Requirements

Comprehensive system requirements specification for the C Pro camera system, covering functional, non-functional, technical, and business requirements.

Overview

This document defines all requirements for the C Pro camera system, providing a complete specification for system capabilities, constraints, and quality attributes.

graph TB A[Requirements] --> B{Requirement Types} B -->|What the system does| C[Functional Requirements] B -->|How well it does it| D[Non-Functional Requirements] B -->|Technical constraints| E[Technical Requirements] B -->|Business needs| F[Business Requirements] C --> C1[Camera Control] C --> C2[Video Processing] C --> C3[API Services] C --> C4[User Management] D --> D1[Performance] D --> D2[Security] D --> D3[Reliability] D --> D4[Usability] E --> E1[Hardware Requirements] E --> E2[Software Dependencies] E --> E3[Platform Constraints] E --> E4[Integration Requirements] F --> F1[Market Requirements] F --> F2[Compliance Requirements] F --> F3[Cost Requirements] F --> F4[Timeline Requirements]

Functional Requirements

FR-001: Camera Control and Configuration

FR-001.1: Camera Device Management

Priority: Critical
Description: The system shall provide comprehensive camera device management capabilities.

Requirements:
- FR-001.1.1: System shall automatically detect available camera devices on startup
- FR-001.1.2: System shall support V4L2-compatible camera devices
- FR-001.1.3: System shall support USB UVC camera devices
- FR-001.1.4: System shall provide device capability enumeration
- FR-001.1.5: System shall handle device connection/disconnection events
- FR-001.1.6: System shall support multiple camera devices simultaneously

Acceptance Criteria:
- Camera detection completes within 5 seconds of system startup
- All connected V4L2/UVC devices are properly identified
- Device capabilities (resolutions, formats, frame rates) are accurately reported
- System gracefully handles device disconnection without crashing
- Support for minimum 4 concurrent camera devices

FR-001.2: Video Resolution and Quality Control

Priority: High
Description: The system shall provide configurable video resolution and quality settings.

Requirements:
- FR-001.2.1: Support for standard resolutions: 640x480, 1280x720, 1920x1080, 3840x2160
- FR-001.2.2: Support for custom resolution configuration within device limits
- FR-001.2.3: Configurable frame rates: 15, 25, 30, 60 FPS
- FR-001.2.4: Adjustable video quality/bitrate settings
- FR-001.2.5: Real-time resolution changes without system restart
- FR-001.2.6: Automatic fallback to supported resolutions if requested unavailable

Acceptance Criteria:
- Resolution changes applied within 3 seconds
- Frame rate adjustments take effect immediately
- Quality settings affect file size appropriately
- Unsupported settings gracefully rejected with error message

FR-001.3: Video Format Support

Priority: High
Description: The system shall support multiple video formats for streaming and recording.

Requirements:
- FR-001.3.1: H.264 video encoding for streaming and recording
- FR-001.3.2: MJPEG support for legacy compatibility
- FR-001.3.3: Raw YUV format support for uncompressed capture
- FR-001.3.4: Configurable compression levels for each format
- FR-001.3.5: Format-specific parameter configuration (GOP size, profile, level)

Acceptance Criteria:
- All specified formats produce valid video output
- Format switching without service interruption
- Compression parameters affect output as expected
- Format compatibility with standard players/viewers

FR-002: Video Streaming

FR-002.1: RTSP Streaming Service

Priority: Critical
Description: The system shall provide RTSP-based video streaming capabilities.

Requirements:
- FR-002.1.1: RTSP server on configurable port (default 554)
- FR-002.1.2: Support for multiple concurrent RTSP clients
- FR-002.1.3: RTP/UDP and RTP/TCP transport options
- FR-002.1.4: RTSP authentication support
- FR-002.1.5: Multiple streaming profiles (live, playback)
- FR-002.1.6: Stream URL format: rtsp://host:port/[profile]

Acceptance Criteria:
- RTSP service starts within 2 seconds
- Minimum 10 concurrent clients supported
- Authentication properly restricts access
- Standard RTSP clients can connect and view streams
- Stream latency under 500ms on local network

FR-002.2: WebRTC Streaming

Priority: Medium
Description: The system shall provide WebRTC streaming for browser-based clients.

