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| 1 /* | |
| 2 * Copyright (c) 2010 The WebRTC project authors. All Rights Reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 // support GCC compiler | |
| 12 #ifndef __has_feature | |
| 13 #define __has_feature(x) 0 | |
| 14 #endif | |
| 15 | |
| 16 #include "webrtc/media/devices/devicemanager.h" | |
| 17 | |
| 18 #import <assert.h> | |
| 19 #ifdef __MAC_OS_X_VERSION_MAX_ALLOWED | |
| 20 #if __MAC_OS_X_VERSION_MAX_ALLOWED >= 1070 | |
| 21 #import <AVFoundation/AVFoundation.h> | |
| 22 #endif | |
| 23 #endif | |
| 24 #import <QTKit/QTKit.h> | |
| 25 | |
| 26 #include "webrtc/base/logging.h" | |
| 27 | |
| 28 @interface DeviceWatcherImpl : NSObject { | |
| 29 @private | |
| 30 cricket::DeviceManagerInterface* manager_; | |
| 31 } | |
| 32 - (id)init:(cricket::DeviceManagerInterface*)manager; | |
| 33 - (void)onDevicesChanged:(NSNotification*)notification; | |
| 34 @end | |
| 35 | |
| 36 @implementation DeviceWatcherImpl | |
| 37 - (id)init:(cricket::DeviceManagerInterface*)manager { | |
| 38 if ((self = [super init])) { | |
| 39 assert(manager != NULL); | |
| 40 manager_ = manager; | |
| 41 [[NSNotificationCenter defaultCenter] | |
| 42 addObserver:self | |
| 43 selector:@selector(onDevicesChanged:) | |
| 44 name:QTCaptureDeviceWasConnectedNotification | |
| 45 object:nil]; | |
| 46 [[NSNotificationCenter defaultCenter] | |
| 47 addObserver:self | |
| 48 selector:@selector(onDevicesChanged:) | |
| 49 name:QTCaptureDeviceWasDisconnectedNotification | |
| 50 object:nil]; | |
| 51 } | |
| 52 return self; | |
| 53 } | |
| 54 | |
| 55 - (void)dealloc { | |
| 56 [[NSNotificationCenter defaultCenter] removeObserver:self]; | |
| 57 #if !__has_feature(objc_arc) | |
| 58 [super dealloc]; | |
| 59 #endif | |
| 60 } | |
| 61 - (void)onDevicesChanged:(NSNotification*)notification { | |
| 62 manager_->SignalDevicesChange(); | |
| 63 } | |
| 64 @end | |
| 65 | |
| 66 namespace cricket { | |
| 67 | |
| 68 DeviceWatcherImpl* CreateDeviceWatcherCallback( | |
| 69 DeviceManagerInterface* manager) { | |
| 70 DeviceWatcherImpl* impl; | |
| 71 #if !__has_feature(objc_arc) | |
| 72 NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init]; | |
| 73 #else | |
| 74 @autoreleasepool | |
| 75 #endif | |
| 76 { impl = [[DeviceWatcherImpl alloc] init:manager]; } | |
| 77 #if !__has_feature(objc_arc) | |
| 78 [pool drain]; | |
| 79 #endif | |
| 80 return impl; | |
| 81 } | |
| 82 | |
| 83 void ReleaseDeviceWatcherCallback(DeviceWatcherImpl* watcher) { | |
| 84 #if !__has_feature(objc_arc) | |
| 85 NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init]; | |
| 86 [watcher release]; | |
| 87 [pool drain]; | |
| 88 #endif | |
| 89 } | |
| 90 | |
| 91 bool GetQTKitVideoDevices(std::vector<Device>* devices) { | |
| 92 #if !__has_feature(objc_arc) | |
| 93 NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init]; | |
| 94 #else | |
| 95 @autoreleasepool | |
| 96 #endif | |
| 97 { | |
| 98 NSArray* qt_capture_devices = | |
| 99 [QTCaptureDevice inputDevicesWithMediaType:QTMediaTypeVideo]; | |
| 100 NSUInteger count = [qt_capture_devices count]; | |
