EasyMocap/easymocap/neuralbody/visualizer/vis_rgb.py

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2022-10-25 20:06:04 +08:00
'''
@ Date: 2021-09-03 17:44:26
@ Author: Qing Shuai
@ LastEditors: Qing Shuai
@ LastEditTime: 2021-09-03 17:44:26
@ FilePath: /EasyMocap/easymocap/neuralbody/visualizer/rgb.py
'''
import numpy as np
import cv2
from termcolor import colored
import os
from os.path import join
from ..dataset.utils_reader import palette
colors_rgb = [
(1, 1, 1),
(94/255, 124/255, 226/255), # 青色
(255/255, 200/255, 87/255), # yellow
(74/255., 189/255., 172/255.), # green
(8/255, 76/255, 97/255), # blue
(219/255, 58/255, 52/255), # red
(77/255, 40/255, 49/255), # brown
(0, 0, 0),
(0, 0, 0),
(0, 0, 0),
(0, 0, 0),
(110/255, 211/255, 207/255), # light green
(1, 1, 1),
(94/255, 124/255, 226/255), # 青色
(255/255, 200/255, 87/255), # yellow
(74/255., 189/255., 172/255.), # green
(8/255, 76/255, 97/255), # blue
(219/255, 58/255, 52/255), # red
(77/255, 40/255, 49/255), # brown
(0, 0, 0),
(0, 0, 0),
(0, 0, 0),
(0, 0, 0),
(110/255, 211/255, 207/255), # light green
(1, 1, 1),
]
def get_rgb_01(pid):
return colors_rgb[pid][::-1]
class BaseVisualizer:
def __init__(self, out, **kwargs) -> None:
self.data_dir = out
def write_image(self, imgname, image):
os.makedirs(os.path.dirname(imgname), exist_ok=True)
image = (np.clip(image, 0., 1.)*255).astype(np.uint8)
image = image[..., ::-1]
cv2.imwrite(imgname, image)
def write_01map(self, imgname, image):
assert len(image.shape) == 2, image.shape
pred = (np.clip(image, 0, 1.) * 255).astype(np.uint8)
pred = cv2.applyColorMap(pred, cv2.COLORMAP_JET)
cv2.imwrite(imgname, pred)
def __call__(self, output, batch):
basename = '{:06d}'.format(output['meta']['index'].item())
imgname = join(self.data_dir, 'rgb_map_{}.jpg'.format(basename))
self.write_image(imgname, output['rgb_map'])
imgname = join(self.data_dir, 'acc_map_{}.jpg'.format(basename))
self.write_01map(imgname, output['acc_map'])
def get_blank(self, batch):
H, W = batch['meta']['H'], batch['meta']['W']
res = np.zeros((H, W, 3))
return res
def to_numpy(self, tensor):
return tensor[0].detach().cpu().numpy()
class EvalVisualizer(BaseVisualizer):
def __call__(self, output, batch):
basename = '{:06d}'.format(batch['meta']['index'].item())
coord = batch['coord'][0].detach().cpu().numpy()
rgb = self.to_numpy(batch['rgb'])
rgb_map = self.to_numpy(output['rgb_map'])
gt_all = self.get_blank(batch)
out_all = self.get_blank(batch)
gt_all[coord[:, 0], coord[:, 1]] = rgb
out_all[coord[:, 0], coord[:, 1]] = rgb_map
imgname = join(self.data_dir, 'rgb_{}.jpg'.format(basename))
self.write_image(imgname, np.vstack([gt_all, out_all]))
class Visualizer:
def __init__(self, out, H=-1, W=-1, depth_range=[0.1, 10.], format='index',
back_col=[0., 0., 0.],
subs=[],
keys=['rgb_map'], concat='none') -> None:
self.data_dir = out
# os.makedirs(out, exist_ok=True)
print(colored('the results are saved at {}'.format(self.data_dir),
'yellow'))
self.H = H
self.W = W
self.depth_range = depth_range
self.keys = keys
self.concat = concat
self.back_col = np.array(back_col).reshape(1, 1, 3)
self.format = format
self.subs = subs
@staticmethod
def to_numpy(output):
for key in output.keys():
if 'cache' in key:continue
output[key] = output[key][0].detach().cpu().numpy()
return output
def __call__(self, output, batch):
os.makedirs(self.data_dir, exist_ok=True)
keys = output.pop('keys', [])
output = self.to_numpy(output)
H, W = batch['meta']['H'], batch['meta']['W']
coord = batch['coord'][0].detach().cpu().numpy()
if self.format == 'index':
basename = '{:06d}'.format(batch['meta']['index'].item())
elif self.format == 'nvnf':
basename = '{:02d}_{:06d}'.format(
batch['meta']['nview'].item(), batch['meta']['nframe'].item())
elif self.format == 'nvnfnp':
basename = '{}_{}_{}'.format(
batch['meta']['nview'].item(),
batch['meta']['nframe'].item(),
batch['meta']['pid'].item()
)
elif self.format == 'index_np':
basename = '{:06d}_{}'.format(
batch['meta']['index'].item(),
batch['meta']['pid'].item(),
)
elif self.format == 'camnf':
basename = '{}_{:06d}'.format(
self.subs[batch['meta']['nview'].item()], batch['meta']['nframe'].item())
