2 Copyright (C) 2006-2009 Paul Davis
3 Some portions Copyright (C) Sophia Poirier.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #include "pbd/transmitter.h"
29 #include "pbd/xml++.h"
30 #include "pbd/convert.h"
31 #include "pbd/whitespace.h"
32 #include "pbd/file_utils.h"
33 #include "pbd/locale_guard.h"
35 #include <glibmm/threads.h>
36 #include <glibmm/fileutils.h>
37 #include <glibmm/miscutils.h>
38 #include <glib/gstdio.h>
40 #include "ardour/ardour.h"
41 #include "ardour/audioengine.h"
42 #include "ardour/audio_buffer.h"
43 #include "ardour/debug.h"
44 #include "ardour/midi_buffer.h"
45 #include "ardour/filesystem_paths.h"
46 #include "ardour/io.h"
47 #include "ardour/audio_unit.h"
48 #include "ardour/route.h"
49 #include "ardour/session.h"
50 #include "ardour/tempo.h"
51 #include "ardour/utils.h"
53 #include "appleutility/CAAudioUnit.h"
54 #include "appleutility/CAAUParameter.h"
56 #include <CoreFoundation/CoreFoundation.h>
57 #include <CoreServices/CoreServices.h>
58 #include <AudioUnit/AudioUnit.h>
59 #include <AudioToolbox/AudioUnitUtilities.h>
61 #include <Carbon/Carbon.h>
68 using namespace ARDOUR;
70 AUPluginInfo::CachedInfoMap AUPluginInfo::cached_info;
72 static string preset_search_path = "/Library/Audio/Presets:/Network/Library/Audio/Presets";
73 static string preset_suffix = ".aupreset";
74 static bool preset_search_path_initialized = false;
75 FILE * AUPluginInfo::_crashlog_fd = NULL;
76 bool AUPluginInfo::_scan_only = true;
79 static void au_blacklist (std::string id)
81 string fn = Glib::build_filename (ARDOUR::user_cache_directory(), "au_blacklist.txt");
82 FILE * blacklist_fd = NULL;
83 if (! (blacklist_fd = fopen(fn.c_str(), "a"))) {
84 PBD::error << "Cannot append to AU blacklist for '"<< id <<"'\n";
87 assert(id.find("\n") == string::npos);
88 fprintf(blacklist_fd, "%s\n", id.c_str());
89 ::fclose(blacklist_fd);
92 static void au_unblacklist (std::string id)
94 string fn = Glib::build_filename (ARDOUR::user_cache_directory(), "au_blacklist.txt");
95 if (!Glib::file_test (fn, Glib::FILE_TEST_EXISTS)) {
96 PBD::warning << "Expected Blacklist file does not exist.\n";
102 std::ifstream ifs(fn.c_str());
103 bl.assign ((std::istreambuf_iterator<char>(ifs)), (std::istreambuf_iterator<char>()));
106 ::g_unlink (fn.c_str());
108 assert (!Glib::file_test (fn, Glib::FILE_TEST_EXISTS));
109 assert(id.find("\n") == string::npos);
111 id += "\n"; // add separator
112 const size_t rpl = bl.find(id);
113 if (rpl != string::npos) {
114 bl.replace(rpl, id.size(), "");
120 FILE * blacklist_fd = NULL;
121 if (! (blacklist_fd = fopen(fn.c_str(), "w"))) {
122 PBD::error << "Cannot open AU blacklist.\n";
125 fprintf(blacklist_fd, "%s", bl.c_str());
126 ::fclose(blacklist_fd);
129 static bool is_blacklisted (std::string id)
131 string fn = Glib::build_filename (ARDOUR::user_cache_directory(), "au_blacklist.txt");
132 if (!Glib::file_test (fn, Glib::FILE_TEST_EXISTS)) {
136 std::ifstream ifs(fn.c_str());
137 bl.assign ((std::istreambuf_iterator<char>(ifs)), (std::istreambuf_iterator<char>()));
139 assert(id.find("\n") == string::npos);
141 id += "\n"; // add separator
142 const size_t rpl = bl.find(id);
143 if (rpl != string::npos) {
152 _render_callback(void *userData,
153 AudioUnitRenderActionFlags *ioActionFlags,
154 const AudioTimeStamp *inTimeStamp,
156 UInt32 inNumberFrames,
157 AudioBufferList* ioData)
160 return ((AUPlugin*)userData)->render_callback (ioActionFlags, inTimeStamp, inBusNumber, inNumberFrames, ioData);
166 _get_beat_and_tempo_callback (void* userData,
167 Float64* outCurrentBeat,
168 Float64* outCurrentTempo)
171 return ((AUPlugin*)userData)->get_beat_and_tempo_callback (outCurrentBeat, outCurrentTempo);
178 _get_musical_time_location_callback (void * userData,
179 UInt32 * outDeltaSampleOffsetToNextBeat,
180 Float32 * outTimeSig_Numerator,
181 UInt32 * outTimeSig_Denominator,
182 Float64 * outCurrentMeasureDownBeat)
185 return ((AUPlugin*)userData)->get_musical_time_location_callback (outDeltaSampleOffsetToNextBeat,
186 outTimeSig_Numerator,
187 outTimeSig_Denominator,
188 outCurrentMeasureDownBeat);
194 _get_transport_state_callback (void* userData,
195 Boolean* outIsPlaying,
196 Boolean* outTransportStateChanged,
197 Float64* outCurrentSampleInTimeLine,
198 Boolean* outIsCycling,
199 Float64* outCycleStartBeat,
200 Float64* outCycleEndBeat)
203 return ((AUPlugin*)userData)->get_transport_state_callback (
204 outIsPlaying, outTransportStateChanged,
205 outCurrentSampleInTimeLine, outIsCycling,
206 outCycleStartBeat, outCycleEndBeat);
213 save_property_list (CFPropertyListRef propertyList, Glib::ustring path)
219 // Convert the property list into XML data.
221 xmlData = CFPropertyListCreateXMLData( kCFAllocatorDefault, propertyList);
224 error << _("Could not create XML version of property list") << endmsg;
228 // Write the XML data to the file.
230 fd = open (path.c_str(), O_WRONLY|O_CREAT|O_EXCL, 0664);
232 if (errno == EEXIST) {
233 error << string_compose (_("Preset file %1 exists; not overwriting"),
236 error << string_compose (_("Cannot open preset file %1 (%2)"),
237 path, strerror (errno)) << endmsg;
243 size_t cnt = CFDataGetLength (xmlData);
245 if (write (fd, CFDataGetBytePtr (xmlData), cnt) != (ssize_t) cnt) {
256 static CFPropertyListRef
257 load_property_list (Glib::ustring path)
260 CFPropertyListRef propertyList = 0;
262 CFStringRef errorString;
264 // Read the XML file.
266 if ((fd = open (path.c_str(), O_RDONLY)) < 0) {
271 off_t len = lseek (fd, 0, SEEK_END);
272 char* buf = new char[len];
273 lseek (fd, 0, SEEK_SET);
275 if (read (fd, buf, len) != len) {
283 xmlData = CFDataCreateWithBytesNoCopy (kCFAllocatorDefault, (UInt8*) buf, len, kCFAllocatorNull);
285 // Reconstitute the dictionary using the XML data.
287 propertyList = CFPropertyListCreateFromXMLData( kCFAllocatorDefault,
289 kCFPropertyListImmutable,
298 //-----------------------------------------------------------------------------
300 set_preset_name_in_plist (CFPropertyListRef plist, string preset_name)
305 CFStringRef pn = CFStringCreateWithCString (kCFAllocatorDefault, preset_name.c_str(), kCFStringEncodingUTF8);
307 if (CFGetTypeID (plist) == CFDictionaryGetTypeID()) {
308 CFDictionarySetValue ((CFMutableDictionaryRef)plist, CFSTR(kAUPresetNameKey), pn);
314 //-----------------------------------------------------------------------------
316 get_preset_name_in_plist (CFPropertyListRef plist)
324 if (CFGetTypeID (plist) == CFDictionaryGetTypeID()) {
325 const void *p = CFDictionaryGetValue ((CFMutableDictionaryRef)plist, CFSTR(kAUPresetNameKey));
327 CFStringRef str = (CFStringRef) p;
328 int len = CFStringGetLength(str);
330 char local_buffer[len];
331 if (CFStringGetCString (str, local_buffer, len, kCFStringEncodingUTF8)) {
339 //--------------------------------------------------------------------------
340 // general implementation for ComponentDescriptionsMatch() and ComponentDescriptionsMatch_Loosely()
341 // if inIgnoreType is true, then the type code is ignored in the ComponentDescriptions
342 Boolean ComponentDescriptionsMatch_General(const ComponentDescription * inComponentDescription1, const ComponentDescription * inComponentDescription2, Boolean inIgnoreType);
343 Boolean ComponentDescriptionsMatch_General(const ComponentDescription * inComponentDescription1, const ComponentDescription * inComponentDescription2, Boolean inIgnoreType)
345 if ( (inComponentDescription1 == NULL) || (inComponentDescription2 == NULL) )
348 if ( (inComponentDescription1->componentSubType == inComponentDescription2->componentSubType)
349 && (inComponentDescription1->componentManufacturer == inComponentDescription2->componentManufacturer) )
351 // only sub-type and manufacturer IDs need to be equal
354 // type, sub-type, and manufacturer IDs all need to be equal in order to call this a match
355 else if (inComponentDescription1->componentType == inComponentDescription2->componentType)
362 //--------------------------------------------------------------------------
363 // general implementation for ComponentAndDescriptionMatch() and ComponentAndDescriptionMatch_Loosely()
364 // if inIgnoreType is true, then the type code is ignored in the ComponentDescriptions
365 Boolean ComponentAndDescriptionMatch_General(Component inComponent, const ComponentDescription * inComponentDescription, Boolean inIgnoreType);
366 Boolean ComponentAndDescriptionMatch_General(Component inComponent, const ComponentDescription * inComponentDescription, Boolean inIgnoreType)
369 ComponentDescription desc;
371 if ( (inComponent == NULL) || (inComponentDescription == NULL) )
374 // get the ComponentDescription of the input Component
375 status = GetComponentInfo(inComponent, &desc, NULL, NULL, NULL);
379 // check if the Component's ComponentDescription matches the input ComponentDescription
380 return ComponentDescriptionsMatch_General(&desc, inComponentDescription, inIgnoreType);
383 //--------------------------------------------------------------------------
384 // determine if 2 ComponentDescriptions are basically equal
385 // (by that, I mean that the important identifying values are compared,
386 // but not the ComponentDescription flags)
387 Boolean ComponentDescriptionsMatch(const ComponentDescription * inComponentDescription1, const ComponentDescription * inComponentDescription2)
389 return ComponentDescriptionsMatch_General(inComponentDescription1, inComponentDescription2, FALSE);
392 //--------------------------------------------------------------------------
393 // determine if 2 ComponentDescriptions have matching sub-type and manufacturer codes
394 Boolean ComponentDescriptionsMatch_Loose(const ComponentDescription * inComponentDescription1, const ComponentDescription * inComponentDescription2)
396 return ComponentDescriptionsMatch_General(inComponentDescription1, inComponentDescription2, TRUE);
399 //--------------------------------------------------------------------------
400 // determine if a ComponentDescription basically matches that of a particular Component
401 Boolean ComponentAndDescriptionMatch(Component inComponent, const ComponentDescription * inComponentDescription)
403 return ComponentAndDescriptionMatch_General(inComponent, inComponentDescription, FALSE);
