26 lines
604 B
Python
26 lines
604 B
Python
from PIL import Image
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def change_image_dpi(input_path, output_path, new_dpi):
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# 打开图像
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image = Image.open(input_path)
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# 获取当前的dpi值（如果有）
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dpi = image.info.get('dpi', (72, 72))
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print(f"当前DPI: {dpi}")
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# 保存图像并设置新的dpi值
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image.save(output_path, dpi=(new_dpi, new_dpi))
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print(f"DPI已更改为: {new_dpi}")
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# 输入图像路径
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input_image_path = "image.jpg"
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# 输出图像路径
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output_image_path = "image.jpg"
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# 目标DPI
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new_dpi = 96
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# 调用函数
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change_image_dpi(input_image_path, output_image_path, new_dpi)
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