Requirements:
- FR-002.2.1: WebRTC peer connection establishment
- FR-002.2.2: ICE candidate exchange via WebSocket signaling
- FR-002.2.3: STUN/TURN server support for NAT traversal
- FR-002.2.4: Adaptive bitrate streaming based on network conditions
- FR-002.2.5: Browser compatibility (Chrome, Firefox, Safari, Edge)

Acceptance Criteria:
- WebRTC connection established within 5 seconds
- Stream quality adapts to network conditions
- Works through NAT/firewall configurations
- Low latency streaming (under 200ms)

FR-003: Video Recording and Storage

FR-003.1: Local Recording

Priority: High
Description: The system shall provide local video recording capabilities.

Requirements:
- FR-003.1.1: On-demand recording start/stop via API
- FR-003.1.2: Scheduled recording based on time/date rules
- FR-003.1.3: Motion-triggered recording
- FR-003.1.4: Multiple video container formats (MP4, AVI, MKV)
- FR-003.1.5: Configurable recording duration and segmentation
- FR-003.1.6: Automatic file naming with timestamp

Acceptance Criteria:
- Recording starts within 1 second of command
- Files saved in specified format and location
- Automatic cleanup based on retention policies
- Recording continues during system restart (recovery)

FR-003.2: Recording Management

Priority: High
Description: The system shall provide comprehensive recording management.

Requirements:
- FR-003.2.1: Recording file listing and metadata retrieval
- FR-003.2.2: Recording file download via HTTP API
- FR-003.2.3: Recording file deletion and cleanup
- FR-003.2.4: Storage space monitoring and alerts
- FR-003.2.5: Automatic retention policy enforcement
- FR-003.2.6: Recording file integrity verification

Acceptance Criteria:
- File operations complete within reasonable time
- Metadata accurately reflects recording content
- Storage monitoring provides accurate space usage
- Retention policies automatically enforced

FR-004: API Services

FR-004.1: REST API

Priority: Critical
Description: The system shall provide a comprehensive REST API for all operations.

Requirements:
- FR-004.1.1: RESTful HTTP API following OpenAPI 3.0 specification
- FR-004.1.2: JSON request/response format
- FR-004.1.3: Comprehensive endpoint coverage for all functionality
- FR-004.1.4: Proper HTTP status codes and error responses
- FR-004.1.5: API versioning support
- FR-004.1.6: Request/response validation

API Endpoints Required:

GET    /api/v1/status              - System status
GET    /api/v1/camera/info         - Camera information
POST   /api/v1/camera/start        - Start streaming
POST   /api/v1/camera/stop         - Stop streaming
PUT    /api/v1/camera/settings     - Update settings
GET    /api/v1/camera/settings     - Get settings
POST   /api/v1/camera/snapshot     - Capture snapshot
GET    /api/v1/recordings          - List recordings
DELETE /api/v1/recordings/{id}     - Delete recording
POST   /api/v1/recording/start     - Start recording
POST   /api/v1/recording/stop      - Stop recording
GET    /api/v1/users               - List users
POST   /api/v1/users               - Create user
PUT    /api/v1/users/{id}          - Update user
DELETE /api/v1/users/{id}          - Delete user
POST   /api/v1/auth/login          - User login
POST   /api/v1/auth/logout         - User logout

FR-004.2: WebSocket API

Priority: High
Description: The system shall provide real-time communication via WebSocket API.