elif self.format == 'camnfnp':
basename = '{}_{:06d}_{}'.format(
self.subs[batch['meta']['nview'].item()], batch['meta']['nframe'].item(), batch['meta']['pid'].item())
else:
raise NotImplementedError
msk_all = None
for key_ in batch['meta']['object_keys']:
key = key_[0]
if msk_all is None:
msk_all = batch[key+'_mask'].detach().cpu().numpy()
else:
msk_all = msk_all & batch[key+'_mask'].detach().cpu().numpy()
# coord = coord[msk_all[0]]
outputs = {}
for key in ['rgb', 'rgb_map']:
if key not in self.keys:continue
res = np.zeros((H, W, 3)) + self.back_col
if key == 'rgb':
out_ = batch[key][0].detach().cpu().numpy()
else:
out_ = output[key]
res[coord[:, 0], coord[:, 1]] = out_
if False:
res[coord[:, 0], coord[:, 1]] = out_ * output['acc_map'][:, None] + res[coord[:, 0], coord[:, 1]] *(1-output['acc_map'][:, None])
pred = (np.clip(res, 0, 1.) * 255).astype(np.uint8)
pred = pred[..., [2, 1, 0]]
outputs[key] = pred
if 'human_0' in keys:
key_index_offset = keys.index('human_0') + 1
else:
key_index_offset = 2
for key in ['instance_map']:
if key not in self.keys:continue
if key not in output.keys():continue
val = np.hstack([output[key], 1.-output[key].sum(axis=-1, keepdims=True)])
argmax = val.argmax(axis=1)
THRESHOLD = 0.0
valid = val[np.arange(0, argmax.shape[0]), argmax] > THRESHOLD
res = np.zeros((H, W), dtype=np.float32)
res[coord[valid, 0], coord[valid, 1]] = argmax[valid] + key_index_offset
res[res==val.shape[1]] = 0
outputs[key] = res * 50
# visualize
colors = []
for i in range(0, val.shape[1] - 1):
colors.append(get_rgb_01(i - key_index_offset + 2))
colors.append(get_rgb_01(0))
# (N, 3)
colors = np.array(colors)
if False:
res = np.zeros((H, W), dtype=np.int)
res[coord[:, 0], coord[:, 1]] = output[key].argmax(axis=-1)
pred = (res * 40).astype(np.uint8)
pred = cv2.applyColorMap(pred, cv2.COLORMAP_JET)
for name in ['feat_map', 'feat_argmax_map']:
if name == 'feat_map':
color = val @ colors
else:
color = colors[val.argmax(axis=-1)]
res = np.ones((H, W, 3), dtype=np.float32)
res[coord[:, 0], coord[:, 1]] = color
empty = np.linalg.norm(output[key], axis=-1) < 0.01
res[coord[empty, 0], coord[empty, 1]] = colors[0]
pred = (res * 255).astype(np.uint8)
outputs[name] = pred
for key in ['semantic_map']:
if key not in self.keys:continue
if key not in output.keys():continue
background = 1. - output[key].sum(axis=-1, keepdims=True)
semantic = np.hstack([background, output[key]])
res = np.ones((H, W, 3), dtype=np.float32)
# color = palette[[0, 17, 5, 9]][:semantic.shape[-1]]/255.
color = np.stack([get_rgb_01(0), get_rgb_01(1), get_rgb_01(2), get_rgb_01(3)])[:semantic.shape[-1]]
color[0] = 1.
color = semantic @ color
res[coord[:, 0], coord[:, 1]] = color
pred = (res * 255).astype(np.uint8)
outputs[key] = pred
for key in ['acc_map', 'human_0_acc_map', 'disp_map']:
if key not in self.keys:continue
if key not in output.keys():continue
res = np.zeros((H, W))
maxs = output[key].shape[0]
res[coord[:maxs, 0], coord[:maxs, 1]] = output[key]
pred = (np.clip(res, 0, 1.) * 255).astype(np.uint8)
pred = cv2.applyColorMap(pred, cv2.COLORMAP_JET)
outputs[key] = pred
depth_min, depth_max = self.depth_range
for key in ['depth_map']:
if key not in self.keys:continue
res = np.zeros((H, W))
maxs = output[key].shape[0]
val = (output[key] - depth_min)/(depth_max-depth_min)
res[coord[:maxs, 0], coord[:maxs, 1]] = val
pred = (np.clip(res, 0, 1.) * 255).astype(np.uint8)
pred = cv2.applyColorMap(pred, cv2.COLORMAP_JET)
outputs[key] = pred
for key in ['raw_depth']:
if key not in self.keys:continue
res = np.zeros((H, W), dtype=np.uint16)
val = (output['depth_map'] * 1000).astype(np.uint16)
maxs = output['depth_map'].shape[0]
res[coord[:maxs, 0], coord[:maxs, 1]] = val
outputs[key] = res
if self.concat == 'none':
for key, pred in outputs.items():
outname = join(self.data_dir, key+'_'+basename)
if key in ['raw_depth', 'instance_map']:
outname += '.png'
else:
outname += '.jpg'
cv2.imwrite(outname, pred)
return 0
elif self.concat == 'hstack':
outputs = np.hstack(list(outputs.values()))
outname = join(self.data_dir, 'concat' + '_' + basename + '.jpg')
cv2.imwrite(outname, outputs)