<table border="0" cellpadding="20px" cellspacing="0" width="100%"><tr><td><div class="breadcrumbs"><a href="1_13_9_0.html" title="I">Previous</a> | <a href="1_13_11_0.html" title="K">Next</a> | <a href="1_13_0_0.html">Glossary</a></div><h3 class="head1">J</h3><hr /><ol><p class="run-inhead">J-cut </p><p class="paragraph">An edit in which the audio starts before the video, giving the video a dramatic introduction. To perform a J-cut in the Timeline window, hold down the Alt key and drag the left edge of the video to the right; the result looks like the letter <span class="Emphasis">J.</span></p><p class="run-inhead">JPEG</p><p class="paragraph">A file format for compressing still images. Because video is a sequence of still images, JPEG compression can be used to compress video in Motion JPEG (MJPEG) format.</p></ol><hr /><div class="breadcrumbs"><a href="1_13_9_0.html" title="I">Previous</a> | <a href="1_13_11_0.html" title="K">Next</a> | <a href="#top">Top</a> | <a href="1_13_0_0.html">Glossary</a></div></td></tr></table>