MCPcopy Create free account
hub / github.com/Liouvi/IG-SLAM / downsample

Method downsample

src/mapping.py:469–499  ·  view source on GitHub ↗
(self,viewpoint,scale = 8)

Source from the content-addressed store, hash-verified

467 )
468
469 def downsample(self,viewpoint,scale = 8):
470
471 viewpoint.fx = viewpoint.fx / scale
472 viewpoint.fy = viewpoint.fy / scale
473 viewpoint.cx = viewpoint.cx / scale
474 viewpoint.cy = viewpoint.cy / scale
475 viewpoint.image_height = viewpoint.image_height // scale
476 viewpoint.image_width = viewpoint.image_width // scale
477
478 viewpoint.depth = cv2.resize(viewpoint.depth, (viewpoint.image_width, viewpoint.image_height), interpolation=cv2.INTER_LINEAR)
479 viewpoint.cov = cv2.resize(viewpoint.cov, (viewpoint.image_width, viewpoint.image_height), interpolation=cv2.INTER_LINEAR)
480 viewpoint.original_image = viewpoint.original_image.permute(1, 2, 0).cpu().numpy()
481 viewpoint.original_image = cv2.resize(viewpoint.original_image, (viewpoint.image_width, viewpoint.image_height), interpolation=cv2.INTER_AREA)
482 viewpoint.original_image = torch.from_numpy(viewpoint.original_image).permute(2, 0, 1).to(self.device)
483
484 viewpoint.FoVx = focal2fov(viewpoint.fx, viewpoint.image_width)
485 viewpoint.FoVy = focal2fov(viewpoint.fy, viewpoint.image_height)
486 projection_matrix = getProjectionMatrix2(
487 znear=0.01,
488 zfar=100.0,
489 fx=viewpoint.fx,
490 fy=viewpoint.fy,
491 cx=viewpoint.cx,
492 cy=viewpoint.cy,
493 W=viewpoint.image_width,
494 H=viewpoint.image_height,
495 ).transpose(0, 1)
496
497 viewpoint.projection_matrix = projection_matrix.to(device=self.device)
498
499 return viewpoint
500
501 def add_to_window(self,idx):
502 if idx not in self.current_window:

Callers 1

forwardMethod · 0.80

Calls 3

focal2fovFunction · 0.90
getProjectionMatrix2Function · 0.90
transposeMethod · 0.80

Tested by

no test coverage detected