If you are streaming an file, FFmpeg usually expects the metadata (moov atom) to be at the beginning. If the download stream puts it at the end, the process will fail.
const ffmpeg = require('fluent-ffmpeg'); const axios = require('axios'); async function downloadAndProcess(url) const response = await axios( method: 'get', url: url, responseType: 'stream' ); ffmpeg(response.data) .format('mp4') .on('end', () => console.log('Processing finished')) .save('output.mp4'); Use code with caution. Implementation in Python inputstream ffmpeg direct download
If the download speed is slower than the transcoding speed, FFmpeg might think the stream has ended. If you are streaming an file, FFmpeg usually
Use formats better suited for streaming, like MPEG-TS or FLV , or ensure the source file is "faststarted." 2. Buffering Issues If you are streaming an file