From 004afa50fcd5c8d30b5078c5685b4dcfb287a679 Mon Sep 17 00:00:00 2001 From: Glenn Jocher Date: Sat, 28 Sep 2019 01:47:22 +0200 Subject: [PATCH] updates --- utils/datasets.py | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-) diff --git a/utils/datasets.py b/utils/datasets.py index c7d2ab12..6c9bfe62 100755 --- a/utils/datasets.py +++ b/utils/datasets.py @@ -218,7 +218,7 @@ class LoadStreams: # multiple IP or RTSP cameras # Read next stream frame in a daemon thread while cap.isOpened(): _, self.imgs[index] = cap.read() - time.sleep(0.030) # 33.3 FPS to keep buffer empty + time.sleep(0.01) # 33.3 FPS to keep buffer empty def __iter__(self): self.count = -1 @@ -624,7 +624,6 @@ def cutout(image, labels): box2 = box2.transpose() # Get the coordinates of bounding boxes - # x1, y1, x2, y2 = box1 b1_x1, b1_y1, b1_x2, b1_y2 = box1[0], box1[1], box1[2], box1[3] b2_x1, b2_y1, b2_x2, b2_y2 = box2[0], box2[1], box2[2], box2[3] @@ -639,15 +638,13 @@ def cutout(image, labels): return inter_area / box2_area # random mask_size up to 50% image size - mask_h = random.randint(1, int(h * 0.5)) - mask_w = random.randint(1, int(w * 0.5)) + s = 0.5 # scale + mask_h = random.randint(1, int(h * s)) + mask_w = random.randint(1, int(w * s)) - # box center - cx = random.randint(0, h) - cy = random.randint(0, w) - - xmin = max(0, cx - mask_w // 2) - ymin = max(0, cy - mask_h // 2) + # box + xmin = max(0, random.randint(0, w) - mask_w // 2) + ymin = max(0, random.randint(0, h) - mask_h // 2) xmax = min(w, xmin + mask_w) ymax = min(h, ymin + mask_h)