From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- .../objcnativeapi/objc/NADViewController.mm | 154 +++++++++++++++++++++ 1 file changed, 154 insertions(+) create mode 100644 third_party/libwebrtc/examples/objcnativeapi/objc/NADViewController.mm (limited to 'third_party/libwebrtc/examples/objcnativeapi/objc/NADViewController.mm') diff --git a/third_party/libwebrtc/examples/objcnativeapi/objc/NADViewController.mm b/third_party/libwebrtc/examples/objcnativeapi/objc/NADViewController.mm new file mode 100644 index 0000000000..fd244799f8 --- /dev/null +++ b/third_party/libwebrtc/examples/objcnativeapi/objc/NADViewController.mm @@ -0,0 +1,154 @@ +/* + * Copyright 2018 The WebRTC Project Authors. All rights reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#import "NADViewController.h" + +#import "sdk/objc/base/RTCVideoRenderer.h" +#import "sdk/objc/components/capturer/RTCCameraVideoCapturer.h" +#import "sdk/objc/components/renderer/metal/RTCMTLVideoView.h" +#import "sdk/objc/helpers/RTCCameraPreviewView.h" + +#include + +#include "examples/objcnativeapi/objc/objc_call_client.h" + +@interface NADViewController () + +@property(nonatomic) RTC_OBJC_TYPE(RTCCameraVideoCapturer) * capturer; +@property(nonatomic) RTC_OBJC_TYPE(RTCCameraPreviewView) * localVideoView; +@property(nonatomic) __kindof UIView *remoteVideoView; +@property(nonatomic) UIButton *callButton; +@property(nonatomic) UIButton *hangUpButton; + +@end + +@implementation NADViewController { + std::unique_ptr _call_client; + + UIView *_view; +} + +@synthesize capturer = _capturer; +@synthesize localVideoView = _localVideoView; +@synthesize remoteVideoView = _remoteVideoView; +@synthesize callButton = _callButton; +@synthesize hangUpButton = _hangUpButton; + +#pragma mark - View controller lifecycle + +- (void)loadView { + _view = [[UIView alloc] initWithFrame:CGRectZero]; + + _remoteVideoView = [[RTC_OBJC_TYPE(RTCMTLVideoView) alloc] initWithFrame:CGRectZero]; + _remoteVideoView.translatesAutoresizingMaskIntoConstraints = NO; + [_view addSubview:_remoteVideoView]; + + _localVideoView = [[RTC_OBJC_TYPE(RTCCameraPreviewView) alloc] initWithFrame:CGRectZero]; + _localVideoView.translatesAutoresizingMaskIntoConstraints = NO; + [_view addSubview:_localVideoView]; + + _callButton = [UIButton buttonWithType:UIButtonTypeSystem]; + _callButton.translatesAutoresizingMaskIntoConstraints = NO; + [_callButton setTitle:@"Call" forState:UIControlStateNormal]; + [_callButton addTarget:self action:@selector(call:) forControlEvents:UIControlEventTouchUpInside]; + [_view addSubview:_callButton]; + + _hangUpButton = [UIButton buttonWithType:UIButtonTypeSystem]; + _hangUpButton.translatesAutoresizingMaskIntoConstraints = NO; + [_hangUpButton setTitle:@"Hang up" forState:UIControlStateNormal]; + [_hangUpButton addTarget:self + action:@selector(hangUp:) + forControlEvents:UIControlEventTouchUpInside]; + [_view addSubview:_hangUpButton]; + + UILayoutGuide *margin = _view.layoutMarginsGuide; + [_remoteVideoView.leadingAnchor constraintEqualToAnchor:margin.leadingAnchor].active = YES; + [_remoteVideoView.topAnchor constraintEqualToAnchor:margin.topAnchor].active = YES; + [_remoteVideoView.trailingAnchor constraintEqualToAnchor:margin.trailingAnchor].active = YES; + [_remoteVideoView.bottomAnchor constraintEqualToAnchor:margin.bottomAnchor].active = YES; + + [_localVideoView.leadingAnchor constraintEqualToAnchor:margin.leadingAnchor constant:8.0].active = + YES; + [_localVideoView.topAnchor constraintEqualToAnchor:margin.topAnchor constant:8.0].active = YES; + [_localVideoView.widthAnchor constraintEqualToConstant:60].active = YES; + [_localVideoView.heightAnchor constraintEqualToConstant:60].active = YES; + + [_callButton.leadingAnchor constraintEqualToAnchor:margin.leadingAnchor constant:8.0].active = + YES; + [_callButton.bottomAnchor constraintEqualToAnchor:margin.bottomAnchor constant:8.0].active = YES; + [_callButton.widthAnchor constraintEqualToConstant:100].active = YES; + [_callButton.heightAnchor constraintEqualToConstant:40].active = YES; + + [_hangUpButton.trailingAnchor constraintEqualToAnchor:margin.trailingAnchor constant:8.0].active = + YES; + [_hangUpButton.bottomAnchor constraintEqualToAnchor:margin.bottomAnchor constant:8.0].active = + YES; + [_hangUpButton.widthAnchor constraintEqualToConstant:100].active = YES; + [_hangUpButton.heightAnchor constraintEqualToConstant:40].active = YES; + + self.view = _view; +} + +- (void)viewDidLoad { + [super viewDidLoad]; + + self.capturer = [[RTC_OBJC_TYPE(RTCCameraVideoCapturer) alloc] init]; + self.localVideoView.captureSession = self.capturer.captureSession; + + _call_client.reset(new webrtc_examples::ObjCCallClient()); + + // Start capturer. + AVCaptureDevice *selectedDevice = nil; + NSArray *captureDevices = + [RTC_OBJC_TYPE(RTCCameraVideoCapturer) captureDevices]; + for (AVCaptureDevice *device in captureDevices) { + if (device.position == AVCaptureDevicePositionFront) { + selectedDevice = device; + break; + } + } + + AVCaptureDeviceFormat *selectedFormat = nil; + int targetWidth = 640; + int targetHeight = 480; + int currentDiff = INT_MAX; + NSArray *formats = + [RTC_OBJC_TYPE(RTCCameraVideoCapturer) supportedFormatsForDevice:selectedDevice]; + for (AVCaptureDeviceFormat *format in formats) { + CMVideoDimensions dimension = CMVideoFormatDescriptionGetDimensions(format.formatDescription); + FourCharCode pixelFormat = CMFormatDescriptionGetMediaSubType(format.formatDescription); + int diff = abs(targetWidth - dimension.width) + abs(targetHeight - dimension.height); + if (diff < currentDiff) { + selectedFormat = format; + currentDiff = diff; + } else if (diff == currentDiff && pixelFormat == [_capturer preferredOutputPixelFormat]) { + selectedFormat = format; + } + } + + [self.capturer startCaptureWithDevice:selectedDevice format:selectedFormat fps:30]; +} + +- (void)didReceiveMemoryWarning { + [super didReceiveMemoryWarning]; + // Dispose of any resources that can be recreated. +} + +#pragma mark - Actions + +- (IBAction)call:(id)sender { + _call_client->Call(self.capturer, self.remoteVideoView); +} + +- (IBAction)hangUp:(id)sender { + _call_client->Hangup(); +} + +@end -- cgit v1.2.3