Dolby Digital - Dolby Technologies in Packaged Media Formats

Dolby Technologies in Packaged Media Formats

HD DVD Blu-ray Disc DVD-Video DVD-Audio Laserdisc
Codec Player support Channels (max) Max bit rate Player support Channels (max) Max bit rate Player support Channels (max) Max bit rate Player support Channels (max) Max bit rate Player support Channels (max) Max bit rate
Dolby Digital Mandatory 5.1 448 kbit/s Mandatory 5.1 640 kbit/s Mandatory 5.1 448 kbit/s Optional in video zone for playback compatibility on DVD-Video players 5.1 448 kbit/s Optional 5.1 384 kbit/s
Dolby Digital Plus 7.1 3 Mbit/s Optional 7.1 1.7 Mbit/s
N/A
Dolby TrueHD 8 18 Mbit/s 8 18 Mbit/s

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