280 lines
11 KiB
Python
280 lines
11 KiB
Python
import os
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import time
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import argparse
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import wandb
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import random
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import tqdm
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import cv2
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import scipy as sp
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import scipy.interpolate as spi
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import numpy as np
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import tensorflow as tf
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from custom_utils.custom_utils import UV2Mesh, maskFacesBatch, _maskFaces
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import plotly.graph_objects as go
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import plotly.express as ex
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from plotly.subplots import make_subplots
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from utils import str_to_bool
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from tf_utils import check_tf_version, allow_memory_growth, split_gpu_for_testing
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from load_models import load_generator, load_discriminator
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from losses import d_logistic, d_logistic_r1_reg, g_logistic_non_saturating, g_logistic_ns_pathreg, edge_loss, uv_mask_loss
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# from losses import collision_penalty as collision_penalty
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from losses import collision_loss as collision_penalty
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from convnext.models.convnext_tf import ConvNeXt, ConvNeXtReverse, Block
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from stylegan2_ae.generator import Generator
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from custom_utils.graph_utils import Reconstructor_V4_Decoder as GNNDecoder
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from custom_utils.graph_utils import Reconstructor_v2 as SimpleReconstructor
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from dataset import DatasetFactory, StaticDataset
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from custom_utils.custom_utils import batch_to_dict
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from custom_utils.smpl import SMPL
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os.environ["CUDA_VISIBLE_DEVICES"] = "6"
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uv2mesh = UV2Mesh(res=256)
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def downscale_1(img):
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results = [img]
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for i in range(5):
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# print(str(np.array(img.shape[:2]) / (2 ** (i + 1))) + ' ' + str((2 * (i + 1))))
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results.append(tf.image.resize(img, size=np.array(img.shape[:2]) / (2 ** (i + 1)), method=tf.image.ResizeMethod.LANCZOS5))
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return results
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def downscale_2(img):
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results = [img]
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for i in range(5):
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print(np.array(img.shape[:2]) / (2 ** (i + 1)))
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results.append(tf.image.resize(img, size=np.array(img.shape[:2]) / (2 ** (i + 1)), method=tf.image.ResizeMethod.NEAREST_NEIGHBOR, antialias=True, preserve_aspect_ratio=True))
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# size = (np.array(img.shape[:2]) / (2 ** (i + 1))).astype(np.int32)
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# size = (size[1], size[0])
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# results.append(cv2.resize(img, size, interpolation=cv2.INTER_NEAREST))
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return results
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def upscale_1(imgs):
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results = []
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for img in imgs:
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results.append(tf.image.resize(img, size=(512, 256), method=tf.image.ResizeMethod.LANCZOS5))
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return results
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def optimize(img, gt):
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lr_schedule = tf.keras.optimizers.schedules.ExponentialDecay(1.0, decay_steps=40000, decay_rate=0.1, staircase=False)
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optimizer = tf.keras.optimizers.SGD(learning_rate=lr_schedule)
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img = tf.Variable(img)
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@tf.function
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def error():
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pred = tf.image.resize(img, size=(512, 256), method=tf.image.ResizeMethod.LANCZOS5)
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loss = 1 - tf.image.ssim_multiscale(pred + 1, gt + 1, max_val=2)
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return loss
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for i in range(1000):
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optimizer.minimize(error, [img])
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if i % 100 == 0:
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pred = tf.image.resize(img, size=(512, 256), method=tf.image.ResizeMethod.LANCZOS5)
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loss = 1 - tf.image.ssim_multiscale(pred + 1, gt + 1, max_val=2)
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print('it: ' + str(i) + ' loss: ' + str(loss.numpy()))
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return img
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def fill(img, mask):
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coords = np.transpose(np.stack(np.nonzero((1 - mask))), (1,0))
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img_idx = np.transpose(np.stack(np.nonzero((mask))), (1,0))
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img_data = img[img_idx[:,0], img_idx[:,1], :]
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interpolator = spi.NearestNDInterpolator(x=img_idx, y=img_data)
