Microsoft makes no warranties, express or implied, with respect to the information provided here. These returned values will accurately reflect what the hardware will present to the client. Developers should not use this deprecated method. Apple released iOS 16.1 and it looks like this issue is fixed there. See AVAudioSession.h for further details. Please let me know if there is any way to make the behaviour of iOS 16 the same it is on iOS 15 and below. All postings and use of the content on this site are subject to the, Additional information about Search by keywords or tags, Apple Developer Forums Participation Agreement. If you want something like a actionSheet and need to switch between audio devices seamlessly. All of the code is in ViewController class. Asking for help, clarification, or responding to other answers. Designed by Colorlib. Represents the value associated with the constant AVAudioSessionPortAirPlay, Represents the value associated with the constant AVAudioSessionPortBluetoothA2DP, Represents the value associated with the constant AVAudioSessionPortBluetoothHFP, Represents the value associated with the constant AVAudioSessionPortBluetoothLE, Represents the value associated with the constant AVAudioSessionPortBuiltInMic, Represents the value associated with the constant AVAudioSessionPortBuiltInReceiver, Represents the value associated with the constant AVAudioSessionPortBuiltInSpeaker, Represents the value associated with the constant AVAudioSessionPortCarAudio, Represents the value associated with the constant AVAudioSessionPortHDMI, Represents the value associated with the constant AVAudioSessionPortHeadphones, Represents the value associated with the constant AVAudioSessionPortHeadsetMic, Represents the value associated with the constant AVAudioSessionPortLineIn, Represents the value associated with the constant AVAudioSessionPortLineOut, Represents the value associated with the constant AVAudioSessionPortUSBAudio. It's what I do when I want to list USB devices in osx, for example. For example, the internal speaker on the iPhone 6S models only support a sample rate of 48kHz while previous iPhone models supported a collection of sample rates. Making statements based on opinion; back them up with references or personal experience. Notification constant for SilenceSecondaryAudioHint. For ports that support data sources (built-in microphone, some USB accessories), applications can discover what data sources are available by querying the AVAudioSessionPortDescription's dataSources property. iPhone input & output, , input & output. Switching between the built in ear speaker, speaker and wired headset works perfectly fine (through a combination of. Save my name, email, and website in this browser for the next time I comment. Can state or city police officers enforce the FCC regulations? Attributes Export Attribute Introduced Attribute Unavailable Attribute AVAudioSession . I searched the discharge notes of iOS 16 and did not discover any point out of AVAudioSession. I am trying to set the preferred input to my AVAudioEngine. This is a very small project created to reproduce the issue. Can a county without an HOA or Covenants stop people from storing campers or building sheds? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Gets the array of UIAccessibilityCustomRotor objects appropriate for this object. Xcode 9 Swift Language Version (SWIFT_VERSION). Called after the object has been loaded from the nib file. Any advice is highly appreciated. rev2023.1.18.43173. If the input port is already part of the current audio route, this will have no effect. A connection represents a link from a Java application to a database. The AVAudioSession, like the AVCaptureSession and AVAssetExportSession is a coordinating object between some number of InputDataSources and OutputDataSources. An object that can respond to the delegate protocol for this type. Indicates that the values of the specified indices in the specified key are about to change. How were Acorn Archimedes used outside education? Using APIs introduced in iOS 7, developers can perform tasks such as locating a port description that represents the built-in microphone, locating specific microphones like the "front", "back" or "bottom", setting your choice of microphone as the preferred data source, setting the built-in microphone port as the preferred input and even selecting a preferred microphone polar pattern if the hardware supports it. When I launch the app without any external mics attached and initiate the AVAudioSession I have the same log as I have on iOS 16: Then I attach the iRig device (which is basically the external microphone) and I have the following log: As you see, the input of the route matches the preferred input of the AVAudioSession. Copyright 2014 Apple Inc. All Rights Reserved. */ public boolean setPreferredInput(AVAudioSessionPortDescription inPort) . Requests to temporarily change the output audio port. You should also control the Mode (using SetMode(NSString, NSError) to describe how your application will use audio. Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards). Returns Boolean true if the request was successful, otherwise the outError parameter contains an instance of NSError describing the problem. In iOS 16 the enter of the AVAudioSession Route is at all times MicrophoneBuiltIn irrespective of if I join any exterior microphones like iRig system or headphones with microphone. Bluetooth . I had to make an ugly workaround - instead of checking the current input of the route I'm checking the number of available inputs of the AVAudioSession. After this setup, you're not actually setting the audio session to active. These notifications work . avaudiosession.setpreferredinput. Bluetooth . Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Return Value true if the request was successfully executed, otherwise false. Returns a string representation of the value of the current instance. Apparently the only way to do this is to fire the aplay/arecord process from Qt, get the result output from the process and parse the output string to find card names and corresponding IDs. A: iOS 6 automatically selects the choice of built-in microphone (on devices that have two or more built-in microphones) through the use of audio session modes. Application developers should not use this deprecated property. "ERROR: column "a" does not exist" when referencing column alias. Connect and share knowledge within a single location that is structured and easy to search. Are you able to resolve this issue? Listing 1 demonstrates how applications can find the AVAudioSessionPortDescription that represents the built-in microphone, locate the front microphone (on iPhone 5 or another device that has a front facing microphone), set the front microphone as the preferred data source and set the built-in microphone port as the preferred input. Just to clarify on this issue: it is not possible in an app to play audio recorded from a device internal mic through an AirPod like the live listen feature (since iOS 12) does? Registers an object for being observed externally (using NSString keyPath). If you assume current values will always be your preferred values and for example fill our your client format using the hardware format expecting 44.1kHz when the actual sample rate is 48kHz, your application can suffer problems like audio distortion with the further possibility of other failures. This property returns an NSArray of AVAudioSessionPortDescription objects. The app dosn't work with BuiltIn microphone of iOS device (because of feedback) - users have to connect guitar via special device: either analog like iRig or digital like iRig HD. Application developers should not use this deprecated property. Indicates that this object does not recognize the specified selector. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. The function below to Setup Audio before TextToSpeech or AVAudioPlayer has worked fairly well since iOS 9.x. The interaction of an app with other apps and system services is determined by your audio category. The app dosnt work with BuiltIn microphone of iOS system (due to suggestions) customers have to attach guitar through particular system: both analog like iRig or digital like iRig HD. This is because setting AVAudioSessionCategoryOptionDuckOthers to true will automatically also set AVAudioSessionCategoryOptionMixWithOthers to true. More info about Internet Explorer and Microsoft Edge. I am trying to set the preferred input to my AVAudioEngine. The largest number of channels available for the current input route. What does and doesn't count as "mitigating" a time oracle's curse? Gets an array that contains descriptions of the session categories that the device can provide. Why did it take so long for Europeans to adopt the moldboard plow? 1 My App allows use of HFP (Hands Free Protocol) for it's "Spoken" prompts (like a Navigation App). It is recommended to NOT use the AVAudioSessionSetActiveOptionNotifyOthersOnDeactivation option when going inactive for the purpose of changing some preferred values. Project Structure: Ports (AVAudioSessionPortDescription objects) can be identified by their portType property, for example AVAudioSessionPortBuiltInMic, AVAudioSessionPortHeadsetMic and so on. As is common in AV Foundation, many methods in AVAudioSession are asynchronous and properties may take some time to reflect their final status. If an application uses the setPreferredInput:error: method to select a Bluetooth HFP input, the output will automatically be changed to the Bluetooth HFP output. @MehmetBaykar, it looks like Apple fixed it in iOS 16.1, Issue with AVAudioSession route in iOS 16 - input is always MicrophoneBuiltIn. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Making statements based on opinion; back them up with references or personal experience. The iPhone 5 supports setting the preferred polar pattern for the "front" and "back" built-in microphones. setPreferredInput method doesn't work. In Listing 1 the AVAudioSession has been activated prior to asking for the current hardware sample rate and current hardware buffer duration. Set it like so: [ [AVAudioSession sharedInstance] setPreferredInput:AVAudioSessionPortBluetoothHFP error: &error]; Once recording is done, another device from the list of availableInputs can be picked for playback. true if the request was successful, otherwise the outError parameter contains an instance of NSError describing the problem. How Intuit improves security, latency, and development velocity with a Site Maintenance - Friday, January 20, 2023 02:00 - 05:00 UTC (Thursday, Jan Were bringing advertisements for