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Force ffmpeg to select libfdk_aac instead of native aac decoder via C API

I have an audio decoding application written using ffmpeg's C api. This decodes compressed audio and converts them to unsigned 32 bit PCM data. I have libfdk_aac linked to ffmpeg, and ffmpeg is ...
userDtrm's user avatar
  • 111
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1 answer
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Converting data into sound (alphabet into low frequency noises), how can it be done? [closed]

I'm looking to assign a specific frequency to each letter, so that the frequency is sent out for each letter, when processed (whether by key press, or otherwise). Can you set speakers to produce any ...
Henry's user avatar
  • 15
2 votes
2 answers
4k views

FFmpeg and reverb

How to FFmpeg can manage audio channels to create effects such as reverb?
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1 answer
670 views

Voices disappear when using headphones

How do I declare a variable in C? P.S. I have a pair of SteelSeries Siberia headphones. I've noticed that when watching some films the voices are completely silent, yet when I unplug the headset and ...
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1 vote
2 answers
2k views

How to mix MP3's using LAME

I have N MP3 files (N files for example). I need to superimpose, or mix them into one. Is there a special LAME function for performing such an operation?
Rais's user avatar
  • 171
6 votes
3 answers
11k views

How to play a PCM file on an UNIX system?

I'm trying to figure out how to use libmad with C. The trouble is, libmad converts audio files to .pcm files and I'm unable to find a way to play these files. There is no straightforward .pcm player, ...
Cookie Monster's user avatar