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img_2 = interpolator(coords)
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res = np.zeros((512,256,3), dtype=np.float32)
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res[coords[:,0], coords[:,1], :] = img_2
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res[img_idx[:,0], img_idx[:,1], :] = img_data
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return res
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def fill_uv_maps(folder, type):
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os.makedirs(os.path.join(folder, type + '_filled'), exist_ok=True)
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mask = np.load('custom_utils/mask_256x512.npy')
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frames = os.listdir(os.path.join(folder, type))
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for frame in tqdm.tqdm(frames):
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id, _ = frame.split('_')
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# mask = np.load(os.path.join(folder, 'uv_mask', id + '.npz')); mask = mask['uv_mask']
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img = np.load(os.path.join(folder, type, frame)); img = img['uv_body']
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filled = fill(img, mask)
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np.savez_compressed(os.path.join(folder, type + '_filled', frame), uv_body_posed = filled)
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if __name__ == '__main__':
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# fill_uv_maps(folder='/home/workspace/data/dataset/stylegan_jumpsuit/train', type='uv_body_posed')
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# pass
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# exit(0)
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allow_memory_growth()
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parser = argparse.ArgumentParser(description='')
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parser.add_argument('--name', type=str)
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args = vars(parser.parse_args())
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smpl = SMPL()
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factory = DatasetFactory()
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signature_dynamic = { 'id': (),
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'pose_shape': (72 + 11,),
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# 'uv_posed': (3, 512, 256,),
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# 'uv_body_posed': (3, 512, 256,),
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'mesh_body_posed': (14475, 3,),
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'mesh_posed': (14475, 3,),
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# 'mesh_unposed': (14475, 3,),
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# 'uv_unposed': (3, 512, 256,)
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}
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signature_static = { 'uv_static': (3, 512, 256,),
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# 'mesh_static': (14475, 3,),
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'mesh_mask': (14475,),
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'uv_mask': (512, 256,),
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'uv_mask_32': (32, 16,),
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# 'uv_shaped_body': (3, 512, 256,),
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}
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dataset_train = factory.get_dataset(folder='/home/workspace/local-data/train_100',
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batch_size=1,
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signature=signature_dynamic,
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use_filled=True,
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resolutions=[512, 32])
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static_dataset_train = StaticDataset(folder='/home/workspace/local-data/train_100',
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signature=signature_static,
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use_filled=True,
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resolutions=[512, 32])
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step = 0
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for batch in dataset_train:
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# batch = batch_to_dict(batch, signature_dynamic)
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batch = static_dataset_train.expand_batch(batch_to_dict(batch, signature_dynamic))
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img = tf.transpose(tf.squeeze(batch['uv_static']), [1,2,0]).numpy()
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coords = np.transpose(np.stack(np.nonzero((1 - batch['uv_mask'][0]).numpy().astype(bool))), (1,0))
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img_idx = np.transpose(np.stack(np.nonzero((batch['uv_mask'][0]).numpy().astype(bool))), (1,0))
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img_data = img[img_idx[:,0], img_idx[:,1], :]
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interpolator = spi.NearestNDInterpolator(x=img_idx, y=img_data)
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img_2 = interpolator(coords)
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res = np.zeros((512,256,3))
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res[coords[:,0], coords[:,1], :] = img_2
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res[img_idx[:,0], img_idx[:,1], :] = img_data
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img_2 = res
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uv_mask = batch['uv_mask'].numpy()[0]
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uv_mask_32 = batch['uv_mask_32'].numpy()[0]
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# uv_mask = downscale_2(uv_mask)
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# for i in range(0,3):
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# uv_mask[i] = cv2.dilate(uv_mask[i].astype(np.float32), cv2.getStructuringElement(cv2.MORPH_RECT, (2 * 2 + 1, 2 * 2 + 1), (2, 2)), iterations=2)#.astype(bool)[:, :, np.newaxis]
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# for i in range(3,6):
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# uv_mask[i] = cv2.dilate(uv_mask[i].astype(np.float32), cv2.getStructuringElement(cv2.MORPH_RECT, (3, 3), (2, 2)), iterations=1)#.astype(bool)[:, :, np.newaxis]
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down_1 = downscale_1(img)
