“QuickMusic”—All-in-oneMusicToolYaoqiGuo‘17,ProfessorTakunari Miyazaki

DepartmentofComputerScience,TrinityCollege

YaoqiGuo‘17TrinityCollege

Email:yaoqi.guo121@gmail.com

Contact

• QuickMusicisaniOSappformusiciansandthoseplayingandstudyingmusicaswell.

• QuickMusicattemptstogatherusefulfeaturesamongmusictoolssothatusersneedonlyonesingleappfortheirmultipleneedsininteractingwithmusic.

• Fourfeatures

Introduction

DevelopmentTimeline

Metronome PitchDetector

MusicNote PitchPerfectPlayer

Motivation• Weneedmusictoolsinvarioussituations.

• Composition• Melody intune?

• Rehearsal• Outoftempo?

• However,musictoolsarescattered-–whynotcreateasingleappthatcontainsmultiplefeatures?

• Performance• Needa“A4(440Hz)”tostart?

• Entertainment• Wantspecialeffecttoyourvoice?

Technology

• Alphaandbetatests

• Storyboard• Buildingfeatures

• Metronome• MusicNotePlayer• PitchDetector

• FundamentaliOSdevelopment

• ImplementtheModel-View-Controlpattern

• FinishedthefirstiOSapp,PitchPerfect

• Metronome• MusicNotePlayer• PitchDetector

Sep.2016|

Nov.2016

Sep.2016|

Nov.2016

Sep.2016|

Nov.2016

Metronome

• Setnumberofbeatsperbar(group)

• Settempo--numberofbeatsperminute

PitchDetector

• Pitch/frequencyofthesound

• Themusicnote

• Howmuchthesoundisofffromthemusicnote

MusicNotePlayer• Providesalistofplayablemusicnotes

fromthestandardpianokeyboard

PitchPerfect• Recordasoundusingthedevice’smicrophone• Playtherecordedsoundbackwithsixdifferentsound

modulations

• Slow• Fast• Chipmunk• DarthVader• Reverb• Echoeffect

Acknowledgement

• SpecialthankstothedepartmentofComputerScienceforitsguidanceandhelpthroughoutthisproject.

1. https://www.udacity.com/course/intro-to-ios-app-development-with-swift--ud5852. http://bgr.com/2016/06/02/apples-mobile-market-share-sees-big-drop-in-may-as-android-skyrockets/3. W.A.Mathieu(1997) HarmonicExperience:TonalHarmonyfromItsNaturalOriginstoItsModernExpression.InnerTraditions.

Reference