在電腦技能不斷提升及科技發達的現今，利用電腦動畫合成實景拍攝來滿足視覺效果的技術和方法，對於現在的電影已是相當普遍，尤其是對於特效類電影來說更為重要，而許多的特效片都有大量使用電腦特效合成於實景。實景合成比起真實使用大量的模型或特效來說更為省時省事，更可以考量演員們的安全問題，而就真實度及逼真度來說，實景合成在現在已經可以做到極為真實的效果，可說已是當前及未來電影視覺特效的技術趨勢。
With today's constant computer technique upgrades and technological advancement, the techniques and methods for computer graphics synthesized with shooting scenes for visual effects is now quite common in movies and are especially important for movies with special effects. Scene synthesis is more time saving and labor saving compared to extensive models or special effects usage and takes into account the safety of actors. As far as authenticity and reality are concerned, scene synthesis can now achieve very realistic results, which is said to be a current and future trend of movie visual effects technology.