406 //--------------------------------------------------------------------------
407 // determine if a ComponentDescription matches only the sub-type and manufacturer codes of a particular Component
408 Boolean ComponentAndDescriptionMatch_Loosely(Component inComponent, const ComponentDescription * inComponentDescription)
410 return ComponentAndDescriptionMatch_General(inComponent, inComponentDescription, TRUE);
414 AUPlugin::AUPlugin (AudioEngine& engine, Session& session, boost::shared_ptr<CAComponent> _comp)
415 : Plugin (engine, session)
417 , unit (new CAAudioUnit)
418 , initialized (false)
419 , _current_block_size (0)
420 , _requires_fixed_size_buffers (false)
425 , frames_processed (0)
426 , _parameter_listener (0)
427 , _parameter_listener_arg (0)
428 , last_transport_rolling (false)
429 , last_transport_speed (0.0)
431 if (!preset_search_path_initialized) {
432 Glib::ustring p = Glib::get_home_dir();
433 p += "/Library/Audio/Presets:";
434 p += preset_search_path;
435 preset_search_path = p;
436 preset_search_path_initialized = true;
437 DEBUG_TRACE (DEBUG::AudioUnits, string_compose("AU Preset Path: %1\n", preset_search_path));
444 AUPlugin::AUPlugin (const AUPlugin& other)
446 , comp (other.get_comp())
447 , unit (new CAAudioUnit)
448 , initialized (false)
449 , _current_block_size (0)
451 , _requires_fixed_size_buffers (false)
456 , frames_processed (0)
457 , _parameter_listener (0)
458 , _parameter_listener_arg (0)
462 for (size_t i = 0; i < descriptors.size(); ++i) {
463 set_parameter (i, other.get_parameter (i));
467 AUPlugin::~AUPlugin ()
469 if (_parameter_listener) {
470 AUListenerDispose (_parameter_listener);
471 _parameter_listener = 0;
475 DEBUG_TRACE (DEBUG::AudioUnits, "about to call uninitialize in plugin destructor\n");
476 unit->Uninitialize ();
485 AUPlugin::discover_factory_presets ()
492 if ((err = unit->GetPropertyInfo (kAudioUnitProperty_FactoryPresets, kAudioUnitScope_Global, 0, &dataSize, &isWritable)) != 0) {
493 DEBUG_TRACE (DEBUG::AudioUnits, "no factory presets for AU\n");
497 assert (dataSize == sizeof (presets));
499 if ((err = unit->GetProperty (kAudioUnitProperty_FactoryPresets, kAudioUnitScope_Global, 0, (void*) &presets, &dataSize)) != 0) {
500 error << string_compose (_("cannot get factory preset info: errcode %1"), err) << endmsg;
508 CFIndex cnt = CFArrayGetCount (presets);
510 for (CFIndex i = 0; i < cnt; ++i) {
511 AUPreset* preset = (AUPreset*) CFArrayGetValueAtIndex (presets, i);
513 string name = CFStringRefToStdString (preset->presetName);
514 factory_preset_map[name] = preset->presetNumber;
515 DEBUG_TRACE (DEBUG::AudioUnits, string_compose("AU Factory Preset: %1 > %2\n", name, preset->presetNumber));
525 CFStringRef itemName;
527 /* these keep track of *configured* channel set up,
528 not potential set ups.
532 output_channels = -1;
534 CAComponentDescription temp;
535 GetComponentInfo (comp.get()->Comp(), &temp, NULL, NULL, NULL);
536 CFStringRef compTypeString = UTCreateStringForOSType(temp.componentType);
537 CFStringRef compSubTypeString = UTCreateStringForOSType(temp.componentSubType);
538 CFStringRef compManufacturerString = UTCreateStringForOSType(temp.componentManufacturer);
539 itemName = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("%@ - %@ - %@"),
540 compTypeString, compManufacturerString, compSubTypeString);
541 if (compTypeString != NULL) CFRelease(compTypeString);
542 if (compSubTypeString != NULL) CFRelease(compSubTypeString);
543 if (compManufacturerString != NULL) CFRelease(compManufacturerString);
546 au_blacklist(CFStringRefToStdString(itemName));
549 DEBUG_TRACE (DEBUG::AudioUnits, "opening AudioUnit\n");
550 err = CAAudioUnit::Open (*(comp.get()), *unit);
552 error << _("Exception thrown during AudioUnit plugin loading - plugin ignored") << endmsg;
553 throw failed_constructor();
557 error << _("AudioUnit: Could not convert CAComponent to CAAudioUnit") << endmsg;
558 throw failed_constructor ();
561 DEBUG_TRACE (DEBUG::AudioUnits, "count global elements\n");
562 unit->GetElementCount (kAudioUnitScope_Global, global_elements);
563 DEBUG_TRACE (DEBUG::AudioUnits, "count input elements\n");
564 unit->GetElementCount (kAudioUnitScope_Input, input_elements);
565 DEBUG_TRACE (DEBUG::AudioUnits, "count output elements\n");
566 unit->GetElementCount (kAudioUnitScope_Output, output_elements);
568 if (input_elements > 0) {
569 /* setup render callback: the plugin calls this to get input data
572 AURenderCallbackStruct renderCallbackInfo;
574 renderCallbackInfo.inputProc = _render_callback;
575 renderCallbackInfo.inputProcRefCon = this;
577 DEBUG_TRACE (DEBUG::AudioUnits, "set render callback in input scope\n");
578 if ((err = unit->SetProperty (kAudioUnitProperty_SetRenderCallback, kAudioUnitScope_Input,
579 0, (void*) &renderCallbackInfo, sizeof(renderCallbackInfo))) != 0) {
580 error << string_compose (_("cannot install render callback (err = %1)"), err) << endmsg;
581 throw failed_constructor();
585 /* tell the plugin about tempo/meter/transport callbacks in case it wants them */
587 HostCallbackInfo info;
588 memset (&info, 0, sizeof (HostCallbackInfo));
589 info.hostUserData = this;
590 info.beatAndTempoProc = _get_beat_and_tempo_callback;
591 info.musicalTimeLocationProc = _get_musical_time_location_callback;
592 info.transportStateProc = _get_transport_state_callback;
594 //ignore result of this - don't care if the property isn't supported
595 DEBUG_TRACE (DEBUG::AudioUnits, "set host callbacks in global scope\n");
596 unit->SetProperty (kAudioUnitProperty_HostCallbacks,
597 kAudioUnitScope_Global,
600 sizeof (HostCallbackInfo));
602 if (set_block_size (_session.get_block_size())) {
603 error << _("AUPlugin: cannot set processing block size") << endmsg;
604 throw failed_constructor();
607 create_parameter_listener (AUPlugin::_parameter_change_listener, this, 0.05);
608 discover_parameters ();
609 discover_factory_presets ();
611 // Plugin::setup_controls ();
613 au_unblacklist(CFStringRefToStdString(itemName));
614 if (itemName != NULL) CFRelease(itemName);
618 AUPlugin::discover_parameters ()
620 /* discover writable parameters */
622 AudioUnitScope scopes[] = {
623 kAudioUnitScope_Global,
624 kAudioUnitScope_Output,
625 kAudioUnitScope_Input
628 descriptors.clear ();
630 for (uint32_t i = 0; i < sizeof (scopes) / sizeof (scopes[0]); ++i) {
632 AUParamInfo param_info (unit->AU(), false, /* include read only */ true, scopes[i]);
634 for (uint32_t i = 0; i < param_info.NumParams(); ++i) {
636 AUParameterDescriptor d;
638 d.id = param_info.ParamID (i);
640 const CAAUParameter* param = param_info.GetParamInfo (d.id);
641 const AudioUnitParameterInfo& info (param->ParamInfo());
643 const int len = CFStringGetLength (param->GetName());;
644 char local_buffer[len*2];
645 Boolean good = CFStringGetCString(param->GetName(),local_buffer,len*2,kCFStringEncodingMacRoman);
649 d.label = local_buffer;
652 d.scope = param_info.GetScope ();
653 d.element = param_info.GetElement ();
655 /* info.units to consider */
657 kAudioUnitParameterUnit_Generic = 0
658 kAudioUnitParameterUnit_Indexed = 1
659 kAudioUnitParameterUnit_Boolean = 2
660 kAudioUnitParameterUnit_Percent = 3
661 kAudioUnitParameterUnit_Seconds = 4
662 kAudioUnitParameterUnit_SampleFrames = 5
663 kAudioUnitParameterUnit_Phase = 6
664 kAudioUnitParameterUnit_Rate = 7
665 kAudioUnitParameterUnit_Hertz = 8
666 kAudioUnitParameterUnit_Cents = 9
667 kAudioUnitParameterUnit_RelativeSemiTones = 10
668 kAudioUnitParameterUnit_MIDINoteNumber = 11
669 kAudioUnitParameterUnit_MIDIController = 12
670 kAudioUnitParameterUnit_Decibels = 13
671 kAudioUnitParameterUnit_LinearGain = 14
672 kAudioUnitParameterUnit_Degrees = 15
673 kAudioUnitParameterUnit_EqualPowerCrossfade = 16
674 kAudioUnitParameterUnit_MixerFaderCurve1 = 17
675 kAudioUnitParameterUnit_Pan = 18
676 kAudioUnitParameterUnit_Meters = 19
677 kAudioUnitParameterUnit_AbsoluteCents = 20
678 kAudioUnitParameterUnit_Octaves = 21
679 kAudioUnitParameterUnit_BPM = 22
680 kAudioUnitParameterUnit_Beats = 23
681 kAudioUnitParameterUnit_Milliseconds = 24
682 kAudioUnitParameterUnit_Ratio = 25
685 /* info.flags to consider */
689 kAudioUnitParameterFlag_CFNameRelease = (1L << 4)
690 kAudioUnitParameterFlag_HasClump = (1L << 20)
691 kAudioUnitParameterFlag_HasName = (1L << 21)
692 kAudioUnitParameterFlag_DisplayLogarithmic = (1L << 22)
693 kAudioUnitParameterFlag_IsHighResolution = (1L << 23)
694 kAudioUnitParameterFlag_NonRealTime = (1L << 24)
695 kAudioUnitParameterFlag_CanRamp = (1L << 25)
696 kAudioUnitParameterFlag_ExpertMode = (1L << 26)
697 kAudioUnitParameterFlag_HasCFNameString = (1L << 27)
698 kAudioUnitParameterFlag_IsGlobalMeta = (1L << 28)
699 kAudioUnitParameterFlag_IsElementMeta = (1L << 29)
700 kAudioUnitParameterFlag_IsReadable = (1L << 30)
701 kAudioUnitParameterFlag_IsWritable = (1L << 31)
704 d.lower = info.minValue;
705 d.upper = info.maxValue;
706 d.normal = info.defaultValue;
708 d.integer_step = (info.unit == kAudioUnitParameterUnit_Indexed);
709 d.toggled = (info.unit == kAudioUnitParameterUnit_Boolean) ||
710 (d.integer_step && ((d.upper - d.lower) == 1.0));
711 d.sr_dependent = (info.unit == kAudioUnitParameterUnit_SampleFrames);
712 d.automatable = /* !d.toggled && -- ardour can automate toggles, can AU ? */
713 !(info.flags & kAudioUnitParameterFlag_NonRealTime) &&
714 (info.flags & kAudioUnitParameterFlag_IsWritable);
716 d.logarithmic = (info.flags & kAudioUnitParameterFlag_DisplayLogarithmic);
717 d.au_unit = info.unit;
719 case kAudioUnitParameterUnit_Decibels:
720 d.unit = ParameterDescriptor::DB;
722 case kAudioUnitParameterUnit_MIDINoteNumber:
723 d.unit = ParameterDescriptor::MIDI_NOTE;
725 case kAudioUnitParameterUnit_Hertz:
726 d.unit = ParameterDescriptor::HZ;
730 d.min_unbound = 0; // lower is bound
731 d.max_unbound = 0; // upper is bound
734 descriptors.push_back (d);
736 uint32_t last_param = descriptors.size() - 1;
737 parameter_map.insert (pair<uint32_t,uint32_t> (d.id, last_param));
738 listen_to_parameter (last_param);
745 four_ints_to_four_byte_literal (unsigned char n[4])
747 /* this is actually implementation dependent. sigh. this is what gcc
748 and quite a few others do.
