Click the Preview button to hear the effect of the current dialog settings on the selected audio.

During playback, you can select the Bypass check box to hear the unprocessed audio. This is a useful feature when comparing the affected and unprocessed signal.

If you want to listen to the unprocessed audio before or after the current selection, right-click the processing dialog and choose Pre-Roll or Post-Roll from the shortcut menu. A check box is displayed next to the commands when they’re selected.

Pre- and post-roll allow you to hear the transition from unprocessed to processed data.

When the Pre-Roll and Post-Roll buttons are selected, the pre/post roll regions are displayed next to the loop region in the data window:

You can use the Previews tab in the Preferences dialog to specify how many seconds of unprocessed audio will be played before and after the processed selection.

If you want to specify how Sound Forge handles the extra audio tail of plug-ins such as reverb or delay, right-click the processing dialog and choose a command from the shortcut menu:

• Choose Ignore Tail Data to ignore the tail. The effect will end abruptly at the end of the selection.

• Choose Mix Tail Data to mix the tail into the adjacent material. This is the most natural-sounding option.

• Choose Insert Tail Data to insert the audio tail. All audio to the right of the tail will be moved over to accommodate the extra audio.

1. Choose a command from the Process, Effects, or FX Favorites menu.

2. Adjust the dialog controls to create the desired effect.

3. Type a name in the Preset box.

4. Click the Save Preset button .

1. Choose a command from the Process, Effects, or FX Favorites menu.

2. Choose a preset from the Preset drop-down list.

3. Click the Delete Preset button .

The Delete Preset button is available only for custom presets.

You can adjust the selection to be processed by changing the selection in the data window or using the controls at the bottom of the processing dialog.

Right-click the processing dialog and choose a command from the shortcut menu to change the selection quickly. Choose Select Original to restore the selection that existed when you first opened the processing dialog. Choose Select All to select all data in the current window.

1. Click the More button in the processing dialog. Selection and gain controls are displayed at the bottom of the dialog.

2. Type a value in the Start box (or use the spinner) if you want to change the beginning of the selection.

   Click the Lock Start button if you want to preserve the selection start when adjusting the Length or End settings.

When using the Event tool , the Start box is automatically locked.

Changing this setting has the same effect as dragging the beginning of the selection in the data window:

3. Type a value in the End box (or use the spinner) if you want to change the end of the selection.

When using the Event tool , the End box is not available.

Changing this setting has the same effect as dragging the end of the selection in the data window:

4. Type a value in the Length box (or use the spinner) if you want to specify the length of the selection. The beginning of the selection remains fixed.

   Click the Lock Selection Length button if you want to preserve the selection length when adjusting the Start or End settings.

When using the Event tool , the Length box is automatically locked.

5. Type a value in the Channels box to change the current channel selection. You can separate individual channels with commas or use hyphens to indicate channel ranges.

   Click the Lock Channels button if you want to lock the channel selection.

   For example, type 1, 3, 6-8 to select channels 1, 3, 6, 7, and 8.

   Changing this setting has the same effect as holding Ctrl while clicking channels in the data window.

When using the Event tool , the  Channels box is automatically locked.

6. When using the Event tool , you can click the Go to Previous Event or Go to Next Event button at the bottom of the processing dialog to navigate events when multiple events are selected.

You can adjust the wet/dry mix and fade in/out by changing the envelopes in the data window or using the controls at the bottom of the processing dialog.

If you want to change the default fade values, you can use the Editing tab in the Preferences dialog.

1. Click the More button in the processing dialog. Selection and gain controls are displayed at the bottom of the dialog.

2. Type a value in the Wet Gain box (or use the spinner) to set the level of the processed signal that will be mixed into the output.

   Changing this setting has the same effect as dragging the sustain portion of the wet gain envelope in the data window:
   

3. Type a value in the Dry Gain box (or use the spinner) to set the level of the unprocessed signal that will be mixed into the output.

   Changing this setting has the same effect as dragging the sustain portion of the dry gain envelope in the data window:
   

4. Type a value in the Fade In box (or use the spinner) to set the length of the fade in between the unprocessed and processed signal.

   Changing this setting has the same effect as dragging the attack portion of the envelope in the data window:
   

5. Click the Fade Curves button and choose a curve type from the menu to set the speed of the fade in.

6. Type a value in the Fade Out box (or use the spinner) to set the length of the fade out between the processed and unprocessed signal.

   Changing this setting has the same effect as dragging the release portion of the envelope in the data window:
   

7. Click the Fade Curves button and choose a curve type from the menu to set the speed of the fade out.

Tips:

• To reset the fade in and out to the default values, right-click the processing dialog and choose Reset Fade Values from the shortcut menu.

• To save default fade in and out values, adjust the Fade In and Fade Out controls, and then right-click the processing dialog and choose Save Fade Values from the shortcut menu.

• Acoustic Mirror

• Amplitude Modulation

• Chorus

• Delay/Echo

• Distortion

• Dynamics

• Envelope

• Flange/Wah-Wah

• Gapper/Snipper

• Noise Gate

• Pitch

• Reverb

• Vibrato

• Wave Hammer

• Auto Trim/Crop

• Bit-Depth Converter

• Channel Converter

• DC Offset

• EQ

• Fade

• Insert Silence

• Invert/Flip

• Mute

• Normalize

• Pan/Expand

• Resample

• Reverse

• Rotate Audio

• Smooth/Enhance

• Time Stretch

• Volume