Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Quincey Morris
On Jun 23, 2017, at 12:02 , Jens Alfke wrote: > > swallow your iPhone and it will take glorious HD video of your digestive > tract all the way down Pro-tip: It goes down easier if you put it in airplane mode. ___ Cocoa-dev

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Jens Alfke
> On Jun 23, 2017, at 12:13 PM, Carl Hoefs > wrote: > > Whenever we've tried implementing our own real-time video callbacks, the > frame rate drops to about 10 fps. That was a couple of years ago; I could > revisit the issue. Were those callbacks receiving

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Carl Hoefs
> On Jun 23, 2017, at 11:58 AM, Jens Alfke wrote: > >> On Jun 23, 2017, at 10:22 AM, Carl Hoefs > > wrote: >> >> At this high frame rate, I'm expecting that callbacks would not be able to >> keep up

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Jens Alfke
> On Jun 23, 2017, at 10:33 AM, Steve Bird wrote: > >> I'm currently recording 1280x720 at 240fps H.264 video on the iPhone > > Just curious - can you tell us what you are recording at 240 fps ? Since HIPAA healthcare regulations are involved, I’m guessing it’s an

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Jens Alfke
> On Jun 23, 2017, at 10:22 AM, Carl Hoefs > wrote: > > At this high frame rate, I'm expecting that callbacks would not be able to > keep up in real time without an unacceptably high rate of dropped frames. > Having the encryption integrated within the capture

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Carl Hoefs
> On Jun 23, 2017, at 11:18 AM, Quincey Morris > wrote: > > On Jun 23, 2017, at 10:51 , Carl Hoefs > wrote: >> >> it analyses specific processes in the body which are indicative of a

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Steve Mills
On Jun 23, 2017, at 01:18 PM, Quincey Morris wrote: On Jun 23, 2017, at 10:51 , Carl Hoefs wrote: it analyses specific processes in the body which are indicative of a certain pathology It scans for developers who type

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Quincey Morris
On Jun 23, 2017, at 10:51 , Carl Hoefs wrote: > > it analyses specific processes in the body which are indicative of a certain > pathology It scans for developers who type spaces instead of tabs??? ___ Cocoa-dev

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Carl Hoefs
> On Jun 23, 2017, at 10:33 AM, Steve Bird wrote: > >> On Jun 23, 2017, at 1:22 PM, Carl Hoefs >> wrote: > >> I'm currently recording 1280x720 at 240fps H.264 video on the iPhone > > Just curious - can you tell us what you are recording

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Steve Bird
> On Jun 23, 2017, at 1:22 PM, Carl Hoefs > wrote: > I'm currently recording 1280x720 at 240fps H.264 video on the iPhone Just curious - can you tell us what you are recording at 240 fps ? Steve

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Carl Hoefs
> On Jun 22, 2017, at 11:30 PM, Jens Alfke wrote: > >> On Jun 22, 2017, at 5:18 PM, Carl Hoefs > > wrote: >> >> Is it possible to add encryption to this chain, so the movie file is written >> out

Re: AVCaptureMovieFileOutput + encryption

2017-06-23 Thread Jens Alfke
> On Jun 22, 2017, at 5:18 PM, Carl Hoefs > wrote: > > Is it possible to add encryption to this chain, so the movie file is written > out encrypted? I’ve never seen any crypto stuff in AVFoundation (but it’s been a few years.) You’ll probably need to hook

AVCaptureMovieFileOutput + encryption

2017-06-22 Thread Carl Hoefs
iOS 10.3.2 Using AVFoundation, I've set up an AVCaptureSession, and added an AVCaptureMovieFileOutput to it. This stores the recorded video in the sandbox as a movie file. Is it possible to add encryption to this chain, so the movie file is written out encrypted? -Carl