Requirements:
- FR-004.2.1: WebSocket endpoint for real-time communication
- FR-004.2.2: Event subscription/unsubscription mechanism
- FR-004.2.3: Real-time status updates
- FR-004.2.4: Command execution via WebSocket
- FR-004.2.5: Message authentication and authorization
- FR-004.2.6: Connection state management and recovery

Supported Events:
- Camera status changes
- Recording start/stop events
- Motion detection events
- System alerts and errors
- Configuration changes
- User authentication events

FR-004.3: ONVIF Protocol Support

Priority: Medium
Description: The system shall provide ONVIF protocol compliance for VMS integration.

Requirements:
- FR-004.3.1: ONVIF Profile S compliance
- FR-004.3.2: Device discovery via WS-Discovery
- FR-004.3.3: Device service implementation
- FR-004.3.4: Media service implementation
- FR-004.3.5: PTZ service implementation (if hardware supports)
- FR-004.3.6: Event service implementation

ONVIF Services:
- Device Service: Device information and capabilities
- Media Service: Video streaming profiles and configuration
- PTZ Service: Pan/tilt/zoom control (hardware dependent)
- Event Service: Event handling and notifications

FR-005: User Management and Authentication

FR-005.1: User Account Management

Priority: High
Description: The system shall provide comprehensive user account management.

Requirements:
- FR-005.1.1: User registration and account creation
- FR-005.1.2: User profile management (username, email, role)
- FR-005.1.3: Password management and reset functionality
- FR-005.1.4: Account activation/deactivation
- FR-005.1.5: User role assignment and management
- FR-005.1.6: Account audit logging

User Roles:
- Administrator: Full system access and user management
- Operator: Camera control and configuration access
- Viewer: Read-only access to streams and recordings

FR-005.2: Authentication and Session Management

Priority: Critical
Description: The system shall provide secure authentication and session management.

Requirements:
- FR-005.2.1: JWT-based authentication tokens
- FR-005.2.2: Configurable session timeout
- FR-005.2.3: Password complexity requirements
- FR-005.2.4: Account lockout after failed attempts
- FR-005.2.5: Two-factor authentication support
- FR-005.2.6: Session invalidation on logout

Password Requirements:
- Minimum 8 characters
- Mix of uppercase and lowercase letters
- At least one number
- At least one special character
- Cannot be previous 5 passwords

FR-006: Configuration Management

FR-006.1: System Configuration

Priority: High
Description: The system shall provide comprehensive configuration management.

Requirements:
- FR-006.1.1: JSON-based configuration files
- FR-006.1.2: Runtime configuration updates without restart
- FR-006.1.3: Configuration validation and error handling
- FR-006.1.4: Configuration backup and restore
- FR-006.1.5: Default configuration templates
- FR-006.1.6: Configuration change auditing

Configuration Categories:
- Network settings (ports, protocols, addresses)
- Camera settings (resolution, format, quality)
- Storage settings (paths, retention, limits)
- Security settings (authentication, encryption)
- Logging settings (levels, outputs, rotation)

Non-Functional Requirements

NFR-001: Performance Requirements

NFR-001.1: Video Streaming Performance

Priority: Critical
Description: The system shall meet specified performance criteria for video streaming.

Requirements:
- NFR-001.1.1: Stream latency shall not exceed 500ms on local network
- NFR-001.1.2: System shall support minimum 4 concurrent streams at 1080p@30fps
- NFR-001.1.3: Frame rate shall remain stable within ±5% of configured value
- NFR-001.1.4: CPU usage shall not exceed 80% during normal streaming
- NFR-001.1.5: Memory usage shall not exceed 512MB for single stream
- NFR-001.1.6: Network bandwidth usage shall be configurable and enforced

NFR-001.2: API Response Performance

Priority: High
Description: The system shall provide responsive API performance.

