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lmo_2_vis_poses.py
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lmo_2_vis_poses.py
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import mmcv
import os.path as osp
import numpy as np
import sys
from tqdm import tqdm
from detectron2.data import DatasetCatalog, MetadataCatalog
from detectron2.structures import BoxMode
import torch
cur_dir = osp.dirname(osp.abspath(__file__))
sys.path.insert(0, osp.join(cur_dir, "../../../../"))
from lib.vis_utils.colormap import colormap
from lib.utils.mask_utils import cocosegm2mask, get_edge
from core.utils.data_utils import crop_resize_by_warp_affine, read_image_mmcv
from core.gdrn_modeling.datasets.dataset_factory import register_datasets
from lib.pysixd import misc
from transforms3d.quaternions import quat2mat
from lib.egl_renderer.egl_renderer_v3 import EGLRenderer
out_size = 512
score_thr = 0.3
colors = colormap(rgb=False, maximum=255)
id2obj = {
1: "ape",
# 2: 'benchvise',
# 3: 'bowl',
# 4: 'camera',
5: "can",
6: "cat",
# 7: 'cup',
8: "driller",
9: "duck",
10: "eggbox",
11: "glue",
12: "holepuncher",
# 13: 'iron',
# 14: 'lamp',
# 15: 'phone'
}
objects = list(id2obj.values())
tensor_kwargs = {"device": torch.device("cuda"), "dtype": torch.float32}
image_tensor = torch.empty((out_size, out_size, 4), **tensor_kwargs).detach()
seg_tensor = torch.empty((out_size, out_size, 4), **tensor_kwargs).detach()
# image_tensor = torch.empty((480, 640, 4), **tensor_kwargs).detach()
model_dir = "datasets/BOP_DATASETS/lmo/models/"
model_paths = [osp.join(model_dir, f"obj_{obj_id:06d}.ply") for obj_id in id2obj]
ren = EGLRenderer(model_paths, vertex_scale=0.001, use_cache=True, width=out_size, height=out_size)
# NOTE:
pred_path = "output/gdrn/lmo/a6_cPnP_AugAAETrunc_BG0.5_lmo_real_pbr0.1_40e/inference_model_final/lmo_test/a6-cPnP-AugAAETrunc-BG0.5-lmo-real-pbr0.1-40e-test_lmo_test_preds.pkl"
vis_dir = "output/gdrn/lmo/a6_cPnP_AugAAETrunc_BG0.5_lmo_real_pbr0.1_40e/inference_model_final/lmo_test/vis_gt_pred"
mmcv.mkdir_or_exist(vis_dir)
print(pred_path)
preds = mmcv.load(pred_path)
dataset_name = "lmo_test"
print(dataset_name)
register_datasets([dataset_name])
meta = MetadataCatalog.get(dataset_name)
print("MetadataCatalog: ", meta)
objs = meta.objs
dset_dicts = DatasetCatalog.get(dataset_name)
for d in tqdm(dset_dicts):
K = d["cam"]
file_name = d["file_name"]
img = read_image_mmcv(file_name, format="BGR")
scene_im_id_split = d["scene_im_id"].split("/")
scene_id = scene_im_id_split[0]
im_id = int(scene_im_id_split[1])
imH, imW = img.shape[:2]
annos = d["annotations"]
masks = [cocosegm2mask(anno["segmentation"], imH, imW) for anno in annos]
bboxes = [anno["bbox"] for anno in annos]
bbox_modes = [anno["bbox_mode"] for anno in annos]
bboxes_xyxy = np.array(
[BoxMode.convert(box, box_mode, BoxMode.XYXY_ABS) for box, box_mode in zip(bboxes, bbox_modes)]
)
kpts_3d_list = [anno["bbox3d_and_center"] for anno in annos]
quats = [anno["quat"] for anno in annos]
transes = [anno["trans"] for anno in annos]
Rs = [quat2mat(quat) for quat in quats]
# 0-based label
cat_ids = [anno["category_id"] for anno in annos]
kpts_2d = [misc.project_pts(kpt3d, K, R, t) for kpt3d, R, t in zip(kpts_3d_list, Rs, transes)]
obj_names = [objs[cat_id] for cat_id in cat_ids]
kpts_2d_est = []
est_Rs = []
est_ts = []
kpts_2d_gt = []
gt_Rs = []
gt_ts = []
kpts_3d_list_sel = []
labels = []
maxx, maxy, minx, miny = 0, 0, 1000, 1000
for anno_i, anno in enumerate(annos):
kpt_2d_gt = kpts_2d[anno_i]
obj_name = obj_names[anno_i]
try:
R_est = preds[obj_name][file_name]["R"]
t_est = preds[obj_name][file_name]["t"]
score = preds[obj_name][file_name]["score"]
except:
continue
if score < score_thr:
continue
labels.append(objects.index(obj_name)) # 0-based label
