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/*
* Copyright (c) 2014 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 "testing/gtest/include/gtest/gtest.h"
#include "webrtc/common_types.h"
namespace webrtc {
// Builds VP8 codec with 0 simulcast streams.
void BuildVP8Codec(webrtc::VideoCodec* video_codec) {
video_codec->codecType = kVideoCodecVP8;
strncpy(video_codec->plName, "VP8", 4);
video_codec->plType = 100;
video_codec->width = 1280;
video_codec->height = 720;
video_codec->startBitrate = 1000; // kbps
video_codec->maxBitrate = 2000; // kbps
video_codec->minBitrate = 1000; // kbps
video_codec->maxFramerate = 30;
video_codec->qpMax = 50;
video_codec->numberOfSimulcastStreams = 0;
video_codec->mode = kRealtimeVideo;
// Set VP8 codec specific info.
video_codec->codecSpecific.VP8.pictureLossIndicationOn = true;
video_codec->codecSpecific.VP8.feedbackModeOn = true;
video_codec->codecSpecific.VP8.complexity = kComplexityNormal;
video_codec->codecSpecific.VP8.resilience = kResilienceOff;
video_codec->codecSpecific.VP8.numberOfTemporalLayers = 0;
video_codec->codecSpecific.VP8.denoisingOn = true;
video_codec->codecSpecific.VP8.errorConcealmentOn = true;
video_codec->codecSpecific.VP8.automaticResizeOn = true;
video_codec->codecSpecific.VP8.frameDroppingOn = true;
video_codec->codecSpecific.VP8.keyFrameInterval = 200;
}
void SetSimulcastSettings(webrtc::VideoCodec* video_codec) {
// Simulcast settings.
video_codec->numberOfSimulcastStreams = 1;
video_codec->simulcastStream[0].width = 320;
video_codec->simulcastStream[0].height = 180;
video_codec->simulcastStream[0].numberOfTemporalLayers = 0;
video_codec->simulcastStream[0].maxBitrate = 100;
video_codec->simulcastStream[0].targetBitrate = 100;
video_codec->simulcastStream[0].minBitrate = 0;
video_codec->simulcastStream[0].qpMax = video_codec->qpMax;
}
// This test compares two VideoCodecInst objects except codec specific and
// simulcast streams.
TEST(ViECodecTest, TestCompareCodecs) {
VideoCodec codec1, codec2;
memset(&codec1, 0, sizeof(VideoCodec));
memset(&codec2, 0, sizeof(VideoCodec));
BuildVP8Codec(&codec1);
BuildVP8Codec(&codec2);
EXPECT_TRUE(codec1 == codec2);
EXPECT_FALSE(codec1 != codec2);
// plname is case insensitive.
strncpy(codec2.plName, "vp8", 4);
EXPECT_TRUE(codec1 == codec2);
codec2.codecType = kVideoCodecUnknown;
EXPECT_FALSE(codec1 == codec2);
// Modify pltype.
BuildVP8Codec(&codec2);
codec2.plType = 101;
EXPECT_FALSE(codec1 == codec2);
// Modifing height and width.
BuildVP8Codec(&codec2);
codec2.width = 640;
codec2.height = 480;
EXPECT_FALSE(codec1 == codec2);
// Modify framerate, default value is 30.
BuildVP8Codec(&codec2);
codec2.maxFramerate = 15;
EXPECT_FALSE(codec1 == codec2);
// Modifying startBitrate, default value is 1000 kbps.
BuildVP8Codec(&codec2);
codec2.startBitrate = 2000;
EXPECT_FALSE(codec1 == codec2);
// maxBitrate
BuildVP8Codec(&codec2);
codec2.startBitrate = 3000;
EXPECT_FALSE(codec1 == codec2);
// minBirate
BuildVP8Codec(&codec2);
codec2.startBitrate = 500;
EXPECT_FALSE(codec1 == codec2);
// Modify qpMax.
BuildVP8Codec(&codec2);
codec2.qpMax = 100;
EXPECT_FALSE(codec1 == codec2);
// Modify mode
BuildVP8Codec(&codec2);
codec2.mode = kScreensharing;
EXPECT_FALSE(codec1 == codec2);
}
// Test VP8 specific comparision.
