557 uint32_t visualizer_get_delta_time_ms_from_updated_time(visualizer_context_t* visu_ctxt) {  in visualizer_get_delta_time_ms_from_updated_time()  argument
559     if (visu_ctxt->buffer_update_time.tv_sec != 0) {  in visualizer_get_delta_time_ms_from_updated_time()
562             time_t secs = ts.tv_sec - visu_ctxt->buffer_update_time.tv_sec;  in visualizer_get_delta_time_ms_from_updated_time()
563             long nsec = ts.tv_nsec - visu_ctxt->buffer_update_time.tv_nsec;  in visualizer_get_delta_time_ms_from_updated_time()
576     visualizer_context_t * visu_ctxt = (visualizer_context_t *)context;  in visualizer_reset()  local
578     visu_ctxt->capture_idx = 0;  in visualizer_reset()
579     visu_ctxt->last_capture_idx = 0;  in visualizer_reset()
580     visu_ctxt->buffer_update_time.tv_sec = 0;  in visualizer_reset()
581     visu_ctxt->latency = DSP_OUTPUT_LATENCY_MS;  in visualizer_reset()
582     memset(visu_ctxt->capture_buf, 0x80, CAPTURE_BUF_SIZE);  in visualizer_reset()
590     visualizer_context_t * visu_ctxt = (visualizer_context_t *)context;  in visualizer_init()  local
609     visu_ctxt->capture_size = VISUALIZER_CAPTURE_SIZE_MAX;  in visualizer_init()
610     visu_ctxt->scaling_mode = VISUALIZER_SCALING_MODE_NORMALIZED;  in visualizer_init()
613     visu_ctxt->channel_count = audio_channel_count_from_out_mask(context->config.inputCfg.channels);  in visualizer_init()
614     visu_ctxt->meas_mode = MEASUREMENT_MODE_NONE;  in visualizer_init()
615     visu_ctxt->meas_wndw_size_in_buffers = MEASUREMENT_WINDOW_MAX_SIZE_IN_BUFFERS;  in visualizer_init()
616     visu_ctxt->meas_buffer_idx = 0;  in visualizer_init()
617     for (i=0 ; i<visu_ctxt->meas_wndw_size_in_buffers ; i++) {  in visualizer_init()
618         visu_ctxt->past_meas[i].is_valid = false;  in visualizer_init()
619         visu_ctxt->past_meas[i].peak_u16 = 0;  in visualizer_init()
620         visu_ctxt->past_meas[i].rms_squared = 0;  in visualizer_init()
643     visualizer_context_t *visu_ctxt = (visualizer_context_t *)context;  in visualizer_get_parameter()  local
653         ALOGV("%s get capture_size = %d", __func__, visu_ctxt->capture_size);  in visualizer_get_parameter()
654         *((uint32_t *)p->data + 1) = visu_ctxt->capture_size;  in visualizer_get_parameter()
659         ALOGV("%s get scaling_mode = %d", __func__, visu_ctxt->scaling_mode);  in visualizer_get_parameter()
660         *((uint32_t *)p->data + 1) = visu_ctxt->scaling_mode;  in visualizer_get_parameter()
665         ALOGV("%s get meas_mode = %d", __func__, visu_ctxt->meas_mode);  in visualizer_get_parameter()
666         *((uint32_t *)p->data + 1) = visu_ctxt->meas_mode;  in visualizer_get_parameter()
678     visualizer_context_t *visu_ctxt = (visualizer_context_t *)context;  in visualizer_set_parameter()  local
685         visu_ctxt->capture_size = *((uint32_t *)p->data + 1);  in visualizer_set_parameter()
686         ALOGV("%s set capture_size = %d", __func__, visu_ctxt->capture_size);  in visualizer_set_parameter()
689         visu_ctxt->scaling_mode = *((uint32_t *)p->data + 1);  in visualizer_set_parameter()
690         ALOGV("%s set scaling_mode = %d", __func__, visu_ctxt->scaling_mode);  in visualizer_set_parameter()
695         ALOGV("%s set latency = %d", __func__, visu_ctxt->latency);  in visualizer_set_parameter()
698         visu_ctxt->meas_mode = *((uint32_t *)p->data + 1);  in visualizer_set_parameter()
699         ALOGV("%s set meas_mode = %d", __func__, visu_ctxt->meas_mode);  in visualizer_set_parameter()
712     visualizer_context_t *visu_ctxt = (visualizer_context_t *)context;  in visualizer_process()  local
725     if (visu_ctxt->meas_mode & MEASUREMENT_MODE_PEAK_RMS) {  in visualizer_process()
730         for (inIdx = 0 ; inIdx < inBuffer->frameCount * visu_ctxt->channel_count ; inIdx++) {  in visualizer_process()
739         visu_ctxt->past_meas[visu_ctxt->meas_buffer_idx].peak_u16 = (uint16_t)max_sample;  in visualizer_process()