750 return ((n[0] << 24) + (n[1] << 16) + (n[2] << 8) + n[3]);
754 AUPlugin::maybe_fix_broken_au_id (const std::string& id)
756 if (isdigit (id[0])) {
760 /* ID format is xxxx-xxxx-xxxx
761 where x maybe \xNN or a printable character.
763 Split at the '-' and and process each part into an integer.
764 Then put it back together.
768 unsigned char nascent[4];
769 const char* cstr = id.c_str();
770 const char* estr = cstr + id.size();
781 while (*cstr && next_int < 4) {
785 if (estr - cstr < 3) {
787 /* too close to the end for \xNN parsing: treat as literal characters */
795 if (cstr[1] == 'x' && isxdigit (cstr[2]) && isxdigit (cstr[3])) {
799 memcpy (short_buf, &cstr[2], 2);
800 nascent[in] = strtol (short_buf, NULL, 16);
806 /* treat as literal characters */
820 if (in && (in % 4 == 0)) {
821 /* nascent is ready */
822 n[next_int] = four_ints_to_four_byte_literal (nascent);
826 /* swallow space-hyphen-space */
840 s << n[0] << '-' << n[1] << '-' << n[2];
849 AUPlugin::unique_id () const
851 return AUPluginInfo::stringify_descriptor (comp->Desc());
855 AUPlugin::label () const
857 return _info->name.c_str();
861 AUPlugin::parameter_count () const
863 return descriptors.size();
867 AUPlugin::default_value (uint32_t port)
869 if (port < descriptors.size()) {
870 return descriptors[port].normal;
877 AUPlugin::signal_latency () const
879 return unit->Latency() * _session.frame_rate();
883 AUPlugin::set_parameter (uint32_t which, float val)
885 if (which >= descriptors.size()) {
889 if (get_parameter(which) == val) {
893 const AUParameterDescriptor& d (descriptors[which]);
894 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("set parameter %1 in scope %2 element %3 to %4\n", d.id, d.scope, d.element, val));
895 unit->SetParameter (d.id, d.scope, d.element, val);
897 /* tell the world what we did */
899 AudioUnitEvent theEvent;
901 theEvent.mEventType = kAudioUnitEvent_ParameterValueChange;
902 theEvent.mArgument.mParameter.mAudioUnit = unit->AU();
903 theEvent.mArgument.mParameter.mParameterID = d.id;
904 theEvent.mArgument.mParameter.mScope = d.scope;
905 theEvent.mArgument.mParameter.mElement = d.element;
907 DEBUG_TRACE (DEBUG::AudioUnits, "notify about parameter change\n");
908 AUEventListenerNotify (NULL, NULL, &theEvent);
910 Plugin::set_parameter (which, val);
914 AUPlugin::get_parameter (uint32_t which) const
917 if (which < descriptors.size()) {
918 const AUParameterDescriptor& d (descriptors[which]);
919 // DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("get value of parameter %1 in scope %2 element %3\n", d.id, d.scope, d.element));
920 unit->GetParameter(d.id, d.scope, d.element, val);
926 AUPlugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor& pd) const
928 if (which < descriptors.size()) {
929 pd = descriptors[which];
936 AUPlugin::nth_parameter (uint32_t which, bool& ok) const
938 if (which < descriptors.size()) {
947 AUPlugin::activate ()
951 DEBUG_TRACE (DEBUG::AudioUnits, "call Initialize in activate()\n");
952 if ((err = unit->Initialize()) != noErr) {
953 error << string_compose (_("AUPlugin: %1 cannot initialize plugin (err = %2)"), name(), err) << endmsg;
955 frames_processed = 0;
962 AUPlugin::deactivate ()
964 DEBUG_TRACE (DEBUG::AudioUnits, "call Uninitialize in deactivate()\n");
965 unit->Uninitialize ();
972 DEBUG_TRACE (DEBUG::AudioUnits, "call Reset in flush()\n");
973 unit->GlobalReset ();
977 AUPlugin::requires_fixed_size_buffers() const
979 return _requires_fixed_size_buffers;
984 AUPlugin::set_block_size (pframes_t nframes)
986 bool was_initialized = initialized;
987 UInt32 numFrames = nframes;
994 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("set MaximumFramesPerSlice in global scope to %1\n", numFrames));
995 if ((err = unit->SetProperty (kAudioUnitProperty_MaximumFramesPerSlice, kAudioUnitScope_Global,
996 0, &numFrames, sizeof (numFrames))) != noErr) {
997 error << string_compose (_("AU: cannot set max frames (err = %1)"), err) << endmsg;
1001 if (was_initialized) {
1005 _current_block_size = nframes;
1011 AUPlugin::configure_io (ChanCount in, ChanCount out)
1013 AudioStreamBasicDescription streamFormat;
1014 bool was_initialized = initialized;
1015 int32_t audio_in = in.n_audio();
1016 int32_t audio_out = out.n_audio();
1018 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("configure %1 for %2 in %3 out\n", name(), in, out));
1021 //if we are already running with the requested i/o config, bail out here
1022 if ( (audio_in==input_channels) && (audio_out==output_channels) ) {
1029 streamFormat.mSampleRate = _session.frame_rate();
1030 streamFormat.mFormatID = kAudioFormatLinearPCM;
1031 streamFormat.mFormatFlags = kAudioFormatFlagIsFloat|kAudioFormatFlagIsPacked|kAudioFormatFlagIsNonInterleaved;
1033 #ifdef __LITTLE_ENDIAN__
1036 streamFormat.mFormatFlags |= kAudioFormatFlagIsBigEndian;
1039 streamFormat.mBitsPerChannel = 32;
1040 streamFormat.mFramesPerPacket = 1;
1042 /* apple says that for non-interleaved data, these
1043 values always refer to a single channel.
1045 streamFormat.mBytesPerPacket = 4;
1046 streamFormat.mBytesPerFrame = 4;
1048 streamFormat.mChannelsPerFrame = audio_in;
1050 if (set_input_format (streamFormat) != 0) {
1054 streamFormat.mChannelsPerFrame = audio_out;
1056 if (set_output_format (streamFormat) != 0) {
1060 /* reset plugin info to show currently configured state */
1062 _info->n_inputs = in;
1063 _info->n_outputs = out;
1065 if (was_initialized) {
1073 AUPlugin::input_streams() const
1078 if (input_channels < 0) {
1079 // force PluginIoReConfigure -- see also commit msg e38eb06
1080 c.set (DataType::AUDIO, 0);
1081 c.set (DataType::MIDI, 0);
1083 c.set (DataType::AUDIO, input_channels);
1084 c.set (DataType::MIDI, _has_midi_input ? 1 : 0);
1092 AUPlugin::output_streams() const
1096 if (output_channels < 0) {
1097 // force PluginIoReConfigure - see also commit msg e38eb06
1098 c.set (DataType::AUDIO, 0);
1099 c.set (DataType::MIDI, 0);
1101 c.set (DataType::AUDIO, output_channels);
1102 c.set (DataType::MIDI, _has_midi_output ? 1 : 0);
1109 AUPlugin::can_support_io_configuration (const ChanCount& in, ChanCount& out)
1111 // Note: We never attempt to multiply-instantiate plugins to meet io configurations.
1113 int32_t audio_in = in.n_audio();
1116 AUPluginInfoPtr pinfo = boost::dynamic_pointer_cast<AUPluginInfo>(get_info());
1118 /* lets check MIDI first */
1120 if (in.n_midi() > 0) {
1121 if (!_has_midi_input) {
1126 vector<pair<int,int> >& io_configs = pinfo->cache.io_configs;
1128 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("%1 has %2 IO configurations, looking for %3 in, %4 out\n",
1129 name(), io_configs.size(), in, out));
1131 //Ardour expects the plugin to tell it the output
1132 //configuration but AU plugins can have multiple I/O
1133 //configurations in most cases. so first lets see
1134 //if there's a configuration that keeps out==in
1136 if (in.n_midi() > 0 && audio_in == 0) {
1137 audio_out = 2; // prefer stereo version if available.
1139 audio_out = audio_in;
1142 for (vector<pair<int,int> >::iterator i = io_configs.begin(); i != io_configs.end(); ++i) {
1144 int32_t possible_in = i->first;
1145 int32_t possible_out = i->second;
1147 if ((possible_in == audio_in) && (possible_out == audio_out)) {
1148 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("\tCHOSEN: %1 in %2 out to match in %3 out %4\n",
1149 possible_in, possible_out,
1152 out.set (DataType::MIDI, 0);
1153 out.set (DataType::AUDIO, audio_out);
1159 /* now allow potentially "imprecise" matches */
1163 for (vector<pair<int,int> >::iterator i = io_configs.begin(); i != io_configs.end(); ++i) {
1165 int32_t possible_in = i->first;
1166 int32_t possible_out = i->second;
1168 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("\tpossible in %1 possible out %2\n", possible_in, possible_out));
1170 if (possible_out == 0) {
1171 warning << string_compose (_("AU %1 has zero outputs - configuration ignored"), name()) << endmsg;
1172 /* XXX surely this is just a send? (e.g. AUNetSend) */
1176 if (possible_in == 0) {
1178 /* instrument plugin, always legal but throws away inputs ...
