4.2

frame at an edit point to ensure higher image quality at that
moment in the video. Edit/cut markers appear red in the
Compressor preview area.
Podcast markers: Like chapter markers, Podcast markers can
have artwork and a URL assigned to them. Podcast markers
are usually used to provide a slideshow (with URLs) for users
to view when playing audio podcasts. However, podcast
marker names do not appear in the slideshow, and users
cannot navigate to a podcast marker in the transcoded file.
Podcast markers appear purple in the Compressor preview
area.
Matrix stereo A stereo downmix of a surround track for playback
on a device with only two speakers; matrix stereo can also be
decoded to play the full surround mix on a surround-capable
playback device.
MP3 Refers to the MPEG-1 or MPEG-2 Audio Layer 3
compression standard and file format. Like AAC, MP3 uses
perceptual audio coding and psychoacoustic compression to
remove superfluous information that the human ear doesn’t hear.
Output row In Compressor, an output row in a job contains the
instructions used for transcoding a source media file. An output
row includes a setting (shown on the left) that specifies properties
defining how to transcode the source media file, a location (shown
in the middle) where the transcoded file will be saved, and a
filename (shown on the right) for the transcoded file.
QuickTime The cross-platform multimedia technology that allows
OS X and Windows applications to capture and play back video,
audio, and still-image files.