104   priv_t * l_st = (priv_t *)effp->priv;  in sox_ladspa_getopts()  local
114     case 'r': l_st->clone = sox_true; break;  in sox_ladspa_getopts()
115     case 'l': l_st->latency_compensation = sox_true; break;  in sox_ladspa_getopts()
124     l_st->name = argv[0];  in sox_ladspa_getopts()
134       || (l_st->lth = lt_dlopenext(l_st->name)) == NULL) {  in sox_ladspa_getopts()
135     lsx_fail("could not open LADSPA plugin %s", l_st->name);  in sox_ladspa_getopts()
140   if ((ltptr.ptr = lt_dlsym(l_st->lth, "ladspa_descriptor")) == NULL) {  in sox_ladspa_getopts()
152   l_st->desc = ltptr.fn(0UL);  in sox_ladspa_getopts()
153   assert(l_st->desc);           /* We already know this will work */  in sox_ladspa_getopts()
158     while (l_st->desc && strcmp(l_st->desc->Label, argv[0]) != 0)  in sox_ladspa_getopts()
159       l_st->desc = ltptr.fn(++index);  in sox_ladspa_getopts()
160     if (l_st->desc == NULL) {  in sox_ladspa_getopts()
168   l_st->control = lsx_calloc(l_st->desc->PortCount, sizeof(LADSPA_Data));  in sox_ladspa_getopts()
169   l_st->inputs = lsx_malloc(l_st->desc->PortCount * sizeof(unsigned long));  in sox_ladspa_getopts()
170   l_st->outputs = lsx_malloc(l_st->desc->PortCount * sizeof(unsigned long));  in sox_ladspa_getopts()
172   for (i = 0; i < l_st->desc->PortCount; i++) {  in sox_ladspa_getopts()
173     const LADSPA_PortDescriptor port = l_st->desc->PortDescriptors[i];  in sox_ladspa_getopts()
187         l_st->inputs[l_st->input_count++] = i;  in sox_ladspa_getopts()
189         l_st->outputs[l_st->output_count++] = i;  in sox_ladspa_getopts()
192       if (l_st->latency_compensation &&  in sox_ladspa_getopts()
195           strcmp(l_st->desc->PortNames[i], "latency") == 0) {  in sox_ladspa_getopts()
197         l_st->latency_control_port = &l_st->control[i];  in sox_ladspa_getopts()
198         assert(*l_st->latency_control_port == 0);  in sox_ladspa_getopts()
201         if (!LADSPA_IS_HINT_HAS_DEFAULT(l_st->desc->PortRangeHints[i].HintDescriptor)) {  in sox_ladspa_getopts()
205         l_st->control[i] = ladspa_default(&(l_st->desc->PortRangeHints[i]));  in sox_ladspa_getopts()
206         lsx_debug("default argument for port %lu is %f", i, l_st->control[i]);  in sox_ladspa_getopts()
210         l_st->control[i] = (LADSPA_Data)arg;  in sox_ladspa_getopts()
211         lsx_debug("argument for port %lu is %f", i, l_st->control[i]);  in sox_ladspa_getopts()
226   priv_t * l_st = (priv_t *)effp->priv;  in sox_ladspa_start()  local
234   if (l_st->input_count == 1 && l_st->output_count == 1 &&  in sox_ladspa_start()
238     if (!l_st->clone && effp->in_signal.channels > 1) {  in sox_ladspa_start()
249     l_st->handles = lsx_malloc(effp->in_signal.channels *  in sox_ladspa_start()
252     while (l_st->handle_count < effp->in_signal.channels)  in sox_ladspa_start()
253       l_st->handles[l_st->handle_count++] = l_st->desc->instantiate(l_st->desc, rate);  in sox_ladspa_start()
261     if (l_st->input_count < effp->in_signal.channels) {  in sox_ladspa_start()
263                (unsigned)l_st->input_count, effp->in_signal.channels);  in sox_ladspa_start()
268     if (l_st->input_count > effp->in_signal.channels)  in sox_ladspa_start()
270                (unsigned)l_st->input_count, effp->in_signal.channels);  in sox_ladspa_start()
276     if (l_st->output_count != effp->out_signal.channels) {  in sox_ladspa_start()
278                effp->out_signal.channels, (unsigned)l_st->output_count);  in sox_ladspa_start()
279       effp->out_signal.channels = l_st->output_count;  in sox_ladspa_start()
282     l_st->handle_count = 1;  in sox_ladspa_start()
