Cast: Reshuffle files under media/cast

media/cast/video_sender/external_video_encoder_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 <vector>
-
-#include "base/bind.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "media/base/video_frame.h"
-#include "media/cast/cast_defines.h"
-#include "media/cast/cast_environment.h"
-#include "media/cast/test/fake_single_thread_task_runner.h"
-#include "media/cast/test/fake_video_encode_accelerator.h"
-#include "media/cast/test/utility/video_utility.h"
-#include "media/cast/video_sender/external_video_encoder.h"
-#include "testing/gmock/include/gmock/gmock.h"
-
-namespace media {
-namespace cast {
-
-using testing::_;
-
-namespace {
-
-void CreateVideoEncodeAccelerator(
-    const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
-    scoped_ptr<VideoEncodeAccelerator> fake_vea,
-    const ReceiveVideoEncodeAcceleratorCallback& callback) {
-  callback.Run(task_runner, fake_vea.Pass());
-}
-
-void CreateSharedMemory(
-    size_t size, const ReceiveVideoEncodeMemoryCallback& callback) {
-  scoped_ptr<base::SharedMemory> shm(new base::SharedMemory());
-  if (!shm->CreateAndMapAnonymous(size)) {
-    NOTREACHED();
-    return;
-  }
-  callback.Run(shm.Pass());
-}
-
-class TestVideoEncoderCallback
-    : public base::RefCountedThreadSafe<TestVideoEncoderCallback> {
- public:
-  TestVideoEncoderCallback() {}
-
-  void SetExpectedResult(uint32 expected_frame_id,
-                         uint32 expected_last_referenced_frame_id,
-                         const base::TimeTicks& expected_capture_time) {
-    expected_frame_id_ = expected_frame_id;
-    expected_last_referenced_frame_id_ = expected_last_referenced_frame_id;
-    expected_capture_time_ = expected_capture_time;
-  }
-
-  void DeliverEncodedVideoFrame(
-      scoped_ptr<transport::EncodedFrame> encoded_frame) {
-    if (expected_frame_id_ == expected_last_referenced_frame_id_) {
-      EXPECT_EQ(transport::EncodedFrame::KEY, encoded_frame->dependency);
-    } else {
-      EXPECT_EQ(transport::EncodedFrame::DEPENDENT,
-                encoded_frame->dependency);
-    }
-    EXPECT_EQ(expected_frame_id_, encoded_frame->frame_id);
-    EXPECT_EQ(expected_last_referenced_frame_id_,
-              encoded_frame->referenced_frame_id);
-    EXPECT_EQ(expected_capture_time_, encoded_frame->reference_time);
-  }
-
- protected:
-  virtual ~TestVideoEncoderCallback() {}
-
- private:
-  friend class base::RefCountedThreadSafe<TestVideoEncoderCallback>;
-
-  bool expected_key_frame_;
-  uint32 expected_frame_id_;
-  uint32 expected_last_referenced_frame_id_;
-  base::TimeTicks expected_capture_time_;
-
-  DISALLOW_COPY_AND_ASSIGN(TestVideoEncoderCallback);
-};
-}  // namespace
-
-class ExternalVideoEncoderTest : public ::testing::Test {
- protected:
-  ExternalVideoEncoderTest()
-      : test_video_encoder_callback_(new TestVideoEncoderCallback()) {
-    video_config_.ssrc = 1;
-    video_config_.incoming_feedback_ssrc = 2;
-    video_config_.rtp_payload_type = 127;
-    video_config_.use_external_encoder = true;
-    video_config_.width = 320;
-    video_config_.height = 240;
-    video_config_.max_bitrate = 5000000;
-    video_config_.min_bitrate = 1000000;
-    video_config_.start_bitrate = 2000000;
-    video_config_.max_qp = 56;
-    video_config_.min_qp = 0;
-    video_config_.max_frame_rate = 30;
-    video_config_.max_number_of_video_buffers_used = 3;
-    video_config_.codec = transport::CODEC_VIDEO_VP8;
-    gfx::Size size(video_config_.width, video_config_.height);
-    video_frame_ = media::VideoFrame::CreateFrame(
-        VideoFrame::I420, size, gfx::Rect(size), size, base::TimeDelta());
-    PopulateVideoFrame(video_frame_, 123);
-
-    testing_clock_ = new base::SimpleTestTickClock();
-    task_runner_ = new test::FakeSingleThreadTaskRunner(testing_clock_);
-    cast_environment_ =
-        new CastEnvironment(scoped_ptr<base::TickClock>(testing_clock_).Pass(),
-                            task_runner_,
-                            task_runner_,
-                            task_runner_);
-
-    fake_vea_ = new test::FakeVideoEncodeAccelerator(task_runner_);
-    scoped_ptr<VideoEncodeAccelerator> fake_vea(fake_vea_);
-    video_encoder_.reset(
-        new ExternalVideoEncoder(cast_environment_,
-                                 video_config_,
-                                 base::Bind(&CreateVideoEncodeAccelerator,
-                                            task_runner_,
-                                            base::Passed(&fake_vea)),
-                                 base::Bind(&CreateSharedMemory)));
-  }
-
-  virtual ~ExternalVideoEncoderTest() {}
-
-  base::SimpleTestTickClock* testing_clock_;  // Owned by CastEnvironment.
