Audio refers broadly to the information, be it acoustic or electronic, entering, traversing, or exiting some medium.

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217 views

Distorting video with live sound

I am starting an art project that requires to create a program (running on my computer) that can be able to distort the image of the video projected according to the sound/noise that a mic captures ...
2
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3answers
446 views

What are the options for manipulating video in live situation? Kinda like a VJ

I would like to experiment with live videos when I'm playing as a DJ. I'm a windows user but I can migrate to GNU/Linux and I have money to spend on software. I remember trying Virtual DJ's video ...
2
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1answer
36 views

Can't get audio and video speeds to play at original speeds

When I import audio and video from different sources into a project, I can't get them to play at the corrects speeds. For example, if I play the video in vlc player, it plays fine, if I play the ...
2
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1answer
208 views

Nested Sequence that plays fine alone shows up as entirely black in Master Sequence

I'm running Adobe Premiere Pro on a Mac, and after benching a project for a while and now coming back to it, some of the nested sequences will play just fine in their timeline, but show up as audio ...
2
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1answer
754 views

Output via Compressor comes with bad quality audio (no problem via Share of FCPX)

Synopsis I use Compressor to export my FCPX project to h264 .mp4 files. Playing the file I exported today, the audio quality was bad (sounds muffled). This problem appears only in the output via ...
2
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1answer
72 views

what software & How to Synchronize sequence pictures with audio and make it a video just like gif image

I recently went on vacation with my family, and while capturing pictures I took some in sequence like in burst mode, for example, I took 4 pictures while the person turned his head from left to right. ...
2
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1answer
107 views

Gapless audio in video

It's possible to produce mp4/webm videos without sound that loop seamlessly, but if you add sound to the video with matching length it adds a noticeable stutter at the end, even if the audio is ...
2
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1answer
33 views

Audio extraction from video issue

I've extract audio from a mov file. The output (m4a) has the same length of the video, but it starts first. Starting first, audio has a silent space at the end. I tried many different audio/video ...
2
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1answer
437 views

After Effects - Recreate a “distortion” or a special Radial Blur effect / Slowly pitch sound down

I would like to re-create an effect from the game Dishonored. The FX happens when I teleport or when I slow down time, the screen gets some radial blur and a strange kind of distortion at the edges. ...
2
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1answer
2k views

Import .flac to after effects cs6

How can i import a simple .flac audio file to After Effects ? I didn't find one single plugin/presets and answer at adobe site.
2
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1answer
81 views

Sound sync problem

I have a bizarre sound synchronization problem which I am really puzzled with. I recently recorded an interview with the video camera capturing the sound of the interviewed and an external sound ...
2
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1answer
296 views

disabling streams in quicktime movies with ffmpeg

In Quicktime pro you can turn off streams in movies, without deleting the stream. Is it possible to do this with a command line application like ffmpeg? I have a bunch of video files that were ...
2
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1answer
3k views

Certain audio tracks not rendering

I'm not sure the best way to explain the scenario so I'll do my best, please don't hesitate to ask if I'm missing something obvious to help build the picture. My problem is I've edited a video in ...
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1answer
2k views

How to create a new stereo mix from one channel in Premiere pro cs5.5

I have a video with stereo audio, but one channel is completely silent. So the audio only plays on the left stereo. How is it possible to duplicate the left channel and create a new stereo mix for the ...
2
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3answers
60 views

Video (or audio, too) format that stores multiple languages in the same file, but only the parts that are different?

DVDs or similar often offer different dubs of the same movie, TV show, etc. on one disk. Storing a whole different video track (and audio track, too) for a movie seems a bit wasteful, given that the ...
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1answer
62 views

What format and codecs to use for PS3?

i have edited a video with Open Shot. However when exporting and trying to watch via PS3 the results end up unsatisfying. I managed to figure out that the video is displayed fine as MP4 with libx264 ...
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0answers
123 views

Why is audio generated by avconv choppy?

