Line data    Source code

       1              : #include "audio_metrics_service.h"
       2              : 
       3              : namespace Amplitron {
       4              : 
       5            3 : void AudioMetricsService::update(IAudioEngine& engine, float dt) {
       6              :     // 1. Update Level Analyzer
       7            3 :     const float input_rms = engine.get_input_rms();
       8            3 :     const float output_rms = engine.get_output_rms();
       9            3 :     const bool input_clipped = engine.consume_input_clipped();
      10            3 :     const bool output_clipped = engine.consume_output_clipped();
      11            3 :     level_analyzer_.update(input_rms, output_rms, input_clipped, output_clipped, dt);
      12              : 
      13              :     // 2. Update Spectrum Analyzer
      14            3 :     const uint64_t seq = engine.get_analyzer_sequence();
      15            3 :     if (seq == analyzer_last_sequence_ && seq != 0) {
      16            0 :         spectrum_analyzer_.update(analyzer_input_buf_.data(), analyzer_output_buf_.data(),
      17            0 :                                   engine.get_sample_rate(), dt);
      18            0 :         return;
      19              :     }
      20              : 
      21            5 :     if (engine.copy_analyzer_snapshot(analyzer_input_buf_.data(), analyzer_output_buf_.data(),
      22              :                                       IAudioEngine::ANALYZER_FFT_SIZE)) {
      23            0 :         spectrum_analyzer_.update(analyzer_input_buf_.data(), analyzer_output_buf_.data(),
      24            0 :                                   engine.get_sample_rate(), dt);
      25            0 :         analyzer_last_sequence_ = seq;
      26            0 :     }
      27            1 : }
      28              : 
      29              : }  // namespace Amplitron