# (创建ndarry数组)(dtype: 数据类型,另有float64, int32,int64,string_,bool...) x = np.array([1, 2, 3, 4, 5, 6, 7, 8], dtype=np.float32) print("1:", x) y = np.array((1, 2, 3, 45, 6, 7, 8)) print("2:", y) a = np.arange(24) # 创建一个一维数组 print(...
wavio.write writes a numpy array to a WAV file, optionally using a specified sample width. The functions can read and write 8-, 16-, 24- and 32-bit integer WAV files. The module uses the wave module in Python's standard library, so it has the same limitations as that module. In ...
array([], dtype=DTYPE) # Compose for i in xrange(NTONES): newtone = generate(freqs[i], amp=amps[i], duration=durations[i], phi=phi[i]) tone = np.concatenate((tone, newtone)) scipy.io.wavfile.write('generated_tone.wav', RATE, tone) # Plot audio data plt.plot(np.linspace(0,...
您可以使用scipy.io.wavfile中的writefunction创建一个wav文件，然后您可以随心所欲地播放该文件。请注意...
另一种说法是：播放声音的直接方法是按照data中的数据移动薄膜。想象一下，你有一个连接到你的计算机(...
Out: array([ 1., 2., 3.]) In: y = linspace(1, 2, 2) In: y Out: array([ 1., 2.]) In: meshgrid(x, y) Out: [array([[ 1., 2., 3.], [ 1., 2., 3.]]), array([[ 1., 1., 1.], [ 2., 2., 2.]])] ...
您可以使用scipy.io.wavfile中的writefunction创建一个wav文件，然后您可以随心所欲地播放该文件。请注意...
load('cbk12.npy') # Multiply to get hPa values avgs = .1 * data[:,1] highs = .1 * data[:,2] lows = .1 * data[:,3] # Filter out 0 values avgs = np.ma.array(avgs, mask = avgs == 0) lows = np.ma.array(lows, mask = lows == 0) highs = np.ma.array(highs,...
(NTONES,))tone = np.array([], dtype=DTYPE)# Composefor i in xrange(NTONES):newtone = generate(freqs[i], amp=amps[i], duration=durations[i], phi=phi[i])tone = np.concatenate((tone, newtone))scipy.io.wavfile.write('generated_tone.wav', RATE, tone)# Plot audio dataplt.plot(np...
b = wav_data.tobytes() x = np.frombuffer(b, dtype = np.float) print(type(x)) print(x[0:50]) Here we use np.float to convert a bytes to numpy array. x = np.frombuffer(b, dtype = np.float) Run this code, we will see:ValueError: buffer size must be a mul...