Paul Davis
90172686b9
git-svn-id: svn://localhost/ardour2/branches/3.0@8044 d708f5d6-7413-0410-9779-e7cbd77b26cf
2556 lines
66 KiB
C++
2556 lines
66 KiB
C++
/*
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Copyright (C) 2006-2009 Paul Davis
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Some portions Copyright (C) Sophia Poirier.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <sstream>
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#include <errno.h>
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#include <string.h>
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#include <math.h>
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#include <ctype.h>
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#include "pbd/transmitter.h"
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#include "pbd/xml++.h"
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#include "pbd/convert.h"
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#include "pbd/whitespace.h"
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#include "pbd/pathscanner.h"
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#include "pbd/locale_guard.h"
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#include <glibmm/thread.h>
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#include <glibmm/fileutils.h>
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#include <glibmm/miscutils.h>
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#include "ardour/ardour.h"
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#include "ardour/audioengine.h"
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#include "ardour/audio_buffer.h"
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#include "ardour/midi_buffer.h"
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#include "ardour/filesystem_paths.h"
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#include "ardour/io.h"
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#include "ardour/audio_unit.h"
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#include "ardour/session.h"
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#include "ardour/tempo.h"
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#include "ardour/utils.h"
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#include "appleutility/CAAudioUnit.h"
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#include "appleutility/CAAUParameter.h"
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#include <CoreFoundation/CoreFoundation.h>
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#include <CoreServices/CoreServices.h>
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#include <AudioUnit/AudioUnit.h>
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#include <AudioToolbox/AudioUnitUtilities.h>
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#include "i18n.h"
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using namespace std;
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using namespace PBD;
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using namespace ARDOUR;
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//#define TRACE_AU_API
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#ifdef TRACE_AU_API
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#define TRACE_API(fmt,...) fprintf (stderr, fmt, ## __VA_ARGS__)
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#else
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#define TRACE_API(fmt,...)
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#endif
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#ifndef AU_STATE_SUPPORT
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static bool seen_get_state_message = false;
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static bool seen_set_state_message = false;
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static bool seen_loading_message = false;
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static bool seen_saving_message = false;
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#endif
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AUPluginInfo::CachedInfoMap AUPluginInfo::cached_info;
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static string preset_search_path = "/Library/Audio/Presets:/Network/Library/Audio/Presets";
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static string preset_suffix = ".aupreset";
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static bool preset_search_path_initialized = false;
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static bool debug_io_config = true;
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static OSStatus
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_render_callback(void *userData,
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AudioUnitRenderActionFlags *ioActionFlags,
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const AudioTimeStamp *inTimeStamp,
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UInt32 inBusNumber,
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UInt32 inNumberFrames,
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AudioBufferList* ioData)
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{
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if (userData) {
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return ((AUPlugin*)userData)->render_callback (ioActionFlags, inTimeStamp, inBusNumber, inNumberFrames, ioData);
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}
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return paramErr;
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}
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static OSStatus
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_get_beat_and_tempo_callback (void* userData,
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Float64* outCurrentBeat,
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Float64* outCurrentTempo)
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{
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if (userData) {
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return ((AUPlugin*)userData)->get_beat_and_tempo_callback (outCurrentBeat, outCurrentTempo);
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}
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return paramErr;
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}
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static OSStatus
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_get_musical_time_location_callback (void * userData,
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UInt32 * outDeltaSampleOffsetToNextBeat,
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Float32 * outTimeSig_Numerator,
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UInt32 * outTimeSig_Denominator,
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Float64 * outCurrentMeasureDownBeat)
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{
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if (userData) {
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return ((AUPlugin*)userData)->get_musical_time_location_callback (outDeltaSampleOffsetToNextBeat,
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outTimeSig_Numerator,
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outTimeSig_Denominator,
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outCurrentMeasureDownBeat);
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}
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return paramErr;
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}
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static OSStatus
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_get_transport_state_callback (void* userData,
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Boolean* outIsPlaying,
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Boolean* outTransportStateChanged,
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Float64* outCurrentSampleInTimeLine,
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Boolean* outIsCycling,
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Float64* outCycleStartBeat,
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Float64* outCycleEndBeat)
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{
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if (userData) {
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return ((AUPlugin*)userData)->get_transport_state_callback (outIsPlaying, outTransportStateChanged,
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outCurrentSampleInTimeLine, outIsCycling,
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outCycleStartBeat, outCycleEndBeat);
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}
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return paramErr;
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}
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static int
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save_property_list (CFPropertyListRef propertyList, Glib::ustring path)
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{
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CFDataRef xmlData;
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int fd;
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// Convert the property list into XML data.
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xmlData = CFPropertyListCreateXMLData( kCFAllocatorDefault, propertyList);
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if (!xmlData) {
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error << _("Could not create XML version of property list") << endmsg;
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return -1;
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}
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// Write the XML data to the file.
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fd = open (path.c_str(), O_WRONLY|O_CREAT|O_EXCL, 0664);
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while (fd < 0) {
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if (errno == EEXIST) {
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/* tell any UI's that this file already exists and ask them what to do */
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bool overwrite = Plugin::PresetFileExists(); // EMIT SIGNAL
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if (overwrite) {
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fd = open (path.c_str(), O_WRONLY, 0664);
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continue;
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} else {
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return 0;
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}
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}
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error << string_compose (_("Cannot open preset file %1 (%2)"), path, strerror (errno)) << endmsg;
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CFRelease (xmlData);
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return -1;
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}
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size_t cnt = CFDataGetLength (xmlData);
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if (write (fd, CFDataGetBytePtr (xmlData), cnt) != (ssize_t) cnt) {
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CFRelease (xmlData);
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close (fd);
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return -1;
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}
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close (fd);
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return 0;
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}
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static CFPropertyListRef
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load_property_list (Glib::ustring path)
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{
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int fd;
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CFPropertyListRef propertyList = 0;
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CFDataRef xmlData;
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CFStringRef errorString;
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// Read the XML file.
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if ((fd = open (path.c_str(), O_RDONLY)) < 0) {
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return propertyList;
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}
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off_t len = lseek (fd, 0, SEEK_END);
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char* buf = new char[len];
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lseek (fd, 0, SEEK_SET);
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if (read (fd, buf, len) != len) {
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delete [] buf;
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close (fd);
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return propertyList;
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}
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close (fd);
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xmlData = CFDataCreateWithBytesNoCopy (kCFAllocatorDefault, (UInt8*) buf, len, kCFAllocatorNull);
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// Reconstitute the dictionary using the XML data.
