Table B.13 Audio Pass-thru Specification
Source Coding Standard Max Instance per VCM Weight
SDI LPCM 4 25
SDI Dolby E 4 25
SDI or IP Dolby Digital 8 5
SDI or IP Dolby Digital Plus 8 5
SDI or IP MPEG 1 Layer II 8 5
B.3.7.3 Decoding
Table B.14 Audio Decoding Specification
Source Coding Standard
Coding Modes
Supported
License
Max Instance
per VCM
Weight
SDI LPCM N/A License-free 8 0
SDI Dolby E N/A AVP/SWO/DOLBYE/DEC 2 20
SDI or IP
MPEG-1 Layer II
Mono License-free
4
10
Dual Mono
Stereo
Joint Stereo
SDI or IP
Dolby Digital
Mono AVP/SWO/DOLBY/AC3/DEC
4
15
Stereo
Surround 5.1
SDI or IP
Dolby Digital Plus
Mono AVP/SWO/DOLBY/AC3/DEC
4
15
Stereo
Surround 5.1
SDI or IP
AAC-LC
Mono License-free
4
20
Stereo
Surround 5.1
SDI or IP
HE-AAC
Stereo License-free
4
20
Surround 5.1
B.3.7.4 Preprocessing
The audio preprocessing is performed in the PCM domain immediately prior to
encode. Preprocessing is not possible on pass-thru.