Apple Logic Pro 9 - Manual (Page 536)

To delete multiple flex markers
Do one of the following:
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Drag across multiple flex markers with the Eraser tool.
Important: Make sure to use the Eraser tool in the body of the waveform only. Clicking
the region header with the Eraser deletes the entire region.
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Control-click (or right-click) the region background, then choose Delete All Flex Markers
from the shortcut menu.
It is also possible to delete only those flex markers that were created manually, leaving
quantize markers intact.
To delete manually created flex markers only
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Control-click (or right-click) the region background, then choose Delete Manually Created
Flex Markers from the shortcut menu.
Time Stretching Using Marquee Selections
You can drag a selection in a region with the Marquee tool and then click it with the
Pointer tool to create four flex markers—two at the marquee borders, and two outside
the marquee selection at the previous and next transient positions.
You can then time stretch the audio material outside of the marquee selection.
To edit the timing of audio material using a marquee selection
1 Drag a selection in a region with the Marquee tool.
536 Chapter 16 Flex Time Editing