2014/10/15 下午 10:11:12

iphone Programming Glossary: lu

Iphone - How to encrypt NSData with public key and decrypt with private key?

http://stackoverflow.com/questions/10072124/iphone-how-to-encrypt-nsdata-with-public-key-and-decrypt-with-private-key

plainBufferSize strlen char plainBuffer size_t cipherBufferSize CIPHER_BUFFER_SIZE NSLog @ SecKeyGetBlockSize public lu SecKeyGetBlockSize self getPublicKeyRef Error handling Encrypt using the public. status SecKeyEncrypt self getPublicKeyRef.. PADDING plainBuffer plainBufferSize cipherBuffer 0 cipherBufferSize NSLog @ encryption result code ld size lu status cipherBufferSize NSLog @ encrypted text s cipherBuffer void decryptWithPrivateKey uint8_t cipherBuffer plainBuffer.. OSStatus status noErr size_t cipherBufferSize strlen char cipherBuffer NSLog @ decryptWithPrivateKey length of buffer lu BUFFER_SIZE NSLog @ decryptWithPrivateKey length of input lu cipherBufferSize DECRYPTION size_t plainBufferSize BUFFER_SIZE..

RSA implementations in Objective C

http://stackoverflow.com/questions/10222524/rsa-implementations-in-objective-c

What is the block size of the iphone filesystem?

http://stackoverflow.com/questions/1315311/what-is-the-block-size-of-the-iphone-filesystem

mntbufp 0 unsigned i count 0 count getmntinfo mntbufp 0 for i 0 i count i char volName mntbufp i .f_mntonname printf Volume s blocksize lu n volName mntbufp i .f_bsize return 0 returns Volume blocksize 8192 Volume dev blocksize 512 Volume private.. i count 0 count getmntinfo mntbufp 0 for i 0 i count i char volName mntbufp i .f_mntonname printf Volume s blocksize lu n volName mntbufp i .f_bsize return 0 returns Volume blocksize 8192 Volume dev blocksize 512 Volume private var blocksize.. i char volName mntbufp i .f_mntonname printf Volume s blocksize lu n volName mntbufp i .f_bsize return 0 returns Volume blocksize 8192 Volume dev blocksize 512 Volume private var blocksize 8192 Volume Developer blocksize 4096 share improve..

Boundry detect paper sheet opencv

http://stackoverflow.com/questions/13493035/boundry-detect-paper-sheet-opencv

detect paper sheet opencv I am new in openCV I already detect edge of paper sheet but my result image is blurred after draw lines on edge How I can draw lines on edges of paper sheet so my image quality remain unaffected. what I.. self UIImageFromCVMat img cv Mat debugSquares std vector std vector cv Point squares cv Mat image NSLog @ lu squares.size blur will enhance edge detection Mat blurred image medianBlur image blurred 9 Mat gray0 image.size CV_8U gray.. UIImageFromCVMat img cv Mat debugSquares std vector std vector cv Point squares cv Mat image NSLog @ lu squares.size blur will enhance edge detection Mat blurred image medianBlur image blurred 9 Mat gray0 image.size CV_8U gray vector vector..

Types in objective-c on iPhone

http://stackoverflow.com/questions/2107544/types-in-objective-c-on-iphone

NSLog @ INT_MAX i INT_MAX NSLog @ LONG_MIN li LONG_MIN signed long int NSLog @ LONG_MAX li LONG_MAX NSLog @ ULONG_MAX lu ULONG_MAX unsigned long int NSLog @ LLONG_MIN lli LLONG_MIN signed long long int NSLog @ LLONG_MAX lli LLONG_MAX NSLog @.. long int NSLog @ LLONG_MIN lli LLONG_MIN signed long long int NSLog @ LLONG_MAX lli LLONG_MAX NSLog @ ULLONG_MAX llu ULLONG_MAX unsigned long long int When run on an iPhone 3GS iPod Touch and older iPhones should yield the same result you..

How to record sound produced by mixer unit output (iOS Core Audio & Audio Graph)

http://stackoverflow.com/questions/7118429/how-to-record-sound-produced-by-mixer-unit-output-ios-core-audio-audio-graph

set I O unit input stream format withStatus result return Then i try to set the render callback. Solution 1 my recording callback is never called effectState.rioUnit iOUnit AURenderCallbackStruct renderCallbackStruct renderCallbackStruct.inputProc.. if noErr result self printErrorMessage @ AudioUnitSetProperty SetRenderCallback withStatus result return Solution 2 my app crashes at launch on this AURenderCallbackStruct renderCallbackStruct renderCallbackStruct.inputProc recordingCallback.. @ AUGraphSetNodeInputCallback I O unit input callback bus 0 withStatus result return If anyone have an idea ... EDIT Solution 3 thanks to arlo anwser There is now a format problem AudioStreamBasicDescription dstFormat 0 dstFormat.mSampleRate..

Can anybody help me in recording iPhone output sound through Audio Unit

http://stackoverflow.com/questions/8615358/can-anybody-help-me-in-recording-iphone-output-sound-through-audio-unit

AudioBufferList ioData double timeInSeconds inTimeStamp mSampleTime kSampleRate printf n fs inBusNumber lu inNumberFrames lu timeInSeconds inBusNumber inNumberFrames printAudioUnitRenderActionFlags ioActionFlags AudioBufferList.. ioData double timeInSeconds inTimeStamp mSampleTime kSampleRate printf n fs inBusNumber lu inNumberFrames lu timeInSeconds inBusNumber inNumberFrames printAudioUnitRenderActionFlags ioActionFlags AudioBufferList bufferList SInt16..