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On this site, can refer to any of the various physical devices used in the production of video. (In contrast to software)
111 questions
24
votes
4
answers
5k
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What factors are important for DSLR lenses for shooting video?
I'm about to upgrade my DSLR camera from a Canon XSi (450D) to either a Canon 7D or T3i (600D). I'm largely interested in the video features of the camera. I have several mid/high-end lenses that I ...
- 672
11
votes
5
answers
10k
views
Cheap solution for shooting with multiple (>2) cameras in sync (genlock or LANC?)
I'm doing research into natural phenomena in computer vision, and I'm looking for a method of shooting video from multiple camera angles. It's likely that the subject will move very erratically, ...
- 261
8
votes
6
answers
8k
views
Screen refresh rate above 100 Hz noticeable?
Is a refresh rate higher than 100 Hz still noticeable for the human eye?
Tv manufacturers are still taking these refresh rates to new heights, but is there really a noticeable difference between a ...
- 205
6
votes
6
answers
8k
views
connect 8 projectors together to create a large image
For an experiment purpose i collected 8 projector with 5000 lumens and 1080P resolution.
I need to connect them altogether to create a really large image?
So, should i use 1 computer for each ...
- 161
6
votes
8
answers
305
views
Effects LEDs are uncomfortably bright - can they be dimmed? (Boss ME-70)
I use a Boss ME-70 multieffects unit and its red LEDs are uncomfortably bright. When I bend down to adjust a setting, it's like having a red laser shining in my eyes -- I can't even read the controls. ...
DanB
6
votes
6
answers
20k
views
How to set up a 3-screen video installation to sync correctly?
I need to set up a three-screen HD video installation with sound for a friend's art exhibition. The videos will likely be provided as separate video files, each with a different video but exactly the ...
- 197
6
votes
1
answer
361
views
Video archive solution
We are a community TV station, looking to improve our video archive. Currently we archive our master files on external drives. But to make the archive easier to access, both for saving and re-using, ...
- 61
5
votes
3
answers
3k
views
Does rackmount hardware attach only on the faceplate?
I've just purchased a few simple hardware rackmount devices, and a rack case. I've never set anything like this up before. I've been told that the devices' faceplates are screwed to the rack, and no ...
- 284
5
votes
7
answers
83k
views
Why is Audio and Video out of Sync during recording?
I make a 30 second recording using a webcam on a laptop. When I play the .avi file afterwards, the audio and video are out of step. The sound starts arriving about a second after it should do and gets ...
- 153
5
votes
2
answers
1k
views
What kind of camera do I need to record a moving object in order to do motion tracking?
I have a few markers that I use to make augmented reality pictures for DIY projects. It's working fine when the camera is fixed. Now I would like to use them on a moving object to do basic motion ...
- 213
4
votes
5
answers
436
views
Reasonable hardware for basic video editing?
We have an old duo core Windows XP machine, and it seems to be the case that, when using Adobe Premiere Elements 9, we frequently have situations where the audio and video are out of sync. We will ...
- 151
4
votes
2
answers
2k
views
Should I be concerned about overheating when doing long render tasks?
I bought a new computer recently and I'm very pleased with how quickly and accurately it renders. In my line of work, however, I find that sometimes my queued render tasks add up to more than 20 hours....
- 2,346
4
votes
3
answers
3k
views
What lighting setup is recommended for filming a presenter in front of a TV screen?
i will be filming a presenter in front of a 48" TV with graphics on it. The presenter will be pointing at the graphics at times to explain certain things.
We will be doing this in a tiny studio on a ...
- 41
4
votes
2
answers
852
views
Slow Video Render? incl. New & Old PC Specs
So I've been recording gameplay & posting it on YouTube for a few years now. Primarily using Sony Vegas as it always seemed to be the community standard. Never really had an issue.
Since I built ...
- 141
4
votes
1
answer
6k
views
Physical difference between ISO and gain
I'm trying to understand the difference between gain and ISO in today's photo/video cameras, and haven't found a good explanation even after heavy googling. I know that both ISO and gain are used for ...
- 43