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infer.py
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infer.py
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# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import yaml
import glob
import json
from pathlib import Path
from functools import reduce
import cv2
import numpy as np
import math
import paddle
from paddle.inference import Config
from paddle.inference import create_predictor
import sys
# add deploy path of PaddleDetection to sys.path
parent_path = os.path.abspath(os.path.join(__file__, *(['..'])))
sys.path.insert(0, parent_path)
from benchmark_utils import PaddleInferBenchmark
from preprocess import preprocess, Resize, NormalizeImage, Permute, Pad, decode_image
from visualize import visualize_box_mask
from utils import argsparser, Timer, get_current_memory_mb, multiclass_nms, coco_clsid2catid
# Global dictionary
SUPPORT_MODELS = {
'YOLO', 'PPYOLOE', 'YOLOX', 'YOLOF', 'YOLOv5', 'RTMDet', 'YOLOv6', 'YOLOv7', 'YOLOv8', 'DETR'
}
def bench_log(detector, img_list, model_info, batch_size=1, name=None):
mems = {
'cpu_rss_mb': detector.cpu_mem / len(img_list),
'gpu_rss_mb': detector.gpu_mem / len(img_list),
'gpu_util': detector.gpu_util * 100 / len(img_list)
}
perf_info = detector.det_times.report(average=True)
data_info = {
'batch_size': batch_size,
'shape': "dynamic_shape",
'data_num': perf_info['img_num']
}
log = PaddleInferBenchmark(detector.config, model_info, data_info,
perf_info, mems)
log(name)
class Detector(object):
"""
Args:
pred_config (object): config of model, defined by `Config(model_dir)`
model_dir (str): root path of model.pdiparams, model.pdmodel and infer_cfg.yml
device (str): Choose the device you want to run, it can be: CPU/GPU/XPU, default is CPU
run_mode (str): mode of running(paddle/trt_fp32/trt_fp16)
batch_size (int): size of pre batch in inference
trt_min_shape (int): min shape for dynamic shape in trt
trt_max_shape (int): max shape for dynamic shape in trt
trt_opt_shape (int): opt shape for dynamic shape in trt
trt_calib_mode (bool): If the model is produced by TRT offline quantitative
calibration, trt_calib_mode need to set True
cpu_threads (int): cpu threads
enable_mkldnn (bool): whether to open MKLDNN
enable_mkldnn_bfloat16 (bool): whether to turn on mkldnn bfloat16
output_dir (str): The path of output
threshold (float): The threshold of score for visualization
delete_shuffle_pass (bool): whether to remove shuffle_channel_detect_pass in TensorRT.
Used by action model.
"""
def __init__(self,
model_dir,
device='CPU',
run_mode='paddle',
batch_size=1,
trt_min_shape=1,
trt_max_shape=1280,
trt_opt_shape=640,
trt_calib_mode=False,
cpu_threads=1,
enable_mkldnn=False,
enable_mkldnn_bfloat16=False,
output_dir='output',
threshold=0.5,
delete_shuffle_pass=False):
self.pred_config = self.set_config(model_dir)
self.predictor, self.config = load_predictor(
model_dir,
self.pred_config.arch,
run_mode=run_mode,
batch_size=batch_size,
min_subgraph_size=self.pred_config.min_subgraph_size,
device=device,
use_dynamic_shape=self.pred_config.use_dynamic_shape,
trt_min_shape=trt_min_shape,
trt_max_shape=trt_max_shape,
trt_opt_shape=trt_opt_shape,
trt_calib_mode=trt_calib_mode,
cpu_threads=cpu_threads,
enable_mkldnn=enable_mkldnn,
enable_mkldnn_bfloat16=enable_mkldnn_bfloat16,
delete_shuffle_pass=delete_shuffle_pass)
self.det_times = Timer()
self.cpu_mem, self.gpu_mem, self.gpu_util = 0, 0, 0
self.batch_size = batch_size
self.output_dir = output_dir
self.threshold = threshold
def set_config(self, model_dir):
return PredictConfig(model_dir)
def preprocess(self, image_list):
