AV Platform SDK Documentation

# Clone the repository
git clone https://github.com/your-org/av-platform-sdk.git
cd av-platform-sdk

# Install dependencies
npm install

# Set up environment variables
cp .env.example .env.local

# Initialize device library
npm run init-devices

# Start the development server
npm run dev

import { AVSystem, Device, SignalFlow } from '@/lib/av-core'

// Create a simple conference room system
const conferenceRoom = new AVSystem({
  name: 'Executive Conference Room',
  devices: [
    new Device({
      type: 'display',
      manufacturer: 'Samsung',
      model: 'QM85R',
      protocol: 'rs232',
      address: '/dev/ttyUSB0'
    }),
    new Device({
      type: 'audio_dsp',
      manufacturer: 'QSC',
      model: 'Core110f',
      protocol: 'tcp',
      address: '192.168.1.100'
    })
  ]
})

// Define signal routing
conferenceRoom.addSignalPath({
  source: 'laptop_input',
  destination: 'display_1',
  processing: ['scaler', 'edid_manager']
})

interface AVDevice {
  // Device identification
  id: string
  manufacturer: string
  model: string
  firmwareVersion?: string
  
  // Communication settings
  protocol: 'rs232' | 'tcp' | 'udp' | 'websocket' | 'ssh' | 'telnet'
  connection: {
    address: string  // COM port or IP address
    port?: number
    baudRate?: number
    dataBits?: number
    stopBits?: number
    parity?: 'none' | 'even' | 'odd'
  }
  
  // Device capabilities
  capabilities: DeviceCapability[]
  commands: DeviceCommand[]
  feedback: FeedbackPattern[]
  
  // Real-time status
  status: DeviceStatus
  lastSeen: Date
}

// Example: Samsung Display Driver
export const SamsungQM85R: DeviceDefinition = {
  manufacturer: 'Samsung',
  model: 'QM85R',
  type: 'display',
  
  commands: {
    power: {
      on: Buffer.from([0xAA, 0x11, 0x00, 0x01, 0x01, 0x13]),
      off: Buffer.from([0xAA, 0x11, 0x00, 0x01, 0x00, 0x12]),
      query: Buffer.from([0xAA, 0x11, 0x00, 0x00, 0x11])
    },
    input: {
      hdmi1: Buffer.from([0xAA, 0x14, 0x00, 0x01, 0x21, 0x36]),
      hdmi2: Buffer.from([0xAA, 0x14, 0x00, 0x01, 0x23, 0x38]),
      displayport: Buffer.from([0xAA, 0x14, 0x00, 0x01, 0x25, 0x3A])
    },
    volume: {
      set: (level: number) => {
        const checksum = (0xAA + 0x12 + 0x00 + 0x01 + level) & 0xFF
        return Buffer.from([0xAA, 0x12, 0x00, 0x01, level, checksum])
      }
    }
  },
  
  feedback: {
    power: {
      pattern: /\xAA\xFF\x00\x03\x41[\x00\x01]/,
      parse: (data: Buffer) => data[5] === 0x01 ? 'on' : 'off'
    }
  },
  
  timing: {
    commandDelay: 100,  // ms between commands
    responseTimeout: 500,
    warmupTime: 45000  // 45 seconds from cold start
  }
}

// Natural language to protocol command
const command = await protocolEngine.generate({
  device: 'Samsung QM85R',
  action: 'Turn on the display and switch to HDMI 1'
})

// Result:
// [
//   { hex: 'AA 11 00 01 01 13', description: 'Power On' },
//   { delay: 1000 },
//   { hex: 'AA 14 00 01 21 36', description: 'Switch to HDMI 1' }
// ]

interface SignalPath {
  id: string
  type: 'audio' | 'video' | 'usb' | 'control'
  source: DevicePort
  destination: DevicePort
  
  // Signal processing chain
  processing: ProcessingNode[]
  
  // Routing configuration
  routing: {
    matrix?: MatrixConfig
    priority: number
    autoSwitch: boolean
  }
  
  // Signal characteristics
  format: SignalFormat
  resolution?: VideoResolution
  audioChannels?: number
  sampleRate?: number
}

