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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
The BT stack is based on Bluedroid, so that’s open source (up to the driver I’d guess); see here https://github.com/espressif/esp-idf/tree/master/components/...
I know its not exactly what you mean but here is video download, decoding, and video signal generation on a bare esp32 (no Graphical chip) : https://github.com/rossumur/espflix
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