preprocess_ops = []
for op_info in self.pred_config.preprocess_infos:
new_op_info = op_info.copy()
op_type = new_op_info.pop('type')
preprocess_ops.append(eval(op_type)(**new_op_info))
input_im_lst = []
input_im_info_lst = []
for im_path in image_list:
im, im_info = preprocess(im_path, preprocess_ops)
input_im_lst.append(im)
input_im_info_lst.append(im_info)
inputs = create_inputs(input_im_lst, input_im_info_lst)
input_names = self.predictor.get_input_names()
for i in range(len(input_names)):
input_tensor = self.predictor.get_input_handle(input_names[i])
if input_names[i] == 'x':
input_tensor.copy_from_cpu(inputs['image'])
else:
input_tensor.copy_from_cpu(inputs[input_names[i]])
return inputs
def postprocess(self, inputs, result):
# postprocess output of predictor
np_boxes_num = result['boxes_num']
assert isinstance(np_boxes_num, np.ndarray), \
'`np_boxes_num` should be a `numpy.ndarray`'
result = {k: v for k, v in result.items() if v is not None}
return result
def filter_box(self, result, threshold):
np_boxes_num = result['boxes_num']
boxes = result['boxes']
start_idx = 0
filter_boxes = []
filter_num = []
for i in range(len(np_boxes_num)):
boxes_num = np_boxes_num[i]
boxes_i = boxes[start_idx:start_idx + boxes_num, :]
idx = boxes_i[:, 1] > threshold
filter_boxes_i = boxes_i[idx, :]
filter_boxes.append(filter_boxes_i)
filter_num.append(filter_boxes_i.shape[0])
start_idx += boxes_num
boxes = np.concatenate(filter_boxes)
filter_num = np.array(filter_num)
filter_res = {'boxes': boxes, 'boxes_num': filter_num}
return filter_res
def predict(self, repeats=1, run_benchmark=False):
'''
Args:
repeats (int): repeats number for prediction
Returns:
result (dict): include 'boxes': np.ndarray: shape:[N,6], N: number of box,
matix element:[class, score, x_min, y_min, x_max, y_max]
MaskRCNN's result include 'masks': np.ndarray:
shape: [N, im_h, im_w]
'''
# model prediction
np_boxes_num, np_boxes, np_masks = np.array([0]), None, None
if run_benchmark:
for i in range(repeats):
self.predictor.run()
paddle.device.cuda.synchronize()
result = dict(
boxes=np_boxes, masks=np_masks, boxes_num=np_boxes_num)
return result
for i in range(repeats):
self.predictor.run()
output_names = self.predictor.get_output_names()
boxes_tensor = self.predictor.get_output_handle(output_names[0])
np_boxes = boxes_tensor.copy_to_cpu()
if len(output_names) == 1:
# some exported model can not get tensor 'bbox_num'
np_boxes_num = np.array([len(np_boxes)])
else:
boxes_num = self.predictor.get_output_handle(output_names[1])
np_boxes_num = boxes_num.copy_to_cpu()
if self.pred_config.mask:
masks_tensor = self.predictor.get_output_handle(output_names[2])
np_masks = masks_tensor.copy_to_cpu()
result = dict(boxes=np_boxes, masks=np_masks, boxes_num=np_boxes_num)
return result
def merge_batch_result(self, batch_result):
if len(batch_result) == 1:
return batch_result[0]
res_key = batch_result[0].keys()
results = {k: [] for k in res_key}
for res in batch_result:
for k, v in res.items():
results[k].append(v)
for k, v in results.items():
if k not in ['masks', 'segm']:
results[k] = np.concatenate(v)
return results
def get_timer(self):
return self.det_times
def predict_image_slice(self,
img_list,
slice_size=[640, 640],
overlap_ratio=[0.25, 0.25],
combine_method='nms',
match_threshold=0.6,
match_metric='ios',
run_benchmark=False,
repeats=1,
visual=True,
save_results=False):
# slice infer only support bs=1
results = []
try:
import sahi
from sahi.slicing import slice_image
except Exception as e:
print(
'sahi not found, plaese install sahi. '
'for example: `pip install sahi`, see https://github.com/obss/sahi.'
