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Don't call setPreferredOutputNumberOfChannels on iOS, it breaks audio output

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Sam Lantinga 2020-02-24 12:07:18 -08:00
parent 2a669e967a
commit ea119534c0
1 changed files with 4 additions and 0 deletions
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4
src/audio/coreaudio/SDL_coreaudio.m
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@ -855,6 +855,7 @@ COREAUDIO_OpenDevice(_THIS, void *handle, const char *devname, int iscapture)
AVAudioSession* session = [AVAudioSession sharedInstance]; AVAudioSession* session = [AVAudioSession sharedInstance];
[session setPreferredSampleRate:this->spec.freq error:nil]; [session setPreferredSampleRate:this->spec.freq error:nil];
this->spec.freq = (int)session.sampleRate; this->spec.freq = (int)session.sampleRate;
#if TARGET_OS_TV
if (iscapture) { if (iscapture) {
[session setPreferredInputNumberOfChannels:this->spec.channels error:nil]; [session setPreferredInputNumberOfChannels:this->spec.channels error:nil];
this->spec.channels = session.preferredInputNumberOfChannels; this->spec.channels = session.preferredInputNumberOfChannels;
@ -862,6 +863,9 @@ COREAUDIO_OpenDevice(_THIS, void *handle, const char *devname, int iscapture)
[session setPreferredOutputNumberOfChannels:this->spec.channels error:nil]; [session setPreferredOutputNumberOfChannels:this->spec.channels error:nil];
this->spec.channels = session.preferredOutputNumberOfChannels; this->spec.channels = session.preferredOutputNumberOfChannels;
} }
#else
/* Calling setPreferredOutputNumberOfChannels seems to break audio output on iOS */
#endif /* TARGET_OS_TV */
} }
#endif #endif