Q:"Is there a program I can use to take an existing .mp4 file, trim start and end time, and overwrite the file without re-encoding it to maintain the quality?" - Bryce from Adobe Forum
Like Bryce, most of you will wonder whether it's possible to cut MP4 without re-encoding, especially when there are lots of large MP4 videos to be trimmed in small size. As is often the case, the output quality is what you should care about most in the process of cutting. Also, you may be dazzled by so many different MP4 cutters in present market. To help you, we will mainly take Joyoshare Video Cutter as an example in this post. It can have a good performance in cutting with no re-encoding video to output in high quality.
Part 1. Learn What Joyoshare Media Cutter Can Do
Joyoshare Video Cutter is a tool that provides you with a comprehensive solution to cut, trim, rotate, crop and edit videos effortlessly. By using it, you can either cut MP4 at up to 60X faster speed without re-encoding or edit MP4 in customized way as you want.
Besides, Joyoshare Video Cutter also develops with built-in video player and editor. You can conveniently preview the imported video to trim needless sections, adjust aspect ratio, add watermark, apply audio or video effect, insert matchable subtitle, etc. There is also no need for you to worry about its compatibility as it's downloadable for both Windows and Mac.
Reasons Why to Choose Joyoshare Video Cutter:
Cut and trim MP4 videos in lossless quality
Convert MP4 to other video format with ease
Extract audio from MP4 at fast speed
Specify resolution, bit rate, codec, etc. for output format