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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.
// Joint LogSerializer and LogDeserializer testing to make sure they stay in
// sync.
#include <stdint.h>
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "media/cast/logging/log_deserializer.h"
#include "media/cast/logging/log_serializer.h"
#include "media/cast/logging/logging_defines.h"
#include "media/cast/logging/proto/proto_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
using media::cast::proto::AggregatedFrameEvent;
using media::cast::proto::AggregatedPacketEvent;
using media::cast::proto::BasePacketEvent;
using media::cast::proto::LogMetadata;
namespace {
const media::cast::CastLoggingEvent kVideoFrameEvents[] = {
media::cast::FRAME_CAPTURE_BEGIN, media::cast::FRAME_CAPTURE_END,
media::cast::FRAME_ENCODED, media::cast::FRAME_DECODED,
media::cast::FRAME_PLAYOUT };
const media::cast::CastLoggingEvent kVideoPacketEvents[] = {
media::cast::PACKET_SENT_TO_NETWORK, media::cast::PACKET_RECEIVED};
// The frame event fields cycle through these numbers.
const int kWidth[] = {1280, 1280, 1280, 1280, 1920, 1920, 1920, 1920};
const int kHeight[] = {720, 720, 720, 720, 1080, 1080, 1080, 1080};
const int kEncodedFrameSize[] = {512, 425, 399, 400, 237};
const int64_t kDelayMillis[] = {15, 4, 8, 42, 23, 16};
const int kEncoderCPUPercentUtilized[] = {10, 9, 42, 3, 11, 12, 15, 7};
const int kIdealizedBitratePercentUtilized[] = {9, 9, 9, 15, 36, 38, 35, 40};
const int kMaxSerializedBytes = 10000;
}
namespace media {
namespace cast {
class SerializeDeserializeTest : public ::testing::Test {
protected:
SerializeDeserializeTest()
: serialized_(new char[kMaxSerializedBytes]), output_bytes_(0) {}
~SerializeDeserializeTest() override {}
void Init() {
metadata_.set_first_rtp_timestamp(12345678 * 90);
metadata_.set_is_audio(false);
metadata_.set_num_frame_events(10);
metadata_.set_num_packet_events(10);
int64_t event_time_ms = 0;
// Insert frame and packet events with RTP timestamps 0, 90, 180, ...
for (int i = 0; i < metadata_.num_frame_events(); i++) {
linked_ptr<AggregatedFrameEvent> frame_event(new AggregatedFrameEvent);
frame_event->set_relative_rtp_timestamp(i * 90);
for (uint32_t event_index = 0; event_index < arraysize(kVideoFrameEvents);
++event_index) {
frame_event->add_event_type(
ToProtoEventType(kVideoFrameEvents[event_index]));
frame_event->add_event_timestamp_ms(event_time_ms);
event_time_ms += 1024;
}
frame_event->set_width(kWidth[i % arraysize(kWidth)]);
frame_event->set_height(kHeight[i % arraysize(kHeight)]);
frame_event->set_encoded_frame_size(
kEncodedFrameSize[i % arraysize(kEncodedFrameSize)]);
frame_event->set_delay_millis(kDelayMillis[i % arraysize(kDelayMillis)]);
frame_event->set_encoder_cpu_percent_utilized(kEncoderCPUPercentUtilized[
i % arraysize(kEncoderCPUPercentUtilized)]);
frame_event->set_idealized_bitrate_percent_utilized(
kIdealizedBitratePercentUtilized[
i % arraysize(kIdealizedBitratePercentUtilized)]);
frame_event_list_.push_back(frame_event);
}
event_time_ms = 0;
int packet_id = 0;
for (int i = 0; i < metadata_.num_packet_events(); i++) {
linked_ptr<AggregatedPacketEvent> packet_event(new AggregatedPacketEvent);
packet_event->set_relative_rtp_timestamp(i * 90);
for (int j = 0; j < 10; j++) {
BasePacketEvent* base_event = packet_event->add_base_packet_event();
base_event->set_packet_id(packet_id);
packet_id++;
for (uint32_t event_index = 0;
event_index < arraysize(kVideoPacketEvents); ++event_index) {
base_event->add_event_type(
ToProtoEventType(kVideoPacketEvents[event_index]));
base_event->add_event_timestamp_ms(event_time_ms);
event_time_ms += 256;
}
}
packet_event_list_.push_back(packet_event);
}
}
void Verify(const DeserializedLog& video_log) {
const LogMetadata& returned_metadata = video_log.metadata;
const FrameEventMap& returned_frame_events = video_log.frame_events;
const PacketEventMap& returned_packet_events = video_log.packet_events;
EXPECT_EQ(metadata_.SerializeAsString(),
returned_metadata.SerializeAsString());
// Check that the returned map is equal to the original map.
