52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
import os
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os.environ["CUDA_VISIBLE_DEVICES"] = '7'
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import numpy as np
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from smpl_torch import SMPL as SMPL_torch
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from smpl_tf import SMPL as SMPL_tf
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from utils import plot_mesh, plot_mesh_2
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from time import time
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import torch
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import tensorflow as tf
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if __name__ == '__main__':
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device = torch.device('cuda')
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smpl_tf : SMPL_tf = SMPL_tf('model_files')
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smpl_torch : SMPL_torch = SMPL_torch(device=device, path='model_files')
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np.random.seed(4444)
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pose = ((np.random.rand(4, 72) - 0.5) * 0.4).astype(np.float32)
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betas = ((np.random.rand(4, 10) - 0.5) * 0.06).astype(np.float32)
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betas = np.concatenate((betas, np.array([0,1,0,1], dtype=np.float32)[:,None]), axis=1)
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# pose = np.zeros((4, 72), dtype=np.float32)
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# betas = np.zeros((4, 11), dtype=np.float32)
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pose_torch = torch.tensor(pose, device=device)
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betas_torch = torch.tensor(betas, device=device)
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result_torch, joints_torch, _, _ = smpl_torch(betas_torch, pose_torch)
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s = time()
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result_torch, joints_torch, v_shaped_1, v_posed_1 = smpl_torch(betas_torch, pose_torch)
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print(time() - s)
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R_1 = smpl_torch.rodrigues(pose_torch.view(-1, 1, 3)).reshape(4, -1, 3, 3)
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# plot_mesh(result[0].cpu().numpy(), model.f).show()
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R = smpl_tf.run_rodrigues(pose)
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result_tf, joints_tf, _, _ = smpl_tf.run(R, betas)
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s = time()
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R = smpl_tf.run_rodrigues(pose)
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result_tf, joints_tf, v_shaped_2, v_posed_2 = smpl_tf.run(R, betas)
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print(time() - s)
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result_torch = result_torch.cpu().numpy()
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result_tf = result_tf.numpy()
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diff = np.abs(result_torch - result_tf).sum(-1).sum(-1)
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plot_mesh_2(result_torch[0], result_tf[0], smpl_tf.f).show()
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plot_mesh_2(result_torch[1], result_tf[1], smpl_tf.f).show()
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pass |