avfoundation | 易学教程

How to correctly orient multiple video tracks (taken on front facing cam and back facing), before merging or during?

来源： https://stackoverflow.com/questions/63588560/how-to-correctly-orient-multiple-video-tracks-taken-on-front-facing-cam-and-bac

来源： https://stackoverflow.com/questions/63588560/how-to-correctly-orient-multiple-video-tracks-taken-on-front-facing-cam-and-bac

来源： https://stackoverflow.com/questions/37470201/how-can-i-tell-if-the-camera-is-in-use-by-another-process

来源： https://stackoverflow.com/questions/37470201/how-can-i-tell-if-the-camera-is-in-use-by-another-process

来源： https://stackoverflow.com/questions/45072019/how-to-scan-bar-code-in-a-specific-area-of-avcapturevideopreviewlayer-using-obje

来源： https://stackoverflow.com/questions/58539078/rendering-a-video-in-a-calayer-hierarchy-using-cifilters

来源： https://stackoverflow.com/questions/58539078/rendering-a-video-in-a-calayer-hierarchy-using-cifilters

来源： https://stackoverflow.com/questions/64161544/avassettracks-preferredtransform-sometimes-seems-to-be-wrong-how-can-this-be-f

来源： https://stackoverflow.com/questions/64273790/avassetwriter-fails-only-in-ios-when-writing-audio-from-specific-videos

来源： https://stackoverflow.com/questions/61012549/avfoundation-crash-on-exporting-video-with-text-layer