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Using Movie Clips in PowerPoint Presentations: Part 2, Movie Editing

Chun-Shan Yam1, Jonathan Kruskal and Michael Larson

1 All authors: Department of Radiology, Beth Israel Deaconess Medical Center and Harvard Medical School, WCC, Room 306, 330 Brookline Ave., Boston, MA 02215.



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  		Fig. 1 —Flow diagram showing 3-step process using QuickTime Pro (Apple Computer) and Photoshop (Adobe Systems) for editing movie clips.

 


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  		Fig. 2A —Screen captures showing use of QuickTime Pro (Apple Computer). Sample movie clip, CTA.mov, contains 258 images of cardiac CT angiography study. Length of movie is 17 sec at 15 fps (frames per second). Time line and selection markers are indicated.

 


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  		Fig. 2B —Screen captures showing use of QuickTime Pro (Apple Computer). Screen captures showing parameters used for extracting images from sample movie.

 


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  		Fig. 3A —Screen captures showing use of Photoshop 6.0 (Adobe Systems) and Windows XP Pro (Microsoft). Illustration showing steps for creating Batch function in Photoshop using Set and Action buttons.

 


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  		Fig. 3B —Screen captures showing use of Photoshop 6.0 (Adobe Systems) and Windows XP Pro (Microsoft). Illustration showing steps for using Edit\Fill function in Photoshop to remove patient name and identification: select Rectangular Marquee tool from Toolbox, use click-and-drag mouse action to highlight patient name and identification, select Fill function from Edit drop-down menu, select black as filling color then select OK to execute fill action. After brightness is adjusted, save image in new folder (Folder B) using Save As from File drop-down menu.

 


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  		Fig. 3C —Screen captures showing use of Photoshop 6.0 (Adobe Systems) and Windows XP Pro (Microsoft). Illustration showing steps for using Brightness/Contrast function in Photoshop to adjust image brightness. In this example, brightness level is set at +40 to enhance appearance of coronary artery vessels versus cardiac soft tissue.

 


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  		Fig. 3D —Screen captures showing use of Photoshop 6.0 (Adobe Systems) and Windows XP Pro (Microsoft). D, Screen capture of Batch window showing settings for Batch conversion process. In this example, source folder selected is Folder A and target folder is Folder B. Batch function selected is CTA and Crop & Brightness.

 


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  		Fig. 4A —Preparing movie for presentation. A, Screen capture of QuickTime Pro (Adobe Systems) showing patient information removed and brightness increased in converted movie clip, renamed New_CTA.avi.

 


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  		Fig. 4B —Preparing movie for presentation. B, Screen captures of PowerPoint 2003 (Microsoft) showing key steps for inserting movie into slide. Details for configuring movie options are also shown. Although appearance of windows for other versions of PowerPoint may vary, process is same.

 

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