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September 15, 2023 16:22
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Using PyXA, Automator, and PIL to create a mosaic of selected images.
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| import PyXA, math | |
| from PIL import Image | |
| # Execute Automator workflow and receive list of image paths | |
| automator = PyXA.Application("Automator") | |
| workflow = automator.open("/Users/exampleuser/Library/Mobile Documents/com~apple~Automator/Documents/Ask For Photos.workflow") | |
| image_paths = workflow.execute() | |
| # Set base dimensions of mosaic images | |
| base_width = 400 | |
| base_height = 200 | |
| # Get number of rows and columns | |
| root = int(math.sqrt(len(image_paths))) | |
| # Create empty canvas | |
| dim = (root * base_width, root * base_width) | |
| mosaic = Image.new("RGB", dim) | |
| # Populate the canvas | |
| for row in range(0, root): | |
| for col in range(0, root): | |
| # Load image from path | |
| path = image_paths[row + col * root] | |
| img = Image.open(path) | |
| # Resize | |
| width = int(max(base_width, base_width/img.size[0] * img.size[1])) | |
| img = img.resize((base_width, width), Image.ANTIALIAS) | |
| mosaic.paste(img, (base_width * col, base_width * row)) | |
| mosaic.show() |
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| # Tested with PyXA 0.1.1 | |
| import PyXA, math | |
| # Execute Automator workflow and receive list of image paths | |
| automator = PyXA.Application("Automator") | |
| workflow = automator.open("/Users/exampleuser/Library/Mobile Documents/com~apple~Automator/Documents/Ask For Photos.workflow") | |
| image_paths = workflow.execute() | |
| # Set base dimensions of mosaic images | |
| base_width = 400 | |
| base_height = 200 | |
| # Get number of rows and columns | |
| root = int(math.sqrt(len(image_paths))) | |
| mosaic = None | |
| for index in range(0, len(image_paths), root): | |
| row_image = None | |
| if index + 1 < len(image_paths): | |
| # Construct rows by stacking images horizontally | |
| images = PyXA.XAImage.open(image_paths[index], image_paths[index + 1]) | |
| images.resize(base_width, base_height) | |
| row_image = images.horizontal_stitch() | |
| # Construct mosaic by stacking rows vertically | |
| if mosaic is None: | |
| mosaic = row_image | |
| else: | |
| mosaic = PyXA.XAImage.vertical_stitch([row_image, mosaic]) | |
| mosaic.show_in_preview() |
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