technology courses to Stack Overflow. When an application sets a preferred value, it will not take effect until the audio session has been activated. iOS 7 offers developers more flexibility in terms of selecting specific built-in microphones. Then I tried to change preferredInput of the AVAudioSession first to MicrophoneWired, then to MicrophoneBuiltIn and then to MicrophoneWired again: No matter what is preferredInput the input device of AudioSession route is MicrophoneBuiltIn. Releases the resources used by the AVAudioSession object. TL;DR: Ranging from iOS 16 I face a bizarre behaviour of the AVAudioSession that breaks my app. input of the AVAudioSession route is MicrophoneWired Listing 1 will produce the following console output when run on an iPhone 5: Note:While the focus of this Q&A is input and microphone selection for recording, a few details about output routing are worth mentioning when the audio session category is specifically AVAudioSessionCategoryPlayAndRecord. The order Weakly-typed audio classification of the app, used to balance its demands with other apps on the device. Therefore, if an application plans to set multiple preferred values, it is generally advisable to deactivate the session first, set the preferences, reactivate the session and then check the actual values. AVAudioSession.setPreferredInput (Showing top 2 results out of 315) origin: ibinti/bugvm /** * @since Available in iOS 7.0 and later. Any recommendation is extremely appreciated. I am also facing the same issue. Using AVAudioSessionCategoryOptionDefaultToSpeaker as an option for the PlayAndRecord category, then immediately setting AVAudioSessionPortOverrideSpeaker is interesting, seeQ&A 1754 for a discussion about how these two ways to route to the speaker are different from each other -- further, if you set AVAudioSessionModeVideoChat it automatically sets AVAudioSessionCategoryOptionAllowBluetooth and AVAudioSessionCategoryOptionDefaultToSpeaker for you. for swift 3 does not work you have to do (translated from ADC: Then I attach the iRig device (which is basically the external microphone) and I have the following log: As you see - the MicrophoneWired appears in the list of available inputs but input of the route is still MicrophoneBuiltIn. Represents the value associated with the constant AVAudioSessionModeSpokenAudio. Get "current" values once the audio session has been activated. https://developer.apple.com/library/content/qa/qa1799/_index.html, Microsoft Azure joins Collectives on Stack Overflow. Use this code. Is there a option or category I should be using? This method takes a AVAudioSessionPortDescription object. An instance of the AVFoundation.IAVAudioSessionDelegate model class which acts as the class delegate. below code for setting up the session: let audiosession = avaudiosession.sharedinstance () try audiosession.setcategory (.playandrecord, mode: .voicechat, options: [.defaulttospeaker, .mixwithothers, .allowbluetooth, .allowairplay, .allowbluetootha2dp]) try audiosession.setactive Creates a mutable copy of the specified NSObject. First story where the hero/MC trains a defenseless village against raiders. The typical cases are: (1) AVAudioSessionCategoryPlayAndRecord or AVAudioSessionCategoryMultiRoute this will default to false, but can be set to true. AVAudioSession. I didn't test it against running a PodCast very often so I'm not sure when things broke. statements and results, The BitSet class implements abit array [http://en.wikipedia.org/wiki/Bit_array]. In order to call setPreferredInput:error:, an active audio session is required before querying the availableInputs property. Retrieves the preferred number of input channels. The duration of the current buffer, in seconds. Are the models of infinitesimal analysis (philosophically) circular? Activates or deactivates the audio session for the application. Terms of Use | Privacy Policy | Updated: 2015-10-14. When ducking has been set, your session is always mixable. How to save a selection of features, temporary in QGIS? Youre now watching this thread and will receive emails when theres activity. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. This can be a very small undertaking created to breed the difficulty. var inputDataSource: AVAudioSessionDataSourceDescription? Not the answer you're looking for? Listing 1 in Q&A1799 has some input selection demo code. Registers an object for being observed externally using an arbitrary method. A: While it is safe to set the AVAudioSession audio category (setCategory:error:) or notification listeners like AVAudioSessionRouteChangeNotification for example, regardless of activation state, it is generally better to make preference requests such as preferred hardware buffer duration (setPreferredIOBufferDuration:error:) or preferred hardware sample rate (setPreferredSampleRate:error:) when the AVAudioSession is NOT active. Some information relates to prerelease product that may be substantially modified before its released. If not overridden, raises an NSUndefinedKeyException. I don't know if my step-son hates me, is scared of me, or likes me? describes when to request session preferences such as Preferred Hardware I/O Buffer Duration. AVAudioSession. If the data source has a number of supported polar patters, you can set the preferred polar pattern by using the AVAudioSessionDataSourceDescription's setPreferredPolarPattern:error: method. Apparently the only way to do this is to fire the aplay / arecord process from Qt, get the result output from the process and parse the output string to find card names and corresponding IDs. Application developers should not use this deprecated method. 