After that, we extract the audio file from an MP4 file and download it via this line of code: output = audio.streams.get_audio_only().download() So to convert this audio file in MP4 file format to an actual MP3 file, we are using this line of code: FFMPEG MP4 to HLS M3U8 TS Streaming. HTTP Live Streaming (HLS) is very popular for live-streaming and on-demand video (VOD) technology by Apple. HLS need HTTP/HTTPS protocol which allows to stream from a regular web server. FFmpeg is multimedia framework used for stream play, decode, encode, mux, demux, stream, transcode and filter. python converting .mp3 to .mp4 Comment . 0 Popularity 7/10 Helpfulness 3/10 Language python. Source: stackoverflow.com. Tags: python. Share . Link to this answer How this Script works : User just need to download the file and run the mp4_to_mp3_converter.py on their local system. Now on the main window of the application user needs to select the mp4 file from the local system using SELECT button which he/she wants to convert to audio. After selecting the mp4 file, user will be able to see the filename I'm trying to create a Flask app that transcribes mp3 files using GCP's speech-to-text and saves the results to Cloud Storage (GCS). (Upload the mp3 file from Vue.js to Flask) In the process, I want to convert the mp3 file selected by the user to a flac file, but I do not want to save it locally and throw it to speech-to-text or save it to GCS. I want to merge an mp3 and an mp4 in python, if possible with the moviepy library. But my mp4 video got some sound in it, so i want to delete this sound before. Stack Overflow from moviepy.editor import * def MP4ToMP3(mp4, mp3): FILETOCONVERT = AudioFileClip(mp4) FILETOCONVERT.write_audiofile(mp3) FILETOCONVERT.close() VIDEO_FILE_PATH = "/Full/File/Path/ToSong.mp4" AUDIO_FILE_PATH = "/Full/File/Path/ToSong.mp3" MP4ToMP3(VIDEO_FILE_PATH, AUDIO_FILE_PATH) # MoviePy - Writing audio in /Full/File/Path/ToSong.mp3 Using Popen is good if you want to run multiple programs. The program given below runs multiple instances of ffmpeg in parallel to convert lots of videos (e.g. from a camera or phone) to MP4 format. #!/usr/bin/env python3 # vim:fileencoding=utf-8:ft=python # # Author: R.F. Smith # Last modified: 2015-09-22 21:41:17 +0200 1 Answer. Sorted by: 18. Just combine them: ffmpeg -i big.mp4 -b:v 1M -g 60 -hls_time 2 -hls_list_size 0 -hls_segment_size 500000 output.m3u8. Note that you're transcoding the video twice in your current workflow. Since the 2nd command hasn't set video codec option to copy, it gets transcoded again - in CRF mode with value 23. B2rjaL.

how to convert mp4 to mp3 python