)
raise e
num_classes = len(self.pred_config.labels)
for i in range(len(img_list)):
ori_image = img_list[i]
slice_image_result = sahi.slicing.slice_image(
image=ori_image,
slice_height=slice_size[0],
slice_width=slice_size[1],
overlap_height_ratio=overlap_ratio[0],
overlap_width_ratio=overlap_ratio[1])
sub_img_num = len(slice_image_result)
merged_bboxs = []
print('slice to {} sub_samples.', sub_img_num)
batch_image_list = [
slice_image_result.images[_ind] for _ind in range(sub_img_num)
]
if run_benchmark:
# preprocess
inputs = self.preprocess(batch_image_list) # warmup
self.det_times.preprocess_time_s.start()
inputs = self.preprocess(batch_image_list)
self.det_times.preprocess_time_s.end()
# model prediction
result = self.predict(repeats=50, run_benchmark=True) # warmup
self.det_times.inference_time_s.start()
result = self.predict(repeats=repeats, run_benchmark=True)
self.det_times.inference_time_s.end(repeats=repeats)
# postprocess
result_warmup = self.postprocess(inputs, result) # warmup
self.det_times.postprocess_time_s.start()
result = self.postprocess(inputs, result)
self.det_times.postprocess_time_s.end()
self.det_times.img_num += 1
cm, gm, gu = get_current_memory_mb()
self.cpu_mem += cm
self.gpu_mem += gm
self.gpu_util += gu
else:
# preprocess
self.det_times.preprocess_time_s.start()
inputs = self.preprocess(batch_image_list)
self.det_times.preprocess_time_s.end()
# model prediction
self.det_times.inference_time_s.start()
result = self.predict()
self.det_times.inference_time_s.end()
# postprocess
self.det_times.postprocess_time_s.start()
result = self.postprocess(inputs, result)
self.det_times.postprocess_time_s.end()
self.det_times.img_num += 1
st, ed = 0, result['boxes_num'][0] # start_index, end_index
for _ind in range(sub_img_num):
boxes_num = result['boxes_num'][_ind]
ed = st + boxes_num
shift_amount = slice_image_result.starting_pixels[_ind]
result['boxes'][st:ed][:, 2:4] = result['boxes'][
st:ed][:, 2:4] + shift_amount
result['boxes'][st:ed][:, 4:6] = result['boxes'][
st:ed][:, 4:6] + shift_amount
merged_bboxs.append(result['boxes'][st:ed])
st = ed
merged_results = {'boxes': []}
if combine_method == 'nms':
final_boxes = multiclass_nms(
np.concatenate(merged_bboxs), num_classes, match_threshold,
match_metric)
merged_results['boxes'] = np.concatenate(final_boxes)
elif combine_method == 'concat':
merged_results['boxes'] = np.concatenate(merged_bboxs)
else:
raise ValueError(
"Now only support 'nms' or 'concat' to fuse detection results."
)
merged_results['boxes_num'] = np.array(
[len(merged_results['boxes'])], dtype=np.int32)
if visual:
visualize(
[ori_image], # should be list
merged_results,
self.pred_config.labels,
output_dir=self.output_dir,
threshold=self.threshold)
results.append(merged_results)
print('Test iter {}'.format(i))
results = self.merge_batch_result(results)
if save_results:
Path(self.output_dir).mkdir(exist_ok=True)
self.save_coco_results(
img_list, results, use_coco_category=FLAGS.use_coco_category)
return results
def predict_image(self,
image_list,
run_benchmark=False,
repeats=1,
visual=True,
save_results=False):
batch_loop_cnt = math.ceil(float(len(image_list)) / self.batch_size)
results = []
for i in range(batch_loop_cnt):
start_index = i * self.batch_size
end_index = min((i + 1) * self.batch_size, len(image_list))
batch_image_list = image_list[start_index:end_index]
if run_benchmark:
# preprocess
inputs = self.preprocess(batch_image_list) # warmup
self.det_times.preprocess_time_s.start()
inputs = self.preprocess(batch_image_list)
self.det_times.preprocess_time_s.end()
# model prediction
result = self.predict(repeats=50, run_benchmark=True) # warmup
self.det_times.inference_time_s.start()
result = self.predict(repeats=repeats, run_benchmark=True)
self.det_times.inference_time_s.end(repeats=repeats)
# postprocess
result_warmup = self.postprocess(inputs, result) # warmup
self.det_times.postprocess_time_s.start()
