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blender-audio-operators.md

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<< Back to main page Blender Audio Research - uriel Deveaud @2022


🔥 Blender Audio NEW Operators & Properties

A B C D S U

Visualization Features

Operators State Features
Vu-level
Type: VU_audioMeter
- A volume unit (VU) meter or standard volume indicator (SVI) is a device displaying a representation of the signal level in audio equipment.(Wikipedia).
See Research Details
Vu-spectrogram
Type: VU_audioMeter
- A spectrogram is a visual representation of the spectrum of frequencies of a signal as it varies with time.(Wikipedia).
Vu-fourier
Type: VU_audioMeter
- (Wikipedia).
Vu-phase
Type: VU_audioMeter
- Correlator, Stereo Image Tool
Vu-spectral
Type: VU_audioMeter
- Real Time Spectrum Analyzer (RTA)
Vu-field
Type: VU_audioMeter
-
Vu-vectorscope
Type: VU_audioMeter
-
Properties State Features
Master_level_meter -
Strip_level_meter -
Strip_level_meter -

File Features

Transport Features

Operators State Features
Strip_Edit_Play -
strip_Edit_Pause -
strip_Edit_Stop -
strip_Edit_Reverse -
Properties State Features
Strip_Edit_Play -
strip_Edit_Pause -
strip_Edit_Stop -
strip_Edit_Reverse -

Mixbus Ops Types State Features
Mixbus_Bus_Leveler -
Dsp Ops Types State Features
Gain Control - Volume data
Sound Mix - Compute Audio Data Mix Buffer
Audio Filters - LPF, BPF, HPF
Equalizer - Equalization in sound recording and reproduction is the process of adjusting the volume of different frequency bands within an audio signal. (Wikipedia). Multiple options:
  • Single parametric band (very used in studio mastering)
  • Tri-bands , up to 12 bands (fixed freqs)
  • Tri-bands parametric (most common type)
  • etc…
Fixed bands EQ (in case of tri-bands selection):
  • 20Hrz > 500Hrz (-15/+15db)
  • 200Hrz > 5kHrz (-15/+15db)
  • 800Hrz > 20kHrz (-15/+15db)
As well as the gain for that frequencies range, we should have a Q (curve shape for each band), i didnt try with audaspace if the Q will be a constant value, but we can look at.
Compresor/Limiter - Care signals