Avalon creates multiple derivatives for each file during the transcoding process. The default configuration settings for each media type are given below. These defaults can be re-configured in the Matterhorn configuration files.

Audio

• Medium = 128kbps/44.1khz AAC file
• High = 320kbps/44.1khz AAC file

Video

• Low = 500kbps h.264/mp4 file, 128kbps/44.1khz AAC audio
• Medium = 1mbps h.264/mp4 file, 128kbps/44.1khz AAC audio
• High = 2mbps h.264/mp4 file, 192kbps/44.1khz AAC audio

Skip Transcoding File Requirements

In order to skip transcoding, files prepared for ingest must meet the following codec/format requirements:

• Video - h.264/mp4
• Audio - aac/mp4