[已在C＃论坛上重新发布消息]像素颜色由其坐标位置

问题描述

您好，我想要一个从图像中检索颜色的代码。其中图像是固定格式，xy坐标也是...我想要一个读取像素并找到该像素的颜色而不是仅通过鼠标定位co-ordinates.plzzzzzzzzz困惑| ：confused：

Hello,i want a code which retrieve the color from an image.where image is in fix format and x-y co-ordinate also...i want a read pixel and find the color of that pixel not by mouse positioning by only co-ordinates.plzzzzzzzzz Confused | :confused:

推荐答案

private void GetPixel_Example(PaintEventArgs e)
{

    // Create a Bitmap object from an image file.
    Bitmap myBitmap = new Bitmap("Grapes.jpg");

    // Get the color of a pixel within myBitmap.
    Color pixelColor = myBitmap.GetPixel(50, 50);

    // Fill a rectangle with pixelColor.
    SolidBrush pixelBrush = new SolidBrush(pixelColor);
    e.Graphics.FillRectangle(pixelBrush, 0, 0, 100, 100);
}

欲了解更多信息：











我希望这会对你有所帮助。

For more info:

Bitmap.GetPixel Method

Pixel Coordinates

I hope this will help to you.

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