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12
votes
4answers
288 views

Vuvuzela silencing techniques

Last year's soccer World Cup in South Africa brought about many vuvuzela silencing tools. What are the characteristics of vuvuzela noise that allow it to be silenced? What are some of the common ...
7
votes
2answers
233 views

Why doesn't an FFT pitch filter fully 'mute' the selected pitch range?

While editing a song, I tried to cut out the bass drum by applying a high-pass FFT filter, i.e. filtering out the low pitch of the bass drum. This resulted in the drum sound being severely quieted, ...
7
votes
2answers
299 views

Convolution matrix for converting 1080i to DVD?

It's pretty common to shoot in HD but deliver on DVD. This requires a reduction in resolution from 1920x1080 to 720x480 (for NTSC). If you just interpolate and throw away pixels, you get bad aliasing ...
6
votes
1answer
374 views

Audio tweaks pre-encoding for high quality MP3 output

I run an internet radio station. We encode our audio into MP3 at 128kbit, joint-stereo 44.1kHz, with LAME. Obviously there are limits to the quality that can be achieved with this bandwidth... ...
5
votes
3answers
583 views

Low Pass Filter?

I've constantly heard about the Low-Pass (or High-Pass) filter, but I am confused. I read that it works on cancelling out certain frequencies that are below (or above) a certain threshold. However, ...
4
votes
6answers
989 views

How do I filter a voice recording to sound like a NES game sample?

The style that I am shooting for can be heard on this video: http://www.youtube.com/watch?v=nZlPiehYpVM at 2:18 ("Blades of Steel") I have tried playing with equalization, hi-pass/low-pass, and ...
4
votes
5answers
675 views

How to amplify mans voice in a noisy recording?

There is a party and as usual people are grouped. We have 2 groups - in first there is a woman who is telling a story at the moment. In second, there is a man, telling interesting anecdote. We have 7 ...
4
votes
1answer
161 views

Sending different ranges of frequencies to separate channels?

How would I send specific ranges of frequencies to different channels like the example I made in photoshop below? Right now I'm using FL Studio 9.7
4
votes
1answer
51 views

How can I accurately immitate this Picasa filter with Premiere's color correction filters?

I'm trying to color-correct a video I'm working on. This is an example frame from the footage: Since I'm a newbie and pretty clueless about good-looking color correction, I've tried playing around ...
2
votes
1answer
124 views

What microphone is used in these videos?

What microphone (and mount) does this girl use in her videos? Examples: ...
2
votes
2answers
34 views

specifics of clipping distortion perception

Why clipped sound perceived like someone is pouring sand on drum's membrane? It feels like it happens on specific frequencies and not totally random. Which maybe means it can be filtered? Can we ...
1
vote
3answers
512 views

Microphone/Extras for video-tutorials/screencasts

For making video-tutorials/screencasts, what is a good, yet affordable microphone and what additional extras do I need? The tutorials will revolve around programming, so things to consider might be ...
1
vote
3answers
538 views

Looking to intentionally distort video

I am looking to intentionally distort a video file. Filters and effects are not really doing it for me, they are simply too generic or predictable over the course of a 2-3 minute video. I am looking ...
1
vote
1answer
221 views

Paper camera software filters for post-production?

I have downloaded an android app called Paper Camera that provides real time camera filters such as a variety of 'sketch' and cartoony feels. I find especially interesting their filters 'Contour', ...
1
vote
0answers
127 views

Low Pass Filter? [duplicate]

Possible Duplicate: Low Pass Filter? I've constantly heard about the Low-Pass (or High-Pass) filter, but I am confused. I read that it works on cancelling out certain frequencies that are ...
0
votes
2answers
35 views

“Chiptunify” a wave file - possible?

I got several music in flac format (which I can convert around) but the thing is this: is there some sort of filter that can "alter" the sounds in some ways to make it sound like chip tunes? For ...
0
votes
2answers
52 views

how to remove sound clipping in existing record [duplicate]

I have an old record that has some clipping effect that happened during recording. This is a song, so i can't just cut out all frequencies probably ... is there any smarter way around to get rid of ...