Add EncodedImageCallback::OnEncodedImage().

webrtc/modules/video_coding/generic_encoder.cc

 /*
 *  Copyright (c) 2012 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.
 */
 
 #include "webrtc/modules/video_coding/generic_encoder.h"
 
 #include <vector>
 
 #include "webrtc/base/checks.h"
 #include "webrtc/base/logging.h"
 #include "webrtc/base/trace_event.h"
 #include "webrtc/engine_configurations.h"
 #include "webrtc/modules/video_coding/encoded_frame.h"
 #include "webrtc/modules/video_coding/media_optimization.h"
 #include "webrtc/system_wrappers/include/critical_section_wrapper.h"
 
 namespace webrtc {
+
 VCMGenericEncoder::VCMGenericEncoder(
     VideoEncoder* encoder,
     VCMEncodedFrameCallback* encoded_frame_callback,
     bool internal_source)
     : encoder_(encoder),
       vcm_encoded_frame_callback_(encoded_frame_callback),
       internal_source_(internal_source),
       encoder_params_({0, 0, 0, 0}),
       is_screenshare_(false) {}
 
@@ skipping 102 matching lines @@
 
 VCMEncodedFrameCallback::VCMEncodedFrameCallback(
     EncodedImageCallback* post_encode_callback,
     media_optimization::MediaOptimization* media_opt)
     : internal_source_(false),
       post_encode_callback_(post_encode_callback),
       media_opt_(media_opt) {}
 
 VCMEncodedFrameCallback::~VCMEncodedFrameCallback() {}
 
-int32_t VCMEncodedFrameCallback::Encoded(
+EncodedImageCallback::Result VCMEncodedFrameCallback::OnEncodedImage(
     const EncodedImage& encoded_image,
     const CodecSpecificInfo* codec_specific,
     const RTPFragmentationHeader* fragmentation_header) {
   TRACE_EVENT_INSTANT1("webrtc", "VCMEncodedFrameCallback::Encoded",
                        "timestamp", encoded_image._timeStamp);
-  int ret_val = post_encode_callback_->Encoded(encoded_image, codec_specific,
-                                               fragmentation_header);
-  if (ret_val < 0)
-    return ret_val;
+  Result result = post_encode_callback_->OnEncodedImage(
+      encoded_image, codec_specific, fragmentation_header);
+  if (result.error != Result::OK)
+    return result;
 
   if (media_opt_) {
     media_opt_->UpdateWithEncodedData(encoded_image);
-    if (internal_source_)
-      return media_opt_->DropFrame();  // Signal to encoder to drop next frame.
+    if (internal_source_) {
+      // Signal to encoder to drop next frame.
+      result.drop_next_frame = media_opt_->DropFrame();
+    }
   }
-  return VCM_OK;
+  return result;
 }
 
 }  // namespace webrtc