C++ (Cpp) jack_recompute_total_latencies Examples

Example #1

File: latency.c Project: stetre/luajack

static int RecomputeTotalLatencies(lua_State *L)
    {
    cud_t *cud = cud_check(L, 1);
    int rc = jack_recompute_total_latencies(cud->client);
    if(rc!=0)
        return luajack_strerror(L, rc);
    return 0;
    }

Example #2

File: mfp_jack.c Project: wrl/mfp

static int 
reorder_cb (void * ctxt_arg) 
{
    mfp_context * ctxt = (mfp_context *)ctxt_arg;
    jack_latency_range_t range;
    int portno;
    int lastval;
    int maxval;
    int num_inports = mfp_num_input_buffers(ctxt);
    int num_outports = mfp_num_output_buffers(ctxt);

    jack_recompute_total_latencies(ctxt->info.jack->client);
    maxval = 0;
    for (portno = 0; portno < num_inports; portno++) {
        jack_port_get_latency_range(g_array_index(ctxt->info.jack->input_ports, 
                                                  jack_port_t *, portno),
                                    JackCaptureLatency, & range); 
        if (range.max > maxval) {
            maxval = range.max;
        }

        lastval = jack_port_get_total_latency(ctxt->info.jack->client, 
                                              g_array_index(ctxt->info.jack->input_ports, 
                                                            jack_port_t *, portno));
        if (lastval > maxval) {
            maxval = lastval;
        }

    }
    mfp_in_latency = 1000.0 * maxval / ctxt->samplerate;

    maxval = 0;
    for (portno = 0; portno < num_outports; portno++) {
        jack_port_get_latency_range(g_array_index(ctxt->info.jack->output_ports, 
                                                  jack_port_t *,  portno),
                                    JackPlaybackLatency, & range); 
        if (range.max > maxval) {
            maxval = range.max;
        }
        lastval = jack_port_get_total_latency(ctxt->info.jack->client, 
                                              g_array_index(ctxt->info.jack->output_ports, 
                                                            jack_port_t *, portno));
        if (lastval > maxval) {
            maxval = lastval;
        }
    }

    mfp_out_latency = 1000.0 * maxval / ctxt->samplerate;

    /* mfp_dsp_send_response_float(NULL, 1, 0.0); */
    return 0;
}

Example #3

File: Client.C Project: 0mk/non

 void
 Client::recompute_latencies ( void )
 {
     jack_recompute_total_latencies( _client );
 }