DSP Programming Fundamentals for AV Professionals: Complete Guide
Digital Signal Processing (DSP) forms the backbone of modern AV systems, yet many technicians find it intimidating. This comprehensive guide will transform you from DSP novice to confident programmer, covering everything from basic signal flow to advanced matrix routing across major platforms including Biamp Tesira, QSC Q-SYS, and Symetrix.
Table of Contents
- What is DSP and Why It Matters
- Signal Flow Fundamentals
- Common DSP Blocks and Functions
- Programming Basics for Major Platforms
- Creating Custom Presets
- Acoustic Echo Cancellation Setup
- Automixing Configuration
- Matrix Routing Concepts
- Testing and Commissioning
- Advanced Programming Techniques
What is DSP and Why It Matters
Understanding Digital Signal Processing
Digital Signal Processing (DSP) is the mathematical manipulation of audio signals in digital form. Unlike analog processing, DSP offers precise control, repeatability, and the ability to implement complex algorithms that would be impossible with analog circuitry.
Key Benefits of DSP in AV Systems:
- Flexibility: Modify signal processing without changing hardware
- Precision: Exact parameter control with digital accuracy
- Consistency: Settings remain stable over time and temperature
- Scalability: Handle multiple channels with a single device
- Remote Management: Configure and monitor from anywhere
Why DSP Skills Are Essential
Modern AV systems rely heavily on DSP for:
- Audio routing and mixing
- Echo cancellation for conferencing
- Feedback suppression
- Room acoustics correction
- Networked audio distribution
- Integration with UC platforms
Industry Statistics:
- 85% of corporate AV installations include DSP components
- DSP-skilled technicians earn 30% more than general AV installers
- Complex DSP programming reduces system commissioning time by 40%
Signal Flow Fundamentals
Understanding Audio Signal Path
Before diving into programming, you must understand how audio flows through DSP systems. Think of signal flow like water through pipes – each processing block either modifies, routes, or controls the audio "flow."
[Input] → [Processing Blocks] → [Routing Matrix] → [Output Processing] → [Output]Basic Signal Flow Concepts
1. Input Processing
Every DSP system begins with input processing:
Microphone → Preamp → A/D Converter → Input Processing BlockCommon Input Processing:
- Gain adjustment
- Phantom power control
- Input metering
- Signal presence detection
2. Signal Processing Chain
Audio passes through various processing blocks:
Input → EQ → Compressor → Gate → Delay → Matrix Router → Output3. Output Processing
Final stage before reaching speakers or recording devices:
Processing Chain → Output EQ → Limiter → D/A Converter → AmplifierSignal Flow Best Practices
- Keep It Simple: Start with basic routing, add complexity gradually
- Monitor Signal Levels: Maintain proper gain structure throughout
- Document Everything: Create clear signal flow diagrams
- Test at Each Stage: Verify signal integrity at every processing block
Common DSP Blocks and Functions
Essential Processing Blocks
Understanding these core building blocks is crucial for effective DSP programming:
1. Equalizers (EQ)
Purpose: Frequency response correction and tone shaping
Types:
- Parametric EQ: Adjustable frequency, gain, and Q factor
- Graphic EQ: Fixed frequency bands with adjustable gain
- High/Low Pass Filters: Remove unwanted frequency content
Programming Example (Biamp Tesira):
javascript
[object Object],
,[object Object], eq = ,[object Object], ,[object Object],({
,[object Object],: ,[object Object],,
,[object Object],: [,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],],
,[object Object],: [,[object Object],, -,[object Object],, ,[object Object],, -,[object Object],],
,[object Object],: [,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],]
});2. Dynamics Processing
Compressors/Limiters: Control dynamic range
Key Parameters:
- Threshold: Level where compression begins
- Ratio: Amount of gain reduction
- Attack: How quickly compression engages
- Release: How quickly compression stops
QSC Q-SYS Compressor Setup:
lua
[object Object],
Properties = {
[,[object Object],] = ,[object Object],,
[,[object Object],] = ,[object Object],,
[,[object Object],] = ,[object Object],,
[,[object Object],] = ,[object Object],,
[,[object Object],] = ,[object Object],
}3. Gates/Duckers
Purpose: Automatic level control based on signal presence
Applications:
- Noise gate for microphones
- Ducking background music during speech
- Automatic camera switching triggers
4. Delay Blocks
Purpose: Time alignment and special effects
Common Uses:
- Lip sync correction
- Speaker alignment in large spaces
- Creating acoustic delay effects
5. Matrix Mixers
Purpose: Routing any input to any output with level control
Matrix Size Examples:
- 8x8 Matrix: 8 inputs can be mixed to 8 outputs
- 16x4 Matrix: 16 inputs mixed to 4 outputs
- 32x32 Matrix: Large-scale routing capability
Advanced Processing Blocks
1. Automatic Gain Control (AGC)
Maintains consistent output levels despite input variations:
javascript
[object Object],
AGC_Settings = {
,[object Object],: -,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: -,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
};2. Feedback Suppressors
Automatically detect and eliminate feedback:
lua
[object Object],
feedback_suppressor = {
enabled = ,[object Object],,
sensitivity = ,[object Object],,
max_filters = ,[object Object],,
filter_width = ,[object Object],
}Programming Basics for Major Platforms
Biamp Tesira Platform
Biamp Tesira uses a block-based programming environment with powerful scripting capabilities.
Getting Started with Tesira
- Launch Tesira Software
- Create New Configuration
- Add Device to Canvas
- Configure I/O Assignments
Basic Tesira Programming Example
javascript
[object Object],
,[object Object],
,[object Object], micInput = ,[object Object],(,[object Object],, ,[object Object],);
micInput.,[object Object],({
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
});
,[object Object],
,[object Object], micEQ = ,[object Object],(,[object Object],, ,[object Object],);
micEQ.,[object Object],({
,[object Object],: {,[object Object],: ,[object Object],, ,[object Object],: -,[object Object],, ,[object Object],: ,[object Object],, ,[object Object],: ,[object Object],},
,[object Object],: {,[object Object],: ,[object Object],, ,[object Object],: -,[object Object],, ,[object Object],: ,[object Object],, ,[object Object],: ,[object Object],},
,[object Object],: {,[object Object],: ,[object Object],, ,[object Object],: ,[object Object],, ,[object Object],: ,[object Object],, ,[object Object],: ,[object Object],},
,[object Object],: {,[object Object],: ,[object Object],, ,[object Object],: ,[object Object],, ,[object Object],: ,[object Object],, ,[object Object],: ,[object Object],}
});
,[object Object],
,[object Object], micComp = ,[object Object],(,[object Object],, ,[object Object],);
micComp.,[object Object],({
,[object Object],: -,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
});
,[object Object],
,[object Object],(micInput.,[object Object],, micEQ.,[object Object],);
,[object Object],(micEQ.,[object Object],, micComp.,[object Object],);Tesira Control Programming
javascript
[object Object],
,[object Object], ,[object Object],(,[object Object],) {
,[object Object], control = ,[object Object], ,[object Object],({
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
});
,[object Object],
control.,[object Object],({
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
});
,[object Object], control;
}QSC Q-SYS Platform
Q-SYS combines drag-and-drop programming with Lua scripting for advanced functionality.
Q-SYS Basic Setup
lua
[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], i = ,[object Object],, ,[object Object], ,[object Object],
,[object Object], inputName = ,[object Object], .. i
Controls[inputName .. ,[object Object],].Value = ,[object Object],
Controls[inputName .. ,[object Object],].Boolean = ,[object Object],
,[object Object],
,[object Object],
setupMatrixMixer()
,[object Object],
,[object Object],
,[object Object], matrix = Component.New(,[object Object],)
matrix[,[object Object],] = ,[object Object],
matrix[,[object Object],] = ,[object Object],
,[object Object],
,[object Object], ,[object Object], = ,[object Object],, ,[object Object], ,[object Object],
,[object Object], ,[object Object], = ,[object Object],, ,[object Object], ,[object Object],
matrix[,[object Object], .. ,[object Object], .. ,[object Object], .. ,[object Object], .. ,[object Object],].Value = ,[object Object],
,[object Object],
,[object Object],
,[object Object],Q-SYS User Control Interface
lua
[object Object],
,[object Object],
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
,[object Object], newLevel = control.Value
,[object Object],
,[object Object], i = ,[object Object],, ,[object Object], ,[object Object],
Controls[,[object Object], .. i .. ,[object Object],].Value = newLevel
,[object Object],
,[object Object],
,[object Object],
,[object Object], i = ,[object Object],, ,[object Object], ,[object Object],
Controls[,[object Object], .. i .. ,[object Object],].EventHandler = ,[object Object],
,[object Object], micInput = ,[object Object], .. i
Controls[micInput .. ,[object Object],].Boolean = control.Boolean
,[object Object],
Controls[,[object Object], .. i .. ,[object Object],].Boolean = ,[object Object], control.Boolean
,[object Object],
,[object Object],
,[object Object],Symetrix Platform
Symetrix offers both SymNet Designer and SymNet Composer for different complexity levels.
