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1. Convert Online›
2. Image Tools›
3. PNG to GIF

{
  "convert": "png-gif",
  "multiple": true,
  "from": "png",
  "to": "gif",
  "controls": [
    {
      "type": "range",
      "name": "loop",
      "label": "number of loops",
      "range": {
        "min": 0,
        "max": 100,
        "value": 0
      },
      "desc": "number of animation iterations, use 0 for infinite animation"
    },
    {
      "type": "range",
      "name": "delay",
      "label": "delay (ms)",
      "range": {
        "min": 0,
        "max": 2000,
        "value": 500
      },
      "desc": "delay(s) between animation frames (in milliseconds)"
    },
    {
      "type": "color",
      "name": "backgroundColor",
      "label": "background color",
      "defaultValue": "#FFFFFF",
      "desc": "Desired background color for the transparent area."
    }
  ],
  "from_desc": "<p><strong>PNG (Portable Network Graphics)</strong> is a raster graphics file format that supports lossless data compression. It was created as an improved and non-patented replacement for GIF (Graphics Interchange Format). PNG is widely used across various fields due to its ability to maintain high image quality and support for transparency.</p><h3>Usage in Specific Fields</h3><ul><li><strong>Web Design:</strong> PNG is commonly used in web design for logos, icons, and other images that require transparency and high quality.</li><li><strong>Graphic Design:</strong> Graphic designers use PNG files for images that need to maintain quality during editing and for web publishing.</li><li><strong>Digital Art:</strong> Digital artists prefer PNG for artworks that require rich colors and fine details without losing quality.</li><li><strong>Photography:</strong> While not as common as JPEG for photographs, PNG is used when lossless compression and transparency are needed.</li></ul><h3>Specific Properties Regarding Color Channels</h3><ul><li><strong>Alpha Channel:</strong> PNG supports an alpha channel, which allows for varying levels of transparency. This makes PNG ideal for images that need to be layered over different backgrounds.</li><li><strong>Color Depth:</strong> PNG supports a wide range of color depths, from grayscale images with 8 bits per pixel to truecolor images with 24 bits per pixel (8 bits per channel for red, green, and blue).</li><li><strong>Palette-based Images:</strong> PNG supports indexed-color images, which can store up to 256 colors in a palette. This is useful for reducing file size without significantly compromising image quality.</li><li><strong>Gamma Correction:</strong> PNG files can store gamma correction information, which helps ensure consistent display of images across different devices and platforms.</li></ul><h3>Advantages of PNG</h3><ul><li><strong>Lossless Compression:</strong> PNG's lossless compression ensures that no image data is lost during saving, resulting in high-quality images.</li><li><strong>Transparency:</strong> The alpha channel allows for smooth transparency effects, making PNG ideal for web graphics that need to blend seamlessly with backgrounds.</li><li><strong>Wide Compatibility:</strong> PNG is widely supported across web browsers, graphic design software, and operating systems.</li></ul><h3>Limitations of PNG</h3><ul><li><strong>File Size:</strong> PNG files can be larger than other formats like JPEG, especially for high-resolution images with a lot of detail.</li><li><strong>Not Suitable for Print:</strong> Due to the larger file sizes and lower compression efficiency for continuous-tone images, PNG is not the best choice for print media where file size and quality need to be balanced.</li></ul>"
}