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=== Python ===
=== Python ===
Example demonstrating how to create audio:
Example demonstrating how to check your audio:
<syntaxhighlight lang="python" line>
<syntaxhighlight lang="python" line>
#!/usr/bin/env python3.10
#!/usr/bin/env python3.10
# -*- coding: utf-8 -*-
import psychopy
print(psychopy.__version__)
import sys
print(sys.version)
import keyboard
from psychopy import prefs
from psychopy import visual, core, event
from psychopy.sound import backend_ptb
# 0: No special settings (default, not optimized)
# 1: Try low-latency but allow some delay
# 2: Aggressive low-latency
# 3: Exclusive mode, lowest latency but may not work on all systems
backend_ptb.SoundPTB.latencyMode = 2
prefs.hardware['audioLib'] = ['PTB']
prefs.hardware['audioDriver'] = ['ASIO']
prefs.hardware['audioDevice'] = ['ASIO4ALL v2']
from psychopy import sound
# --- OS-level audio device sample rate ---
default_output = sd.query_devices(kind='output')
print("\nDefault output device info (OS level):")
print(f" Name: {default_output['name']}")
print(f" Default Sample Rate: {default_output['default_samplerate']} Hz")
print(f" Max Output Channels: {default_output['max_output_channels']}")
# Confirm the audio library and output settings
print(f"Using {sound.audioLib} for sound playback.")
print(f"Audio library options: {prefs.hardware['audioLib']}")
print(f"Audio driver: {prefs.hardware.get('audioDriver', 'Default')}")
print(f"Audio device: {prefs.hardware.get('audioDevice', 'Default')}")
audio_file = 'tick_rhythm_5min.wav'
print("Creating sound...")
wave_file = sound.Sound(audio_file)
print("Playing sound...")
wave_file.play()
while not keyboard.is_pressed('q'):
pass
# Clean up
print("Exiting...")
win.close()
core.quit()
</syntaxhighlight>
</syntaxhighlight>