Recently I needed to create transcriptions for a number of videos. I decided to use Amazon Transcribe to make it faster for me than typing. I used ffmpeg and S3 to lighten the load. — 1. separate audio from the video file ffmpeg -i input.mp4 -vn -acodec pcm_s16le -ar 44100 -ac 2 output.wav — […]
–Combine video and audio ffmpeg -i ‘video.mp4’ -i ‘audio.m4a’ -c copy -map 0:0 -map 1:0 output.mp4 –Extract audio from video ffmpeg -i input.mp4 -vn -acodec pcm_s16le -ar 44100 -ac 2 output.wav