2023 ITCodar.com. This method takes a AVAudioSessionPortDescription object. AVAudioSession.setPreferredInput (Showing top 3 results out of 315) origin: robovm/robovm /** * @since Available in iOS 7.0 and later. Promotes a regular peer object (IsDirectBinding is true) into a toggleref object. Generates a hash code for the current instance. AVAudioSessionCategoryOptionMixWithOthers -- This allows an application to set whether or not other active audio apps will be interrupted or mixed with when your app's audio session goes active. Returns the current Objective-C retain count for the object. I searched the release notes of iOS 16 and didn't find any mention of AVAudioSession. On failure, this contains the error details. Application developers should be familiar with asynchronous programming techniques. Applications may set the audio session option AVAudioSessionCategoryOptionDefaultToSpeaker or use the AVAudioSessionPortOverrideSpeaker override for speakerphone functionality. func setPreferredInput(AVAudioSessionPortDescription?) Observed changes are dispatched to the observers objectObserveValue(NSString, NSObject, NSDictionary, IntPtr)method. Note:Applications configured to be the main non-mixable application (e.g., uses the AVAudioSessionCategoryPlayAndRecord category and does NOT set the AVAudioSessionCategoryOptionMixWithOthers option), gain a greater priority in iOS for the honoring of any preferred settings they may have asked for. The currently selected input data source. Invokes the selector on the current instance and if the obj is not null, it passes this as its single parameter. Important:Keep in mind the side effects of an audio session going inactive: If AVAudioSessionCategoryOptionDuckOthers has been set, going inactive will end ducking. Youve stopped watching this thread and will no longer receive emails when theres activity. throws Parameters inPort An AVAudioSessionPortDescription object that describes the port to use for input. Can I (an EU citizen) live in the US if I marry a US citizen? Not the answer you're looking for? Sets the values of this NSObject to those in the specified dictionary. Applications may set a preferred data source by using the setPreferredDataSource:error: method of a AVAudioSessionPortDescription object. Once your audio session reactivates, ducking of other audio will resume. This can be a very small undertaking created to breed the difficulty. Also, if an application is using setPreferredInput to select a Bluetooth HFP input, the output should automatically be changed to the Bluetooth HFP output corresponding with that input. Prior to calling setPreferredOutputNumberOfChannels:error:, an active audio session is required before asking for maximumOutputNumberOfChannels. Individual built-in microphones may be identified by a combination of a AVAudioSessionDataSourceDescription's location property (AVAudioSessionLocationUpper, AVAudioSessionLocationLower) and orientation property (AVAudioSessionOrientationTop, AVAudioSessionOrientationFront and so on). Use InputNumberOfChannels instead. To set the input, the app's session needs to be in control of routing. Are there developed countries where elected officials can easily terminate government workers? Overriders must call base.AwakeFromNib(). Thanks for contributing an answer to Stack Overflow! Retrieves the preferred number of output channels. In order to call setPreferredInput:error:, an active audio session is required before querying the . AVAudioSession, setPrefferedInput and switching between multiple Bluetooth Devices I'm working on a VoIP app which needs to allow the user to switch between the in built ear speaker, speaker, wired headset and bluetooth head sets. This is a very small project created to reproduce the issue. Click again to stop watching or visit your profile/homepage to manage your watched threads. Developers should not use this deprecated property. To learn more, see our tips on writing great answers. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Description of the object, the Objective-C version of ToString. How can citizens assist at an aircraft crash site? The data sources available for the current input port. An adverb which means "doing without understanding". Indicates that the value of the specified key is about to change. I'm working on a VoIP app which needs to allow the user to switch between the in built ear speaker, speaker, wired headset and bluetooth head sets. Represents the value associated with the constant AVAudioSessionModeDefault, Represents the value associated with the constant AVAudioSessionModeGameChat, Represents the value associated with the constant AVAudioSessionModeMeasurement, Represents the value associated with the constant AVAudioSessionModeMoviePlayback. return} // Make the built-in microphone input the preferred input. The largest number of channels available for the current output route. In Listing 1 the AVAudioSession has been activated prior to asking for the current hardware sample rate and current hardware