diff options
Diffstat (limited to 'Sender.py')
| -rw-r--r-- | Sender.py | 33 |
1 files changed, 31 insertions, 2 deletions
@@ -12,11 +12,9 @@ Play a single frequency. :param samplingRate: Sampling rate in Hz. """ def play_frequency(freq, amplitude, duration=1.0, samplingRate=44100, p=None): - # Generate sample for the given frequency as a float32 array samples = (amplitude * np.sin(2*np.pi*np.arange(samplingRate*duration)*freq/samplingRate)).astype(np.float32).tobytes() - # Open stream stream = p.open(format=pyaudio.paFloat32, channels=1, @@ -29,6 +27,36 @@ def play_frequency(freq, amplitude, duration=1.0, samplingRate=44100, p=None): stream.stop_stream() stream.close() + p.terminate() + + +# def play_frequency(freq, amplitude, duration=1.0, samplingRate=44100): +# p = pyaudio.PyAudio() + +# # Generate sample +# samples = np.sin(2 * np.pi * np.arange(samplingRate * duration) * freq / samplingRate) + +# # Normalize +# max_amplitude = np.max(np.abs(samples)) +# normalized_samples = (amplitude / max_amplitude) * samples + +# # clip to [0.0, 1.0] +# normalized_samples = np.clip(normalized_samples, 0.0, 1.0) + +# samples_bytes = normalized_samples.astype(np.float32).tobytes() + +# stream = p.open(format=pyaudio.paFloat32, +# channels=1, +# rate=samplingRate, +# output=True) + +# stream.write(samples_bytes) + +# # Stop and close the stream +# stream.stop_stream() +# stream.close() + +# p.terminate() """ Use threads to play multiple frequencies simultaneously. @@ -39,6 +67,7 @@ Use threads to play multiple frequencies simultaneously. """ def play_frequencies_separately(freq_map, duration=1.0, samplingRate=44100): p = pyaudio.PyAudio() + threads = [] for freq, amplitude in freq_map.items(): thread = threading.Thread(target=play_frequency, args=(freq, amplitude, duration, samplingRate, p)) |