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propertyList = CFPropertyListCreateFromXMLData( kCFAllocatorDefault,
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xmlData,
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kCFPropertyListImmutable,
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&errorString);
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CFRelease (xmlData);
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delete [] buf;
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return propertyList;
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}
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//-----------------------------------------------------------------------------
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static void
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set_preset_name_in_plist (CFPropertyListRef plist, string preset_name)
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{
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if (!plist) {
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return;
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}
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CFStringRef pn = CFStringCreateWithCString (kCFAllocatorDefault, preset_name.c_str(), kCFStringEncodingUTF8);
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if (CFGetTypeID (plist) == CFDictionaryGetTypeID()) {
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CFDictionarySetValue ((CFMutableDictionaryRef)plist, CFSTR(kAUPresetNameKey), pn);
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}
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CFRelease (pn);
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}
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//-----------------------------------------------------------------------------
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static std::string
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get_preset_name_in_plist (CFPropertyListRef plist)
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{
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std::string ret;
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if (!plist) {
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return ret;
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}
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if (CFGetTypeID (plist) == CFDictionaryGetTypeID()) {
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const void *p = CFDictionaryGetValue ((CFMutableDictionaryRef)plist, CFSTR(kAUPresetNameKey));
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if (p) {
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CFStringRef str = (CFStringRef) p;
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int len = CFStringGetLength(str);
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len = (len * 2) + 1;
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char local_buffer[len];
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if (CFStringGetCString (str, local_buffer, len, kCFStringEncodingUTF8)) {
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ret = local_buffer;
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}
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}
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}
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return ret;
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}
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//--------------------------------------------------------------------------
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// general implementation for ComponentDescriptionsMatch() and ComponentDescriptionsMatch_Loosely()
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// if inIgnoreType is true, then the type code is ignored in the ComponentDescriptions
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Boolean ComponentDescriptionsMatch_General(const ComponentDescription * inComponentDescription1, const ComponentDescription * inComponentDescription2, Boolean inIgnoreType);
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Boolean ComponentDescriptionsMatch_General(const ComponentDescription * inComponentDescription1, const ComponentDescription * inComponentDescription2, Boolean inIgnoreType)
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{
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if ( (inComponentDescription1 == NULL) || (inComponentDescription2 == NULL) )
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return FALSE;
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if ( (inComponentDescription1->componentSubType == inComponentDescription2->componentSubType)
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&& (inComponentDescription1->componentManufacturer == inComponentDescription2->componentManufacturer) )
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{
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// only sub-type and manufacturer IDs need to be equal
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if (inIgnoreType)
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return TRUE;
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// type, sub-type, and manufacturer IDs all need to be equal in order to call this a match
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else if (inComponentDescription1->componentType == inComponentDescription2->componentType)
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return TRUE;
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}
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return FALSE;
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}
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//--------------------------------------------------------------------------
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// general implementation for ComponentAndDescriptionMatch() and ComponentAndDescriptionMatch_Loosely()
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// if inIgnoreType is true, then the type code is ignored in the ComponentDescriptions
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Boolean ComponentAndDescriptionMatch_General(Component inComponent, const ComponentDescription * inComponentDescription, Boolean inIgnoreType);
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Boolean ComponentAndDescriptionMatch_General(Component inComponent, const ComponentDescription * inComponentDescription, Boolean inIgnoreType)
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{
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OSErr status;
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ComponentDescription desc;
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if ( (inComponent == NULL) || (inComponentDescription == NULL) )
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return FALSE;
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// get the ComponentDescription of the input Component
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status = GetComponentInfo(inComponent, &desc, NULL, NULL, NULL);
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if (status != noErr)
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return FALSE;
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// check if the Component's ComponentDescription matches the input ComponentDescription
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return ComponentDescriptionsMatch_General(&desc, inComponentDescription, inIgnoreType);
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}
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//--------------------------------------------------------------------------
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// determine if 2 ComponentDescriptions are basically equal
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// (by that, I mean that the important identifying values are compared,
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// but not the ComponentDescription flags)
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Boolean ComponentDescriptionsMatch(const ComponentDescription * inComponentDescription1, const ComponentDescription * inComponentDescription2)
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{
