rhubarb-lip-sync/lib/webrtc-8d2248ff/webrtc/media/base/rtpdump_unittest.cc

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2016-06-21 20:13:05 +00:00
/*
* Copyright (c) 2004 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <memory>
#include <string>
#include "webrtc/base/bytebuffer.h"
#include "webrtc/base/gunit.h"
#include "webrtc/base/thread.h"
#include "webrtc/media/base/rtpdump.h"
#include "webrtc/media/base/rtputils.h"
#include "webrtc/media/base/testutils.h"
namespace cricket {
static const uint32_t kTestSsrc = 1;
// Test that we read the correct header fields from the RTP/RTCP packet.
TEST(RtpDumpTest, ReadRtpDumpPacket) {
rtc::ByteBufferWriter rtp_buf;
RtpTestUtility::kTestRawRtpPackets[0].WriteToByteBuffer(kTestSsrc, &rtp_buf);
RtpDumpPacket rtp_packet(rtp_buf.Data(), rtp_buf.Length(), 0, false);
int payload_type;
int seq_num;
uint32_t ts;
uint32_t ssrc;
int rtcp_type;
EXPECT_FALSE(rtp_packet.is_rtcp());
EXPECT_TRUE(rtp_packet.IsValidRtpPacket());
EXPECT_FALSE(rtp_packet.IsValidRtcpPacket());
EXPECT_TRUE(rtp_packet.GetRtpPayloadType(&payload_type));
EXPECT_EQ(0, payload_type);
EXPECT_TRUE(rtp_packet.GetRtpSeqNum(&seq_num));
EXPECT_EQ(0, seq_num);
EXPECT_TRUE(rtp_packet.GetRtpTimestamp(&ts));
EXPECT_EQ(0U, ts);
EXPECT_TRUE(rtp_packet.GetRtpSsrc(&ssrc));
EXPECT_EQ(kTestSsrc, ssrc);
EXPECT_FALSE(rtp_packet.GetRtcpType(&rtcp_type));
rtc::ByteBufferWriter rtcp_buf;
RtpTestUtility::kTestRawRtcpPackets[0].WriteToByteBuffer(&rtcp_buf);
RtpDumpPacket rtcp_packet(rtcp_buf.Data(), rtcp_buf.Length(), 0, true);
EXPECT_TRUE(rtcp_packet.is_rtcp());
EXPECT_FALSE(rtcp_packet.IsValidRtpPacket());
EXPECT_TRUE(rtcp_packet.IsValidRtcpPacket());
EXPECT_TRUE(rtcp_packet.GetRtcpType(&rtcp_type));
EXPECT_EQ(0, rtcp_type);
}
// Test that we read only the RTP dump file.
TEST(RtpDumpTest, ReadRtpDumpFile) {
RtpDumpPacket packet;
rtc::MemoryStream stream;
RtpDumpWriter writer(&stream);
std::unique_ptr<RtpDumpReader> reader;
// Write a RTP packet to the stream, which is a valid RTP dump. Next, we will
// change the first line to make the RTP dump valid or invalid.
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(1, false, kTestSsrc, &writer));
stream.Rewind();
reader.reset(new RtpDumpReader(&stream));
EXPECT_EQ(rtc::SR_SUCCESS, reader->ReadPacket(&packet));
// The first line is correct.
stream.Rewind();
const char new_line[] = "#!rtpplay1.0 1.1.1.1/1\n";
EXPECT_EQ(rtc::SR_SUCCESS,
stream.WriteAll(new_line, strlen(new_line), NULL, NULL));
stream.Rewind();
reader.reset(new RtpDumpReader(&stream));
EXPECT_EQ(rtc::SR_SUCCESS, reader->ReadPacket(&packet));
// The first line is not correct: not started with #!rtpplay1.0.
stream.Rewind();
const char new_line2[] = "#!rtpplaz1.0 0.0.0.0/0\n";
EXPECT_EQ(rtc::SR_SUCCESS,
stream.WriteAll(new_line2, strlen(new_line2), NULL, NULL));
stream.Rewind();
reader.reset(new RtpDumpReader(&stream));
EXPECT_EQ(rtc::SR_ERROR, reader->ReadPacket(&packet));
// The first line is not correct: no port.
stream.Rewind();
const char new_line3[] = "#!rtpplay1.0 0.0.0.0//\n";
EXPECT_EQ(rtc::SR_SUCCESS,
stream.WriteAll(new_line3, strlen(new_line3), NULL, NULL));
stream.Rewind();
reader.reset(new RtpDumpReader(&stream));
EXPECT_EQ(rtc::SR_ERROR, reader->ReadPacket(&packet));
}
// Test that we read the same RTP packets that rtp dump writes.
