60 lines
2.0 KiB
Python
60 lines
2.0 KiB
Python
from PIL import Image
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import os
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# 图片路径
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input_path = r"e:\project\flutter\f3\flutter_application_2\assets\IMG_20260402_172628.png"
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output_dir = r"e:\project\flutter\f3\flutter_application_2\assets"
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# 打开图片
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img = Image.open(input_path)
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print(f"原始图片尺寸: {img.size}")
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print(f"原始图片模式: {img.mode}")
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# 定义需要的尺寸（应用图标和启动图常见尺寸）
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sizes = [
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(1024, 1024), # iOS/macOS 主图标
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(512, 512), # 大图标
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(256, 256), # 中图标
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(128, 128), # 小图标
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(64, 64), # 更小图标
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(192, 192), # Android mipmap-xxhdpi
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(144, 144), # Android mipmap-xxxhdpi (96x1.5)
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(96, 96), # Android mipmap-xhdpi
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(72, 72), # Android mipmap-hdpi
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(48, 48), # Android mipmap-mdpi
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(216, 216), # HarmonyOS icon_xlarge
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(144, 144), # HarmonyOS icon_large
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(96, 96), # HarmonyOS icon
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(72, 72), # HarmonyOS icon_small
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]
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# 裁剪为正方形（居中裁剪）
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width, height = img.size
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min_size = min(width, height)
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left = (width - min_size) // 2
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top = (height - min_size) // 2
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right = left + min_size
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bottom = top + min_size
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square_img = img.crop((left, top, right, bottom))
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print(f"裁剪后正方形尺寸: {square_img.size}")
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# 保存正方形原图
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square_path = os.path.join(output_dir, "app_icon_square.png")
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square_img.save(square_path, "PNG")
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print(f"保存正方形原图: {square_path}")
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# 生成各种尺寸
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for size in sizes:
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resized = square_img.resize(size, Image.Resampling.LANCZOS)
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output_path = os.path.join(output_dir, f"app_icon_{size[0]}x{size[1]}.png")
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resized.save(output_path, "PNG")
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print(f"保存: {output_path}")
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# 保存为项目默认图标
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default_icon_path = os.path.join(output_dir, "app_icon_default.png")
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default_size = (512, 512)
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default_img = square_img.resize(default_size, Image.Resampling.LANCZOS)
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default_img.save(default_icon_path, "PNG")
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print(f"\n保存项目默认图标: {default_icon_path}")
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print("完成!")
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