1181 if (possible_out == -1) {
1182 /* any configuration possible, provide stereo output */
1185 } else if (possible_out == -2) {
1186 /* plugins shouldn't really use (0,-2) but might.
1187 any configuration possible, provide stereo output
1191 } else if (possible_out < -2) {
1192 /* explicitly variable number of outputs.
1194 Since Ardour can handle any configuration,
1195 we have to somehow pick a number.
1197 We'll use the number of inputs
1198 to the master bus, or 2 if there
1201 boost::shared_ptr<Route> master = _session.master_out();
1203 audio_out = master->input()->n_ports().n_audio();
1209 /* exact number of outputs */
1210 audio_out = possible_out;
1215 if (possible_in == -1) {
1217 /* wildcard for input */
1219 if (possible_out == -1) {
1220 /* out much match in */
1221 audio_out = audio_in;
1223 } else if (possible_out == -2) {
1224 /* any configuration possible, pick matching */
1225 audio_out = audio_in;
1227 } else if (possible_out < -2) {
1228 /* explicitly variable number of outputs, pick maximum */
1229 audio_out = -possible_out;
1232 /* exact number of outputs */
1233 audio_out = possible_out;
1238 if (possible_in == -2) {
1240 if (possible_out == -1) {
1241 /* any configuration possible, pick matching */
1242 audio_out = audio_in;
1244 } else if (possible_out == -2) {
1245 /* plugins shouldn't really use (-2,-2) but might.
1246 interpret as (-1,-1).
1248 audio_out = audio_in;
1250 } else if (possible_out < -2) {
1251 /* explicitly variable number of outputs, pick maximum */
1252 audio_out = -possible_out;
1255 /* exact number of outputs */
1256 audio_out = possible_out;
1261 if (possible_in < -2) {
1263 /* explicit variable number of inputs */
1265 if (audio_in > -possible_in) {
1266 /* request is too large */
1270 if (possible_out == -1) {
1271 /* any output configuration possible, provide stereo out */
1274 } else if (possible_out == -2) {
1275 /* plugins shouldn't really use (<-2,-2) but might.
1276 interpret as (<-2,-1): any configuration possible, provide stereo output
1280 } else if (possible_out < -2) {
1281 /* explicitly variable number of outputs.
1283 * We really need to ask the user in this case.
1284 * stereo will be correct in 99.9% of all cases.
1289 /* exact number of outputs */
1290 audio_out = possible_out;
1295 if (possible_in && (possible_in == audio_in)) {
1297 /* exact number of inputs ... must match obviously */
1299 if (possible_out == -1) {
1300 /* any output configuration possible, provide stereo output */
1303 } else if (possible_out == -2) {
1304 /* plugins shouldn't really use (>0,-2) but might.
1305 interpret as (>0,-1):
1306 any output configuration possible, provide stereo output
1310 } else if (possible_out < -2) {
1311 /* explicitly variable number of outputs, pick maximum */
1312 audio_out = -possible_out;
1315 /* exact number of outputs */
1316 audio_out = possible_out;
1328 out.set (DataType::MIDI, 0);
1329 out.set (DataType::AUDIO, audio_out);
1330 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("\tCHOSEN: in %1 out %2\n", in, out));
1332 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("\tFAIL: no io configs match %1\n", in));
1340 AUPlugin::set_input_format (AudioStreamBasicDescription& fmt)
1342 return set_stream_format (kAudioUnitScope_Input, input_elements, fmt);
1346 AUPlugin::set_output_format (AudioStreamBasicDescription& fmt)
1348 if (set_stream_format (kAudioUnitScope_Output, output_elements, fmt) != 0) {
1357 buffers = (AudioBufferList *) malloc (offsetof(AudioBufferList, mBuffers) +
1358 fmt.mChannelsPerFrame * sizeof(::AudioBuffer));
1364 AUPlugin::set_stream_format (int scope, uint32_t cnt, AudioStreamBasicDescription& fmt)
1368 for (uint32_t i = 0; i < cnt; ++i) {
1369 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("set stream format for %1, scope = %2 element %3\n",
1370 (scope == kAudioUnitScope_Input ? "input" : "output"),
1372 if ((result = unit->SetFormat (scope, i, fmt)) != 0) {
1373 error << string_compose (_("AUPlugin: could not set stream format for %1/%2 (err = %3)"),
1374 (scope == kAudioUnitScope_Input ? "input" : "output"), i, result) << endmsg;
1379 if (scope == kAudioUnitScope_Input) {
1380 input_channels = fmt.mChannelsPerFrame;
1382 output_channels = fmt.mChannelsPerFrame;
1389 AUPlugin::render_callback(AudioUnitRenderActionFlags*,
1390 const AudioTimeStamp*,
1392 UInt32 inNumberFrames,
1393 AudioBufferList* ioData)
1395 /* not much to do with audio - the data is already in the buffers given to us in connect_and_run() */
1397 // DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("%1: render callback, frames %2 bufs %3\n",
1398 // name(), inNumberFrames, ioData->mNumberBuffers));
1400 if (input_maxbuf == 0) {
1401 error << _("AUPlugin: render callback called illegally!") << endmsg;
1402 return kAudioUnitErr_CannotDoInCurrentContext;
1404 uint32_t limit = min ((uint32_t) ioData->mNumberBuffers, input_maxbuf);
1406 for (uint32_t i = 0; i < limit; ++i) {
1407 ioData->mBuffers[i].mNumberChannels = 1;
1408 ioData->mBuffers[i].mDataByteSize = sizeof (Sample) * inNumberFrames;
1410 /* we don't use the channel mapping because audiounits are
1411 never replicated. one plugin instance uses all channels/buffers
1412 passed to PluginInsert::connect_and_run()
1415 ioData->mBuffers[i].mData = input_buffers->get_audio (i).data (cb_offset + input_offset);
1418 cb_offset += inNumberFrames;
1424 AUPlugin::connect_and_run (BufferSet& bufs, ChanMapping in_map, ChanMapping out_map, pframes_t nframes, framecnt_t offset)
1426 Plugin::connect_and_run (bufs, in_map, out_map, nframes, offset);
1428 AudioUnitRenderActionFlags flags = 0;
1432 if (requires_fixed_size_buffers() && (nframes != _last_nframes)) {
1433 unit->GlobalReset();
1434 _last_nframes = nframes;
1437 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("%1 in %2 out %3 MIDI %4 bufs %5 (available %6)\n",
1438 name(), input_channels, output_channels, _has_midi_input,
1439 bufs.count(), bufs.available()));
1441 /* the apparent number of buffers matches our input configuration, but we know that the bufferset
1442 has the capacity to handle our outputs.
1445 assert (bufs.available() >= ChanCount (DataType::AUDIO, output_channels));
1447 input_buffers = &bufs;
1448 input_maxbuf = bufs.count().n_audio(); // number of input audio buffers
1449 input_offset = offset;
1452 buffers->mNumberBuffers = output_channels;
1454 for (int32_t i = 0; i < output_channels; ++i) {
1455 buffers->mBuffers[i].mNumberChannels = 1;
1456 buffers->mBuffers[i].mDataByteSize = nframes * sizeof (Sample);
1457 /* setting this to 0 indicates to the AU that it can provide buffers here
1458 if necessary. if it can process in-place, it will use the buffers provided
1459 as input by ::render_callback() above.
1461 a non-null values tells the plugin to render into the buffer pointed
1464 buffers->mBuffers[i].mData = 0;
1467 if (_has_midi_input) {
1469 uint32_t nmidi = bufs.count().n_midi();
1471 for (uint32_t i = 0; i < nmidi; ++i) {
1473 /* one MIDI port/buffer only */
1475 MidiBuffer& m = bufs.get_midi (i);
1477 for (MidiBuffer::iterator i = m.begin(); i != m.end(); ++i) {
1478 Evoral::MIDIEvent<framepos_t> ev (*i);
1480 if (ev.is_channel_event()) {
1481 const uint8_t* b = ev.buffer();
1482 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("%1: MIDI event %2\n", name(), ev));
1483 unit->MIDIEvent (b[0], b[1], b[2], ev.time());
1486 /* XXX need to handle sysex and other message types */
1491 /* does this really mean anything ?
1494 ts.mSampleTime = frames_processed;
1495 ts.mFlags = kAudioTimeStampSampleTimeValid;
1497 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("%1 render flags=%2 time=%3 nframes=%4 buffers=%5\n",
1498 name(), flags, frames_processed, nframes, buffers->mNumberBuffers));
1500 if ((err = unit->Render (&flags, &ts, 0, nframes, buffers)) == noErr) {
1503 frames_processed += nframes;
1505 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("%1 rendered %2 buffers of %3\n",
1506 name(), buffers->mNumberBuffers, output_channels));
1508 int32_t limit = min ((int32_t) buffers->mNumberBuffers, output_channels);
1511 for (i = 0; i < limit; ++i) {
1512 Sample* expected_buffer_address= bufs.get_audio (i).data (offset);
1513 if (expected_buffer_address != buffers->mBuffers[i].mData) {
1514 /* plugin provided its own buffer for output so copy it back to where we want it
1516 memcpy (expected_buffer_address, buffers->mBuffers[i].mData, nframes * sizeof (Sample));
1520 /* now silence any buffers that were passed in but the that the plugin
1521 did not fill/touch/use.
