Canon Edsdk — Documentation

: Cleans up resources allocated by the SDK. Must be called before the application closes. Camera Command Execution Commands trigger specific physical actions on the hardware.

: Compatible EOS DSLR and Mirrorless cameras (e.g., EOS R series, 5D Mark IV, Rebel series). 4. How to Access Documentation canon edsdk documentation

Let’s be blunt: Canon is a hardware company, not a software company. The EDSDK docs suffer from: : Cleans up resources allocated by the SDK

Use EdsSendCommand(..., kEdsCameraCommand_TakePicture, 0) to take a shot. EOS R series