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Questions tagged [noise]

Unwanted sound, as opposed to "signal", meaning desired sound, as in "signal-to-noise ratio"

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0answers
9 views

Horizontal noise on RCA capture

I'm trying to record some Wii footage using a Silvercrest capture card. I've managed to get the drivers working and recorded a snippet via an RCA A/V cable. However, there's a weird kind of noise - ...
0
votes
1answer
18 views

Noise (from autofocus?) during Video on DSLR

I have a Canon 6D Mark II and am shooting video with a Canon EW-83H lens. The videos come out great but are plagued by audible creaking and clicking sounds during playback. My guess is that this noise ...
0
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1answer
12 views

Getting audio components from two audio streams to remove noise

As a computer scientist, I know that it is possible to decompose two signal streams (such as audio) using the SVD (Singular Value Decomposition), to get the most natural bases for the signals. This ...
1
vote
2answers
295 views

Why videos taken in the dark has color artefacts (noise)?

can someone tell me, why videos (taken in low light place) has noise (or i dont know what to call that, the pixels playing/blinking continuously) , for example: My ...
5
votes
3answers
81 views

How to avoid noise when filming dark red

I saw a brilliant thread talking about why the colour red is noisy in post: Why does the color red always appear pixelated on TV and videos on the PC? I found this incredibly helpful in ...
4
votes
2answers
88 views

I want to add video noise/grain based on an audio track?

Does anyone know of a plugin that would allow me to add video noise that is based on an audio track ? Anything at all that would let me do this would be fantastic.
1
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0answers
151 views

How to create a loop with fractal noise in AE , (offset turbulence )? [duplicate]

I'm trying to create a loop for footage (fog), however could only create through loop "evolution options," looked tutorials on the internet, but none teaches how to create a loop using the "offset ...
1
vote
1answer
34 views

Is in-canera noise reduction useful for video?

I've read different opinions online, but they always seem to talk about stills. So, is NR useful for shooting videos? Or does it mess up with the image too much? I'm shooting on a Panasonic Lumix G7, ...
0
votes
1answer
85 views

Lighting/Lens Tips for DSLR Noisy Video

Canon EOS SL1/100D using the kit lens 18-55 f/3.5 - 5.6 I am trying to film indoor videos using the DSLR as it's image quality for stills is so much better than anything else I own (iPhone, really...)...
5
votes
1answer
119 views

Add noise to video while maintaining compressibility

I'm creating a promotion video that has to be uploaded to YouTube and Vimeo. In post-production (using Final Cut), I've added a noise for aesthetic purposes. This noise looks really bad on YouTube ...
1
vote
2answers
3k views

How Can I Reduce Noise On a 5D Mk3?

The internet is full to bursting with comparisons of noise on the 5D Mk3 at different ISOs, but there is next to nothing about how to reduce noise or work with it / around it. I am experiencing noise ...
2
votes
3answers
4k views

Microphone suggestions or software to avoid background noise in audio

I am afraid this is a bit off topic but I really need to find a microphone recommendation to record home videos without background noise. If this site is not the place and there is a site for ...
0
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1answer
213 views

Audio noiseless video becomes noisy after importing in windows movie maker

I am getting a problem whenever I import a video having formats in wmv & avi in windows movie maker, the audio becomes noisy I dont why it is happening may be is it the bitrate issue or something ...
2
votes
2answers
166 views

Minimising image noise within the recording of indoor office environments

Background I have a Panasonic HDC-HS700 camera that I am using to record indoor office scenes. The scenes are illuminated predominantly by fluoro lighting, with little natural light, however there ...