1524 for (;i < output_channels; ++i) {
1525 memset (bufs.get_audio (i).data (offset), 0, nframes * sizeof (Sample));
1531 error << string_compose (_("AU: render error for %1, status = %2"), name(), err) << endmsg;
1536 AUPlugin::get_beat_and_tempo_callback (Float64* outCurrentBeat,
1537 Float64* outCurrentTempo)
1539 TempoMap& tmap (_session.tempo_map());
1541 DEBUG_TRACE (DEBUG::AudioUnits, "AU calls ardour beat&tempo callback\n");
1543 /* more than 1 meter or more than 1 tempo means that a simplistic computation
1544 (and interpretation) of a beat position will be incorrect. So refuse to
1548 if (tmap.n_tempos() > 1 || tmap.n_meters() > 1) {
1549 return kAudioUnitErr_CannotDoInCurrentContext;
1552 Timecode::BBT_Time bbt;
1553 TempoMetric metric = tmap.metric_at (_session.transport_frame() + input_offset);
1554 tmap.bbt_time (_session.transport_frame() + input_offset, bbt);
1556 if (outCurrentBeat) {
1558 beat = metric.meter().divisions_per_bar() * bbt.bars;
1560 beat += bbt.ticks / Timecode::BBT_Time::ticks_per_beat;
1561 *outCurrentBeat = beat;
1564 if (outCurrentTempo) {
1565 *outCurrentTempo = floor (metric.tempo().beats_per_minute());
1573 AUPlugin::get_musical_time_location_callback (UInt32* outDeltaSampleOffsetToNextBeat,
1574 Float32* outTimeSig_Numerator,
1575 UInt32* outTimeSig_Denominator,
1576 Float64* outCurrentMeasureDownBeat)
1578 TempoMap& tmap (_session.tempo_map());
1580 DEBUG_TRACE (DEBUG::AudioUnits, "AU calls ardour music time location callback\n");
1582 /* more than 1 meter or more than 1 tempo means that a simplistic computation
1583 (and interpretation) of a beat position will be incorrect. So refuse to
1587 if (tmap.n_tempos() > 1 || tmap.n_meters() > 1) {
1588 return kAudioUnitErr_CannotDoInCurrentContext;
1591 Timecode::BBT_Time bbt;
1592 TempoMetric metric = tmap.metric_at (_session.transport_frame() + input_offset);
1593 tmap.bbt_time (_session.transport_frame() + input_offset, bbt);
1595 if (outDeltaSampleOffsetToNextBeat) {
1596 if (bbt.ticks == 0) {
1598 *outDeltaSampleOffsetToNextBeat = 0;
1600 *outDeltaSampleOffsetToNextBeat = (UInt32)
1601 floor (((Timecode::BBT_Time::ticks_per_beat - bbt.ticks)/Timecode::BBT_Time::ticks_per_beat) * // fraction of a beat to next beat
1602 metric.tempo().frames_per_beat (_session.frame_rate())); // frames per beat
1606 if (outTimeSig_Numerator) {
1607 *outTimeSig_Numerator = (UInt32) lrintf (metric.meter().divisions_per_bar());
1609 if (outTimeSig_Denominator) {
1610 *outTimeSig_Denominator = (UInt32) lrintf (metric.meter().note_divisor());
1613 if (outCurrentMeasureDownBeat) {
1615 /* beat for the start of the bar.
1617 2|1|0 -> 1 + divisions_per_bar
1618 3|1|0 -> 1 + (2 * divisions_per_bar)
1622 *outCurrentMeasureDownBeat = 1 + metric.meter().divisions_per_bar() * (bbt.bars - 1);
1629 AUPlugin::get_transport_state_callback (Boolean* outIsPlaying,
1630 Boolean* outTransportStateChanged,
1631 Float64* outCurrentSampleInTimeLine,
1632 Boolean* outIsCycling,
1633 Float64* outCycleStartBeat,
1634 Float64* outCycleEndBeat)
1639 DEBUG_TRACE (DEBUG::AudioUnits, "AU calls ardour transport state callback\n");
1641 rolling = _session.transport_rolling();
1642 speed = _session.transport_speed ();
1645 *outIsPlaying = _session.transport_rolling();
1648 if (outTransportStateChanged) {
1649 if (rolling != last_transport_rolling) {
1650 *outTransportStateChanged = true;
1651 } else if (speed != last_transport_speed) {
1652 *outTransportStateChanged = true;
1654 *outTransportStateChanged = false;
1658 if (outCurrentSampleInTimeLine) {
1659 /* this assumes that the AU can only call this host callback from render context,
1660 where input_offset is valid.
1662 *outCurrentSampleInTimeLine = _session.transport_frame() + input_offset;
1666 Location* loc = _session.locations()->auto_loop_location();
1668 *outIsCycling = (loc && _session.transport_rolling() && _session.get_play_loop());
1670 if (*outIsCycling) {
1672 if (outCycleStartBeat || outCycleEndBeat) {
1674 TempoMap& tmap (_session.tempo_map());
1676 /* more than 1 meter means that a simplistic computation (and interpretation) of
1677 a beat position will be incorrect. so refuse to offer the value.
1680 if (tmap.n_meters() > 1) {
1681 return kAudioUnitErr_CannotDoInCurrentContext;
1684 Timecode::BBT_Time bbt;
1686 if (outCycleStartBeat) {
1687 TempoMetric metric = tmap.metric_at (loc->start() + input_offset);
1688 _session.tempo_map().bbt_time (loc->start(), bbt);
1691 beat = metric.meter().divisions_per_bar() * bbt.bars;
1693 beat += bbt.ticks / Timecode::BBT_Time::ticks_per_beat;
1695 *outCycleStartBeat = beat;
1698 if (outCycleEndBeat) {
1699 TempoMetric metric = tmap.metric_at (loc->end() + input_offset);
1700 _session.tempo_map().bbt_time (loc->end(), bbt);
1703 beat = metric.meter().divisions_per_bar() * bbt.bars;
1705 beat += bbt.ticks / Timecode::BBT_Time::ticks_per_beat;
1707 *outCycleEndBeat = beat;
1713 last_transport_rolling = rolling;
1714 last_transport_speed = speed;
1719 set<Evoral::Parameter>
1720 AUPlugin::automatable() const
1722 set<Evoral::Parameter> automates;
1724 for (uint32_t i = 0; i < descriptors.size(); ++i) {
1725 if (descriptors[i].automatable) {
1726 automates.insert (automates.end(), Evoral::Parameter (PluginAutomation, 0, i));
1734 AUPlugin::describe_parameter (Evoral::Parameter param)
1736 if (param.type() == PluginAutomation && param.id() < parameter_count()) {
1737 return descriptors[param.id()].label;
1744 AUPlugin::print_parameter (uint32_t /*param*/, char* /*buf*/, uint32_t /*len*/) const
1746 // NameValue stuff here
1750 AUPlugin::parameter_is_audio (uint32_t) const
1756 AUPlugin::parameter_is_control (uint32_t param) const
1758 assert(param < descriptors.size());
1759 if (descriptors[param].automatable) {
1760 /* corrently ardour expects all controls to be automatable
1761 * IOW ardour GUI elements mandate an Evoral::Parameter
1762 * for all input+control ports.
1770 AUPlugin::parameter_is_input (uint32_t param) const
1772 /* AU params that are both readable and writeable,
1773 * are listed in kAudioUnitScope_Global
1775 return (descriptors[param].scope == kAudioUnitScope_Input || descriptors[param].scope == kAudioUnitScope_Global);
1779 AUPlugin::parameter_is_output (uint32_t param) const
1781 assert(param < descriptors.size());
1782 // TODO check if ardour properly handles ports
1783 // that report is_input + is_output == true
1784 // -> add || descriptors[param].scope == kAudioUnitScope_Global
1785 return (descriptors[param].scope == kAudioUnitScope_Output);
1789 AUPlugin::add_state (XMLNode* root) const
1791 LocaleGuard lg (X_("C"));
1793 CFPropertyListRef propertyList;
1795 DEBUG_TRACE (DEBUG::AudioUnits, "get preset state\n");
1796 if (unit->GetAUPreset (propertyList) != noErr) {
1800 // Convert the property list into XML data.
1802 xmlData = CFPropertyListCreateXMLData( kCFAllocatorDefault, propertyList);
1805 error << _("Could not create XML version of property list") << endmsg;
1809 /* re-parse XML bytes to create a libxml++ XMLTree that we can merge into
1810 our state node. GACK!
1815 if (t.read_buffer (string ((const char*) CFDataGetBytePtr (xmlData), CFDataGetLength (xmlData)))) {
1817 root->add_child_copy (*t.root());
1821 CFRelease (xmlData);
1822 CFRelease (propertyList);
1826 AUPlugin::set_state(const XMLNode& node, int version)
1829 CFPropertyListRef propertyList;
1830 LocaleGuard lg (X_("C"));
1832 if (node.name() != state_node_name()) {
1833 error << _("Bad node sent to AUPlugin::set_state") << endmsg;
1837 #ifndef NO_PLUGIN_STATE
1838 if (node.children().empty()) {
1842 XMLNode* top = node.children().front();
1843 XMLNode* copy = new XMLNode (*top);
1848 const string& xml = t.write_buffer ();
1849 CFDataRef xmlData = CFDataCreateWithBytesNoCopy (kCFAllocatorDefault, (UInt8*) xml.data(), xml.length(), kCFAllocatorNull);
1850 CFStringRef errorString;
1852 propertyList = CFPropertyListCreateFromXMLData( kCFAllocatorDefault,
1854 kCFPropertyListImmutable,
1857 CFRelease (xmlData);
1860 DEBUG_TRACE (DEBUG::AudioUnits, "set preset\n");
1861 if (unit->SetAUPreset (propertyList) == noErr) {
1864 /* tell the world */
1866 AudioUnitParameter changedUnit;
1867 changedUnit.mAudioUnit = unit->AU();
1868 changedUnit.mParameterID = kAUParameterListener_AnyParameter;
1869 AUParameterListenerNotify (NULL, NULL, &changedUnit);
1871 CFRelease (propertyList);
1875 Plugin::set_state (node, version);
1880 AUPlugin::load_preset (PresetRecord r)
1882 Plugin::load_preset (r);
1885 CFPropertyListRef propertyList;
1887 UserPresetMap::iterator ux;
1888 FactoryPresetMap::iterator fx;
1890 /* look first in "user" presets */
1892 if ((ux = user_preset_map.find (r.label)) != user_preset_map.end()) {
1894 if ((propertyList = load_property_list (ux->second)) != 0) {
1895 DEBUG_TRACE (DEBUG::AudioUnits, "set preset from user presets\n");
1896 if (unit->SetAUPreset (propertyList) == noErr) {
1899 /* tell the world */
1901 AudioUnitParameter changedUnit;
1902 changedUnit.mAudioUnit = unit->AU();
1903 changedUnit.mParameterID = kAUParameterListener_AnyParameter;
1904 AUParameterListenerNotify (NULL, NULL, &changedUnit);
1906 CFRelease(propertyList);
1909 } else if ((fx = factory_preset_map.find (r.label)) != factory_preset_map.end()) {
1913 preset.presetNumber = fx->second;
1914 preset.presetName = CFStringCreateWithCString (kCFAllocatorDefault, fx->first.c_str(), kCFStringEncodingUTF8);
1916 DEBUG_TRACE (DEBUG::AudioUnits, "set preset from factory presets\n");
1918 if (unit->SetPresentPreset (preset) == 0) {
1921 /* tell the world */
1923 AudioUnitParameter changedUnit;
1924 changedUnit.mAudioUnit = unit->AU();
1925 changedUnit.mParameterID = kAUParameterListener_AnyParameter;
1926 AUParameterListenerNotify (NULL, NULL, &changedUnit);
1934 AUPlugin::do_remove_preset (std::string)
1939 AUPlugin::do_save_preset (string preset_name)
1941 CFPropertyListRef propertyList;
1942 vector<Glib::ustring> v;
1943 Glib::ustring user_preset_path;
1945 std::string m = maker();
1946 std::string n = name();
1948 strip_whitespace_edges (m);
1949 strip_whitespace_edges (n);
1951 v.push_back (Glib::get_home_dir());
1952 v.push_back ("Library");
1953 v.push_back ("Audio");
1954 v.push_back ("Presets");
1958 user_preset_path = Glib::build_filename (v);
1960 if (g_mkdir_with_parents (user_preset_path.c_str(), 0775) < 0) {
1961 error << string_compose (_("Cannot create user plugin presets folder (%1)"), user_preset_path) << endmsg;
1965 DEBUG_TRACE (DEBUG::AudioUnits, "get current preset\n");
1966 if (unit->GetAUPreset (propertyList) != noErr) {
1970 // add the actual preset name */
1972 v.push_back (preset_name + preset_suffix);
1976 user_preset_path = Glib::build_filename (v);
1978 set_preset_name_in_plist (propertyList, preset_name);
1980 if (save_property_list (propertyList, user_preset_path)) {
1981 error << string_compose (_("Saving plugin state to %1 failed"), user_preset_path) << endmsg;
1985 CFRelease(propertyList);
1987 user_preset_map[preset_name] = user_preset_path;;
1989 DEBUG_TRACE (DEBUG::AudioUnits, string_compose("AU Saving Preset to %1\n", user_preset_path));
1991 return string ("file:///") + user_preset_path;
1994 //-----------------------------------------------------------------------------
1995 // this is just a little helper function used by GetAUComponentDescriptionFromPresetFile()
1997 GetDictionarySInt32Value(CFDictionaryRef inAUStateDictionary, CFStringRef inDictionaryKey, Boolean * outSuccess)
1999 CFNumberRef cfNumber;
2000 SInt32 numberValue = 0;
2001 Boolean dummySuccess;
2003 if (outSuccess == NULL)
2004 outSuccess = &dummySuccess;
2005 if ( (inAUStateDictionary == NULL) || (inDictionaryKey == NULL) )
2007 *outSuccess = FALSE;
2011 cfNumber = (CFNumberRef) CFDictionaryGetValue(inAUStateDictionary, inDictionaryKey);
2012 if (cfNumber == NULL)
2014 *outSuccess = FALSE;
2017 *outSuccess = CFNumberGetValue(cfNumber, kCFNumberSInt32Type, &numberValue);
2025 GetAUComponentDescriptionFromStateData(CFPropertyListRef inAUStateData, ComponentDescription * outComponentDescription)
2027 CFDictionaryRef auStateDictionary;
2028 ComponentDescription tempDesc = {0,0,0,0,0};
2029 SInt32 versionValue;
2032 if ( (inAUStateData == NULL) || (outComponentDescription == NULL) )
2035 // the property list for AU state data must be of the dictionary type
2036 if (CFGetTypeID(inAUStateData) != CFDictionaryGetTypeID()) {
2037 return kAudioUnitErr_InvalidPropertyValue;
2040 auStateDictionary = (CFDictionaryRef)inAUStateData;
2042 // first check to make sure that the version of the AU state data is one that we know understand
2043 // XXX should I really do this? later versions would probably still hold these ID keys, right?
