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2014/10/15 ¤U¤È 10:03:31
iphone Programming Glossary: aiffSimpleAudioEngine, playing .caf files [duplicate] http://stackoverflow.com/questions/10286686/simpleaudioengine-playing-caf-files Since you cannot play the CAF files by clicking it I suggest to have a try to convert it to other formats like wave or AIFF afconvert f AIFC d ima4 sound.wav and try to play them in Finder. If it doesn't work either try to convert the MPEG Layer..
http://stackoverflow.com/questions/1478030/iphone-convert-mp3-to-wav whether I can use this function Thanks again. iphone objective c core audio share improve this question WAV and AIFF often usually contain PCM so what's the objection there Or are you saying that you have to get your MP3 data to PCM in order.. If you seriously want to do this look at Core Audio specifically Audio File Services to read the MP3 format and write AIFF or WAV Audio File Conversion Services to convert the MP3 data to PCM and or to encode from PCM to some other codec if you..
Audio Processing: Playing with volume level http://stackoverflow.com/questions/3982723/audio-processing-playing-with-volume-level 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 API as this will convert any format you're reading into..
http://stackoverflow.com/questions/4145623/ios-create-an-mp3-on-device iPhone . I have found that there is no possibility to record directly in MP3 format. Only .caf file that may contain AIFF Linear PCM etc. I have also found here that there is an AudioConverterFillComplexBuffer function that might theoretically..
iPhone - some sound files not playing http://stackoverflow.com/questions/566301/iphone-some-sound-files-not-playing and the others show the default player as iTunes if that helps in any way. The solution as Alan suggested is to use AIFF files. To convert wav to AIFF open the sound file in iTunes. In iTunes select Preferences General Import Settings Import.. player as iTunes if that helps in any way. The solution as Alan suggested is to use AIFF files. To convert wav to AIFF open the sound file in iTunes. In iTunes select Preferences General Import Settings Import using AIFF Encoder. Select the.. convert wav to AIFF open the sound file in iTunes. In iTunes select Preferences General Import Settings Import using AIFF Encoder. Select the sound file and in Advanced menu option select the option Create AIFF version iphone audio share improve..
AudioQueue how to find out playback length of queued data http://stackoverflow.com/questions/7375309/audioqueue-how-to-find-out-playback-length-of-queued-data raise @ AudioFileDoesNotAllow64BitDataSizeError format @ The file offset was too large for the file type. The AIFF and WAVE file format types have 32 bit file size limits. break case kAudioFileInvalidPacketOffsetError NSException raise.. isEqual @ aifc fileTypeHint kAudioFileAIFCType else if fileExtension isEqual @ aiff fileTypeHint kAudioFileAIFFType else if fileExtension isEqual @ m4a fileTypeHint kAudioFileM4AType else if fileExtension isEqual @ mp4 fileTypeHint..
iPhone - AVAudioRecorder - how can I record to an mp3? http://stackoverflow.com/questions/1052092/iphone-avaudiorecorder-how-can-i-record-to-an-mp3 AVAudioRecorder class available with the 3.0 SDK to record audio in my app. I am successfully able to record to a caf aiff file. But I would like to record to an mp3. I tried changing some values in the settings dictionary but all I get is a blank..
Merging Audio with Video Objective-C http://stackoverflow.com/questions/13909400/merging-audio-with-video-objective-c format you have given is incorrect NSString soundFilePath docsDir stringByAppendingPathComponent @ 1.iaff make that aiff NSString soundFilePath docsDir stringByAppendingPathComponent @ 1.aiff If you are not sure of the code you used This code.. @ 1.iaff make that aiff NSString soundFilePath docsDir stringByAppendingPathComponent @ 1.aiff If you are not sure of the code you used This code works for me void mergeAudio NSURL audioURL withVideo NSURL videoURL..
http://stackoverflow.com/questions/1478030/iphone-convert-mp3-to-wav convert mp3 to wav Is there a way I can convert an mp3 file into a wav aiff in my iPhone app I have an mp3 but I want to combine it with other files and the only way I know this can be done is when..
Setting sounds for local notifications on a 3G iPhone running iOS4 http://stackoverflow.com/questions/3716966/setting-sounds-for-local-notifications-on-a-3g-iphone-running-ios4
Play sound with screen turned off / don't let iPhone go to sleep http://stackoverflow.com/questions/4267466/play-sound-with-screen-turned-off-dont-let-iphone-go-to-sleep CFBundleRef mainBundle CFBundleGetMainBundle CFURLRef silentUrl CFBundleCopyResourceURL mainBundle CFSTR silence CFSTR aiff NULL AudioServicesCreateSystemSoundID silentUrl silentSound silentTimer NSTimer scheduledTimerWithTimeInterval 2.0 target..
AudioQueue how to find out playback length of queued data http://stackoverflow.com/questions/7375309/audioqueue-how-to-find-out-playback-length-of-queued-data else if fileExtension isEqual @ aifc fileTypeHint kAudioFileAIFCType else if fileExtension isEqual @ aiff fileTypeHint kAudioFileAIFFType else if fileExtension isEqual @ m4a fileTypeHint kAudioFileM4AType else if fileExtension..
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