TEST(RtpDumpTest, WriteReadSameRtp) {
rtc::MemoryStream stream;
RtpDumpWriter writer(&stream);
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(
RtpTestUtility::GetTestPacketCount(), false, kTestSsrc, &writer));
EXPECT_TRUE(RtpTestUtility::VerifyTestPacketsFromStream(
RtpTestUtility::GetTestPacketCount(), &stream, kTestSsrc));
// Check stream has only RtpTestUtility::GetTestPacketCount() packets.
RtpDumpPacket packet;
RtpDumpReader reader(&stream);
for (size_t i = 0; i < RtpTestUtility::GetTestPacketCount(); ++i) {
EXPECT_EQ(rtc::SR_SUCCESS, reader.ReadPacket(&packet));
uint32_t ssrc;
EXPECT_TRUE(GetRtpSsrc(&packet.data[0], packet.data.size(), &ssrc));
EXPECT_EQ(kTestSsrc, ssrc);
}
// No more packets to read.
EXPECT_EQ(rtc::SR_EOS, reader.ReadPacket(&packet));
// Rewind the stream and read again with a specified ssrc.
stream.Rewind();
RtpDumpReader reader_w_ssrc(&stream);
const uint32_t send_ssrc = kTestSsrc + 1;
reader_w_ssrc.SetSsrc(send_ssrc);
for (size_t i = 0; i < RtpTestUtility::GetTestPacketCount(); ++i) {
EXPECT_EQ(rtc::SR_SUCCESS, reader_w_ssrc.ReadPacket(&packet));
EXPECT_FALSE(packet.is_rtcp());
EXPECT_EQ(packet.original_data_len, packet.data.size());
uint32_t ssrc;
EXPECT_TRUE(GetRtpSsrc(&packet.data[0], packet.data.size(), &ssrc));
EXPECT_EQ(send_ssrc, ssrc);
}
// No more packets to read.
EXPECT_EQ(rtc::SR_EOS, reader_w_ssrc.ReadPacket(&packet));
}
// Test that we read the same RTCP packets that rtp dump writes.
TEST(RtpDumpTest, WriteReadSameRtcp) {
rtc::MemoryStream stream;
RtpDumpWriter writer(&stream);
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(
RtpTestUtility::GetTestPacketCount(), true, kTestSsrc, &writer));
EXPECT_TRUE(RtpTestUtility::VerifyTestPacketsFromStream(
RtpTestUtility::GetTestPacketCount(), &stream, kTestSsrc));
// Check stream has only RtpTestUtility::GetTestPacketCount() packets.
RtpDumpPacket packet;
RtpDumpReader reader(&stream);
reader.SetSsrc(kTestSsrc + 1); // Does not affect RTCP packet.
for (size_t i = 0; i < RtpTestUtility::GetTestPacketCount(); ++i) {
EXPECT_EQ(rtc::SR_SUCCESS, reader.ReadPacket(&packet));
EXPECT_TRUE(packet.is_rtcp());
EXPECT_EQ(0U, packet.original_data_len);
}
// No more packets to read.
EXPECT_EQ(rtc::SR_EOS, reader.ReadPacket(&packet));
}
// Test dumping only RTP packet headers.
TEST(RtpDumpTest, WriteReadRtpHeadersOnly) {
rtc::MemoryStream stream;
RtpDumpWriter writer(&stream);
writer.set_packet_filter(PF_RTPHEADER);
// Write some RTP and RTCP packets. RTP packets should only have headers;
// RTCP packets should be eaten.
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(
RtpTestUtility::GetTestPacketCount(), false, kTestSsrc, &writer));
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(
RtpTestUtility::GetTestPacketCount(), true, kTestSsrc, &writer));
stream.Rewind();
// Check that only RTP packet headers are present.
RtpDumpPacket packet;
RtpDumpReader reader(&stream);
for (size_t i = 0; i < RtpTestUtility::GetTestPacketCount(); ++i) {
EXPECT_EQ(rtc::SR_SUCCESS, reader.ReadPacket(&packet));
EXPECT_FALSE(packet.is_rtcp());
size_t len = 0;
packet.GetRtpHeaderLen(&len);
EXPECT_EQ(len, packet.data.size());
EXPECT_GT(packet.original_data_len, packet.data.size());
}
// No more packets to read.
