiccup I had was when I first hooked it up the DS wouldn't turn automatically on/off with the rest of the system. For the first 2 or 3 days I had to manually turn it on and off through the iPhone app. Then it started working automatically and I haven't had any issues since. So for me with a system similar to yours it works perfectly and I love having it.
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Post by nachobizniz on Jul 27, 2018 21:45:04 GMT
I have the HD version and love it! I have had little to no issues, however, I do have mine set up a little different, I have a splitter at the end of my equipment line that separates the DreamScreen from the picture. I would recommend doing that with a WiFi power switch to turn off and on. I have done nothing but enjoy the DSHD since day 1!
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wbronze
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Let's make our toys play nicely together!
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Post by wbronze on Jul 28, 2018 2:30:13 GMT
I have the HD version and love it! I have had little to no issues, however, I do have mine set up a little different, I have a splitter at the end of my equipment line that separates the DreamScreen from the picture. I would recommend doing that with a WiFi power switch to turn off and on. I have done nothing but enjoy the DSHD since day 1! I am using the same setup as you are. Even for 4K content. My splitter is the HDFury Vertex which downscales one of the outputs to 1080p in 30/60 fps. I'm experimenting with the scaler settings of the vertex to see if any color spaces seem more vibrant. E.g. 444 BT709 / 444 BT2020 /422 /etc But anything above 8bit color depth seems to confuse the DSHD in my setup, even though its EDID reports 1080p60 12bit.
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ankaa
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Post by ankaa on Jul 28, 2018 19:28:13 GMT
Thank you brad and nachobizniz for your input. I appreciate it. I have a feeling I'll probably pull the trigger on the DS soon and just test it for myself. While comments and experiences regarding the DS4K are interesting and insightful, they're not really helpful, since, as mentioned!, I'm not interested in 4K, HDR, .... and are thus slightly distracting from the actual question/concerns
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