avplayer - w3toppers.com

AVFoundation (AVPlayer) supported formats? No .vob or .mpg containers?

The AVURLAsset class has a static methods that you can query for supported video UTIs: + (NSArray *)audiovisualTypes On 10.9.1 it returns these system defined UTIs: public.mpeg public.mpeg-2-video public.avi public.aifc-audio public.aac-audio public.mpeg-4 public.au-audio public.aiff-audio public.mp2 public.3gpp2 public.ac3-audio public.mp3 public.mpeg-2-transport-stream public.3gpp public.mpeg-4-audio Here is an explanation of system UTIs. So it seems that at least the … Read more

Avoiding blurriness at start & end of video (even after using setPreferredVideoStabilizationMode:AVCaptureVideoStabilizationModeAuto)?

Video is blurry by its nature. 24 or 30 frames per second video will always have some blur in the shot because that’s the way our eyes are tricked into believing the pictures are actually moving. The longer shutter speed allows the camera to give the impression of motion. Photos use a much shorter shutter … Read more

Playing an ogg stream in iOS

There is no built-in support for playing ogg files in iOS, however, the source code for ogg compression/decompression is readily available (from xiph.com). It is fairly straightforward to compile this code for iOS and use it in an app. I had a chance to compile the libraries and have made them available: “Precompiled Ogg Vorbis … Read more

AVPlayer stops playing and doesn’t resume again

Yes, it stops because the buffer is empty so it has to wait to load more video. After that you have to manually ask for start again. To solve the problem I followed these steps: 1) Detection: To detect when the player has stopped I use the KVO with the rate property of the value: … Read more

Play video on UITableViewCell when it is completely visible

You can use -(void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView { isScrolling = NO; [homeTabl reloadData]; } -(void)scrollViewWillBeginDragging:(UIScrollView *)aScrollView { isScrolling = YES; [homeTabl reloadData]; index = -1; } And in cellForRowatindexpath if (fullvisible && index == indexPath.row) { if (!isScrolling) { NSLog(@”video index—%d”,indexPath.row); if (index == indexPath.row) { NSLog(@”video index—%d”,indexPath.row); cell.videoActivity.hidden = NO; // if (index == indexPath.row) { … Read more

Play Video in Background using Avplayer

With surprise I can say that this can be achieved and I just did it. This method supports all the possibilities: Screen locked by the user; Home button pressed; Switch to other application. As long as you have an instance of AVPlayer running iOS prevents auto lock of the device. First you need to configure … Read more

Swift: video records at one size but renders at wrong size

If I get you right, it seems that you have misunderstood the fact that device screen width is’n equal to camera preview (and capture) size. The videoGravity property of your previewLayer indicates how to stretch/fit your preview inside your layer. It doesn’t affect capture output. Actual frame size of output depends on sessionPreset property of … Read more

AVPlayer And Local Files

I decided to answer my own question because I felt like there is very little documentation on how to use the Apple provided AVPlayer for both local and stream (over http) files. To help understand the solution, I put together a sample project on GitHub in Objective-C and Swift The code below is Objective-C but … Read more

AVPlayer streaming progress

I am just working on this, and so far have the following: – (NSTimeInterval) availableDuration; { NSArray *loadedTimeRanges = [[self.player currentItem] loadedTimeRanges]; CMTimeRange timeRange = [[loadedTimeRanges objectAtIndex:0] CMTimeRangeValue]; Float64 startSeconds = CMTimeGetSeconds(timeRange.start); Float64 durationSeconds = CMTimeGetSeconds(timeRange.duration); NSTimeInterval result = startSeconds + durationSeconds; return result; }

How can I check if my AVPlayer is buffering?

You can observe the values of your player.currentItem: playerItem.addObserver(self, forKeyPath: “playbackBufferEmpty”, options: .New, context: nil) playerItem.addObserver(self, forKeyPath: “playbackLikelyToKeepUp”, options: .New, context: nil) playerItem.addObserver(self, forKeyPath: “playbackBufferFull”, options: .New, context: nil) then override public func observeValueForKeyPath(keyPath: String?, ofObject object: AnyObject?, change: [String : AnyObject]?, context: UnsafeMutablePointer<Void>) { if object is AVPlayerItem { switch keyPath { case “playbackBufferEmpty”: … Read more