def main(args):
if len(args) < 1:
raise SystemExit(
"Mixes one or more audio files. Arguments: inputfile...")
hqresample = AudiofileToWavStream.supports_hq_resample()
if not hqresample:
print(
"WARNING: ffmpeg isn't compiled with libsoxr, so hq resampling is not supported."
)
wav_streams = [
AudiofileToWavStream(filename, hqresample=hqresample)
for filename in args
]
with StreamMixer(wav_streams, endless=True) as mixer:
mixed_samples = iter(mixer)
with Output(mixer.samplerate, mixer.samplewidth,
mixer.nchannels) as output:
levelmeter = LevelMeter(rms_mode=False, lowest=-50)
temp_stream = AudiofileToWavStream("samples/909_crash.wav",
hqresample=hqresample)
for timestamp, sample in mixed_samples:
levelmeter.update(sample)
output.play_sample(sample)
time.sleep(sample.duration * 0.4)
levelmeter.print(bar_width=60)
if 5.0 <= timestamp <= 5.1:
mixer.add_stream(temp_stream)
if 10.0 <= timestamp <= 10.1:
sample = Sample("samples/909_crash.wav").normalize()
mixer.add_sample(sample)
print("done.")
def _start_from_thread():
# start loading the track from a thread to avoid gui stutters when loading takes a bit of time
tf.stream = AudiofileToWavStream(filename,
hqresample=hqresample)
self.mixer.add_stream(tf.stream, [tf.volumefilter])
tf.playback_started = datetime.datetime.now()
tf.state = TrackFrame.state_playing
tf.volume = volume
def start_stream(self, mixer):
self.stream = AudiofileToWavStream(self.current_track_filename,
hqresample=hqresample)
self.stream_started = time.time()
self.after_idle(lambda s=self: s.set_state(s.state_playing))
mixer.add_stream(self.stream, [self.volumefilter])
if self.stream.format_probe and self.stream.format_probe.duration and not self.current_track_duration:
# get the duration from the stream itself
self.current_track_duration = self.stream.format_probe.duration
self.stream_opened = True
def set_effect(self, effect_nr, filename):
try:
with AudiofileToWavStream(filename, hqresample=hqresample) as wav:
sample = Sample(wav)
self.effects[effect_nr] = sample
except IOError as x:
print("Can't load effect sample:", x)
else:
for button in self.buttons:
if button.effect_nr == effect_nr:
button["state"] = tk.NORMAL
button["text"] = os.path.splitext(
os.path.basename(filename))[0]
break
def do_button_release(self, event):
if event.state & 0x0100 == 0:
return # no left mouse button event
shift = event.state & 0x0001
if shift:
filename = tkinter.filedialog.askopenfilename()
if filename:
with AudiofileToWavStream(filename,
hqresample=hqresample) as wav:
sample = Sample(wav)
self.jingles[event.widget.jingle_nr] = sample
event.widget["state"] = tk.NORMAL
event.widget["text"] = os.path.splitext(
os.path.basename(filename))[0]
else:
sample = self.jingles[event.widget.jingle_nr]
if sample:
self.app.play_sample(sample)
def main(args):
if len(args) < 1:
raise SystemExit("Mixes one or more audio files. Arguments: inputfile...")
hqresample = AudiofileToWavStream.supports_hq_resample()
if not hqresample:
print("WARNING: ffmpeg isn't compiled with libsoxr, so hq resampling is not supported.")
wav_streams = [AudiofileToWavStream(filename, hqresample=hqresample) for filename in args]
with StreamMixer(wav_streams, endless=True) as mixer:
mixed_samples = iter(mixer)
with Output(mixer.samplerate, mixer.samplewidth, mixer.nchannels) as output:
if not output.supports_streaming:
raise RuntimeError("need api that supports streaming")
levelmeter = LevelMeter(rms_mode=False, lowest=-50)
output.register_notify_played(levelmeter.update)
for timestamp, sample in mixed_samples:
output.play_sample(sample)
levelmeter.print(bar_width=60)
print("done.")
self.pb_left.configure(style="yellow.Vertical.TProgressbar")
else:
self.pb_left.configure(style="green.Vertical.TProgressbar")
if right > -3:
self.pb_right.configure(style="red.Vertical.TProgressbar")
elif right > -6:
self.pb_right.configure(style="yellow.Vertical.TProgressbar")
else:
self.pb_right.configure(style="green.Vertical.TProgressbar")
self.after(self.update_rate, self.update)
def play_gui(file_or_stream):
root = tk.Tk()
app = LevelGUI(file_or_stream, master=root)
app.mainloop()
if __name__ == "__main__":
if len(sys.argv) != 2:
raise SystemExit("give audio file to play as an argument.")
hqresample = AudiofileToWavStream.supports_hq_resample()
with AudiofileToWavStream(sys.argv[1], hqresample=hqresample) as stream:
print(stream.format_probe)
if stream.conversion_required and not hqresample:
print(
"WARNING: ffmpeg isn't compiled with libsoxr, so hq resampling is not supported."
)
play_gui(stream)
print("Done.")
