//
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// AudioHelper.m
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// VoipTest
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//
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// Created by StevStark on 2020/11/11.
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//
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#import "HDLAudioHelper.h"
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@implementation HDLAudioHelper
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+ (NSArray *)bluetoothRoutes {
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return @[AVAudioSessionPortBluetoothHFP, AVAudioSessionPortCarAudio, AVAudioSessionPortBluetoothA2DP, AVAudioSessionPortBluetoothLE ];
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}
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+ (AVAudioSessionPortDescription *)bluetoothAudioDevice {
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return [HDLAudioHelper audioDeviceFromTypes:[HDLAudioHelper bluetoothRoutes]];
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}
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+ (AVAudioSessionPortDescription *)builtinAudioDevice {
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NSArray *builtinRoutes = @[ AVAudioSessionPortBuiltInMic ];
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return [HDLAudioHelper audioDeviceFromTypes:builtinRoutes];
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}
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+ (AVAudioSessionPortDescription *)speakerAudioDevice {
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NSArray *builtinRoutes = @[ AVAudioSessionPortBuiltInSpeaker ];
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return [HDLAudioHelper audioDeviceFromTypes:builtinRoutes];
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}
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+ (AVAudioSessionPortDescription *)audioDeviceFromTypes:(NSArray *)types {
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NSArray *routes = [[AVAudioSession sharedInstance] availableInputs];
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for (AVAudioSessionPortDescription *route in routes) {
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if ([types containsObject:route.portType]) {
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return route;
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}
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}
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return nil;
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}
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@end
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