Esempio n. 1
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        public void Analyze()
        {
            IMDType imdType = (IMDType)Enum.Parse(typeof(IMDType), comboBox_imdType.Text);

            //            double frequency1, frequency2, amplitudeRatio, imd;
            //            SeeSharpTools.JY.Audio.AudioAnalyzer.AnalyzeDualToneWave(readWaveform, sampleRate, imdType, out frequency1, out frequency2, out amplitudeRatio, out imd);
            _analyzer.SetAnalyzeParam(_globalInfo.AITask.GetSampleRate(), imdType);
            _analyzer.Analyze(_testData, _globalInfo.DelaySamples, _analyzeSize);
        }
Esempio n. 2
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        /// <summary>
        /// 分析双音色波形
        /// </summary>
        /// <param name="testData">测试波形</param>
        /// <param name="sampleRate">采样率</param>
        /// <param name="imdType">IMD类型</param>
        /// <param name="frequency1">第一频率</param>
        /// <param name="frequency2">第二频率</param>
        /// <param name="amplitudeRatio">幅度比</param>
        /// <param name="IMDInDb">IMD数值(dB)</param>
        public static void AnalyzeDualToneWave(double[] testData, double sampleRate, IMDType imdType, out double frequency1,
                                               out double frequency2, out double amplitudeRatio, out double IMDInDb)
        {
            DualToneAnalyzer analyzer = new DualToneAnalyzer();

            analyzer.SetImdType((ImdType)imdType);
            analyzer.SetDataSampleRate(sampleRate);
            analyzer.Analyze(testData, (uint)testData.Length);
            frequency1     = analyzer.GetFrequency1();
            frequency2     = analyzer.GetFrequency2();
            amplitudeRatio = analyzer.GetAmplitudeRatioF1toF2();
            IMDInDb        = analyzer.GetIMD();
        }