2014/10/15 下午 10:15:02

iphone Programming Glossary: tone

How do I apply a filter to a prerecorded video?

http://stackoverflow.com/questions/12817879/how-do-i-apply-a-filter-to-a-prerecorded-video

do I apply a filter to a prerecorded video I want to apply some filters like a sepia tone black and white etc. to a video file that is stored locally and save the filtered video in the application's documents directory...

where to start with audio synthesis on iPhone

http://stackoverflow.com/questions/2067267/where-to-start-with-audio-synthesis-on-iphone

Class to implement sound playback using the AudioQueue API's Currently just supports playing two sine wave tones one per stereo channel. The sound data is liitle endian signed 16 bit @ 44.1KHz class BleepMachine static void staticQueueCallback.. bool Start bool Stop bool SetWave int id float frequency float volume Notes by name. Integer value is number of semitones above A. enum Note A 0 Asharp B C Csharp D Dsharp E F Fsharp G Gsharp Bflat Asharp Dflat Csharp Eflat Dsharp Gflat Fsharp.. m_outAQ true if result printf ERROR d n int result return true A A4 440 A# f n 2^ n 12 r B where n number of semitones C and r is the root frequency e.g. 440 C# D frq MIDI note number D# p 69 12 x log2 f 440 E F F# G G# MIDI Note ref http..

Programmatically access/add/change ringtones of contacts

http://stackoverflow.com/questions/283099/programmatically-access-add-change-ringtones-of-contacts

access add change ringtones of contacts Using the iPhone SDK is there a way to programmatically access read write the ring tone that is assigned to.. add change ringtones of contacts Using the iPhone SDK is there a way to programmatically access read write the ring tone that is assigned to a contact in the Address Book iphone share improve this question No there aren't any official API..

Tone Generation in Cocoa Touch

http://stackoverflow.com/questions/347250/tone-generation-in-cocoa-touch

Generation in Cocoa Touch I need to generate a tone that I can manipulate frequency and wave. The overall goal is to create a basic piano. Does anyone know how I can achieve..

Programatically Dial a Phone number and pass DTMF using the iPhone SDK

http://stackoverflow.com/questions/584663/programatically-dial-a-phone-number-and-pass-dtmf-using-the-iphone-sdk

able to send it characters which inserts pauses. So to dial 555 1212 then wait 4 seconds then do 12345# on the touch tone you would use tel 5551212 12345# Check out https developer.apple.com iphone library featuredarticles iPhoneURLScheme_Reference..

Programatically changing the iOS lock-screen

http://stackoverflow.com/questions/6243591/programatically-changing-the-ios-lock-screen

official AppStore. So if you want to build an app that can change something like the lock screen wallpaper or the ring tone which you usually need the Settings app for you have to publish your application via Cydia not Apple's store. For a sample..

Can we use same icon for multiple ios (ipad/iphone) applications?

http://stackoverflow.com/questions/6290690/can-we-use-same-icon-for-multiple-ios-ipad-iphone-applications

Indeed there are apps in the App Store that have the same icon and others with very minor variations e.g. the color tone . Apart from requirements about the size of the different icon versions you have to submit that are relevant for approval..

Are the Core Image filters in iOS 5.0 fast enough for realtime video processing?

http://stackoverflow.com/questions/6625888/are-the-core-image-filters-in-ios-5-0-fast-enough-for-realtime-video-processing

numbers from. I've updated this answer from my original which was too critical of Core Image's performance. The sepia tone filter I was using as a basis of comparison was not performing the same operation as my own so it was a poor benchmark...

Weird colors in XCode Interface Builder?

http://stackoverflow.com/questions/7488378/weird-colors-in-xcode-interface-builder

I want the same color on UIButton...but when I try to do so colors are often different I mean little bit different tone not absolutely different color. How is this even possible I've tried to use RGB sliders and other sliders also that color..

OpenGL ES 2.0 / MonoTouch: Texture is colorized red

http://stackoverflow.com/questions/7986153/opengl-es-2-0-monotouch-texture-is-colorized-red

2.0 MonoTouch Texture is colorized red I'm currently loading a cube map into my application but it's shown in a red tone. Edit The channel problem is also present when using 2D Textures it seems the channels are not in the correct order. Is..

How to programmatically silence the ringer or change the ringer tone on iOS5

http://stackoverflow.com/questions/9320725/how-to-programmatically-silence-the-ringer-or-change-the-ringer-tone-on-ios5

to programmatically silence the ringer or change the ringer tone on iOS5 Is there a way to reduce the volume of the ringer or change the ringer tone on iOS5 I checked out the Celestial.. the ringer or change the ringer tone on iOS5 Is there a way to reduce the volume of the ringer or change the ringer tone on iOS5 I checked out the Celestial framework but can't instantiate AVSystemController. I don't care if this get's the app.. if this get's the app rejected in the AppStore as it will never be submitted. iphone objective c cocoa touch ios5 ringtone share improve this question Yes. Use AVSystemController . You don't instantiate it. It's a singleton. http code.google.com..

Best practices for iOS applications security

http://stackoverflow.com/questions/9448632/best-practices-for-ios-applications-security

that you have signed not just a trusted certificate. This is just a smattering of approaches but they set the basic tone Use the built in APIs to store things. As Apple improves security you get the benefits for free. Avoid storing sensitive..

I didn't check the Targeted for iPad option when creating a View Controller. How can I fix my UIView to be targeted for iPad devices using XCode 4.2?

http://stackoverflow.com/questions/9805521/i-didnt-check-the-targeted-for-ipad-option-when-creating-a-view-controller-how

color. The problem is that all of my other views were created for the iPad and the default iPad style is a greyish tone instead of the bluish tint color that is associated with iPhone iPod devices. I need my application to remain consistent..