Output with the Dolby Digital codec
| Named metadata parameters | Category | Field | API tag (at stream_assembly\audio_description\ac3_settings) | Default |
|---|---|---|---|---|
| Dialogue Level | D |
Dialnorm
|
dialnorm | Not set |
| Channel Mode | D | Coding Mode | coding_mode | 2/0 |
| LFE Channel | D |
Coding Mode Coding Mode set to “3/2mode with LFE” means LFE is enabled. All other options mean LFE is disabled. |
Disabled | |
| Bitstream Mode | D | Bitstream Mode | bitstream_mode | Complete Main |
| Line Mode Compression | D | No user control | Film Std. | |
| RF Mode Compression | D | No user control | Film Std. | |
| RF Overmodulation Protection | D | No user control | ||
| Center Downmix Level | D | No user control | -3dB | |
| Surround Downmix Level | D | No user control | Not indicated | |
| Dolby Surround Mode | D | No user control | Disabled | |
| Audio Production Information | D | No user control | 0 (does not exist) | |
| Mix Level | D | No user control | Not set | |
| Room Type | D | No user control | Not set | |
| Copyright Bit | D | No user control | 0 | |
| Original Bitstream | D | No user control | 0 | |
| Preferred Stereo Downmix | D | No user control | Not indicated | |
| Lt/Rt Center Downmix Level | D | No user control | -3.0 dB | |
| Lt/Rt Surround Downmix Level | D | No user control | -3.0 dB | |
| Lo/Ro Center Downmix Level | D | No user control | -3.0 dB | |
| Lo/Ro Surround Downmix Level | D | No user control | -3.0 dB | |
| Dolby Surround EX Mode | D | No user control | Disabled | |
| A/D Converter Type | D | No user control | 0 (standard) | |
| DC Filter | EC | No user control | Enabled | |
| LFE Lowpass Filter | EC | When Coding Mode is 3/2, LFE Filter checkbox appears at the far right. | lfe_filter | Disabled |
| Surround 3 dB Attenuation | EC | No user control | Enabled | |
| Surround Phase Shift | EC | No user control | Disabled |