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return ComponentDescriptionsMatch_General(inComponentDescription1, inComponentDescription2, FALSE);
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}
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//--------------------------------------------------------------------------
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// determine if 2 ComponentDescriptions have matching sub-type and manufacturer codes
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Boolean ComponentDescriptionsMatch_Loose(const ComponentDescription * inComponentDescription1, const ComponentDescription * inComponentDescription2)
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{
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return ComponentDescriptionsMatch_General(inComponentDescription1, inComponentDescription2, TRUE);
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}
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//--------------------------------------------------------------------------
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// determine if a ComponentDescription basically matches that of a particular Component
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Boolean ComponentAndDescriptionMatch(Component inComponent, const ComponentDescription * inComponentDescription)
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{
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return ComponentAndDescriptionMatch_General(inComponent, inComponentDescription, FALSE);
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}
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//--------------------------------------------------------------------------
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// determine if a ComponentDescription matches only the sub-type and manufacturer codes of a particular Component
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Boolean ComponentAndDescriptionMatch_Loosely(Component inComponent, const ComponentDescription * inComponentDescription)
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{
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return ComponentAndDescriptionMatch_General(inComponent, inComponentDescription, TRUE);
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}
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AUPlugin::AUPlugin (AudioEngine& engine, Session& session, boost::shared_ptr<CAComponent> _comp)
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: Plugin (engine, session)
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, comp (_comp)
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, unit (new CAAudioUnit)
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, initialized (false)
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, _current_block_size (0)
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, _requires_fixed_size_buffers (false)
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, buffers (0)
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, current_maxbuf (0)
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, current_offset (0)
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, current_buffers (0)
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, frames_processed (0)
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, last_transport_rolling (false)
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, last_transport_speed (0.0)
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{
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if (!preset_search_path_initialized) {
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Glib::ustring p = Glib::get_home_dir();
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p += "/Library/Audio/Presets:";
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p += preset_search_path;
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preset_search_path = p;
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preset_search_path_initialized = true;
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}
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init ();
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}
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AUPlugin::AUPlugin (const AUPlugin& other)
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: Plugin (other)
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, comp (other.get_comp())
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, unit (new CAAudioUnit)
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, initialized (false)
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, _current_block_size (0)
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, _last_nframes (0)
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, _requires_fixed_size_buffers (false)
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, buffers (0)
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, current_maxbuf (0)
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, current_offset (0)
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, current_buffers (0)
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, frames_processed (0)
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{
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init ();
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}
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AUPlugin::~AUPlugin ()
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{
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if (unit) {
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TRACE_API ("about to call uninitialize in plugin destructor\n");
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unit->Uninitialize ();
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}
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if (buffers) {
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free (buffers);
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}
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}
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void
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AUPlugin::discover_factory_presets ()
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{
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CFArrayRef presets;
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UInt32 dataSize = sizeof (presets);
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OSStatus err;
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TRACE_API ("get property FactoryPresets in global scope\n");
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if ((err = unit->GetProperty (kAudioUnitProperty_FactoryPresets, kAudioUnitScope_Global, 0, (void*) &presets, &dataSize)) != 0) {
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cerr << "cannot get factory preset info: " << err << endl;
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return;
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}
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if (!presets) {
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return;
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}
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CFIndex cnt = CFArrayGetCount (presets);
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for (CFIndex i = 0; i < cnt; ++i) {
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AUPreset* preset = (AUPreset*) CFArrayGetValueAtIndex (presets, i);
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string name = CFStringRefToStdString (preset->presetName);
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factory_preset_map[name] = preset->presetNumber;
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}
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CFRelease (presets);
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}
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void
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AUPlugin::init ()
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{
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OSErr err;
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try {
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TRACE_API ("opening AudioUnit\n");
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err = CAAudioUnit::Open (*(comp.get()), *unit);
