overlay display 中文意思是什麼
overlay display
解釋
覆蓋顯示-
Using overlay to save data and display on condition that the display adapter supports it. otherwise, using off - screen to save data and using bit to transfer data to the primary surface. bring forward the method of block moving or line moving to transfer data from pc memory to video memory
在硬體支持覆蓋圖並滿足應用需求的情況下，使用覆蓋圖進行圖像數據存儲和顯示；上述條件不滿足時，使用離屏表面作為圖像存儲區，並使用位塊傳送方法bit傳遞離屏表面數據到主表面以完成圖像的顯示。 -
Designing a dll to offer function interfaces of images display, and functions of modifying system display, switching window mode to full screen, appending titles. according as directdraw surface type : overlay and off - screen, bring forward overlay project and off - screen project
最後成果是提交一個動態鏈接庫，提供衛星圖像快視所需的顯示函數介面，以及擴展出的修改系統顯示設置、窗口模式到全屏模式的切換、全屏時疊加字幕的函數介面。 -
Finally proceed a series of tests by adopting different surface types to memory and display images, and then analyze the test data of cpu cost and frame display rate, also compare the quality of display, finally draw a conclusion : the method of images display based on directdraw has higher efficiency than on gdi, especially overlay project
測試採用directdraw不同的表面類型來存儲圖像數據並完成顯示，通過對cpu佔用率和顯示幀速率數據的分析，以及顯示質量的比較，最後得出基於directdraw技術的快視系統其顯示效率高於基於gdi的快視系統，對系統資源的佔用降低， cpu佔用率在預期范圍之內。 -
Image overlay fields display format pre - set, and image header tags dump available
影像，並提供本地存儲和網路 -
We have achieved the many operation to the graph such as : display, insert, delete, and efface the overlay of graphs, at the same time we achieved the function of the select of graphic menu and input of characters
我們實現了圖形的顯示、插入、刪除、消除圖形的重疊等功能，實現了對圖形菜單的選擇和文字的輸入功能。
分享友人