Audio Transcoding

The topic provides examples for transcoding an audio file.

The following code block shows the example in different scenarios.
  • Transcode from WAV to AAC: 
    ffmpeg -i test1-16k-32b.wav -acodec aac test1-16k-32b.aac
  • Transcode from WAV to MP3: 
    ffmpeg -i test1-16k-32b.wav -acodec libmp3lame test1-16k-32b.mp3
  • Transcode from WAV to OGG Vorbis: 
    ffmpeg -i test1-16k-32b.wav -acodec libvorbis test1-16k-32b.ogg
  • Transcode from WAV to FLAC: 
    ffmpeg -i test1-16k-32b.wav -acodec flac test1-16k-32b.flac
  • Transcode from sample rate 16 K to 32 K: 
    ffmpeg -i test1-16k-32b.mp3 -ar 32000 output-test1-32k-32b.mp3
  • Transcode from 2-channel to 1-channel: 
    ffmpeg -i test1-16k-32b.mp3 -ac 1 output-test1-16k-32b-ac1.mp3
  • Transcode bit rate: 
    ffmpeg -i test1-16k-32b.mp3 -ab 128k output-test1-16k-32b-ab128k.mp3