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// 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 <list>
#include "base/basictypes.h"
#include "base/bind.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/thread_task_runner_handle.h"
#include "base/threading/thread.h"
#include "base/time/time.h"
#include "chromecast/media/cma/base/balanced_media_task_runner_factory.h"
#include "chromecast/media/cma/base/decoder_buffer_base.h"
#include "chromecast/public/media/cast_decoder_buffer.h"
#include "chromecast/renderer/media/demuxer_stream_adapter.h"
#include "chromecast/renderer/media/demuxer_stream_for_test.h"
#include "media/base/audio_decoder_config.h"
#include "media/base/decoder_buffer.h"
#include "media/base/demuxer_stream.h"
#include "media/base/video_decoder_config.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace chromecast {
namespace media {
class DemuxerStreamAdapterTest : public testing::Test {
public:
DemuxerStreamAdapterTest();
~DemuxerStreamAdapterTest() override;
void Initialize(::media::DemuxerStream* demuxer_stream);
void Start();
protected:
void OnTestTimeout();
void OnNewFrame(const scoped_refptr<DecoderBufferBase>& buffer,
const ::media::AudioDecoderConfig& audio_config,
const ::media::VideoDecoderConfig& video_config);
void OnFlushCompleted();
// Total number of frames to request.
int total_frames_;
// Number of demuxer read before issuing an early flush.
int early_flush_idx_;
bool use_post_task_for_flush_;
// Number of expected read frames.
int total_expected_frames_;
// Number of frames actually read so far.
int frame_received_count_;
// List of expected frame indices with decoder config changes.
std::list<int> config_idx_;
scoped_ptr<DemuxerStreamForTest> demuxer_stream_;
scoped_ptr<CodedFrameProvider> coded_frame_provider_;
DISALLOW_COPY_AND_ASSIGN(DemuxerStreamAdapterTest);
};
DemuxerStreamAdapterTest::DemuxerStreamAdapterTest()
: use_post_task_for_flush_(false) {
}
DemuxerStreamAdapterTest::~DemuxerStreamAdapterTest() {
}
void DemuxerStreamAdapterTest::Initialize(
::media::DemuxerStream* demuxer_stream) {
coded_frame_provider_.reset(
new DemuxerStreamAdapter(base::ThreadTaskRunnerHandle::Get(),
scoped_refptr<BalancedMediaTaskRunnerFactory>(),
demuxer_stream));
}
void DemuxerStreamAdapterTest::Start() {
frame_received_count_ = 0;
// TODO(damienv): currently, test assertions which fail do not trigger the
// exit of the unit test, the message loop is still running. Find a different
// way to exit the unit test.
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&DemuxerStreamAdapterTest::OnTestTimeout,
base::Unretained(this)),
base::TimeDelta::FromSeconds(5));
coded_frame_provider_->Read(base::Bind(&DemuxerStreamAdapterTest::OnNewFrame,
base::Unretained(this)));
}
void DemuxerStreamAdapterTest::OnTestTimeout() {
ADD_FAILURE() << "Test timed out";
if (base::MessageLoop::current())
base::MessageLoop::current()->QuitWhenIdle();
}
void DemuxerStreamAdapterTest::OnNewFrame(
const scoped_refptr<DecoderBufferBase>& buffer,
const ::media::AudioDecoderConfig& audio_config,
const ::media::VideoDecoderConfig& video_config) {
if (video_config.IsValidConfig()) {
ASSERT_GT(config_idx_.size(), 0u);
ASSERT_EQ(frame_received_count_, config_idx_.front());
config_idx_.pop_front();
}
ASSERT_TRUE(buffer.get() != NULL);
ASSERT_EQ(base::TimeDelta::FromMicroseconds(buffer->timestamp()),
base::TimeDelta::FromMilliseconds(40 * frame_received_count_));
frame_received_count_++;
if (frame_received_count_ >= total_frames_) {
coded_frame_provider_->Flush(base::Bind(
&DemuxerStreamAdapterTest::OnFlushCompleted, base::Unretained(this)));
return;
}
coded_frame_provider_->Read(base::Bind(&DemuxerStreamAdapterTest::OnNewFrame,
base::Unretained(this)));
ASSERT_LE(frame_received_count_, early_flush_idx_);
if (frame_received_count_ == early_flush_idx_) {
base::Closure flush_cb = base::Bind(
&DemuxerStreamAdapterTest::OnFlushCompleted, base::Unretained(this));
if (use_post_task_for_flush_) {
base::MessageLoop::current()->PostTask(
FROM_HERE,
base::Bind(&CodedFrameProvider::Flush,
base::Unretained(coded_frame_provider_.get()),
flush_cb));
} else {
coded_frame_provider_->Flush(flush_cb);
}
return;
}
}
void DemuxerStreamAdapterTest::OnFlushCompleted() {
ASSERT_EQ(frame_received_count_, total_expected_frames_);
ASSERT_FALSE(demuxer_stream_->has_pending_read());
base::MessageLoop::current()->QuitWhenIdle();
}
TEST_F(DemuxerStreamAdapterTest, NoDelay) {
total_frames_ = 10;
early_flush_idx_ = total_frames_; // No early flush.
total_expected_frames_ = 10;
config_idx_.push_back(0);
config_idx_.push_back(5);
int cycle_count = 1;
int delayed_frame_count = 0;
demuxer_stream_.reset(new DemuxerStreamForTest(
-1, cycle_count, delayed_frame_count, config_idx_));
scoped_ptr<base::MessageLoop> message_loop(new base::MessageLoop());
Initialize(demuxer_stream_.get());
message_loop->PostTask(
FROM_HERE,
base::Bind(&DemuxerStreamAdapterTest::Start, base::Unretained(this)));
message_loop->Run();
}
TEST_F(DemuxerStreamAdapterTest, AllDelayed) {
total_frames_ = 10;
early_flush_idx_ = total_frames_; // No early flush.
total_expected_frames_ = 10;
config_idx_.push_back(0);
config_idx_.push_back(5);
int cycle_count = 1;
int delayed_frame_count = 1;
demuxer_stream_.reset(new DemuxerStreamForTest(
-1, cycle_count, delayed_frame_count, config_idx_));
scoped_ptr<base::MessageLoop> message_loop(new base::MessageLoop());
Initialize(demuxer_stream_.get());
message_loop->PostTask(
FROM_HERE,
base::Bind(&DemuxerStreamAdapterTest::Start, base::Unretained(this)));
message_loop->Run();
}
TEST_F(DemuxerStreamAdapterTest, AllDelayedEarlyFlush) {
total_frames_ = 10;
early_flush_idx_ = 5;
use_post_task_for_flush_ = true;
total_expected_frames_ = 5;
config_idx_.push_back(0);
config_idx_.push_back(3);
int cycle_count = 1;
int delayed_frame_count = 1;
demuxer_stream_.reset(new DemuxerStreamForTest(
-1, cycle_count, delayed_frame_count, config_idx_));
scoped_ptr<base::MessageLoop> message_loop(new base::MessageLoop());
Initialize(demuxer_stream_.get());
message_loop->PostTask(
FROM_HERE,
base::Bind(&DemuxerStreamAdapterTest::Start, base::Unretained(this)));
message_loop->Run();
}
} // namespace media
} // namespace chromecast
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