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} catch (...) {
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error << _("Exception thrown during AudioUnit plugin loading - plugin ignored") << endmsg;
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throw failed_constructor();
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}
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if (err != noErr) {
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error << _("AudioUnit: Could not convert CAComponent to CAAudioUnit") << endmsg;
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throw failed_constructor ();
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}
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TRACE_API ("count global elements\n");
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unit->GetElementCount (kAudioUnitScope_Global, global_elements);
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TRACE_API ("count input elements\n");
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unit->GetElementCount (kAudioUnitScope_Input, input_elements);
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TRACE_API ("count output elements\n");
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unit->GetElementCount (kAudioUnitScope_Output, output_elements);
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if (input_elements > 0) {
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AURenderCallbackStruct renderCallbackInfo;
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renderCallbackInfo.inputProc = _render_callback;
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renderCallbackInfo.inputProcRefCon = this;
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TRACE_API ("set render callback in input scope\n");
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if ((err = unit->SetProperty (kAudioUnitProperty_SetRenderCallback, kAudioUnitScope_Input,
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0, (void*) &renderCallbackInfo, sizeof(renderCallbackInfo))) != 0) {
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cerr << "cannot install render callback (err = " << err << ')' << endl;
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throw failed_constructor();
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}
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}
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/* tell the plugin about tempo/meter/transport callbacks in case it wants them */
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HostCallbackInfo info;
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memset (&info, 0, sizeof (HostCallbackInfo));
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info.hostUserData = this;
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info.beatAndTempoProc = _get_beat_and_tempo_callback;
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info.musicalTimeLocationProc = _get_musical_time_location_callback;
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info.transportStateProc = _get_transport_state_callback;
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//ignore result of this - don't care if the property isn't supported
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TRACE_API ("set host callbacks in global scope\n");
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unit->SetProperty (kAudioUnitProperty_HostCallbacks,
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kAudioUnitScope_Global,
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0, //elementID
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&info,
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sizeof (HostCallbackInfo));
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/* these keep track of *configured* channel set up,
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not potential set ups.
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*/
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input_channels = -1;
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output_channels = -1;
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if (set_block_size (_session.get_block_size())) {
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error << _("AUPlugin: cannot set processing block size") << endmsg;
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throw failed_constructor();
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}
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AUPluginInfoPtr pinfo = boost::dynamic_pointer_cast<AUPluginInfo>(get_info());
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_has_midi_input = pinfo->needs_midi_input ();
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_has_midi_output = false;
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discover_parameters ();
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discover_factory_presets ();
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// Plugin::setup_controls ();
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}
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|
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void
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AUPlugin::discover_parameters ()
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{
|
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/* discover writable parameters */
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|
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AudioUnitScope scopes[] = {
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kAudioUnitScope_Global,
|
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kAudioUnitScope_Output,
|
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kAudioUnitScope_Input
|
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};
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|
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descriptors.clear ();
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|
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for (uint32_t i = 0; i < sizeof (scopes) / sizeof (scopes[0]); ++i) {
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|
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AUParamInfo param_info (unit->AU(), false, false, scopes[i]);
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|
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for (uint32_t i = 0; i < param_info.NumParams(); ++i) {
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|
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AUParameterDescriptor d;
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d.id = param_info.ParamID (i);
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|
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const CAAUParameter* param = param_info.GetParamInfo (d.id);
|
|
const AudioUnitParameterInfo& info (param->ParamInfo());
|
|
|
|
const int len = CFStringGetLength (param->GetName());;
|
|
char local_buffer[len*2];
|
|
Boolean good = CFStringGetCString(param->GetName(),local_buffer,len*2,kCFStringEncodingMacRoman);
|
|
if (!good) {
|
|
d.label = "???";
|
|
} else {
|
|
d.label = local_buffer;
|
|
}
|
|
|
|
d.scope = param_info.GetScope ();
|
|
d.element = param_info.GetElement ();
|
|
|
|
/* info.units to consider */
|
|
/*
|
|
kAudioUnitParameterUnit_Generic = 0
|
|
kAudioUnitParameterUnit_Indexed = 1
|
|
kAudioUnitParameterUnit_Boolean = 2
|
|
kAudioUnitParameterUnit_Percent = 3
|
|
kAudioUnitParameterUnit_Seconds = 4
|
|
kAudioUnitParameterUnit_SampleFrames = 5
|
|
kAudioUnitParameterUnit_Phase = 6
|
|
kAudioUnitParameterUnit_Rate = 7
|
|
kAudioUnitParameterUnit_Hertz = 8
|
|
kAudioUnitParameterUnit_Cents = 9
|
|
kAudioUnitParameterUnit_RelativeSemiTones = 10
|
|
kAudioUnitParameterUnit_MIDINoteNumber = 11
|
|
kAudioUnitParameterUnit_MIDIController = 12
|
|
kAudioUnitParameterUnit_Decibels = 13
|
|
kAudioUnitParameterUnit_LinearGain = 14
|
|
kAudioUnitParameterUnit_Degrees = 15
|
|
kAudioUnitParameterUnit_EqualPowerCrossfade = 16
|
|
kAudioUnitParameterUnit_MixerFaderCurve1 = 17
|
|
kAudioUnitParameterUnit_Pan = 18
|
|
kAudioUnitParameterUnit_Meters = 19
|
|
kAudioUnitParameterUnit_AbsoluteCents = 20
|
|
kAudioUnitParameterUnit_Octaves = 21
|
|
kAudioUnitParameterUnit_BPM = 22
|
|
kAudioUnitParameterUnit_Beats = 23
|
|
kAudioUnitParameterUnit_Milliseconds = 24
