Graphic Notelist Editor
Copyright © 2007 Creative Detectors. All rights reserved.
Editing detected notelists is quick and easy with the Graphic Editor
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Though PitchScope can make reasonably accurate note detections in most circumstances, the automatic note detector is not absolute and
occasionally makes some errors. To help you quickly spot and correct these minor errors, PitchScope's Graphic Notelist Editor comes with many
tools that allow you to hear and evaluate individual notes, and then proceed to correct any errors you might find.
It is important to remember that the detected notes of the Notelist can be heard independently of the source WAV or MP3 recording, by their play
through Windows internal Midi Software Synthesizer (the Software Synthesizer comes with all versions of Microsoft Windows). The Windows Midi
Synthesizer will cause the midi notes to sound like any of the standard instruments of the Standard Midi Library (examples: a Hammond organ, a
saxophone, a violin, etc). Within PitchScope you can select which of the standard mid instruments that will play the Notelist for you. In testing the
accuracy of detected notes, you have the option
of listening to the notelist exclusively through the
Midi Synthesizer, or simultaneously from both
the source WAV/MP3 recording and the Midi
Synthesizer.
The Toolbox window is where you will fetch
most of the tools that will help you test and
modify notes, as well as navigate the notelist
that the note detector automatically creates.
Toolbox tools are used for playing the notelist,
selecting notes, navigating the notelist in time,
magnifying the image of the notelist in a
window, and individually playing the midi notes
that the note detector automatically detects for
the notelist.
PitchScope is a multi-windowed application,
and will let you open as many Note Detector or
Pitch Viewer windows as you like. How you
arrange and/or resize multiple windows in the
workspace is your own choice.
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Navigating the Notelist
Horizontal Scroll Knob
Transport Buttons
Zoom Tools
Recording's Time Ruler
You can travel to any point in time on the Notelist and/or WAV recording in two ways. First, the Horizontal Scroll Knob at the bottom of each
window can be mouse-dragged to move the notelist to a new point in time. The WAV/MP3 recording's Time Ruler at the top of a window shows
the view's WAV/MP3 recording in minutes, seconds, and milliseconds. The other way to travel the WAV/MP3 recording is by using any of the
Toolbox's seven Transport Buttons (Play Forward, Pause, Play Backwards, go to File's Start, go to File's End, go to DetectionZone's Start, and
go to DetectionZone's End).
Any time you want to more closely examine the detail of the Notelist and/or the WAV/MP3 recording, you can also use any of the four Zoom
Buttons of the Toolbox (Horizontal Zoom-Up, Horizontal Zoom-Down, Vertical Zoom-Up, Vertical Zoom-Down) to either magnify or shrink a
window's current view of the Notelist in either a horizontal or vertical direction.
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Testing the Pitch and Duration of a Note
As the automatic note detector is not absolute, you will need to edit some notes that have minor errors. Since the only way to spot these errors
is by using your ear, PitchScope has various listening tools that help you better focus on each note in the Notelist and the WAV/MP3
recording's time segment that it was detected from. The notes in the Notelist are played through the midi software synthesizer which is
included with Microsoft Windows.
The easiest way to test the Notelist is to play it through the midi software synthesizer. By the use of different Audition Modes, you can listen to
the original WAV/MP3 recording play along with the synthesizer, or only listen to just the midi notes through the synthesizer. When listening to
both the midi synthesizer and the WAV/MP3 recording simultaneously, the Toolbox's Midi/WAV Balance Slider lets you adjust the volume of
the two sound sources so that one does not drown out the other.
The Toolbox's Slowed-down Play Speed buttons allow you to slow down the play of either the WAV/MP3 recording and/or the synthesizer's
midi notes to four different speeds (2 times slower, 3 times slower, 5 times slower, etc). Even though the original recording is slowed down,
its notes do NOT change in pitch but only play longer.
To audibly test individual notes, you can use the mouse's Play Note Tool or the Toolbox's three Step-Play Note Buttons.
The Play Note Tool is chosen from the Tools Menu or by mouse-clicking on its Toolbox button. Once the Play Note Tool is attached to the
mouse's cursor, all you have to do to hear a note play through the midi synthesizer, is to mouse-click inside the note's rectangle. And if you
want to hear what the original recording sounds like for that note's time duration, just hold down the keyboard's CTRL key while
mouse-clicking on the note. By toggling the CTRL key on and off while repetitively clicking with the mouse, it becomes easy to compare the
sound of the synthesized midi note to its source within the WAV/MP3 recording.
The Step-Play Note Buttons perform similar functions to that of the Play Note Tool. When you mouse-click upon the Play Current Button, the
currently selected note plays a sound test. The test will play two successive sounds: first the WAV/MP3 recording's sound for the time span of
the note, and then the actual note played through the midi synthesizer. You will know if a note is correct when the two successive tones sound
alike. To perform the same sound test upon the next note in the Notelist, just click upon the Play Next Note Button. By repetitively pressing the
Play Next Note Button you can quickly test all the notes in the Notelist, one note at a time.




Slowed-down Play Speed Buttons
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Editing a Note
Selecting a Note
Editing a Note's Duration
Editing a Note's Octave
In order to edit a note, it must first be selected. From the Toolbox the Selection Tool can be chosen for the mouse's cursor, and allows note
selection by mouse-clicking inside the rectangle of a note. Once selected, a note displays its three handles. The handles at the left and right of
a note can be horizontally dragged with the mouse to change a note's time-start and/or time-ending. Most of the time the note's time-start and
time-ending are accurately set by the automatic note detector, but at times you may need to mouse-drag these handles to adjust a note's
duration in time.
The note's middle handle can be mouse-dragged vertically to change a note's octave to any of the four octaves that are within PitchScope's
frequency range. The most common error that the note detector might make is to pick the wrong octave for a note while correctly setting its
ScalePitch value (E,F,F#,G,G#,A,A#,B,C,C#,D,D#). For that reason, PitchScope makes it very easy to correct a note's octave value while
maintaining the original ScalePitch value. To change a note's octave to any of the four octaves within PitchScope's range, merely mouse-drag
the note's Octave Handle up or down. The automatic note detector rarely makes errors when setting the ScalePitch value of a detected note.
Any selected note, or group of selected notes, can be deleted by using the Edit Menu's Cut command or by pressing the "Delete" key on the
keyboard. And any Edit Menu command can be canceled or reversed by choosing the Edit Menu's Undo command.
