Or you can only add the MP4 video to the timeline of iMovie as a video track, instead of an audio track. But the weird thing is that iMovie will reject to import some MP4 files.

As Apple's own proprietary video editing software that is only available for Mac and iOS, iMovie is surely one of the supporters of MP4.

It is no exaggeration to say that MP4 is the most widely used video format accepted by 99% of video hosting sites, media players, and electronic devices. How do I get sound working? CODEC? File Conversion? ' However, when i import the MP4 file into iMovie to edit, the video comes in fine, but sound is gone. My iMac can read the mp4 file and play back sound and video fine with VLC app. 'My car has an onboard video recorder that captures video onto an SD card containing the resulting MP4 files.

Video Trimmer Mac version can trim MP4, MOV, etc video on Mac OS X Yosemite, Mavericks, Mountain Lion, Lion, Snow Leopard, Leopard, Tiger and etc.To Fix iMovie MP4 File Import Failure - Follow the Troubleshooting Guide Below.

Besides trimming video or audio files, this powerful Video Trimmer also has the other editing function like crop, merge, split, add or remove subtitles, edit or extract subtitles, watermark,Įffect, compress, decrease or increase video, audio volume, and etc.

Trim video as well as convert to other video or audio format, trim audio as well as convert to other audio format.

Trim video without reencoding trim audio without reencoding.

Extract audio from video and then trim a desired segment with only audio.

Acting as the Audio Trimmer, iDealshare VideoGo can trim MP3, WAV, FLAC, OGG, WMA, M4A, CAF, VOC, AIFF, APE, DTS, Opus, AU, RA, 3GA, AAC, AC3 and etc.

Acting as the Video Trimmer, iDealshare VideoGo can trim MP4, MKV, AVI, MOV, WMV, FLV, VOB, WebM, MPG, WTV, ASF, RMVB, AVCHD, MXF, DV, Apple ProRes, MPEG-1, MPEG-2 and etc.

Without reencoding (not change the original format), which will highly speed up the video trimming process, in the meanwhile, maintain the original video quality. What's more, iDealshare VideoGo can trim videos IDealshare VideoGo is an user-friendly Video Trimmer, which supports trimming almost all kinds of videos as well as audios on Mac & Windows.

Mac edit mp4 file