GPG Key ID:
022EAE42313D70F3
10 changed files with 474 additions and 7 deletions
@ -0,0 +1,245 @@
@@ -0,0 +1,245 @@
|
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/*
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* Copyright (C) 2020 Alexandros Theodotou <alex at zrythm dot org> |
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* |
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* This file is part of ZPlugins |
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* |
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* ZPlugins is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* ZPlugins is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Affero Public License |
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* along with ZPlugins. If not, see <https://www.gnu.org/licenses/>.
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*/ |
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#include PLUGIN_CONFIG |
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#include <float.h> |
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#include <math.h> |
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#include <stdlib.h> |
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#include <stdint.h> |
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#include <stdio.h> |
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#include <time.h> |
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#include <sys/time.h> |
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#include "../math.h" |
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#include PLUGIN_COMMON |
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#include "soundpipe.h" |
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typedef struct Limiter |
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{ |
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/** Plugin ports. */ |
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const LV2_Atom_Sequence* control; |
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LV2_Atom_Sequence* notify; |
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const float * stereo_in_l; |
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const float * stereo_in_r; |
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const float * attack; |
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const float * release; |
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const float * threshold; |
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/* outputs */ |
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float * stereo_out_l; |
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float * stereo_out_r; |
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LimiterCommon common; |
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sp_data * sp; |
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sp_peaklim * limiter; |
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} Limiter; |
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static LV2_Handle |
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instantiate ( |
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const LV2_Descriptor* descriptor, |
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double rate, |
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const char* bundle_path, |
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const LV2_Feature* const* features) |
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{ |
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Limiter * self = calloc (1, sizeof (Limiter)); |
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SET_SAMPLERATE (self, rate); |
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PluginCommon * pl_common = &self->common.pl_common; |
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int ret = |
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plugin_common_instantiate ( |
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pl_common, features, false); |
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if (ret) |
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goto fail; |
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/* map uris */ |
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map_uris (pl_common->map, &self->common); |
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/* init atom forge */ |
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lv2_atom_forge_init ( |
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&pl_common->forge, pl_common->map); |
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/* init logger */ |
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lv2_log_logger_init ( |
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&pl_common->logger, pl_common->map, pl_common->log); |
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return (LV2_Handle) self; |
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fail: |
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free (self); |
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return NULL; |
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} |
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static void |
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connect_port ( |
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LV2_Handle instance, |
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uint32_t port, |
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void * data) |
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{ |
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Limiter * self = (Limiter *) instance; |
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switch ((PortIndex) port) |
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{ |
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case LIMITER_CONTROL: |
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self->control = |
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(const LV2_Atom_Sequence *) data; |
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break; |
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case LIMITER_NOTIFY: |
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self->notify = |
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(LV2_Atom_Sequence *) data; |
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break; |
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case LIMITER_STEREO_IN_L: |
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self->stereo_in_l = (const float *) data; |
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break; |
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case LIMITER_STEREO_IN_R: |
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self->stereo_in_r = (const float *) data; |
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break; |
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case LIMITER_ATTACK: |
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self->attack = (const float *) data; |
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break; |
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case LIMITER_RELEASE: |
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self->release = (const float *) data; |
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break; |
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case LIMITER_THRESHOLD: |
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self->threshold = (const float *) data; |
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break; |
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case LIMITER_STEREO_OUT_L: |
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self->stereo_out_l = (float *) data; |
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break; |
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case LIMITER_STEREO_OUT_R: |
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self->stereo_out_r = (float *) data; |
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break; |
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default: |
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break; |
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} |
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} |
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static void |
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activate ( |
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LV2_Handle instance) |
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{ |
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Limiter * self = (Limiter*) instance; |
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sp_create (&self->sp); |
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sp_peaklim_create (&self->limiter); |
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sp_peaklim_init (self->sp, self->limiter); |
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} |
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static void |
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run ( |
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LV2_Handle instance, |
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uint32_t n_samples) |
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{ |
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Limiter * self = (Limiter *) instance; |
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#ifdef TRIAL_VER |
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if (get_time_since_instantiation ( |
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&self->common.pl_common) > SECONDS_TO_SILENCE) |
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return; |
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#endif |
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#if 0 |
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struct timeval tp; |
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gettimeofday(&tp, NULL); |
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long int ms = tp.tv_sec * 1000000 + tp.tv_usec; |
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#endif |
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/* read incoming events from host and UI */ |
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LV2_ATOM_SEQUENCE_FOREACH ( |
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self->control, ev) |
