MP3 export/encoding uses the LAME MP3 Encoder and is unaffected by this change. MP3, M4A, FLAC etc) now uses AVFoundation instead of QTKit. AVFoundation is Apple's recommended replacement framework.Īll compressed audio file decoding (eg.

As part of the transition from 32-bit to 64-bit technology in macOS 10.15 Catalina, Apple has dropped support entirely for QTKit.Īs of Live version 10.1.2, Live now uses AVFoundation for MP3 decoding, video playback and video export. Up to and including Live version 10.1.1, Live uses QTKit (Quicktime) on macOS. Please check our dedicated about using Video on 64-bit Live (Win). On Windows OS, the 64-bit version of Live does not utilize QuickTime. When using video in the 64-bit version of Live, you'll need to install additional codecs. Decoding audio and video in the 64-bit version of Live Note that Quicktime is not available on later versions of Windows because it's not supported on Windows by Apple any longer. New versions of Windows since 2009 have included support for the key media formats, such as H.264 and AAC, that QuickTime 7 enabled. In case QuickTime isn't installed, to encode compressed audio files, Live utilizes Microsoft's DirectShow, which is pre-installed on Windows computers. Windows 7įor performance reasons we recommend to install QuickTime on Windows 7 when working with compressed audio files or video in Live 32-bit. To make sure that QuickTime is up to date, please use the system's software update functionality. On Mac computers QuickTime is pre-installed and can't be removed or reinstalled.

Quicktime is used to decode compressed audio and video files, as well as render exported video files on Mac (32/64-bit) and on Windows 7 (32-bit) Mac

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