def run_my_task(self, inputs, settings, outputs):
task_image = load_image(
inputs['Greyscale or one-bit PNG image'][0]['resource_path'])
staff_finder = StaffFinder_miyao(task_image, 0, 0)
fn_kwargs = {
'num_lines': settings['Number of lines'],
'scanlines': settings['Scan lines'],
'blackness': settings['Blackness'],
'tolerance': settings['Tolerance'],
}
staff_finder.find_staves(**fn_kwargs)
poly_list = staff_finder.get_polygon()
poly_list = fix_poly_point_list(poly_list,
staff_finder.staffspace_height)
poly_json_list = create_polygon_outer_points_json_dict(poly_list)
# If poly output, save it
if 'Polygons (Miyao results)' in outputs:
poly_string = str(poly_json_list)
f = open(outputs['Polygons (Miyao results)'][0]['resource_path'],
'w')
f.write(poly_string)
f.close()
# If image output, save it
if 'PNG image (Miyao results used as mask)' in outputs:
mask_img = Image.new('L', (task_image.ncols, task_image.nrows),
color='white')
mask_drawer = ImageDraw.Draw(mask_img)
for polygon in poly_json_list:
flattened_poly = [j for i in polygon for j in i]
mask_drawer.polygon(flattened_poly,
outline='black',
fill='black')
del mask_drawer
task_image_rgb = task_image.to_rgb(
) #Because gamera masking doesn't work on onebit or grey16 images.
segment_mask = from_pil(mask_img).to_onebit()
result_image_rgb = task_image_rgb.mask(segment_mask)
result_image = ensure_pixel_type(
result_image_rgb,
outputs['PNG image (Miyao results used as mask)'][0]
['resource_type'])
for i in range(
len(outputs['PNG image (Miyao results used as mask)'])):
result_image.save_PNG(
outputs['PNG image (Miyao results used as mask)'][i]
['resource_path'])
def run_my_task(self, inputs, settings, outputs):
if '@polygon_outer_points' not in settings:
task_image = load_image(inputs['PNG image'][0]['resource_path'])
polygon_outer_points = '[]'
if 'Polygons' in inputs:
with open(inputs['Polygons'][0]['resource_path'],
'r') as myfile:
polygon_outer_points = myfile.read().replace('\n', '')
settings_update = {
'@image_width': task_image.ncols,
'@polygon_outer_points': polygon_outer_points
}
return self.WAITING_FOR_INPUT(settings_update)
else:
polygon_outer_points = settings['@polygon_outer_points']
# If image output port, write image
if 'PNG image (masked)' in outputs:
task_image = load_image(
inputs['PNG image'][0]['resource_path'])
mask_img = Image.new('L', (task_image.ncols, task_image.nrows),
color='white')
mask_drawer = ImageDraw.Draw(mask_img)
for polygon in polygon_outer_points:
flattened_poly = [j for i in polygon for j in i]
mask_drawer.polygon(flattened_poly,
outline='black',
fill='black')
del mask_drawer
task_image_rgb = task_image.to_rgb(
) # Because gamera masking doesn't work on onebit or grey16 images.
segment_mask = from_pil(mask_img).to_onebit()
result_image_rgb = task_image_rgb.mask(segment_mask)
result_image = ensure_pixel_type(
result_image_rgb,
outputs['PNG image (masked)'][0]['resource_type'])
result_image.save_PNG(
outputs['PNG image (masked)'][0]['resource_path'])
# If polygons image output port, write poly file
if 'Polygons' in outputs:
poly_string = str(polygon_outer_points)
f = open(outputs['Polygons'][0]['resource_path'], 'w')
f.write(poly_string)
f.close()
def process_image(self, task_image, settings):
mask_img = Image.new('L', (task_image.ncols, task_image.nrows), color='white')
mask_drawer = ImageDraw.Draw(mask_img)
try:
polygon_data = json.loads(settings['polygon_outer_points'])
except ValueError:
# There's a problem in the JSON - it may be malformed, or empty
polygon_data = []
for polygon in polygon_data:
flattened_poly = [j for i in polygon for j in i]
mask_drawer.polygon(flattened_poly, outline='black', fill='black')
del mask_drawer
task_image_greyscale = task_image.to_greyscale() # Because gamera masking doesn't work on one-bit images
segment_mask = from_pil(mask_img).to_onebit()
result_image_greyscale = task_image_greyscale.mask(segment_mask)
result_image = result_image_greyscale.to_onebit() # Get it back to one-bit
return result_image
def process_image(self, task_image, settings):
mask_img = Image.new('L', (task_image.ncols, task_image.nrows), color='white')
mask_drawer = ImageDraw.Draw(mask_img)
try:
polygon_data = json.loads(settings['polygon_outer_points'])
except ValueError:
# There's a problem in the JSON - it may be malformed, or empty
polygon_data = []
for polygon in polygon_data:
flattened_poly = [j for i in polygon for j in i]
mask_drawer.polygon(flattened_poly, outline='black', fill='black')
del mask_drawer
task_image_greyscale = task_image.to_greyscale() # Because gamera masking doesn't work on one-bit images
segment_mask = from_pil(mask_img).to_onebit()
result_image_greyscale = task_image_greyscale.mask(segment_mask)
result_image = result_image_greyscale.to_onebit() # Get it back to one-bit
return result_image
def process_image(self, task_image, settings):
