Previously it's only set when a SDP string is parsed into SessionDescription, causing failuring for native client. BUG=3141 R=juberti@webrtc.org, wu@webrtc.org Review URL: https://webrtc-codereview.appspot.com/11999004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@6036 4adac7df-926f-26a2-2b94-8c16560cd09d
		
			
				
	
	
		
			315 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			315 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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 * libjingle
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 * Copyright 2009 Google Inc.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are met:
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 *
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 *  1. Redistributions of source code must retain the above copyright notice,
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 *     this list of conditions and the following disclaimer.
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 *  2. Redistributions in binary form must reproduce the above copyright notice,
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 *     this list of conditions and the following disclaimer in the documentation
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 *     and/or other materials provided with the distribution.
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 *  3. The name of the author may not be used to endorse or promote products
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 *     derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#include "talk/base/gunit.h"
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#include "talk/media/base/codec.h"
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using cricket::AudioCodec;
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using cricket::Codec;
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using cricket::DataCodec;
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using cricket::FeedbackParam;
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using cricket::VideoCodec;
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using cricket::VideoEncoderConfig;
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class CodecTest : public testing::Test {
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 public:
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  CodecTest() {}
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};
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TEST_F(CodecTest, TestCodecOperators) {
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  Codec c0(96, "D", 1000, 0);
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  c0.SetParam("a", 1);
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  Codec c1 = c0;
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  EXPECT_TRUE(c1 == c0);
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  int param_value0;
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  int param_value1;
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  EXPECT_TRUE(c0.GetParam("a", ¶m_value0));
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  EXPECT_TRUE(c1.GetParam("a", ¶m_value1));
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  EXPECT_EQ(param_value0, param_value1);
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  c1.id = 86;
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  EXPECT_TRUE(c0 != c1);
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  c1 = c0;
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  c1.name = "x";
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  EXPECT_TRUE(c0 != c1);
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  c1 = c0;
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  c1.clockrate = 2000;
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  EXPECT_TRUE(c0 != c1);
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  c1 = c0;
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  c1.preference = 1;
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  EXPECT_TRUE(c0 != c1);
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  c1 = c0;
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  c1.SetParam("a", 2);
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  EXPECT_TRUE(c0 != c1);
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  Codec c5;
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  Codec c6(0, "", 0, 0);
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  EXPECT_TRUE(c5 == c6);
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}
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TEST_F(CodecTest, TestAudioCodecOperators) {
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  AudioCodec c0(96, "A", 44100, 20000, 2, 3);
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  AudioCodec c1(95, "A", 44100, 20000, 2, 3);
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  AudioCodec c2(96, "x", 44100, 20000, 2, 3);
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  AudioCodec c3(96, "A", 48000, 20000, 2, 3);
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  AudioCodec c4(96, "A", 44100, 10000, 2, 3);
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  AudioCodec c5(96, "A", 44100, 20000, 1, 3);
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  AudioCodec c6(96, "A", 44100, 20000, 2, 1);
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  EXPECT_TRUE(c0 != c1);
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  EXPECT_TRUE(c0 != c2);
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  EXPECT_TRUE(c0 != c3);
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  EXPECT_TRUE(c0 != c4);
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  EXPECT_TRUE(c0 != c5);
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  EXPECT_TRUE(c0 != c6);
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  AudioCodec c7;
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  AudioCodec c8(0, "", 0, 0, 0, 0);
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  AudioCodec c9 = c0;
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  EXPECT_TRUE(c8 == c7);
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  EXPECT_TRUE(c9 != c7);
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  EXPECT_TRUE(c9 == c0);
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  AudioCodec c10(c0);
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  AudioCodec c11(c0);
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  AudioCodec c12(c0);
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  AudioCodec c13(c0);
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  c10.params["x"] = "abc";
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  c11.params["x"] = "def";
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  c12.params["y"] = "abc";
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  c13.params["x"] = "abc";
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  EXPECT_TRUE(c10 != c0);
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  EXPECT_TRUE(c11 != c0);
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  EXPECT_TRUE(c11 != c10);
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  EXPECT_TRUE(c12 != c0);
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  EXPECT_TRUE(c12 != c10);
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  EXPECT_TRUE(c12 != c11);
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  EXPECT_TRUE(c13 == c10);
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}
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TEST_F(CodecTest, TestAudioCodecMatches) {
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  // Test a codec with a static payload type.