Symetrix Basic Configuration
c
[object Object],
,[object Object],
,[object Object],
ANALOG_INPUT mic1 = INPUT_1;
ANALOG_INPUT mic2 = INPUT_2;
ANALOG_INPUT program = INPUT_3;
,[object Object],
EQ mic1_eq = EQ_4BAND();
COMPRESSOR mic1_comp = COMPRESSOR();
AUTOMIXER auto_mix = AUTOMIXER_8CH();
,[object Object],
mic1_eq.input = mic1;
mic1_comp.input = mic1_eq.output;
auto_mix.input[,[object Object],] = mic1_comp.output;
,[object Object],
auto_mix.gate_threshold = ,[object Object],;
auto_mix.gate_ratio = ,[object Object],;
auto_mix.priority[,[object Object],] = ,[object Object],; ,[object Object],Advanced Symetrix Programming
c
[object Object],
CONTROL_INPUT preset_recall = LOGIC_INPUT_1;
CONTROL_OUTPUT preset_status = LOGIC_OUTPUT_1;
,[object Object],
,[object Object],
,[object Object], mic_gains[,[object Object],];
,[object Object], eq_settings[,[object Object],];
,[object Object], matrix_routes[,[object Object],];
};
AudioPreset meeting_preset = {
.mic_gains = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],},
.matrix_routes = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],}
};
AudioPreset presentation_preset = {
.mic_gains = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],},
.matrix_routes = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],}
};
,[object Object],
,[object Object], ,[object Object],[object Object], {
,[object Object],(,[object Object], i = ,[object Object],; i < ,[object Object],; i++) {
mic_input[i].gain = preset.mic_gains[i];
}
,[object Object],
updateMatrixRouting(preset.matrix_routes);
preset_status = HIGH; ,[object Object],
}Creating Custom Presets
Preset Design Principles
Effective presets streamline system operation and ensure consistent performance:
- Define Use Cases: Meeting, presentation, video conference, break
- Document Settings: Create detailed parameter lists
- Test Thoroughly: Verify all scenarios work as expected
- Provide User Feedback: Visual/audio confirmation of preset changes
Biamp Tesira Preset Programming
javascript
[object Object],
,[object Object], ,[object Object], {
,[object Object],(,[object Object],) {
,[object Object],.,[object Object], = {
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: [,[object Object],, ,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],],
,[object Object],: ,[object Object],.,[object Object],(,[object Object],, ,[object Object],, -,[object Object],),
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
},
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: [,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],],
,[object Object],: ,[object Object],.,[object Object],(,[object Object],, ,[object Object],, -,[object Object],),
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
},
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: [,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],, -,[object Object],],
,[object Object],: ,[object Object],.,[object Object],(,[object Object],, ,[object Object],, -,[object Object],),
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
}
};
}
,[object Object],(,[object Object],) {
,[object Object], matrix = [];
,[object Object],(,[object Object], i = ,[object Object],; i < inputs; i++) {
matrix[i] = [];
,[object Object],(,[object Object], o = ,[object Object],; o < outputs; o++) {
matrix[i][o] = defaultLevel;
}
}
,[object Object], matrix;
}
,[object Object],(,[object Object],) {
,[object Object], preset = ,[object Object],.,[object Object],[presetName];
,[object Object],(!preset) {
,[object Object],.,[object Object],(,[object Object],, presetName);
,[object Object], ,[object Object],;
}
,[object Object],
,[object Object],(,[object Object], i = ,[object Object],; i < preset.,[object Object],.,[object Object],; i++) {
,[object Object],.,[object Object],(i + ,[object Object],, preset.,[object Object],[i]);
}
,[object Object],
,[object Object],.,[object Object],(preset.,[object Object],);
,[object Object],
,[object Object],.,[object Object],(preset.,[object Object],);
,[object Object],.,[object Object],(preset.,[object Object],);
,[object Object], ,[object Object],;
}
,[object Object],(,[object Object],) {
,[object Object], instanceTag = ,[object Object], + channel;
,[object Object],.,[object Object],(instanceTag, ,[object Object],, gain);
}
,[object Object],(,[object Object],) {
,[object Object],(,[object Object], input = ,[object Object],; input < matrix.,[object Object],; input++) {
,[object Object],(,[object Object], output = ,[object Object],; output < matrix[input].,[object Object],; output++) {
,[object Object], level = matrix[input][output];
,[object Object],.,[object Object],(,[object Object],,
,[object Object], + (input + ,[object Object],) + (output + ,[object Object],),
level);
}
}
}
}
,[object Object],
,[object Object], roomPresets = ,[object Object], ,[object Object],();
,[object Object],
,[object Object], ,[object Object],(,[object Object],) {
roomPresets.,[object Object],(,[object Object],);
,[object Object],(,[object Object],);
}
,[object Object], ,[object Object],(,[object Object],) {
roomPresets.,[object Object],(,[object Object],);
,[object Object],(,[object Object],);
}Q-SYS Preset Implementation
lua
[object Object],
PresetManager = {}
PresetManager.,[object Object], = PresetManager
,[object Object],
,[object Object], ,[object Object], = ,[object Object],({}, PresetManager)
,[object Object],.presets = {}
,[object Object],:initializePresets()
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],.presets[,[object Object],] = {
name = ,[object Object],,
micLevels = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],},
outputLevels = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],},
matrixEnabled = ,[object Object],,
aecEnabled = ,[object Object],,
automixEnabled = ,[object Object],
}
,[object Object],.presets[,[object Object],] = {
name = ,[object Object],,
micLevels = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],},
outputLevels = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],},
matrixEnabled = ,[object Object],,
aecEnabled = ,[object Object],,
automixEnabled = ,[object Object],
}
,[object Object],.presets[,[object Object],] = {
name = ,[object Object],,
micLevels = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],},
outputLevels = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],},
matrixEnabled = ,[object Object],,
aecEnabled = ,[object Object],,
automixEnabled = ,[object Object],
}
,[object Object],
,[object Object],
,[object Object], preset = ,[object Object],.presets[presetName]
,[object Object], ,[object Object], preset ,[object Object],
,[object Object],(,[object Object], .. presetName .. ,[object Object],)
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object], i, level ,[object Object], ,[object Object],(preset.micLevels) ,[object Object],
Controls[,[object Object], .. i .. ,[object Object],].Value = level
,[object Object],
,[object Object],
,[object Object], i, level ,[object Object], ,[object Object],(preset.outputLevels) ,[object Object],
Controls[,[object Object], .. i .. ,[object Object],].Value = level
,[object Object],
,[object Object],
Controls[,[object Object],].Boolean = preset.aecEnabled
Controls[,[object Object],].Boolean = preset.automixEnabled
,[object Object],
Controls[,[object Object],].String = preset.name
,[object Object],(,[object Object], .. preset.name)
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object], presetMgr = PresetManager.new()
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
presetMgr:recallPreset(,[object Object],)
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
presetMgr:recallPreset(,[object Object],)
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
presetMgr:recallPreset(,[object Object],)
,[object Object],Acoustic Echo Cancellation Setup
Understanding AEC Fundamentals
Acoustic Echo Cancellation is critical for any system involving microphones and loudspeakers in the same space. AEC algorithms learn the acoustic coupling between speakers and microphones, then subtract the "echo" from the microphone signal.
AEC Key Concepts
- Reference Signal: Audio being played through speakers
- Microphone Signal: Combined desired speech + acoustic echo
- Echo Path: Physical acoustic coupling between speaker and mic
- Adaptation: AEC learning process to model echo path
Biamp Tesira AEC Configuration
javascript
[object Object],
,[object Object], ,[object Object], {
,[object Object],(,[object Object],) {
,[object Object],.,[object Object], = [];
,[object Object],.,[object Object], = [];
,[object Object],.,[object Object], = [];
}
,[object Object],(,[object Object],) {
,[object Object], aec = {
,[object Object],: name,
,[object Object],: micInput,
,[object Object],: refInput,
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object], ,[object Object],
}
};
,[object Object],.,[object Object],.,[object Object],(aec);
,[object Object], aec;
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], commands = [
,[object Object],,
,[object Object],,
,[object Object],,
,[object Object],,
,[object Object],,
,[object Object],
];
commands.,[object Object],(,[object Object], {
,[object Object],.,[object Object],(cmd);
});
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], ceilingAEC = ,[object Object],.,[object Object],(
,[object Object],,
,[object Object],,
,[object Object],
);
,[object Object],
,[object Object], tableAEC = ,[object Object],.,[object Object],(
,[object Object],,
,[object Object],,
,[object Object],
);
,[object Object],
,[object Object],.,[object Object],(,[object Object],, ceilingAEC.,[object Object],);
,[object Object],.,[object Object],(,[object Object],, tableAEC.,[object Object],);
,[object Object],
,[object Object],.,[object Object],();
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], autoRef = ,[object Object], ,[object Object],({
,[object Object],: [,[object Object],, ,[object Object],, ,[object Object],],
,[object Object],: ,[object Object],,
,[object Object],: -,[object Object], ,[object Object],
});
autoRef.,[object Object],();
}
}
,[object Object],
,[object Object], aecManager = ,[object Object], ,[object Object],();
aecManager.,[object Object],();Q-SYS AEC Implementation
lua
[object Object],
AECController = {}
AECController.,[object Object], = AECController
,[object Object],
,[object Object], ,[object Object], = ,[object Object],({}, AECController)
,[object Object],.aecComponents = {}
,[object Object],:initializeAEC()
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], mainAEC = Component.New(,[object Object],)
mainAEC[,[object Object],] = ,[object Object],
mainAEC[,[object Object],] = ,[object Object],
,[object Object],
mainAEC[,[object Object],].Value = ,[object Object],
mainAEC[,[object Object],].Value = ,[object Object],
mainAEC[,[object Object],].Boolean = ,[object Object],
mainAEC[,[object Object],].Boolean = ,[object Object],
mainAEC[,[object Object],].String = ,[object Object],
,[object Object],.aecComponents[,[object Object],] = mainAEC
,[object Object],
,[object Object],:setupReferenceManagement()
,[object Object],
,[object Object],
,[object Object],
Controls[,[object Object],].Boolean = ,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
,[object Object], control.Value > ,[object Object], ,[object Object],
,[object Object],:setAECReference(,[object Object],)
,[object Object],
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
,[object Object], control.Value > ,[object Object], ,[object Object],
Controls[,[object Object],].Value < ,[object Object], ,[object Object],
,[object Object],:setAECReference(,[object Object],)
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], name, aec ,[object Object], ,[object Object],(,[object Object],.aecComponents) ,[object Object],
aec[,[object Object],].String = source
,[object Object],(,[object Object], .. name .. ,[object Object], .. source)
,[object Object],
,[object Object],
Controls[,[object Object],].String = source
,[object Object],
,[object Object],
,[object Object], name, aec ,[object Object], ,[object Object],(,[object Object],.aecComponents) ,[object Object],
aec[,[object Object],].Boolean = enable
,[object Object],
Controls[,[object Object],].Boolean = enable
,[object Object],(,[object Object], .. (enable ,[object Object], ,[object Object], ,[object Object], ,[object Object],))
,[object Object],
,[object Object],
,[object Object], aecController = AECController.new()
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
aecController:enableAEC(control.Boolean)
,[object Object],AEC Troubleshooting Guide
Common AEC Issues and Solutions
-
Poor Echo Cancellation Performance
javascript[object Object], ,[object Object], ,[object Object],(,[object Object],) { ,[object Object], refLevel = ,[object Object],.,[object Object],(,[object Object],, ,[object Object],); ,[object Object],(refLevel < -,[object Object],) { ,[object Object],.,[object Object],(,[object Object], + refLevel + ,[object Object],); ,[object Object], ,[object Object],; } ,[object Object], ,[object Object],; } ,[object Object], ,[object Object], ,[object Object],(,[object Object],) { ,[object Object], adaptationState = ,[object Object],.,[object Object],(,[object Object],, ,[object Object],); ,[object Object],(adaptationState !== ,[object Object],) { ,[object Object],.,[object Object],(,[object Object], + adaptationState); ,[object Object], ,[object Object],; } ,[object Object], ,[object Object],; } -
AEC Causing Audio Artifacts
lua[object Object], ,[object Object], Controls[,[object Object],].Value = ,[object Object], ,[object Object], Controls[,[object Object],].Boolean = ,[object Object], Controls[,[object Object],].Value = ,[object Object], ,[object Object],(,[object Object],) ,[object Object],
Automixing Configuration
Automixing Principles
Automixing automatically adjusts microphone levels based on speech activity, following the "Number of Open Microphones" (NOM) principle. This maintains consistent system gain while reducing background noise and feedback potential.