result = self.postprocess(inputs, result)
self.det_times.postprocess_time_s.end()
self.det_times.img_num += len(batch_image_list)
cm, gm, gu = get_current_memory_mb()
self.cpu_mem += cm
self.gpu_mem += gm
self.gpu_util += gu
else:
# preprocess
self.det_times.preprocess_time_s.start()
inputs = self.preprocess(batch_image_list)
self.det_times.preprocess_time_s.end()
# model prediction
self.det_times.inference_time_s.start()
result = self.predict()
self.det_times.inference_time_s.end()
# postprocess
self.det_times.postprocess_time_s.start()
result = self.postprocess(inputs, result)
self.det_times.postprocess_time_s.end()
self.det_times.img_num += len(batch_image_list)
if visual:
visualize(
batch_image_list,
result,
self.pred_config.labels,
output_dir=self.output_dir,
threshold=self.threshold)
results.append(result)
print('Test iter {}'.format(i))
results = self.merge_batch_result(results)
if save_results:
Path(self.output_dir).mkdir(exist_ok=True)
self.save_coco_results(
image_list, results, use_coco_category=FLAGS.use_coco_category)
return results
def predict_video(self, video_file, camera_id):
video_out_name = 'output.mp4'
if camera_id != -1:
capture = cv2.VideoCapture(camera_id)
else:
capture = cv2.VideoCapture(video_file)
video_out_name = os.path.split(video_file)[-1]
# Get Video info : resolution, fps, frame count
width = int(capture.get(cv2.CAP_PROP_FRAME_WIDTH))
height = int(capture.get(cv2.CAP_PROP_FRAME_HEIGHT))
fps = int(capture.get(cv2.CAP_PROP_FPS))
frame_count = int(capture.get(cv2.CAP_PROP_FRAME_COUNT))
print("fps: %d, frame_count: %d" % (fps, frame_count))
if not os.path.exists(self.output_dir):
os.makedirs(self.output_dir)
out_path = os.path.join(self.output_dir, video_out_name)
fourcc = cv2.VideoWriter_fourcc(* 'mp4v')
writer = cv2.VideoWriter(out_path, fourcc, fps, (width, height))
index = 1
while (1):
ret, frame = capture.read()
if not ret:
break
print('detect frame: %d' % (index))
index += 1
results = self.predict_image([frame[:, :, ::-1]], visual=False)
im = visualize_box_mask(
frame,
results,
self.pred_config.labels,
threshold=self.threshold)
im = np.array(im)
writer.write(im)
if camera_id != -1:
cv2.imshow('Mask Detection', im)
if cv2.waitKey(1) & 0xFF == ord('q'):
break
writer.release()
def save_coco_results(self, image_list, results, use_coco_category=False):
bbox_results = []
mask_results = []
idx = 0
print("Start saving coco json files...")
for i, box_num in enumerate(results['boxes_num']):
file_name = os.path.split(image_list[i])[-1]
if use_coco_category:
img_id = int(os.path.splitext(file_name)[0])
else:
img_id = i
if 'boxes' in results:
boxes = results['boxes'][idx:idx + box_num].tolist()
bbox_results.extend([{
'image_id': img_id,
'category_id': coco_clsid2catid[int(box[0])] \
if use_coco_category else int(box[0]),
'file_name': file_name,
'bbox': [box[2], box[3], box[4] - box[2],
box[5] - box[3]], # xyxy -> xywh
'score': box[1]} for box in boxes])
if 'masks' in results:
import pycocotools.mask as mask_util
boxes = results['boxes'][idx:idx + box_num].tolist()
masks = results['masks'][i][:box_num].astype(np.uint8)
seg_res = []
for box, mask in zip(boxes, masks):
rle = mask_util.encode(
np.array(
mask[:, :, None], dtype=np.uint8, order="F"))[0]
if 'counts' in rle:
rle['counts'] = rle['counts'].decode("utf8")
seg_res.append({
'image_id': img_id,
'category_id': coco_clsid2catid[int(box[0])] \
if use_coco_category else int(box[0]),
'file_name': file_name,
'segmentation': rle,
'score': box[1]})
mask_results.extend(seg_res)
idx += box_num
if bbox_results:
bbox_file = os.path.join(self.output_dir, "bbox.json")
with open(bbox_file, 'w') as f:
json.dump(bbox_results, f)
print(f"The bbox result is saved to {bbox_file}")
if mask_results:
mask_file = os.path.join(self.output_dir, "mask.json")
with open(mask_file, 'w') as f:
json.dump(mask_results, f)
print(f"The mask result is saved to {mask_file}")
