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https://github.com/firestar5683/StarPilot.git
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openpilot v0.5.11 release
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@@ -1,6 +1,7 @@
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import numpy as np
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import common.transformations.orientation as orient
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import cv2
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import math
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FULL_FRAME_SIZE = (1164, 874)
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W, H = FULL_FRAME_SIZE[0], FULL_FRAME_SIZE[1]
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@@ -12,6 +13,17 @@ eon_intrinsics = np.array([
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[ 0., FOCAL, H/2.],
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[ 0., 0., 1.]])
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leon_dcam_intrinsics = np.array([
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[650, 0, 816/2],
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[ 0, 650, 612/2],
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[ 0, 0, 1]])
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eon_dcam_intrinsics = np.array([
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[860, 0, 1152/2],
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[ 0, 860, 864/2],
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[ 0, 0, 1]])
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# aka 'K_inv' aka view_frame_from_camera_frame
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eon_intrinsics_inv = np.linalg.inv(eon_intrinsics)
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@@ -147,28 +159,44 @@ def transform_img(base_img,
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from_intr=eon_intrinsics,
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to_intr=eon_intrinsics,
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calib_rot_view=None,
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output_size=None):
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cy = from_intr[1,2]
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output_size=None,
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pretransform=None,
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top_hacks=True):
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size = base_img.shape[:2]
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if not output_size:
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output_size = size[::-1]
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h = 1.22
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quadrangle = np.array([[0, cy + 20],
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[size[1]-1, cy + 20],
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[0, size[0]-1],
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[size[1]-1, size[0]-1]], dtype=np.float32)
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quadrangle_norm = np.hstack((normalize(quadrangle, intrinsics=from_intr), np.ones((4,1))))
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quadrangle_world = np.column_stack((h*quadrangle_norm[:,0]/quadrangle_norm[:,1],
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h*np.ones(4),
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h/quadrangle_norm[:,1]))
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rot = orient.rot_from_euler(augment_eulers)
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if calib_rot_view is not None:
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rot = calib_rot_view.dot(rot)
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to_extrinsics = np.hstack((rot.T, -augment_trans[:,None]))
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to_KE = to_intr.dot(to_extrinsics)
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warped_quadrangle_full = np.einsum('jk,ik->ij', to_KE, np.hstack((quadrangle_world, np.ones((4,1)))))
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warped_quadrangle = np.column_stack((warped_quadrangle_full[:,0]/warped_quadrangle_full[:,2],
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warped_quadrangle_full[:,1]/warped_quadrangle_full[:,2])).astype(np.float32)
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M = cv2.getPerspectiveTransform(quadrangle, warped_quadrangle.astype(np.float32))
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cy = from_intr[1,2]
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def get_M(h=1.22):
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quadrangle = np.array([[0, cy + 20],
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[size[1]-1, cy + 20],
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[0, size[0]-1],
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[size[1]-1, size[0]-1]], dtype=np.float32)
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quadrangle_norm = np.hstack((normalize(quadrangle, intrinsics=from_intr), np.ones((4,1))))
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quadrangle_world = np.column_stack((h*quadrangle_norm[:,0]/quadrangle_norm[:,1],
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h*np.ones(4),
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h/quadrangle_norm[:,1]))
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rot = orient.rot_from_euler(augment_eulers)
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if calib_rot_view is not None:
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rot = calib_rot_view.dot(rot)
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to_extrinsics = np.hstack((rot.T, -augment_trans[:,None]))
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to_KE = to_intr.dot(to_extrinsics)
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warped_quadrangle_full = np.einsum('jk,ik->ij', to_KE, np.hstack((quadrangle_world, np.ones((4,1)))))
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warped_quadrangle = np.column_stack((warped_quadrangle_full[:,0]/warped_quadrangle_full[:,2],
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warped_quadrangle_full[:,1]/warped_quadrangle_full[:,2])).astype(np.float32)
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M = cv2.getPerspectiveTransform(quadrangle, warped_quadrangle.astype(np.float32))
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return M
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M = get_M()
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if pretransform is not None:
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M = M.dot(pretransform)
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augmented_rgb = cv2.warpPerspective(base_img, M, output_size, borderMode=cv2.BORDER_REPLICATE)
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if top_hacks:
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cyy = int(math.ceil(to_intr[1,2]))
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M = get_M(1000)
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if pretransform is not None:
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M = M.dot(pretransform)
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augmented_rgb[:cyy] = cv2.warpPerspective(base_img, M, (output_size[0], cyy), borderMode=cv2.BORDER_REPLICATE)
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return augmented_rgb
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@@ -32,7 +32,7 @@ model_intrinsics = np.array(
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# MED model
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MEDMODEL_INPUT_SIZE = (640, 240)
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MEDMODEL_INPUT_SIZE = (512, 256)
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MEDMODEL_YUV_SIZE = (MEDMODEL_INPUT_SIZE[0], MEDMODEL_INPUT_SIZE[1] * 3 // 2)
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MEDMODEL_CY = 47.6
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