From 3413567dc9db26ecda0100e74821dc78f0f028f8 Mon Sep 17 00:00:00 2001
From: Christophe Weis <christopheweis@hotmail.fr>
Date: Wed, 13 Nov 2024 22:56:53 +0100
Subject: [PATCH] refactor: minor changes
---
PythonExample_Recording.py | 77 ++++++++++++++++++++++++++++++++++++++
1 files changed, 77 insertions(+), 0 deletions(-)
diff --git a/PythonExample_Recording.py b/PythonExample_Recording.py
new file mode 100644
index 0000000..eab057b
--- /dev/null
+++ b/PythonExample_Recording.py
@@ -0,0 +1,77 @@
+import pyaudio
+import wave
+
+# Initialize PyAudio
+p = pyaudio.PyAudio()
+
+# List available input devices
+print("Available audio input devices:")
+for i in range(p.get_device_count()):
+ device_info = p.get_device_info_by_index(i)
+ if device_info['maxInputChannels'] > 0:
+ print(f"Device ID {i}: {device_info['name']} (Max channels: {device_info['maxInputChannels']})")
+
+# Prompt user to select a device
+device_index = int(input("Please select the device ID to use for recording: "))
+
+# Parameters
+CHANNELS = 19
+SAMPLE_RATE = 48000
+CHUNK = 2048 # Number of frames per buffer
+FORMAT = pyaudio.paInt24 # 16-bit audio
+RECORD_SECONDS = 10 # Duration to record (in seconds)
+OUTPUT_FILENAME = "output.wav"
+
+# Get the chosen device's info tso validate it can support 19 channels and 48kHz
+device_info = p.get_device_info_by_index(device_index)
+max_channels = device_info['maxInputChannels']
+if max_channels < CHANNELS:
+ print(f"Error: The selected device only supports {max_channels} channels, but 19 channels are required.")
+ p.terminate()
+ exit(1)
+
+# Open stream
+stream = p.open(format=FORMAT,
+ channels=CHANNELS,
+ rate=SAMPLE_RATE,
+ input=True,
+ input_device_index=device_index,
+ frames_per_buffer=CHUNK)
+
+print(f"Recording {RECORD_SECONDS} seconds of audio from device ID {device_index}...")
+
+frames = []
+
+print (f"Check status {stream.is_active()}")
+
+for _ in range(int(SAMPLE_RATE / CHUNK * RECORD_SECONDS)):
+
+ try:
+ # Record audio
+ data = stream.read(CHUNK)
+ frames.append(data)
+ except:
+ print ("Error")
+
+
+print("Finished recording.")
+
+
+print (f"Check status {stream.is_active()}")
+# Stop and close the stream
+stream.stop_stream()
+stream.close()
+
+# Terminate PyAudio
+p.terminate()
+
+# Save the recorded audio to a file
+wf = wave.open(OUTPUT_FILENAME, 'wb')
+wf.setnchannels(CHANNELS)
+wf.setsampwidth(p.get_sample_size(FORMAT))
+wf.setframerate(SAMPLE_RATE)
+wf.writeframes(b''.join(frames))
+wf.close()
+
+print(f"Audio saved to {OUTPUT_FILENAME}.")
+
--
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