WebRTC Unity Plugin Rebase

examples/unityplugin/unity_plugin_apis.h

 /*
  *  Copyright (c) 2017 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.
  */
 
 // This file provides an example of unity native plugin APIs.
 
 #ifndef EXAMPLES_UNITYPLUGIN_UNITY_PLUGIN_APIS_H_
 #define EXAMPLES_UNITYPLUGIN_UNITY_PLUGIN_APIS_H_
 
 #include <stdint.h>
 
 // Definitions of callback functions.
 typedef void (*I420FRAMEREADY_CALLBACK)(const uint8_t* data_y,
                                         const uint8_t* data_u,
                                         const uint8_t* data_v,
+                                        const uint8_t* data_a,

[GeorgeZ, 2017/09/19 08:21:20]

I am not sure whether it makes sense to commit this since alpha channel support
is not in the code base yet. If you do want to check in this, please add
comments to explain this situation.

[qiangchen, 2017/09/19 17:57:45]

I just want to make the plugin work well with our unity Demo code. With
interface change here, without Emircan's patch, the demo will work with ordinary
camera streaming. If we do not do this, crash will be observed.

                                         int stride_y,
                                         int stride_u,
                                         int stride_v,
+                                        int stride_a,
                                         uint32_t width,
                                         uint32_t height);
 typedef void (*LOCALDATACHANNELREADY_CALLBACK)();
 typedef void (*DATAFROMEDATECHANNELREADY_CALLBACK)(const char* msg);
 typedef void (*FAILURE_CALLBACK)(const char* msg);
 typedef void (*LOCALSDPREADYTOSEND_CALLBACK)(const char* type, const char* sdp);
 typedef void (*ICECANDIDATEREADYTOSEND_CALLBACK)(const char* candidate,
                                                  const int sdp_mline_index,
                                                  const char* sdp_mid);
 typedef void (*AUDIOBUSREADY_CALLBACK)(const void* audio_data,
@@ skipping 61 matching lines @@
                                                AUDIOBUSREADY_CALLBACK callback);
 WEBRTC_PLUGIN_API bool RegisterOnLocalSdpReadytoSend(
     int peer_connection_id,
     LOCALSDPREADYTOSEND_CALLBACK callback);
 WEBRTC_PLUGIN_API bool RegisterOnIceCandiateReadytoSend(
     int peer_connection_id,
     ICECANDIDATEREADYTOSEND_CALLBACK callback);
 }
 
 #endif  // EXAMPLES_UNITYPLUGIN_UNITY_PLUGIN_APIS_H_