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Buffer WAV segments in RAM and raise default segment size to 20MB
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Kai
2026-02-13 16:27:46 +01:00
parent 2ce87e8cce
commit 9dc1ac3099
3 changed files with 36 additions and 57 deletions
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bridge/README.md
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@@ -80,8 +80,10 @@ You can build automations on these events (for STT/TTS pipelines or Node-RED han
- Audio format: PCM16LE, mono, 16 kHz
- `SAVE_SESSIONS=true` stores `.wav` files in `bridge/data/sessions`
- Recording is written during `start`..`stop` and rotated automatically:
- `WAV_SEGMENT_MAX_BYTES` max size per `.wav` file (default: `2097152` = 2 MB)
- Recording is buffered in RAM during `start`..`stop` and rotated automatically:
- PCM data is collected in memory and written as one WAV file when the segment limit is reached
- this reduces write frequency on disk
- `WAV_SEGMENT_MAX_BYTES` max size per `.wav` file (default: `20971520` = 20 MB)
- `WAV_KEEP_FILES` max number of `.wav` files to keep (default: `10`)
- `MAX_SESSION_BYTES` is only used if session file saving is disabled
- MQTT is recommended for control/events, WebSocket for streaming audio
@@ -131,7 +133,7 @@ services:
SAVE_SESSIONS: "true"
SESSIONS_DIR: "/data/sessions"
PCM_SAMPLE_RATE: "16000"
WAV_SEGMENT_MAX_BYTES: "2097152"
WAV_SEGMENT_MAX_BYTES: "20971520"
WAV_KEEP_FILES: "10"
volumes:
- evs_bridge_data:/data