Requirements:
- NFR-001.2.1: GET requests shall respond within 100ms
- NFR-001.2.2: POST/PUT requests shall respond within 500ms
- NFR-001.2.3: WebSocket messages shall be delivered within 50ms
- NFR-001.2.4: API shall support minimum 50 concurrent requests
- NFR-001.2.5: Database queries shall complete within 200ms
- NFR-001.2.6: File operations shall not block API responses

NFR-001.3: System Resource Usage

Priority: High
Description: The system shall operate within specified resource constraints.

Requirements:
- NFR-001.3.1: Total system memory usage shall not exceed 2GB
- NFR-001.3.2: Storage space growth shall be predictable and manageable
- NFR-001.3.3: Network bandwidth usage shall be optimized
- NFR-001.3.4: Battery life impact minimized for mobile deployments
- NFR-001.3.5: Heat generation shall be within acceptable limits
- NFR-001.3.6: System shall operate on ARM and x86 architectures

NFR-002: Security Requirements

NFR-002.1: Data Security

Priority: Critical
Description: The system shall protect all data with appropriate security measures.

Requirements:
- NFR-002.1.1: All network communication shall be encrypted using TLS 1.2+
- NFR-002.1.2: User passwords shall be hashed using bcrypt with minimum 12 rounds
- NFR-002.1.3: Sensitive configuration data shall be encrypted at rest
- NFR-002.1.4: API keys and tokens shall be securely generated and stored
- NFR-002.1.5: Recording files shall support optional encryption
- NFR-002.1.6: Database connections shall use encryption

NFR-002.2: Access Control

Priority: Critical
Description: The system shall implement robust access control mechanisms.

Requirements:
- NFR-002.2.1: All API endpoints shall require authentication
- NFR-002.2.2: Role-based access control shall be enforced
- NFR-002.2.3: Administrative functions shall require elevated privileges
- NFR-002.2.4: Session management shall prevent token reuse
- NFR-002.2.5: Rate limiting shall prevent abuse
- NFR-002.2.6: Audit logging shall track all access attempts

NFR-002.3: Security Compliance

Priority: High
Description: The system shall comply with security standards and best practices.

Requirements:
- NFR-002.3.1: Input validation shall prevent injection attacks
- NFR-002.3.2: Output encoding shall prevent XSS attacks
- NFR-002.3.3: CSRF protection shall be implemented
- NFR-002.3.4: Security headers shall be included in HTTP responses
- NFR-002.3.5: Regular security updates shall be supported
- NFR-002.3.6: Penetration testing compatibility shall be maintained

NFR-003: Reliability Requirements

NFR-003.1: System Availability

Priority: High
Description: The system shall provide high availability and reliability.

Requirements:
- NFR-003.1.1: System uptime shall exceed 99.5% (monthly)
- NFR-003.1.2: Planned maintenance windows shall not exceed 4 hours
- NFR-003.1.3: System shall recover from failures within 30 seconds
- NFR-003.1.4: No single point of failure for critical components
- NFR-003.1.5: Graceful degradation during component failures
- NFR-003.1.6: Health monitoring and alerting implemented

NFR-003.2: Error Handling and Recovery

Priority: High
Description: The system shall handle errors gracefully and recover automatically.

Requirements:
- NFR-003.2.1: All errors shall be properly logged with context
- NFR-003.2.2: System shall recover from hardware disconnections
- NFR-003.2.3: Network interruptions shall not cause system failure
- NFR-003.2.4: Corrupted files shall be detected and isolated
- NFR-003.2.5: Resource exhaustion shall be handled gracefully
- NFR-003.2.6: Automatic restart mechanisms for critical services

NFR-003.3: Data Integrity

Priority: Critical
Description: The system shall maintain data integrity under all conditions.

Requirements:
- NFR-003.3.1: Recording files shall include integrity checksums
- NFR-003.3.2: Configuration changes shall be atomic
- NFR-003.3.3: Database transactions shall maintain ACID properties
- NFR-003.3.4: File corruption shall be detected and reported
- NFR-003.3.5: Backup and restore operations shall verify integrity
- NFR-003.3.6: System state shall be consistent across restarts

NFR-004: Usability Requirements

NFR-004.1: User Interface

Priority: Medium
Description: The system shall provide intuitive and efficient user interfaces.

