# ----------------------------- # Resolve Base Directory (Sandbox Safe) # ----------------------------- try: BASE_DIR = os.path.dirname(os.path.abspath(__file__)) except NameError: BASE_DIR = os.getcwd() ASSETS_DIR = os.path.join(BASE_DIR, "assets") OUTPUT_DIR = os.path.join(BASE_DIR, "output") # ----------------------------- # Configuration # ----------------------------- MOCKUP_PATH = os.path.join(ASSETS_DIR, "shirt_mockup.png") DESIGN_PATH = os.path.join(ASSETS_DIR, "design.png") OUTPUT_PATH = os.path.join(OUTPUT_DIR, "shirt_mockup_result.png") # Position and size of the design on the shirt DESIGN_WIDTH_RATIO = 0.45 DESIGN_X_RATIO = 0.275 DESIGN_Y_RATIO = 0.32 DESIGN_OPACITY = 0.95 # ----------------------------- # Asset Creation Helpers # ----------------------------- def ensure_directories(): os.makedirs(ASSETS_DIR, exist_ok=True) os.makedirs(OUTPUT_DIR, exist_ok=True) def create_placeholder_mockup(path): img = Image.new("RGBA", (1200, 1600), (245, 245, 245, 255)) draw = ImageDraw.Draw(img) draw.rectangle([300, 400, 900, 1300], outline=(180, 180, 180), width=6) draw.text((460, 820), "SHIRT MOCKUP", fill=(150, 150, 150)) img.save(path) def create_placeholder_design(path): img = Image.new("RGBA", (800, 600), (0, 0, 0, 0)) draw = ImageDraw.Draw(img) draw.rectangle([100, 100, 700, 500], outline=(0, 0, 0), width=6) draw.text((260, 260), "DESIGN", fill=(0, 0, 0)) img.save(path) # ----------------------------- # Ensure Assets Exist (Sandbox Safe) # ----------------------------- ensure_directories() if not os.path.isfile(MOCKUP_PATH): create_placeholder_mockup(MOCKUP_PATH) if not os.path.isfile(DESIGN_PATH): create_placeholder_design(DESIGN_PATH) # ----------------------------- # Load Images # ----------------------------- mockup = Image.open(MOCKUP_PATH).convert("RGBA") design = Image.open(DESIGN_PATH).convert("RGBA") # ----------------------------- # Resize Design # ----------------------------- shirt_width, shirt_height = mockup.size new_width = int(shirt_width * DESIGN_WIDTH_RATIO) new_height = int(new_width * design.height / design.width) design = design.resize((new_width, new_height), Image.LANCZOS) # ----------------------------- # Adjust Design Opacity # ----------------------------- alpha = design.split()[3] alpha = ImageEnhance.Brightness(alpha).enhance(DESIGN_OPACITY) design.putalpha(alpha) # ----------------------------- # Position Design # ----------------------------- x_pos = int(shirt_width * DESIGN_X_RATIO) y_pos = int(shirt_height * DESIGN_Y_RATIO) # ----------------------------- # Composite Images # ----------------------------- final_image = mockup.copy() final_image.paste(design, (x_pos, y_pos), design) # ----------------------------- # Save Output # ----------------------------- final_image.save(OUTPUT_PATH, "PNG") print("Mockup generated successfully") print(f"Base directory: {BASE_DIR}") print(f"Output file: {OUTPUT_PATH}") # ----------------------------- # Runtime Tests (Do Not Remove) # ----------------------------- def _self_test(): # Directory checks assert os.path.isdir(ASSETS_DIR), "Assets directory missing" assert os.path.isdir(OUTPUT_DIR), "Output directory missing" # File checks assert os.path.isfile(MOCKUP_PATH), "Mockup image missing" assert os.path.isfile(DESIGN_PATH), "Design image missing" assert os.path.isfile(OUTPUT_PATH), "Output image missing" # Image sanity with Image.open(OUTPUT_PATH) as img: assert img.width > 0 and img.height > 0, "Invalid output image" # Placeholder integrity with Image.open(MOCKUP_PATH) as m: assert m.mode == "RGBA", "Mockup image mode invalid" _self_test() """
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