Automixing Benefits
- Consistent audio levels regardless of speaker count
- Reduced background noise pickup
- Lower feedback potential
- Automatic camera switching triggers
- Simplified operation
Advanced Automixing Implementation
Biamp Tesira Automixing
javascript
[object Object],
,[object Object], ,[object Object], {
,[object Object],(,[object Object],) {
,[object Object],.,[object Object], = ,[object Object],;
,[object Object],.,[object Object], = ,[object Object],;
,[object Object],.,[object Object], = {
,[object Object],: -,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: [,[object Object],,,[object Object],,,[object Object],,,[object Object],,,[object Object],,,[object Object],,,[object Object],,,[object Object],] ,[object Object],
};
,[object Object],.,[object Object], = ,[object Object], ,[object Object],(,[object Object],.,[object Object],).,[object Object],(,[object Object],);
,[object Object],.,[object Object], = ,[object Object], ,[object Object],(,[object Object],.,[object Object],).,[object Object],(-,[object Object],);
,[object Object],.,[object Object],();
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], commands = [
,[object Object],,
,[object Object],,
,[object Object],,
,[object Object],,
,[object Object],,
,[object Object],
];
,[object Object],
,[object Object],(,[object Object], i = ,[object Object],; i < ,[object Object],.,[object Object],; i++) {
commands.,[object Object],(
,[object Object],
);
}
commands.,[object Object],(,[object Object], ,[object Object],.,[object Object],(cmd));
,[object Object],
,[object Object],.,[object Object],();
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object],(,[object Object], i = ,[object Object],; i <= ,[object Object],.,[object Object],; i++) {
,[object Object],.,[object Object],(
,[object Object],.,[object Object],,
,[object Object],,
,[object Object], ,[object Object],.,[object Object],(i, value)
);
,[object Object],.,[object Object],(
,[object Object],.,[object Object],,
,[object Object],,
,[object Object], ,[object Object],.,[object Object],(i, value)
);
}
,[object Object],
,[object Object],.,[object Object],(
,[object Object],.,[object Object],,
,[object Object],,
,[object Object], ,[object Object],.,[object Object],(value)
);
}
,[object Object],(,[object Object],) {
,[object Object],.,[object Object],[channel - ,[object Object],] = isOpen;
,[object Object],
,[object Object],(isOpen) {
,[object Object],.,[object Object],(channel);
}
,[object Object],
,[object Object],.,[object Object],(channel, isOpen);
,[object Object],.,[object Object],(,[object Object],);
}
,[object Object],(,[object Object],) {
,[object Object],.,[object Object],[channel - ,[object Object],] = level;
,[object Object],
,[object Object],.,[object Object],(channel, level);
,[object Object],
,[object Object],(level > -,[object Object],) {
,[object Object],.,[object Object],(channel);
}
}
,[object Object],(,[object Object],) {
,[object Object],.,[object Object],(,[object Object],);
,[object Object],
,[object Object],.,[object Object],(,[object Object],, ,[object Object],, nomValue);
,[object Object],
,[object Object],(nomValue > ,[object Object],.,[object Object],.,[object Object],) {
,[object Object],.,[object Object],(,[object Object],);
}
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], cameraPreset = ,[object Object],.,[object Object],(channel);
,[object Object],(cameraPreset) {
,[object Object],.,[object Object],(,[object Object],);
}
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], presetMap = {
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object], ,[object Object],
};
,[object Object], presetMap[channel] || ,[object Object],;
}
,[object Object],(,[object Object],) {
,[object Object],.,[object Object],(,[object Object],.,[object Object],, newSettings);
,[object Object],.,[object Object],();
,[object Object],.,[object Object],(,[object Object],);
}
}
,[object Object],
,[object Object], automixManager = ,[object Object], ,[object Object],();
,[object Object],
,[object Object], ,[object Object],(,[object Object],) {
,[object Object], thresholds = {
,[object Object],: -,[object Object],,
,[object Object],: -,[object Object],,
,[object Object],: -,[object Object],
};
,[object Object],(thresholds[level]) {
automixManager.,[object Object],({
,[object Object],: thresholds[level]
});
}
}Q-SYS Automixing with Intelligence
lua
[object Object],
AutomixIntelligent = {}
AutomixIntelligent.,[object Object], = AutomixIntelligent
,[object Object],
,[object Object], ,[object Object], = ,[object Object],({}, AutomixIntelligent)
,[object Object],.channels = ,[object Object],
,[object Object],.settings = {
gate_threshold = ,[object Object],,
gate_ratio = ,[object Object],,
hold_time = ,[object Object],,
decay_time = ,[object Object],,
nom_limit = ,[object Object],,
priorities = {,[object Object],,,[object Object],,,[object Object],,,[object Object],,,[object Object],,,[object Object],,,[object Object],,,[object Object],}
}
,[object Object],.channel_activity = {}
,[object Object],.speaking_history = {}
,[object Object],.room_mode = ,[object Object], ,[object Object],
,[object Object],:initialize()
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], automix = Component.New(,[object Object],)
automix[,[object Object],] = ,[object Object],.channels
automix[,[object Object],] = ,[object Object],.settings.nom_limit
,[object Object],
,[object Object], i = ,[object Object],, ,[object Object],.channels ,[object Object],
automix[,[object Object], .. i .. ,[object Object],].Value = ,[object Object],.settings.gate_threshold
automix[,[object Object], .. i .. ,[object Object],].Value = ,[object Object],.settings.gate_ratio
automix[,[object Object], .. i .. ,[object Object],].Value = ,[object Object],.settings.priorities[i]
,[object Object],
,[object Object],.channel_activity[i] = {
is_open = ,[object Object],,
level = ,[object Object],,
speak_time = ,[object Object],,
last_active = ,[object Object],
}
,[object Object],
,[object Object],.automix = automix
,[object Object],:setupMonitoring()
,[object Object],:enableIntelligentFeatures()
,[object Object],
,[object Object],
,[object Object],
,[object Object], i = ,[object Object],, ,[object Object],.channels ,[object Object],
Controls[,[object Object], .. i .. ,[object Object],].EventHandler = ,[object Object],
,[object Object],:onChannelGateChange(i, control.Boolean)
,[object Object],
Controls[,[object Object], .. i .. ,[object Object],].EventHandler = ,[object Object],
,[object Object],:onChannelLevelChange(i, control.Value)
,[object Object],
,[object Object],
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
,[object Object],:onNOMChange(control.Value)
,[object Object],
,[object Object],
,[object Object],
,[object Object], activity = ,[object Object],.channel_activity[channel]
,[object Object], current_time = ,[object Object],.,[object Object],()
,[object Object], is_open ,[object Object], ,[object Object], activity.is_open ,[object Object],
,[object Object],
activity.is_open = ,[object Object],
activity.last_active = current_time
,[object Object],
,[object Object],:intelligentCameraSwitch(channel)
,[object Object],
,[object Object],:updateSpeakingHistory(channel, ,[object Object],)
,[object Object], ,[object Object], is_open ,[object Object], activity.is_open ,[object Object],
,[object Object],
activity.is_open = ,[object Object],
activity.speak_time = activity.speak_time + (current_time - activity.last_active)
,[object Object],
,[object Object],:updateSpeakingHistory(channel, ,[object Object],)
,[object Object],
,[object Object],
Controls[,[object Object], .. channel .. ,[object Object],].Boolean = is_open
,[object Object],(,[object Object], .. channel .. (is_open ,[object Object], ,[object Object], ,[object Object], ,[object Object],))
,[object Object],
,[object Object],
,[object Object], ,[object Object],.room_mode == ,[object Object], ,[object Object],
,[object Object],
,[object Object], channel == ,[object Object], ,[object Object], ,[object Object],
,[object Object],:switchCamera(,[object Object],) ,[object Object],
,[object Object],
,[object Object], ,[object Object],.room_mode == ,[object Object], ,[object Object],
,[object Object],
,[object Object], camera_preset = ,[object Object],:calculateBestCamera(channel)
,[object Object],:switchCamera(camera_preset)
,[object Object], ,[object Object],.room_mode == ,[object Object], ,[object Object],
,[object Object],
,[object Object], last_speaker = ,[object Object],:getLastActiveChannel()
,[object Object], last_speaker ~= channel ,[object Object],
,[object Object],:switchCamera(channel <= ,[object Object], ,[object Object], ,[object Object], ,[object Object], ,[object Object],)
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], open_channels = {}
,[object Object], i = ,[object Object],, ,[object Object],.channels ,[object Object],
,[object Object], ,[object Object],.channel_activity[i].is_open ,[object Object],
,[object Object],.,[object Object],(open_channels, i)
,[object Object],
,[object Object],
,[object Object], #open_channels == ,[object Object], ,[object Object],
,[object Object],
,[object Object], ,[object Object],:getChannelCamera(active_channel)
,[object Object], #open_channels <= ,[object Object], ,[object Object],
,[object Object],
,[object Object], ,[object Object],:getGroupCamera(open_channels)
,[object Object],
,[object Object],
,[object Object], ,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], ,[object Object], ,[object Object],.speaking_history[channel] ,[object Object],
,[object Object],.speaking_history[channel] = {
total_time = ,[object Object],,
session_time = ,[object Object],,
interruptions = ,[object Object],
}
,[object Object],
,[object Object], history = ,[object Object],.speaking_history[channel]
,[object Object], started_speaking ,[object Object],
history.session_start = ,[object Object],.,[object Object],()
,[object Object],
,[object Object], history.session_start ,[object Object],
,[object Object], session_duration = ,[object Object],.,[object Object],() - history.session_start
history.session_time = history.session_time + session_duration
history.total_time = history.total_time + session_duration
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],
Timer.New():Start(,[object Object],, ,[object Object],, ,[object Object], ,[object Object],
,[object Object],:adaptiveThresholdAdjustment()
,[object Object],)
,[object Object],
Timer.New():Start(,[object Object],, ,[object Object],, ,[object Object], ,[object Object],
,[object Object],:balanceSpeakingTime()
,[object Object],)
,[object Object],
,[object Object],
,[object Object],
,[object Object], noise_floor = ,[object Object],:measureNoiseFloor()
,[object Object], adaptive_threshold = noise_floor + ,[object Object], ,[object Object],
,[object Object],
,[object Object], max_adjustment = ,[object Object], ,[object Object],
,[object Object], current_threshold = ,[object Object],.settings.gate_threshold
,[object Object], new_threshold = ,[object Object],.,[object Object],(
current_threshold - max_adjustment,
,[object Object],.,[object Object],(current_threshold + max_adjustment, adaptive_threshold)
)
,[object Object], ,[object Object],.,[object Object],(new_threshold - current_threshold) > ,[object Object], ,[object Object],
,[object Object],:adjustGateThreshold(new_threshold)
,[object Object],(,[object Object], .. new_threshold .. ,[object Object],)
,[object Object],
,[object Object],
,[object Object],
,[object Object], noise_levels = {}
,[object Object], i = ,[object Object],, ,[object Object],.channels ,[object Object],
,[object Object], ,[object Object], ,[object Object],.channel_activity[i].is_open ,[object Object],
,[object Object],.,[object Object],(noise_levels, ,[object Object],.channel_activity[i].level)
,[object Object],
,[object Object],
,[object Object], #noise_levels > ,[object Object], ,[object Object],
,[object Object], sum = ,[object Object],
,[object Object], _, level ,[object Object], ,[object Object],(noise_levels) ,[object Object],
sum = sum + level
,[object Object],
,[object Object], sum / #noise_levels
,[object Object],
,[object Object], ,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], intelligentAutomix = AutomixIntelligent.new()
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
intelligentAutomix:setRoomMode(,[object Object],)
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
intelligentAutomix:setRoomMode(,[object Object],)
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
intelligentAutomix:setRoomMode(,[object Object],)
,[object Object],Matrix Routing Concepts
Understanding Audio Matrices
Matrix routing is the foundation of flexible audio systems, allowing any input to be routed to any output with individual level control. Think of it as a sophisticated patch bay where every input can reach every output simultaneously.