EXPECT_EQ(frame_event_list_.size(), returned_frame_events.size());
for (FrameEventMap::const_iterator frame_it = returned_frame_events.begin();
frame_it != returned_frame_events.end();
++frame_it) {
FrameEventList::iterator original_it = frame_event_list_.begin();
ASSERT_NE(frame_event_list_.end(), original_it);
// Compare protos by serializing and checking the bytes.
EXPECT_EQ((*original_it)->SerializeAsString(),
frame_it->second->SerializeAsString());
frame_event_list_.erase(frame_event_list_.begin());
}
EXPECT_TRUE(frame_event_list_.empty());
EXPECT_EQ(packet_event_list_.size(), returned_packet_events.size());
for (PacketEventMap::const_iterator packet_it =
returned_packet_events.begin();
packet_it != returned_packet_events.end();
++packet_it) {
PacketEventList::iterator original_it = packet_event_list_.begin();
ASSERT_NE(packet_event_list_.end(), original_it);
// Compare protos by serializing and checking the bytes.
EXPECT_EQ((*original_it)->SerializeAsString(),
packet_it->second->SerializeAsString());
packet_event_list_.erase(packet_event_list_.begin());
}
EXPECT_TRUE(packet_event_list_.empty());
}
LogMetadata metadata_;
FrameEventList frame_event_list_;
PacketEventList packet_event_list_;
scoped_ptr<char[]> serialized_;
int output_bytes_;
};
TEST_F(SerializeDeserializeTest, Uncompressed) {
bool compressed = false;
Init();
bool success = SerializeEvents(metadata_,
frame_event_list_,
packet_event_list_,
compressed,
kMaxSerializedBytes,
serialized_.get(),
&output_bytes_);
ASSERT_TRUE(success);
ASSERT_GT(output_bytes_, 0);
DeserializedLog audio_log;
DeserializedLog video_log;
success = DeserializeEvents(
serialized_.get(), output_bytes_, compressed, &audio_log, &video_log);
ASSERT_TRUE(success);
Verify(video_log);
}
TEST_F(SerializeDeserializeTest, UncompressedInsufficientSpace) {
bool compressed = false;
Init();
serialized_.reset(new char[100]);
bool success = SerializeEvents(metadata_,
frame_event_list_,
packet_event_list_,
compressed,
100,
serialized_.get(),
&output_bytes_);
EXPECT_FALSE(success);
EXPECT_EQ(0, output_bytes_);
}
TEST_F(SerializeDeserializeTest, Compressed) {
bool compressed = true;
Init();
bool success = SerializeEvents(metadata_,
frame_event_list_,
packet_event_list_,
compressed,
kMaxSerializedBytes,
serialized_.get(),
&output_bytes_);
ASSERT_TRUE(success);
ASSERT_GT(output_bytes_, 0);
DeserializedLog audio_log;
DeserializedLog video_log;
success = DeserializeEvents(
serialized_.get(), output_bytes_, compressed, &audio_log, &video_log);
ASSERT_TRUE(success);
Verify(video_log);
}
TEST_F(SerializeDeserializeTest, CompressedInsufficientSpace) {
bool compressed = true;
Init();
serialized_.reset(new char[100]);
bool success = SerializeEvents(metadata_,
frame_event_list_,
packet_event_list_,
compressed,
100,
serialized_.get(),
&output_bytes_);
EXPECT_FALSE(success);
EXPECT_EQ(0, output_bytes_);
}
} // namespace cast
} // namespace media
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