| 101 LOG(LS_INFO) << count << " capture device(s) found:"; | |
| 102 for (QTCaptureDevice* qt_capture_device in qt_capture_devices) { | |
| 103 static NSString* const kFormat = @"localizedDisplayName: \"%@\", " | |
| 104 @"modelUniqueID: \"%@\", uniqueID \"%@\", isConnected: %d, " | |
| 105 @"isOpen: %d, isInUseByAnotherApplication: %d"; | |
| 106 NSString* info = [NSString | |
| 107 stringWithFormat:kFormat, | |
| 108 [qt_capture_device localizedDisplayName], | |
| 109 [qt_capture_device modelUniqueID], | |
| 110 [qt_capture_device uniqueID], | |
| 111 [qt_capture_device isConnected], | |
| 112 [qt_capture_device isOpen], | |
| 113 [qt_capture_device isInUseByAnotherApplication]]; | |
| 114 LOG(LS_INFO) << [info UTF8String]; | |
| 115 | |
| 116 std::string name([[qt_capture_device localizedDisplayName] UTF8String]); | |
| 117 devices->push_back( | |
| 118 Device(name, [[qt_capture_device uniqueID] UTF8String])); | |
| 119 } | |
| 120 } | |
| 121 #if !__has_feature(objc_arc) | |
| 122 [pool drain]; | |
| 123 #endif | |
| 124 return true; | |
| 125 } | |
| 126 | |
| 127 bool GetAVFoundationVideoDevices(std::vector<Device>* devices) { | |
| 128 #ifdef __MAC_OS_X_VERSION_MAX_ALLOWED | |
| 129 #if __MAC_OS_X_VERSION_MAX_ALLOWED >=1070 | |
| 130 if (![AVCaptureDevice class]) { | |
| 131 // Fallback to using QTKit if AVFoundation is not available | |
| 132 return GetQTKitVideoDevices(devices); | |
| 133 } | |
| 134 #if !__has_feature(objc_arc) | |
| 135 NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init]; | |
| 136 #else | |
| 137 @autoreleasepool | |
| 138 #endif | |
| 139 { | |
| 140 NSArray* capture_devices = [AVCaptureDevice devices]; | |
| 141 LOG(LS_INFO) << [capture_devices count] << " capture device(s) found:"; | |
| 142 for (AVCaptureDevice* capture_device in capture_devices) { | |
| 143 if ([capture_device hasMediaType:AVMediaTypeVideo] || | |
| 144 [capture_device hasMediaType:AVMediaTypeMuxed]) { | |
| 145 static NSString* const kFormat = @"localizedName: \"%@\", " | |
| 146 @"modelID: \"%@\", uniqueID \"%@\", isConnected: %d, " | |
| 147 @"isInUseByAnotherApplication: %d"; | |
| 148 NSString* info = [NSString | |
| 149 stringWithFormat:kFormat, | |
| 150 [capture_device localizedName], | |
| 151 [capture_device modelID], | |
| 152 [capture_device uniqueID], | |
| 153 [capture_device isConnected], | |
| 154 [capture_device isInUseByAnotherApplication]]; | |
| 155 LOG(LS_INFO) << [info UTF8String]; | |
| 156 | |
| 157 std::string name([[capture_device localizedName] UTF8String]); | |
| 158 devices->push_back( | |
| 159 Device(name, [[capture_device uniqueID] UTF8String])); | |
| 160 } | |
| 161 } | |
| 162 } | |
| 163 #if !__has_feature(objc_arc) | |
| 164 [pool drain]; | |
| 165 #endif | |
| 166 return true; | |
| 167 #else // __MAC_OS_X_VERSION_MAX_ALLOWED >=1070 | |
| 168 return GetQTKitVideoDevices(devices); | |
| 169 #endif // __MAC_OS_X_VERSION_MAX_ALLOWED >=1070 | |
| 170 #else // __MAC_OS_X_VERSION_MAX_ALLOWED | |
| 171 return GetQTKitVideoDevices(devices); | |
| 172 #endif // __MAC_OS_X_VERSION_MAX_ALLOWED | |
| 173 } | |
| 174 | |
| 175 } // namespace cricket | |
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