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  AudioCodec c0(95, "A", 44100, 20000, 1, 3);
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  EXPECT_TRUE(c0.Matches(AudioCodec(95, "", 44100, 20000, 1, 0)));
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  EXPECT_TRUE(c0.Matches(AudioCodec(95, "", 44100, 20000, 0, 0)));
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  EXPECT_TRUE(c0.Matches(AudioCodec(95, "", 44100, 0, 0, 0)));
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  EXPECT_TRUE(c0.Matches(AudioCodec(95, "", 0, 0, 0, 0)));
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  EXPECT_FALSE(c0.Matches(AudioCodec(96, "", 44100, 20000, 1, 0)));
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  EXPECT_FALSE(c0.Matches(AudioCodec(95, "", 55100, 20000, 1, 0)));
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  EXPECT_FALSE(c0.Matches(AudioCodec(95, "", 44100, 30000, 1, 0)));
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  EXPECT_FALSE(c0.Matches(AudioCodec(95, "", 44100, 20000, 2, 0)));
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  EXPECT_FALSE(c0.Matches(AudioCodec(95, "", 55100, 30000, 2, 0)));
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  // Test a codec with a dynamic payload type.
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  AudioCodec c1(96, "A", 44100, 20000, 1, 3);
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  EXPECT_TRUE(c1.Matches(AudioCodec(96, "A", 0, 0, 0, 0)));
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  EXPECT_TRUE(c1.Matches(AudioCodec(97, "A", 0, 0, 0, 0)));
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  EXPECT_TRUE(c1.Matches(AudioCodec(96, "a", 0, 0, 0, 0)));
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  EXPECT_TRUE(c1.Matches(AudioCodec(97, "a", 0, 0, 0, 0)));
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  EXPECT_FALSE(c1.Matches(AudioCodec(95, "A", 0, 0, 0, 0)));
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  EXPECT_FALSE(c1.Matches(AudioCodec(96, "", 44100, 20000, 2, 0)));
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  EXPECT_FALSE(c1.Matches(AudioCodec(96, "A", 55100, 30000, 1, 0)));
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  // Test a codec with a dynamic payload type, and auto bitrate.
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  AudioCodec c2(97, "A", 16000, 0, 1, 3);
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  // Use default bitrate.
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  EXPECT_TRUE(c2.Matches(AudioCodec(97, "A", 16000, 0, 1, 0)));
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  EXPECT_TRUE(c2.Matches(AudioCodec(97, "A", 16000, 0, 0, 0)));
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  // Use explicit bitrate.
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  EXPECT_TRUE(c2.Matches(AudioCodec(97, "A", 16000, 32000, 1, 0)));
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  // Backward compatibility with clients that might send "-1" (for default).
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  EXPECT_TRUE(c2.Matches(AudioCodec(97, "A", 16000, -1, 1, 0)));
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  // Stereo doesn't match channels = 0.
