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Show HN: WTFfmpeg – Natural Language to FFmpeg Translator

ycombiredd

created: July 23, 2025, 4:03 a.m. | updated: July 23, 2025, 12:35 p.m.

wtffmpeg - Natural Language to FFmpeg Translatorwtffmpeg is a command-line tool that uses a local Large Language Model (LLM) to translate plain English descriptions of video and audio tasks into executable ffmpeg commands. Generating command... --- Generated ffmpeg Command --- ffmpeg -i my_video.avi -an -c:v libx264 my_video.mp4 ------------------------------ Execute this command ? In this example, I'll work in interactive mode, but the same principles apply in one-off mode. wtff > reverse the video test_pattern.mp4 --- Generated ffmpeg Command --- ffmpeg -i test_pattern.mp4 -vf " reverse " -c copy output.mp4 ------------------------------ Execute ? --- Generated ffmpeg Command --- ffmpeg -i test_pattern.mp4 -vf " reverse " -c:v libx264 -crf 18 -pix_fmt yuv420p output.mp4 ------------------------------ Execute ?

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