avfvideosrc: orientation property
Submitted by Ilya Konstantinov
Assigned to Ilya Konstantinov
Link to original bug (#747378)
Description
Adding orientation property.
According to docs:
https://developer.apple.com/library/ios/qa/qa1744/_index.html
"Clients may receive physically rotated CVPixelBuffers in their AVCaptureVideoDataOutput -captureOutput:didOutputSampleBuffer:fromConnection: delegate callback. All 4 AVCaptureVideoOrientation modes are supported, and rotation is hardware accelerated."