![]() ![]() ![]() See FFmpeg Wiki: H.264 and FFmpeg Wiki: AAC for more info, including CPU time vs. After encoding completes it moves a chunk of info from the end of file to the beginning so it can start playing faster when viewing via download. -movflags +faststart same as the Web Optimized option in Handbrake.yuv420p is the most compatible and universally supported. Step 3 Click Convert button to select the output folder to save the converted MP4 file and start conversion. Step 2 Select output format as MP4, then click the Settings icon besides the video file to adjust video settings as per your need. But not all pixel formats are supported by all players. Step 1 Visit the free VLC to MP4 online video converter site and click Add Files to Convert button. libx264 supports many pixel formats and by default will choose a pixel format that most resembles the input. -vf format=yuv420p chooses YUV 4:2:0 pixel format.-c:a aac choose encoder aac to output AAC audio.-c:v libx264 choose encoder libx264 to output H.264 video.Adjust the export settings as required (we suggest a 1080p resolution for most uses). Now click File in the top menu, and select Share > File. Now that the file has been imported, click on it, and a yellow box should appear around it. This will convert the MOV to H.264 video and AAC audio: ffmpeg -i input.mov -c:v libx264 -c:a aac -vf format=yuv420p -movflags +faststart output.mp4 Find and click on the file you want to convert, then click Import Selected in the bottom-right corner. Audio formats compatible with MP4 include: AAC, MP3 (playback support depends on player), Opus (new format, so not universally supported).Video formats compatible with MP4 include: H.264, H.265/HEVC, AV1 (new format, so not universally supported), MPEG-4 (old format, not supported in HTML5).If you only care about local desktop usage, you can leave that out. ![]() -movflags +faststart makes an output file that usable for HTML5 streaming, for example, putting all the necessary info to begin playback at the start of the file.Stream copy ( -c copy) is like a "copy and paste" so the quality is preserved and the process is fast.You can stream copy if the MOV file contains video and audio that is compatible with MP4: ffmpeg -i input.mov -c copy -movflags +faststart output.mp4 ![]()
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