4.5

Table Of Contents
7Compressor User Guide
Whats new in Compressor 4.4.2
Compressor 4.4.2 introduces the following new features:
64-bit architecture
Compressor is now a 64-bit application, which supports larger frame sizes and takes
advantage of all system memory.
Closed-caption enhancements
Compressor now supports SRT subtitles. See Intro to supporting captions in Compressor.
Automatic settings configuration
Compressor now simplifies codec selection for MXF and QuickTime settings by analyzing
other selected properties, such as dimensions and frame rate. See MXF settings in
Compressor and QuickTime Movie settings in Compressor.
Whats new in Compressor 4.4.1
Compressor 4.4.1 introduces the following new features:
Captions and subtitles editing
Import, edit, and then embed closed captions and subtitles in video, in both standard
transcoding jobs and in iTunes Store packages. See Intro to supporting captions in
Compressor and Build iTunes Store packages using Compressor.
Descriptive audio
Add optional voice narration to iTunes Store packages to help visually impaired consumers
understand what’s happening onscreen. See Build iTunes Store packages using
Compressor.
Custom motion menus for Blu-ray and DVD discs
Add user-supplied motion menus (with optional audio) to Blu-ray and DVD discs. See
Disc-burning job actions.
Whats new in Compressor 4.4
Compressor 4.4 introduces new features and enhancements, detailed below.
360° video delivery
Export immersive 360° video in a wide range of formats and styles, saving the video to
your Mac or sharing it on the web. See Intro to Compressor 360° video.