TEST(ViECodecTest, TestCompareVP8CodecSpecific) {
VideoCodec codec1, codec2;
memset(&codec1, 0, sizeof(VideoCodec));
memset(&codec2, 0, sizeof(VideoCodec));
BuildVP8Codec(&codec1);
BuildVP8Codec(&codec2);
EXPECT_TRUE(codec1 == codec2);
// pictureLossIndicationOn
codec2.codecSpecific.VP8.pictureLossIndicationOn = false;
EXPECT_FALSE(codec1 == codec2);
// feedbackModeOn
BuildVP8Codec(&codec2);
codec2.codecSpecific.VP8.feedbackModeOn = false;
EXPECT_FALSE(codec1 == codec2);
// complexity
BuildVP8Codec(&codec2);
codec2.codecSpecific.VP8.complexity = kComplexityHigh;
EXPECT_FALSE(codec1 == codec2);
// resilience
BuildVP8Codec(&codec2);
codec2.codecSpecific.VP8.resilience = kResilientStream;
EXPECT_FALSE(codec1 == codec2);
// numberOfTemporalLayers
BuildVP8Codec(&codec2);
codec2.codecSpecific.VP8.numberOfTemporalLayers = 2;
EXPECT_FALSE(codec1 == codec2);
// denoisingOn
BuildVP8Codec(&codec2);
codec2.codecSpecific.VP8.denoisingOn = false;
EXPECT_FALSE(codec1 == codec2);
// errorConcealmentOn
BuildVP8Codec(&codec2);
codec2.codecSpecific.VP8.errorConcealmentOn = false;
EXPECT_FALSE(codec1 == codec2);
// pictureLossIndicationOn
BuildVP8Codec(&codec2);
codec2.codecSpecific.VP8.automaticResizeOn = false;
EXPECT_FALSE(codec1 == codec2);
// frameDroppingOn
BuildVP8Codec(&codec2);
codec2.codecSpecific.VP8.frameDroppingOn = false;
EXPECT_FALSE(codec1 == codec2);
// keyFrameInterval
BuildVP8Codec(&codec2);
codec2.codecSpecific.VP8.keyFrameInterval = 100;
EXPECT_FALSE(codec1 == codec2);
}
// This test compares simulcast stream information in VideoCodec.
TEST(ViECodecTest, TestCompareSimulcastStreams) {
VideoCodec codec1, codec2;
memset(&codec1, 0, sizeof(VideoCodec));
memset(&codec2, 0, sizeof(VideoCodec));
BuildVP8Codec(&codec1);
BuildVP8Codec(&codec2);
// Set simulacast settings.
SetSimulcastSettings(&codec1);
SetSimulcastSettings(&codec2);
EXPECT_TRUE(codec1 == codec2);
// Modify number of streams.
codec2.numberOfSimulcastStreams = 2;
EXPECT_FALSE(codec1 == codec2);
// Resetting steram count.
codec2.numberOfSimulcastStreams = 1;
// Modify height and width in codec2.
codec2.simulcastStream[0].width = 640;
codec2.simulcastStream[0].height = 480;
EXPECT_FALSE(codec1 == codec2);
// numberOfTemporalLayers
SetSimulcastSettings(&codec2);
codec2.simulcastStream[0].numberOfTemporalLayers = 2;
EXPECT_FALSE(codec1 == codec2);
// maxBitrate
SetSimulcastSettings(&codec2);
codec2.simulcastStream[0].maxBitrate = 1000;
EXPECT_FALSE(codec1 == codec2);
// targetBitrate
SetSimulcastSettings(&codec2);
codec2.simulcastStream[0].targetBitrate = 1000;
EXPECT_FALSE(codec1 == codec2);
// minBitrate
SetSimulcastSettings(&codec2);
codec2.simulcastStream[0].minBitrate = 50;
EXPECT_FALSE(codec1 == codec2);
// qpMax
SetSimulcastSettings(&codec2);
codec2.simulcastStream[0].qpMax = 100;
EXPECT_FALSE(codec1 == codec2);
}
} // namespace webrtc
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