test_model.py: cleanup

main
Nils Koch 3 years ago
parent 1bdf2e7776
commit 7219fdef7c
  1. 130
      test_model.py

@ -17,131 +17,8 @@ device = 'cuda'
wandb.init(project="crestereo", entity="cpt-captain") wandb.init(project="crestereo", entity="cpt-captain")
# Ref: https://github.com/megvii-research/CREStereo/blob/master/test.py
def inference(left, right, model, n_iter=20):
print("Model Forwarding...")
imgL = left.transpose(2, 0, 1)
imgR = right.transpose(2, 0, 1)
imgL = np.ascontiguousarray(imgL[None, :, :, :])
imgR = np.ascontiguousarray(imgR[None, :, :, :])
imgL = torch.tensor(imgL.astype("float32")).to(device)
imgR = torch.tensor(imgR.astype("float32")).to(device)
imgL_dw2 = F.interpolate(
imgL,
size=(imgL.shape[2] // 2, imgL.shape[3] // 2),
mode="bilinear",
align_corners=True,
)
imgR_dw2 = F.interpolate(
imgR,
size=(imgL.shape[2] // 2, imgL.shape[3] // 2),
mode="bilinear",
align_corners=True,
)
# print(imgR_dw2.shape)
with torch.inference_mode():
pred_flow_dw2 = model(imgL_dw2, imgR_dw2, iters=n_iter, flow_init=None)
pred_flow = model(imgL, imgR, iters=n_iter, flow_init=pred_flow_dw2)
pred_disp = torch.squeeze(pred_flow[:, 0, :, :]).cpu().detach().numpy()
return pred_disp
def inference_ctd(left, right, gt_disp, mask, model, epoch, n_iter=20):
print("Model Forwarding...")
# print(left.shape)
left = left.cpu().detach().numpy()
imgL = left
imgR = right.cpu().detach().numpy()
imgL = np.ascontiguousarray(imgL[None, :, :, :])
imgR = np.ascontiguousarray(imgR[None, :, :, :])
# chosen for convenience
device = torch.device('cuda:0')
imgL = torch.tensor(imgL.astype("float32")).to(device)
imgR = torch.tensor(imgR.astype("float32")).to(device)
imgL = imgL.transpose(2, 3).transpose(1, 2)
imgL_dw2 = F.interpolate(
imgL,
size=(imgL.shape[2] // 2, imgL.shape[3] // 2),
mode="bilinear",
align_corners=True,
)
imgR_dw2 = F.interpolate(
imgR,
size=(imgL.shape[2] // 2, imgL.shape[3] // 2),
mode="bilinear",
align_corners=True,
)
with torch.inference_mode():
pred_flow_dw2 = model(image1=imgL_dw2, image2=imgR_dw2, iters=n_iter, flow_init=None)
pred_flow = model(imgL, imgR, iters=n_iter, flow_init=pred_flow_dw2)
log = {}
for i, (pf, pf_dw2) in enumerate(zip(pred_flow, pred_flow_dw2)):
pred_disp = torch.squeeze(pf[:, 0, :, :]).cpu().detach().numpy()
pred_disp_dw2 = torch.squeeze(pf_dw2[:, 0, :, :]).cpu().detach().numpy()
pred_disp_norm = cv2.normalize(pred_disp, None, 0, 255, cv2.NORM_MINMAX, cv2.CV_8U)
pred_disp_dw2_norm = cv2.normalize(pred_disp_dw2, None, 0, 255, cv2.NORM_MINMAX, cv2.CV_8U)
log[f'pred_{i}'] = wandb.Image(
np.array([pred_disp.reshape(480, 640)]),
caption=f"Pred. Disp. It {i}\n{pred_disp.min():.{2}f}/{pred_disp.max():.{2}f}",
)
log[f'pred_norm_{i}'] = wandb.Image(
np.array([pred_disp_norm.reshape(480, 640)]),
caption=f"Pred. Disp. It {i}\n{pred_disp.min():.{2}f}/{pred_disp.max():.{2}f}",
)
log[f'pred_dw2_{i}'] = wandb.Image(
np.array([pred_disp_dw2.reshape(240, 320)]),
caption=f"Pred. Disp. Dw2 It {i}\n{pred_disp_dw2.min():.{2}f}/{pred_disp_dw2.max():.{2}f}",
