【正文】 n split the clip in the Contents pane. Splitting a Clip Use this tool to split the clip. Combining Clips ? You can bine two or more contiguous video clips. ? Contiguous means the clips were captured together so that the end time of one clip is the same as the start time of the next clip. ? Combining clips is useful if you have several short clips and you want to view them as one clip on the storyboard/timeline. Combining Clips ? In the Contents pane or on the storyboard/timeline, hold down the CTRL key, and then select the contiguous clips you want to bine. ? On the Clip menu, click Combine or right click with your mouse ? To select consecutive clips, click the first clip, press and hold down the SHIFT key, and then click the last clip. ? To select one clip at a time, press and hold down the CTRL key, and then click each clip that you want to bine. Combining Clips Trimming Clips ? By trimming clips, you can edit the starting and ending point—and therefore the length—of any video or audio clips that you have added to your project on the timeline. – When trimming, you can set the start and end trim points. ? The start trim point determines when the clip will begin to play, and the end trim point determines when the clip will stop playing in your project. – By trimming clips, you can hide unwanted parts of an audio or video clip or file. When you trim a clip, the information is not removed。 it is hidden from your audience, so unwanted parts do not appear in your project and final saved movie. Trimming Clips ? On the View menu, click Timeline. ? In the Collections pane, click the collection that contains the clip you want to add, and then click the clip you want to trim in the Contents pane. ? On the Clip menu, click Add to Timeline. ? On the timeline, select the clip you want to trim. Trimming Clips ? On the timeline, click the playback indicator and drag it to the point where you want to trim the clip. or ? Use the playback controls on the monitor to go to the point where you want to trim the clip. ? Do the following: – When the playback indicator is at the point where you want the selected video or audio clip to start playing back, on the Clip menu, click Set Start Trim Point. – When the playback indicator is at the point where you want the selected video or audio clip to stop playing back, on the Clip menu, click Set End Trim Point. ? You can also drag the trim handles to set the start and end trim points. The trim handles appear when the clip is selected on the timeline. Trimming Clips Drag the sides of the video clip to trim the length. Trimming Clips Clear Trim Points ? On the timeline with a project opened, click the trimmed clip. ? On the Clip menu, click Clear Trim Points. Using video transitions, video effects, and titles Enhance your movies by adding different elements Transitions Video Transitions ? A video transition controls how your movie plays from one video clip or picture to the next. ? You can add a transition between two pictures, video clips, or titles, in any bination, on the storyboard/timeline. Video Transitions Working with Transitions Add a Transition ? On the storyboard/timeline, select the second of the two video clips or pictures that you want to add a transition between. – On the Tools menu, click Video Transitions. –or – In the Movie Tasks pane, under Edit Movie, click View video transitions. ? In the Contents pane, click the video transition you want to add. ? On the Clip menu, click Add to Timeline or Add to Storyboard. Change the Duration ? On the Transition track of the timeline, do one of the following: – To increase the transition duration, drag the beginning of the transition towards the beginning of the timeline. – To decrease the transition duration, drag the beginning of the transition towards the end of the timeline. Remove a Transition ? Do one of the following: – On the storyboard, select the transition cell that contains the transition you want to remove. – On the timeline, click the transition that you want to remove on the Transition track. ? On the Edit menu, click Delete. Blue Screen Transition ? The Blue Screen Transition allows users to create a chromakey effect ? – instructions for installing the Blue Screen Transition Blue Screen Chromakey ? When you restart WMM, you should have a new transition called Bluescreen. To use it: – Put your background image (or clip) on the timeline first. Make sure it is longer than the clip to be bluescreened. – Put the bluescreen video clip next (footage in front of a bluescreen). – Put the Bluescreen transition between the two. – Grab the left edge of the bluescreen transition and move it as far as possible to the left (but not all the way or you39。ll lose it). Video Effects Video Effects ? A video effect determines how a video clip, picture, or title displays in your project and final movie. ? A video effect is applied for the entire duration that the video clip, picture, or title displays in your movie. Video Effects Working with Video Effects Add a Video Effect ? On the storyboard/timeline, select the video clip or picture to which you want to add the video effect. ? On the Tools menu, click Video Effects. –or ? In the Movie Tasks pane, under Edit Movie, click View video effects. ? In the Contents pane, click the video effect you want to add. Remove a Video Effect ? To remove a video effect ? Select the video clip or picture in the storyboard/timeline that you want to remove a video effect from. ? On the Clip menu, point to Video, and then click Video effects. ? In the Displayed effects area, click the effect you want to remove, and then click Remove.