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2014/10/15 ¤U¤È 10:03:35

iphone Programming Glossary: allowmixing

Avfoundation - Play and record video (along with audio and preview) simultaneously

http://stackoverflow.com/questions/6991452/avfoundation-play-and-record-video-along-with-audio-and-preview-simultaneous

Set audio session property allow mixing to true so audio can be recorded while it is playing UInt32 allowMixing true OSStatus status AudioSessionSetProperty kAudioSessionProperty_OverrideCategoryMixWithOthers sizeof allowMixing allowMixing.. allowMixing true OSStatus status AudioSessionSetProperty kAudioSessionProperty_OverrideCategoryMixWithOthers sizeof allowMixing allowMixing if status kAudioSessionNoError NSLog @ AudioSessionSetProperty kAudioSessionProperty_OverrideCategoryMixWithOthers.. true OSStatus status AudioSessionSetProperty kAudioSessionProperty_OverrideCategoryMixWithOthers sizeof allowMixing allowMixing if status kAudioSessionNoError NSLog @ AudioSessionSetProperty kAudioSessionProperty_OverrideCategoryMixWithOthers failed..

this app was developed and works fine under ios 5.0, but crashes under ios 4.3

http://stackoverflow.com/questions/8397223/this-app-was-developed-and-works-fine-under-ios-5-0-but-crashes-under-ios-4-3

kAudioSessionProperty_OverrideCategoryDefaultToSpeaker sizeof audioRouteOverride audioRouteOverride UInt32 allowMixing 1 AudioSessionSetProperty kAudioSessionProperty_OverrideCategoryMixWithOthers sizeof allowMixing allowMixing if audio_session_err.. UInt32 allowMixing 1 AudioSessionSetProperty kAudioSessionProperty_OverrideCategoryMixWithOthers sizeof allowMixing allowMixing if audio_session_err NSLog @ audioSession @ d @ audio_session_err domain audio_session_err code audio_session_err.. UInt32 allowMixing 1 AudioSessionSetProperty kAudioSessionProperty_OverrideCategoryMixWithOthers sizeof allowMixing allowMixing if audio_session_err NSLog @ audioSession @ d @ audio_session_err domain audio_session_err code audio_session_err description..