2014/10/15 下午 10:08:14

iphone Programming Glossary: endian

SimpleAudioEngine, playing .caf files [duplicate]

http://stackoverflow.com/questions/10286686/simpleaudioengine-playing-caf-files

when I write afinfo MenuTheme.caf It tells me the data format is 2 ch 44100 Hz 'lpcm' 0x0000000C 16 bit little endian signed integer no channel layout. I really don't know what's wrong but I'm also very new to using audio on the iPhone. Any..

Having trouble decrypting in C# something encrypted on iPhone using RSA

http://stackoverflow.com/questions/1133724/having-trouble-decrypting-in-c-sharp-something-encrypted-on-iphone-using-rsa

payload. e My suspicion was that there was some encoding problems between the platforms. I know that one is big endian and the other is little endian but I don't know enough to say which is which or how to overcome the difference. Mac OS X.. was that there was some encoding problems between the platforms. I know that one is big endian and the other is little endian but I don't know enough to say which is which or how to overcome the difference. Mac OS X Windows and the iPhone are all.. know enough to say which is which or how to overcome the difference. Mac OS X Windows and the iPhone are all little endian so that's not the problem. New theory if you set the OAEP padding Boolean to false it defaults to PKCS#1 1.5 padding. SecKey..

What's the difference between KERN_INVALID_ADDRESS and KERN_PROTECTION_FAILURE?

http://stackoverflow.com/questions/1282428/whats-the-difference-between-kern-invalid-address-and-kern-protection-failure

with other data. For your KERN_INVALID_ADDRESS example the pointer data spells out ASCII 'ilig' because it's little endian . Therefore the memory where your pointer was stored was likely overwritten with some sort of string. In both cases it's..

iPhone - convert mp3 to wav?

http://stackoverflow.com/questions/1478030/iphone-convert-mp3-to-wav

How to decrypt an encrypted Apple iTunes iPhone backup?

http://stackoverflow.com/questions/1498342/how-to-decrypt-an-encrypted-apple-itunes-iphone-backup

on page 19 of the whitepaper . The iPhone Wiki describes the binary format a 4 byte string type field a 4 byte big endian length field and then the value itself. The important values are the PBKDF2 ITER ations and SALT and then for each protection.. parsing code is from http stackoverflow.com q 3085153 14558 def getint data offset intsize Retrieve an integer big endian and new offset from the current offset value 0 while intsize 0 value value 8 ord data offset offset offset 1 intsize intsize..

where to start with audio synthesis on iPhone

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

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 void userData AudioQueueRef outAQ AudioQueueBufferRef..

Push Notification in non english languages

http://stackoverflow.com/questions/2111076/push-notification-in-non-english-languages

before the counting. We should count it after the UTF encoding writer.Write byte 0 First byte of payload length big endian first byte enter code herebyte b1 System.Text.Encoding.UTF8.GetBytes payload writer.Write byte b1.Length payload length..

What video formats are compatible with the assets library?

http://stackoverflow.com/questions/3257224/what-video-formats-are-compatible-with-the-assets-library

iPhone iPhone iPad non Retina Retina 6119419764_orig.mov H.264 1 920 x 1 080 NO NO NO Linear PCM 16 bit little endian signed integer 48000 Hz Stereo L R 35.33 Mbit s 6119419764_hd.mp4 AVC Coding 1 280 x 720 NO YES YES AAC 44100 Hz Stereo..

Data format from recording using Audio Queue framework

http://stackoverflow.com/questions/3963827/data-format-from-recording-using-audio-queue-framework

mRecordFormat.mFormatID inFormatID if inFormatID kAudioFormatLinearPCM if we want pcm default to signed 16 bit little endian mRecordFormat.mFormatFlags kLinearPCMFormatFlagIsSignedInteger kLinearPCMFormatFlagIsPacked mRecordFormat.mBitsPerChannel.. i.e. how do I extract samples from mAudioData iphone share improve this question You have to check that the endianess the signedness etc. of what you are getting match what the library expects. Use mFormatFlags of AudioStreamBasicDescription..

Audio Processing: Playing with volume level

http://stackoverflow.com/questions/3982723/audio-processing-playing-with-volume-level

i inDataShort i ampScale ... Of course this isn't the best way to do things It assumes your file is little endian 16 bit signed linear PCM. Most WAV files are but not AIFF m4a mp3 etc. I'd use the ExtAudioFile API instead of the AudioFile..

Send and receive NSData via GameKit

http://stackoverflow.com/questions/4837102/send-and-receive-nsdata-via-gamekit

and makes things even harder. It's also fragile since packing a struct into an NSData doesn't account for things like endian ness etc. The tricky part of the packetizing process using NSCoding is that you don't really know what the overhead of the..

kCVPixelFormatType_420YpCbCr8BiPlanarFullRange frame to UIImage conversion

http://stackoverflow.com/questions/8838481/kcvpixelformattype-420ypcbcr8biplanarfullrange-frame-to-uiimage-conversion

Bi Planar Component Y'CbCr 8 bit 4 2 0 full range luma 0 255 chroma 1 255 . baseAddr points to a big endian CVPlanarPixelBufferInfo_YCbCrBiPlanar struct. I want to present some of these frames in a UIViewController is there any..

Recording mp3 instead of caf file

http://stackoverflow.com/questions/9399019/recording-mp3-instead-of-caf-file

parsing NSData object for information

http://stackoverflow.com/questions/9507053/parsing-nsdata-object-for-information

data into what it is sending you. Assuming it is encoding the numeric values using standard network byte ordering big endian you will want it converted to the correct byte ordering for iOS I believe that is always little endian . I would approach.. ordering big endian you will want it converted to the correct byte ordering for iOS I believe that is always little endian . I would approach it something like this uint16_t typeWithNetworkOrdering typeWithLocalOrdering uint32_t sizeWithNetworkOrdering..