def create_inputs(imgs, im_info):
"""generate input for different model type
Args:
imgs (list(numpy)): list of images (np.ndarray)
im_info (list(dict)): list of image info
Returns:
inputs (dict): input of model
"""
inputs = {}
im_shape = []
scale_factor = []
if len(imgs) == 1:
inputs['image'] = np.array((imgs[0], )).astype('float32')
inputs['im_shape'] = np.array(
(im_info[0]['im_shape'], )).astype('float32')
inputs['scale_factor'] = np.array(
(im_info[0]['scale_factor'], )).astype('float32')
return inputs
for e in im_info:
im_shape.append(np.array((e['im_shape'], )).astype('float32'))
scale_factor.append(np.array((e['scale_factor'], )).astype('float32'))
inputs['im_shape'] = np.concatenate(im_shape, axis=0)
inputs['scale_factor'] = np.concatenate(scale_factor, axis=0)
imgs_shape = [[e.shape[1], e.shape[2]] for e in imgs]
max_shape_h = max([e[0] for e in imgs_shape])
max_shape_w = max([e[1] for e in imgs_shape])
padding_imgs = []
for img in imgs:
im_c, im_h, im_w = img.shape[:]
padding_im = np.zeros(
(im_c, max_shape_h, max_shape_w), dtype=np.float32)
padding_im[:, :im_h, :im_w] = img
padding_imgs.append(padding_im)
inputs['image'] = np.stack(padding_imgs, axis=0)
return inputs
class PredictConfig():
"""set config of preprocess, postprocess and visualize
Args:
model_dir (str): root path of model.yml
"""
def __init__(self, model_dir):
# parsing Yaml config for Preprocess
deploy_file = os.path.join(model_dir, 'infer_cfg.yml')
with open(deploy_file) as f:
yml_conf = yaml.safe_load(f)
self.check_model(yml_conf)
self.arch = yml_conf['arch']
self.preprocess_infos = yml_conf['Preprocess']
self.min_subgraph_size = yml_conf['min_subgraph_size']
self.labels = yml_conf['label_list']
self.mask = False
self.use_dynamic_shape = yml_conf['use_dynamic_shape']
if 'mask' in yml_conf:
self.mask = yml_conf['mask']
self.tracker = None
if 'tracker' in yml_conf:
self.tracker = yml_conf['tracker']
if 'NMS' in yml_conf:
self.nms = yml_conf['NMS']
if 'fpn_stride' in yml_conf:
self.fpn_stride = yml_conf['fpn_stride']
if self.arch == 'RCNN' and yml_conf.get('export_onnx', False):
print(
'The RCNN export model is used for ONNX and it only supports batch_size = 1'
)
self.print_config()
def check_model(self, yml_conf):
"""
Raises:
ValueError: loaded model not in supported model type
"""
for support_model in SUPPORT_MODELS:
if support_model in yml_conf['arch']:
return True
raise ValueError("Unsupported arch: {}, expect {}".format(yml_conf[
'arch'], SUPPORT_MODELS))
def print_config(self):
print('----------- Model Configuration -----------')
print('%s: %s' % ('Model Arch', self.arch))
print('%s: ' % ('Transform Order'))
for op_info in self.preprocess_infos:
print('--%s: %s' % ('transform op', op_info['type']))
print('--------------------------------------------')
def load_predictor(model_dir,
arch,
run_mode='paddle',
batch_size=1,
device='CPU',
min_subgraph_size=3,
use_dynamic_shape=False,
trt_min_shape=1,
trt_max_shape=1280,
trt_opt_shape=640,
trt_calib_mode=False,
cpu_threads=1,
enable_mkldnn=False,
enable_mkldnn_bfloat16=False,
delete_shuffle_pass=False):
"""set AnalysisConfig, generate AnalysisPredictor
Args:
model_dir (str): root path of __model__ and __params__
device (str): Choose the device you want to run, it can be: CPU/GPU/XPU, default is CPU
run_mode (str): mode of running(paddle/trt_fp32/trt_fp16/trt_int8)
use_dynamic_shape (bool): use dynamic shape or not
trt_min_shape (int): min shape for dynamic shape in trt
trt_max_shape (int): max shape for dynamic shape in trt
trt_opt_shape (int): opt shape for dynamic shape in trt
trt_calib_mode (bool): If the model is produced by TRT offline quantitative
calibration, trt_calib_mode need to set True
delete_shuffle_pass (bool): whether to remove shuffle_channel_detect_pass in TensorRT.
Used by action model.
Returns:
predictor (PaddlePredictor): AnalysisPredictor
Raises:
ValueError: predict by TensorRT need device == 'GPU'.