740         visu_ctxt->past_meas[visu_ctxt->meas_buffer_idx].rms_squared =  in visualizer_process()
741                 rms_squared_acc / (inBuffer->frameCount * visu_ctxt->channel_count);  in visualizer_process()
742         visu_ctxt->past_meas[visu_ctxt->meas_buffer_idx].is_valid = true;  in visualizer_process()
743         if (++visu_ctxt->meas_buffer_idx >= visu_ctxt->meas_wndw_size_in_buffers) {  in visualizer_process()
744             visu_ctxt->meas_buffer_idx = 0;  in visualizer_process()
751     if (visu_ctxt->scaling_mode == VISUALIZER_SCALING_MODE_NORMALIZED) {  in visualizer_process()
774         assert(visu_ctxt->scaling_mode == VISUALIZER_SCALING_MODE_AS_PLAYED);  in visualizer_process()
780     uint8_t *buf = visu_ctxt->capture_buf;  in visualizer_process()
781     for (in_idx = 0, capt_idx = visu_ctxt->capture_idx;  in visualizer_process()
795     visu_ctxt->capture_idx = capt_idx;  in visualizer_process()
797     if (clock_gettime(CLOCK_MONOTONIC, &visu_ctxt->buffer_update_time) < 0) {  in visualizer_process()
798         visu_ctxt->buffer_update_time.tv_sec = 0;  in visualizer_process()
812     visualizer_context_t * visu_ctxt = (visualizer_context_t *)context;  in visualizer_command()  local
816         if (pReplyData == NULL || *replySize != visu_ctxt->capture_size) {  in visualizer_command()
818                   __func__, *replySize, visu_ctxt->capture_size);  in visualizer_command()
826             int32_t latency_ms = visu_ctxt->latency;  in visualizer_command()
827             const uint32_t delta_ms = visualizer_get_delta_time_ms_from_updated_time(visu_ctxt);  in visualizer_command()
834             int32_t capture_point = visu_ctxt->capture_idx - visu_ctxt->capture_size - delta_smp;  in visualizer_command()
835             int32_t capture_size = visu_ctxt->capture_size;  in visualizer_command()
842                        visu_ctxt->capture_buf + CAPTURE_BUF_SIZE + capture_point,  in visualizer_command()
849                    visu_ctxt->capture_buf + capture_point,  in visualizer_command()
855             if ((visu_ctxt->last_capture_idx == visu_ctxt->capture_idx) &&  in visualizer_command()
856                     (visu_ctxt->buffer_update_time.tv_sec != 0)) {  in visualizer_command()
859                     visu_ctxt->buffer_update_time.tv_sec = 0;  in visualizer_command()
860                     memset(pReplyData, 0x80, visu_ctxt->capture_size);  in visualizer_command()
863             visu_ctxt->last_capture_idx = visu_ctxt->capture_idx;  in visualizer_command()
865             memset(pReplyData, 0x80, visu_ctxt->capture_size);  in visualizer_command()
875         const int32_t delay_ms = visualizer_get_delta_time_ms_from_updated_time(visu_ctxt);  in visualizer_command()
879             for (i=0 ; i<visu_ctxt->meas_wndw_size_in_buffers ; i++) {  in visualizer_command()
880                 visu_ctxt->past_meas[i].is_valid = false;  in visualizer_command()
881                 visu_ctxt->past_meas[i].peak_u16 = 0;  in visualizer_command()
882                 visu_ctxt->past_meas[i].rms_squared = 0;  in visualizer_command()
884             visu_ctxt->meas_buffer_idx = 0;  in visualizer_command()
890             for (i=0 ; i < visu_ctxt->meas_wndw_size_in_buffers ; i++) {  in visualizer_command()
891                 if (visu_ctxt->past_meas[i].is_valid) {  in visualizer_command()
892                     if (visu_ctxt->past_meas[i].peak_u16 > peak_u16) {  in visualizer_command()
893                         peak_u16 = visu_ctxt->past_meas[i].peak_u16;  in visualizer_command()
895                     sum_rms_squared += visu_ctxt->past_meas[i].rms_squared;  in visualizer_command()
954         visualizer_context_t *visu_ctxt = (visualizer_context_t *)calloc(1,  in effect_lib_create()  local
956         context = (effect_context_t *)visu_ctxt;  in effect_lib_create()