用After Effect制作动态背景
1.<span style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">新建一个<span lang="EN-US">720*576</span>，长度为<span lang="EN-US">15</span>秒的合成文件。点击工具栏中的文字工具，录入键盘中的句号。将整个屏幕填满为止，调整其大小距离颜色等。点击时间线下的<span lang="EN-US">Text</span>右侧的<span lang="EN-US">Aminate</span>旁的倒三角在弹出的列表中依次选择，<span lang="EN-US">Fill Color/Hue</span>，如下图所示。<br/> <center><a href="http://www.cgtimes.com.cn/upload/2007_07/07073013593850.jpg" target="_blank"><img alt="" src="http://www.cgtimes.com.cn/upload/2007_07/07073013593850s.jpg" border="0"/></a></center></span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;"><br/> 2.</span><span style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">然后在点击<span lang="EN-US">Animater 1</span>右侧的<span lang="EN-US">Add</span>旁的倒三角，在弹出的列表中依次选择<span lang="EN-US">Selector/Wiggly</span>命令<span lang="EN-US">.</span>如下图所示。<br/> <center><a href="http://www.cgtimes.com.cn/upload/2007_07/07073014026348.jpg" target="_blank"><img alt="" src="http://www.cgtimes.com.cn/upload/2007_07/07073014026348s.jpg" border="0"/></a></center></span><span style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;"><br/> </span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">3.</span><span style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">新建一个固态层，所新建的固态层移到文字的下方，然后给固态层加入<span lang="EN-US">Fractal Noise</span>和<span lang="EN-US">Hue/Saturation</span>命令，调整其参数如图所示。然后在固态层上点击<span lang="EN-US">Track Matte,</span>在弹出的列表中，选择要遮照的文字层，如下图所示。<br/><br/><center><a href="http://www.cgtimes.com.cn/upload/2007_07/07073014065570.jpg" target="_blank"><img alt="" src="http://www.cgtimes.com.cn/upload/2007_07/07073014065570s.jpg" border="0"/></a></center><br/> </span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">4.</span><span style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">选择工具栏中的文字工具，在窗口中键入<span lang="EN-US">XSDJHUA</span>等文字。调整其位置大小如下图所示。然后降低文字透明度，随后再给文字层加入一个高斯模糊，如下图所示。<br/><br/><center><a href="http://www.cgtimes.com.cn/upload/2007_07/07073014073617.jpg" target="_blank"><img alt="" src="http://www.cgtimes.com.cn/upload/2007_07/07073014073617s.jpg" border="0"/></a></center></span> 5.<span style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">给文字层设置位移动画，如下图所示。<br/><br/><center><a href="http://www.cgtimes.com.cn/upload/2007_07/07073014096881.jpg" target="_blank"><img alt="" src="http://www.cgtimes.com.cn/upload/2007_07/07073014096881s.jpg" border="0"/></a></center><br/></span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;"> 6.Ctrl+A,</span><span style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">将图层全选，然后选择<span lang="EN-US">Layer/Pre-compose</span>命令，将图层合并，如下图所示。<br/><br/><center><a href="http://www.cgtimes.com.cn/upload/2007_07/07073014106900.jpg" target="_blank"><img alt="" src="http://www.cgtimes.com.cn/upload/2007_07/07073014106900s.jpg" border="0"/></a></center></span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;"><br/> 7.</span><span style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">打开三维层显示标志。设置参数，如下图所示。<br/><br/><center><a href="http://www.cgtimes.com.cn/upload/2007_07/07073014124818.jpg" target="_blank"><img alt="" src="http://www.cgtimes.com.cn/upload/2007_07/07073014124818s.jpg" border="0"/></a></center></span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 'Times New Roman';"><br/> 8.</span><span style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">新建一个泛光灯，设置参数</span><span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 'Times New Roman';">,</span><span style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体;">和动画关键帧，如下图所示。<br/><br/><center><a href="http://www.cgtimes.com.cn/upload/2007_07/07073014143569.jpg" target="_blank"><img alt="" src="http://www.cgtimes.com.cn/upload/2007_07/07073014143569s.jpg" border="0"/></a></center><br/> 9.一切搞定，渲染即可。</span>页:
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