"""
if device != 'GPU' and run_mode != 'paddle':
raise ValueError(
"Predict by TensorRT mode: {}, expect device=='GPU', but device == {}"
.format(run_mode, device))
infer_model = os.path.join(model_dir, 'model.pdmodel')
infer_params = os.path.join(model_dir, 'model.pdiparams')
if not os.path.exists(infer_model):
infer_model = os.path.join(model_dir, 'inference.pdmodel')
infer_params = os.path.join(model_dir, 'inference.pdiparams')
if not os.path.exists(infer_model):
raise ValueError(
"Cannot find any inference model in dir: {},".format(model_dir))
config = Config(infer_model, infer_params)
if device == 'GPU':
# initial GPU memory(M), device ID
config.enable_use_gpu(200, 0)
# optimize graph and fuse op
config.switch_ir_optim(True)
elif device == 'XPU':
if config.lite_engine_enabled():
config.enable_lite_engine()
config.enable_xpu(10 * 1024 * 1024)
elif device == 'NPU':
if config.lite_engine_enabled():
config.enable_lite_engine()
config.enable_custom_device('npu')
else:
config.disable_gpu()
config.set_cpu_math_library_num_threads(cpu_threads)
if enable_mkldnn:
try:
# cache 10 different shapes for mkldnn to avoid memory leak
config.set_mkldnn_cache_capacity(10)
config.enable_mkldnn()
if enable_mkldnn_bfloat16:
config.enable_mkldnn_bfloat16()
except Exception as e:
print(
"The current environment does not support `mkldnn`, so disable mkldnn."
)
pass
precision_map = {
'trt_int8': Config.Precision.Int8,
'trt_fp32': Config.Precision.Float32,
'trt_fp16': Config.Precision.Half
}
if run_mode in precision_map.keys():
config.enable_tensorrt_engine(
workspace_size=(1 << 25) * batch_size,
max_batch_size=batch_size,
min_subgraph_size=min_subgraph_size,
precision_mode=precision_map[run_mode],
use_static=False,
use_calib_mode=trt_calib_mode)
if FLAGS.collect_trt_shape_info:
config.collect_shape_range_info(FLAGS.tuned_trt_shape_file)
elif os.path.exists(FLAGS.tuned_trt_shape_file):
print(f'Use dynamic shape file: '
f'{FLAGS.tuned_trt_shape_file} for TRT...')
config.enable_tuned_tensorrt_dynamic_shape(
FLAGS.tuned_trt_shape_file, True)
if use_dynamic_shape:
min_input_shape = {
'image': [batch_size, 3, trt_min_shape, trt_min_shape],
'scale_factor': [batch_size, 2]
}
max_input_shape = {
'image': [batch_size, 3, trt_max_shape, trt_max_shape],
'scale_factor': [batch_size, 2]
}
opt_input_shape = {
'image': [batch_size, 3, trt_opt_shape, trt_opt_shape],
'scale_factor': [batch_size, 2]
}
config.set_trt_dynamic_shape_info(min_input_shape, max_input_shape,
opt_input_shape)
print('trt set dynamic shape done!')