2044 versionValue = GetDictionarySInt32Value(auStateDictionary, CFSTR(kAUPresetVersionKey), &gotValue);
2047 return kAudioUnitErr_InvalidPropertyValue;
2049 #define kCurrentSavedStateVersion 0
2050 if (versionValue != kCurrentSavedStateVersion) {
2051 return kAudioUnitErr_InvalidPropertyValue;
2054 // grab the ComponentDescription values from the AU state data
2055 tempDesc.componentType = (OSType) GetDictionarySInt32Value(auStateDictionary, CFSTR(kAUPresetTypeKey), NULL);
2056 tempDesc.componentSubType = (OSType) GetDictionarySInt32Value(auStateDictionary, CFSTR(kAUPresetSubtypeKey), NULL);
2057 tempDesc.componentManufacturer = (OSType) GetDictionarySInt32Value(auStateDictionary, CFSTR(kAUPresetManufacturerKey), NULL);
2058 // zero values are illegit for specific ComponentDescriptions, so zero for any value means that there was an error
2059 if ( (tempDesc.componentType == 0) || (tempDesc.componentSubType == 0) || (tempDesc.componentManufacturer == 0) )
2060 return kAudioUnitErr_InvalidPropertyValue;
2062 *outComponentDescription = tempDesc;
2067 static bool au_preset_filter (const string& str, void* arg)
2069 /* Not a dotfile, has a prefix before a period, suffix is aupreset */
2073 ret = (str[0] != '.' && str.length() > 9 && str.find (preset_suffix) == (str.length() - preset_suffix.length()));
2077 /* check the preset file path name against this plugin
2078 ID. The idea is that all preset files for this plugin
2079 include "<manufacturer>/<plugin-name>" in their path.
2082 Plugin* p = (Plugin *) arg;
2083 string match = p->maker();
2087 ret = str.find (match) != string::npos;
2090 string m = p->maker ();
2091 string n = p->name ();
2092 strip_whitespace_edges (m);
2093 strip_whitespace_edges (n);
2098 ret = str.find (match) != string::npos;
2106 check_and_get_preset_name (Component component, const string& pathstr, string& preset_name)
2109 CFPropertyListRef plist;
2110 ComponentDescription presetDesc;
2113 plist = load_property_list (pathstr);
2119 // get the ComponentDescription from the AU preset file
2121 status = GetAUComponentDescriptionFromStateData(plist, &presetDesc);
2123 if (status == noErr) {
2124 if (ComponentAndDescriptionMatch_Loosely(component, &presetDesc)) {
2126 /* try to get the preset name from the property list */
2128 if (CFGetTypeID(plist) == CFDictionaryGetTypeID()) {
2130 const void* psk = CFDictionaryGetValue ((CFMutableDictionaryRef)plist, CFSTR(kAUPresetNameKey));
2134 const char* p = CFStringGetCStringPtr ((CFStringRef) psk, kCFStringEncodingUTF8);
2137 char buf[PATH_MAX+1];
2139 if (CFStringGetCString ((CFStringRef)psk, buf, sizeof (buf), kCFStringEncodingUTF8)) {
2154 AUPlugin::current_preset() const
2158 CFPropertyListRef propertyList;
2160 DEBUG_TRACE (DEBUG::AudioUnits, "get current preset for current_preset()\n");
2161 if (unit->GetAUPreset (propertyList) == noErr) {
2162 preset_name = get_preset_name_in_plist (propertyList);
2163 CFRelease(propertyList);
2170 AUPlugin::find_presets ()
2172 vector<string> preset_files;
2174 user_preset_map.clear ();
2176 find_files_matching_filter (preset_files, preset_search_path, au_preset_filter, this, true, true, true);
2178 if (preset_files.empty()) {
2179 DEBUG_TRACE (DEBUG::AudioUnits, "AU No Preset Files found for given plugin.\n");
2183 for (vector<string>::iterator x = preset_files.begin(); x != preset_files.end(); ++x) {
2188 /* make an initial guess at the preset name using the path */
2190 preset_name = Glib::path_get_basename (path);
2191 preset_name = preset_name.substr (0, preset_name.find_last_of ('.'));
2193 /* check that this preset file really matches this plugin
2194 and potentially get the "real" preset name from
2198 if (check_and_get_preset_name (get_comp()->Comp(), path, preset_name)) {
2199 user_preset_map[preset_name] = path;
2200 DEBUG_TRACE (DEBUG::AudioUnits, string_compose("AU Preset File: %1 > %2\n", preset_name, path));
2202 DEBUG_TRACE (DEBUG::AudioUnits, string_compose("AU INVALID Preset: %1 > %2\n", preset_name, path));
2207 /* now fill the vector<string> with the names we have */
2209 for (UserPresetMap::iterator i = user_preset_map.begin(); i != user_preset_map.end(); ++i) {
2210 _presets.insert (make_pair (i->second, Plugin::PresetRecord (i->second, i->first)));
2211 DEBUG_TRACE (DEBUG::AudioUnits, string_compose("AU Adding User Preset: %1 > %2\n", i->first, i->second));
2214 /* add factory presets */
2216 for (FactoryPresetMap::iterator i = factory_preset_map.begin(); i != factory_preset_map.end(); ++i) {
2218 string const uri = string_compose ("%1", _presets.size ());
2219 _presets.insert (make_pair (uri, Plugin::PresetRecord (uri, i->first, i->second)));
2220 DEBUG_TRACE (DEBUG::AudioUnits, string_compose("AU Adding Factory Preset: %1 > %2\n", i->first, i->second));
2225 AUPlugin::has_editor () const
2227 // even if the plugin doesn't have its own editor, the AU API can be used
2228 // to create one that looks native.
2232 AUPluginInfo::AUPluginInfo (boost::shared_ptr<CAComponentDescription> d)
2235 type = ARDOUR::AudioUnit;
2238 AUPluginInfo::~AUPluginInfo ()
2240 type = ARDOUR::AudioUnit;
2244 AUPluginInfo::load (Session& session)
2249 DEBUG_TRACE (DEBUG::AudioUnits, "load AU as a component\n");
2250 boost::shared_ptr<CAComponent> comp (new CAComponent(*descriptor));
2252 if (!comp->IsValid()) {
2253 error << ("AudioUnit: not a valid Component") << endmsg;
2255 plugin.reset (new AUPlugin (session.engine(), session, comp));
2258 AUPluginInfo *aup = new AUPluginInfo (*this);
2259 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("plugin info for %1 = %2\n", this, aup));
2260 plugin->set_info (PluginInfoPtr (aup));
2261 boost::dynamic_pointer_cast<AUPlugin> (plugin)->set_fixed_size_buffers (aup->creator == "Universal Audio");
2265 catch (failed_constructor &err) {
2266 DEBUG_TRACE (DEBUG::AudioUnits, "failed to load component/plugin\n");
2267 return PluginPtr ();
2272 AUPluginInfo::au_cache_path ()
2274 return Glib::build_filename (ARDOUR::user_config_directory(), "au_cache");
2278 AUPluginInfo::discover (bool scan_only)
2282 /* AU require a CAComponentDescription pointer provided by the OS.
2283 * Ardour only caches port and i/o config. It can't just 'scan' without
2284 * 'discovering' (like we do for VST).
2287 * "Iterate over all plugins. skip the ones where there's no io-cache".
