Niconico To Wav //top\\ Link

: Once you have the MP4 file, you need to extract the audio.

(Windows: use PowerShell or a for loop in cmd.) niconico to wav

Niconico sometimes serves dash audio (separate video and audio streams). Use youtube-dl -f bestaudio to fetch only the audio stream, or ffmpeg -i video.mp4 -vn -acodec copy audio.aac . : Once you have the MP4 file, you need to extract the audio