# disable print log when predict
config.disable_glog_info()
# enable shared memory
config.enable_memory_optim()
# disable feed, fetch OP, needed by zero_copy_run
config.switch_use_feed_fetch_ops(False)
if delete_shuffle_pass:
config.delete_pass("shuffle_channel_detect_pass")
predictor = create_predictor(config)
return predictor, config
def get_test_images(infer_dir, infer_img):
"""
Get image path list in TEST mode
"""
assert infer_img is not None or infer_dir is not None, \
"--image_file or --image_dir should be set"
assert infer_img is None or os.path.isfile(infer_img), \
"{} is not a file".format(infer_img)
assert infer_dir is None or os.path.isdir(infer_dir), \
"{} is not a directory".format(infer_dir)
# infer_img has a higher priority
if infer_img and os.path.isfile(infer_img):
return [infer_img]
images = set()
infer_dir = os.path.abspath(infer_dir)
assert os.path.isdir(infer_dir), \
"infer_dir {} is not a directory".format(infer_dir)
exts = ['jpg', 'jpeg', 'png', 'bmp']
exts += [ext.upper() for ext in exts]
for ext in exts:
images.update(glob.glob('{}/*.{}'.format(infer_dir, ext)))
images = list(images)
assert len(images) > 0, "no image found in {}".format(infer_dir)
print("Found {} inference images in total.".format(len(images)))
return images
def visualize(image_list, result, labels, output_dir='output/', threshold=0.5):
# visualize the predict result
start_idx = 0
for idx, image_file in enumerate(image_list):
im_bboxes_num = result['boxes_num'][idx]
im_results = {}
if 'boxes' in result:
im_results['boxes'] = result['boxes'][start_idx:start_idx +
im_bboxes_num, :]
if 'masks' in result:
im_results['masks'] = result['masks'][start_idx:start_idx +
im_bboxes_num, :]
if 'segm' in result:
im_results['segm'] = result['segm'][start_idx:start_idx +
im_bboxes_num, :]
if 'label' in result:
im_results['label'] = result['label'][start_idx:start_idx +
im_bboxes_num]
if 'score' in result:
im_results['score'] = result['score'][start_idx:start_idx +
im_bboxes_num]
start_idx += im_bboxes_num
im = visualize_box_mask(
image_file, im_results, labels, threshold=threshold)
img_name = os.path.split(image_file)[-1]
if not os.path.exists(output_dir):
os.makedirs(output_dir)
out_path = os.path.join(output_dir, img_name)
im.save(out_path, quality=95)
print("save result to: " + out_path)
def print_arguments(args):
print('----------- Running Arguments -----------')
for arg, value in sorted(vars(args).items()):
print('%s: %s' % (arg, value))
print('------------------------------------------')
def main():
deploy_file = os.path.join(FLAGS.model_dir, 'infer_cfg.yml')
with open(deploy_file) as f:
yml_conf = yaml.safe_load(f)
arch = yml_conf['arch']
detector_func = 'Detector'
detector = eval(detector_func)(
FLAGS.model_dir,
device=FLAGS.device,
run_mode=FLAGS.run_mode,
batch_size=FLAGS.batch_size,
trt_min_shape=FLAGS.trt_min_shape,
trt_max_shape=FLAGS.trt_max_shape,
trt_opt_shape=FLAGS.trt_opt_shape,
trt_calib_mode=FLAGS.trt_calib_mode,
cpu_threads=FLAGS.cpu_threads,
enable_mkldnn=FLAGS.enable_mkldnn,
enable_mkldnn_bfloat16=FLAGS.enable_mkldnn_bfloat16,
threshold=FLAGS.threshold,
output_dir=FLAGS.output_dir)
# predict from video file or camera video stream
if FLAGS.video_file is not None or FLAGS.camera_id != -1:
detector.predict_video(FLAGS.video_file, FLAGS.camera_id)
else:
# predict from image
if FLAGS.image_dir is None and FLAGS.image_file is not None:
assert FLAGS.batch_size == 1, "batch_size should be 1, when image_file is not None"
img_list = get_test_images(FLAGS.image_dir, FLAGS.image_file)
if FLAGS.slice_infer:
detector.predict_image_slice(
img_list,
FLAGS.slice_size,
FLAGS.overlap_ratio,
FLAGS.combine_method,
FLAGS.match_threshold,
FLAGS.match_metric,
visual=FLAGS.save_images,
save_results=FLAGS.save_results)
else:
detector.predict_image(
img_list,
FLAGS.run_benchmark,
repeats=100,
visual=FLAGS.save_images,
save_results=FLAGS.save_results)
if not FLAGS.run_benchmark:
detector.det_times.info(average=True)
else:
mode = FLAGS.run_mode
model_dir = FLAGS.model_dir
model_info = {
'model_name': model_dir.strip('/').split('/')[-1],
'precision': mode.split('_')[-1]
}
bench_log(detector, img_list, model_info, name='DET')
if __name__ == '__main__':
paddle.enable_static()
parser = argsparser()
FLAGS = parser.parse_args()
print_arguments(FLAGS)
FLAGS.device = FLAGS.device.upper()
assert FLAGS.device in ['CPU', 'GPU', 'XPU', 'NPU'
], "device should be CPU, GPU, XPU or NPU"
assert not FLAGS.use_gpu, "use_gpu has been deprecated, please use --device"
assert not (
FLAGS.enable_mkldnn == False and FLAGS.enable_mkldnn_bfloat16 == True
), 'To enable mkldnn bfloat, please turn on both enable_mkldnn and enable_mkldnn_bfloat16'
main()