tailieunhanh - Thiết kế flash với flash cs5 part 50

Đồng bộ hoá âm thanh để Thời gian biểu của Khi bạn đồng bộ một âm thanh vào Timeline, bạn chủ yếu hướng dẫn Flash làm thế nào để phát âm thanh. Đồng bộ hoá âm thanh là một hoạt động cơ bản vì lựa chọn hoạt động đồng bộ sai mạnh có thể thay đổi như thế nào âm thanh phát ra trong quá trình thực hiện bộ phim Flash. Flash cho bạn khả năng để chọn một hoạt động đồng bộ riêng cho mỗi tập tin âm thanh cá nhân. . | Syncing Sounds to the Timeline When you sync a sound to the Timeline you re essentially instructing Flash how to play the sound. Syncing sounds is a fundamental operation because choosing the wrong sync operation can drastically change how the sound plays out during the execution of the Flash movie. Flash gives you the ability to choose a separate sync operation for each individual sound file. When you place the sound on the Timeline the Properties panel displays the audio properties for the selected sound and lets you define individual properties for every sound in your Flash document. For example you have a background music sound that s located in several scenes and you want to make sure it doesn t play on top of itself Sync Stop . Or you have a narration that you want perfectly synced to an animation on the Timeline Sync Stream . Sync Sounds to the Timeline Select the keyframe on the Timeline containing the sound you want to sync. Click the Window menu and then click Properties to open the Property Inspector. Click the Sync list arrow and then select from the following options Event. When you select Event default the sound plays when the record head reaches the keyframe containing the sound and continues to play until the end of the sound. If the record head reaches another keyframe that contains the same sound it will begin playing on top of the original sound. Start. Doesn t allow the sound to play on top of itself. Stop. Stops a sound if it is already playing without affecting any other sounds. Stream. The Stream Sync creates sounds synchronized to the Timeline. This is useful for matching sounds to a particular visual event in the movie. If the video can not keep up with the audio Flash will automatically drop video frames to keep the audio synchronized. 318 Chapter 12 Adding Effects and Looping Sounds Once a sound is imported into Flash and placed on the Timeline you can add sound effects and determine the number of loops. When you loop a sound you re .