|
|
kAudioUnitParameterUnit_Ratio = 25
|
|
*/
|
|
|
|
/* info.flags to consider */
|
|
|
|
/*
|
|
|
|
kAudioUnitParameterFlag_CFNameRelease = (1L << 4)
|
|
kAudioUnitParameterFlag_HasClump = (1L << 20)
|
|
kAudioUnitParameterFlag_HasName = (1L << 21)
|
|
kAudioUnitParameterFlag_DisplayLogarithmic = (1L << 22)
|
|
kAudioUnitParameterFlag_IsHighResolution = (1L << 23)
|
|
kAudioUnitParameterFlag_NonRealTime = (1L << 24)
|
|
kAudioUnitParameterFlag_CanRamp = (1L << 25)
|
|
kAudioUnitParameterFlag_ExpertMode = (1L << 26)
|
|
kAudioUnitParameterFlag_HasCFNameString = (1L << 27)
|
|
kAudioUnitParameterFlag_IsGlobalMeta = (1L << 28)
|
|
kAudioUnitParameterFlag_IsElementMeta = (1L << 29)
|
|
kAudioUnitParameterFlag_IsReadable = (1L << 30)
|
|
kAudioUnitParameterFlag_IsWritable = (1L << 31)
|
|
*/
|
|
|
|
d.lower = info.minValue;
|
|
d.upper = info.maxValue;
|
|
d.default_value = info.defaultValue;
|
|
|
|
d.integer_step = (info.unit == kAudioUnitParameterUnit_Indexed);
|
|
d.toggled = (info.unit == kAudioUnitParameterUnit_Boolean) ||
|
|
(d.integer_step && ((d.upper - d.lower) == 1.0));
|
|
d.sr_dependent = (info.unit == kAudioUnitParameterUnit_SampleFrames);
|
|
d.automatable = !d.toggled &&
|
|
!(info.flags & kAudioUnitParameterFlag_NonRealTime) &&
|
|
(info.flags & kAudioUnitParameterFlag_IsWritable);
|
|
|
|
d.logarithmic = (info.flags & kAudioUnitParameterFlag_DisplayLogarithmic);
|
|
d.unit = info.unit;
|
|
|
|
d.step = 1.0;
|
|
d.smallstep = 0.1;
|
|
d.largestep = 10.0;
|
|
d.min_unbound = 0; // lower is bound
|
|
d.max_unbound = 0; // upper is bound
|
|
|
|
descriptors.push_back (d);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static unsigned int
|
|
four_ints_to_four_byte_literal (unsigned char n[4])
|
|
{
|
|
/* this is actually implementation dependent. sigh. this is what gcc
|
|
and quite a few others do.
|
|
*/
|
|
return ((n[0] << 24) + (n[1] << 16) + (n[2] << 8) + n[3]);
|
|
}
|
|
|
|
std::string
|
|
AUPlugin::maybe_fix_broken_au_id (const std::string& id)
|
|
{
|
|
if (isdigit (id[0])) {
|
|
return id;
|
|
}
|
|
|
|
/* ID format is xxxx-xxxx-xxxx
|
|
where x maybe \xNN or a printable character.
|
|
|
|
Split at the '-' and and process each part into an integer.
|
|
Then put it back together.
|
|
*/
|
|
|
|
|
|
unsigned char nascent[4];
|
|
const char* cstr = id.c_str();
|
|
const char* estr = cstr + id.size();
|
|
uint32_t n[3];
|
|
int in;
|
|
int next_int;
|
|
char short_buf[3];
|
|
stringstream s;
|
|
|
|
in = 0;
|
|
next_int = 0;
|
|
short_buf[2] = '\0';
|
|
|
|
while (*cstr && next_int < 4) {
|
|
|
|
if (*cstr == '\\') {
|
|
|
|
if (estr - cstr < 3) {
|
|
|
|
/* too close to the end for \xNN parsing: treat as literal characters */
|
|
|
|
cerr << "Parse " << cstr << " as a literal \\" << endl;
|
|
nascent[in] = *cstr;
|
|
++cstr;
|
|
++in;
|
|
|
|
} else {
|
|
|
|
if (cstr[1] == 'x' && isxdigit (cstr[2]) && isxdigit (cstr[3])) {
|
|
|
|
/* parse \xNN */
|
|
|
|
memcpy (short_buf, &cstr[2], 2);
|
|
nascent[in] = strtol (short_buf, NULL, 16);
|
|
cstr += 4;
|
|
++in;
|
|
|
|
} else {
|
|
|
|
/* treat as literal characters */
|
|
cerr << "Parse " << cstr << " as a literal \\" << endl;
|
|
nascent[in] = *cstr;
|
|
++cstr;
|
|
++in;
|
|
}
|
|
}
|
|
|
|
} else {
|
|
|
|
nascent[in] = *cstr;
|
|
++cstr;
|
|
++in;
|
|
}
|
|
|
|
if (in && (in % 4 == 0)) {
|
|
/* nascent is ready */
|
|
n[next_int] = four_ints_to_four_byte_literal (nascent);
|
|
in = 0;
|
|
next_int++;
|
|
|
|
/* swallow space-hyphen-space */
|
|
|
|
if (next_int < 3) {
|
|
++cstr;
|
|
++cstr;
|
|
++cstr;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (next_int != 3) {
|
|
goto err;
|
|
}
|
|
|
|
s << n[0] << '-' << n[1] << '-' << n[2];
|
|
|
|
return s.str();
|
|
|
|
err:
|
|
return string();
|
|
}
|
|
|
|
string
|
|
AUPlugin::unique_id () const
|
|
{
|
|
return AUPluginInfo::stringify_descriptor (comp->Desc());
|
|
}
|
|
|
|
const char *
|
|
AUPlugin::label () const
|
|
{
|
|
return _info->name.c_str();
|
|
}
|
|
|
|
uint32_t
|
|
AUPlugin::parameter_count () const
|
|
{
|
|
return descriptors.size();
|
|
}
|
|
|
|
float
|
|
AUPlugin::default_value (uint32_t port)
|
|
{
|
|
if (port < descriptors.size()) {
|
|
return descriptors[port].default_value;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
nframes_t
|
|
AUPlugin::signal_latency () const
|
|
{
|
|
return unit->Latency() * _session.frame_rate();
|
|
}
|
|
|
|
void
|
|
AUPlugin::set_parameter (uint32_t which, float val)
|
|
{
|
|
if (which < descriptors.size()) {
|
|
const AUParameterDescriptor& d (descriptors[which]);
|
|
TRACE_API ("set parameter %d in scope %d element %d to %f\n", d.id, d.scope, d.element, val);
|
|
unit->SetParameter (d.id, d.scope, d.element, val);
|
|
|
|
/* tell the world what we did */
|
|
|
|
AudioUnitEvent theEvent;
|
|
|
|
theEvent.mEventType = kAudioUnitEvent_ParameterValueChange;
|
|
theEvent.mArgument.mParameter.mAudioUnit = unit->AU();
|
|
theEvent.mArgument.mParameter.mParameterID = d.id;
|
|
theEvent.mArgument.mParameter.mScope = d.scope;
|
|
theEvent.mArgument.mParameter.mElement = d.element;
|
|
|
|
TRACE_API ("notify about parameter change\n");
|
|
AUEventListenerNotify (NULL, NULL, &theEvent);
|
|
}
|
|
}
|
|
|
|
float
|
|
AUPlugin::get_parameter (uint32_t which) const
|
|
{
|
|
float val = 0.0;
|
|
if (which < descriptors.size()) {
|
|
const AUParameterDescriptor& d (descriptors[which]);
|
|
TRACE_API ("get value of parameter %d in scope %d element %d\n", d.id, d.scope, d.element);
|
|
unit->GetParameter(d.id, d.scope, d.element, val);
|
|
}
|
|
return val;
|
|
}
|
|
|
|
int
|
|
AUPlugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor& pd) const
|
|
{
|
|
if (which < descriptors.size()) {
|
|
pd = descriptors[which];
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
uint32_t
|
|
AUPlugin::nth_parameter (uint32_t which, bool& ok) const
|
|
{
|
|
if (which < descriptors.size()) {
|
|
ok = true;
|
|
return which;
|
|
}
|
|
ok = false;
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
AUPlugin::activate ()
|
|
{
|
|
if (!initialized) {
|
|
OSErr err;
|
|
TRACE_API ("call Initialize in activate()\n");
|
|
if ((err = unit->Initialize()) != noErr) {
|
|
error << string_compose (_("AUPlugin: %1 cannot initialize plugin (err = %2)"), name(), err) << endmsg;
|
|
} else {
|
|
frames_processed = 0;
|
|
initialized = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
AUPlugin::deactivate ()
|
|
{
|
|
TRACE_API ("call Uninitialize in deactivate()\n");
|
|
unit->Uninitialize ();
|
|
initialized = false;
|
|
}
|
|
|
|
void
|
|
AUPlugin::flush ()
|
|
{
|
|
TRACE_API ("call Reset in flush()\n");
|
|
unit->GlobalReset ();
|
|
}
|
|
|
|
bool
|
|
AUPlugin::requires_fixed_size_buffers() const
|
|
{
|
|
return _requires_fixed_size_buffers;
|
|
}
|
|
|
|
|
|
int
|
|
AUPlugin::set_block_size (nframes_t nframes)
|
|
{
|
|
bool was_initialized = initialized;
|
|
UInt32 numFrames = nframes;
|
|
OSErr err;
|
|
|
|
if (initialized) {
|
|
deactivate ();
|
|
}
|
|
|
|
TRACE_API ("set MaximumFramesPerSlice in global scope to %u\n", numFrames);
|
|
if ((err = unit->SetProperty (kAudioUnitProperty_MaximumFramesPerSlice, kAudioUnitScope_Global,
|
|
0, &numFrames, sizeof (numFrames))) != noErr) {
|
|
cerr << "cannot set max frames (err = " << err << ')' << endl;
|
|
return -1;
|
|
}
|
|
|
|
if (was_initialized) {
|
|
activate ();
|
|
}
|
|
|
|
_current_block_size = nframes;
|
|
|
|
return 0;
|
|
}
|
|
|
|
bool
|
|
AUPlugin::configure_io (ChanCount in, ChanCount out)
|
|
{
|
|
AudioStreamBasicDescription streamFormat;
|
|
bool was_initialized = initialized;
|
|
int32_t audio_in = in.n_audio();
|
|
int32_t audio_out = out.n_audio();
|
|
|
|
if (initialized) {
|
|
//if we are already running with the requested i/o config, bail out here
|
|
if ( (audio_in==input_channels) && (audio_out==output_channels) ) {
|
|
return 0;
|
|
} else {
|
|
deactivate ();
|
|
}
|
|
}
|
|
|
|
streamFormat.mSampleRate = _session.frame_rate();
|
|
streamFormat.mFormatID = kAudioFormatLinearPCM;
|
|
streamFormat.mFormatFlags = kAudioFormatFlagIsFloat|kAudioFormatFlagIsPacked|kAudioFormatFlagIsNonInterleaved;
|
|
|
|
#ifdef __LITTLE_ENDIAN__
|
|
/* relax */
|
|
#else
|
|
streamFormat.mFormatFlags |= kAudioFormatFlagIsBigEndian;
|
|
#endif
|
|
|
|
streamFormat.mBitsPerChannel = 32;
|
|
streamFormat.mFramesPerPacket = 1;
|
|
|
|
/* apple says that for non-interleaved data, these
|
|
values always refer to a single channel.