Matrix Terminology
- Inputs: Sources entering the matrix (microphones, program audio, etc.)
- Outputs: Destinations leaving the matrix (amplifiers, recording, etc.)
- Crosspoints: Individual input-to-output connections with gain control
- Matrix Size: Expressed as inputs × outputs (e.g., 16×8 matrix)
Advanced Matrix Programming
Complex Matrix Implementation (Biamp Tesira)
javascript
[object Object],
,[object Object], ,[object Object], {
,[object Object],(,[object Object],) {
,[object Object],.,[object Object], = inputs;
,[object Object],.,[object Object], = outputs;
,[object Object],.,[object Object], = ,[object Object],;
,[object Object],.,[object Object], = {};
,[object Object],.,[object Object], = {};
,[object Object],.,[object Object], = {};
,[object Object],.,[object Object],();
,[object Object],.,[object Object],();
,[object Object],.,[object Object],();
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object],(,[object Object], input = ,[object Object],; input <= ,[object Object],.,[object Object],; input++) {
,[object Object],.,[object Object],[input] = {};
,[object Object],(,[object Object], output = ,[object Object],; output <= ,[object Object],.,[object Object],; output++) {
,[object Object],.,[object Object],[input][output] = {
,[object Object],: -,[object Object],, ,[object Object],
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
};
}
}
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object],.,[object Object], = {
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: [,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],],
,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],
,[object Object],: -,[object Object],
},
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],
,[object Object],: [,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],], ,[object Object],
,[object Object],: -,[object Object],
},
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],
,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],
,[object Object],: -,[object Object],
},
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: [,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],], ,[object Object],
,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],
,[object Object],: -,[object Object],
}
};
}
,[object Object],(,[object Object],) {
,[object Object],.,[object Object], = {
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: [
{,[object Object],: ,[object Object],, ,[object Object],: [,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],], ,[object Object],: -,[object Object],},
{,[object Object],: ,[object Object],, ,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: -,[object Object],},
{,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: -,[object Object],} ,[object Object],
]
},
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: [
{,[object Object],: [,[object Object],], ,[object Object],: [,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],], ,[object Object],: -,[object Object],}, ,[object Object],
{,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: -,[object Object],}, ,[object Object],
{,[object Object],: [,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],], ,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: -,[object Object],} ,[object Object],
]
},
,[object Object],: {
,[object Object],: ,[object Object],,
,[object Object],: [
{,[object Object],: ,[object Object],, ,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: -,[object Object],}, ,[object Object],
{,[object Object],: ,[object Object],, ,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: -,[object Object],}, ,[object Object],
{,[object Object],: ,[object Object],, ,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: -,[object Object],}, ,[object Object],
{,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: [,[object Object],, ,[object Object],], ,[object Object],: -,[object Object],} ,[object Object],
]
}
};
}
,[object Object],(,[object Object],) {
,[object Object],(input < ,[object Object], || input > ,[object Object],.,[object Object], ||
output < ,[object Object], || output > ,[object Object],.,[object Object],) {
,[object Object],.,[object Object],(,[object Object],, input, output);
,[object Object], ,[object Object],;
}
,[object Object],.,[object Object],[input][output].,[object Object], = level;
,[object Object],.,[object Object],[input][output].,[object Object], = muted;
,[object Object],
,[object Object], crosspointId = ,[object Object],;
,[object Object], commands = [
,[object Object],,
,[object Object],
];
commands.,[object Object],(,[object Object], ,[object Object],.,[object Object],(cmd));
,[object Object],.,[object Object],(,[object Object],);
,[object Object], ,[object Object],;
}
,[object Object],(,[object Object],) {
,[object Object], group = ,[object Object],.,[object Object],[groupName];
,[object Object],(!group) {
,[object Object],.,[object Object],(,[object Object],, groupName);
,[object Object], ,[object Object],;
}
,[object Object], targetOutputs = outputs || group.,[object Object],;
,[object Object], targetLevel = level !== ,[object Object], ? level : group.,[object Object],;
group.,[object Object],.,[object Object],(,[object Object], {
targetOutputs.,[object Object],(,[object Object], {
,[object Object],.,[object Object],(input, output, targetLevel, ,[object Object],);
});
});
,[object Object],.,[object Object],(,[object Object],);
,[object Object], ,[object Object],;
}
,[object Object],(,[object Object],) {
,[object Object], scene = ,[object Object],.,[object Object],[sceneName];
,[object Object],(!scene) {
,[object Object],.,[object Object],(,[object Object],, sceneName);
,[object Object], ,[object Object],;
}
,[object Object],
,[object Object],.,[object Object],();
,[object Object],
scene.,[object Object],.,[object Object],(,[object Object], {
,[object Object],(route.,[object Object],) {
,[object Object],.,[object Object],(route.,[object Object],, route.,[object Object],, route.,[object Object],);
} ,[object Object], ,[object Object],(route.,[object Object],) {
route.,[object Object],.,[object Object],(,[object Object], {
route.,[object Object],.,[object Object],(,[object Object], {
,[object Object],.,[object Object],(input, output, route.,[object Object],, ,[object Object],);
});
});
}
});
,[object Object],.,[object Object],(,[object Object],);
,[object Object],
,[object Object],.,[object Object],(,[object Object],, ,[object Object],, scene.,[object Object],);
,[object Object], ,[object Object],;
}
,[object Object],(,[object Object],) {
,[object Object],(,[object Object], input = ,[object Object],; input <= ,[object Object],.,[object Object],; input++) {
,[object Object],(,[object Object], output = ,[object Object],; output <= ,[object Object],.,[object Object],; output++) {
,[object Object],.,[object Object],(input, output, -,[object Object],, ,[object Object],);
}
}
}
,[object Object],(,[object Object],) {
,[object Object], routeId = name || ,[object Object],;
inputs.,[object Object],(,[object Object], {
outputs.,[object Object],(,[object Object], {
,[object Object],.,[object Object],(input, output, level, ,[object Object],);
});
});
,[object Object],.,[object Object],(,[object Object],);
,[object Object], routeId;
}
,[object Object],(,[object Object],) {
,[object Object], status = {
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],.,[object Object],(,[object Object],.,[object Object],).,[object Object],,
,[object Object],: ,[object Object],.,[object Object],(,[object Object],.,[object Object],).,[object Object],
};
,[object Object],
,[object Object],(,[object Object], input = ,[object Object],; input <= ,[object Object],.,[object Object],; input++) {
,[object Object],(,[object Object], output = ,[object Object],; output <= ,[object Object],.,[object Object],; output++) {
,[object Object], cp = ,[object Object],.,[object Object],[input][output];
,[object Object],(!cp.,[object Object], && cp.,[object Object], > -,[object Object],) {
status.,[object Object],++;
}
}
}
,[object Object], status;
}
}
,[object Object],
,[object Object], matrixManager = ,[object Object], ,[object Object],(,[object Object],, ,[object Object],);
,[object Object],
,[object Object], ,[object Object],(,[object Object],) {
matrixManager.,[object Object],(,[object Object],);
,[object Object],(,[object Object],);
}
,[object Object], ,[object Object],(,[object Object],) {
matrixManager.,[object Object],(,[object Object],);
,[object Object],(,[object Object],);
}
,[object Object], ,[object Object],(,[object Object],) {
matrixManager.,[object Object],(,[object Object],);
,[object Object],(,[object Object],);
}
,[object Object],
,[object Object], ,[object Object],(,[object Object],) {
matrixManager.,[object Object],([,[object Object],], [,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],], -,[object Object],, ,[object Object],);
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object],(,[object Object], input = ,[object Object],; input <= ,[object Object],; input++) {
,[object Object],(,[object Object], output = ,[object Object],; output <= ,[object Object],; output++) {
matrixManager.,[object Object],(input, output, -,[object Object],, ,[object Object],);
}
}
}Q-SYS Matrix Implementation with Automation
lua
[object Object],
MatrixIntelligent = {}
MatrixIntelligent.,[object Object], = MatrixIntelligent
,[object Object],
,[object Object], ,[object Object], = ,[object Object],({}, MatrixIntelligent)
,[object Object],.inputs = inputs
,[object Object],.outputs = outputs
,[object Object],.matrix_name = ,[object Object],
,[object Object],.crosspoints = {}
,[object Object],.auto_routing = ,[object Object],
,[object Object],.fade_time = ,[object Object], ,[object Object],
,[object Object],:initialize()
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], matrix = Component.New(,[object Object],)
matrix[,[object Object],] = ,[object Object],.inputs
matrix[,[object Object],] = ,[object Object],.outputs
,[object Object],
,[object Object], ,[object Object], = ,[object Object],, ,[object Object],.inputs ,[object Object],
,[object Object],.crosspoints[,[object Object],] = {}
,[object Object], ,[object Object], = ,[object Object],, ,[object Object],.outputs ,[object Object],
,[object Object],.crosspoints[,[object Object],][,[object Object],] = {
level = ,[object Object],,
muted = ,[object Object],,
fade_target = ,[object Object],,
