| henrike@webrtc.org | 1ca08f6 | 2014-03-26 16:42:14 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2013, Google Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | /* |
| 29 | * This APPRTCVideoView must be initialzed and added to a View to get |
| 30 | * either the local or remote video stream rendered. |
| 31 | * It is a view itself and it encapsulates |
| 32 | * an object of VideoRenderIosView and UIActivityIndicatorView. |
| 33 | * Both of the views will get resized as per the frame of their parent. |
| 34 | */ |
| 35 | |
| 36 | #import "APPRTCVideoView.h" |
| 37 | |
| 38 | #import "RTCVideoRenderer.h" |
| 39 | #import "RTCVideoTrack.h" |
| 40 | |
| 41 | @interface APPRTCVideoView () { |
| 42 | RTCVideoTrack* _track; |
| 43 | RTCVideoRenderer* _renderer; |
| 44 | } |
| 45 | |
| 46 | @property(nonatomic, weak) UIView* renderView; |
| 47 | @property(nonatomic, weak) UIActivityIndicatorView* activityView; |
| 48 | |
| 49 | @end |
| 50 | |
| 51 | @implementation APPRTCVideoView |
| 52 | |
| 53 | @synthesize videoOrientation = _videoOrientation; |
| 54 | |
| 55 | - (void)layoutSubviews { |
| 56 | [super layoutSubviews]; |
| 57 | if (!_renderer) { |
| 58 | // Left-right (mirror) flip the remote view. |
| 59 | CGAffineTransform xform = |
| 60 | CGAffineTransformMakeScale(self.isRemote ? -1 : 1, 1); |
| 61 | // TODO(fischman): why is this rotate (vertical+horizontal flip) needed?!? |
| 62 | xform = CGAffineTransformRotate(xform, M_PI); |
| 63 | // TODO(fischman): ensure back-camera flip is correct in all orientations, |
| 64 | // when back-camera support is added. |
| 65 | [self setTransform:xform]; |
| 66 | _renderer = [[RTCVideoRenderer alloc] initWithView:self]; |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | - (void)renderVideoTrackInterface:(RTCVideoTrack*)videoTrack { |
| 71 | [_track removeRenderer:_renderer]; |
| 72 | [_renderer stop]; |
| 73 | |
| 74 | _track = videoTrack; |
| 75 | |
| 76 | if (_track) { |
| 77 | [_track addRenderer:_renderer]; |
| 78 | [_renderer start]; |
| 79 | } |
| 80 | } |
| 81 | |
| 82 | @end |