I am using avconv to generate an AV stream, and the video is perfect, but the audio is very choppy using iOS Safari. Can anyone tell me what is wrong with my audio stream that's causing this? When ...
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1answer
36 views

How to precisely synchronise an audio and video track from separate devices?

Yesterday I recorded a full day event with a Panasonic HC-V700 Full HD Camcorder and I also captured the audio with a Zoom H4n Handy Recorder using the audio feed provided by the venue. At the start ...
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1answer
545 views

What are the audio production capabilities in Sony Vegas Pro because I see mostly plug-ins only?

I have read that from the NLE video editors Sony Vegas Pro is better than the competitors in terms of the audio editing capabilities. But using it there still seem to be a limited set. Mostly the ...
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2answers
29 views

Easiest workflow to get better audio when using a DSLR

I'm looking for some information (note: not a product recommendation) for getting better audio when using a DSLR. Generally, the built-in microphones on DSLRs leave a lot to be desired, so ...
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1answer
57 views

App to quickly analyze audio loudness of several video files?

Is there an app for OSX that lets you quickly analyze the loudness of a bunch of video files, shows you the peak and RMS loudness of each file in dBFS (I think dBTP and LUFS would be too much to ask ...
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2answers
168 views

Do I need an attenuation cable between my audio recorder and the RCA out of a DJ's mixing board?

I'm filming a wedding in a couple weekends and I'm double checking everything to make sure that I'm ready. I'm going to be plugging directly into the RCA out of the DJ's mixer board at the reception ...
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2answers
801 views

ffmpeg: mute first 2 seconds in all audio streams

Looking to edit a blip out of the beginning of a video/audio file: How can I use ffmpeg to only edit the first two seconds of the clip so that there's no longer that blip in the audio? How do I ...
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2answers
99 views

Can I use Garageband on Mac to add harmony audio to a video?

I'm thinking... Import my video of me playing guitar and singing, into Garageband. And then add new Garageband audio track with my backing vocal harmony. Will this work?
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2answers
506 views

Audio noise reduction: how does audacity compare to other options?

Audacity's noise reduction filter is pretty good. Before I use it, though, I want to know if I'm missing out on any fundamentally different approaches that may work better. I have some recordings of ...
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2answers
277 views

Cannot mark my video with CC SA licence because Youtube Content ID found 3rd party soundtrack which itself is CC SA licensed

It seems, I'm in a catch-22 situation. I took a song from Free Music Archive website. I was careful to find a song which does not contain No-Derivatives rule. The licence of the song says: Attribution-...
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2answers
11k views

Adobe Premiere not reading audio from .MTS file

I was filming some scenes on my Panasonic SD90 and it recorded them In a AVHC-HD format, .MTS. The problem is, when I import them in through Premier they lose their audio tracks! It plays fine in VLC, ...
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1answer
25 views

Splitting and regrouping stereo's right and left channels (Stereo to Mono)

I have several (rather old) videos of which probably due to an encoding error by their original creator, sound is in stereo, but only coming out of the left side, while the right side stays silent. I ...
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1answer
18 views

Trimming audio source in Adobe Premiere

I want to actually trim out part of my audio in source window. I don't want a sub-clip which seems to be linked to actual full source audio, but rather to modify the source buy cutting out unnecessary ...
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1answer
103 views

ffmpeg audio to visualisation

I would like to "convert" audio to video visualisation (oscilloscope or waveform) sort of like some media players have. I read this thread on how to do so with ffmpeg: How do I turn audio into video ...
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1answer
165 views

ffmpeg command to convert mpeg2 with ac3 audio codec to audible H264/ ProResHQ?

I try to convert a mpeg2 video to mov with codec ac3 but when put ffmpeg -i 1.mpg 1.mov the audio don't convert. ¿Anyone know why?
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1answer
70 views

Y-adapter to record different levels and phantom power

I know that its not uncommon to split an XLR using a Y-adapter when going in to an external audio recorder and setting the levels lower on one input (about -10db lower) so that if the main input peaks ...
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1answer
35 views

If I have the music track and a music+vocals track, is it possible to seperate the vocals?