last_active = ,[object Object],
}
,[object Object],
,[object Object],
,[object Object],.matrix = matrix
,[object Object],:setupAutomation()
,[object Object],
,[object Object],
,[object Object],
,[object Object], i = ,[object Object],, ,[object Object],.inputs ,[object Object],
Controls[,[object Object], .. i .. ,[object Object],].EventHandler = ,[object Object],
,[object Object], ,[object Object],.auto_routing ,[object Object],
,[object Object],:handleInputActivity(i, control.Value)
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],.fade_timer = Timer.New()
,[object Object],.fade_timer:Start(,[object Object],, ,[object Object],, ,[object Object],
,[object Object],:processFades()
,[object Object],)
,[object Object],
,[object Object],
,[object Object], current_time = ,[object Object],.,[object Object],()
,[object Object], level > ,[object Object], ,[object Object], ,[object Object],
,[object Object],
,[object Object], auto_outputs = ,[object Object],:getAutoOutputs(,[object Object],, level)
,[object Object], _, ,[object Object], ,[object Object], ,[object Object],(auto_outputs) ,[object Object],
,[object Object],:smoothRoute(,[object Object],, ,[object Object],, auto_outputs.level ,[object Object], ,[object Object],)
,[object Object],
,[object Object],
,[object Object], ,[object Object], = ,[object Object],, ,[object Object],.outputs ,[object Object],
,[object Object], ,[object Object],.crosspoints[,[object Object],][,[object Object],].level > ,[object Object], ,[object Object],
,[object Object],.crosspoints[,[object Object],][,[object Object],].last_active = current_time
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], outputs = {}
,[object Object], suggested_level = ,[object Object],
,[object Object], ,[object Object], <= ,[object Object], ,[object Object], ,[object Object],
,[object Object], level > ,[object Object], ,[object Object],
,[object Object],
outputs = {,[object Object],, ,[object Object],, ,[object Object],, ,[object Object],}
suggested_level = ,[object Object],
,[object Object],
,[object Object],
outputs = {,[object Object],, ,[object Object],}
suggested_level = ,[object Object],
,[object Object],
,[object Object],
,[object Object], ,[object Object],:isVideoCallActive() ,[object Object],
,[object Object],.,[object Object],(outputs, ,[object Object],)
,[object Object],.,[object Object],(outputs, ,[object Object],)
,[object Object],
,[object Object], ,[object Object], <= ,[object Object], ,[object Object], ,[object Object],
outputs = {,[object Object],, ,[object Object],} ,[object Object],
suggested_level = ,[object Object],
,[object Object], ,[object Object], <= ,[object Object], ,[object Object], ,[object Object],
outputs = {,[object Object],, ,[object Object],} ,[object Object],
suggested_level = ,[object Object],
,[object Object],
,[object Object], {outputs = outputs, level = suggested_level}
,[object Object],
,[object Object],
,[object Object], crosspoint = ,[object Object],.crosspoints[,[object Object],][,[object Object],]
,[object Object], ,[object Object],.,[object Object],(crosspoint.level - target_level) > ,[object Object], ,[object Object],
crosspoint.fade_target = target_level
crosspoint.muted = ,[object Object],
,[object Object],
,[object Object],:startFade(,[object Object],, ,[object Object],)
,[object Object],
,[object Object],
,[object Object],
,[object Object], crosspoint = ,[object Object],.crosspoints[,[object Object],][,[object Object],]
,[object Object], current_level = crosspoint.level
,[object Object], target_level = crosspoint.fade_target
,[object Object], steps = ,[object Object],.,[object Object],(,[object Object],.fade_time * ,[object Object],) ,[object Object],
,[object Object], step_size = (target_level - current_level) / steps
crosspoint.fade_step = step_size
crosspoint.fade_steps_remaining = steps
,[object Object],
,[object Object],
,[object Object], ,[object Object], = ,[object Object],, ,[object Object],.inputs ,[object Object],
,[object Object], ,[object Object], = ,[object Object],, ,[object Object],.outputs ,[object Object],
,[object Object], cp = ,[object Object],.crosspoints[,[object Object],][,[object Object],]
,[object Object], cp.fade_steps_remaining ,[object Object], cp.fade_steps_remaining > ,[object Object], ,[object Object],
cp.level = cp.level + cp.fade_step
cp.fade_steps_remaining = cp.fade_steps_remaining - ,[object Object],
,[object Object],
,[object Object], control_name = ,[object Object], .. ,[object Object], .. ,[object Object], .. ,[object Object], .. ,[object Object],
Controls[control_name].Value = cp.level
,[object Object],
,[object Object], cp.fade_steps_remaining == ,[object Object], ,[object Object],
cp.level = cp.fade_target
cp.fade_step = ,[object Object],
cp.fade_steps_remaining = ,[object Object],
,[object Object],
,[object Object], cp.level <= ,[object Object], ,[object Object],
cp.muted = ,[object Object],
,[object Object], mute_control = ,[object Object], .. ,[object Object], .. ,[object Object], .. ,[object Object], .. ,[object Object],
Controls[mute_control].Boolean = ,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], uc_level = Controls[,[object Object],].Value
,[object Object], uc_connected = Controls[,[object Object],].Boolean
,[object Object], uc_connected ,[object Object], uc_level > ,[object Object],
,[object Object],
,[object Object],
,[object Object], snapshot = {
name = name,
timestamp = ,[object Object],.,[object Object],(),
crosspoints = {}
}
,[object Object],
,[object Object], ,[object Object], = ,[object Object],, ,[object Object],.inputs ,[object Object],
snapshot.crosspoints[,[object Object],] = {}
,[object Object], ,[object Object], = ,[object Object],, ,[object Object],.outputs ,[object Object],
,[object Object], cp = ,[object Object],.crosspoints[,[object Object],][,[object Object],]
snapshot.crosspoints[,[object Object],][,[object Object],] = {
level = cp.level,
muted = cp.muted
}
,[object Object],
,[object Object],
,[object Object],
,[object Object],.snapshots = ,[object Object],.snapshots ,[object Object], {}
,[object Object],.snapshots[name] = snapshot
,[object Object],(,[object Object], .. name .. ,[object Object],)
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object], snapshot = ,[object Object],.snapshots ,[object Object], ,[object Object],.snapshots[name]
,[object Object], ,[object Object], snapshot ,[object Object],
,[object Object],(,[object Object], .. name .. ,[object Object],)
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object], ,[object Object], = ,[object Object],, ,[object Object],.inputs ,[object Object],
,[object Object], ,[object Object], = ,[object Object],, ,[object Object],.outputs ,[object Object],
,[object Object], saved_cp = snapshot.crosspoints[,[object Object],][,[object Object],]
,[object Object], saved_cp ,[object Object],
,[object Object],:smoothRoute(,[object Object],, ,[object Object],, saved_cp.level)
,[object Object],.crosspoints[,[object Object],][,[object Object],].muted = saved_cp.muted
,[object Object],
,[object Object],
,[object Object],
,[object Object],(,[object Object], .. name .. ,[object Object],)
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object], intelligentMatrix = MatrixIntelligent.new(,[object Object],, ,[object Object],)
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
intelligentMatrix.auto_routing = control.Boolean
,[object Object],(,[object Object], .. (control.Boolean ,[object Object], ,[object Object], ,[object Object], ,[object Object],))
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
,[object Object], snapshot_name = Controls[,[object Object],].String
,[object Object], snapshot_name ,[object Object], snapshot_name ~= ,[object Object], ,[object Object],
intelligentMatrix:createSnapshot(snapshot_name)
,[object Object],
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
,[object Object], snapshot_name = Controls[,[object Object],].String
,[object Object], snapshot_name ,[object Object], snapshot_name ~= ,[object Object], ,[object Object],
intelligentMatrix:recallSnapshot(snapshot_name)
,[object Object],
,[object Object],Testing and Commissioning
Comprehensive Testing Methodology
Proper testing ensures reliable system operation and user satisfaction. Follow this systematic approach:
Pre-Commissioning Checklist
-
Hardware Verification
- All devices powered and networked
- Firmware versions documented
- I/O connections verified
- Cable testing completed
-
Software Configuration
- Device discovery successful
- Configuration uploaded
- Backup files created
- Version control implemented
-
Signal Flow Testing
- Each input verified
- Processing chains tested
- Output functionality confirmed
- Gain structure optimized
Automated Testing Scripts
Biamp Tesira Testing Framework
javascript
[object Object],
,[object Object], ,[object Object], {
,[object Object],(,[object Object],) {
,[object Object],.,[object Object], = [];
,[object Object],.,[object Object], = [];
,[object Object],.,[object Object], = {
,[object Object],: -,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object],, ,[object Object],
,[object Object],: ,[object Object], ,[object Object],
};
,[object Object],.,[object Object],();
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object],.,[object Object],();
,[object Object],
,[object Object],.,[object Object],();
,[object Object],
,[object Object],.,[object Object],();
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object],.,[object Object],(,[object Object], {
,[object Object],.,[object Object], = devices;
,[object Object],.,[object Object],(,[object Object],);
devices.,[object Object],(,[object Object], {
,[object Object],.,[object Object],(,[object Object],);
});
});
}
,[object Object],(,[object Object],) {
,[object Object],.,[object Object], = [
{
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],.,[object Object],.,[object Object],(,[object Object],),
,[object Object],: ,[object Object],
},
{
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],.,[object Object],.,[object Object],(,[object Object],),
,[object Object],: ,[object Object],
},
{
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],.,[object Object],.,[object Object],(,[object Object],),
,[object Object],: ,[object Object],
},
{
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],.,[object Object],.,[object Object],(,[object Object],),
,[object Object],: ,[object Object],
},
{
