[Cast] Size-Adaptable platform video encoders.

media/cast/sender/external_video_encoder_unittest.cc

Index: media/cast/sender/external_video_encoder_unittest.cc
diff --git a/media/cast/sender/external_video_encoder_unittest.cc b/media/cast/sender/external_video_encoder_unittest.cc
deleted file mode 100644
index 0ade1ed62a203166269ea1ad05c017c1793ca261..0000000000000000000000000000000000000000
--- a/media/cast/sender/external_video_encoder_unittest.cc
+++ /dev/null
@@ -1,223 +0,0 @@
-// 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/sender/external_video_encoder.h"
-#include "media/cast/sender/fake_video_encode_accelerator_factory.h"
-#include "media/cast/test/fake_single_thread_task_runner.h"
-#include "media/cast/test/utility/video_utility.h"
-#include "media/video/fake_video_encode_accelerator.h"
-#include "testing/gmock/include/gmock/gmock.h"
-
-namespace media {
-namespace cast {
-
-using testing::_;
-
-namespace {
-
-class TestVideoEncoderCallback
-    : public base::RefCountedThreadSafe<TestVideoEncoderCallback> {
- public:
-  TestVideoEncoderCallback() {}
-
-  void SetExpectedResult(uint32 expected_frame_id,
-                         uint32 expected_last_referenced_frame_id,
-                         uint32 expected_rtp_timestamp,
-                         const base::TimeTicks& expected_reference_time) {
-    expected_frame_id_ = expected_frame_id;
-    expected_last_referenced_frame_id_ = expected_last_referenced_frame_id;
-    expected_rtp_timestamp_ = expected_rtp_timestamp;
-    expected_reference_time_ = expected_reference_time;
-  }
-
-  void DeliverEncodedVideoFrame(
-      scoped_ptr<EncodedFrame> encoded_frame) {
-    if (expected_frame_id_ == expected_last_referenced_frame_id_) {
-      EXPECT_EQ(EncodedFrame::KEY, encoded_frame->dependency);
-    } else {
-      EXPECT_EQ(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_rtp_timestamp_, encoded_frame->rtp_timestamp);
-    EXPECT_EQ(expected_reference_time_, encoded_frame->reference_time);
-  }
-
- protected:
-  virtual ~TestVideoEncoderCallback() {}
-
- private:
-  friend class base::RefCountedThreadSafe<TestVideoEncoderCallback>;
-
-  uint32 expected_frame_id_;
-  uint32 expected_last_referenced_frame_id_;
-  uint32 expected_rtp_timestamp_;
-  base::TimeTicks expected_reference_time_;
-
-  DISALLOW_COPY_AND_ASSIGN(TestVideoEncoderCallback);
-};
-}  // namespace
-
-class ExternalVideoEncoderTest : public ::testing::Test {
- protected:
-  ExternalVideoEncoderTest()
-      : 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_)),
-        vea_factory_(task_runner_),
-        operational_status_(STATUS_UNINITIALIZED),
-        test_video_encoder_callback_(new TestVideoEncoderCallback()) {
-    testing_clock_->Advance(base::TimeTicks::Now() - base::TimeTicks());
-
-    video_config_.ssrc = 1;
-    video_config_.receiver_ssrc = 2;
-    video_config_.rtp_payload_type = 127;
-    video_config_.use_external_encoder = true;
-    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 = CODEC_VIDEO_VP8;
-    const gfx::Size size(320, 240);
-    video_frame_ = media::VideoFrame::CreateFrame(
-        VideoFrame::I420, size, gfx::Rect(size), size, base::TimeDelta());
-    PopulateVideoFrame(video_frame_.get(), 123);
-
-    video_encoder_.reset(new ExternalVideoEncoder(
-        cast_environment_,
-        video_config_,
-        size,
-        base::Bind(&ExternalVideoEncoderTest::SaveOperationalStatus,
-                   base::Unretained(this)),
-        base::Bind(
-            &FakeVideoEncodeAcceleratorFactory::CreateVideoEncodeAccelerator,
-            base::Unretained(&vea_factory_)),
-        base::Bind(&FakeVideoEncodeAcceleratorFactory::CreateSharedMemory,
-                   base::Unretained(&vea_factory_))));
-  }
-
-  ~ExternalVideoEncoderTest() override {}
-
-  void AdvanceClockAndVideoFrameTimestamp() {
-    testing_clock_->Advance(base::TimeDelta::FromMilliseconds(33));
-    video_frame_->set_timestamp(
-        video_frame_->timestamp() + base::TimeDelta::FromMilliseconds(33));
-  }
-
-  void SaveOperationalStatus(OperationalStatus result) {
-    EXPECT_EQ(STATUS_UNINITIALIZED, operational_status_);
-    operational_status_ = result;
-  }
-
-  base::SimpleTestTickClock* const testing_clock_;  // Owned by CastEnvironment.
