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

webrtc/sdk/sdk.gyp

 # Copyright 2016 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.
 
 {
   'includes': [
@@ skipping 28 matching lines @@
             'objc/Framework/Classes/RTCLogging.mm',
             'objc/Framework/Classes/RTCSSLAdapter.mm',
             'objc/Framework/Classes/RTCTracing.mm',
             'objc/Framework/Headers/WebRTC/RTCDispatcher.h',
             'objc/Framework/Headers/WebRTC/RTCFieldTrials.h',
             'objc/Framework/Headers/WebRTC/RTCLogging.h',
             'objc/Framework/Headers/WebRTC/RTCMacros.h',
             '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': [
                 'objc/Framework/Classes/RTCCameraPreviewView.m',
                 'objc/Framework/Classes/RTCUIApplication.h',
                 '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': [
                 'objc/Framework/Classes/RTCFileLogger.mm',
                 'objc/Framework/Headers/WebRTC/RTCFileLogger.h',
               ],
             }],
           ],
         },
         {
           'target_name': 'rtc_sdk_peerconnection_objc',
           'type': 'static_library',
           'includes': [ '../build/objc_common.gypi' ],
           'dependencies': [
             '<(webrtc_root)/api/api.gyp:libjingle_peerconnection',
             'rtc_sdk_common_objc',
           ],
           'include_dirs': [
             'objc/Framework/Classes',
             'objc/Framework/Headers',
           ],
           'direct_dependent_settings': {
             'include_dirs': [
               'objc/Framework/Classes',
               'objc/Framework/Headers',
             ],
           },
           'link_settings': {

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

add the AVFoundation one here for now
eventually it'd be good to move the capture / render bits to their own target

             'libraries': [
               '-lstdc++',
             ],
           }, # link_settings
           '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',
             'objc/Framework/Classes/RTCDataChannel.mm',
             'objc/Framework/Classes/RTCDataChannelConfiguration+Private.h',
             'objc/Framework/Classes/RTCDataChannelConfiguration.mm',
             'objc/Framework/Classes/RTCIceCandidate+Private.h',
             'objc/Framework/Classes/RTCIceCandidate.mm',
             'objc/Framework/Classes/RTCIceServer+Private.h',
             'objc/Framework/Classes/RTCIceServer.mm',
@@ skipping 27 matching lines @@
             'objc/Framework/Classes/RTCStatsReport.mm',
             'objc/Framework/Classes/RTCVideoFrame+Private.h',
             'objc/Framework/Classes/RTCVideoFrame.mm',
             'objc/Framework/Classes/RTCVideoRendererAdapter+Private.h',
             'objc/Framework/Classes/RTCVideoRendererAdapter.h',
             'objc/Framework/Classes/RTCVideoRendererAdapter.mm',
             'objc/Framework/Classes/RTCVideoSource+Private.h',
             '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',
             'objc/Framework/Headers/WebRTC/RTCIceCandidate.h',
             'objc/Framework/Headers/WebRTC/RTCIceServer.h',
             'objc/Framework/Headers/WebRTC/RTCMediaConstraints.h',
             'objc/Framework/Headers/WebRTC/RTCMediaStream.h',
             'objc/Framework/Headers/WebRTC/RTCMediaStreamTrack.h',
             'objc/Framework/Headers/WebRTC/RTCPeerConnection.h',
             'objc/Framework/Headers/WebRTC/RTCPeerConnectionFactory.h',
             'objc/Framework/Headers/WebRTC/RTCRtpCodecParameters.h',
             'objc/Framework/Headers/WebRTC/RTCRtpEncodingParameters.h',
             'objc/Framework/Headers/WebRTC/RTCRtpParameters.h',
             'objc/Framework/Headers/WebRTC/RTCRtpReceiver.h',
             'objc/Framework/Headers/WebRTC/RTCRtpSender.h',
             'objc/Framework/Headers/WebRTC/RTCSessionDescription.h',
             'objc/Framework/Headers/WebRTC/RTCStatsReport.h',
             'objc/Framework/Headers/WebRTC/RTCVideoFrame.h',
             'objc/Framework/Headers/WebRTC/RTCVideoRenderer.h',
             'objc/Framework/Headers/WebRTC/RTCVideoSource.h',
             'objc/Framework/Headers/WebRTC/RTCVideoTrack.h',
           ], # sources
           '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': {
                 'xcode_settings': {
                   'OTHER_LDFLAGS': [
                     '-framework CoreGraphics',
                     '-framework GLKit',
                     '-framework OpenGLES',
                     '-framework QuartzCore',
                   ],
                 },
               },  # link_settings
             }],  # OS=="ios"
             ['OS=="mac"', {
               'sources': [
                 'objc/Framework/Classes/RTCNSGLVideoView.m',
                 'objc/Framework/Headers/WebRTC/RTCNSGLVideoView.h',
               ],
               'link_settings': {
                 '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?

                   ],
                 },
               },
             }],
           ],  # conditions
         },  # rtc_sdk_peerconnection_objc
         {
           'target_name': 'rtc_sdk_framework_objc',
           'type': 'shared_library',
           'product_name': 'WebRTC',
@@ skipping 89 matching lines @@
               'mac_framework_headers!': [
                 'objc/Framework/Headers/WebRTC/RTCFileLogger.h',
               ],
             }],
           ],  # conditions
         }, # rtc_sdk_framework_objc
       ],  # targets
     }],  # OS=="ios" or (OS=="mac" and mac_deployment_target=="10.7")
   ],
 }