But not all pixel formats are supported by all players. 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.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

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.

Once click on Convert button, the program will do its job automatically.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 For converting QuickTime to MP3, just select 'MP3' from the drop-down list. Here you can set MP4 as the output format and other custom options. Press the Settings button on bottom to open the profile settings window. If you want to edit the video, you can go to the video editor by pressing the Edit menu. Or you can click on the Add File menu to import them from hard drive. Launch the program when you have several QuickTime videos to convert.ĭrag and drop all QuickTime videos to convert into the program. Search for Free MP4 Converter in Mac App Store and install it to your Mac computer. When it comes to the detail, you can follow the guides below.ġ Download QuickTime to MP4 converter from Mac App Store.

It supports lossless conversion and has the capacity to convert multiple videos in batch.

Based on our testing, Free MP4 Converter is the best free way to convert QuickTime to MP4. While many free video converters promise to convert videos and produce high quality output, only a few could achieve such task. How to convert QuickTime to MP4 on Mac for freeįreeware is always attractive.

How to change quicktime movie to mp4