[Cast] VideoFrameFactory interface to vend frames with encoder affinity.

media/cast/sender/video_sender_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdint.h>
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 110 matching lines @@
       CastTransportSender* const transport_sender)
       : VideoSender(cast_environment,
                     video_config,
                     initialization_cb,
                     create_vea_cb,
                     create_video_encode_mem_cb,
                     transport_sender,
                     base::Bind(&IgnorePlayoutDelayChanges)) {}
   using VideoSender::OnReceivedCastFeedback;
 };
+
+void CreateFrameAndMemsetPlane(VideoFrameFactory* const video_frame_factory) {
+  auto video_frame = video_frame_factory->CreateFrame(base::TimeDelta());
+  ASSERT_TRUE(video_frame.get());
+  EXPECT_EQ(VideoFrame::I420, video_frame->format());
+  auto size = video_frame->coded_size();
+  EXPECT_EQ(kWidth, size.width());
+  EXPECT_EQ(kHeight, size.height());
+  memset(video_frame->data(VideoFrame::kYPlane),
+         0xfe,
+         video_frame->rows(VideoFrame::kYPlane) *
+             video_frame->stride(VideoFrame::kYPlane));
+}
+
 }  // namespace
 
 class VideoSenderTest : public ::testing::Test {
  protected:
   VideoSenderTest() {
     testing_clock_ = new base::SimpleTestTickClock();
     testing_clock_->Advance(base::TimeTicks::Now() - base::TimeTicks());
     task_runner_ = new test::FakeSingleThreadTaskRunner(testing_clock_);
     cast_environment_ =
         new CastEnvironment(scoped_ptr<base::TickClock>(testing_clock_).Pass(),
@@ skipping 388 matching lines @@
   RtcpCastMessage cast_feedback(1);
   cast_feedback.media_ssrc = 2;
   cast_feedback.ack_frame_id = 0;
   video_sender_->OnReceivedCastFeedback(cast_feedback);
 
   transport_.SetPause(false);
   RunTasks(33);
   EXPECT_EQ(0, transport_.number_of_rtp_packets());
 }
 
+TEST_F(VideoSenderTest, CheckVideoFrameFactory) {
+  EXPECT_EQ(STATUS_VIDEO_INITIALIZED, InitEncoder(false, true));
+  auto video_frame_factory = video_sender_->video_frame_factory();
+  ASSERT_TRUE(video_frame_factory.get());
+  CreateFrameAndMemsetPlane(video_frame_factory.get());
+  video_sender_.reset(NULL);
+  task_runner_->RunTasks();
+  CreateFrameAndMemsetPlane(video_frame_factory.get());
+}
+
 }  // namespace cast
 }  // namespace media