Soundmixer
Addicted to Fun and Learning
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- Mar 8, 2021
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First, perhaps you should reduce your sensitivity rather than asking me to take it down a notch! Second, there is no such thing as an Atmos signal. It is called metadata. The metadata tells the renderer where to position the object (that is the easy explanation; it is more complicated than that) based on how many overhead speakers you have. Once again, you are codecsplainin, and once again, I have been mastering and encoding movies on disc since 1998, so there is nothing you can explain to me that I don't already know.First of all, take it down a notch -- I never said Atmos does the pulling. I said an Atmos signal "TELLS" a processor to take overhead cues from a TrueHD core. There is a TrueHD core, in which spatial cues are imbedded, and these are derived from the TrueHD mix when a processor has been configured so that it knows overhead channels are in place. In turn, the AVR/processor reads "Atmos" on the display via the bitstreamed signal from the source.
"Atmos merely tells a processor to "pull" additional overhead cues from the base TrueHD signal; but you're right about Dolby TrueHD being correctly shown when there's no overheads"
Atmos does not tell a processor anything. The metadata within the core track carries the position, movement, automation, and object parameters (large or small object, bass managed or not, limited or not), and the renderer uses all of this data to properly place or move the object into its proper place within a 3D space. The word "pull" is a poor usage in this case, and place or move would be much better.
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