Introduction

This page provides a summary of the registered CMAF media profiles for audio codecs. For details on the process, please refer to the general introduction.

Media Profiles for Audio Codecs

CMAF Profile Parameter Media Profile Name Specification Appropriate Codecs Parameter More Information
caac MPEG-4 AAC Profile ISO/IEC 23000-19 Annex A.3 mp4a.40.2 https://www.via-corp.com/licensing/aac/
caac MPEG-4 HE-AAC Profile ISO/IEC 23000-19 Annex A.3 mp4a.40.5 https://www.via-corp.com/licensing/aac/
caac MPEG-4 HE-AAC v2 Profile ISO/IEC 23000-19 Annex A.3 mp4a.40.29 https://www.via-corp.com/licensing/aac/
ceac Enhanced AC-3 ETSI TS 102 366 Annex J ec-3 https://professional.dolby.com/licensing
ca4s AC-4 single stream ETSI TS 103 190-2 Annex H ac-4.x.y.z https://professional.dolby.com/licensing
ca4m AC-4 main ETSI TS 103 190-2 Annex H ac-4.x.y.z https://professional.dolby.com/licensing
dts1 DTS core ETSI TS 102 114 Annex H dtsc https://www.xperi.com/contact-us/
dts1 DTS-HD core+extension ETSI TS 102 114 Annex H dtsh https://www.xperi.com/contact-us/
dts1 DTS-HD LBR ETSI TS 102 114 Annex H dtse https://www.xperi.com/contact-us/
dts2 DTS-UHD Profile 2 ETSI TS 103 491 Annex E dtsx https://www.xperi.com/contact-us/
dts3 DTS-UHD Profile 3 ETSI TS 103 491 Annex E dtsy https://www.xperi.com/contact-us/
cmhs MPEG-H Audio LC Profile Level 1 ISO/IEC 23000-19 Annex J mhm1.0x0B https://www.via-corp.com/licensing/mpeg-h/
cmhs MPEG-H Audio LC Profile Level 2 ISO/IEC 23000-19 Annex J mhm1.0x0C https://www.via-corp.com/licensing/mpeg-h/
cmhs MPEG-H Audio LC Profile Level 3 ISO/IEC 23000-19 Annex J mhm1.0x0D https://www.via-corp.com/licensing/mpeg-h/
cmhm MPEG-H Audio LC Profile Level 1 multistream ISO/IEC 23000-19 Annex J mhm2.0x0B https://www.via-corp.com/licensing/mpeg-h/
cmhm MPEG-H Audio LC Profile Level 2 multistream ISO/IEC 23000-19 Annex J mhm2.0x0C https://www.via-corp.com/licensing/mpeg-h/
cmhm MPEG-H Audio LC Profile Level 3 multistream ISO/IEC 23000-19 Annex J mhm2.0x0D https://www.via-corp.com/licensing/mpeg-h/
casu MPEG-D USAC (xHE-AAC) ISO/IEC 23000-19 Annex K mp4a.40.42 https://www.via-corp.com/licensing/mpeg-h/