// Model a QSC Q-SYS audio flow
const audioFlow = new AudioSignalFlow({
  inputs: [
    { id: 'mic_1', type: 'analog', phantom: true },
    { id: 'mic_2', type: 'analog', phantom: true }
  ],
  
  processing: [
    { type: 'automixer', 
      config: { mode: 'gating', holdTime: 400 } },
    { type: 'aec', 
      config: { tailLength: 200 } },
    { type: 'compressor', 
      config: { threshold: -20, ratio: 3 } }
  ],
  
  outputs: [
    { id: 'speaker_out', type: 'analog', channels: 2 },
    { id: 'usb_out', type: 'usb', device: 'teams_room' }
  ]
})

// Universal control logic (compiles to platform-specific code)
class ConferenceRoomControl extends AVControlSystem {
  @Device('display_1') display: Display
  @Device('audio_dsp') dsp: AudioProcessor
  @Device('vc_codec') codec: VideoConferenceCodec
  
  @TouchPanel('main_panel')
  setupUI(panel: TouchPanel) {
    panel.button('power_on').onPress = () => this.powerOnSequence()
    panel.button('vc_call').onPress = () => this.startVideoCall()
    panel.slider('volume').onChange = (val) => this.setVolume(val)
  }
  
  async powerOnSequence() {
    await this.display.setPower(true)
    await this.wait(2000)  // Display warmup
    await this.dsp.recall('conference_preset')
    await this.updateUI({ mode: 'active' })
  }
  
  @Scheduled('0 18 * * *')  // 6 PM daily
  async autoShutdown() {
    if (!this.codec.inCall) {
      await this.powerOffSequence()
    }
  }
}

import { QSYSCore } from '@/lib/platforms/qsys'

const core = new QSYSCore({
  host: '192.168.1.100',
  port: 1710,
  username: 'admin',
  password: 'admin'
})

// Control named components
await core.component('gain_1').set('gain', -10)
await core.component('router_1').set('select', 3)

// Monitor changes
core.component('level_meter').onChange('level', (value) => {
  console.log('Audio level:', value)
})

// Write modern TypeScript, compile to SIMPL#
@CrestronDevice('pro4')
class MeetingRoomSystem extends CrestronControlSystem {
  @SerialPort(1) display: SamsungDisplay
  @EthernetDevice('192.168.1.50') lighting: LutronQuantum
  
  @SmartGraphics('meeting_room.vtp')
  touchPanel: XPanel
  
  async initialize() {
    this.touchPanel.onSmartObject('source_list', (item) => {
      this.routeSource(item.index)
    })
  }
}

// Ask the Protocol Agent
const response = await protocolAgent.query({
  question: "How do I control a Kramer VS-88H matrix switcher?",
  context: {
    model: 'VS-88H',
    connection: 'rs232',
    task: 'route input 3 to output 5'
  }
})

// Agent responds with:
// Protocol: Kramer Protocol 2000
// Command: #VID 3>5
// Hex: 23 56 49 44 20 33 3E 35 0D
// Timing: Wait 25ms for acknowledgment

// Create virtual AV devices
const virtualLab = new VirtualAVLab()

// Add a virtual display
const display = await virtualLab.addDevice({
  type: 'display',
  model: 'Samsung QM85R',
  behavior: {
    powerOnTime: 45000,  // 45 seconds
    inputSwitchTime: 500,
    supportedInputs: ['hdmi1', 'hdmi2', 'displayport']
  }
})

// Add virtual audio DSP
const dsp = await virtualLab.addDevice({
  type: 'audio_processor',
  model: 'Biamp TesiraFORTE',
  channels: { inputs: 12, outputs: 8 },
  dspBlocks: ['aec', 'automixer', 'matrix', 'eq']
})

// Test system behavior
await virtualLab.runTest({
  name: 'Morning Startup Sequence',
  steps: [
    { action: 'power_on_all', expectedTime: 50000 },
    { action: 'route_audio', verify: 'signal_present' },
    { action: 'adjust_levels', target: -10 }
  ]
})

// Define commissioning plan
const commissioning = new CommissioningPlan({
  system: 'Executive Boardroom',
  
  tests: [
    {
      name: 'Device Communication',
      verify: ['all_devices_responding', 'firmware_versions']
    },
    {
      name: 'Audio Calibration',
      steps: [
        'generate_pink_noise',
        'measure_spl_at_positions',
        'calculate_eq_curve',
        'verify_speech_intelligibility'
      ]
    },
    {
      name: 'Video Signal Integrity',
      verify: ['edid_management', 'hdcp_compliance', '4k60_support']
    },
    {
      name: 'Control System',
      verify: ['all_buttons_mapped', 'feedback_working', 'presets_recall']
    }
  ]
})

