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https://github.com/DJ2LS/FreeDATA
synced 2024-05-14 08:04:33 +00:00
small ARQ and modem improvements
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parent
32762703c9
commit
8ab912fbcd
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@ -62,12 +62,13 @@ class RF():
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# we check at first for libcodec2 in root - necessary if we want to run it inside a pyinstaller binary
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libname = pathlib.Path("libcodec2.so.1.0")
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self.c_lib = ctypes.CDLL(libname)
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print("running libcodec from INTERNAL library")
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except:
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# if we cant load libcodec from root, we check for subdirectory
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# this is, if we want to run it without beeing build in a dev environment
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print("running libcodec from source bild")
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libname = pathlib.Path().absolute() / "codec2/build_linux/src/libcodec2.so.1.0"
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self.c_lib = ctypes.CDLL(libname)
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print("running libcodec from EXTERNAL library")
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# --------------------------------------------CREATE PYAUDIO INSTANCE
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self.p = pyaudio.PyAudio()
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# --------------------------------------------OPEN AUDIO CHANNEL RX
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@ -311,9 +312,7 @@ class RF():
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mod_out_postamble = ctypes.c_short * n_tx_postamble_modem_samples # *2 #1760 for mode 10,11,12 #4000 for mode 9
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mod_out_postamble = mod_out_postamble()
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self.streambuffer = bytearray()
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self.c_lib.freedv_rawdatapreambletx(freedv, mod_out_preamble)
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self.streambuffer += bytes(mod_out_preamble)
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@ -356,12 +355,10 @@ class RF():
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elif static.ARQ_RPT_RECEIVED:
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for n in range(0, len(static.ARQ_RPT_FRAMES)):
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missing_frame = int.from_bytes(static.ARQ_RPT_FRAMES[n], "big")
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# ---------------------------BUILD ARQ BURST ---------------------------------------------------------------------
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frame_type = 10 + missing_frame # static.ARQ_TX_N_FRAMES_PER_BURST
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frame_type = bytes([frame_type])
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try:
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@ -68,7 +68,10 @@ class Rigctld():
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freq = int(data[0])/1000
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except:
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freq = static.HAMLIB_FREQUENCY
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print(data)
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#print("freq-err: " + str(data))
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#for i in range(len(data)):
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# print(data[i])
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return freq
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def get_mode(self):
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@ -79,7 +82,7 @@ class Rigctld():
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mode = str(data[0], "utf-8")
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bandwith = int(data[1])
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except:
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print(data)
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#print("mode-err: " + str(data))
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mode = static.HAMLIB_MODE
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bandwith = static.HAMLIB_BANDWITH
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return [mode, bandwith]
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