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],.,[object Object],.,[object Object],(,[object Object],),
,[object Object],: ,[object Object],
},
{
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],.,[object Object],.,[object Object],(,[object Object],),
,[object Object],: ,[object Object],
},
{
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],.,[object Object],.,[object Object],(,[object Object],),
,[object Object],: ,[object Object],
},
{
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],.,[object Object],.,[object Object],(,[object Object],),
,[object Object],: ,[object Object],
}
];
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object],.,[object Object],(,[object Object],);
,[object Object],(,[object Object], test ,[object Object], ,[object Object],.,[object Object],) {
,[object Object],.,[object Object],(,[object Object],);
,[object Object], {
,[object Object], result = ,[object Object], test.,[object Object],(,[object Object],);
result.,[object Object], = test.,[object Object],;
result.,[object Object], = test.,[object Object],;
result.,[object Object], = ,[object Object], ,[object Object],().,[object Object],();
,[object Object],.,[object Object],.,[object Object],(result);
,[object Object],.,[object Object],(,[object Object],);
,[object Object],(!result.,[object Object], && result.,[object Object],) {
,[object Object],.,[object Object],(,[object Object],);
}
} ,[object Object],(error) {
,[object Object], result = {
,[object Object],: test.,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: test.,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object], ,[object Object],().,[object Object],()
};
,[object Object],.,[object Object],.,[object Object],(result);
,[object Object],.,[object Object],(,[object Object],);
}
}
,[object Object],.,[object Object],();
,[object Object], ,[object Object],.,[object Object],();
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object], results = {
,[object Object],: ,[object Object],,
,[object Object],: [],
,[object Object],: ,[object Object],.,[object Object],.,[object Object],,
,[object Object],: []
};
,[object Object],(,[object Object], device ,[object Object], ,[object Object],.,[object Object],) {
,[object Object], {
,[object Object],
,[object Object], response = ,[object Object], ,[object Object],.,[object Object],(,[object Object],);
,[object Object],(!response || response.,[object Object],) {
results.,[object Object], = ,[object Object],;
results.,[object Object],.,[object Object],(device.,[object Object],);
results.,[object Object],.,[object Object],(,[object Object],);
} ,[object Object], {
results.,[object Object],.,[object Object],(,[object Object],);
}
} ,[object Object],(error) {
results.,[object Object], = ,[object Object],;
results.,[object Object],.,[object Object],(device.,[object Object],);
results.,[object Object],.,[object Object],(,[object Object],);
}
}
,[object Object], results;
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object], results = {
,[object Object],: ,[object Object],,
,[object Object],: [],
,[object Object],: ,[object Object],,
,[object Object],: []
};
,[object Object],
,[object Object], signalPaths = ,[object Object], ,[object Object],.,[object Object],();
,[object Object],(,[object Object], path ,[object Object], signalPaths) {
,[object Object], {
,[object Object],
,[object Object], ,[object Object],.,[object Object],(path.,[object Object],, ,[object Object],.,[object Object],.,[object Object],, ,[object Object],.,[object Object],.,[object Object],);
,[object Object],
,[object Object], ,[object Object],.,[object Object],(,[object Object],);
,[object Object],
,[object Object], outputLevel = ,[object Object], ,[object Object],.,[object Object],(path.,[object Object],);
,[object Object], expectedLevel = ,[object Object],.,[object Object],(path);
,[object Object], tolerance = ,[object Object],; ,[object Object],
,[object Object],(,[object Object],.,[object Object],(outputLevel - expectedLevel) > tolerance) {
results.,[object Object], = ,[object Object],;
results.,[object Object],.,[object Object],(path.,[object Object],);
results.,[object Object],.,[object Object],(,[object Object],);
} ,[object Object], {
results.,[object Object],.,[object Object],(,[object Object],);
}
results.,[object Object],++;
,[object Object],
,[object Object], ,[object Object],.,[object Object],(path.,[object Object],);
} ,[object Object],(error) {
results.,[object Object], = ,[object Object],;
results.,[object Object],.,[object Object],(path.,[object Object],);
results.,[object Object],.,[object Object],(,[object Object],);
}
}
,[object Object], results;
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object], results = {
,[object Object],: ,[object Object],,
,[object Object],: [],
,[object Object],: [],
,[object Object],: {}
};
,[object Object],
,[object Object], aecBlocks = ,[object Object], ,[object Object],.,[object Object],(,[object Object],);
,[object Object],(,[object Object], aec ,[object Object], aecBlocks) {
,[object Object], {
,[object Object],
,[object Object], convergenceTest = ,[object Object], ,[object Object],.,[object Object],(aec);
results.,[object Object],[aec.,[object Object],] = convergenceTest;
,[object Object],(convergenceTest.,[object Object], < ,[object Object],) { ,[object Object],
results.,[object Object], = ,[object Object],;
results.,[object Object],.,[object Object],(,[object Object],);
} ,[object Object], {
results.,[object Object],.,[object Object],(,[object Object],);
}
results.,[object Object],.,[object Object],(aec.,[object Object],);
} ,[object Object],(error) {
results.,[object Object], = ,[object Object],;
results.,[object Object],.,[object Object],(,[object Object],);
}
}
,[object Object], results;
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object],
,[object Object], performance = {
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
};
,[object Object],
,[object Object], micInput = aecInstance.,[object Object],;
,[object Object], refInput = aecInstance.,[object Object],;
,[object Object], aecOutput = aecInstance.,[object Object],;
,[object Object],
,[object Object], ,[object Object],.,[object Object],(aecInstance.,[object Object],, ,[object Object],, ,[object Object],);
,[object Object], ,[object Object],.,[object Object],(refInput, ,[object Object],, -,[object Object],); ,[object Object],
,[object Object], ,[object Object],.,[object Object],(,[object Object],);
,[object Object], echoLevelWithoutAEC = ,[object Object], ,[object Object],.,[object Object],(micInput);
,[object Object],
,[object Object], ,[object Object],.,[object Object],(aecInstance.,[object Object],, ,[object Object],, ,[object Object],);
,[object Object], convergenceStart = ,[object Object],.,[object Object],();
,[object Object], converged = ,[object Object],;
,[object Object], maxConvergenceTime = ,[object Object],; ,[object Object],
,[object Object],(!converged && (,[object Object],.,[object Object],() - convergenceStart) < maxConvergenceTime) {
,[object Object], ,[object Object],.,[object Object],(,[object Object],);
,[object Object], currentEchoLevel = ,[object Object], ,[object Object],.,[object Object],(aecOutput);
,[object Object], reduction = echoLevelWithoutAEC - currentEchoLevel;
,[object Object],(reduction >= ,[object Object],) { ,[object Object],
converged = ,[object Object],;
performance.,[object Object], = ,[object Object],.,[object Object],() - convergenceStart;
performance.,[object Object], = reduction;
}
}
,[object Object],
,[object Object], ,[object Object],.,[object Object],(micInput, ,[object Object],, -,[object Object],); ,[object Object],
,[object Object], ,[object Object],.,[object Object],(,[object Object],);
,[object Object], doubleThalkLevel = ,[object Object], ,[object Object],.,[object Object],(aecOutput);
,[object Object],
performance.,[object Object], = (echoLevelWithoutAEC - doubleThalkLevel) >= ,[object Object],;
,[object Object],
,[object Object], ,[object Object],.,[object Object],(refInput);
,[object Object], ,[object Object],.,[object Object],(micInput);
,[object Object], performance;
}
,[object Object],(,[object Object],) {
,[object Object], report = {
,[object Object],: ,[object Object], ,[object Object],().,[object Object],(),
,[object Object],: ,[object Object],.,[object Object],(),
,[object Object],: ,[object Object],.,[object Object],,
,[object Object],: ,[object Object],.,[object Object],,
,[object Object],: ,[object Object],.,[object Object],()
};
,[object Object],
,[object Object], reportJSON = ,[object Object],.,[object Object],(report, ,[object Object],, ,[object Object],);
,[object Object],.,[object Object],(reportJSON);
,[object Object],
,[object Object],.,[object Object],(report);
,[object Object],.,[object Object],(,[object Object],);
}
,[object Object],(,[object Object],) {
,[object Object], total = ,[object Object],.,[object Object],.,[object Object],;
,[object Object], passed = ,[object Object],.,[object Object],.,[object Object],(,[object Object], r.,[object Object],).,[object Object],;
,[object Object], failed = total - passed;
,[object Object], criticalFailed = ,[object Object],.,[object Object],.,[object Object],(,[object Object], !r.,[object Object], && r.,[object Object],).,[object Object],;
,[object Object], {
,[object Object],: total,
,[object Object],: passed,
,[object Object],: failed,
,[object Object],: criticalFailed,
,[object Object],: criticalFailed === ,[object Object], ? ,[object Object], : ,[object Object],,
,[object Object],: ,[object Object],.,[object Object],((passed / total) * ,[object Object],)
};
}
,[object Object],
,[object Object],(,[object Object],) {
,[object Object], ,[object Object], ,[object Object],(,[object Object], ,[object Object],(resolve, ms));
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object],
,[object Object], ,[object Object],.,[object Object],(instanceTag, ,[object Object],, frequency)
.,[object Object],(,[object Object], ,[object Object],.,[object Object],(instanceTag, ,[object Object],, level))
.,[object Object],(,[object Object], ,[object Object],.,[object Object],(instanceTag, ,[object Object],, ,[object Object],));
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object], ,[object Object],.,[object Object],(instanceTag, ,[object Object],, ,[object Object],);
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object], ,[object Object],.,[object Object],(instanceTag, ,[object Object],);
