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https://github.com/DJ2LS/FreeDATA
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more audio related work
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parent
8fbc9856db
commit
0be52c4948
3 changed files with 5 additions and 5 deletions
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@ -166,6 +166,7 @@ class ARQSessionISS(arq_session.ARQSession):
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self.confirmed_bytes = self.total_length
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elif not fallback:
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self.confirmed_bytes = self.expected_byte_offset
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self.log(f"IRS confirmed {self.confirmed_bytes}/{self.total_length} bytes")
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# check if we received an abort flag
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@ -225,7 +225,6 @@ def calculate_fft(data, fft_queue, states) -> None:
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global RMS_COUNTER, CHANNEL_BUSY_DELAY
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try:
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fftarray = np.fft.rfft(data)
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# Set value 0 to 1 to avoid division by zero
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@ -322,8 +321,8 @@ def calculate_fft(data, fft_queue, states) -> None:
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# erase queue if greater than 3
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if fft_queue.qsize() >= 1:
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fft_queue = queue.Queue()
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#fft_queue.put(dfftlist[:315]) # 315 --> bandwidth 3200
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fft_queue.put(dfftlist) # 315 --> bandwidth 3200
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fft_queue.put(dfftlist[:315]) # 315 --> bandwidth 3200
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#fft_queue.put(dfftlist) # 315 --> bandwidth 3200
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except Exception as err:
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print(f"[MDM] calculate_fft: Exception: {err}")
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@ -162,7 +162,7 @@ class RF:
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callback=self.sd_output_audio_callback,
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device=out_dev_index,
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samplerate=self.AUDIO_SAMPLE_RATE,
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blocksize=512,
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blocksize=600,
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)
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self.sd_output_stream.start()
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@ -259,7 +259,7 @@ class RF:
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self.tci_module.wait_until_transmitted(audio_48k)
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else:
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# slice audio data to needed blocklength
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block_size = 512
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block_size = self.sd_output_stream.blocksize
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pad_length = -len(audio_48k) % block_size
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padded_data = np.pad(audio_48k, (0, pad_length), mode='constant')
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sliced_audio_data = padded_data.reshape(-1, block_size)
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