After OS X Mavericks was announced, many people have installed it for its new features. But some new problems come up at the same time. The files with AC3 audio cannot be played well by QuickTime Player any more. For example, some video files with AC3 audio are played with no sound. That is probably because AC3 audio cannot be compatible to the latest OS X Mavericks. Don't be frustrated. Here you will find a solution to convert AC3 audio to the audio supported by Mavericks, such as MP3.
Pavtube Video Converter for Mac will help you to get it done in an easy way. It will help to complete conversion quickly without any video and audio out of sync issue. You can enjoy the generated video and audio the same as the original ones. And it supports to input various video and audio formats and convert to almost any format you want. Now let's go to the following guide to find how to make AC3 audio playable on Mavericks. Please make sure having downloaded and installed it.
Three steps to do it:
Step 1. Load the files with AC3 audio.
Both AC3 audio files and video files with AC3 audio are supported.
Step 2. Select output audio instead of AC3 audio.
Click "Settings" to adjust the audio parameter.
Tips: To keep the quality as the original videos, you'd better not to change any others settings of output video and audio.
Step 3. Start conversion.
Click "Convert" to start the conversion, and then click "Open" to get the video with subtitle.
Tips: You can also use it to convert to the portable devices and editing tools directly. There are many output formats for you to choose.
It is an all-in-one video converter tool and will help you to convert video from one format to another. However, if you have some DVDs and Blu-ray discs and want to convert them to hard device or portable devices, it is out of its working range. Another integrated iMedia Converter for Mac will give you a hand. And it can handle both various videos and discs including DVD and Blu-ray discs. That is to say it combines Blu-ray Ripper for Mac, DVD Ripper for Mac, and Video Converter for Mac in one. Just go to try it now.
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Source: http://best-tablet-converter.com/2013/07/29/ac3-audio-files-not-working-on-mac-os-x-mavericks/
