Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Part VIII Working with Video and Animation IN THIS PART Chapter 25 Understanding Video Editing Basics Chapter 26 Animating in the Timeline Panel Chapter 27 Correcting Video Files and Adding Artistic Effects Chapter 28 Animating Using Frames CHAPTER 25 Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Understanding Video Editing Basics IN THIS CHAPTER Dealing with aspect ratios Using the Timeline panel Opening video files Trimming video clips Rearranging video footage Splitting video clips Deleting unwanted video footage Adding files to a video project W hen working with video, Photoshop enables you to bring in pieces of video that need the special Photoshop touch and clean them up a bit Photoshop does not enable you to create an extensive video project like Adobe Premiere Pro With Photoshop, you can create fantastic composites with video files that you may not be able to accomplish in fine Photoshop style anywhere else The Timeline panel gives you just enough capability to make working with video files an efficient and relatively uncomplicated process The first step in being able to edit your video files in Photoshop is to understand the video workspace The Timeline panel is practically an application all by itself, giving you the ability to add, edit, and move video clips not only as layers but also through time You can also add other layers, such as image files, text, and 3D objects In this chapter, we show you how you can open, add, and maneuver these files within a video timeline so you are prepared to correct lighting and color and create artistic effects with video files and image files 841 Simpo Merge Version - http://www.simpopdf.com Part VIII:PDF Working withand VideoSplit and Unregistered Animation Working with Video Files To work with video successfully, you need to know the basics of video file formats, why they are different, and how they work Some file formats are of higher quality and, consequently, larger than those of lower quality You must also understand aspect ratios Photoshop has more possibilities for changing the aspect ratio than you might think Using the right aspect ratio and understanding the settings are important to creating successful video files within Photoshop Review the basics of video file formats in Chapter Setting aspect ratios An aspect ratio is the relative width to height of a video or image The frame aspect ratio indicates the ratio of the video or image frame You are probably familiar with the 4:3 and 16:9 aspect ratios that are industry-standard television sizes The next step in getting to know all about pixels is understanding the pixel aspect ratio Correcting the pixel aspect ratio Individual pixels also have aspect ratios Depending on the video standard, pixels have either a square aspect ratio or a rectangular aspect ratio A computer monitor, for instance, is usually set up for square pixels For example, a 4:3 monitor typically has a setting of 640 pixels wide and 480 pixels tall, which results in square pixels Televisions not have square pixels Their pixels match the aspect ratio of standard video, which is rectangular That means that when you play a movie on your computer that is a standard video format, the video is distorted unless the pixel aspect ratio is taken into account and adjusted When you import a video file into Photoshop, it automatically performs a pixel aspect ratio correction on the document, so it appears just as it would on a television screen This reduces the preview quality of the document, but it is only for preview purposes and doesn’t change the document materially in any way, as shown in Figure 25.1 You can turn off Pixel Aspect Ratio Correction and preview the video with all the pixels intact The image looks distorted, but it actually contains the correct number of pixels Simply choose View ➪ Pixel Aspect Ratio Correction to toggle the correction on or off Figure 25.2 shows an image with this feature turned off Note You can view both pixel settings at once by choosing Window ➪ Arrange ➪ New Window for (document name) This opens a second window containing your document You can correct the pixel aspect ratio in one and leave the correction off in the other 842 Simpo PDF Merge and Split Unregistered Version http://www.simpopdf.com Chapter 25: -Understanding Video Editing Basics FIGURE 25.1 When Pixel Aspect Ratio Correction is turned on, the image looks normal FIGURE 25.2 This is like watching regular 4:3 television on a 16:9 television 25 Changing video aspect ratios Aspect ratios such as 4:3 and 16:9 are industry standard You are probably less familiar with pixel aspect ratios, which is what Photoshop uses The Photoshop preset aspect ratios enable you to translate pixel aspect ratios into more familiar terms The number listed in parentheses 843 Simpo Merge Version - http://www.simpopdf.com Part VIII:PDF Working withand VideoSplit and Unregistered Animation is the relative height of the pixel to a width of For example, D1/DV NTSC (0.9) has a pixel aspect ratio of pixel wide and pixels high, making it slightly wider than it is high Here’s a list of the pixel aspect ratios: n Square Most computer monitors have square pixels Some video made for a 4:3 screen ratio is also captured at 640 x 480, making the pixels square n D1/DV NTSC (0.91) This is a standard capture ratio for pixels, with a pixel ratio of 720 x 480 Standard 4:3 televisions and video cameras both probably have this setting Figure 25.3 shows an example of this aspect ratio FIGURE 25.3 A pixel ratio of 1:0.9 creates nearly square pixels and is just right for a 4:3 frame n D1/DV PAL (1.09) The PAL pixel ratios create a pixel that is taller than it is wide This is the standard pixel aspect ratio used for 4:3 screens PAL is the video format used in most countries outside North America n D1/DV NTSC Widescreen (1.21) This is the common pixel aspect ratio for an NTSC 16:9 screen Most video cameras also shoot in this aspect ratio n HDV 1080/DVCPRO HD 720 (1.33) This is the standard pixel aspect ratio for bigscreen movies and is becoming more popular with higher-quality video cameras The frame size is 1440 x 1080 pixels for the highest-quality setting The screen size used for this pixel aspect ratio is 16:9 844 Stained Glass Watercolor Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Glowing Edges Oil Paint Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Although this is obviously not a real image, creating a drop shadow and then separating it from the elephant allowed us to distort it to look like a real shadow, thus increasing the realism Using layer styles along with this 3D animation of a ball bouncing around a lighted lamp allowed us to simulate the lamp being broken You can learn how to create layer styles such as drop shadows and separate them into their own layers in Chapter 10 ... for a 4: 3 screen ratio is also captured at 640 x 48 0, making the pixels square n D1/DV NTSC (0.91) This is a standard capture ratio for pixels, with a pixel ratio of 720 x 48 0 Standard 4: 3 televisions... The frame size is 144 0 x 1080 pixels for the highest-quality setting The screen size used for this pixel aspect ratio is 16:9 844 Stained Glass Watercolor Simpo PDF Merge and Split Unregistered... monitor, for instance, is usually set up for square pixels For example, a 4: 3 monitor typically has a setting of 640 pixels wide and 48 0 pixels tall, which results in square pixels Televisions not have