如何在不损失质量的情况下调整 PNG 图像大小 [简化]

PNG，即便携式网络图形，是一种流行的图像格式，以其无损压缩而闻名。与 JPEG 等其他格式不同，PNG 文件在压缩时可以保持图像质量，且不会丢失细节。然而，调整 PNG 图像的大小可能比较棘手，因为如果操作不当，更改其尺寸可能会影响其清晰度或质量。

With that, it’s really important to understand and learn how to properly resize PNG files. Don’t fret! We’ve got you covered! In this article, we are going to teach you the right way with the right tool to do this. So, continue reading this article because there’s more that you need to learn about resizing PNG files.

第 1 部分：使用图像调整器会导致质量损失吗？

要了解使用图像调整器调整照片大小是否会导致质量损失，首先需要考虑许多因素。由于 PNG 文件是一种无损压缩类型的图像格式，因此如果操作正确，调整 PNG 的大小通常不会导致质量损失。然而，有几个因素会影响最终结果，甚至可能影响其质量，例如，当调整像素值的方法不同时。此外，当您将 PNG 的大小调整到超出其原始分辨率时，可能会看到像素化或模糊，因为软件必须确定用哪些像素值来填充空隙。

因此，使用正确的图像升频工具就变得必要，因为它有助于减少与调整 PNG 图像大小相关的质量损失。

第 2 部分：如何使用 FVC 免费图像缩放器调整 PNG 大小

FVC Free Image Upscaler is a web-based image upscaler tool that allows users to resize PNG images easily and efficiently without compromising their quality. With its advanced AI technology, this tool excels in automatically recognizing and enhancing blurred portions and lost details in an image, allowing PNG files to retain their clarity and sharpness even after resizing. Moreover, users can resize a PNG by 2×, 4×, or 8× with high quality, providing versatility for various applications.

主要特点

◆ 采用先进的AI分辨率技术进行图像升级。

◆ 自动识别并增强图像模糊部分。

◆ 精确恢复丢失的像素、颜色、纹理和更精细的细节。

◆ 出色的人像特征识别能力和自然还原能力。

◆ 多种图像放大选项：2 倍、4 倍或8 倍，高质量。

◆ 用户友好的在线界面，可实现无缝图像增强和放大。

◆ 基于Web，可自由访问。

Here’s how to Resize PNG files with FVC Free Image Upscaler:

Step 1. First, you need to access the tool on their official website. To do it, just type in the FVC Free Image Upscaler on your web search engine and click search.

Step 2. Now, to select the PNG files that you want to resize, click on the Upload Photo button.

Step 3. After uploading, the tool will provide a preview of your image. To closely examine the details, use the Magnifier option. Once satisfied with the preview, click on the Save button to download your upscaled image.

FVC Free Image Upscaler 是一款出色的 PNG 文件缩放工具。它利用先进的 AI 技术增强模糊细节并恢复丢失的特征，堪称一绝。此外，它基于 Web 的用户界面友好，用户可以通过任何设备快速轻松地使用该工具，无需下载软件。因此，如果您正在寻找合适的 PNG 文件缩放工具，这款工具绝对值得一试。

第 3 部分：为什么我们需要 PNG 尺寸调整器

Resizing a PNG depends on the user's need. Usually, users resize PNG files to fit specific dimensions for various purposes. For instance, large PNG files can slow down webpage loading times, so you need to compress this file format. Or else a specific size requires you, but your image does not fit with what is required. If all of these checked all your boxes, that's the time when you need to resize your PNG images.

To better understand the need for a PNG size resizer, read the following:

◆ 当 PNG 文件用于网站时，调整其大小可以缩短网页的加载时间。

◆ 社交媒体平台和在线服务通常对图片尺寸有严格的要求。因此，调整 PNG 文件的大小以满足这些要求就显得尤为必要。

◆ 较小的图像占用较少的存储空间和带宽，使得管理和共享数字文件变得更容易，而且不会降低性能。

◆ 调整大小有助于保持项目中各个图像的尺寸统一，从而创造出更具凝聚力和专业性的外观。

◆ 在准备打印图像时，通常需要调整大小以适应特定的布局并确保最终打印产品具有最佳的分辨率和清晰度。

There you have it! If any of these resonate with you, it means to say that you really need a PNG size resizer tool. Also, please be aware that there are dedicated tools for this that you can use to perfectly and easily resize PNG files without ruining their quality.

第 4 部分.有关调整 PNG 大小的常见问题解答

结论

Now that you have completely understood the need for having a PNG size resizer, how it works, and the perfect tool to do it, it’s time that you put this knowledge into action. By utilizing a reliable tool like the FVC Free Image Upscaler, you can ensure that your images remain as good as they should be, regardless of how you resize a PNG. Don't hesitate to explore the features and benefits of this tool and see how it can elevate your photos with so much ease.