From e6bd5af6a8e306a1cdef63402a77a980a04ad6e1 Mon Sep 17 00:00:00 2001 From: Grafting Rayman <156515434+GraftingRayman@users.noreply.github.com> Date: Fri, 17 Jan 2025 11:06:44 +0000 Subject: Add files via upload --- r_facelib/detection/retinaface/retinaface.py | 389 +++++++++++++++++++++++++++ 1 file changed, 389 insertions(+) create mode 100644 r_facelib/detection/retinaface/retinaface.py (limited to 'r_facelib/detection/retinaface/retinaface.py') diff --git a/r_facelib/detection/retinaface/retinaface.py b/r_facelib/detection/retinaface/retinaface.py new file mode 100644 index 0000000..5d9770a --- /dev/null +++ b/r_facelib/detection/retinaface/retinaface.py @@ -0,0 +1,389 @@ +import cv2 +import numpy as np +import torch +import torch.nn as nn +import torch.nn.functional as F +from PIL import Image +from torchvision.models._utils import IntermediateLayerGetter as IntermediateLayerGetter + +from modules import shared + +from r_facelib.detection.align_trans import get_reference_facial_points, warp_and_crop_face +from r_facelib.detection.retinaface.retinaface_net import FPN, SSH, MobileNetV1, make_bbox_head, make_class_head, make_landmark_head +from r_facelib.detection.retinaface.retinaface_utils import (PriorBox, batched_decode, batched_decode_landm, decode, decode_landm, + py_cpu_nms) + +#device = torch.device('cuda' if torch.cuda.is_available() else 'cpu') +if torch.cuda.is_available(): + device = torch.device('cuda') +elif torch.backends.mps.is_available(): + device = torch.device('mps') +# elif hasattr(torch,'dml'): +# device = torch.device('dml') +elif hasattr(torch,'dml') or hasattr(torch,'privateuseone'): # AMD + if shared.cmd_opts is not None: # A1111 + if shared.cmd_opts.device_id is not None: + device = torch.device(f'privateuseone:{shared.cmd_opts.device_id}') + else: + device = torch.device('privateuseone:0') + else: + device = torch.device('privateuseone:0') +else: + device = torch.device('cpu') + + +def generate_config(network_name): + + cfg_mnet = { + 'name': 'mobilenet0.25', + 'min_sizes': [[16, 32], [64, 128], [256, 512]], + 'steps': [8, 16, 32], + 'variance': [0.1, 0.2], + 'clip': False, + 'loc_weight': 2.0, + 'gpu_train': True, + 'batch_size': 32, + 'ngpu': 1, + 'epoch': 250, + 'decay1': 190, + 'decay2': 220, + 'image_size': 640, + 'return_layers': { + 'stage1': 1, + 'stage2': 2, + 'stage3': 3 + }, + 'in_channel': 32, + 'out_channel': 64 + } + + cfg_re50 = { + 'name': 'Resnet50', + 'min_sizes': [[16, 32], [64, 128], [256, 512]], + 'steps': [8, 16, 32], + 'variance': [0.1, 0.2], + 'clip': False, + 'loc_weight': 2.0, + 'gpu_train': True, + 'batch_size': 24, + 'ngpu': 4, + 'epoch': 100, + 'decay1': 70, + 'decay2': 90, + 'image_size': 840, + 'return_layers': { + 'layer2': 1, + 'layer3': 2, + 'layer4': 3 + }, + 'in_channel': 256, + 'out_channel': 256 + } + + if network_name == 'mobile0.25': + return cfg_mnet + elif network_name == 'resnet50': + return cfg_re50 + else: + raise NotImplementedError(f'network_name={network_name}') + + +class RetinaFace(nn.Module): + + def __init__(self, network_name='resnet50', half=False, phase='test'): + super(RetinaFace, self).__init__() + self.half_inference = half + cfg = generate_config(network_name) + self.backbone = cfg['name'] + + self.model_name = f'retinaface_{network_name}' + self.cfg = cfg + self.phase = phase + self.target_size, self.max_size = 1600, 2150 + self.resize, self.scale, self.scale1 = 1., None, None + self.mean_tensor = torch.tensor([[[[104.]], [[117.]], [[123.]]]]).to(device) + self.reference = get_reference_facial_points(default_square=True) + # Build network. + backbone = None + if cfg['name'] == 'mobilenet0.25': + backbone = MobileNetV1() + self.body = IntermediateLayerGetter(backbone, cfg['return_layers']) + elif cfg['name'] == 'Resnet50': + import torchvision.models as models + backbone = models.resnet50(pretrained=False) + self.body = IntermediateLayerGetter(backbone, cfg['return_layers']) + + in_channels_stage2 = cfg['in_channel'] + in_channels_list = [ + in_channels_stage2 * 2, + in_channels_stage2 * 4, + in_channels_stage2 * 8, + ] + + out_channels = cfg['out_channel'] + self.fpn = FPN(in_channels_list, out_channels) + self.ssh1 = SSH(out_channels, out_channels) + self.ssh2 = SSH(out_channels, out_channels) + self.ssh3 = SSH(out_channels, out_channels) + + self.ClassHead = make_class_head(fpn_num=3, inchannels=cfg['out_channel']) + self.BboxHead = make_bbox_head(fpn_num=3, inchannels=cfg['out_channel']) + self.LandmarkHead = make_landmark_head(fpn_num=3, inchannels=cfg['out_channel']) + + self.to(device) + self.eval() + if self.half_inference: + self.half() + + def forward(self, inputs): + self.to(device) + out = self.body(inputs) + + if self.backbone == 'mobilenet0.25' or self.backbone == 'Resnet50': + out = list(out.values()) + # FPN + fpn = self.fpn(out) + + # SSH + feature1 = self.ssh1(fpn[0]) + feature2 = self.ssh2(fpn[1]) + feature3 = self.ssh3(fpn[2]) + features = [feature1, feature2, feature3] + + bbox_regressions = torch.cat([self.BboxHead[i](feature) for i, feature in enumerate(features)], dim=1) + classifications = torch.cat([self.ClassHead[i](feature) for i, feature in enumerate(features)], dim=1) + tmp = [self.LandmarkHead[i](feature) for i, feature in enumerate(features)] + ldm_regressions = (torch.cat(tmp, dim=1)) + + if self.phase == 'train': + output = (bbox_regressions, classifications, ldm_regressions) + else: + output = (bbox_regressions, F.softmax(classifications, dim=-1), ldm_regressions) + return output + + def __detect_faces(self, inputs): + # get scale + height, width = inputs.shape[2:] + self.scale = torch.tensor([width, height, width, height], dtype=torch.float32).to(device) + tmp = [width, height, width, height, width, height, width, height, width, height] + self.scale1 = torch.tensor(tmp, dtype=torch.float32).to(device) + + # forawrd + inputs = inputs.to(device) + if self.half_inference: + inputs = inputs.half() + loc, conf, landmarks = self(inputs) + + # get priorbox + priorbox = PriorBox(self.cfg, image_size=inputs.shape[2:]) + priors = priorbox.forward().to(device) + + return loc, conf, landmarks, priors + + # single image detection + def transform(self, image, use_origin_size): + # convert to opencv format + if isinstance(image, Image.Image): + image = cv2.cvtColor(np.asarray(image), cv2.COLOR_RGB2BGR) + image = image.astype(np.float32) + + # testing scale + im_size_min = np.min(image.shape[0:2]) + im_size_max = np.max(image.shape[0:2]) + resize = float(self.target_size) / float(im_size_min) + + # prevent bigger axis from being more than max_size + if np.round(resize * im_size_max) > self.max_size: + resize = float(self.max_size) / float(im_size_max) + resize = 1 if use_origin_size else resize + + # resize + if resize != 1: + image = cv2.resize(image, None, None, fx=resize, fy=resize, interpolation=cv2.INTER_LINEAR) + + # convert to torch.tensor format + # image -= (104, 117, 123) + image = image.transpose(2, 0, 1) + image = torch.from_numpy(image).unsqueeze(0) + + return image, resize + + def detect_faces( + self, + image, + conf_threshold=0.8, + nms_threshold=0.4, + use_origin_size=True, + ): + """ + Params: + imgs: BGR image + """ + image, self.resize = self.transform(image, use_origin_size) + image = image.to(device) + if self.half_inference: + image = image.half() + image = image - self.mean_tensor + + loc, conf, landmarks, priors = self.__detect_faces(image) + + boxes = decode(loc.data.squeeze(0), priors.data, self.cfg['variance']) + boxes = boxes * self.scale / self.resize + boxes = boxes.cpu().numpy() + + scores = conf.squeeze(0).data.cpu().numpy()[:, 1] + + landmarks = decode_landm(landmarks.squeeze(0), priors, self.cfg['variance']) + landmarks = landmarks * self.scale1 / self.resize + landmarks = landmarks.cpu().numpy() + + # ignore low scores + inds = np.where(scores > conf_threshold)[0] + boxes, landmarks, scores = boxes[inds], landmarks[inds], scores[inds] + + # sort + order = scores.argsort()[::-1] + boxes, landmarks, scores = boxes[order], landmarks[order], scores[order] + + # do NMS + bounding_boxes = np.hstack((boxes, scores[:, np.newaxis])).astype(np.float32, copy=False) + keep = py_cpu_nms(bounding_boxes, nms_threshold) + bounding_boxes, landmarks = bounding_boxes[keep, :], landmarks[keep] + # self.t['forward_pass'].toc() + # print(self.t['forward_pass'].average_time) + # import sys + # sys.stdout.flush() + return np.concatenate((bounding_boxes, landmarks), axis=1) + + def __align_multi(self, image, boxes, landmarks, limit=None): + + if len(boxes) < 1: + return [], [] + + if limit: + boxes = boxes[:limit] + landmarks = landmarks[:limit] + + faces = [] + for landmark in landmarks: + facial5points = [[landmark[2 * j], landmark[2 * j + 1]] for j in range(5)] + + warped_face = warp_and_crop_face(np.array(image), facial5points, self.reference, crop_size=(112, 112)) + faces.append(warped_face) + + return np.concatenate((boxes, landmarks), axis=1), faces + + def align_multi(self, img, conf_threshold=0.8, limit=None): + + rlt = self.detect_faces(img, conf_threshold=conf_threshold) + boxes, landmarks = rlt[:, 0:5], rlt[:, 5:] + + return self.__align_multi(img, boxes, landmarks, limit) + + # batched detection + def batched_transform(self, frames, use_origin_size): + """ + Arguments: + frames: a list of PIL.Image, or torch.Tensor(shape=[n, h, w, c], + type=np.float32, BGR format). + use_origin_size: whether to use origin size. + """ + from_PIL = True if isinstance(frames[0], Image.Image) else False + + # convert to opencv format + if from_PIL: + frames = [cv2.cvtColor(np.asarray(frame), cv2.COLOR_RGB2BGR) for frame in frames] + frames = np.asarray(frames, dtype=np.float32) + + # testing scale + im_size_min = np.min(frames[0].shape[0:2]) + im_size_max = np.max(frames[0].shape[0:2]) + resize = float(self.target_size) / float(im_size_min) + + # prevent bigger axis from being more than max_size + if np.round(resize * im_size_max) > self.max_size: + resize = float(self.max_size) / float(im_size_max) + resize = 1 if use_origin_size else resize + + # resize + if resize != 1: + if not from_PIL: + frames = F.interpolate(frames, scale_factor=resize) + else: + frames = [ + cv2.resize(frame, None, None, fx=resize, fy=resize, interpolation=cv2.INTER_LINEAR) + for frame in frames + ] + + # convert to torch.tensor format + if not from_PIL: + frames = frames.transpose(1, 2).transpose(1, 3).contiguous() + else: + frames = frames.transpose((0, 3, 1, 2)) + frames = torch.from_numpy(frames) + + return frames, resize + + def batched_detect_faces(self, frames, conf_threshold=0.8, nms_threshold=0.4, use_origin_size=True): + """ + Arguments: + frames: a list of PIL.Image, or np.array(shape=[n, h, w, c], + type=np.uint8, BGR format). + conf_threshold: confidence threshold. + nms_threshold: nms threshold. + use_origin_size: whether to use origin size. + Returns: + final_bounding_boxes: list of np.array ([n_boxes, 5], + type=np.float32). + final_landmarks: list of np.array ([n_boxes, 10], type=np.float32). + """ + # self.t['forward_pass'].tic() + frames, self.resize = self.batched_transform(frames, use_origin_size) + frames = frames.to(device) + frames = frames - self.mean_tensor + + b_loc, b_conf, b_landmarks, priors = self.__detect_faces(frames) + + final_bounding_boxes, final_landmarks = [], [] + + # decode + priors = priors.unsqueeze(0) + b_loc = batched_decode(b_loc, priors, self.cfg['variance']) * self.scale / self.resize + b_landmarks = batched_decode_landm(b_landmarks, priors, self.cfg['variance']) * self.scale1 / self.resize + b_conf = b_conf[:, :, 1] + + # index for selection + b_indice = b_conf > conf_threshold + + # concat + b_loc_and_conf = torch.cat((b_loc, b_conf.unsqueeze(-1)), dim=2).float() + + for pred, landm, inds in zip(b_loc_and_conf, b_landmarks, b_indice): + + # ignore low scores + pred, landm = pred[inds, :], landm[inds, :] + if pred.shape[0] == 0: + final_bounding_boxes.append(np.array([], dtype=np.float32)) + final_landmarks.append(np.array([], dtype=np.float32)) + continue + + # sort + # order = score.argsort(descending=True) + # box, landm, score = box[order], landm[order], score[order] + + # to CPU + bounding_boxes, landm = pred.cpu().numpy(), landm.cpu().numpy() + + # NMS + keep = py_cpu_nms(bounding_boxes, nms_threshold) + bounding_boxes, landmarks = bounding_boxes[keep, :], landm[keep] + + # append + final_bounding_boxes.append(bounding_boxes) + final_landmarks.append(landmarks) + # self.t['forward_pass'].toc(average=True) + # self.batch_time += self.t['forward_pass'].diff + # self.total_frame += len(frames) + # print(self.batch_time / self.total_frame) + + return final_bounding_boxes, final_landmarks -- cgit v1.2.3