Test Goal
|
Demonstrate MUSHRA "Excellent" (80+)
|
Test Methodology
|
MUSHRA
|
Presentation
|
Loudspeaker
|
Content Formats
|
See Test Material, Test 2 table.
|
Content Specialties
|
Switch group with 2 languages that cycles through the languages (item T2_6).
|
Reference
|
See Test Material, Test 2 table.
|
Test Conditions
|
Hidden Reference
3D Audio at 512 kb/s
3D Audio at 384 kb/s
3D Audio at 256 kb/s
Anchor 1
Anchor 2
|
Anchor
|
Anchor 1: original, LP filtered, 7.0 kHz
Anchor 2: original, LP filtered, 3.5 kHz
|
Listening Position
|
Sweet spot
|
Test Items
|
See Test Material, Test 2 table.
|
Bit Rates
|
Three bit rates as shown above
|
Notes
|
All formats in one test
Low Complexity Profile
|
Requirements addressed
|
High Quality
Localization and Envelopment
Audio program inputs: channel-based PCM, discrete audio objects, HOA
Interactivity
|
The following material was used in Test 2.