-  test::FakeVideoEncodeAccelerator* fake_vea_;  // Owned by video_encoder_.
-  scoped_refptr<TestVideoEncoderCallback> test_video_encoder_callback_;
-  VideoSenderConfig video_config_;
-  scoped_refptr<test::FakeSingleThreadTaskRunner> task_runner_;
-  scoped_ptr<VideoEncoder> video_encoder_;
-  scoped_refptr<media::VideoFrame> video_frame_;
-  scoped_refptr<CastEnvironment> cast_environment_;
-
-  DISALLOW_COPY_AND_ASSIGN(ExternalVideoEncoderTest);
-};
-
-TEST_F(ExternalVideoEncoderTest, EncodePattern30fpsRunningOutOfAck) {
-  task_runner_->RunTasks();  // Run the initializer on the correct thread.
-
-  VideoEncoder::FrameEncodedCallback frame_encoded_callback =
-      base::Bind(&TestVideoEncoderCallback::DeliverEncodedVideoFrame,
-                 test_video_encoder_callback_.get());
-
-  base::TimeTicks capture_time;
-  capture_time += base::TimeDelta::FromMilliseconds(33);
-  test_video_encoder_callback_->SetExpectedResult(0, 0, capture_time);
-  EXPECT_TRUE(video_encoder_->EncodeVideoFrame(
-      video_frame_, capture_time, frame_encoded_callback));
-  task_runner_->RunTasks();
-
-  for (int i = 0; i < 6; ++i) {
-    capture_time += base::TimeDelta::FromMilliseconds(33);
-    test_video_encoder_callback_->SetExpectedResult(i + 1, i, capture_time);
-    EXPECT_TRUE(video_encoder_->EncodeVideoFrame(
-        video_frame_, capture_time, frame_encoded_callback));
-    task_runner_->RunTasks();
-  }
-  // We need to run the task to cleanup the GPU instance.
-  video_encoder_.reset(NULL);
-  task_runner_->RunTasks();
-}
-
-TEST_F(ExternalVideoEncoderTest, StreamHeader) {
-  task_runner_->RunTasks();  // Run the initializer on the correct thread.
-
-  VideoEncoder::FrameEncodedCallback frame_encoded_callback =
-      base::Bind(&TestVideoEncoderCallback::DeliverEncodedVideoFrame,
-                 test_video_encoder_callback_.get());
-
-  // Force the FakeVideoEncodeAccelerator to return a dummy non-key frame first.
-  fake_vea_->SendDummyFrameForTesting(false);
-
-  // Verify the first returned bitstream buffer is still a key frame.
-  base::TimeTicks capture_time;
-  capture_time += base::TimeDelta::FromMilliseconds(33);
-  test_video_encoder_callback_->SetExpectedResult(0, 0, capture_time);
-  EXPECT_TRUE(video_encoder_->EncodeVideoFrame(
-      video_frame_, capture_time, frame_encoded_callback));
-  task_runner_->RunTasks();
-
-  // We need to run the task to cleanup the GPU instance.
-  video_encoder_.reset(NULL);
-  task_runner_->RunTasks();
-}
-
-}  // namespace cast
-}  // namespace media