multi-camera-api-5.kt

val cameraManager: CameraManager = ...

// Get the two output targets from the activity / fragment
val surface1 = ...  // from SurfaceView
val surface2 = ...  // from SurfaceView

val dualCamera = findShortLongCameraPair(manager)!!
val outputTargets = DualCameraOutputs(
        null, mutableListOf(surface1), mutableListOf(surface2))

// Here we open the logical camera, configure the outputs and create a session
createDualCameraSession(manager, dualCamera, targets = outputTargets) { session ->

    // Create a single request which will have one target for each physical camera
    // NOTE: Each target will only receive frames from its associated physical camera
    val requestTemplate = CameraDevice.TEMPLATE_PREVIEW
    val captureRequest = session.device.createCaptureRequest(requestTemplate).apply {
        arrayOf(surface1, surface2).forEach { addTarget(it) }
    }.build()

    // Set the sticky request for the session and we are done
    session.setRepeatingRequest(captureRequest, null, null)
}