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mobilenet-v1.0.5-float.py
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mobilenet-v1.0.5-float.py
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from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import os
import argparse
import io
import time
import numpy as np
from PIL import Image
from tflite_runtime.interpreter import Interpreter
from util import set_input_tensor, classify_image, load_test_image, download_model_zoo,parse_options, get_device_arch, get_device_attributes, get_device_type, parse_options, get_cpu_count
model_dir = './mobilenet_v1_0.5_128/'
model_name ='mobilenet_v1_0.5_128.tflite'
repeat=10
model_dir = download_model_zoo(model_dir, model_name)
tflite_model_file = os.path.join(model_dir, model_name)
tflite_model_buf = open(tflite_model_file, "rb").read()
try:
import tflite
tflite_model = tflite.Model.GetRootAsModel(tflite_model_buf, 0)
except AttributeError:
import tflite.Model
tflite_model = tflite.Model.Model.GetRootAsModel(tflite_model_buf, 0)
interpreter = Interpreter(tflite_model_file, num_threads=get_cpu_count())
interpreter.allocate_tensors()
_, height, width, _ = interpreter.get_input_details()[0]['shape']
image = load_test_image('float32', height, width)
numpy_time = np.zeros(repeat)
for i in range(0,repeat):
start_time = time.time()
results = classify_image(interpreter, image)
elapsed_ms = (time.time() - start_time) * 1000
numpy_time[i] = elapsed_ms
print("tflite %-20s %-19s (%s)" % (model_name, "%.2f ms" % np.mean(numpy_time), "%.2f ms" % np.std(numpy_time)))