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{ |
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/* TODO */ |
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} |
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/* compress */ |
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self->limiter->thresh = *self->threshold; |
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self->limiter->atk = *self->attack; |
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self->limiter->rel = *self->release; |
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for (uint32_t i = 0; i < n_samples; i++) |
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{ |
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float current_in = self->stereo_in_l[i]; |
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sp_peaklim_compute ( |
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self->sp, self->limiter, |
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¤t_in, &self->stereo_out_l[i]); |
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current_in = self->stereo_in_r[i]; |
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sp_peaklim_compute ( |
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self->sp, self->limiter, |
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¤t_in, &self->stereo_out_r[i]); |
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} |
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#if 0 |
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gettimeofday(&tp, NULL); |
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ms = (tp.tv_sec * 1000000 + tp.tv_usec) - ms; |
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printf("us taken %ld\n", ms); |
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#endif |
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} |
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static void |
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deactivate ( |
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LV2_Handle instance) |
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{ |
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Limiter * self = (Limiter *) instance; |
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sp_destroy (&self->sp); |
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sp_peaklim_destroy (&self->limiter); |
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} |
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static void |
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cleanup ( |
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LV2_Handle instance) |
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{ |
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Limiter * self = (Limiter *) instance; |
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free (self); |
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} |
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static const void* |
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extension_data ( |
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const char * uri) |
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{ |
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return NULL; |
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} |
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static const LV2_Descriptor descriptor = { |
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PLUGIN_URI, |
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instantiate, |
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connect_port, |
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activate, |
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run, |
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deactivate, |
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cleanup, |
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extension_data |
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}; |
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LV2_SYMBOL_EXPORT |
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const LV2_Descriptor* |
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lv2_descriptor ( |
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uint32_t index) |
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{ |
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switch (index) |
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{ |
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case 0: |
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return &descriptor; |
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default: |
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return NULL; |
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} |
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} |
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@ -0,0 +1,87 @@
@@ -0,0 +1,87 @@
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/*
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* Copyright (C) 2020 Alexandros Theodotou <alex at zrythm dot org> |
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* |
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* This file is part of ZPlugins |
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* |
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* ZPlugins is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
||||
* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* ZPlugins is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Affero Public License |
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* along with ZPlugins. If not, see <https://www.gnu.org/licenses/>.
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*/ |
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/**
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* \file |
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* |
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* Common code for both the DSP and the UI. |
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*/ |
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#ifndef __Z_COMPRESSOR_COMMON_H__ |
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#define __Z_COMPRESSOR_COMMON_H__ |
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#include PLUGIN_CONFIG |
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#include "../common.h" |
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typedef struct LimiterUris |
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{ |
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} LimiterUris; |
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typedef enum PortIndex |
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{ |
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/** GUI to plugin communication. */ |
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LIMITER_CONTROL, |
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/** Plugin to UI communication. */ |
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LIMITER_NOTIFY, |
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LIMITER_STEREO_IN_L, |
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LIMITER_STEREO_IN_R, |
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LIMITER_ATTACK, |
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LIMITER_RELEASE, |
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LIMITER_THRESHOLD, |
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/** Outputs. */ |
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LIMITER_STEREO_OUT_L, |
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LIMITER_STEREO_OUT_R, |
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NUM_PORTS, |
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} PortIndex; |
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/**
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* Group of variables needed by both the DSP and |
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* the UI. |
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*/ |
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typedef struct LimiterCommon |
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{ |
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/** URIs. */ |
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LimiterUris uris; |
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PluginCommon pl_common; |
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} LimiterCommon; |
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static inline void |
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map_uris ( |
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LV2_URID_Map* urid_map, |
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LimiterCommon * limiter_common) |
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{ |
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map_common_uris ( |
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urid_map, &limiter_common->pl_common.uris); |
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#define MAP(x,uri) \ |
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limiter_common->uris.x = \ |
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urid_map->map (urid_map->handle, uri) |
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/* custom URIs */ |
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#undef MAP |
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} |
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#endif |
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@ -0,0 +1,133 @@
@@ -0,0 +1,133 @@
|
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/*
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* Copyright (C) 2020 Alexandros Theodotou <alex at zrythm dot org> |
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* |
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* This file is part of ZPlugins |
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* |
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* ZPlugins is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
||||
* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* ZPlugins is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Affero Public License |
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* along with ZPlugins. If not, see <https://www.gnu.org/licenses/>.