Requirements:
- NFR-004.1.1: Web interface shall be responsive and mobile-friendly
- NFR-004.1.2: API documentation shall be comprehensive and interactive
- NFR-004.1.3: Error messages shall be clear and actionable
- NFR-004.1.4: Configuration interfaces shall provide validation feedback
- NFR-004.1.5: System status shall be clearly visible
- NFR-004.1.6: Help documentation shall be accessible

NFR-004.2: Operational Usability

Priority: Medium
Description: The system shall be easy to deploy, configure, and maintain.

Requirements:
- NFR-004.2.1: Installation shall be automated with minimal user input
- NFR-004.2.2: Configuration shall use self-documenting formats
- NFR-004.2.3: Logs shall be structured and searchable
- NFR-004.2.4: Monitoring integration shall be straightforward
- NFR-004.2.5: Updates shall be non-disruptive when possible
- NFR-004.2.6: Troubleshooting guides shall be comprehensive

Technical Requirements

TR-001: Hardware Requirements

TR-001.1: Minimum Hardware Specifications

Priority: Critical
Description: The system shall operate on specified minimum hardware.

Requirements:
- TR-001.1.1: ARM64 or x86_64 processor architecture
- TR-001.1.2: Minimum 2GB RAM for basic operation
- TR-001.1.3: Minimum 8GB storage for system and short-term recordings
- TR-001.1.4: USB 2.0+ or integrated camera interface
- TR-001.1.5: Ethernet or Wi-Fi network connectivity
- TR-001.1.6: Optional: GPIO pins for external device control

TR-001.2: Recommended Hardware Specifications

Priority: Medium
Description: Recommended hardware for optimal performance.

Requirements:
- TR-001.2.1: Multi-core processor (4+ cores) for concurrent streams
- TR-001.2.2: 4GB+ RAM for multiple streams and analytics
- TR-001.2.3: SSD storage for improved I/O performance
- TR-001.2.4: Gigabit Ethernet for high-quality streaming
- TR-001.2.5: Hardware video encoding support (e.g., Intel Quick Sync)
- TR-001.2.6: UPS or backup power for reliability

TR-001.3: Camera Hardware Requirements

Priority: High
Description: Supported camera hardware specifications.

Requirements:
- TR-001.3.1: USB Video Class (UVC) compatible cameras
- TR-001.3.2: Video4Linux2 (V4L2) compatible devices
- TR-001.3.3: Minimum resolution support: 640x480
- TR-001.3.4: Preferred resolution support: 1920x1080
- TR-001.3.5: Minimum frame rate: 15 FPS
- TR-001.3.6: Preferred frame rate: 30 FPS

TR-002: Software Dependencies

TR-002.1: Operating System Requirements

Priority: Critical
Description: Supported operating system platforms.

Requirements:
- TR-002.1.1: Linux kernel 4.14+ (Ubuntu 18.04+, Debian 10+, CentOS 8+)
- TR-002.1.2: Docker container support
- TR-002.1.3: SystemD service management
- TR-002.1.4: V4L2 kernel modules loaded
- TR-002.1.5: Network stack with TCP/UDP support
- TR-002.1.6: File system with extended attributes support

TR-002.2: Runtime Dependencies

Priority: Critical
Description: Required runtime libraries and tools.

Requirements:
- TR-002.2.1: GStreamer 1.14+ multimedia framework
- TR-002.2.2: FFmpeg 4.0+ for video processing
- TR-002.2.3: OpenSSL 1.1+ for cryptography
- TR-002.2.4: SQLite 3.24+ for data storage
- TR-002.2.5: libv4l2 for camera device access
- TR-002.2.6: libc6 2.27+ standard C library

TR-002.3: Development Dependencies

Priority: Medium
Description: Required tools for building and development.

