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Fix: Resolves memory leak caused by using CRAFT detector with detect() or readtext(). #1278

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Fix: Resolves memory leak caused by using CRAFT detector with detect() or readtext(). #1278

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e992112
Resolves memory leak on detection.
daniellovera Jul 10, 2024
62773de
Adjusted to not call empty_cache() for non-Cuda
daniellovera Jul 16, 2024
bc53fc1
Correct cuda check
daniellovera Jul 16, 2024
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8 changes: 8 additions & 0 deletions easyocr/detection.py
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,9 @@ def test_net(canvas_size, mag_ratio, net, image, text_threshold, link_threshold,
with torch.no_grad():
y, feature = net(x)

# remove x and feature from device, whether GPU or CPU
del x, feature

boxes_list, polys_list = [], []
for out in y:
# make score and link map
Expand All @@ -68,6 +71,11 @@ def test_net(canvas_size, mag_ratio, net, image, text_threshold, link_threshold,
polys[k] = boxes[k]
boxes_list.append(boxes)
polys_list.append(polys)

# remove y from device, whether GPU or CPU, and check if cuda was used before calling empty_cache() to clean up
del y
if device == 'cuda':
torch.cuda.empty_cache()

return boxes_list, polys_list

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