|
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*/ |
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static void |
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print_ttl (FILE * f) |
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{ |
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fprintf (f, |
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"@prefix atom: <http://lv2plug.in/ns/ext/atom#> .\n\
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@prefix doap: <http://usefulinc.com/ns/doap#> .\n\ |
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@prefix log: <http://lv2plug.in/ns/ext/log#> .\n\ |
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@prefix lv2: <http://lv2plug.in/ns/lv2core#> .\n\ |
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@prefix midi: <http://lv2plug.in/ns/ext/midi#> .\n\ |
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@prefix pprop: <http://lv2plug.in/ns/ext/port-props#> .\n\ |
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@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .\n\ |
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@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .\n\ |
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@prefix rsz: <http://lv2plug.in/ns/ext/resize-port#> .\n\ |
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@prefix time: <http://lv2plug.in/ns/ext/time#> .\n\ |
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@prefix urid: <http://lv2plug.in/ns/ext/urid#> .\n\ |
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@prefix ui: <http://lv2plug.in/ns/extensions/ui#> .\n\ |
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@prefix units: <http://lv2plug.in/ns/extensions/units#> .\n\ |
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@prefix work: <http://lv2plug.in/ns/ext/worker#> .\n\n");
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fprintf (f, |
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"<" PLUGIN_URI ">\n\
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a lv2:Plugin,\n\ |
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lv2:" PLUGIN_TYPE " ;\n\ |
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doap:name \"" PLUGIN_NAME "\" ;\n\
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doap:license <https://www.gnu.org/licenses/agpl-3.0.html> ;\n\ |
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lv2:project <" PROJECT_URI "> ;\n\ |
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lv2:requiredFeature urid:map ;\n\ |
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lv2:optionalFeature log:log ,\n\ |
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lv2:hardRTCapable ;\n\ |
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lv2:port [\n\ |
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a lv2:InputPort ,\n\ |
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atom:AtomPort ;\n\ |
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atom:bufferType atom:Sequence ;\n\ |
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lv2:index 0 ;\n\ |
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lv2:designation lv2:control ;\n\ |
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lv2:symbol \"control\" ;\n\
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lv2:name \"Control\" ;\n\
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rdfs:comment \"GUI/host to plugin communication\" ;\n\
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] , [\n\ |
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a lv2:OutputPort ,\n\ |
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atom:AtomPort ;\n\ |
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atom:bufferType atom:Sequence ;\n\ |
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lv2:index 1 ;\n\ |
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lv2:designation lv2:control ;\n\ |
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lv2:symbol \"notify\" ;\n\
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lv2:name \"Notify\" ;\n\
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rdfs:comment \"Plugin to GUI communication\" ;\n\
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] , [\n\ |
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a lv2:InputPort ,\n\ |
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lv2:AudioPort ;\n\ |
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lv2:index 2 ;\n\ |
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lv2:symbol \"stereo_in_l\" ;\n\
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lv2:name \"Stereo In L\" ;\n\
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] , [\n\ |
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a lv2:InputPort ,\n\ |
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lv2:AudioPort ;\n\ |
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lv2:index 3 ;\n\ |
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lv2:symbol \"stereo_in_r\" ;\n\
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lv2:name \"Stereo In R\" ;\n\
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] , [\n\ |
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a lv2:InputPort ,\n\ |
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lv2:ControlPort ;\n\ |
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lv2:index 4 ;\n\ |
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lv2:symbol \"attack\" ;\n\
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lv2:name \"Attack\" ;\n\
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lv2:default %f ;\n\ |
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lv2:minimum %f ;\n\ |
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lv2:maximum %f ;\n\ |
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lv2:portProperty pprop:logarithmic; \n\ |
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units:unit units:s ;\n\ |
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rdfs:comment \"Attack time\" ;\n\
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] , [\n\ |
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a lv2:InputPort ,\n\ |
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lv2:ControlPort ;\n\ |
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lv2:index 5 ;\n\ |
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lv2:symbol \"release\" ;\n\
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lv2:name \"Release\" ;\n\
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lv2:default %f ;\n\ |
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lv2:minimum %f ;\n\ |
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lv2:maximum %f ;\n\ |
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lv2:portProperty pprop:logarithmic; \n\ |
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units:unit units:s ;\n\ |
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rdfs:comment \"Release time\" ;\n\
|
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] , [\n\ |
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a lv2:InputPort ,\n\ |
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lv2:ControlPort ;\n\ |
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lv2:index 6 ;\n\ |
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lv2:symbol \"threshold\" ;\n\
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lv2:name \"Threshold\" ;\n\
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lv2:default %f ;\n\ |
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lv2:minimum %f ;\n\ |
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lv2:maximum %f ;\n\ |
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units:unit units:db ;\n\ |
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rdfs:comment \"Threshold\" ;\n\
|
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] , [\n\ |
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a lv2:OutputPort ,\n\ |
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lv2:AudioPort ;\n\ |
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lv2:index 7 ;\n\ |
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lv2:symbol \"stereo_out_l\" ;\n\
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lv2:name \"Stereo Out L\" ;\n\
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] , [\n\ |
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a lv2:OutputPort ,\n\ |
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lv2:AudioPort ;\n\ |
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lv2:index 8 ;\n\ |
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lv2:symbol \"stereo_out_r\" ;\n\
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lv2:name \"Stereo Out R\" ;\n\
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] .\n", |
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/* attack */ |
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0.01, 0.000001, 1.0, |
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/* release */ |
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0.1, 0.000001, 1.0, |
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/* threshold */ |
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0.0, -40.0, 3.0); |
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} |
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