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Scale video on both axis #13

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Scale video on both axis #13

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c5a7586
Scale video on both axis
Jan 15, 2025
ed28b44
Remove Busy Waiting
Feb 6, 2025
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10 changes: 7 additions & 3 deletions imgLabel.py
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Original file line number Diff line number Diff line change
Expand Up @@ -63,9 +63,9 @@
# >: fast forward 36 frames #
# <: fast backward 36 frames #
# # # # # # # # # # # # # # # #

showdot = False
def ball_label(event, x, y, flags, param):
global frame_no, info, image
global frame_no, info, image, showdot
if event == cv2.EVENT_LBUTTONDOWN:
h, w, _ = image.shape
info[frame_no]['x'] = x/w
Expand All @@ -76,6 +76,8 @@ def ball_label(event, x, y, flags, param):
info[frame_no]['x'] = -1
info[frame_no]['y'] = -1
info[frame_no]['Ball'] = 0

showdot = True

saved_success = False
frame_no = 0
Expand Down Expand Up @@ -162,4 +164,6 @@ def ball_label(event, x, y, flags, param):
image = go2frame(cap, frame_no, info)
print("Frame No.{}".format(frame_no))
else:
image = go2frame(cap, frame_no, info)
if showdot:
image = go2frame(cap, frame_no, info)
showdot = False
5 changes: 3 additions & 2 deletions predict.py
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Original file line number Diff line number Diff line change
Expand Up @@ -65,7 +65,8 @@
success = True
frame_count = 0
num_final_frame = 0
ratio = h / HEIGHT
h_ratio = h / HEIGHT
w_ratio = w / WIDTH
out = cv2.VideoWriter(out_video_file, fourcc, fps, (w, h))

while success:
Expand Down Expand Up @@ -123,7 +124,7 @@
else:
img = frame_queue[i].copy()
cx_pred, cy_pred = get_object_center(h_pred[i])
cx_pred, cy_pred = int(ratio*cx_pred), int(ratio*cy_pred)
cx_pred, cy_pred = int(w_ratio*cx_pred), int(h_ratio*cy_pred)
vis = 1 if cx_pred > 0 and cy_pred > 0 else 0
# Write prediction result
f.write(f'{frame_count-(num_frame*batch_size)+i},{vis},{cx_pred},{cy_pred}\n')
Expand Down