Questions tagged [ffmpeg]

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8 questions with no upvoted or accepted answers
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4
votes
2answers
2k views

Repair audio file without header

We recorded the audio of a rather long meeting of a couple of hours on a phone. Someone forgot to turn off sound recording at the end of the meeting and the phone must have turned off due to low ...
2
votes
1answer
239 views

Reasonable compressor settings for radio and podcasts

I am moving from software engineering to audio production. I read a good deal about audio editing (mostly from Transom.org) and I want to produce audio for both radio at -24 LUFS and podcasts at -16 ...
1
vote
0answers
136 views

How to use a jack route as a single audio-filter with ffmpeg

I have configured Ardour and there, An audio track takes input from a Jack-Sink device Applies some effects by using some Aux-Send Outputs the final audio to Master which is a Jack-Client Now, I ...
1
vote
0answers
92 views

ffmpeg silenceremove on 2 track audio

Is there any way to use silenceremove on file with 2 audio tracks, to trim silence only when the silence is on both audio tracks? File info: .mp4 with 2 stereo audio tracks(aac) I've already tried ...
1
vote
0answers
1k views

Intelligent downmix of stereo to mono

Is there a technique for intelligently downmixing stereo to mono with FFmpeg or similar? As we know, a signal phased between the left and right channels can cancel each other out when mixed together. ...
0
votes
1answer
35 views

Split audio by frequency

I would like recode wav files from stereo to 4 channels - front channels with low frequencies and back channels with high frequencies only; to store wav files on DLNA server and play on receiver in bi-...
0
votes
0answers
28 views

Can the ffmpeg `loudnorm` extension be used to guarantee a maximum volume in an audio file?

I'm looking at a way to ensure an audio file doesn't ever get too loud, but I do not want to change the samples if it is under a given threshold. For example, I would like the file to have a maximum ...
0
votes
0answers
30 views

How to create a sense of motion in stereo audio

I have a :15 mono audio file of a car driving by. What I would like to do is use that as the input to create a stereo audio file where the sound 'moves' from left speaker to right for better realism. ...