Compressor 1.5.3 adds the following features:
- Compressor now detects if your device can decode a source video or not and fails gracefully
- Improved the automatic quality adjustment
- Removed unused imports and code

Bug Fixes:
- Fixed vertical video resolution regression from 1.5.2

Added AUv3 sidechain compression support.
New sidechain presets: Duck Hard, Duck Smooth, Pumping House, Vocal Duck.
Improved CPU performance (5-25% reduction).
Enhanced processing efficiency.
Bug fixes and stability improvements.

Enhanced stereo imaging reliability by implementing new stereo-linked compression.