a-fluid synth: list all bank/programs
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9c20892c27
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f26ed23fd9
@ -20,9 +20,14 @@
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#define _GNU_SOURCE
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#endif
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#include <stdbool.h>
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#include <cstring>
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#include <string>
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#include <algorithm>
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#include <map>
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#include <vector>
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#include <pthread.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#define AFS_URN "urn:ardour:a-fluidsynth"
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@ -75,6 +80,27 @@ enum {
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CMD_FREE = 1,
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};
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struct BankProgram {
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BankProgram (const std::string& n, int b, int p)
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: name (n)
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, bank (b)
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, program (p)
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{}
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BankProgram (const BankProgram& other)
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: name (other.name)
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, bank (other.bank)
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, program (other.program)
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{}
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std::string name;
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int bank;
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int program;
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};
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typedef std::vector<BankProgram> BPList;
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typedef std::map<int, BPList> BPMap;
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typedef struct {
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/* ports */
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const LV2_Atom_Sequence* control;
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@ -109,7 +135,9 @@ typedef struct {
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#ifdef LV2_EXTENDED
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LV2_Midnam* midnam;
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BPMap presets;
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#endif
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pthread_mutex_t bp_lock;
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/* state */
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bool panic;
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@ -134,6 +162,12 @@ load_sf2 (AFluidSynth* self, const char* fn)
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{
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const int synth_id = fluid_synth_sfload (self->synth, fn, 1);
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#ifdef LV2_EXTENDED
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pthread_mutex_lock (&self->bp_lock);
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self->presets.clear ();
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pthread_mutex_unlock (&self->bp_lock);
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#endif
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if (synth_id == FLUID_FAILED) {
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return false;
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}
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@ -146,10 +180,23 @@ load_sf2 (AFluidSynth* self, const char* fn)
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int chn;
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fluid_preset_t preset;
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sfont->iteration_start (sfont);
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for (chn = 0; sfont->iteration_next (sfont, &preset) && chn < 16; ++chn) {
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pthread_mutex_lock (&self->bp_lock);
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for (chn = 0; sfont->iteration_next (sfont, &preset); ++chn) {
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if (chn < 16) {
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fluid_synth_program_select (self->synth, chn, synth_id,
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preset.get_banknum (&preset), preset.get_num (&preset));
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}
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#ifndef LV2_EXTENDED
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else { break ; }
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#else
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self->presets[preset.get_banknum (&preset)].push_back (
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BankProgram (
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preset.get_name (&preset),
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preset.get_banknum (&preset),
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preset.get_num (&preset)));
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#endif
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}
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pthread_mutex_unlock (&self->bp_lock);
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if (chn == 0) {
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return false;
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@ -293,6 +340,8 @@ instantiate (const LV2_Descriptor* descriptor,
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/* initialize plugin state */
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pthread_mutex_init (&self->bp_lock, NULL);
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self->presets = BPMap();
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self->panic = false;
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self->inform_ui = false;
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self->initialized = false;
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@ -500,6 +549,7 @@ static void cleanup (LV2_Handle instance)
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delete_fluid_synth (self->synth);
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delete_fluid_settings (self->settings);
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delete_fluid_midi_event (self->fmidi_event);
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pthread_mutex_destroy (&self->bp_lock);
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free (self);
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}
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@ -524,6 +574,7 @@ work (LV2_Handle instance,
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return LV2_WORKER_ERR_UNKNOWN;
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}
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self->initialized = load_sf2 (self, self->queue_sf2_file_path);
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if (self->initialized) {
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@ -618,20 +669,16 @@ restore (LV2_Handle instance,
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return LV2_STATE_SUCCESS;
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}
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static char* xml_escape (const char* s) {
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// crude, but hey
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if (!s) {
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return strdup ("");
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static std::string xml_escape (const std::string& s)
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{
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std::string r (s);
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std::replace (r.begin (), r.end(), '"', '\'');
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size_t pos = 0;
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while((pos = r.find ("&", pos)) != std::string::npos) {
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r.replace (pos, 1, "&");
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pos += 4;
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}
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char* tmp;
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char* rv = strdup (s);
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while ((tmp = strchr(rv, '"'))) {
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*tmp = '\'';
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}
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while ((tmp = strchr(rv, '&'))) {
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*tmp = '+';
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}
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return rv;
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return r;
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}
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#ifdef LV2_EXTENDED
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@ -642,12 +689,6 @@ mn_file (LV2_Handle instance)
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char* rv = NULL;
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char tmp[1024];
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fluid_sfont_t* sfont = NULL;
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if (self->initialized && !self->reinit_in_progress) {
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sfont = fluid_synth_get_sfont (self->synth, 0);
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}
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// TODO collect program info during load_sf2();
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rv = (char*) calloc (1, sizeof (char));
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#define pf(...) \
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@ -684,27 +725,26 @@ mn_file (LV2_Handle instance)
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}
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pf (" </AvailableForChannels>\n");
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pf (" <UsesControlNameList Name=\"Controls\"/>\n");
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pf (" <PatchBank Name=\"Patch Bank 1\">\n");
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pf (" <UsesPatchNameList Name=\"Programmes\"/>\n");
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pf (" </PatchBank>\n");
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pf (" </ChannelNameSet>\n");
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int bn = 1;
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pthread_mutex_lock (&self->bp_lock);
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const BPMap& ps (self->presets);
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pthread_mutex_unlock (&self->bp_lock);
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pf (" <PatchNameList Name=\"Programmes\">\n");
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if (sfont) {
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fluid_preset_t preset;
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sfont->iteration_start (sfont);
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for (int num = 1; sfont->iteration_next (sfont, &preset); ++num) {
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if (preset.get_banknum (&preset) != 0) {
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continue;
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}
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char* pn = xml_escape (preset.get_name (&preset));
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for (BPMap::const_iterator i = ps.begin (); i != ps.end (); ++i, ++bn) {
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pf (" <PatchBank Name=\"Patch Bank %d\">\n", i->first);
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if (i->second.size() > 0) {
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pf (" <PatchNameList>\n");
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int n = 0;
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for (BPList::const_iterator j = i->second.begin(); j != i->second.end(); ++j, ++n) {
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pf (" <Patch Number=\"%d\" Name=\"%s\" ProgramChange=\"%d\"/>\n",
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num, pn, preset.get_num (&preset));
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free (pn);
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}
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n, xml_escape (j->name).c_str(), j->program);
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}
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pf (" </PatchNameList>\n");
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}
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pf (" </PatchBank>\n");
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}
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pf (" </ChannelNameSet>\n");
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pf (" <ControlNameList Name=\"Controls\">\n");
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pf (" <Control Type=\"7bit\" Number=\"7\" Name=\"Channel Volume\"/>\n");
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@ -715,12 +755,12 @@ mn_file (LV2_Handle instance)
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pf (" <Control Type=\"7bit\" Number=\"66\" Name=\"Sostenuto\"/>\n");
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pf (" </ControlNameList>\n");
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pf (
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" </MasterDeviceNames>\n"
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"</MIDINameDocument>"
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);
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//printf("-----\n%s\n------\n", rv);
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return rv;
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}
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