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The major full color retouch software, such as Adobe® Photoshop® cannot apply color reduction on an alpha plane. To limit the size of texture while using various effects of transparency by Alpha value of many phases, we have to benefit from an indexed color with a RGBA palette.Creating optimized RGBA palette achieved by the ultimate color reduction engine, iMageStudio is, on the other hand, enable to produce an indexed color image with RGBA palette of less than 256 colors from a full color image including alpha channel (32 bit RGBA). Alpha Blending Color Reduction Function does not simply apply color reduction to RGB + Alpha. iMageStudio offers a parameter for tuning Alpha Color Reduction, which is based on the newly developed algorithm for efficiently producing a palette with alpha value. By varying a parameter that allows sensitive controls of the color reduction engine characteristics, iMageStudio accomplishes the best optimized palette with alpha channel without distracting image quality. Alpha Blending Color Reduction Sample |
| You can convert full color image to specific image format such asRGB333, RGB444, RGB555, RGB565 and RGB666. With the dithering and error diffusion rendering method, you can convert the image with minimum deterioration. |
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| Including DXT 1 through DXT 5, "iMageStudio X-MP" fully supports DXTC compression and its creation with alpha channel. You can compress any image to DXTC data, and load/save DXTC data. Furthermore, you can directly retouch the image in DXTC mode by exchanging colors within 4x4 pixels and/or representative colors. |
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| "Border Protector" prevents the color mixing of a transparent pixel with that of an opaque pixel area. A transparent pixel is obviously supported to be invisible. However, sometimes it can appear, for example, like a frame around the opaque pixel area when processing bilinear interpolation image resizing on a game console. With this function (a filter), iMageStudio stretches the color of the opaque pixel out to the color of the transparent one. In this way, when the image is enlarged with bilinear interpolation, the border between the area of transparent and opaque is protected as it should be. This side effect by bilinear interpolation resizing also occurs on DXTC texture. "Border Protector" is also available with "DXTC conversion". When converting the image with transparency to DXTC format, iMageStudio compresses the image while selecting appropriate representative colors. Thus the image can be shown without the problem on a game console. |
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| You can edit image in RGB565 mode. In RGB565 mode, color value is constrained to RGB565, thus the "Color Chart" and "Palette Entry List" are configured to RGB565 mode. You can change to RGB565 mode while editing the image, or when you save the image. For instance, you can - load full color image and edit in RGB565 mode. - edit full color image and then save in RGB565 mode. |
| You can create MIPMAP image for Xbox and save in DDS format. You can create full color MIPMAP image, and then convert to DXTC image. |