|
|
*/
|
|
streamFormat.mBytesPerPacket = 4;
|
|
streamFormat.mBytesPerFrame = 4;
|
|
|
|
streamFormat.mChannelsPerFrame = audio_in;
|
|
|
|
if (set_input_format (streamFormat) != 0) {
|
|
return -1;
|
|
}
|
|
|
|
streamFormat.mChannelsPerFrame = audio_out;
|
|
|
|
if (set_output_format (streamFormat) != 0) {
|
|
return -1;
|
|
}
|
|
|
|
if (was_initialized) {
|
|
activate ();
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
bool
|
|
AUPlugin::can_support_io_configuration (const ChanCount& in, ChanCount& out) const
|
|
{
|
|
// XXX as of May 13th 2008, AU plugin support returns a count of either 1 or -1. We never
|
|
// attempt to multiply-instantiate plugins to meet io configurations.
|
|
|
|
int32_t audio_in = in.n_audio();
|
|
int32_t audio_out;
|
|
int32_t plugcnt = -1;
|
|
AUPluginInfoPtr pinfo = boost::dynamic_pointer_cast<AUPluginInfo>(get_info());
|
|
|
|
/* lets check MIDI first */
|
|
|
|
if (in.n_midi() > 0) {
|
|
if (!_has_midi_input) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
vector<pair<int,int> >& io_configs = pinfo->cache.io_configs;
|
|
|
|
if (debug_io_config) {
|
|
cerr << name() << " has " << io_configs.size() << " IO Configurations\n";
|
|
}
|
|
|
|
//Ardour expects the plugin to tell it the output configuration
|
|
//but AU plugins can have multiple I/O configurations
|
|
//in most cases (since we don't allow special routing like sidechains in A2, we want to preserve the number of streams
|
|
//so first lets see if there's a configuration that keeps out==in
|
|
|
|
audio_out = audio_in;
|
|
|
|
for (vector<pair<int,int> >::iterator i = io_configs.begin(); i != io_configs.end(); ++i) {
|
|
int32_t possible_in = i->first;
|
|
int32_t possible_out = i->second;
|
|
|
|
if (possible_in == audio_in && possible_out== audio_out) {
|
|
cerr << "\tCHOSEN: in " << in << " out " << out << endl;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
/* now allow potentially "imprecise" matches */
|
|
audio_out = -1;
|
|
for (vector<pair<int,int> >::iterator i = io_configs.begin(); i != io_configs.end(); ++i) {
|
|
|
|
int32_t possible_in = i->first;
|
|
int32_t possible_out = i->second;
|
|
|
|
if (debug_io_config) {
|
|
cerr << "\tin " << possible_in << " out " << possible_out << endl;
|
|
}
|
|
|
|
if (possible_out == 0) {
|
|
warning << string_compose (_("AU %1 has zero outputs - configuration ignored"), name()) << endmsg;
|
|
continue;
|
|
}
|
|
|
|
if (possible_in == 0) {
|
|
|
|
/* instrument plugin, always legal but throws away inputs ...
|
|
*/
|
|
|
|
if (possible_out == -1) {
|
|
/* out much match in (UNLIKELY!!) */
|
|
audio_out = audio_in;
|
|
plugcnt = 1;
|
|
} else if (possible_out == -2) {
|
|
/* any configuration possible, pick matching */
|
|
audio_out = audio_in;
|
|
plugcnt = 1;
|
|
} else if (possible_out < -2) {
|
|
/* explicit variable number of outputs, pick maximum */
|
|
audio_out = -possible_out;
|
|
plugcnt = 1;
|
|
} else {
|
|
/* exact number of outputs */
|
|
audio_out = possible_out;
|
|
plugcnt = 1;
|
|
}
|
|
}
|
|
|
|
if (possible_in == -1) {
|
|
|
|
/* wildcard for input */
|
|
|
|
if (possible_out == -1) {
|
|
/* out much match in */
|
|
audio_out = audio_in;
|
|
plugcnt = 1;
|
|
} else if (possible_out == -2) {
|
|
/* any configuration possible, pick matching */
|
|
audio_out = audio_in;
|
|
plugcnt = 1;
|
|
} else if (possible_out < -2) {
|
|
/* explicit variable number of outputs, pick maximum */
|
|
audio_out = -possible_out;
|
|
plugcnt = 1;
|
|
} else {
|
|
/* exact number of outputs */
|
|
audio_out = possible_out;
|
|
plugcnt = 1;
|
|
}
|
|
}
|
|
|
|
if (possible_in == -2) {
|
|
|
|
if (possible_out == -1) {
|
|
/* any configuration possible, pick matching */
|
|
audio_out = audio_in;
|
|
plugcnt = 1;
|
|
} else if (possible_out == -2) {
|
|
error << string_compose (_("AU plugin %1 has illegal IO configuration (-2,-2)"), name())
|
|
<< endmsg;
|
|
plugcnt = -1;
|
|
} else if (possible_out < -2) {
|
|
/* explicit variable number of outputs, pick maximum */
|
|
audio_out = -possible_out;
|
|
plugcnt = 1;
|
|
} else {
|
|
/* exact number of outputs */
|
|
audio_out = possible_out;
|
|
plugcnt = 1;
|
|
}
|
|
}
|
|
|
|
if (possible_in < -2) {
|
|
|
|
/* explicit variable number of inputs */
|
|
|
|
if (audio_in > -possible_in) {
|
|
/* request is too large */
|
|
plugcnt = -1;
|
|
}
|
|
|
|
if (possible_out == -1) {
|
|
/* out must match in */
|
|
audio_out = audio_in;
|
|
plugcnt = 1;
|
|
} else if (possible_out == -2) {
|
|
error << string_compose (_("AU plugin %1 has illegal IO configuration (-2,-2)"), name())
|
|
<< endmsg;
|
|
plugcnt = -1;
|
|
} else if (possible_out < -2) {
|
|
/* explicit variable number of outputs, pick maximum */
|
|
audio_out = -possible_out;
|
|
plugcnt = 1;
|
|
} else {
|
|
/* exact number of outputs */
|
|
audio_out = possible_out;
|
|
plugcnt = 1;
|
|
}
|
|
}
|
|
|
|
if (possible_in == audio_in) {
|
|
|
|
/* exact number of inputs ... must match obviously */
|
|
|
|
if (possible_out == -1) {
|
|
/* out must match in */
|
|
audio_out = audio_in;
|
|
plugcnt = 1;
|
|
} else if (possible_out == -2) {
|
|
/* any output configuration, pick matching */
|
|
audio_out = audio_in;
|
|
plugcnt = -1;
|
|
} else if (possible_out < -2) {
|
|
/* explicit variable number of outputs, pick maximum */
|
|
audio_out = -possible_out;
|
|
plugcnt = 1;
|
|
} else {
|
|
/* exact number of outputs */
|
|