283     l_st->handles = lsx_malloc(sizeof(LADSPA_Handle *));  in sox_ladspa_start()
284     l_st->handles[0] = l_st->desc->instantiate(l_st->desc, rate);  in sox_ladspa_start()
288   for (h = 0; h < l_st->handle_count; h++) {  in sox_ladspa_start()
289     if (l_st->handles[h] == NULL) {  in sox_ladspa_start()
291       for (h = 0; l_st->desc->cleanup && h < l_st->handle_count; h++) {  in sox_ladspa_start()
292         if (l_st->handles[h])  in sox_ladspa_start()
293           l_st->desc->cleanup(l_st->handles[h]);  in sox_ladspa_start()
296       free(l_st->handles);  in sox_ladspa_start()
297       l_st->handle_count = 0;  in sox_ladspa_start()
303   for (i = 0; i < l_st->desc->PortCount; i++) {  in sox_ladspa_start()
304     const LADSPA_PortDescriptor port = l_st->desc->PortDescriptors[i];  in sox_ladspa_start()
307       for (h = 0; h < l_st->handle_count; h++)  in sox_ladspa_start()
308         l_st->desc->connect_port(l_st->handles[h], i, &(l_st->control[i]));  in sox_ladspa_start()
313   if (l_st->desc->activate) {  in sox_ladspa_start()
314     for (h = 0; h < l_st->handle_count; h++)  in sox_ladspa_start()
315       l_st->desc->activate(l_st->handles[h]);  in sox_ladspa_start()
327   priv_t * l_st = (priv_t *)effp->priv;  in sox_ladspa_flow()  local
331   const size_t total_input_count = l_st->input_count * l_st->handle_count;  in sox_ladspa_flow()
332   const size_t total_output_count = l_st->output_count * l_st->handle_count;  in sox_ladspa_flow()
363       handle = l_st->handles[j / l_st->input_count];  in sox_ladspa_flow()
364       port = l_st->inputs[j / l_st->handle_count];  in sox_ladspa_flow()
365       l_st->desc->connect_port(handle, port, buf + j * input_len);  in sox_ladspa_flow()
370       handle = l_st->handles[j / l_st->output_count];  in sox_ladspa_flow()
371       port = l_st->outputs[j / l_st->handle_count];  in sox_ladspa_flow()
372       l_st->desc->connect_port(handle, port, outbuf + j * output_len);  in sox_ladspa_flow()
376     for (h = 0; h < l_st->handle_count; h++)  in sox_ladspa_flow()
377       l_st->desc->run(l_st->handles[h], input_len);  in sox_ladspa_flow()
380     if (l_st->latency_control_port) {  in sox_ladspa_flow()
381       lsx_debug("latency detected is %g", *l_st->latency_control_port);  in sox_ladspa_flow()
382       l_st->in_latency = (unsigned long)floor(*l_st->latency_control_port);  in sox_ladspa_flow()
385       l_st->out_latency = l_st->in_latency;  in sox_ladspa_flow()
388       l_st->latency_control_port = NULL;  in sox_ladspa_flow()
392     l = min(output_len, l_st->in_latency);  in sox_ladspa_flow()
400     l_st->in_latency -= l;  in sox_ladspa_flow()
415   priv_t * l_st = (priv_t *)effp->priv;  in sox_ladspa_drain()  local
420   if (l_st->out_latency == 0) {  in sox_ladspa_drain()
426   isamp = l_st->out_latency * effp->in_signal.channels;  in sox_ladspa_drain()
427   dsamp = l_st->out_latency * effp->out_signal.channels;  in sox_ladspa_drain()
447   priv_t * l_st = (priv_t *)effp->priv;  in sox_ladspa_stop()  local
450   for (h = 0; h < l_st->handle_count; h++) {  in sox_ladspa_stop()
452     if (l_st->desc->deactivate)  in sox_ladspa_stop()
453       l_st->desc->deactivate(l_st->handles[h]);  in sox_ladspa_stop()
454     if (l_st->desc->cleanup)  in sox_ladspa_stop()
455       l_st->desc->cleanup(l_st->handles[h]);  in sox_ladspa_stop()
457   free(l_st->handles);  in sox_ladspa_stop()
458   l_st->handle_count = 0;  in sox_ladspa_stop()
465   priv_t * l_st = (priv_t *)effp->priv;  in sox_ladspa_kill()  local
467   free(l_st->control);  in sox_ladspa_kill()
468   free(l_st->inputs);  in sox_ladspa_kill()
469   free(l_st->outputs);  in sox_ladspa_kill()