.env.example

# Database Configuration
DSN=postgresql://username:password@localhost:5432/database_name
DB_SCHEMA=vp

# Transcript Server Configuration
TRANSCRIPT_NUM_WORKERS=4
TRANSCRIPT_NUM_THREADS=4
TASK_BATCH_SIZE=30
QUEUE_MAX_SIZE=30
MAX_RETRIES=3
RETRY_DELAY=5
HEALTH_CHECK_INTERVAL=300
TRANSCRIPT_API_KEY=your_api_key_here

# GPU and Performance Configuration
ENABLE_GPU=true
BATCH_SIZE=4
CACHE_ENABLED=true
CACHE_DIR=./cache
CACHE_TTL=3600

# Voice Activity Detection (VAD) Configuration for Children's Voices
VAD_THRESHOLD=0.4
VAD_MIN_SPEECH_DURATION_MS=200
VAD_MIN_SILENCE_DURATION_MS=100

# ASR Model Configuration
ASR_MODEL_NAME=v2_ctc

# Text Processor Configuration
TEXT_PROCESSOR_WORKERS=4
TEXT_PROCESSOR_BATCH_SIZE=10
TEXT_PROCESSOR_MAX_RETRIES=3
TEXT_PROCESSOR_RETRY_DELAY=5

# Tag Server Configuration
TAG_SERVER_WORKERS=4
TAG_SERVER_BATCH_SIZE=8
TAG_SERVER_MAX_RETRIES=3
TAG_SERVER_RETRY_DELAY=5
TAG_THRESHOLD=0.7

# File Server Configuration
FILE_SERVER_URL=http://localhost:8000

# Logging Configuration
LOG_LEVEL=INFO
LOG_FORMAT=%(asctime)s - %(levelname)s - %(message)s

# Monitoring and Health Check Configuration
ENABLE_METRICS=true
METRICS_PORT=9090
HEALTH_CHECK_PORT=8080

# Connection Pool Configuration
DB_POOL_MIN_CONN=2
DB_POOL_MAX_CONN=16
DB_CONNECTION_TIMEOUT=30

# Audio Processing Configuration
AUDIO_SAMPLE_RATE=16000
AUDIO_BIT_DEPTH=16
AUDIO_CHANNELS=1

# Temporary Directory Configuration
TEMP_DIR=./tempmedia

# Model Configuration
MODEL_DIR=./models
MODEL_CACHE_ENABLED=true

# Performance Optimization
ENABLE_PARALLEL_PROCESSING=true
ENABLE_BATCH_PROCESSING=true
ENABLE_RESULT_CACHING=true
ENABLE_ASYNC_PROCESSING=true

# Children's Voice Specific Settings
CHILD_VOICE_MIN_FREQ=300
CHILD_VOICE_MAX_FREQ=3400
CHILD_VOICE_SENSITIVITY=0.8