audio_out = possible_out;
|
|
plugcnt = 1;
|
|
}
|
|
}
|
|
|
|
if (plugcnt == 1) {
|
|
break;
|
|
}
|
|
|
|
}
|
|
|
|
if (debug_io_config) {
|
|
if (plugcnt > 0) {
|
|
cerr << "\tCHOSEN: in " << in << " out " << out << " plugcnt will be " << plugcnt << endl;
|
|
} else {
|
|
cerr << "\tFAIL: no configs match requested in " << in << endl;
|
|
}
|
|
}
|
|
|
|
out.set (DataType::MIDI, 0);
|
|
out.set (DataType::AUDIO, audio_out);
|
|
|
|
return plugcnt;
|
|
}
|
|
|
|
int
|
|
AUPlugin::set_input_format (AudioStreamBasicDescription& fmt)
|
|
{
|
|
return set_stream_format (kAudioUnitScope_Input, input_elements, fmt);
|
|
}
|
|
|
|
int
|
|
AUPlugin::set_output_format (AudioStreamBasicDescription& fmt)
|
|
{
|
|
if (set_stream_format (kAudioUnitScope_Output, output_elements, fmt) != 0) {
|
|
return -1;
|
|
}
|
|
|
|
if (buffers) {
|
|
free (buffers);
|
|
buffers = 0;
|
|
}
|
|
|
|
buffers = (AudioBufferList *) malloc (offsetof(AudioBufferList, mBuffers) +
|
|
fmt.mChannelsPerFrame * sizeof(::AudioBuffer));
|
|
|
|
Glib::Mutex::Lock em (_session.engine().process_lock());
|
|
IO::PortCountChanged (ChanCount(DataType::AUDIO, fmt.mChannelsPerFrame));
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
AUPlugin::set_stream_format (int scope, uint32_t cnt, AudioStreamBasicDescription& fmt)
|
|
{
|
|
OSErr result;
|
|
|
|
for (uint32_t i = 0; i < cnt; ++i) {
|
|
TRACE_API ("set stream format for %s, scope = %d element %d\n",
|
|
(scope == kAudioUnitScope_Input ? "input" : "output"),
|
|
scope, cnt);
|
|
if ((result = unit->SetFormat (scope, i, fmt)) != 0) {
|
|
error << string_compose (_("AUPlugin: could not set stream format for %1/%2 (err = %3)"),
|
|
(scope == kAudioUnitScope_Input ? "input" : "output"), i, result) << endmsg;
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (scope == kAudioUnitScope_Input) {
|
|
input_channels = fmt.mChannelsPerFrame;
|
|
} else {
|
|
output_channels = fmt.mChannelsPerFrame;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
OSStatus
|
|
AUPlugin::render_callback(AudioUnitRenderActionFlags*,
|
|
const AudioTimeStamp*,
|
|
UInt32,
|
|
UInt32 inNumberFrames,
|
|
AudioBufferList* ioData)
|
|
{
|
|
if (_has_midi_input) {
|
|
assert (current_buffers->count().n_midi() > 0);
|
|
|
|
/* deliver the first (and assumed only) MIDI buffer's data
|
|
to the plugin
|
|
*/
|
|
|
|
MidiBuffer& mb (current_buffers->get_midi(0));
|
|
|
|
for (MidiBuffer::iterator i = mb.begin(); i != mb.end(); ++i) {
|
|
Evoral::MIDIEvent<MidiBuffer::TimeType> ev = *i;
|
|
switch (ev.type()) {
|
|
case MIDI_CMD_NOTE_ON:
|
|
case MIDI_CMD_NOTE_OFF:
|
|
case MIDI_CMD_CONTROL:
|
|
case MIDI_CMD_BENDER:
|
|
case MIDI_CMD_PGM_CHANGE:
|
|
case MIDI_CMD_CHANNEL_PRESSURE:
|
|
{
|
|
const uint8_t* b = ev.buffer();
|
|
unit->MIDIEvent (b[0], b[1], b[2], ev.time());
|
|
break;
|
|
}
|
|
|
|
default:
|
|
/* plugins do not get other stuff by default */
|
|
break;
|
|
};
|
|
}
|
|
}
|
|
|
|
/* not much to do with audio - the data is already in the buffers given to us in connect_and_run() */
|
|
|
|
if (current_maxbuf == 0) {
|
|
error << _("AUPlugin: render callback called illegally!") << endmsg;
|
|
return kAudioUnitErr_CannotDoInCurrentContext;
|
|
}
|
|
uint32_t limit = min ((uint32_t) ioData->mNumberBuffers, current_maxbuf);
|
|
|
|
for (uint32_t i = 0; i < limit; ++i) {
|
|
ioData->mBuffers[i].mNumberChannels = 1;
|
|
ioData->mBuffers[i].mDataByteSize = sizeof (Sample) * inNumberFrames;
|
|
|
|
/* we don't use the channel mapping because audiounits are
|
|
never replicated. one plugin instance uses all channels/buffers
|
|
passed to PluginInsert::connect_and_run()
|
|
*/
|
|
|
|
ioData->mBuffers[i].mData = current_buffers->get_audio (i).data (cb_offset + current_offset);
|
|
}
|
|
|
|
cb_offset += inNumberFrames;
|
|
|
|
return noErr;
|
|
}
|
|
|
|
int
|
|
AUPlugin::connect_and_run (BufferSet& bufs, ChanMapping, ChanMapping, nframes_t nframes, nframes_t offset)
|
|
{
|
|
AudioUnitRenderActionFlags flags = 0;
|
|
AudioTimeStamp ts;
|
|
OSErr err;
|
|
uint32_t maxbuf = bufs.count().n_audio();
|
|
|
|
if (requires_fixed_size_buffers() && (nframes != _last_nframes)) {
|
|
unit->GlobalReset();
|
|
_last_nframes = nframes;
|
|
}
|
|
|
|
current_buffers = &bufs;
|
|
current_maxbuf = maxbuf;
|
|
current_offset = offset;
|
|
cb_offset = 0;
|
|
|
|
buffers->mNumberBuffers = min ((uint32_t) output_channels, maxbuf);
|
|
|
|
for (uint32_t i = 0; i < buffers->mNumberBuffers; ++i) {
|
|
buffers->mBuffers[i].mNumberChannels = 1;
|
|
buffers->mBuffers[i].mDataByteSize = nframes * sizeof (Sample);
|
|
buffers->mBuffers[i].mData = 0;
|
|
}
|
|
|
|
ts.mSampleTime = frames_processed;
|
|
ts.mFlags = kAudioTimeStampSampleTimeValid;
|
|
|
|
if ((err = unit->Render (&flags, &ts, 0, nframes, buffers)) == noErr) {
|
|
|
|
current_maxbuf = 0;
|
|
frames_processed += nframes;
|
|
|
|
uint32_t limit = min ((uint32_t) buffers->mNumberBuffers, maxbuf);
|
|
uint32_t i;
|
|
|
|
for (i = 0; i < limit; ++i) {
|
|
Sample* expected_buffer_address= bufs.get_audio (i).data (offset);
|
|
if (expected_buffer_address != buffers->mBuffers[i].mData) {
|
|
// cerr << "chn " << i << " rendered into " << bufs[i]+offset << endl;
|
|
memcpy (expected_buffer_address, buffers->mBuffers[i].mData, nframes * sizeof (Sample));
|
|
}
|
|
}
|
|
|
|
/* now silence any buffers that were passed in but the that the plugin
|
|
did not fill/touch/use.
