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Questions tagged [audio-converter]

Audio conversion software converts audio file formats from one form into another (for example, from FLAC into MP3). Many include the ability to select encoding parameters for each of the output file formats selected to obtain Voice, CD, Telephony and Radio quality sound.

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How to Encode AAC data from PCM data in iPhone SDK? (iphone dev/Audio)

I guess "AudioConverterFillComplexBuffer" is the solution. But I don't know this way is right. +1. AudioUnit initialize AudioUnit : "recordingCallback" is callback method. the output format is PCM. record to file.( I played the recorded file). +2.…
workingman317
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How to convert PCM audio stream for online play

I have access to an audio stream of PCM audio buffers. I should be clear I do not have access to the audio file. I only have access to a stream of 4096 byte chunks of the audio data. The PCM buffers come in with the following format: PCM Int…
William Rosenbloom
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Convert .pcm file to .wav file

I need to convert .pcm to .wav file in my Android application. PCM audio recordings are raw digital audio samples. Previously, an PCM audio file was recorded with a sampling frequency of 16000, in single-channel mode(channelConfigurationRecord =…
Антон Сикора
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Convert mp3 to wav on Android

There seem to be a lot of questions regarding the inverse wav to mp3 conversion, but none to go the other way. My situation is that I can use steganography to embed data in wav files. I can convert these to ogg and back (the steganography is format…
fredley
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midi2audio/FluidSynth: [WinError 2] The system cannot find the file specified

I am using the python package midi2audio to translate a midi file into a WAV. Running: filepath = 'C:/Users/Jack/Documents/GaTech/Research/Code/Data/Midi/C4/test12.mid' soundfont = 'C:/Users/Jack/Downloads/weedsgm3.sf2' fs =…
J Houseman
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What does the argument -ab in ffmpeg mean?

From someone I received a batch file that can do ffmpeg conversion using 2 command arguments. Let's say the file is called convert.sh and only contains this line: ffmpeg -ss 0 -t 36000 -i "$1" -ar 8000 -ab 16K -ac 1 -y "$2" I call it as follows: sh…
Lewistrick
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SOX in iPhone For Audio Conversion

I want to implement conversion of .caf file to any other format of audio. I heard about sox. But i did not find any suitable reference or any code about how to implement it. Anyone having an idea??
Mansi Panchal
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ffmpeg audio voices only on right side

I am converting some high quality movies to lower quality with this command: ffmpeg -i video.mp4 -vcodec libx265 -crf 28 output_video.mp4 The output result causes that (in some cases) audio of voices are only reproduced on the right side of the…
xavi
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ffmpeg error "output file #0 does not contain any stream" with FORFILES

I'm trying to convert all the songs in a folder from flac to alac. All the files in the folder are flac. What I'm writing: FORFILES /M *.* /C "ffmpeg -i @fname.flac -c:v copy -c:a alac @fname.m4a" And the error: ffmpeg version…
shadybusiness
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PyDub : Can't Save file in a different directory properly

I have been using this code to convert 10 .wav files in .mp3 song_dir = 'Desktop/Song_test/*wav' song = glob(song_dir) print(song) for song in song: mp3_song = os.path.splitext(song)[0] + '.mp3' sound = pydub.AudioSegment.from_mp3(song) …
Astrian_72954
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I want to convert my 3gp audio file to .wav formate

I want to convert my 3gp audio to .wav format. I used ffmpeg to convert that one. In that it is showing success not getting any error. But i am unable to get the final output file. Please help me to solve this issue. Here is my code. sampleDir =…
v teja
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Is there any way to convert .mp4 format audio to .wav format just in memory?

I'm developing a WPF application, where I have to play audio. I receive the audio data in .mp4 format (in a byte array) and the only restriction is that I can't write it out to the hard disk. I found couple of solutions for playing the .mp4 format,…
Attila Szász
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FFmpeg file conversion formats and file extensions

I hope someone knows a link to point me to here. I'm converting different video and audio formats using ffmpeg. I want to only let files with file extensions be converted that are supported by ffmpeg. The supported formats are found here:…
Akku
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Can't use sox to convert batch wav files

The following commands I use to convert batch wav files to single file. sox $(find . -iname '*.wav') out.wav Or sox -m $(cat ../namewav.txt) output.wav here namewav.txt is the list of all wav file names. These commands used to work for me…
Tahlil
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Xamarin. convert audiofile to mp3 for iOS

I have a problem with converting audio file from wav to mp3. My app records voice and saves audiostream to user_audio_raw.wav. After that i try to convert this file to mp3 format: var asset =…
Fr2eman
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