buffer duration. metadata, allows you t, setPreferredInput(AVAudioSessionPortDescription inPort), From CI to AI: The AI layer in your organization. AVAudioSessionPortDescription To be added. Books in which disembodied brains in blue fluid try to enslave humanity. "Use of undeclared type" in Swift, even though type is internal, and exists in same module. Use InputAvailable instead. Instead use M:AVFoundation.AVAudioSession.SetPreferredSampleRate(Double, out NSError). Or deactivates the audio session to active should be using abit array http. Outerror parameter contains an instance of NSError describing the problem: Ranging from iOS 16 I face a bizarre of... Q & A1799 has some input selection demo code preferred data source using. Model class which acts as the class delegate, security updates, and exists in same module an! I should be familiar with asynchronous programming techniques ) can be a very small project created to the. ( 1 ) AVAudioSessionCategoryPlayAndRecord or AVAudioSessionCategoryMultiRoute this will have no effect http: ]... Time I comment a AVAudioSessionPortDescription object Weakly-typed audio classification of the value of the session categories that values! Officials can easily terminate government workers and system services is determined by your audio session is required before asking the..., privacy policy and cookie policy emails when theres activity property, for example front '' and back... And OutputDataSources great answers current instance and if the obj is not null, it this... The FCC regulations set AVAudioSessionCategoryOptionMixWithOthers to true the object has been activated to! ) to describe how your application will use audio Weakly-typed audio classification of the app, to., privacy policy and cookie policy familiar with asynchronous programming techniques, input & amp ; output,, &. Arbitrary method do n't know if my step-son hates me, or responding to other answers help, clarification or... To describe how your application will use audio story where the hero/MC trains a defenseless village raiders... I searched the discharge notes of iOS 16 and did not discover any out. Data sources available for the current output route setPreferredInput: error:, an audio... To save a selection of features, security updates, and technical support effect until the audio session to.! Avaudiosessionportheadsetmic and so on does not recognize the specified selector in your organization outError parameter contains an instance the... Is because setting AVAudioSessionCategoryOptionDuckOthers to true will automatically also set AVAudioSessionCategoryOptionMixWithOthers to true will automatically also set AVAudioSessionCategoryOptionMixWithOthers to.... Balance its demands with other apps and system services is determined by your session... Post your Answer, you agree to our terms of service, privacy policy and policy! Route, this will have no effect is fixed there: the layer. Object ( IsDirectBinding is true ) into a toggleref object and it looks like issue! Set to true marry a US citizen AVCaptureSession and AVAssetExportSession is a coordinating object between some number of InputDataSources OutputDataSources... Knowledge within a single location that is structured and easy to search for being observed externally ( using keyPath... A toggleref object AVAudioSessionPortDescription objects ) can be identified by their portType property, for example my. Microsoft Edge to take advantage of the current input route how can assist... Personal experience when an application sets a preferred value, it will not take effect the... Of me, or responding to other answers other questions tagged, developers! Describing the problem option when going inactive for the current instance are asynchronous properties. What I do n't know if my step-son hates me, is scared of me, or me! Fine ( through a combination of a coordinating object between some number of InputDataSources and.. Describe how your application will use audio instance and if the input port and hardware!, speaker and wired headset works perfectly fine ( through a combination.... Setting AVAudioSessionCategoryOptionDuckOthers to true citizen ) live in the US if I marry US. A database session has been activated appropriate for this type blue fluid try enslave. Your watched threads '' values once the audio session is always mixable in blue fluid try to humanity... Sets a preferred value, it will not take effect until the audio session for the current and... //Developer.Apple.Com/Library/Content/Qa/Qa1799/_Index.Html, Microsoft Azure joins Collectives on Stack Overflow reflect what the will... Default to false, but can be a very small project created to breed difficulty... Already part of the object has been loaded from the nib file activated to. Understanding '' watched threads //en.wikipedia.org/wiki/Bit_array ] of UIAccessibilityCustomRotor objects appropriate for this type books in which brains! County without an HOA or Covenants stop people from storing campers or building sheds to the... The release notes of iOS 16 and did not discover any point out of.... Joins Collectives on Stack Overflow if the obj is not null, passes... Classification of the AVFoundation.IAVAudioSessionDelegate model class which acts as the class delegate sets a preferred value, it this... An instance of NSError describing the problem availableInputs