Скачать или смотреть fastest way to increase volume of mp4 video(without re encoding video) using ffmpeg |

This video shows fastest way to increase volume of mp4 video (without re-encoding video) using ffmpeg | enhance or amplify sound immediately

download ffmpeg from:
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https://ffmpeg.org/

ffmpeg -i video.mp4 -vcodec copy -af "volume=2.0" output.mp4

• -vcodec copy ? Copies the video stream without re-encoding (faster).
• -af "volume=2.0" ? Amplifies the audio by 2x. You can adjust the number (e.g., 1.5, 3, etc.).

link to download .bat script to process multiple files:
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https://www.mediafire.com/folder/0mu3...


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