}
}
,[object Object],
,[object Object], testFramework = ,[object Object], ,[object Object],();
,[object Object],
testFramework.,[object Object],().,[object Object],(,[object Object], {
,[object Object],.,[object Object],(,[object Object],);
,[object Object],.,[object Object],(,[object Object],);
,[object Object],.,[object Object],(,[object Object],);
,[object Object],.,[object Object],(,[object Object],);
});Q-SYS Commissioning Script
lua
[object Object],
CommissioningFramework = {}
CommissioningFramework.,[object Object], = CommissioningFramework
,[object Object],
,[object Object], ,[object Object], = ,[object Object],({}, CommissioningFramework)
,[object Object],.tests = {}
,[object Object],.results = {}
,[object Object],.system_info = {}
,[object Object],:initialize()
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],:collectSystemInfo()
,[object Object],
,[object Object],:setupTestProcedures()
,[object Object],
,[object Object],.report_data = {
start_time = ,[object Object],.,[object Object],(),
tests_run = ,[object Object],,
tests_passed = ,[object Object],,
critical_failures = ,[object Object],
}
,[object Object],
,[object Object],
,[object Object],.system_info = {
core_model = System.LockingId,
core_version = System.Version,
design_name = Design.GetName(),
component_count = #Component.GetComponents(),
control_count = #Controls,
timestamp = ,[object Object],.,[object Object],(,[object Object],)
}
,[object Object],(,[object Object],)
,[object Object], key, value ,[object Object], ,[object Object],(,[object Object],.system_info) ,[object Object],
,[object Object],(,[object Object], .. key .. ,[object Object], .. ,[object Object],(value))
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object],.tests = {
{
name = ,[object Object],,
,[object Object],
,[object Object],(,[object Object], .. ,[object Object],.,[object Object],(,[object Object],, ,[object Object],))
,[object Object],(,[object Object],)
,[object Object],(,[object Object],.,[object Object],(,[object Object],, ,[object Object],))
,[object Object], i, test ,[object Object], ,[object Object],(,[object Object],.tests) ,[object Object],
,[object Object],(,[object Object],.,[object Object],(,[object Object],, i, #,[object Object],.tests, test.name))
,[object Object], start_time = ,[object Object],.,[object Object],()
,[object Object], success, result = ,[object Object],(test.function, ,[object Object],)
,[object Object], duration = ,[object Object],.,[object Object],() - start_time
,[object Object], test_result = {
name = test.name,
passed = success ,[object Object], result.passed,
critical = test.critical,
duration = duration,
details = result ,[object Object], result.details ,[object Object], (success ,[object Object], ,[object Object], ,[object Object], ,[object Object],),
data = result ,[object Object], result.data
}
,[object Object],.,[object Object],(,[object Object],.results, test_result)
,[object Object],.report_data.tests_run = ,[object Object],.report_data.tests_run + ,[object Object],
,[object Object], test_result.passed ,[object Object],
,[object Object],.report_data.tests_passed = ,[object Object],.report_data.tests_passed + ,[object Object],
,[object Object],(,[object Object], .. ,[object Object],.,[object Object],(,[object Object],, duration) .. ,[object Object],)
,[object Object],
,[object Object],(,[object Object], .. ,[object Object],.,[object Object],(,[object Object],, duration) .. ,[object Object],)
,[object Object], test.critical ,[object Object],
,[object Object],.report_data.critical_failures = ,[object Object],.report_data.critical_failures + ,[object Object],
,[object Object],
,[object Object],
,[object Object], test_result.details ,[object Object],
,[object Object],(,[object Object], .. test_result.details)
,[object Object],
,[object Object],
,[object Object],:generateCommissioningReport()
,[object Object], ,[object Object],:getTestSummary()
,[object Object],
,[object Object],
,[object Object], result = {
passed = ,[object Object],,
details = {},
data = {}
}
,[object Object],
,[object Object], cpu_usage = System.Stats.Cpu
result.data.cpu_usage = cpu_usage
,[object Object], cpu_usage > ,[object Object], ,[object Object],
result.passed = ,[object Object],
,[object Object],.,[object Object],(result.details, ,[object Object], .. cpu_usage .. ,[object Object],)
,[object Object],
,[object Object],
,[object Object], memory_usage = System.Stats.Memory
result.data.memory_usage = memory_usage
,[object Object], memory_usage > ,[object Object], ,[object Object],
result.passed = ,[object Object],
,[object Object],.,[object Object],(result.details, ,[object Object], .. memory_usage .. ,[object Object],)
,[object Object],
,[object Object],
,[object Object], temperature = System.Stats.Temperature
result.data.temperature = temperature
,[object Object], temperature > ,[object Object], ,[object Object],
result.passed = ,[object Object],
,[object Object],.,[object Object],(result.details, ,[object Object], .. temperature .. ,[object Object],)
,[object Object],
result.details = ,[object Object],.,[object Object],(result.details, ,[object Object],) ,[object Object], ,[object Object],
,[object Object], result
,[object Object],
,[object Object],
,[object Object], result = {
passed = ,[object Object],,
details = {},
data = {
inputs_tested = ,[object Object],,
outputs_tested = ,[object Object],,
failed_channels = {}
}
}
,[object Object],
,[object Object], i = ,[object Object],, ,[object Object], ,[object Object], ,[object Object],
,[object Object], input_control = ,[object Object], .. i .. ,[object Object],
,[object Object], Controls[input_control] ,[object Object],
result.data.inputs_tested = result.data.inputs_tested + ,[object Object],
,[object Object],
,[object Object], test_passed = ,[object Object],:testAudioChannel(,[object Object],, i)
,[object Object], ,[object Object], test_passed ,[object Object],
result.passed = ,[object Object],
,[object Object],.,[object Object],(result.data.failed_channels, ,[object Object], .. i)
,[object Object],
,[object Object],
,[object Object],
,[object Object],
,[object Object], i = ,[object Object],, ,[object Object], ,[object Object], ,[object Object],
,[object Object], output_control = ,[object Object], .. i .. ,[object Object],
,[object Object], Controls[output_control] ,[object Object],
result.data.outputs_tested = result.data.outputs_tested + ,[object Object],
,[object Object], test_passed = ,[object Object],:testAudioChannel(,[object Object],, i)
,[object Object], ,[object Object], test_passed ,[object Object],
result.passed = ,[object Object],
,[object Object],.,[object Object],(result.data.failed_channels, ,[object Object], .. i)
,[object Object],
,[object Object],
,[object Object],
,[object Object], #result.data.failed_channels > ,[object Object], ,[object Object],
result.details = ,[object Object], .. ,[object Object],.,[object Object],(result.data.failed_channels, ,[object Object],)
,[object Object],
result.details = ,[object Object],.,[object Object],(,[object Object],,
result.data.inputs_tested, result.data.outputs_tested)
,[object Object],
,[object Object], result
,[object Object],
,[object Object],
,[object Object],
,[object Object], control_name = ,[object Object], .. ,[object Object],:,[object Object],(,[object Object],, ,[object Object],.,[object Object],) .. ,[object Object], .. channel .. ,[object Object],
,[object Object], ,[object Object], Controls[control_name] ,[object Object],
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object], original_level = Controls[control_name].Value
,[object Object],
Controls[control_name].Value = ,[object Object],
Timer.CallAfter(,[object Object],
,[object Object],
,[object Object], new_level = Controls[control_name].Value
,[object Object], ,[object Object],.,[object Object],(new_level - (,[object Object],)) > ,[object Object], ,[object Object],
,[object Object], ,[object Object],
,[object Object],
,[object Object],
Controls[control_name].Value = original_level
,[object Object],, ,[object Object],)
,[object Object], ,[object Object],
,[object Object],
,[object Object],
,[object Object], report = {
system_info = ,[object Object],.system_info,
test_summary = ,[object Object],:getTestSummary(),
detailed_results = ,[object Object],.results,
timestamp = ,[object Object],.,[object Object],(,[object Object],)
}
,[object Object],
,[object Object], report_text = ,[object Object],:formatReport(report)
,[object Object],
,[object Object], ,[object Object], ,[object Object],
,[object Object], filename = ,[object Object], .. ,[object Object],.,[object Object],(,[object Object],) .. ,[object Object],
,[object Object], file = ,[object Object],.,[object Object],(filename, ,[object Object],)
,[object Object], file ,[object Object],
file:,[object Object],(report_text)
file:,[object Object],()
,[object Object],(,[object Object], .. filename)
,[object Object],
,[object Object],
,[object Object],(,[object Object], .. report_text)
,[object Object],
,[object Object],
,[object Object], summary = {
total_tests = ,[object Object],.report_data.tests_run,
passed_tests = ,[object Object],.report_data.tests_passed,
failed_tests = ,[object Object],.report_data.tests_run - ,[object Object],.report_data.tests_passed,
critical_failures = ,[object Object],.report_data.critical_failures,
pass_rate = ,[object Object],.,[object Object],((,[object Object],.report_data.tests_passed / ,[object Object],.report_data.tests_run) * ,[object Object],),
overall_status = (,[object Object],.report_data.critical_failures == ,[object Object],) ,[object Object], ,[object Object], ,[object Object], ,[object Object],
}
,[object Object], summary
,[object Object],
,[object Object],
,[object Object], commissioning = CommissioningFramework.new()
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
,[object Object],(,[object Object],)
commissioning:runAllTests()
,[object Object],
,[object Object],
Controls[,[object Object],].EventHandler = ,[object Object],
,[object Object], result = commissioning:testCoreHealth()
,[object Object],(,[object Object], .. (result.passed ,[object Object], ,[object Object], ,[object Object], ,[object Object],))
,[object Object],(,[object Object], .. result.details)
,[object Object],Advanced Programming Techniques
Dynamic Configuration Systems
Modern DSP systems benefit from adaptive, intelligent configuration that responds to changing conditions.
Self-Optimizing Audio System
javascript
[object Object],
,[object Object], ,[object Object], {
,[object Object],(,[object Object],) {
,[object Object],.,[object Object], = ,[object Object],;
,[object Object],.,[object Object], = ,[object Object],; ,[object Object],
,[object Object],.,[object Object], = {
,[object Object],: {},
,[object Object],: {},
,[object Object],: {},
,[object Object],: {}
};
,[object Object],.,[object Object], = {
,[object Object],: ,[object Object], ,[object Object],(),
,[object Object],: ,[object Object], ,[object Object],(),
,[object Object],: ,[object Object], ,[object Object],()
};
,[object Object],.,[object Object],();
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object],.,[object Object],();
,[object Object],
,[object Object],.,[object Object],();
,[object Object],
,[object Object],.,[object Object],();
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object],(,[object Object], {
,[object Object],.,[object Object],();
,[object Object],.,[object Object],();
,[object Object],.,[object Object],();
}, ,[object Object],); ,[object Object],
,[object Object],
,[object Object],.,[object Object],(,[object Object],, ,[object Object],, ,[object Object], {
,[object Object],.,[object Object],(data);
});
,[object Object],
,[object Object],.,[object Object],(,[object Object],, ,[object Object],, ,[object Object], {
,[object Object],.,[object Object],(data);
});
}
,[object Object],(,[object Object],) {
,[object Object], acousticData = {
,[object Object],: ,[object Object],.,[object Object],(),
,[object Object],: ,[object Object],.,[object Object],(),
,[object Object],: ,[object Object],.,[object Object],(),
,[object Object],: ,[object Object],.,[object Object],(),
,[object Object],: ,[object Object],.,[object Object],()
};
,[object Object],.,[object Object],.,[object Object],[acousticData.,[object Object],] = acousticData;
,[object Object],
,[object Object],(,[object Object],.,[object Object],(acousticData)) {
,[object Object],.,[object Object],(,[object Object],);
}
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], analysis = ,[object Object],.,[object Object],.,[object Object],.,[object Object],(speechData);
,[object Object],
,[object Object],(analysis.,[object Object], !== ,[object Object],.,[object Object],) {
,[object Object],.,[object Object],(analysis.,[object Object],);
,[object Object],.,[object Object], = analysis.,[object Object],;
}
,[object Object],
,[object Object],(analysis.,[object Object], === ,[object Object],) {
,[object Object],.,[object Object],();
} ,[object Object], ,[object Object],(analysis.,[object Object], === ,[object Object],) {
,[object Object],.,[object Object],();
}
,[object Object],
,[object Object],.,[object Object],.,[object Object],[,[object Object],.,[object Object],()] = analysis;
}
,[object Object],(,[object Object],) {
,[object Object], strategy = {
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
}[,[object Object],.,[object Object],(speakerCount, ,[object Object],)] || ,[object Object],;
,[object Object],(strategy) {
,[object Object], ,[object Object],:
,[object Object],.,[object Object],();
,[object Object],;
,[object Object], ,[object Object],:
,[object Object],.,[object Object],();
,[object Object],;
,[object Object], ,[object Object],:
,[object Object],.,[object Object],();
,[object Object],;
,[object Object],:
,[object Object],.,[object Object],();
}
,[object Object],.,[object Object],(,[object Object],);
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], config = {
,[object Object],: ,[object Object],,
,[object Object],: -,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: -,[object Object],
};
,[object Object],.,[object Object],(config);
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], config = {
,[object Object],: ,[object Object],,
,[object Object],: -,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: -,[object Object],,
,[object Object],: -,[object Object], ,[object Object],
};
,[object Object],.,[object Object],(config);
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], presenterMic = ,[object Object],.,[object Object],();
,[object Object],(presenterMic) {
,[object Object],
,[object Object],.,[object Object],(,[object Object],, ,[object Object],, -,[object Object],);
,[object Object],(,[object Object], i = ,[object Object],; i <= ,[object Object],; i++) {
,[object Object],(i !== presenterMic) {
,[object Object],.,[object Object],(,[object Object],, ,[object Object],, -,[object Object],);
}
}
,[object Object],
,[object Object],.,[object Object],(,[object Object],, ,[object Object],, ,[object Object],);
,[object Object],.,[object Object],(,[object Object],, ,[object Object],, ,[object Object],);
}
,[object Object],.,[object Object],(,[object Object],);
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], micLevels = [];
,[object Object],(,[object Object], i = ,[object Object],; i <= ,[object Object],; i++) {
,[object Object], level = ,[object Object],.,[object Object],(,[object Object],, ,[object Object],);
,[object Object], activity = ,[object Object],.,[object Object],(,[object Object],, ,[object Object],);
micLevels.,[object Object],({
,[object Object],: i,
,[object Object],: level,
,[object Object],: activity,
,[object Object],: ,[object Object],.,[object Object],(i)
});
}
,[object Object],
micLevels.,[object Object],(,[object Object], b.,[object Object], - a.,[object Object],);
,[object Object], micLevels[,[object Object],].,[object Object],;
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object], history = ,[object Object],.,[object Object],.,[object Object],;
,[object Object], score = ,[object Object],;
,[object Object],
,[object Object], activityConsistency = ,[object Object],.,[object Object],(channel, history);
score += activityConsistency * ,[object Object],;
,[object Object],
,[object Object], speechQuality = ,[object Object],.,[object Object],(channel, history);
score += speechQuality * ,[object Object],;
,[object Object],
,[object Object], positionScore = ,[object Object],.,[object Object],(channel);
score += positionScore * ,[object Object],;
,[object Object],
,[object Object], userPreference = ,[object Object],.,[object Object],(channel);
score += userPreference * ,[object Object],;
,[object Object], score;
}
,[object Object],(,[object Object],) {
,[object Object],(,[object Object], {
,[object Object],(,[object Object],.,[object Object],) {
,[object Object],.,[object Object],();
}
}, ,[object Object],.,[object Object],);
}
,[object Object],(,[object Object],) {
,[object Object],.,[object Object],(,[object Object],);
,[object Object],
,[object Object], insights = ,[object Object],.,[object Object],();
,[object Object],
,[object Object], recommendations = ,[object Object],.,[object Object],(insights);
,[object Object],
,[object Object], safeOptimizations = recommendations.,[object Object],(,[object Object], r.,[object Object], === ,[object Object],);
,[object Object],.,[object Object],(safeOptimizations);
,[object Object],
,[object Object], riskyOptimizations = recommendations.,[object Object],(,[object Object], r.,[object Object], === ,[object Object],);
,[object Object],.,[object Object],(riskyOptimizations);
,[object Object],.,[object Object],(,[object Object],);
}
,[object Object],(,[object Object],) {
,[object Object], recommendations = [];
,[object Object],
,[object Object],(insights.,[object Object],.,[object Object],) {
recommendations.,[object Object],({
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: insights.,[object Object],.,[object Object],,
,[object Object],: insights.,[object Object],.,[object Object],,
,[object Object],: ,[object Object],
});
}
,[object Object],
,[object Object],(insights.,[object Object],.,[object Object], !== ,[object Object],.,[object Object],()) {
recommendations.,[object Object],({
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: {,[object Object],: insights.,[object Object],.,[object Object],},
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],
});
}
,[object Object],
,[object Object],(insights.,[object Object],.,[object Object],.,[object Object], > ,[object Object],) {
recommendations.,[object Object],({
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: insights.,[object Object],.,[object Object],,
,[object Object],: ,[object Object],,
,[object Object],: ,[object Object], ,[object Object],
});
}
,[object Object], recommendations;
}
,[object Object],(,[object Object],) {
,[object Object],(,[object Object], opt ,[object Object], optimizations) {
,[object Object], {
,[object Object],(opt.,[object Object],) {
,[object Object], ,[object Object],:
,[object Object],.,[object Object],(opt.,[object Object],);
,[object Object],;
,[object Object], ,[object Object],:
,[object Object],.,[object Object],(opt.,[object Object],);
,[object Object],;
,[object Object], ,[object Object],:
,[object Object],.,[object Object],(opt.,[object Object],);
,[object Object],;
}
,[object Object],.,[object Object],(,[object Object],);
} ,[object Object],(error) {
,[object Object],.,[object Object],(,[object Object],);
}
}
}
,[object Object],
,[object Object],(,[object Object],) {
,[object Object],
,[object Object],.,[object Object],();
,[object Object],
,[object Object],.,[object Object],();
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object],
,[object Object],.,[object Object], = ,[object Object], tf.,[object Object],(,[object Object],);
,[object Object],
,[object Object],.,[object Object], = ,[object Object], tf.,[object Object],(,[object Object],);
,[object Object],
,[object Object],.,[object Object], = ,[object Object], tf.,[object Object],(,[object Object],);
,[object Object],.,[object Object],(,[object Object],);
}
,[object Object],(,[object Object],) {
,[object Object],
,[object Object],(,[object Object], {
,[object Object],.,[object Object],();
}, ,[object Object], * ,[object Object], * ,[object Object], * ,[object Object],); ,[object Object],
}
,[object Object], ,[object Object],(,[object Object],) {
,[object Object],.,[object Object],(,[object Object],);
,[object Object],
,[object Object], trainingData = ,[object Object],.,[object Object],();
,[object Object],
,[object Object], ,[object Object],.,[object Object],(trainingData.,[object Object],);
,[object Object],
,[object Object], ,[object Object],.,[object Object],(trainingData.,[object Object],);
,[object Object],
,[object Object], ,[object Object],.,[object Object],(trainingData.,[object Object],);
,[object Object],.,[object Object],(,[object Object],);
}
}
,[object Object],
,[object Object], intelligentSystem = ,[object Object], ,[object Object],();
,[object Object],
,[object Object], ,[object Object],(,[object Object],) {
intelligentSystem.,[object Object], = ,[object Object],;
,[object Object],.,[object Object],(,[object Object],);
}
,[object Object], ,[object Object],(,[object Object],) {
intelligentSystem.,[object Object], = ,[object Object],;
,[object Object],.,[object Object],(,[object Object],);
}
,[object Object], ,[object Object],(,[object Object],) {
intelligentSystem.,[object Object],();
}This comprehensive DSP programming fundamentals guide provides AV professionals with the knowledge, tools, and techniques needed to excel in modern audio system design and implementation. From basic signal flow concepts to advanced machine learning integration, this resource covers the full spectrum of DSP programming across major platforms.
The key to mastering DSP programming lies in understanding the fundamentals, practicing with real systems, and staying current with evolving technologies. Start with basic configurations, build complexity gradually, and always prioritize system reliability and user experience.
Remember that effective DSP programming is both an art and a science – technical precision combined with creative problem-solving leads to exceptional audio systems that exceed client expectations and stand the test of time.
End of documentation