I have two audio tracks, one contains vocals and has background instrumental music. I also have a second audio track which contains just the straight background music. I would like to know (if it is ...
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2answers
680 views

h.264 Audio Out of Sync in Premiere

I shot some video at an event last night with an ATEM TV Studio and recorded it via USB to my computer. The files themselves play fine with VLC or Windows Media, but when I import them into Premiere ...
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1answer
285 views

Syncing Shogun Footage with PluralEyes?

I can't get my video footage to sync with my audio in PluralEyes 3. Here's what I tried... I shot some interviews today using a Sony a7s and Atomos Shogun. I recorded almost everything through the ...
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1answer
84 views

Is there a standard target level for spoken audio in a tutorial video?

I record a lot of tutorial videos for my work. I don't use background music or sound effects, just a voice over a screen recording. One thing I have noticed is each of my videos (so far) has a ...
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1answer
137 views

What parameters should I select to get a high quality voice .wav file?

I'm trying to generate a high quality .wav voice-over using Microsoft Speech API. What should be the values of following parameters (they are part of this constructor): int samplesPerSecond, int ...
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2answers
234 views

Setup for including commentators in live stream (including monitoring)

I'm currently planning a live stream setup which has to include two commentators. This is a bit of a make shift / low budget production. Our setup will be Panasonic Mixer with 4 SD Inputs to pre-mix ...
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3answers
284 views

Does the Sampling Rate affect the syncing process to a video source?

I have recorded interviews using a point and shoot camera for the video and my android phone with Smart Recorder. The camera records in MOV and is uncompress with mono audio. Then I use my smartphone ...
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1answer
222 views

How to link an audio mp3 file created on soundcloud to your Youtube account

i want create a sound file on soundcloud and bring it to my youtube account. How do i achieve this?
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1answer
37 views

Soundtrack recomendation

I'm building a 1 min tv-ad for a college assignment and I'm looking for a "crescendo" music... something like but not as easily recognized because I don't want to ...
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1answer
21 views

Do Canon DSLRs and Camcorders use the same internal mics?

I don't know much about the topic, but I recently saw a Canon 650D DSLR in action and its internal mic was really good. If I got a camcorder such as the Canon Legria R406 would it use the same ...
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1answer
29 views

What exactly am I hearing from my 5DMkII audio out jack?

I was playing with my shotgun mic on my new 5D Mark II (upgraded from my T2i), and had it plugged into the camera. I plugged some headphones into the audio out of the Mark II and was hearing what I ...
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2answers
213 views

Video Archiving Tool

I'm collecting some video and audio files. I need a tool to create a searchable archive from them that will be able to store video /audio path, meta data (Name, Director, description,...) and tag ...
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1answer
14 views

Sennheiser G3 event audio

So I work a lot filming events making aftermovies. Often my job requires me to get a master out from the mixer or the sound tech and I am at the will of them so to speak with regards to my audio. Rode ...
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1answer
41 views

How can I generate a full waveform from my audio file in After Effects?

There is an effect in After Effects which generates audio waves and spectrums from audio tracks. What I get is the form for a given second. How can I get the full waveform on a single frame ?
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2answers
68 views

After Effects: How to create a sliding waveform

I was wondering how does one create a sliding waveform in After Effects? I know how to do a static one (since there is a simple effect for it) but I have no idea how to do a progressing one that ...
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1answer
154 views

premiere cc: LINK audio and video tracks greyed out

I have multiple audio clips and want to link them to a video clip. I first unlinked the camera audio from the video, then selected the video clips, the cam audio and the external recorded audio clips. ...
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1answer
66 views

why does after effects export without audio?

I have made a simple 4 second long video in After Effects and exported it only to find that it had no audio. I tried changing the file type to .MOV and re-rendered it but now the file had audio but ...
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1answer
336 views

How to set baseline sound volume level before video editing & sound mixing

It is clear from the various sound volume levels of videos out there that the sound volume that the creator perceives may not match most other viewers' volume settings since everyone is listening to ...