EXPECT_EQ(rtc::SR_EOS, reader.ReadPacket(&packet));
}
// Test dumping only RTCP packets.
TEST(RtpDumpTest, WriteReadRtcpOnly) {
rtc::MemoryStream stream;
RtpDumpWriter writer(&stream);
writer.set_packet_filter(PF_RTCPPACKET);
// Write some RTP and RTCP packets. RTP packets should be eaten.
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(
RtpTestUtility::GetTestPacketCount(), false, kTestSsrc, &writer));
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(
RtpTestUtility::GetTestPacketCount(), true, kTestSsrc, &writer));
stream.Rewind();
// Check that only RTCP packets are present.
RtpDumpPacket packet;
RtpDumpReader reader(&stream);
for (size_t i = 0; i < RtpTestUtility::GetTestPacketCount(); ++i) {
EXPECT_EQ(rtc::SR_SUCCESS, reader.ReadPacket(&packet));
EXPECT_TRUE(packet.is_rtcp());
EXPECT_EQ(0U, packet.original_data_len);
}
// No more packets to read.
EXPECT_EQ(rtc::SR_EOS, reader.ReadPacket(&packet));
}
// Test that RtpDumpLoopReader reads RTP packets continously and the elapsed
// time, the sequence number, and timestamp are maintained properly.
TEST(RtpDumpTest, LoopReadRtp) {
rtc::MemoryStream stream;
RtpDumpWriter writer(&stream);
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(
RtpTestUtility::GetTestPacketCount(), false, kTestSsrc, &writer));
EXPECT_TRUE(RtpTestUtility::VerifyTestPacketsFromStream(
3 * RtpTestUtility::GetTestPacketCount(), &stream, kTestSsrc));
}
// Test that RtpDumpLoopReader reads RTCP packets continously and the elapsed
// time is maintained properly.
TEST(RtpDumpTest, LoopReadRtcp) {
rtc::MemoryStream stream;
RtpDumpWriter writer(&stream);
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(
RtpTestUtility::GetTestPacketCount(), true, kTestSsrc, &writer));
EXPECT_TRUE(RtpTestUtility::VerifyTestPacketsFromStream(
3 * RtpTestUtility::GetTestPacketCount(), &stream, kTestSsrc));
}
// Test that RtpDumpLoopReader reads continously from stream with a single RTP
// packets.
TEST(RtpDumpTest, LoopReadSingleRtp) {
rtc::MemoryStream stream;
RtpDumpWriter writer(&stream);
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(1, false, kTestSsrc, &writer));
// The regular reader can read only one packet.
RtpDumpPacket packet;
stream.Rewind();
RtpDumpReader reader(&stream);
EXPECT_EQ(rtc::SR_SUCCESS, reader.ReadPacket(&packet));
EXPECT_EQ(rtc::SR_EOS, reader.ReadPacket(&packet));
// The loop reader reads three packets from the input stream.
stream.Rewind();
RtpDumpLoopReader loop_reader(&stream);
EXPECT_EQ(rtc::SR_SUCCESS, loop_reader.ReadPacket(&packet));
EXPECT_EQ(rtc::SR_SUCCESS, loop_reader.ReadPacket(&packet));
EXPECT_EQ(rtc::SR_SUCCESS, loop_reader.ReadPacket(&packet));
}
// Test that RtpDumpLoopReader reads continously from stream with a single RTCP
// packets.
TEST(RtpDumpTest, LoopReadSingleRtcp) {
rtc::MemoryStream stream;
RtpDumpWriter writer(&stream);
ASSERT_TRUE(RtpTestUtility::WriteTestPackets(1, true, kTestSsrc, &writer));
// The regular reader can read only one packet.
RtpDumpPacket packet;
stream.Rewind();
RtpDumpReader reader(&stream);
EXPECT_EQ(rtc::SR_SUCCESS, reader.ReadPacket(&packet));
EXPECT_EQ(rtc::SR_EOS, reader.ReadPacket(&packet));
// The loop reader reads three packets from the input stream.
stream.Rewind();
RtpDumpLoopReader loop_reader(&stream);
EXPECT_EQ(rtc::SR_SUCCESS, loop_reader.ReadPacket(&packet));
EXPECT_EQ(rtc::SR_SUCCESS, loop_reader.ReadPacket(&packet));
EXPECT_EQ(rtc::SR_SUCCESS, loop_reader.ReadPacket(&packet));
}
} // namespace cricket