发明名称 |
AUDIO ENCODER AND DECODER WITH PROGRAM INFORMATION OR SUBSTREAM STRUCTURE METADATA |
摘要 |
An audio processing unit (APU) is disclosed. The APU includes a buffer memory configured to store at least one frame of an encoded audio bitstream, where the encoded audio bitstream includes audio data and a metadata container. The metadata container includes a header and one or more metadata payloads after the header. The one or more metadata payloads include dynamic range compression (DRC) metadata, and the DRC metadata is or includes profile metadata indicative of whether the DRC metadata includes dynamic range compression (DRC) control values for use in performing dynamic range compression in accordance with at least one compression profile on audio content indicated by at least one block of the audio data. |
申请公布号 |
HK1217377(A1) |
申请公布日期 |
2017.01.06 |
申请号 |
HK20160105352 |
申请日期 |
2016.05.11 |
申请人 |
Dolby Laboratories Licensing Corporation |
发明人 |
RIEDMILLER, Jeffrey;WARD, Michael |
分类号 |
G10L |
主分类号 |
G10L |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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