2289 _scan_only = scan_only;
2291 if (!Glib::file_test (au_cache_path(), Glib::FILE_TEST_EXISTS)) {
2292 ARDOUR::BootMessage (_("Discovering AudioUnit plugins (could take some time ...)"));
2294 // create crash log file
2295 au_start_crashlog ();
2297 PluginInfoList* plugs = new PluginInfoList;
2299 discover_fx (*plugs);
2300 discover_music (*plugs);
2301 discover_generators (*plugs);
2302 discover_instruments (*plugs);
2304 // all fine if we get here
2305 au_remove_crashlog ();
2307 DEBUG_TRACE (DEBUG::PluginManager, string_compose ("AU: discovered %1 plugins\n", plugs->size()));
2313 AUPluginInfo::discover_music (PluginInfoList& plugs)
2315 CAComponentDescription desc;
2316 desc.componentFlags = 0;
2317 desc.componentFlagsMask = 0;
2318 desc.componentSubType = 0;
2319 desc.componentManufacturer = 0;
2320 desc.componentType = kAudioUnitType_MusicEffect;
2322 discover_by_description (plugs, desc);
2326 AUPluginInfo::discover_fx (PluginInfoList& plugs)
2328 CAComponentDescription desc;
2329 desc.componentFlags = 0;
2330 desc.componentFlagsMask = 0;
2331 desc.componentSubType = 0;
2332 desc.componentManufacturer = 0;
2333 desc.componentType = kAudioUnitType_Effect;
2335 discover_by_description (plugs, desc);
2339 AUPluginInfo::discover_generators (PluginInfoList& plugs)
2341 CAComponentDescription desc;
2342 desc.componentFlags = 0;
2343 desc.componentFlagsMask = 0;
2344 desc.componentSubType = 0;
2345 desc.componentManufacturer = 0;
2346 desc.componentType = kAudioUnitType_Generator;
2348 discover_by_description (plugs, desc);
2352 AUPluginInfo::discover_instruments (PluginInfoList& plugs)
2354 CAComponentDescription desc;
2355 desc.componentFlags = 0;
2356 desc.componentFlagsMask = 0;
2357 desc.componentSubType = 0;
2358 desc.componentManufacturer = 0;
2359 desc.componentType = kAudioUnitType_MusicDevice;
2361 discover_by_description (plugs, desc);
2366 AUPluginInfo::au_get_crashlog (std::string &msg)
2368 string fn = Glib::build_filename (ARDOUR::user_cache_directory(), "au_crashlog.txt");
2369 if (!Glib::file_test (fn, Glib::FILE_TEST_EXISTS)) {
2372 std::ifstream ifs(fn.c_str());
2373 msg.assign ((std::istreambuf_iterator<char>(ifs)), (std::istreambuf_iterator<char>()));
2374 au_remove_crashlog ();
2379 AUPluginInfo::au_start_crashlog ()
2381 string fn = Glib::build_filename (ARDOUR::user_cache_directory(), "au_crashlog.txt");
2382 assert(!_crashlog_fd);
2383 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("Creating AU Log: %1\n", fn));
2384 if (!(_crashlog_fd = fopen(fn.c_str(), "w"))) {
2385 PBD::error << "Cannot create AU error-log" << fn << "\n";
2386 cerr << "Cannot create AU error-log" << fn << "\n";
2391 AUPluginInfo::au_remove_crashlog ()
2394 ::fclose(_crashlog_fd);
2395 _crashlog_fd = NULL;
2397 string fn = Glib::build_filename (ARDOUR::user_cache_directory(), "au_crashlog.txt");
2398 ::g_unlink(fn.c_str());
2399 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("Remove AU Log: %1\n", fn));
2404 AUPluginInfo::au_crashlog (std::string msg)
2406 if (!_crashlog_fd) {
2407 fprintf(stderr, "AU: %s\n", msg.c_str());
2409 fprintf(_crashlog_fd, "AU: %s\n", msg.c_str());
2410 ::fflush(_crashlog_fd);
2415 AUPluginInfo::discover_by_description (PluginInfoList& plugs, CAComponentDescription& desc)
2418 au_crashlog(string_compose("Start AU discovery for Type: %1", (int)desc.componentType));
2420 comp = FindNextComponent (NULL, &desc);
2422 while (comp != NULL) {
2423 CAComponentDescription temp;
2424 GetComponentInfo (comp, &temp, NULL, NULL, NULL);
2425 CFStringRef itemName = NULL;
2428 if (itemName != NULL) CFRelease(itemName);
2429 CFStringRef compTypeString = UTCreateStringForOSType(temp.componentType);
2430 CFStringRef compSubTypeString = UTCreateStringForOSType(temp.componentSubType);
2431 CFStringRef compManufacturerString = UTCreateStringForOSType(temp.componentManufacturer);
2432 itemName = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("%@ - %@ - %@"),
2433 compTypeString, compManufacturerString, compSubTypeString);
2434 au_crashlog(string_compose("Scanning ID: %1", CFStringRefToStdString(itemName)));
2435 if (compTypeString != NULL)
2436 CFRelease(compTypeString);
2437 if (compSubTypeString != NULL)
2438 CFRelease(compSubTypeString);
2439 if (compManufacturerString != NULL)
2440 CFRelease(compManufacturerString);
2443 if (is_blacklisted(CFStringRefToStdString(itemName))) {
2444 info << string_compose (_("Skipped blacklisted AU plugin %1 "), CFStringRefToStdString(itemName)) << endmsg;
2445 comp = FindNextComponent (comp, &desc);
2449 AUPluginInfoPtr info (new AUPluginInfo
2450 (boost::shared_ptr<CAComponentDescription> (new CAComponentDescription(temp))));
2452 /* although apple designed the subtype field to be a "category" indicator,
2453 its really turned into a plugin ID field for a given manufacturer. Hence
2454 there are no categories for AudioUnits. However, to keep the plugins
2455 showing up under "categories", we'll use the "type" as a high level
2458 NOTE: no panners, format converters or i/o AU's for our purposes
2461 switch (info->descriptor->Type()) {
2462 case kAudioUnitType_Panner:
2463 case kAudioUnitType_OfflineEffect:
2464 case kAudioUnitType_FormatConverter:
2465 comp = FindNextComponent (comp, &desc);
2468 case kAudioUnitType_Output:
2469 info->category = _("AudioUnit Outputs");
2471 case kAudioUnitType_MusicDevice:
2472 info->category = _("AudioUnit Instruments");
2474 case kAudioUnitType_MusicEffect:
2475 info->category = _("AudioUnit MusicEffects");
2477 case kAudioUnitType_Effect:
2478 info->category = _("AudioUnit Effects");
2480 case kAudioUnitType_Mixer:
2481 info->category = _("AudioUnit Mixers");
2483 case kAudioUnitType_Generator:
2484 info->category = _("AudioUnit Generators");
2487 info->category = _("AudioUnit (Unknown)");
2491 au_blacklist(CFStringRefToStdString(itemName));
2492 AUPluginInfo::get_names (temp, info->name, info->creator);
2493 ARDOUR::PluginScanMessage(_("AU"), info->name, false);
2494 au_crashlog(string_compose("Plugin: %1", info->name));
2496 info->type = ARDOUR::AudioUnit;
2497 info->unique_id = stringify_descriptor (*info->descriptor);
2499 /* XXX not sure of the best way to handle plugin versioning yet
2502 CAComponent cacomp (*info->descriptor);
2504 if (cacomp.GetResourceVersion (info->version) != noErr) {
2508 const int rv = cached_io_configuration (info->unique_id, info->version, cacomp, info->cache, info->name);
2511 /* here we have to map apple's wildcard system to a simple pair
2512 of values. in ::can_do() we use the whole system, but here
2513 we need a single pair of values. XXX probably means we should
2514 remove any use of these values.
2516 for now, if the plugin provides a wildcard, treat it as 1. we really
2517 don't care much, because whether we can handle an i/o configuration
2518 depends upon ::can_support_io_configuration(), not these counts.
2520 they exist because other parts of ardour try to present i/o configuration
2521 info to the user, which should perhaps be revisited.
2524 int32_t possible_in = info->cache.io_configs.front().first;
2525 int32_t possible_out = info->cache.io_configs.front().second;
2527 if (possible_in > 0) {
2528 info->n_inputs.set (DataType::AUDIO, possible_in);
2530 info->n_inputs.set (DataType::AUDIO, 1);
2533 if (possible_out > 0) {
2534 info->n_outputs.set (DataType::AUDIO, possible_out);
2536 info->n_outputs.set (DataType::AUDIO, 1);
2539 DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("detected AU %1 with %2 i/o configurations - %3\n",
2540 info->name.c_str(), info->cache.io_configs.size(), info->unique_id));
2542 plugs.push_back (info);
2545 else if (rv == -1) {
2546 error << string_compose (_("Cannot get I/O configuration info for AU %1"), info->name) << endmsg;
2549 au_unblacklist(CFStringRefToStdString(itemName));
2550 au_crashlog("Success.");
2551 comp = FindNextComponent (comp, &desc);
2552 if (itemName != NULL) CFRelease(itemName); itemName = NULL;
2554 au_crashlog(string_compose("End AU discovery for Type: %1", (int)desc.componentType));
2558 AUPluginInfo::cached_io_configuration (const std::string& unique_id,
2561 AUPluginCachedInfo& cinfo,
2562 const std::string& name)
2567 /* concatenate unique ID with version to provide a key for cached info lookup.
2568 this ensures we don't get stale information, or should if plugin developers
2569 follow Apple "guidelines".
2572 snprintf (buf, sizeof (buf), "%u", (uint32_t) version);
2577 CachedInfoMap::iterator cim = cached_info.find (id);
2579 if (cim != cached_info.end()) {
2580 cinfo = cim->second;
2585 PBD::info << string_compose (_("Skipping AU %1 (not indexed. Discover new plugins to add)"), name) << endmsg;
2590 AUChannelInfo* channel_info;
2594 ARDOUR::BootMessage (string_compose (_("Checking AudioUnit: %1"), name));
2598 if (CAAudioUnit::Open (comp, unit) != noErr) {
2604 warning << string_compose (_("Could not load AU plugin %1 - ignored"), name) << endmsg;
2609 DEBUG_TRACE (DEBUG::AudioUnits, "get AU channel info\n");
2610 if ((ret = unit.GetChannelInfo (&channel_info, cnt)) < 0) {
2616 /* no explicit info available, so default to 1in/1out */
2618 /* XXX this is wrong. we should be indicating wildcard values */
2620 cinfo.io_configs.push_back (pair<int,int> (-1, -1));
2624 /* store each configuration */
2626 for (uint32_t n = 0; n < cnt; ++n) {
2627 cinfo.io_configs.push_back (pair<int,int> (channel_info[n].inChannels,
2628 channel_info[n].outChannels));
2631 free (channel_info);
2634 add_cached_info (id, cinfo);
2635 save_cached_info ();
2641 AUPluginInfo::add_cached_info (const std::string& id, AUPluginCachedInfo& cinfo)
2643 cached_info[id] = cinfo;
2646 #define AU_CACHE_VERSION "2.0"
2649 AUPluginInfo::save_cached_info ()
2653 node = new XMLNode (X_("AudioUnitPluginCache"));
2654 node->add_property( "version", AU_CACHE_VERSION );
2656 for (map<string,AUPluginCachedInfo>::iterator i = cached_info.begin(); i != cached_info.end(); ++i) {
2657 XMLNode* parent = new XMLNode (X_("plugin"));
2658 parent->add_property ("id", i->first);
2659 node->add_child_nocopy (*parent);
2661 for (vector<pair<int, int> >::iterator j = i->second.io_configs.begin(); j != i->second.io_configs.end(); ++j) {
2663 XMLNode* child = new XMLNode (X_("io"));
2666 snprintf (buf, sizeof (buf), "%d", j->first);
2667 child->add_property (X_("in"), buf);
2668 snprintf (buf, sizeof (buf), "%d", j->second);
2669 child->add_property (X_("out"), buf);
2670 parent->add_child_nocopy (*child);
2675 Glib::ustring path = au_cache_path ();
2678 tree.set_root (node);
2680 if (!tree.write (path)) {
2681 error << string_compose (_("could not save AU cache to %1"), path) << endmsg;
2682 g_unlink (path.c_str());
2687 AUPluginInfo::load_cached_info ()
2689 Glib::ustring path = au_cache_path ();
2692 if (!Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
2696 if ( !tree.read (path) ) {
2697 error << "au_cache is not a valid XML file. AU plugins will be re-scanned" << endmsg;
2701 const XMLNode* root (tree.root());
2703 if (root->name() != X_("AudioUnitPluginCache")) {
2707 //initial version has incorrectly stored i/o info, and/or garbage chars.
