Due to the increasing popularity of HTML5 video, many music videos and concert videos downloaded from the web are saved in .webm video container format that commonly encapsulates Vorbis or Opus audio streams, which are not widely supported by some devices. In this case, it's a good option to convert WebM to M4A audio format for both great sound quality and compatibility. Compared with those online video converters, a desktop WebM to M4A converter, no doubt, is more efficient and productive.
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If you're entangled in FFmpeg WebM to M4A command lines, operation steps, or conversion efficiency, HD Video Converter Factory Pro, a GUI-based video/audio transcoder, can save you all the troubles, which provides a hassle-free way to help convert a bunch of WebM videos to M4A audio files in batch mode. Most importantly, you can handle this program without any difficulty due to its self-explanatory interface and design. Next, I'll guide you through the process.
Install and launchInstall and launch HD Video Converter Factory Pro and open "Converter". Click "Add Files" or "Add Video Folder" button or just execute a simple drag-and-drop to import your multiple WebM video files. You're able to play each WebM video with the built-in media player by clicking each "Preview" button after loading up for a while.
In addition to "Converter", you can explore more practical features in the four additional modules ("Downloader", "Recorder", "GIF Maker" and "Toolbox").
To convert WebM to M4A, click the "Format Profile" on the right side to unfold all 500+ configured presets consisted of mainstream video/audio formats and hot devices. Head over to "Audio" category and select "M4A" profile to convert WebM to AAC M4A format.
As you may know, M4A is a MPEG-4 audio file format that always contains either Advanced Audio Coding (AAC) codec or the Apple Lossless Audio Codec (ALAC). So, you can also select "ALAC" profile to convert WebM to ALAC M4A format. By the same token, it's just a one-click to convert WebM to MP3, WAV, OGG and other popular audio format.
For experienced users, click "Parameter settings" button underneath the "Format Profile" to open a new window, where you can modify basic audio settings, including change audio bitrate, audio encoder, switch channel mode, alter sample rate and decrease/increase audio volume. Click OK to save your changes. BTW, this program also allows you to cut, trim, split audio and splice music files together.
All set? Click the "Inverted Triangle" icon at the end of the "Output folder" box to choose a destination directory. At last, press the big "Run" button to convert WebM to M4A in batch mode.
This program will undoubtedly give you a satisfactory result. What's more, it's far beyond a simple WebM to M4A Converter, but an all-in-one video/audio processing toolkit. Hopefully, HD Video Converter Factory Pro could be of some help to your video downloading, recording, compression, editing and conversion.