-  const scoped_refptr<test::FakeSingleThreadTaskRunner> task_runner_;
-  const scoped_refptr<CastEnvironment> cast_environment_;
-  FakeVideoEncodeAcceleratorFactory vea_factory_;
-  OperationalStatus operational_status_;
-  scoped_refptr<TestVideoEncoderCallback> test_video_encoder_callback_;
-  VideoSenderConfig video_config_;
-  scoped_ptr<VideoEncoder> video_encoder_;
-  scoped_refptr<media::VideoFrame> video_frame_;
-
-  DISALLOW_COPY_AND_ASSIGN(ExternalVideoEncoderTest);
-};
-
-TEST_F(ExternalVideoEncoderTest, EncodePattern30fpsRunningOutOfAck) {
-  vea_factory_.SetAutoRespond(true);
-  task_runner_->RunTasks();  // Run the initializer on the correct thread.
-  EXPECT_EQ(STATUS_INITIALIZED, operational_status_);
-
-  VideoEncoder::FrameEncodedCallback frame_encoded_callback =
-      base::Bind(&TestVideoEncoderCallback::DeliverEncodedVideoFrame,
-                 test_video_encoder_callback_.get());
-
-  test_video_encoder_callback_->SetExpectedResult(
-      0, 0, TimeDeltaToRtpDelta(video_frame_->timestamp(), kVideoFrequency),
-      testing_clock_->NowTicks());
-  video_encoder_->SetBitRate(2000);
-  EXPECT_TRUE(video_encoder_->EncodeVideoFrame(
-      video_frame_, testing_clock_->NowTicks(), frame_encoded_callback));
-  task_runner_->RunTasks();
-
-  for (int i = 0; i < 6; ++i) {
-    AdvanceClockAndVideoFrameTimestamp();
-    test_video_encoder_callback_->SetExpectedResult(
-        i + 1,
-        i,
-        TimeDeltaToRtpDelta(video_frame_->timestamp(), kVideoFrequency),
-        testing_clock_->NowTicks());
-    EXPECT_TRUE(video_encoder_->EncodeVideoFrame(
-        video_frame_, testing_clock_->NowTicks(), frame_encoded_callback));
-    task_runner_->RunTasks();
-  }
-
-  ASSERT_EQ(1u, vea_factory_.last_response_vea()->stored_bitrates().size());
-  EXPECT_EQ(2000u, vea_factory_.last_response_vea()->stored_bitrates()[0]);
-
-  // We need to run the task to cleanup the GPU instance.
-  video_encoder_.reset(NULL);
-  task_runner_->RunTasks();
-
-  EXPECT_EQ(1, vea_factory_.vea_response_count());
-  EXPECT_EQ(3, vea_factory_.shm_response_count());
-}
-
-TEST_F(ExternalVideoEncoderTest, StreamHeader) {
-  vea_factory_.SetAutoRespond(true);
-  task_runner_->RunTasks();  // Run the initializer on the correct thread.
-  EXPECT_EQ(STATUS_INITIALIZED, operational_status_);
-
-  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.
-  vea_factory_.last_response_vea()->SendDummyFrameForTesting(false);
-
-  // Verify the first returned bitstream buffer is still a key frame.
-  test_video_encoder_callback_->SetExpectedResult(
-      0, 0, TimeDeltaToRtpDelta(video_frame_->timestamp(), kVideoFrequency),
-      testing_clock_->NowTicks());
-  EXPECT_TRUE(video_encoder_->EncodeVideoFrame(
-      video_frame_, testing_clock_->NowTicks(), frame_encoded_callback));
-  task_runner_->RunTasks();
-
-  // We need to run the task to cleanup the GPU instance.
-  video_encoder_.reset(NULL);
-  task_runner_->RunTasks();
-
-  EXPECT_EQ(1, vea_factory_.vea_response_count());
-  EXPECT_EQ(3, vea_factory_.shm_response_count());
-}
-
-// Verify that everything goes well even if ExternalVideoEncoder is destroyed
-// before it has a chance to receive the VEA creation callback.
-TEST_F(ExternalVideoEncoderTest, DestroyBeforeVEACreatedCallback) {
-  video_encoder_.reset();
-  EXPECT_EQ(0, vea_factory_.vea_response_count());
-  vea_factory_.SetAutoRespond(true);
-  task_runner_->RunTasks();
-  EXPECT_EQ(1, vea_factory_.vea_response_count());
-  EXPECT_EQ(STATUS_UNINITIALIZED, operational_status_);
-}
-
-}  // namespace cast
-}  // namespace media