mirror of
https://github.com/deepinsight/insightface.git
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110 lines
3.7 KiB
Python
110 lines
3.7 KiB
Python
from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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from scipy import misc
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import sys
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import os
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import argparse
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#import tensorflow as tf
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import numpy as np
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import mxnet as mx
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import random
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import cv2
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import sklearn
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from sklearn.decomposition import PCA
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from time import sleep
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from easydict import EasyDict as edict
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from mtcnn_detector import MtcnnDetector
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sys.path.append(os.path.join(os.path.dirname(__file__), '..', 'src', 'common'))
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import face_image
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import face_preprocess
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def do_flip(data):
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for idx in range(data.shape[0]):
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data[idx, :, :] = np.fliplr(data[idx, :, :])
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def get_model(ctx, image_size, model_str, layer):
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_vec = model_str.split(',')
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assert len(_vec) == 2
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prefix = _vec[0]
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epoch = int(_vec[1])
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print('loading', prefix, epoch)
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sym, arg_params, aux_params = mx.model.load_checkpoint(prefix, epoch)
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all_layers = sym.get_internals()
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sym = all_layers[layer + '_output']
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model = mx.mod.Module(symbol=sym, context=ctx, label_names=None)
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#model.bind(data_shapes=[('data', (args.batch_size, 3, image_size[0], image_size[1]))], label_shapes=[('softmax_label', (args.batch_size,))])
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model.bind(data_shapes=[('data', (1, 3, image_size[0], image_size[1]))])
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model.set_params(arg_params, aux_params)
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return model
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class FaceModel:
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def __init__(self, args):
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self.args = args
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if args.gpu >= 0:
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ctx = mx.gpu(args.gpu)
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else:
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ctx = mx.cpu()
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_vec = args.image_size.split(',')
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assert len(_vec) == 2
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image_size = (int(_vec[0]), int(_vec[1]))
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self.model = None
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if len(args.model) > 0:
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self.model = get_model(ctx, image_size, args.model, 'fc1')
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self.det_minsize = 50
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self.det_threshold = [0.6, 0.7, 0.8]
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#self.det_factor = 0.9
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self.image_size = image_size
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mtcnn_path = os.path.join(os.path.dirname(__file__), 'mtcnn-model')
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if args.det == 0:
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detector = MtcnnDetector(model_folder=mtcnn_path,
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ctx=ctx,
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num_worker=1,
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accurate_landmark=True,
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threshold=self.det_threshold)
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else:
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detector = MtcnnDetector(model_folder=mtcnn_path,
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ctx=ctx,
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num_worker=1,
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accurate_landmark=True,
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threshold=[0.0, 0.0, 0.2])
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self.detector = detector
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def get_input(self, face_img):
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ret = self.detector.detect_face(face_img, det_type=self.args.det)
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if ret is None:
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return None
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bbox, points = ret
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if bbox.shape[0] == 0:
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return None
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bbox = bbox[0, 0:4]
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points = points[0, :].reshape((2, 5)).T
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#print(bbox)
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#print(points)
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nimg = face_preprocess.preprocess(face_img,
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bbox,
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points,
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image_size='112,112')
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nimg = cv2.cvtColor(nimg, cv2.COLOR_BGR2RGB)
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aligned = np.transpose(nimg, (2, 0, 1))
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input_blob = np.expand_dims(aligned, axis=0)
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data = mx.nd.array(input_blob)
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db = mx.io.DataBatch(data=(data, ))
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return db
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def get_ga(self, data):
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self.model.forward(data, is_train=False)
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ret = self.model.get_outputs()[0].asnumpy()
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g = ret[:, 0:2].flatten()
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gender = np.argmax(g)
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a = ret[:, 2:202].reshape((100, 2))
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a = np.argmax(a, axis=1)
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age = int(sum(a))
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return gender, age
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