Requirements:
- TR-002.3.1: Nim compiler 1.6.14+
- TR-002.3.2: GCC 7+ or Clang 6+ for C dependencies
- TR-002.3.3: CMake 3.10+ for build configuration
- TR-002.3.4: Git for version control
- TR-002.3.5: pkg-config for library detection
- TR-002.3.6: Make for build automation

TR-003: Network Requirements

TR-003.1: Network Protocols

Priority: Critical
Description: Required network protocol support.

Requirements:
- TR-003.1.1: HTTP/HTTPS protocol support
- TR-003.1.2: WebSocket protocol support
- TR-003.1.3: RTSP/RTP protocol support
- TR-003.1.4: UDP multicast support for discovery
- TR-003.1.5: TCP reliable transport support
- TR-003.1.6: DNS resolution support

TR-003.2: Network Configuration

Priority: High
Description: Network configuration requirements.

Requirements:
- TR-003.2.1: Configurable port assignments
- TR-003.2.2: Static IP address configuration
- TR-003.2.3: DHCP client support
- TR-003.2.4: Firewall rule configuration
- TR-003.2.5: NAT traversal capabilities
- TR-003.2.6: Quality of Service (QoS) support

TR-004: Integration Requirements

TR-004.1: Video Management System Integration

Priority: High
Description: Requirements for VMS integration capabilities.

Requirements:
- TR-004.1.1: ONVIF Profile S compliance
- TR-004.1.2: RTSP streaming compatibility
- TR-004.1.3: Standard video format support
- TR-004.1.4: PTZ control interface (if supported)
- TR-004.1.5: Event notification mechanisms
- TR-004.1.6: Device discovery protocols

TR-004.2: Third-Party API Integration

Priority: Medium
Description: Requirements for external system integration.

Requirements:
- TR-004.2.1: RESTful API client capabilities
- TR-004.2.2: Webhook delivery mechanisms
- TR-004.2.3: MQTT message broker support
- TR-004.2.4: Database integration options
- TR-004.2.5: Cloud service API support
- TR-004.2.6: Authentication protocol support (OAuth, SAML)

Business Requirements

BR-001: Market Requirements

BR-001.1: Target Markets

Priority: High
Description: Primary target markets and use cases.

Requirements:
- BR-001.1.1: Small to medium business surveillance
- BR-001.1.2: Home automation and security
- BR-001.1.3: Educational institution monitoring
- BR-001.1.4: Retail and hospitality surveillance
- BR-001.1.5: Industrial facility monitoring
- BR-001.1.6: IoT and edge computing applications

BR-001.2: Competitive Positioning

Priority: Medium
Description: Competitive advantages and differentiators.

Requirements:
- BR-001.2.1: Open source licensing for transparency
- BR-001.2.2: High-performance native code implementation
- BR-001.2.3: Comprehensive API for integration
- BR-001.2.4: Low resource consumption
- BR-001.2.5: Standards-based interoperability
- BR-001.2.6: Flexible deployment options

BR-002: Compliance Requirements

BR-002.1: Data Protection Compliance

Priority: Critical
Description: Data protection and privacy regulation compliance.

Requirements:
- BR-002.1.1: GDPR compliance for European deployments
- BR-002.1.2: CCPA compliance for California deployments
- BR-002.1.3: Data retention policy configuration
- BR-002.1.4: Right to be forgotten implementation
- BR-002.1.5: Data portability features
- BR-002.1.6: Privacy by design principles

BR-002.2: Industry Standards Compliance

Priority: High
Description: Relevant industry standard compliance.

Requirements:
- BR-002.2.1: ONVIF Profile S certification eligible
- BR-002.2.2: RTSP RFC 2326 compliance
- BR-002.2.3: HTTP RFC 7230-7235 compliance
- BR-002.2.4: WebSocket RFC 6455 compliance
- BR-002.2.5: TLS RFC 8446 compliance
- BR-002.2.6: OAuth 2.0 RFC 6749 compliance

BR-003: Cost and Resource Requirements

BR-003.1: Development Cost Constraints

Priority: Medium
Description: Development budget and resource constraints.