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down_2 = downscale_1(img_2)
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up_1 = upscale_1([down_1[-2]])
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# down_2 = [down_2[i] * uv_mask[i][:,:,np.newaxis] for i in range(len(down_2))]
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up_2 = upscale_1([down_1[-2] * uv_mask_32[:,:,tf.newaxis]])
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mask = batch['mesh_mask'].numpy().astype(bool)[0]
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mesh_2 = [uv2mesh(tf.transpose(up_2[i], [2,0,1])[tf.newaxis,:,:,:])[0] for i in range(len(up_2))]
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mesh_1 = [uv2mesh(tf.transpose(up_1[i], [2,0,1])[tf.newaxis,:,:,:])[0] for i in range(len(up_1))]
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F = np.load("custom_utils/smpl_faces.npy")
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_, faces = _maskFaces(np.ones((14475, 3)), F, mask)
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# mesh_downscaled = mesh_2[-1].numpy()[mask, :]
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# uv_optimized = optimize(down_2[-1], tf.transpose(batch['uv_posed'][0], [1,2,0]))
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# uv_optimized = tf.image.resize(uv_optimized, size=(512, 256), method=tf.image.ResizeMethod.LANCZOS5)
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# mesh_optimized = uv2mesh(tf.transpose(uv_optimized, [2,0,1])[tf.newaxis,:,:,:])[0].numpy()[mask, :]
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# go.Figure(data=[
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# go.Mesh3d(
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# # 8 vertices of a cube
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# x=mesh_downscaled[:,0],
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# y=mesh_downscaled[:,1],
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# z=mesh_downscaled[:,2],
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# # i, j and k give the vertices of triangles
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# i = faces[:,0],
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# j = faces[:,1],
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# k = faces[:,2]
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# ),
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# go.Mesh3d(
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# # 8 vertices of a cube
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# x=mesh_optimized[:,0],
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# y=mesh_optimized[:,1],
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# z=mesh_optimized[:,2],
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# # i, j and k give the vertices of triangles
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# i = faces[:,0],
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# j = faces[:,1],
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# k = faces[:,2],
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# )
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# ]).show()
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# fig = make_subplots(rows=2, cols=6, start_cell="top-left")
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# for i, d1 in enumerate(down_1):
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# fig.add_trace(ex.imshow((d1 + 1) * 128).data[0], row=1, col=i+1)
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# for i, u1 in enumerate(up_1):
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# fig.add_trace(ex.imshow((u1 + 1) * 128).data[0], row=2, col=i+1)
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# fig.show()
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fig = make_subplots(rows=2, cols=6, start_cell="top-left")
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for i, d2 in enumerate(up_1):
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fig.add_trace(ex.imshow((d2 + 1) * 128).data[0], row=1, col=i+1)
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for i, u2 in enumerate(up_2):
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fig.add_trace(ex.imshow((u2 + 1) * 128).data[0], row=2, col=i+1)
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fig.show()
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fig = make_subplots(rows=2, cols=6, start_cell="top-left", specs = [ [{ 'type': 'xy' } for _ in range(6)], [{ 'type': 'scene' } for _ in range(6)] ])
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for i, u2 in enumerate(up_1):
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fig.add_trace(ex.imshow((u2 + 1) * 128).data[0], row=1, col=i+1)
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# for i, m1 in enumerate(mesh_1):
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# m1 = m1.numpy()[mask, :]
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# fig.add_trace(go.Mesh3d(
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# # 8 vertices of a cube
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# x=m1[:,0],
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# y=m1[:,1],
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# z=m1[:,2],
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# # i, j and k give the vertices of triangles
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# i = faces[:,0],
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# j = faces[:,1],
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# k = faces[:,2]
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# ),
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# row=1, col=i+1)
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for i, m2 in enumerate(mesh_2):
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m2 = m2.numpy()[mask, :]
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fig.add_trace(go.Mesh3d(
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# 8 vertices of a cube
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x=m2[:,0],
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y=m2[:,1],
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z=m2[:,2],
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# i, j and k give the vertices of triangles
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i = faces[:,0],
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j = faces[:,1],
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k = faces[:,2]
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),
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row=2, col=i+1)
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fig.show()
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print() |