est_Rs.append(R_est)
est_ts.append(t_est)
kpts_3d_list_sel.append(kpts_3d_list[anno_i])
kpt_2d_est = misc.project_pts(kpts_3d_list[anno_i], K, R_est, t_est)
kpts_2d_est.append(kpt_2d_est)
gt_Rs.append(Rs[anno_i])
gt_ts.append(transes[anno_i])
kpts_2d_gt.append(kpts_2d[anno_i])
for i in range(len(kpt_2d_est)):
maxx, maxy, minx, miny = (
max(maxx, kpt_2d_est[i][0]),
max(maxy, kpt_2d_est[i][1]),
min(minx, kpt_2d_est[i][0]),
min(miny, kpt_2d_est[i][1]),
)
maxx, maxy, minx, miny = (
max(maxx, kpt_2d_gt[i][0]),
max(maxy, kpt_2d_gt[i][1]),
min(minx, kpt_2d_gt[i][0]),
min(miny, kpt_2d_gt[i][1]),
)
center = np.array([(minx + maxx) / 2, (miny + maxy) / 2])
scale = max(maxx - minx, maxy - miny) * 1.5 # + 10
crop_minx = max(0, center[0] - scale / 2)
crop_miny = max(0, center[1] - scale / 2)
crop_maxx = min(imW - 1, center[0] + scale / 2)
crop_maxy = min(imH - 1, center[1] + scale / 2)
scale = min(scale, min(crop_maxx - crop_minx, crop_maxy - crop_miny))
zoomed_im = crop_resize_by_warp_affine(img, center, scale, out_size)
im_zoom_gray = mmcv.bgr2gray(zoomed_im, keepdim=True)
im_zoom_gray_3 = np.concatenate([im_zoom_gray, im_zoom_gray, im_zoom_gray], axis=2)
# print(im_zoom_gray.shape)
K_zoom = K.copy()
K_zoom[0, 2] -= center[0] - scale / 2
K_zoom[1, 2] -= center[1] - scale / 2
K_zoom[0, :] *= out_size / scale
K_zoom[1, :] *= out_size / scale
gt_poses = [np.hstack([_R, _t.reshape(3, 1)]) for _R, _t in zip(gt_Rs, gt_ts)]
poses = [np.hstack([_R, _t.reshape(3, 1)]) for _R, _t in zip(est_Rs, est_ts)]
ren.render(labels, poses, K=K_zoom, image_tensor=image_tensor, background=im_zoom_gray_3)
ren_bgr = (image_tensor[:, :, :3].detach().cpu().numpy() + 0.5).astype("uint8")
# gt_masks = []
# est_masks = []
for label, gt_pose, est_pose in zip(labels, gt_poses, poses):
ren.render([label], [gt_pose], K=K_zoom, seg_tensor=seg_tensor)
gt_mask = (seg_tensor[:, :, 0].detach().cpu().numpy() > 0).astype("uint8")
ren.render([label], [est_pose], K=K_zoom, seg_tensor=seg_tensor)
est_mask = (seg_tensor[:, :, 0].detach().cpu().numpy() > 0).astype("uint8")
gt_edge = get_edge(gt_mask, bw=3, out_channel=1)
est_edge = get_edge(est_mask, bw=3, out_channel=1)
# zoomed_im[gt_edge != 0] = np.array(mmcv.color_val("blue"))
# zoomed_im[est_edge != 0] = np.array(mmcv.color_val("green"))
ren_bgr[gt_edge != 0] = np.array(mmcv.color_val("blue"))
ren_bgr[est_edge != 0] = np.array(mmcv.color_val("green"))
vis_im = ren_bgr
# vis_im_add = (im_zoom_gray_3 * 0.3 + ren_bgr * 0.7).astype("uint8")
# kpts_2d_gt_zoom = [misc.project_pts(kpt3d, K_zoom, R, t) for kpt3d, R, t in zip(kpts_3d_list_sel, gt_Rs, gt_ts)]
# kpts_2d_est_zoom = [misc.project_pts(kpt3d, K_zoom, R, t) for kpt3d, R, t in zip(kpts_3d_list_sel, est_Rs, est_ts)]
# linewidth = 3
# visualizer = MyVisualizer(zoomed_im[:, :, ::-1], meta)
# for kpt_2d_gt_zoom, kpt_2d_est_zoom in zip(kpts_2d_gt_zoom, kpts_2d_est_zoom):
# visualizer.draw_bbox3d_and_center(
# kpt_2d_gt_zoom, top_color=_BLUE, bottom_color=_GREY, linewidth=linewidth, draw_center=True
# )
# visualizer.draw_bbox3d_and_center(
# kpt_2d_est_zoom, top_color=_GREEN, bottom_color=_GREY, linewidth=linewidth, draw_center=True
# )
# vis_im = visualizer.get_output()
# save_path = osp.join(vis_dir, "{}_{:06d}_gt_est.png".format(scene_id, im_id))
# vis_im.save(save_path)
save_path_0 = osp.join(vis_dir, "{}_{:06d}_im.png".format(scene_id, im_id))
mmcv.imwrite(zoomed_im, save_path_0)
save_path = osp.join(vis_dir, "{}_{:06d}_gt_est.png".format(scene_id, im_id))
mmcv.imwrite(vis_im, save_path)
# if True:
# # grid_show([zoomed_im[:, :, ::-1], vis_im[:, :, ::-1]], ["im", "est"], row=1, col=2)
# # im_show = cv2.hconcat([zoomed_im, vis_im, vis_im_add])
# im_show = cv2.hconcat([zoomed_im, vis_im])
# cv2.imshow("im_est", im_show)
# if cv2.waitKey(0) == 27:
# break # esc to quit