Here is how to extract MP3 from FLV files residing in the directory and all its subdirectories:
Code:
find ./ -name '*.flv' -type f -exec ffmpeg -i {} -vn -acodec copy {}.mp3 \;
input.flv.mp3 will be extracted from input.flv
MP3 files will be saved into the same directory.
Shell script for extracting MP3s from FLV files using ffmpeg:
Code:
#!/bin/bash
for i in $(find -iname *.flv); do
filename='basename "$i" .flv'
echo "Extracting MP3 from $i"
ffmpeg -i $i -vn -acodec copy "$filename".mp3