Files
FastDeploy/examples/vision/classification/paddleclas/python/infer.py
T
2022-09-15 14:02:39 +08:00

55 lines
1.4 KiB
Python

import fastdeploy as fd
import cv2
import os
def parse_arguments():
import argparse
import ast
parser = argparse.ArgumentParser()
parser.add_argument(
"--model", required=True, help="Path of PaddleClas model.")
parser.add_argument(
"--image", type=str, required=True, help="Path of test image file.")
parser.add_argument(
"--topk", type=int, default=1, help="Return topk results.")
parser.add_argument(
"--device",
type=str,
default='cpu',
help="Type of inference device, support 'cpu' or 'gpu'.")
parser.add_argument(
"--use_trt",
type=ast.literal_eval,
default=False,
help="Wether to use tensorrt.")
return parser.parse_args()
def build_option(args):
option = fd.RuntimeOption()
if args.device.lower() == "gpu":
option.use_gpu()
if args.use_trt:
option.use_trt_backend()
return option
args = parse_arguments()
# 配置runtime,加载模型
runtime_option = build_option(args)
model_file = os.path.join(args.model, "inference.pdmodel")
params_file = os.path.join(args.model, "inference.pdiparams")
config_file = os.path.join(args.model, "inference_cls.yaml")
model = fd.vision.classification.PaddleClasModel(
model_file, params_file, config_file, runtime_option=runtime_option)
# 预测图片分类结果
im = cv2.imread(args.image)
result = model.predict(im.copy(), args.topk)
print(result)