![]() Same as above but also processes audio to be stereo with 48000 sample rateĪdded the aformat (sample rate and channel layout) filter. map "" -map "" -c:v libx264 -c:a aac -movflags +faststart output.mp4 ffmpeg -i 1.mp4 -i 2.mp4 -i 3.mp4 -filter_complex \ Using scale (width x height / resolution), setsar (aspect ratio), fps (frame rate), format (chroma subsampling), and concat (concatenation/joining) filters. ![]() ![]() Since I’m assuming your inputs are going to be arbitrary I recommend using the concat filter instead of the concat demuxer because you’re going to need to perform filtering anyway to conform everything into a common set of parameters and you can do everything in one command. ![]()
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