End sem 7; week 2 winter session 2025

7th-Semester-Fall-2024/ECOMMS/final-project/sdr_stream.py

@@ -1,13 +1,31 @@
-from rtlsdr import RtlSdr
-import numpy as np
-import matplotlib.pyplot as plt
-import scipy as sp
+#from rtlsdr.rtlsdrtcp.client import RtlSdrTcpClient
 import asyncio
+from rtlsdr import RtlSdr
+from bfm_demod import BfmDemod
+from gfsk_demod import GFSKDemod
+import sounddevice as sd
+import numpy as np
 
-async def streaming():
+
+def main():
+    #sdr = RtlSdrTcpClient(hostname='localhost', port=12345)
     sdr = RtlSdr()
-    
-    async for samples in sdr.stream():
 
-    await sdr.stop()
+    sdr.set_sample_rate(2.048E6)
+    sdr.set_center_freq(434.55E6)
+    sdr.set_freq_correction(60)
+    sdr.set_gain("auto")
+
+    stream = sd.OutputStream(samplerate=48E3, dtype=np.float32, channels=1)
+
+    sink = GFSKDemod(sdr=sdr)
+    #sink = BfmDemod(sdr=sdr, stream=stream)
+    
+    loop = asyncio.get_event_loop()
+    loop.run_until_complete(sink.start())
+
     sdr.close()
+
+
+if __name__ == "__main__":
+    main()