Add AVFoundation video capture support to Mac objc SDK (based on iOS)

webrtc/sdk/sdk.gyp

Index: webrtc/sdk/sdk.gyp
diff --git a/webrtc/sdk/sdk.gyp b/webrtc/sdk/sdk.gyp
index 133ee310122b3d9cbb3be09fb946b0f0a4813c89..48142430beb4baf9e971ecced5e1fac74e7a9f97 100644
--- a/webrtc/sdk/sdk.gyp
+++ b/webrtc/sdk/sdk.gyp
@@ -46,6 +46,13 @@
             'objc/Framework/Headers/WebRTC/RTCSSLAdapter.h',
             'objc/Framework/Headers/WebRTC/RTCTracing.h',
           ],
+          'link_settings': {

[tkchin_webrtc, 2016/06/08 19:26:31]

revert. AVFoundation is required by RTCCameraPreviewView

+            'xcode_settings': {
+              'OTHER_LDFLAGS': [
+                '-framework AVFoundation',
+              ],
+            },
+          },
           'conditions': [
             ['OS=="ios"', {
               'sources': [
@@ -54,13 +61,6 @@
                 'objc/Framework/Classes/RTCUIApplication.mm',
                 'objc/Framework/Headers/WebRTC/RTCCameraPreviewView.h',
               ],
-              'link_settings': {
-                'xcode_settings': {
-                  'OTHER_LDFLAGS': [
-                    '-framework AVFoundation',
-                  ],
-                },
-              },
             }],  # OS=="ios"
             ['build_with_chromium==0', {
               'sources': [
@@ -96,6 +96,8 @@
           'sources': [
             'objc/Framework/Classes/RTCAudioTrack+Private.h',
             'objc/Framework/Classes/RTCAudioTrack.mm',
+            'objc/Framework/Classes/RTCAVFoundationVideoSource+Private.h',
+            'objc/Framework/Classes/RTCAVFoundationVideoSource.mm',
             'objc/Framework/Classes/RTCConfiguration+Private.h',
             'objc/Framework/Classes/RTCConfiguration.mm',
             'objc/Framework/Classes/RTCDataChannel+Private.h',
@@ -143,7 +145,10 @@
             'objc/Framework/Classes/RTCVideoSource.mm',
             'objc/Framework/Classes/RTCVideoTrack+Private.h',
             'objc/Framework/Classes/RTCVideoTrack.mm',
+            'objc/Framework/Classes/avfoundationvideocapturer.h',
+            'objc/Framework/Classes/avfoundationvideocapturer.mm',
             'objc/Framework/Headers/WebRTC/RTCAudioTrack.h',
+            'objc/Framework/Headers/WebRTC/RTCAVFoundationVideoSource.h',
             'objc/Framework/Headers/WebRTC/RTCConfiguration.h',
             'objc/Framework/Headers/WebRTC/RTCDataChannel.h',
             'objc/Framework/Headers/WebRTC/RTCDataChannelConfiguration.h',
@@ -169,12 +174,7 @@
           'conditions': [
             ['OS=="ios"', {
               'sources': [
-                'objc/Framework/Classes/RTCAVFoundationVideoSource+Private.h',
-                'objc/Framework/Classes/RTCAVFoundationVideoSource.mm',
                 'objc/Framework/Classes/RTCEAGLVideoView.m',
-                'objc/Framework/Classes/avfoundationvideocapturer.h',
-                'objc/Framework/Classes/avfoundationvideocapturer.mm',
-                'objc/Framework/Headers/WebRTC/RTCAVFoundationVideoSource.h',
                 'objc/Framework/Headers/WebRTC/RTCEAGLVideoView.h',
               ],
               'link_settings': {
@@ -197,6 +197,7 @@
                 'xcode_settings': {
                   'OTHER_LDFLAGS': [
                     '-framework OpenGL',
+                    '-framework CoreMedia',

[tkchin_webrtc, 2016/06/08 19:26:31]

ooc what compiler warning do you get without CoreMedia?

                   ],
                 },
               },