More information on how to cut or extract videos on Avidemux can be read here - Simple cutting on Avidemux. You can now either delete this portion or click save to just extract and save this portion of the video. This will select the portion of video between the 2 keyframes. As mentioned: quicktime refuses to play my avis,so this existing question on how to trim using quicktime doesnt help me. To select a portion of video between keyframes, use the UP and DOWN arrow keys on your keyboard to find the first keyframe of the video portion, and click the [B button on Avidemux. And on top of that, audio isnt in sync when avidemux is playing my AVIs - so I doubt that avidemux cutting the video would give me a correct file in the end. To ensure that you don't have to re-encode a video when you delete some some portions of it, just make sure that you select and delete the portion of video between two I-frames.Īvidemux makes finding keyframes or I-Frames very easy - just open the video in it, and use the UP or DOWN arrow keys to move between keyframes.
H.264 and H.265 encoded videos have certain complete frames ( keyframes) that are called I-frames or Intra Frames.
This can be done by pressing the open button located on the upper left, or by navigating the file menu and. It's also free, open source and available for Windows, macOS and Linux. H.264 and H.265 encoded videos have certain complete frames ( keyframes) that are called I-frames or Intra Frames. First thing is to load the video you want to edit. It's also free, open source and available for Windows, macOS and Linux.
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