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| 1 /* | |
| 2 * libjingle | |
| 3 * Copyright 2015 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 #import "ARDVideoCallView.h" | |
| 29 | |
| 30 #import <AVFoundation/AVFoundation.h> | |
| 31 #import "UIImage+ARDUtilities.h" | |
| 32 | |
| 33 static CGFloat const kButtonPadding = 16; | |
| 34 static CGFloat const kButtonSize = 48; | |
| 35 static CGFloat const kLocalVideoViewSize = 120; | |
| 36 static CGFloat const kLocalVideoViewPadding = 8; | |
| 37 | |
| 38 @interface ARDVideoCallView () <RTCEAGLVideoViewDelegate> | |
| 39 @end | |
| 40 | |
| 41 @implementation ARDVideoCallView { | |
| 42 UIButton *_cameraSwitchButton; | |
| 43 UIButton *_hangupButton; | |
| 44 CGSize _localVideoSize; | |
| 45 CGSize _remoteVideoSize; | |
| 46 BOOL _useRearCamera; | |
| 47 } | |
| 48 | |
| 49 @synthesize statusLabel = _statusLabel; | |
| 50 @synthesize localVideoView = _localVideoView; | |
| 51 @synthesize remoteVideoView = _remoteVideoView; | |
| 52 @synthesize delegate = _delegate; | |
| 53 | |
| 54 - (instancetype)initWithFrame:(CGRect)frame { | |
| 55 if (self = [super initWithFrame:frame]) { | |
| 56 _remoteVideoView = [[RTCEAGLVideoView alloc] initWithFrame:CGRectZero]; | |
| 57 _remoteVideoView.delegate = self; | |
| 58 [self addSubview:_remoteVideoView]; | |
| 59 | |
| 60 // TODO(tkchin): replace this with a view that renders layer from | |
| 61 // AVCaptureSession. | |
| 62 _localVideoView = [[RTCEAGLVideoView alloc] initWithFrame:CGRectZero]; | |
| 63 _localVideoView.delegate = self; | |
| 64 [self addSubview:_localVideoView]; | |
| 65 | |
| 66 // TODO(tkchin): don't display this if we can't actually do camera switch. | |
| 67 _cameraSwitchButton = [UIButton buttonWithType:UIButtonTypeCustom]; | |
| 68 _cameraSwitchButton.backgroundColor = [UIColor whiteColor]; | |
| 69 _cameraSwitchButton.layer.cornerRadius = kButtonSize / 2; | |
| 70 _cameraSwitchButton.layer.masksToBounds = YES; | |
| 71 UIImage *image = [UIImage imageNamed:@"ic_switch_video_black_24dp.png"]; | |
| 72 [_cameraSwitchButton setImage:image forState:UIControlStateNormal]; | |
| 73 [_cameraSwitchButton addTarget:self | |
| 74 action:@selector(onCameraSwitch:) | |
| 75 forControlEvents:UIControlEventTouchUpInside]; | |
| 76 [self addSubview:_cameraSwitchButton]; | |
| 77 | |
| 78 _hangupButton = [UIButton buttonWithType:UIButtonTypeCustom]; | |
| 79 _hangupButton.backgroundColor = [UIColor redColor]; | |
| 80 _hangupButton.layer.cornerRadius = kButtonSize / 2; | |
| 81 _hangupButton.layer.masksToBounds = YES; | |
| 82 image = [UIImage imageForName:@"ic_call_end_black_24dp.png" | |
| 83 color:[UIColor whiteColor]]; | |
| 84 [_hangupButton setImage:image forState:UIControlStateNormal]; | |
| 85 [_hangupButton addTarget:self | |
| 86 action:@selector(onHangup:) | |
| 87 forControlEvents:UIControlEventTouchUpInside]; | |
| 88 [self addSubview:_hangupButton]; | |
| 89 | |
| 90 _statusLabel = [[UILabel alloc] initWithFrame:CGRectZero]; | |
| 91 _statusLabel.font = [UIFont fontWithName:@"Roboto" size:16]; | |
| 92 _statusLabel.textColor = [UIColor whiteColor]; | |
| 93 [self addSubview:_statusLabel]; | |
| 94 } | |
| 95 return self; | |
| 96 } | |
| 97 | |
| 98 - (void)layoutSubviews { | |
| 99 CGRect bounds = self.bounds; | |
| 100 if (_remoteVideoSize.width > 0 && _remoteVideoSize.height > 0) { | |
