background image

基本解釋

In the set name="background-image"> line, replace the image name here with the new one.
在 set name="background-image"> 行，用新名稱替代此處之前的圖像名。
Very easy to understand tutorial on how to create a menu list using either CSS border-style or background-image property.
這個實例讓你很容易知道如何使用CSS來實現(xiàn)一個既有邊框風(fēng)格也有背景圖像屬性的菜單列表
Combine your background images into a single image and use the CSS background-image and background-position properties to display the desired image segment.
將您的背景圖像合并為單個圖像并使用 CSS 背景圖像及背景位置要顯示所需的圖像段的屬性。

Just draw roughly around the edge of the chosen picture with the digitizer stylus and Active Clip automatically detects edges and cuts out the background, allowing users to drop the cleanly-bordered image straight into documents or presentations.
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Persistent tap-to-track also adjusts the camera exposure depending on any movement, helping avoid under- or over-exposure of the image's subject or background.
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Combined with the COOLPIX P7700's powerful CMOS sensor, this bright, large-aperture NIKKOR lens provides reduced noise, beautiful background blurring, fast performance and high image quality whether shooting stills or Full HD video.
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背景圖像
The FMF curve may be multi-peak and results in focus failure, if focus region contains excessive background image region.
如果聚焦窗口引入過量背景圖像，評價函數(shù)曲線就會出現(xiàn)“雙峰”現(xiàn)象，使極點搜索容易陷入局部極點而聚焦失敗。由于興趣區(qū)域為前景圖像區(qū)域，聚焦區(qū)域選擇算法需要選擇前景圖像區(qū)域作為聚焦窗口。
背景圖象
背景影像