)
log[f'pred_dw2_norm_{i}'] = wandb.Image(
np.array([pred_disp_dw2_norm.reshape(240, 320)]),
caption=f"Pred. Disp. Dw2 It {i}\n{pred_disp_dw2.min():.{2}f}/{pred_disp_dw2.max():.{2}f}",
)
log['input_left'] = wandb.Image(left.astype('uint8'), caption="Input Left")
log['input_right'] = wandb.Image(right.cpu().detach().numpy().transpose(1, 2, 0).astype('uint8'),
caption="Input Right")
log['gt_disp'] = wandb.Image(gt_disp, caption=f"GT Disparity\n{gt_disp.min():.{2}f}/{gt_disp.max():.{2}f}")
disp_error = gt_disp - disp
log['disp_error'] = wandb.Image(
normalize_and_colormap(disp_error),
caption=f"Disp. Error\n{disp_error.min():.{2}f}/{disp_error.max():.{2}f}\n{disp_error.mean():.{2}f}",
)
wandb.log(log)
def do_infer(left_img, right_img, gt_disp, model): def do_infer(left_img, right_img, gt_disp, model):
in_h, in_w = left_img.shape[:2] disp = ctd_inference(left_img, right_img, gt_disp, None, model, None, n_iter=20, wandb_log=False)
# Resize image in case the GPU memory overflows
eval_h, eval_w = (in_h, in_w)
# FIXME borked for some reason, hopefully not very important
imgL = left_img.cpu().detach().numpy() if isinstance(left_img, torch.Tensor) else left_img
imgR = right_img.cpu().detach().numpy() if isinstance(right_img, torch.Tensor) else right_img
imgL = cv2.resize(imgL, (eval_w, eval_h), interpolation=cv2.INTER_LINEAR)
imgR = cv2.resize(imgR, (eval_w, eval_h), interpolation=cv2.INTER_LINEAR)
# pred = ctd_inference(imgL, imgR, gt_disp, None, model, None, n_iter=20)
pred = ctd_inference(left_img, right_img, gt_disp, None, model, None, n_iter=20, wandb_log=False)
t = float(in_w) / float(eval_w)
disp = cv2.resize(pred, (in_w, in_h), interpolation=cv2.INTER_LINEAR) * t
disp_vis = normalize_and_colormap(disp) disp_vis = normalize_and_colormap(disp)
gt_disp_vis = normalize_and_colormap(gt_disp) gt_disp_vis = normalize_and_colormap(gt_disp)
@ -151,6 +28,10 @@ def do_infer(left_img, right_img, gt_disp, model):
disp_err = normalize_and_colormap(disp_err.abs()) disp_err = normalize_and_colormap(disp_err.abs())
wandb.log({ wandb.log({
'disp': wandb.Image(
disp,
caption=f"Pred. Disparity \n{disp.min():.{2}f}/{disp.max():.{2}f}",
),
'disp_vis': wandb.Image( 'disp_vis': wandb.Image(
disp_vis, disp_vis,
caption=f"Pred. Disparity \n{disp.min():.{2}f}/{disp.max():.{2}f}", caption=f"Pred. Disparity \n{disp.min():.{2}f}/{disp.max():.{2}f}",
@ -193,7 +74,6 @@ if __name__ == '__main__':
model = Model(max_disp=256, mixed_precision=False, test_mode=True) model = Model(max_disp=256, mixed_precision=False, test_mode=True)
model = nn.DataParallel(model, device_ids=[device]) model = nn.DataParallel(model, device_ids=[device])
# model.load_state_dict(torch.load(model_path), strict=False)
state_dict = torch.load(model_path)['state_dict'] state_dict = torch.load(model_path)['state_dict']
model.load_state_dict(state_dict, strict=True) model.load_state_dict(state_dict, strict=True)
model.to(device) model.to(device)

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