Track runtime of PDM conversion

Seems to be around 10x realtime for 1+ seconds

1 files changed, 7 insertions, 10 deletions

diff --git a/bindings/test_galearn_pdm.py b/bindings/test_galearn_pdm.py
index b0fda96..8a82de6 100644
--- a/bindings/test_galearn_pdm.py
+++ b/bindings/test_galearn_pdm.py
@@ -1,4 +1,6 @@
 
+import time
+
 import numpy
 
 from pcm2pdm import convert
@@ -10,25 +12,20 @@ sr = 16000
 decimation = 64
 
 def test_one():
-    
+
     sig = generate_test_tone(duration_sec=0.004,
         freqs=[1000.0], noise_level=0.0, sample_rate=sr, amplitude=0.9,
     )
 
     pdm_data = convert(sig)
-
-    inp = pdm_data # numpy.ones(shape=10, dtype=numpy.uint8)
-    print(inp.shape, inp.dtype)
-    print(inp)
-
+    inp = pdm_data
     out = numpy.zeros(shape=len(inp)//decimation, dtype=numpy.int16)
 
+    start = time.time()
     n_samples = galearn_pdm.process(inp, out)
     out = out / 1024
-
-    print(numpy.mean(out))
-    print(out)
-
+    duration = time.time() - start
+    #print('d', duration)
 
     fig = plot_reconstruct(sig, pdm_data, out, sr=sr, aspect=6.0)
     plot_path = 'pdm_verilated_1khz.png'