本文整理匯總了Python中preprocessing.cv2rotateimage方法的典型用法代碼示例。如果您正苦於以下問題：Python preprocessing.cv2rotateimage方法的具體用法？Python preprocessing.cv2rotateimage怎麽用？Python preprocessing.cv2rotateimage使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類preprocessing的用法示例。
在下文中一共展示了preprocessing.cv2rotateimage方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: ParallelPreprocessing
# 需要導入模塊: import preprocessing [as 別名]
# 或者: from preprocessing import cv2rotateimage [as 別名]
def ParallelPreprocessing(args):
"""Parallel preprocessing: rotation, resize and jpeg encoding to string."""
(vid_path, timestep, num_timesteps, view) = args
try:
image = GetSpecificFrame(vid_path, timestep)
# Resizing.
resize_str = ''
if FLAGS.resize_min_edge > 0:
resize_str += ', resize ' + shapestring(image)
image = cv2resizeminedge(image, FLAGS.resize_min_edge)
resize_str += ' => ' + shapestring(image)
# Rotating.
rotate = None
if FLAGS.rotate:
rotate = FLAGS.rotate
if FLAGS.rotate_if_matching is not None:
rotate = None
patt = re.compile(FLAGS.rotate_if_matching)
if patt.match(vid_path) is not None:
rotate = FLAGS.rotate
if rotate is not None:
image = cv2rotateimage(image, FLAGS.rotate)
# Jpeg encoding.
image = Image.fromarray(image)
im_string = bytes_feature([JpegString(image)])
if timestep % FLAGS.log_frequency == 0:
tf.logging.info('Loaded frame %d / %d for %s (rotation %s%s) from %s' %
(timestep, num_timesteps, view, str(rotate), resize_str,
vid_path))
return im_string
except cv2.error as e:
tf.logging.error('Error while loading frame %d of %s: %s' %
(timestep, vid_path, str(e)))
return None