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  AudioCodec c3(96, "A", 44100, 20000, 2, 3);
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  EXPECT_TRUE(c3.Matches(AudioCodec(96, "A", 44100, 20000, 2, 3)));
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  EXPECT_FALSE(c3.Matches(AudioCodec(96, "A", 44100, 20000, 1, 3)));
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  EXPECT_FALSE(c3.Matches(AudioCodec(96, "A", 44100, 20000, 0, 3)));
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}
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TEST_F(CodecTest, TestVideoCodecOperators) {
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  VideoCodec c0(96, "V", 320, 200, 30, 3);
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  VideoCodec c1(95, "V", 320, 200, 30, 3);
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  VideoCodec c2(96, "x", 320, 200, 30, 3);
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  VideoCodec c3(96, "V", 120, 200, 30, 3);
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  VideoCodec c4(96, "V", 320, 100, 30, 3);
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  VideoCodec c5(96, "V", 320, 200, 10, 3);
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  VideoCodec c6(96, "V", 320, 200, 30, 1);
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  EXPECT_TRUE(c0 != c1);
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  EXPECT_TRUE(c0 != c2);
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  EXPECT_TRUE(c0 != c3);
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  EXPECT_TRUE(c0 != c4);
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  EXPECT_TRUE(c0 != c5);
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  EXPECT_TRUE(c0 != c6);
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  VideoCodec c7;
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  VideoCodec c8(0, "", 0, 0, 0, 0);
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  VideoCodec c9 = c0;
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  EXPECT_TRUE(c8 == c7);
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  EXPECT_TRUE(c9 != c7);
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  EXPECT_TRUE(c9 == c0);
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  VideoCodec c10(c0);
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  VideoCodec c11(c0);
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  VideoCodec c12(c0);
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  VideoCodec c13(c0);
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  c10.params["x"] = "abc";
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  c11.params["x"] = "def";
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  c12.params["y"] = "abc";
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  c13.params["x"] = "abc";
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  EXPECT_TRUE(c10 != c0);
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  EXPECT_TRUE(c11 != c0);
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  EXPECT_TRUE(c11 != c10);
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  EXPECT_TRUE(c12 != c0);
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  EXPECT_TRUE(c12 != c10);
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  EXPECT_TRUE(c12 != c11);
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  EXPECT_TRUE(c13 == c10);
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}
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TEST_F(CodecTest, TestVideoCodecMatches) {
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  // Test a codec with a static payload type.
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  VideoCodec c0(95, "V", 320, 200, 30, 3);
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  EXPECT_TRUE(c0.Matches(VideoCodec(95, "", 640, 400, 15, 0)));
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  EXPECT_FALSE(c0.Matches(VideoCodec(96, "", 320, 200, 30, 0)));
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  // Test a codec with a dynamic payload type.
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  VideoCodec c1(96, "V", 320, 200, 30, 3);
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  EXPECT_TRUE(c1.Matches(VideoCodec(96, "V", 640, 400, 15, 0)));
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  EXPECT_TRUE(c1.Matches(VideoCodec(97, "V", 640, 400, 15, 0)));
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  EXPECT_TRUE(c1.Matches(VideoCodec(96, "v", 640, 400, 15, 0)));
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  EXPECT_TRUE(c1.Matches(VideoCodec(97, "v", 640, 400, 15, 0)));
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  EXPECT_FALSE(c1.Matches(VideoCodec(96, "", 320, 200, 30, 0)));
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  EXPECT_FALSE(c1.Matches(VideoCodec(95, "V", 640, 400, 15, 0)));
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}
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TEST_F(CodecTest, TestVideoEncoderConfigOperators) {
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  VideoEncoderConfig c1(VideoCodec(
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      96, "SVC", 320, 200, 30, 3), 1, 2);
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  VideoEncoderConfig c2(VideoCodec(
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      95, "SVC", 320, 200, 30, 3), 1, 2);
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  VideoEncoderConfig c3(VideoCodec(
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      96, "xxx", 320, 200, 30, 3), 1, 2);
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  VideoEncoderConfig c4(VideoCodec(
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      96, "SVC", 120, 200, 30, 3), 1, 2);
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  VideoEncoderConfig c5(VideoCodec(
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      96, "SVC", 320, 100, 30, 3), 1, 2);
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  VideoEncoderConfig c6(VideoCodec(
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      96, "SVC", 320, 200, 10, 3), 1, 2);
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  VideoEncoderConfig c7(VideoCodec(
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      96, "SVC", 320, 200, 30, 1), 1, 2);
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  VideoEncoderConfig c8(VideoCodec(
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      96, "SVC", 320, 200, 30, 3), 0, 2);