2708 const XMLProperty* version = root->property(X_("version"));
2709 if (! ((version != NULL) && (version->value() == X_(AU_CACHE_VERSION)))) {
2710 error << "au_cache is not correct version. AU plugins will be re-scanned" << endmsg;
2714 cached_info.clear ();
2716 const XMLNodeList children = root->children();
2718 for (XMLNodeConstIterator iter = children.begin(); iter != children.end(); ++iter) {
2720 const XMLNode* child = *iter;
2722 if (child->name() == X_("plugin")) {
2724 const XMLNode* gchild;
2725 const XMLNodeList gchildren = child->children();
2726 const XMLProperty* prop = child->property (X_("id"));
2732 string id = prop->value();
2736 string::size_type slash = id.find_last_of ('/');
2738 if (slash == string::npos) {
2742 version = id.substr (slash);
2743 id = id.substr (0, slash);
2744 fixed = AUPlugin::maybe_fix_broken_au_id (id);
2746 if (fixed.empty()) {
2747 error << string_compose (_("Your AudioUnit configuration cache contains an AU plugin whose ID cannot be understood - ignored (%1)"), id) << endmsg;
2754 AUPluginCachedInfo cinfo;
2756 for (XMLNodeConstIterator giter = gchildren.begin(); giter != gchildren.end(); giter++) {
2760 if (gchild->name() == X_("io")) {
2764 const XMLProperty* iprop;
2765 const XMLProperty* oprop;
2767 if (((iprop = gchild->property (X_("in"))) != 0) &&
2768 ((oprop = gchild->property (X_("out"))) != 0)) {
2769 in = atoi (iprop->value());
2770 out = atoi (oprop->value());
2772 cinfo.io_configs.push_back (pair<int,int> (in, out));
2777 if (cinfo.io_configs.size()) {
2778 add_cached_info (id, cinfo);
2787 AUPluginInfo::get_names (CAComponentDescription& comp_desc, std::string& name, std::string& maker)
2789 CFStringRef itemName = NULL;
2791 // Marc Poirier-style item name
2792 CAComponent auComponent (comp_desc);
2793 if (auComponent.IsValid()) {
2794 CAComponentDescription dummydesc;
2795 Handle nameHandle = NewHandle(sizeof(void*));
2796 if (nameHandle != NULL) {
2797 OSErr err = GetComponentInfo(auComponent.Comp(), &dummydesc, nameHandle, NULL, NULL);
2799 ConstStr255Param nameString = (ConstStr255Param) (*nameHandle);
2800 if (nameString != NULL) {
2801 itemName = CFStringCreateWithPascalString(kCFAllocatorDefault, nameString, CFStringGetSystemEncoding());
2804 DisposeHandle(nameHandle);
2808 // if Marc-style fails, do the original way
2809 if (itemName == NULL) {
2810 CFStringRef compTypeString = UTCreateStringForOSType(comp_desc.componentType);
2811 CFStringRef compSubTypeString = UTCreateStringForOSType(comp_desc.componentSubType);
2812 CFStringRef compManufacturerString = UTCreateStringForOSType(comp_desc.componentManufacturer);
2814 itemName = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("%@ - %@ - %@"),
2815 compTypeString, compManufacturerString, compSubTypeString);
2817 if (compTypeString != NULL)
2818 CFRelease(compTypeString);
2819 if (compSubTypeString != NULL)
2820 CFRelease(compSubTypeString);
2821 if (compManufacturerString != NULL)
2822 CFRelease(compManufacturerString);
2825 string str = CFStringRefToStdString(itemName);
2826 string::size_type colon = str.find (':');
2829 name = str.substr (colon+1);
2830 maker = str.substr (0, colon);
2831 strip_whitespace_edges (maker);
2832 strip_whitespace_edges (name);
2836 strip_whitespace_edges (name);
2841 AUPluginInfo::stringify_descriptor (const CAComponentDescription& desc)
2845 /* note: OSType is a compiler-implemenation-defined value,
2846 historically a 32 bit integer created with a multi-character
2847 constant such as 'abcd'. It is, fundamentally, an abomination.
2852 s << desc.SubType();
2860 AUPluginInfo::needs_midi_input ()
2862 return is_effect_with_midi_input () || is_instrument ();
2866 AUPluginInfo::is_effect () const
2868 return is_effect_without_midi_input() || is_effect_with_midi_input();
2872 AUPluginInfo::is_effect_without_midi_input () const
2874 return descriptor->IsAUFX();
2878 AUPluginInfo::is_effect_with_midi_input () const
2880 return descriptor->IsAUFM();
2884 AUPluginInfo::is_instrument () const
2886 return descriptor->IsMusicDevice();
2890 AUPlugin::set_info (PluginInfoPtr info)
2892 Plugin::set_info (info);
2894 AUPluginInfoPtr pinfo = boost::dynamic_pointer_cast<AUPluginInfo>(get_info());
2895 _has_midi_input = pinfo->needs_midi_input ();
2896 _has_midi_output = false;
2900 AUPlugin::create_parameter_listener (AUEventListenerProc cb, void* arg, float interval_secs)
2903 CFRunLoopRef run_loop = (CFRunLoopRef) GetCFRunLoopFromEventLoop(GetCurrentEventLoop());
2905 CFRunLoopRef run_loop = CFRunLoopGetCurrent();
2907 CFStringRef loop_mode = kCFRunLoopDefaultMode;
2909 if (AUEventListenerCreate (cb, arg, run_loop, loop_mode, interval_secs, interval_secs, &_parameter_listener) != noErr) {
2913 _parameter_listener_arg = arg;
2919 AUPlugin::listen_to_parameter (uint32_t param_id)
2921 AudioUnitEvent event;
2923 if (!_parameter_listener || param_id >= descriptors.size()) {
2927 event.mEventType = kAudioUnitEvent_ParameterValueChange;
2928 event.mArgument.mParameter.mAudioUnit = unit->AU();
2929 event.mArgument.mParameter.mParameterID = descriptors[param_id].id;
2930 event.mArgument.mParameter.mScope = descriptors[param_id].scope;
2931 event.mArgument.mParameter.mElement = descriptors[param_id].element;
2933 if (AUEventListenerAddEventType (_parameter_listener, _parameter_listener_arg, &event) != noErr) {
2937 event.mEventType = kAudioUnitEvent_BeginParameterChangeGesture;
2938 event.mArgument.mParameter.mAudioUnit = unit->AU();
2939 event.mArgument.mParameter.mParameterID = descriptors[param_id].id;
2940 event.mArgument.mParameter.mScope = descriptors[param_id].scope;
2941 event.mArgument.mParameter.mElement = descriptors[param_id].element;
2943 if (AUEventListenerAddEventType (_parameter_listener, _parameter_listener_arg, &event) != noErr) {
2947 event.mEventType = kAudioUnitEvent_EndParameterChangeGesture;
2948 event.mArgument.mParameter.mAudioUnit = unit->AU();
2949 event.mArgument.mParameter.mParameterID = descriptors[param_id].id;
2950 event.mArgument.mParameter.mScope = descriptors[param_id].scope;
2951 event.mArgument.mParameter.mElement = descriptors[param_id].element;
2953 if (AUEventListenerAddEventType (_parameter_listener, _parameter_listener_arg, &event) != noErr) {
2961 AUPlugin::end_listen_to_parameter (uint32_t param_id)
2963 AudioUnitEvent event;
2965 if (!_parameter_listener || param_id >= descriptors.size()) {
2969 event.mEventType = kAudioUnitEvent_ParameterValueChange;
2970 event.mArgument.mParameter.mAudioUnit = unit->AU();
2971 event.mArgument.mParameter.mParameterID = descriptors[param_id].id;
2972 event.mArgument.mParameter.mScope = descriptors[param_id].scope;
2973 event.mArgument.mParameter.mElement = descriptors[param_id].element;
2975 if (AUEventListenerRemoveEventType (_parameter_listener, _parameter_listener_arg, &event) != noErr) {
2979 event.mEventType = kAudioUnitEvent_BeginParameterChangeGesture;
2980 event.mArgument.mParameter.mAudioUnit = unit->AU();
2981 event.mArgument.mParameter.mParameterID = descriptors[param_id].id;
2982 event.mArgument.mParameter.mScope = descriptors[param_id].scope;
2983 event.mArgument.mParameter.mElement = descriptors[param_id].element;
2985 if (AUEventListenerRemoveEventType (_parameter_listener, _parameter_listener_arg, &event) != noErr) {
2989 event.mEventType = kAudioUnitEvent_EndParameterChangeGesture;
2990 event.mArgument.mParameter.mAudioUnit = unit->AU();
2991 event.mArgument.mParameter.mParameterID = descriptors[param_id].id;
2992 event.mArgument.mParameter.mScope = descriptors[param_id].scope;
2993 event.mArgument.mParameter.mElement = descriptors[param_id].element;
2995 if (AUEventListenerRemoveEventType (_parameter_listener, _parameter_listener_arg, &event) != noErr) {
3003 AUPlugin::_parameter_change_listener (void* arg, void* src, const AudioUnitEvent* event, UInt64 host_time, Float32 new_value)
3005 ((AUPlugin*) arg)->parameter_change_listener (arg, src, event, host_time, new_value);
3009 AUPlugin::parameter_change_listener (void* /*arg*/, void* /*src*/, const AudioUnitEvent* event, UInt64 /*host_time*/, Float32 new_value)
3011 ParameterMap::iterator i;
3013 if ((i = parameter_map.find (event->mArgument.mParameter.mParameterID)) == parameter_map.end()) {
3017 switch (event->mEventType) {
3018 case kAudioUnitEvent_BeginParameterChangeGesture:
3019 StartTouch (i->second);
3021 case kAudioUnitEvent_EndParameterChangeGesture:
3022 EndTouch (i->second);
3024 case kAudioUnitEvent_ParameterValueChange:
3025 ParameterChanged (i->second, new_value);