| 101 // Aspect fill remote video into bounds. | |
| 102 CGRect remoteVideoFrame = | |
| 103 AVMakeRectWithAspectRatioInsideRect(_remoteVideoSize, bounds); | |
| 104 CGFloat scale = 1; | |
| 105 if (remoteVideoFrame.size.width > remoteVideoFrame.size.height) { | |
| 106 // Scale by height. | |
| 107 scale = bounds.size.height / remoteVideoFrame.size.height; | |
| 108 } else { | |
| 109 // Scale by width. | |
| 110 scale = bounds.size.width / remoteVideoFrame.size.width; | |
| 111 } | |
| 112 remoteVideoFrame.size.height *= scale; | |
| 113 remoteVideoFrame.size.width *= scale; | |
| 114 _remoteVideoView.frame = remoteVideoFrame; | |
| 115 _remoteVideoView.center = | |
| 116 CGPointMake(CGRectGetMidX(bounds), CGRectGetMidY(bounds)); | |
| 117 } else { | |
| 118 _remoteVideoView.frame = bounds; | |
| 119 } | |
| 120 | |
| 121 if (_localVideoSize.width && _localVideoSize.height > 0) { | |
| 122 // Aspect fit local video view into a square box. | |
| 123 CGRect localVideoFrame = | |
| 124 CGRectMake(0, 0, kLocalVideoViewSize, kLocalVideoViewSize); | |
| 125 localVideoFrame = | |
| 126 AVMakeRectWithAspectRatioInsideRect(_localVideoSize, localVideoFrame); | |
| 127 | |
| 128 // Place the view in the bottom right. | |
| 129 localVideoFrame.origin.x = CGRectGetMaxX(bounds) | |
| 130 - localVideoFrame.size.width - kLocalVideoViewPadding; | |
| 131 localVideoFrame.origin.y = CGRectGetMaxY(bounds) | |
| 132 - localVideoFrame.size.height - kLocalVideoViewPadding; | |
| 133 _localVideoView.frame = localVideoFrame; | |
| 134 } else { | |
| 135 _localVideoView.frame = bounds; | |
| 136 } | |
| 137 | |
| 138 // Place hangup button in the bottom left. | |
| 139 _hangupButton.frame = | |
| 140 CGRectMake(CGRectGetMinX(bounds) + kButtonPadding, | |
| 141 CGRectGetMaxY(bounds) - kButtonPadding - | |
| 142 kButtonSize, | |
| 143 kButtonSize, | |
| 144 kButtonSize); | |
| 145 | |
| 146 // Place button to the right of hangup button. | |
| 147 CGRect cameraSwitchFrame = _hangupButton.frame; | |
| 148 cameraSwitchFrame.origin.x = | |
| 149 CGRectGetMaxX(cameraSwitchFrame) + kButtonPadding; | |
| 150 _cameraSwitchButton.frame = cameraSwitchFrame; | |
| 151 | |
| 152 [_statusLabel sizeToFit]; | |
| 153 _statusLabel.center = | |
| 154 CGPointMake(CGRectGetMidX(bounds), CGRectGetMidY(bounds)); | |
| 155 } | |
| 156 | |
| 157 #pragma mark - RTCEAGLVideoViewDelegate | |
| 158 | |
| 159 - (void)videoView:(RTCEAGLVideoView*)videoView didChangeVideoSize:(CGSize)size { | |
| 160 if (videoView == _localVideoView) { | |
| 161 _localVideoSize = size; | |
| 162 _localVideoView.hidden = CGSizeEqualToSize(CGSizeZero, _localVideoSize); | |
| 163 } else if (videoView == _remoteVideoView) { | |
| 164 _remoteVideoSize = size; | |
| 165 } | |
| 166 [self setNeedsLayout]; | |
| 167 } | |
| 168 | |
| 169 #pragma mark - Private | |
| 170 | |
| 171 - (void)onCameraSwitch:(id)sender { | |
| 172 [_delegate videoCallViewDidSwitchCamera:self]; | |
| 173 } | |
| 174 | |
| 175 - (void)onHangup:(id)sender { | |
| 176 [_delegate videoCallViewDidHangup:self]; | |
| 177 } | |
| 178 | |
| 179 @end | |
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Chromium Code Reviews
Issue 1235563006:
Move talk/examples/* to webrtc/examples. (Closed)
Base URL: https://chromium.googlesource.com/external/webrtc.git@master