# Get the returned data.
try:
geometries = json.loads(settings['geometries'])
except ValueError:
geometries = []
# Make copy of original
imageOriginal = task_image.to_pil()
# For each of the geometries provided, we have to apply the pixel colour to non-white pixels.
for geometry in geometries:
imageOriginal = self._apply_geometry(imageOriginal, geometry)
# Convert red to white and black to green.
colour_swap = {(255, 0, 0): (255, 255, 255), (0, 255, 0): (0, 0, 0)}
imageOriginal = self._colour_swap_pixels(imageOriginal, colour_swap)
# Convert back to gamera image and return.
finalImage = from_pil(imageOriginal)
return finalImage
def process_image(self, task_image, settings):
# Get the returned data.
try:
geometries = json.loads(settings['geometries'])
except ValueError:
geometries = []
# Make copy of original
imageOriginal = task_image.to_pil()
# For each of the geometries provided, we have to apply the pixel colour to non-white pixels.
for geometry in geometries:
imageOriginal = self._apply_geometry(imageOriginal, geometry)
# Convert red to white and black to green.
colour_swap = {(255, 0, 0): (255, 255, 255), (0, 255, 0): (0, 0, 0)}
imageOriginal = self._colour_swap_pixels(imageOriginal, colour_swap)
# Convert back to gamera image and return.
finalImage = from_pil(imageOriginal)
return finalImage
def create_mask(org_img, ulx=0, uly=0, lrx=0, lry=0, imw=0):
if 0 == imw:
scale_factor = 1
else:
scale_factor = float(org_img.ncols) / float(imw)
arg_ulx = scale_factor * ulx
arg_uly = scale_factor * uly
arg_lrx = scale_factor * lrx - 1
arg_lry = scale_factor * lry - 1
if arg_ulx < 0:
arg_ulx = 0
if arg_ulx > org_img.ncols:
arg_ulx = org_img.ncols
if arg_lrx < 0:
arg_lrx = 0
if arg_lrx > (org_img.ncols - 1):
arg_lrx = org_img.ncols - 1
if arg_uly < 0:
arg_uly = 0
if arg_uly > org_img.nrows:
arg_uly = org_img.nrows
if arg_lry < 0:
arg_lry = 0
if arg_lry > (org_img.nrows - 1):
arg_lry = org_img.nrows - 1
im = Image.new('L', (org_img.ncols, org_img.nrows), color='white')
draw = ImageDraw.Draw(im)
draw.rectangle((arg_ulx, arg_uly, arg_lrx, arg_lry), fill='black')
del draw
im = from_pil(im)
return im.to_onebit()
def run_my_task(self, inputs, settings, outputs):
if '@polygon_outer_points' not in settings:
task_image = load_image(inputs['PNG image'][0]['resource_path'])
polygon_outer_points = '[]'
if 'Polygons' in inputs:
with open(inputs['Polygons'][0]['resource_path'], 'r') as myfile:
polygon_outer_points = myfile.read().replace('\n', '')
settings_update = {'@image_width': task_image.ncols, '@polygon_outer_points': polygon_outer_points}
return self.WAITING_FOR_INPUT(settings_update)
else:
polygon_outer_points = settings['@polygon_outer_points']
# If image output port, write image
if 'PNG image (masked)' in outputs:
task_image = load_image(inputs['PNG image'][0]['resource_path'])
mask_img = Image.new('L', (task_image.ncols, task_image.nrows), color='white')
mask_drawer = ImageDraw.Draw(mask_img)
for polygon in polygon_outer_points:
flattened_poly = [j for i in polygon for j in i]
mask_drawer.polygon(flattened_poly, outline='black', fill='black')
del mask_drawer
task_image_rgb = task_image.to_rgb() # Because gamera masking doesn't work on onebit or grey16 images.
segment_mask = from_pil(mask_img).to_onebit()
result_image_rgb = task_image_rgb.mask(segment_mask)
result_image = ensure_pixel_type(result_image_rgb, outputs['PNG image (masked)'][0]['resource_type'])
result_image.save_PNG(outputs['PNG image (masked)'][0]['resource_path'])
# If polygons image output port, write poly file
if 'Polygons' in outputs:
poly_string = str(polygon_outer_points)
f = open(outputs['Polygons'][0]['resource_path'], 'w')
f.write(poly_string)
f.close()
def convertToGameraImage(self, pilImage):
gameraImage = pil_io.from_pil(pilImage)
return gameraImage