// Execute commissioning
const results = await commissioningAgent.execute(commissioning)

// Generate report
await commissioningAgent.generateReport({
  format: 'pdf',
  include: ['test_results', 'photos', 'measurements', 'sign_off']
})

{
  "command": "setPower",
  "parameters": {
    "state": "on"
  },
  "verify": true
}

{
  "deviceId": "display_1",
  "online": true,
  "status": {
    "power": "on",
    "input": "hdmi1",
    "volume": 25,
    "temperature": 42.5
  },
  "lastSeen": "2024-01-15T10:30:00Z",
  "errors": []
}

// Real-time device monitoring
const ws = new WebSocket('ws://localhost:3000/api/devices/monitor')

ws.on('message', (data) => {
  const event = JSON.parse(data)
  
  switch (event.type) {
    case 'device.status':
      updateDeviceUI(event.deviceId, event.status)
      break
    case 'device.error':
      handleDeviceError(event.deviceId, event.error)
      break
    case 'signal.change':
      updateSignalFlow(event.path, event.active)
      break
  }
})

class VirtualDisplay extends VirtualDevice {
  state = {
    power: 'off',
    input: 'hdmi1',
    volume: 50,
    warming: false
  }
  
  async handleCommand(cmd: DeviceCommand) {
    switch (cmd.type) {
      case 'power':
        if (cmd.value === 'on' && this.state.power === 'off') {
          this.state.warming = true
          this.respond({ status: 'warming' })
          
          // Simulate warmup time
          setTimeout(() => {
            this.state.warming = false
            this.state.power = 'on'
            this.respond({ status: 'ready' })
          }, this.config.warmupTime)
        }
        break
        
      case 'input':
        if (this.state.power === 'on' && !this.state.warming) {
          // Simulate input switch delay
          await this.delay(500)
          this.state.input = cmd.value
          this.respond({ input: cmd.value })
        }
        break
    }
  }
}

// Complete boardroom system with AI assistance
const boardroom = await AVSystemDesigner.create({
  roomType: 'executive_boardroom',
  capacity: 20,
  
  requirements: [
    'wireless_presentation',
    'video_conferencing',
    'room_combining',
    'recording_capability',
    'lighting_control',
    'shade_control'
  ],
  
  preferences: {
    brands: ['Crestron', 'QSC', 'Samsung', 'Shure'],
    budget: 'premium',
    aesthetics: 'minimal_visible_equipment'
  }
})

// AI generates complete system:
// - Equipment list with model numbers
// - Rack elevation drawings
// - Cable schedules
// - Control system code
// - Touch panel layouts
// - Commissioning checklist

// Hybrid learning classroom
const classroom = new HybridClassroom({
  displays: [
    { position: 'front', size: 98, count: 2 },
    { position: 'confidence', size: 32, count: 1 }
  ],
  
  audio: {
    microphones: 'ceiling_array',
    speakers: 'distributed_ceiling',
    processing: 'auto_mixing_with_camera_tracking'
  },
  
  cameras: [
    { type: 'ptz', position: 'rear', preset: 'instructor' },
    { type: 'ptz', position: 'side', preset: 'whiteboard' },
    { type: 'overview', position: 'rear_wide' }
  ],
  
  streaming: {
    platform: 'zoom_rooms',
    recording: 'panopto',
    overflow: 'adjacent_classroom'
  }
})

const tesira = new BiampTesira({
  host: '192.168.1.200',
  port: 23 // Telnet
})

// Control DSP blocks
await tesira.set('Level1', 'level', -10)
await tesira.get('Meter1', 'level')

// User request: "Create a corporate boardroom AV system"

orchestrator.processRequest({
  type: "system_design",
  requirements: [
    "20 person capacity",
    "Video conferencing",
    "Wireless presentation",
    "Room combining capability"
  ]
})

// Orchestrator delegates to:
// 1. Signal Flow Agent → Design routing architecture
// 2. Protocol Agent → Select compatible devices
// 3. Hardware Emulation → Test system virtually
// 4. Commissioning Agent → Create test procedures

const customProtocol = new ProtocolDefinition({
  name: 'MyDevice Protocol',
  transport: 'tcp',
  encoding: 'ascii',
  terminator: '\r\n',
  commands: {
    power: { on: 'PWR ON', off: 'PWR OFF' }
  }
})