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COMPRESS AUDIO FILES POWERPOINT FOR MAC HOW TO
COMPRESS AUDIO FILES POWERPOINT FOR MAC MOVIE
COMPRESS AUDIO FILES POWERPOINT FOR MAC UPGRADE
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Press 'option+left-click' to add a keyframe to the audio. These are depicted by little white dots on the audio file's waveform, as seen below. You can adjust the volume controls by clicking and dragging the yellow line that is depicted here right in the middle of the audio-track. These audio files can be easily layered, to have several layers of sound happening all at once.

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Hover over the audio clip, to see the full duration of the clip. The waveform marks the frequency and volume of the audio in the clip. These are usually represented as green boxes, and you can see the waveform representation of the audio.

COMPRESS AUDIO FILES POWERPOINT FOR MAC MOVIE

You can do this by making sure you are in the "frames" menu on the preview screen, select "Picture in Picture" from the dropdown box as pictured here, and then resizing your movie within each other. It is difficult to layer two video files over one another, but not impossible: it is best to layer two layers of video when one video frame is smaller than another, in an overlay. On the video file with audio, you can see the waveform of the clip mapped out in pale-blue. Notice the blue strip underneath the video file: without audio, the blue strip is empty.

The difference between a video clip with its own sound, and one without its sound is shown below. These video files can be tied to their own audio within the video, or they may be silent video clips. These are marked by a thumbnail of the full content, and when hovered over, you can see the full duration of the clip. I'm going to breakdown the visual cues for some of the more common and useful parts of a video. There are several elements to a Timeline. This allows you to transfer your iMovie projects between computers, if you need to do so. HIGHLY RECOMMENDED: Save all of your imported media as a Project Media Library for your project.Alternatively, as before, you can click and drag musical files into the project, and have them appear on your timelne. You can upload music from your computer, using the "Import Media" button once more, or you can import music in from iTunes.

To upload music, press on the "Audio" button on the top side-bar menu.

You can choose to separate or delete the audio from the video files, if you just want the visual images, and wish to overlay in more music.

When the video files are imported into your main timeline, they should have two components to them: the video image itself, and the sound of the video.

Alternatively, drag the files into the iMovie browser, in order to import them more quickly. Find the files you want to edit, and insert them into the project. Press on this button to access your computer's files. This should open up an empty screen, with a large button saying "Import Media", as shown here.

In order to import video files, press on the sidebar title named: "My Media" to the far left.

You can import both video files and audio files into your project.

Once you've opened a new Movie project, you will be taken to a screen where you can see various ways of importing media into your project.

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