courses/machine_learning/deepdive/08_image/flowersmodeltpu/trainer/preprocess.py
def _get_image_data(filename, coder):
  """Process a single image file.

  Args:
    filename: string, path to an image file e.g., '/path/to/example.JPG'.
    coder: instance of ImageCoder to provide TensorFlow image coding utils.
  Returns:
    image_buffer: string, JPEG encoding of RGB image.
    height: integer, image height in pixels.
    width: integer, image width in pixels.
  """
  # Read the image file.
  with tf.gfile.FastGFile(filename, 'r') as ifp:
    image_data = ifp.read()

  # Decode the RGB JPEG.
  image = coder.decode_jpeg(image_data)

  # Check that image converted to RGB
  assert len(image.shape) == 3
  height = image.shape[0]
  width = image.shape[1]
  assert image.shape[2] == 3

  return image_data, height, width
Process a single image file.

  Args:
    filename: string, path to an image file e.g., '/path/to/example.JPG'.
    coder: instance of ImageCoder to provide TensorFlow image coding utils.
  Returns:
    image_buffer: string, JPEG encoding of RGB image.
    height: integer, image height in pixels.
    width: integer, image width in pixels.
  
Process a single image file.
Process a single image file .
def _get_image_data(filename, coder):
  with tf.gfile.FastGFile(filename, 'r') as ifp:
    image_data = ifp.read()
  image = coder.decode_jpeg(image_data)
  assert len(image.shape) == 3
  height = image.shape[0]
  width = image.shape[1]
  assert image.shape[2] == 3
  return image_data, height, width
def _get_image_data ( filename , coder ) : with tf . gfile . FastGFile ( filename , 'r' ) as ifp : image_data = ifp . read ( ) image = coder . decode_jpeg ( image_data ) assert len ( image . shape ) == 3 height = image . shape [ 0 ] width = image . shape [ 1 ] assert image . shape [ 2 ] == 3 return image_data , height , width
Process a single image file.
Process a single image file .
"""Process a single image file.

  Args:
    filename: string, path to an image file e.g., '/path/to/example.JPG'.
    coder: instance of ImageCoder to provide TensorFlow image coding utils.
  Returns:
    image_buffer: string, JPEG encoding of RGB image.
    height: integer, image height in pixels.
    width: integer, image width in pixels.
  """ # Read the image file. # Decode the RGB JPEG. # Check that image converted to RGB
string, JPEG encoding of RGB image.
height: integer, image height in pixels.
width: integer, image width in pixels.
string JPEG encoding of RGB image . height : integer image height in pixels . width : integer image width in pixels .
image_buffer
filename
string, path to an image file e.g., '/path/to/example.JPG'.
string path to an image file e . g . ' / path / to / example . JPG ' .
coder
instance of ImageCoder to provide TensorFlow image coding utils.
instance of ImageCoder to provide TensorFlow image coding utils .