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Unresolved external symbol linker errors for C++ class implementations See more: C++Zoom Question:

I'm working on a project that involves integrating the Zoom SDK into my application. As part of this integration, I'm trying to implement a custom class named RawAudioDelegate to handle raw audio data. However, I'm encountering linker errors related to unresolved external symbols when trying to build my project.

Description:

I have a class named RawAudioDelegate which inherits from IZoomSDKAudioRawDataDelegate from the Zoom SDK. In my header file RawAudioDelegate.h, I have declared two methods: onOneWayAudioRawDataReceived and onMixedAudioRawDataReceived. The implementations for these methods are provided in a separate .cpp file named RawAudioDelegate.cpp.

The issue arises during the linking phase, where I get the following linker errors:

Error LNK2001: unresolved external symbol "public: virtual void __thiscall RawAudioDelegate::onOneWayAudioRawDataReceived(class AudioRawData *,unsigned int)" ... Error LNK2001: unresolved external symbol "public: virtual void __thiscall RawAudioDelegate::onMixedAudioRawDataReceived(class AudioRawData *)" ...

What I have tried:

I have checked that the RawAudioDelegate.cpp file is included in the project. I verified that the header guard in RawAudioDelegate.h is correctly defined. I confirmed that I'm using the correct configuration (x86/x64) to match the SDK and project architecture. I have checked that I'm correctly linking against the necessary Zoom SDK libraries.

  • For help more than the link that is supposed to solve almost all type of unresolved external error questions you will have to create a [mcve] show your exact error messages, and your evidence on how you think you are providing the information that your linker requires. Currently there is nothing in your question that narrows down the problem enough that we don't have to guess. – drescherjm Aug 22 '23 at 12:26

0 Answers0