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cpuで実施していたfloat変換とsubtractをgpuで実施するように変更 #5

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Merged
yujidn merged 1 commit into from
Feb 18, 2022
Merged

cpuで実施していたfloat変換とsubtractをgpuで実施するように変更 #5

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14 changes: 8 additions & 6 deletions faceboxes_pytorch/faceboxes_face_detector.py
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Original file line number Diff line number Diff line change
Expand Up @@ -58,15 +58,17 @@ def load_model(self, model, pretrained_path, load_to_cpu):
def get_faceboxes(self, image, threshold=0.2):
resize = 1

img = np.float32(image)
im_height, im_width, _ = img.shape
scale = torch.Tensor([img.shape[1], img.shape[0], img.shape[1], img.shape[0]])
img -= (104, 117, 123)
img = img.transpose(2, 0, 1)
img = torch.from_numpy(img).unsqueeze(0)
im_height, im_width, _ = image.shape
scale = torch.Tensor([im_width, im_height, im_width, im_height])

img = torch.from_numpy(image).unsqueeze(0)
img = img.to(self.device)
img = img.to(torch.float32)
scale = scale.to(self.device)

img = torch.sub(img, torch.tensor((104,117,123)).to(self.device))
img = img.permute(0,3,1,2)

loc, conf = self.net(img) # forward pass
priorbox = PriorBox(cfg, image_size=(im_height, im_width))
priors = priorbox.forward()
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