def main():
# check that the device can capture audio
if not sf.SoundRecorder.is_available():
print("Sorry, audio capture is not supported by your system")
return
# choose the sample rate
sample_rate = int(
input(
"Please choose the sample rate for sound capture (44100 is CD quality): "
))
# wait for user input...
input("Press enter to start recording audio")
# here we'll use an integrated custom recorder, which saves the captured data into a sf.SoundBuffer
recorder = sf.SoundBufferRecorder()
# audio capture is done in a separate thread, so we can block the main thread while it is capturing
recorder.start(sample_rate)
input("Recording... press enter to stop")
recorder.stop()
# get the buffer containing the captured data
buffer = recorder.buffer
# display captured sound informations
print("Sound information:")
print("{0} seconds".format(buffer.duration))
print("{0} samples / seconds".format(buffer.sample_rate))
print("{0} channels".format(buffer.channel_count))
# choose what to do with the recorded sound data
choice = input(
"What do you want to do with captured sound (p = play, s = save) ? ")
if choice == 's':
# choose the filename
filename = input("Choose the file to create: ")
# save the buffer
buffer.to_file(filename)
else:
# create a sound instance and play it
sound = sf.Sound(buffer)
sound.play()
# wait until finished
while sound.status == sf.Sound.PLAYING:
# leave some CPU time for other threads
sf.sleep(sf.milliseconds(100))
# finished !
print("Done !")
# wait until the user presses 'enter' key
input("Press enter to exit...")
def do_server(port):
# build an audio stream to play sound data as it is received through the network
audio_stream = NetworkAudioStream()
audio_stream.start(port)
# loop until the sound playback is finished
while audio_stream.status != sf.SoundStream.STOPPED:
# leave some CPU time for other threads
sf.sleep(sf.milliseconds(100))
# wait until the user presses 'enter' key
input("Press enter to replay the sound...")
# replay the sound (just to make sure replaying the received data is OK)
audio_stream.play();
# loop until the sound playback is finished
while audio_stream.status != sf.SoundStream.STOPPED:
sf.sleep(sf.milliseconds(100))
def emit(self, system, dt): #TAIL_INTERVAL = EXPLOSION_DURATION / TAILS_PER_EXPLOSION TAIL_INTERVAL = sf.milliseconds(float(EXPLOSION_DURATION.milliseconds) / float(TAILS_PER_EXPLOSION)) # accumulate passed time: if enough time has passed (TAIL_INTERVAL), # emit a new tail and decrease accumulator self._accumulated_time += dt while self._accumulated_time - TAIL_INTERVAL > sf.Time.ZERO: self._emit_tail(system) self._accumulated_time -= TAIL_INTERVAL
def main():
# check that the device can capture audio
if not sf.SoundRecorder.is_available():
print("Sorry, audio capture is not supported by your system")
return
# choose the sample rate
sample_rate = int(input("Please choose the sample rate for sound capture (44100 is CD quality): "))
# wait for user input...
input("Press enter to start recording audio")
# here we'll use an integrated custom recorder, which saves the captured data into a sf.SoundBuffer
recorder = sf.SoundBufferRecorder()
# audio capture is done in a separate thread, so we can block the main thread while it is capturing
recorder.start(sample_rate)
input("Recording... press enter to stop")
recorder.stop()
# get the buffer containing the captured data
buffer = recorder.buffer
# display captured sound informations
print("Sound information:")
print("{0} seconds".format(buffer.duration))
print("{0} samples / seconds".format(buffer.sample_rate))
print("{0} channels".format(buffer.channel_count))
# choose what to do with the recorded sound data
choice = input("What do you want to do with captured sound (p = play, s = save) ? ")
if choice == 's':
# choose the filename
filename = input("Choose the file to create: ")
# save the buffer
buffer.to_file(filename);
else:
# create a sound instance and play it
sound = sf.Sound(buffer)
sound.play();
# wait until finished
while sound.status == sf.Sound.PLAYING:
# leave some CPU time for other threads
sf.sleep(sf.milliseconds(100))
# finished !
print("Done !")
# wait until the user presses 'enter' key
input("Press enter to exit...")
def play_music():
# load an ogg music file
music = sf.Music.from_file("data/orchestral.ogg")
# display music informations
print("orchestral.ogg:")
print("{0} seconds".format(music.duration))
print("{0} samples / sec".format(music.sample_rate))
print("{0} channels".format(music.channel_count))
# play it
music.play()
# loop while the music is playing
while music.status == sf.Music.PLAYING:
# leave some CPU time for other processes
sf.sleep(sf.milliseconds(100))
def play_music():
# load an ogg music file
music = sf.Music.from_file("data/orchestral.ogg")
# display music informations
print("orchestral.ogg:")
print("{0} seconds".format(music.duration))
print("{0} samples / sec".format(music.sample_rate))
print("{0} channels".format(music.channel_count))
# play it
music.play();
# loop while the music is playing
while music.status == sf.Music.PLAYING:
# leave some CPU time for other processes
sf.sleep(sf.milliseconds(100))
def play_sound():
# load a sound buffer from a wav file
buffer = sf.SoundBuffer.from_file("data/canary.wav")
# display sound informations
print("canary.wav:")
print("{0} seconds".format(buffer.duration))
print("{0} samples / sec".format(buffer.sample_rate))
print("{0} channels".format(buffer.channel_count))
# create a sound instance and play it
sound = sf.Sound(buffer)
sound.play()
# loop while the sound is playing
while sound.status == sf.Sound.PLAYING:
# leave some CPU time for other processes
sf.sleep(sf.milliseconds(100))
def play_sound():
# load a sound buffer from a wav file
buffer = sf.SoundBuffer.from_file("data/canary.wav")
# display sound informations
print("canary.wav:")
print("{0} seconds".format(buffer.duration))
print("{0} samples / sec".format(buffer.sample_rate))
print("{0} channels".format(buffer.channel_count))
# create a sound instance and play it
sound = sf.Sound(buffer)
sound.play();
# loop while the sound is playing
while sound.status == sf.Sound.PLAYING:
# leave some CPU time for other processes
sf.sleep(sf.milliseconds(100))
def on_get_data(self, chunk):
# we have reached the end of the buffer and all audio data have been played : we can stop playback
if self.offset >= len(self.samples) and self.has_finished:
return False
# no new data has arrived since last update : wait until we get some
while self.offset >= len(self.samples) and not self.has_finished:
sf.sleep(sf.milliseconds(10))
# don't forget to lock as we run in two separate threads
lock = threading.Lock()
lock.acquire()
# fill audio data to pass to the stream
chunk.data = self.samples.data[self.offset*2:]
# update the playing offset
self.offset += len(chunk)
lock.release()
return True
