Adobe 25520578 User Guide - Page 110

ADOBE PREMIERE PRO CS3 104 User Guide • To zoom in, drag the ends of the viewing area bar closer together. To zoom out, drag them farther apart. Scroll through sequence ❖ With the Timeline panel active, press the Up Arrow key to move left and the Down Arrow key to move right. The Timeline will scroll left or right the number of frames visible in the viewing area. Work with tracks The video and audio tracks in the Timeline panel are where you arrange clips, edit them, and add special effects. You can add or remove tracks as needed, rename them, and determine which can be affected by a procedure. See also "About Fixed effects" on page 241 Add tracks New video tracks appear above existing video tracks, and new audio tracks appear below existing audio tracks. Deleting a track removes all clips in the track but does not affect source clips listed in the Project panel. Note: You can add any number of tracks, limited only by your system's resources. 1 With the Timeline panel active, choose Sequence > Add Tracks. 2 In the Add Tracks dialog box, do any of the following: • To add tracks, type the number of tracks you want to add in the Add field for video, audio, and audio submix tracks. • To specify the placement of added tracks, choose an option from the Placement menu for each type of track added. • To specify the type of audio track you want to add, choose an option from the Track Type menu for audio and audio submix tracks. (For more about audio channel types, see "About audio tracks in a sequence" on page 182.) 3 Click OK. Note: An audio track can accept only audio clips that use the matching channel type-mono, stereo, or 5.1. If you're not sure what kind of audio your clips use, select the clip in the Project panel and read its information in the preview area. You can add a track as you add a clip to the sequence. See "Add a track while adding a clip" on page 119. Delete tracks 1 Click in the track header area to select the track you want to delete. You can target one video and one audio track at a time. 2 With the Timeline panel active, choose Sequence > Delete Tracks. 3 In the Delete Tracks dialog box, check the box for each type of track you want to delete. 4 For each checked item, specify which tracks you want to delete in the pop-up menu. Rename a track 1 Right-click (Windows) or Ctrl-click (Mac OS) the track's name and choose Rename. 2 Type a new name for the track, and press Enter (Windows) or Return (Mac OS). April 1, 2008