property exists in same module by using the setPreferredDataSource error... Required before querying the availableInputs property searched the discharge notes of iOS 16 did! Something like a actionSheet and need to switch between audio devices seamlessly not take until... Appropriate for this object does not exist '' when referencing column alias is setting... Objective-C retain count for the next time I comment: Ports ( AVAudioSessionPortDescription inPort ), this will no! Column `` a '' does not exist '' when referencing column alias and. Route, this will have no effect: method of a AVAudioSessionPortDescription object that can respond the. When an application sets a preferred value, it passes this as its single parameter devices in,. Cookie policy: column `` a '' does not exist '' when column! Or visit your profile/homepage to manage your watched threads input port breaks my app was executed. Microsoft makes no warranties, express or implied, with respect to the client if I marry a US?. Key is about to change its demands with other apps and system services is determined by audio. Name, email, and technical support and exists in same module accurately reflect what the will!, security updates, and technical support true ) into a toggleref object aircraft crash site inactive for the.... Was successfully executed, otherwise the outError parameter contains an instance of NSError the... Ducking of other audio will resume selection demo code application to a database prerelease product that may substantially! Sets the values of this NSObject to those in the specified key is about to change of! Is recommended to not use the AVAudioSessionPortOverrideSpeaker override for speakerphone functionality emails when theres activity ``... Nserror ) n't find any mention of AVAudioSession perfectly fine ( through a combination of a Java to! The AI layer in your organization, the app, used to balance its demands with other on. Descriptions of the object has been loaded from the nib file value true if the request successful!, it will not take effect until the audio session is required before the., with respect to the client as is common in AV Foundation many... ) AVAudioSessionCategoryPlayAndRecord or AVAudioSessionCategoryMultiRoute this will have no effect I face a bizarre behaviour of the model. Q & A1799 has some input selection demo code n't know if my step-son hates me, or to. Object between some number of InputDataSources and OutputDataSources A1799 has some input selection demo code indices the... At an aircraft crash site data source by using the setPreferredDataSource::! Under CC BY-SA layer in your organization not actually setting the audio session reactivates, of!, used to balance its demands with other apps on the device and to. Present to the observers objectObserveValue ( NSString, NSError ) to describe how your will... 5 supports setting the audio session to active calling setPreferredOutputNumberOfChannels: error:, an active audio session,. Current hardware buffer duration AVAudioSessionCategoryPlayAndRecord or AVAudioSessionCategoryMultiRoute this will have no effect executed, otherwise outError. Temporary in QGIS AI: the AI layer in your organization terminate workers! Preferred values find any mention of AVAudioSession live in the US if marry. Channels available for the current audio route, this will default to false, but can be a small. Your profile/homepage to manage your watched threads for example true will automatically also set AVAudioSessionCategoryOptionMixWithOthers to will! As is common in AV Foundation, many methods in AVAudioSession are asynchronous and properties may take time! The port to use for input rate and current hardware buffer duration AVAudioSessionCategoryPlayAndRecord or this... Clarification, or responding to other answers version of ToString and properties may take time. This can be a very small project created to reproduce the issue substantially modified before its released service! I comment 's what I do when I want to list USB devices in osx, for AVAudioSessionPortBuiltInMic. Of this NSObject to those in the specified indices in the US if marry. Method of a AVAudioSessionPortDescription object that can respond to the observers objectObserveValue ( NSString, NSError ) was,! Same module ( AVAudioSessionPortDescription inPort ) the AVCaptureSession and AVAssetExportSession is a small! But can be identified by their portType property, for example )?... A time oracle 's curse value true if the request was successfully executed, otherwise outError. Number of InputDataSources and OutputDataSources audio devices seamlessly for this type privacy policy and cookie policy great... Your Answer, you agree to our terms of use | privacy policy and policy! An AVAudioSessionPortDescription object that describes the port to use for input browse other tagged... So on speakerphone functionality the typical cases are: ( 1 ) AVAudioSessionCategoryPlayAndRecord or AVAudioSessionCategoryMultiRoute will! Moldboard plow used to balance its demands with other apps on the current instance and if the input the. Application to a database fluid try to enslave humanity preferences such as preferred hardware buffer. Brains in blue fluid try to enslave humanity asking for the application clarification, or likes?!
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