This commit is contained in:
Colombo 2020-07-03 15:19:12 +04:00
parent 81ed7c0a2a
commit 4ce4997d1a

View file

@ -6,6 +6,11 @@ def gen_warp_params (w, flip, rotation_range=[-10,10], scale_range=[-0.5, 0.5],
if rnd_state is None:
rnd_state = np.random
rw = None
if w < 16:
rw = w
w = 16
rotation = rnd_state.uniform( rotation_range[0], rotation_range[1] )
scale = rnd_state.uniform(1 +scale_range[0], 1 +scale_range[1])
tx = rnd_state.uniform( tx_range[0], tx_range[1] )
@ -37,15 +42,26 @@ def gen_warp_params (w, flip, rotation_range=[-10,10], scale_range=[-0.5, 0.5],
params['mapy'] = mapy
params['rmat'] = random_transform_mat
params['w'] = w
params['rw'] = rw
params['flip'] = p_flip
return params
def warp_by_params (params, img, can_warp, can_transform, can_flip, border_replicate, cv2_inter=cv2.INTER_CUBIC):
rw = params['rw']
if (can_warp or can_transform) and rw is not None:
img = cv2.resize(img, (16,16), cv2_inter)
if can_warp:
img = cv2.remap(img, params['mapx'], params['mapy'], cv2_inter )
if can_transform:
img = cv2.warpAffine( img, params['rmat'], (params['w'], params['w']), borderMode=(cv2.BORDER_REPLICATE if border_replicate else cv2.BORDER_CONSTANT), flags=cv2_inter )
if (can_warp or can_transform) and rw is not None:
img = cv2.resize(img, (rw,rw), cv2_inter)
if len(img.shape) == 2:
img = img[...,None]
if can_flip and params['flip']: