Moving code away from the main thread #46
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added 5 commits
November 20, 2015 12:26
…nly to avoid calling `[_session startRunning]` on the main thread.
…ed AVCaptureSession error and interruption notifications. Added a delegate method to handle interruptions. Now the camera waits for the last focus, exposure and white balance operations to finish before snapping a picture.
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Should not lazy initialize serial queue, because it may cause data race |
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FastttCamera now calls
beginBackgroundTaskWithExpirationHandlerupon initialising and callsendBackgroundTaskupon tearing down.The camera also enqueues blocks on its own serial
NSOperationQueuerather than relying on the system's global queue (see #5).