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  VideoEncoderConfig c9(VideoCodec(
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      96, "SVC", 320, 200, 30, 3), 1, 1);
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  EXPECT_TRUE(c1 != c2);
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  EXPECT_TRUE(c1 != c2);
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  EXPECT_TRUE(c1 != c3);
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  EXPECT_TRUE(c1 != c4);
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  EXPECT_TRUE(c1 != c5);
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  EXPECT_TRUE(c1 != c6);
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  EXPECT_TRUE(c1 != c7);
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  EXPECT_TRUE(c1 != c8);
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  EXPECT_TRUE(c1 != c9);
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  VideoEncoderConfig c10;
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  VideoEncoderConfig c11(VideoCodec(
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      0, "", 0, 0, 0, 0));
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  VideoEncoderConfig c12(VideoCodec(
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      0, "", 0, 0, 0, 0),
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      VideoEncoderConfig::kDefaultMaxThreads,
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      VideoEncoderConfig::kDefaultCpuProfile);
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  VideoEncoderConfig c13 = c1;
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  VideoEncoderConfig c14(VideoCodec(
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      0, "", 0, 0, 0, 0), 0, 0);
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  EXPECT_TRUE(c11 == c10);
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  EXPECT_TRUE(c12 == c10);
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  EXPECT_TRUE(c13 != c10);
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  EXPECT_TRUE(c13 == c1);
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  EXPECT_TRUE(c14 != c11);
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  EXPECT_TRUE(c14 != c12);
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}
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TEST_F(CodecTest, TestDataCodecMatches) {
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  // Test a codec with a static payload type.
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  DataCodec c0(95, "D", 0);
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  EXPECT_TRUE(c0.Matches(DataCodec(95, "", 0)));
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  EXPECT_FALSE(c0.Matches(DataCodec(96, "", 0)));
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  // Test a codec with a dynamic payload type.
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  DataCodec c1(96, "D", 3);
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  EXPECT_TRUE(c1.Matches(DataCodec(96, "D", 0)));
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  EXPECT_TRUE(c1.Matches(DataCodec(97, "D", 0)));
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  EXPECT_TRUE(c1.Matches(DataCodec(96, "d", 0)));
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  EXPECT_TRUE(c1.Matches(DataCodec(97, "d", 0)));
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  EXPECT_FALSE(c1.Matches(DataCodec(96, "", 0)));
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  EXPECT_FALSE(c1.Matches(DataCodec(95, "D", 0)));
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}
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TEST_F(CodecTest, TestSetParamAndGetParam) {
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  AudioCodec codec;
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  codec.SetParam("a", "1");
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  codec.SetParam("b", "x");
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  int int_value = 0;
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  EXPECT_TRUE(codec.GetParam("a", &int_value));
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  EXPECT_EQ(1, int_value);
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  EXPECT_FALSE(codec.GetParam("b", &int_value));
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  EXPECT_FALSE(codec.GetParam("c", &int_value));
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  std::string str_value;
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  EXPECT_TRUE(codec.GetParam("a", &str_value));
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  EXPECT_EQ("1", str_value);
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  EXPECT_TRUE(codec.GetParam("b", &str_value));
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  EXPECT_EQ("x", str_value);
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  EXPECT_FALSE(codec.GetParam("c", &str_value));
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}
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TEST_F(CodecTest, TestIntersectFeedbackParams) {
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  const FeedbackParam a1("a", "1");
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  const FeedbackParam b2("b", "2");
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  const FeedbackParam b3("b", "3");
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  const FeedbackParam c3("c", "3");
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  Codec c1;
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  c1.AddFeedbackParam(a1); // Only match with c2.
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  c1.AddFeedbackParam(b2); // Same param different values.
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  c1.AddFeedbackParam(c3); // Not in c2.
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  Codec c2;
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  c2.AddFeedbackParam(a1);
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  c2.AddFeedbackParam(b3);
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  c1.IntersectFeedbackParams(c2);
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  EXPECT_TRUE(c1.HasFeedbackParam(a1));
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  EXPECT_FALSE(c1.HasFeedbackParam(b2));
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  EXPECT_FALSE(c1.HasFeedbackParam(c3));
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}
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