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35 lines
973 B
35 lines
973 B
5 years ago
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#!/usr/bin/env python
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import numpy as np
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# copied from common.transformations/camera.py
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eon_dcam_focal_length = 860.0 # pixels
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webcam_focal_length = 908.0 # pixels
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eon_dcam_intrinsics = np.array([
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[eon_dcam_focal_length, 0, 1152/2.],
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[ 0, eon_dcam_focal_length, 864/2.],
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[ 0, 0, 1]])
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webcam_intrinsics = np.array([
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[webcam_focal_length, 0., 1280/2.],
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[ 0., webcam_focal_length, 720/2.],
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[ 0., 0., 1.]])
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cam_id = 2
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if __name__ == "__main__":
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import cv2
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trans_webcam_to_eon_front = np.dot(eon_dcam_intrinsics,np.linalg.inv(webcam_intrinsics))
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cap = cv2.VideoCapture(cam_id)
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cap.set(cv2.CAP_PROP_FRAME_WIDTH, 1280)
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cap.set(cv2.CAP_PROP_FRAME_HEIGHT, 720)
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while (True):
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ret, img = cap.read()
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if ret:
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img = cv2.warpPerspective(img, trans_webcam_to_eon_front, (1152,864), borderMode=cv2.BORDER_CONSTANT, borderValue=0)
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img = img[:,-864//2:,:]
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cv2.imshow('preview', img)
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cv2.waitKey(10)
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