Requirements:
- BR-003.1.1: Open source dependencies to minimize licensing costs
- BR-003.1.2: Single developer capability for core features
- BR-003.1.3: Minimal external service dependencies
- BR-003.1.4: Efficient development toolchain
- BR-003.1.5: Automated testing to reduce manual QA costs
- BR-003.1.6: Community contribution enablement

BR-003.2: Operational Cost Optimization

Priority: Medium
Description: Minimize operational costs for end users.

Requirements:
- BR-003.2.1: Low power consumption for embedded deployments
- BR-003.2.2: Minimal bandwidth usage with configurable quality
- BR-003.2.3: Efficient storage utilization
- BR-003.2.4: Automated maintenance to reduce admin overhead
- BR-003.2.5: Cloud deployment cost optimization
- BR-003.2.6: Hardware requirement flexibility

BR-004: Timeline and Delivery Requirements

BR-004.1: Development Phases

Priority: High
Description: Phased development and delivery timeline.

Requirements:
- BR-004.1.1: Phase 1: Core camera functionality (Month 1-2)
- BR-004.1.2: Phase 2: Streaming and API development (Month 3-4)
- BR-004.1.3: Phase 3: User management and security (Month 5-6)
- BR-004.1.4: Phase 4: ONVIF and integration features (Month 7-8)
- BR-004.1.5: Phase 5: Testing and documentation (Month 9-10)
- BR-004.1.6: Phase 6: Release preparation and deployment (Month 11-12)

BR-004.2: Milestone Requirements

Priority: Medium
Description: Key milestone deliverables and acceptance criteria.

Requirements:
- BR-004.2.1: MVP: Basic camera streaming and recording
- BR-004.2.2: Alpha: Full API functionality with authentication
- BR-004.2.3: Beta: ONVIF compliance and third-party integration
- BR-004.2.4: RC: Complete testing and documentation
- BR-004.2.5: GA: Production-ready release with support
- BR-004.2.6: Updates: Regular maintenance releases

Requirements Traceability Matrix

Requirement ID	Priority	Category	Validation Method	Test Coverage
FR-001.1.1	Critical	Functional	Unit Test	✓
FR-001.1.2	Critical	Functional	Integration Test	✓
FR-001.2.1	High	Functional	System Test	✓
FR-002.1.1	Critical	Functional	Integration Test	✓
FR-003.1.1	High	Functional	System Test	✓
FR-004.1.1	Critical	Functional	API Test	✓
FR-005.1.1	High	Functional	Security Test	✓
NFR-001.1.1	Critical	Performance	Performance Test	✓
NFR-002.1.1	Critical	Security	Security Test	✓
NFR-003.1.1	High	Reliability	Reliability Test	✓
TR-001.1.1	Critical	Technical	Compatibility Test	✓
BR-001.1.1	High	Business	Market Validation	○

Legend: ✓ = Covered, ○ = Partial Coverage, ✗ = Not Covered

Requirements Validation

Validation Methods

Unit Testing: Individual component functionality
Integration Testing: Component interaction testing
System Testing: End-to-end system validation
Performance Testing: Non-functional requirement validation
Security Testing: Security requirement compliance
User Acceptance Testing: Business requirement validation

Acceptance Criteria

Each requirement must meet the following acceptance criteria:
- Functionality implemented as specified
- Performance meets or exceeds targets
- Security measures properly implemented
- Error handling covers edge cases
- Documentation complete and accurate
- Test coverage meets minimum threshold (80%)

Architecture Overview - System architecture
API Reference - API implementation
Test Cases - Validation test cases
Performance - Performance specifications

Comprehensive requirements specification defining all aspects of the C Pro camera system functionality, quality, and constraints