6
votes
Accepted
Screen refresh rate above 100 Hz noticeable?
No, there is no practical limit that we know of yet to what would be best, there is however a practical limit to what we can capture and display.
In tests with airforce pilots, subjects were able ...
- 19.2k
5
votes
Accepted
Does SSD reduce render time significantly?
It depends entirely on the type of rendering you are doing and the specs of your computer. Bottle necks can occur in many different parts of the rendering pipeline. Generally speaking, rendering is ...
- 19.2k
4
votes
Screen refresh rate above 100 Hz noticeable?
The reason why modern TVs have been pushing higher framerates is not because people can see much beyond 30-60Hz, but because if the source framerate and the display framerate doesn't match exactly, ...
- 183
3
votes
What lighting setup is recommended for filming a presenter in front of a TV screen?
If you can't use green-screen (the ideal), I'd recommend a couple of things. First, use a screen with a matte surface to reduce specular reflections and present more diffuse ones. These are somewhat ...
- 4,654
3
votes
Video archive solution
I haven't ever done exactly what you're trying to do, but I think I know how I could do it. Hopefully this answer is useful, or at least starts some discussion from people that do have more concrete ...
- 2,608
3
votes
Accepted
How to create a video like this?
As currently stated, the answer is, you can't. The only thing special about that video is that it is very well planned out and coordinated with lots of lighting making it almost certainly outside ...
- 19.2k
3
votes
Accepted
What are the key PC specs for best editing HD videos?
Dealing with HD video has two main components. The first is the ability to decode the highly compressed video (which is computationally intensive) and then is the ability to deal with the large ...
- 19.2k
3
votes
What are the key PC specs for best editing HD videos?
As you mentioned, there are three important components; ram, CPU, and GPU. Another component worth considering is the hard drive.
RAM isn't incredibly important unless you intend to be doing intense ...
- 1,004
3
votes
Accepted
How to set up a 3-screen video installation to sync correctly?
The Matrox graphics card is probably the easiest and most versatile approach. I use the TripleHead2Go, which as you'd assume sends a signal(s) to up to three monitors/projectors.
Multiple computers ...
3
votes
How to set up a 3-screen video installation to sync correctly?
I was in same situation when I started my project in 2014. After a lot of research i found a very good solution.
I am running three projectors and one monitor on one computer so total 4 outputs i am ...
- 31
3
votes
Accepted
What does an external video recorder like a Ninja offer?
If you record (typical AVCHD) sub-30 Mbps 4:2:0 video to a card and 220Mbps 4:2:2 video to an external recording device, you will be hard pressed to tell the difference when you view it back on ...
- 4,720
3
votes
Are there Tripods to film the bottom when writing on a paper?
There are a number of photo tripods that allow you to invert the center column. When inverted, the camera sits between all the legs and can be pointed down. Another tripod design has a center column ...
- 4,720
3
votes
Is there something like nvenc for free codecs (VP8/9)?
There is a hardware-accelerated VP8 encoder recently released by the University of Milan. Source and standalone binary for 64-bit Linux and compute 3.5, 5.0 and 5.2 capable NVidia GPU cards available ...
- 30k
3
votes
What part should I buy to render videos?
CPU's used to render graphics was a very very long time ago. GPU's surpassed CPU's for this almost 20 years ago. You absolutely do need to get a good graphics card, yes. Don't look for anything ...
- 2,294
3
votes
Accepted
What part should I buy to render videos?
Are you in search of a "solution" when you appear to have NOT identified a "problem"? Are you editing video now? Is it too slow for what you need? Are you making artificially unreasonable ...
- 686
3
votes
Should I be concerned about overheating when doing long render tasks?
First answer to "My question is if this heavy workload will decrease the life of my computer."
Simply YES,
BUT any work on a computer will decrease its life, but it does depend on the work being ...
- 1,284
3
votes
V-mount and D-tap power problems
To anyone who has similar questions, I think I solved it. Pay attention to voltage inputs to your devices. The blackmagic monitor I was using has a power input of 12v using the two-pin barrel ...
- 61
2
votes
Using a Nikon D5100 or Sony SR68 to shoot video of an event
bmargulies, There are few questions here:
Are you looking for a multicam setup? If so the two cameras are unlikely going to match unless you are willing to put in time to post production work. (fix ...
- 121
2
votes
connect 8 projectors together to create a large image
if you are going for a more profesional look, and have the budget look into pandoras box media servers. They have functionality to not only edge blend multiple projectors, but also map the image onto ...
- 101
2
votes
Slow Video Render? incl. New & Old PC Specs
Rendering in 1080p takes up more resources than 720p, so it is normal that your render is slower than usual, even though your new hardware is superior. 1280x720 = 921600 pixels per frame, 1920x1080 = ...
- 183
2
votes
What are the key PC specs for best editing HD videos?
I'm using a GoPro Hero 3+ too
Even on my fast MacPro Westmere (mid-2012) setting your GoPro to resolutions above 1440 will slow playback and rendering. Going up to 2K and 4K might not even work at ...
- 683
2
votes
Graphics Cards that have SDI outs
Most current graphics cards will have HDMI output and a HDMI to SDI convertor might be cheaper solution than a DVI to SDI.
- 121
2
votes
Accepted
Graphics Cards that have SDI outs
You are best off to convert from a supported format (DVI, HDMI, maybe even DisplayPort) to SDI. SDI cards are not designed for gaming, they are designed for workstations and video. You aren't going ...
- 19.2k
2
votes
Screen refresh rate above 100 Hz noticeable?
A similar question (except about 60Hz) was raised on Skeptics Stack Exchange.
The answers there discuss how the human eyes works differently to screens and cameras, and doesn't have a frame rate, and ...
- 165
2
votes
Sharp drop in FPS while recording
Most screen capture applications are pulling video from the video card down to main memory to compress it and write it to disk. Most video games are uploading textures and geometry to the video card ...
- 2,146
2
votes
How to set up a 3-screen video installation to sync correctly?
As you want to play three different videos, daisy-chaining projectors or copying the signal using an amplifier is not viable.
Machine
While you can get one machine to play to three different ...
- 1,833
2
votes
How to set up a 3-screen video installation to sync correctly?
I did a 3 screen art installation in a hotel lobby some years ago. The original system used media players in a rack with converters to pass DVI over cat5 cable. There was a control computer to keep ...
2
votes
Which graphic card to buy
Those are all very similar in terms of performance. I'd take the EVGA GeForce GTX 970, but other people will tell you something else.
One recommendation: Samsung SSDs are severely overpriced. People ...
- 5,382
2
votes
Accepted
Yongnuo YN 160S - how to get inside?
Well, I'm an idiot, or was just really tired the first time I looked things over, because after taking another look today I realized that the shallow circular indentations at the corners of the face ...
- 240
2
votes
How h265 settings / presets affects the target device cpu while decoding and how can I tweak them?
Try Encoding using "--tune fastdecode" and also check if "Average Bitrate" with "2 Pass" is better than "Constant Quality" with your particular Decoder; trying to maintain Quality over Bitrate can ...
- 827
Only top scored, non community-wiki answers of a minimum length are eligible