d4e598d57a
git-svn-id: http://webrtc.googlecode.com/svn/trunk@6799 4adac7df-926f-26a2-2b94-8c16560cd09d
398 lines
13 KiB
C++
398 lines
13 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 "webrtc/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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using cricket::kCodecParamAssociatedPayloadType;
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using cricket::kCodecParamMaxBitrate;
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using cricket::kCodecParamMinBitrate;
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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, TestSetParamGetParamAndRemoveParam) {
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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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EXPECT_TRUE(codec.RemoveParam("a"));
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EXPECT_FALSE(codec.RemoveParam("c"));
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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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TEST_F(CodecTest, TestGetCodecType) {
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// Codec type comparison should be case insenstive on names.
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const VideoCodec codec(96, "V", 320, 200, 30, 3);
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const VideoCodec rtx_codec(96, "rTx", 320, 200, 30, 3);
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const VideoCodec ulpfec_codec(96, "ulpFeC", 320, 200, 30, 3);
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const VideoCodec red_codec(96, "ReD", 320, 200, 30, 3);
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EXPECT_EQ(VideoCodec::CODEC_VIDEO, codec.GetCodecType());
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EXPECT_EQ(VideoCodec::CODEC_RTX, rtx_codec.GetCodecType());
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EXPECT_EQ(VideoCodec::CODEC_ULPFEC, ulpfec_codec.GetCodecType());
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EXPECT_EQ(VideoCodec::CODEC_RED, red_codec.GetCodecType());
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}
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TEST_F(CodecTest, TestCreateRtxCodec) {
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VideoCodec rtx_codec = VideoCodec::CreateRtxCodec(96, 120);
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EXPECT_EQ(96, rtx_codec.id);
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EXPECT_EQ(VideoCodec::CODEC_RTX, rtx_codec.GetCodecType());
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int associated_payload_type;
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ASSERT_TRUE(rtx_codec.GetParam(kCodecParamAssociatedPayloadType,
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&associated_payload_type));
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EXPECT_EQ(120, associated_payload_type);
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}
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TEST_F(CodecTest, TestValidateCodecFormat) {
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const VideoCodec codec(96, "V", 320, 200, 30, 3);
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ASSERT_TRUE(codec.ValidateCodecFormat());
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// Accept 0-127 as payload types.
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VideoCodec low_payload_type = codec;
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low_payload_type.id = 0;
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VideoCodec high_payload_type = codec;
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high_payload_type.id = 127;
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ASSERT_TRUE(low_payload_type.ValidateCodecFormat());
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EXPECT_TRUE(high_payload_type.ValidateCodecFormat());
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// Reject negative payloads.
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VideoCodec negative_payload_type = codec;
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negative_payload_type.id = -1;
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EXPECT_FALSE(negative_payload_type.ValidateCodecFormat());
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// Reject too-high payloads.
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VideoCodec too_high_payload_type = codec;
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too_high_payload_type.id = 128;
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EXPECT_FALSE(too_high_payload_type.ValidateCodecFormat());
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// Reject zero-width codecs.
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VideoCodec zero_width = codec;
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zero_width.width = 0;
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EXPECT_FALSE(zero_width.ValidateCodecFormat());
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// Reject zero-height codecs.
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VideoCodec zero_height = codec;
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zero_height.height = 0;
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EXPECT_FALSE(zero_height.ValidateCodecFormat());
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// Accept non-video codecs with zero dimensions.
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VideoCodec zero_width_rtx_codec = VideoCodec::CreateRtxCodec(96, 120);
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zero_width_rtx_codec.width = 0;
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EXPECT_TRUE(zero_width_rtx_codec.ValidateCodecFormat());
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// Reject codecs with min bitrate > max bitrate.
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VideoCodec incorrect_bitrates = codec;
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incorrect_bitrates.params[kCodecParamMinBitrate] = "100";
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incorrect_bitrates.params[kCodecParamMaxBitrate] = "80";
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EXPECT_FALSE(incorrect_bitrates.ValidateCodecFormat());
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// Accept min bitrate == max bitrate.
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VideoCodec equal_bitrates = codec;
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equal_bitrates.params[kCodecParamMinBitrate] = "100";
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equal_bitrates.params[kCodecParamMaxBitrate] = "100";
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EXPECT_TRUE(equal_bitrates.ValidateCodecFormat());
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// Accept min bitrate < max bitrate.
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VideoCodec different_bitrates = codec;
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different_bitrates.params[kCodecParamMinBitrate] = "99";
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different_bitrates.params[kCodecParamMaxBitrate] = "100";
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EXPECT_TRUE(different_bitrates.ValidateCodecFormat());
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}
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