|
|
*/
|
|
|
|
for (;i < maxbuf; ++i) {
|
|
Sample* buffer_address= bufs.get_audio (i).data (offset);
|
|
memset (buffer_address, 0, nframes * sizeof (Sample));
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
cerr << name() << " render status " << err << endl;
|
|
return -1;
|
|
}
|
|
|
|
OSStatus
|
|
AUPlugin::get_beat_and_tempo_callback (Float64* outCurrentBeat,
|
|
Float64* outCurrentTempo)
|
|
{
|
|
TempoMap& tmap (_session.tempo_map());
|
|
|
|
TRACE_API ("AU calls ardour beat&tempo callback\n");
|
|
|
|
/* more than 1 meter or more than 1 tempo means that a simplistic computation
|
|
(and interpretation) of a beat position will be incorrect. So refuse to
|
|
offer the value.
|
|
*/
|
|
|
|
if (tmap.n_tempos() > 1 || tmap.n_meters() > 1) {
|
|
return kAudioUnitErr_CannotDoInCurrentContext;
|
|
}
|
|
|
|
BBT_Time bbt;
|
|
TempoMetric metric = tmap.metric_at (_session.transport_frame() + current_offset);
|
|
tmap.bbt_time_with_metric (_session.transport_frame() + current_offset, bbt, metric);
|
|
|
|
if (outCurrentBeat) {
|
|
float beat;
|
|
beat = metric.meter().beats_per_bar() * bbt.bars;
|
|
beat += bbt.beats;
|
|
beat += bbt.ticks / Meter::ticks_per_beat;
|
|
*outCurrentBeat = beat;
|
|
}
|
|
|
|
if (outCurrentTempo) {
|
|
*outCurrentTempo = floor (metric.tempo().beats_per_minute());
|
|
}
|
|
|
|
return noErr;
|
|
|
|
}
|
|
|
|
OSStatus
|
|
AUPlugin::get_musical_time_location_callback (UInt32* outDeltaSampleOffsetToNextBeat,
|
|
Float32* outTimeSig_Numerator,
|
|
UInt32* outTimeSig_Denominator,
|
|
Float64* outCurrentMeasureDownBeat)
|
|
{
|
|
TempoMap& tmap (_session.tempo_map());
|
|
|
|
TRACE_API ("AU calls ardour music time location callback\n");
|
|
|
|
/* more than 1 meter or more than 1 tempo means that a simplistic computation
|
|
(and interpretation) of a beat position will be incorrect. So refuse to
|
|
offer the value.
|
|
*/
|
|
|
|
if (tmap.n_tempos() > 1 || tmap.n_meters() > 1) {
|
|
return kAudioUnitErr_CannotDoInCurrentContext;
|
|
}
|
|
|
|
BBT_Time bbt;
|
|
TempoMetric metric = tmap.metric_at (_session.transport_frame() + current_offset);
|
|
tmap.bbt_time_with_metric (_session.transport_frame() + current_offset, bbt, metric);
|
|
|
|
if (outDeltaSampleOffsetToNextBeat) {
|
|
if (bbt.ticks == 0) {
|
|
/* on the beat */
|
|
*outDeltaSampleOffsetToNextBeat = 0;
|
|
} else {
|
|
*outDeltaSampleOffsetToNextBeat = (UInt32) floor (((Meter::ticks_per_beat - bbt.ticks)/Meter::ticks_per_beat) * // fraction of a beat to next beat
|
|
metric.tempo().frames_per_beat(_session.frame_rate(), metric.meter())); // frames per beat
|
|
}
|
|
}
|
|
|
|
if (outTimeSig_Numerator) {
|
|
*outTimeSig_Numerator = (UInt32) lrintf (metric.meter().beats_per_bar());
|
|
}
|
|
if (outTimeSig_Denominator) {
|
|
*outTimeSig_Denominator = (UInt32) lrintf (metric.meter().note_divisor());
|
|
}
|
|
|
|
if (outCurrentMeasureDownBeat) {
|
|
|
|
/* beat for the start of the bar.
|
|
1|1|0 -> 1
|
|
2|1|0 -> 1 + beats_per_bar
|
|
3|1|0 -> 1 + (2 * beats_per_bar)
|
|
etc.
|
|
*/
|
|
|
|
*outCurrentMeasureDownBeat = 1 + metric.meter().beats_per_bar() * (bbt.bars - 1);
|
|
}
|
|
|
|
return noErr;
|
|
}
|
|
|
|
OSStatus
|
|
AUPlugin::get_transport_state_callback (Boolean* outIsPlaying,
|
|
Boolean* outTransportStateChanged,
|
|
Float64* outCurrentSampleInTimeLine,
|
|
Boolean* outIsCycling,
|
|
Float64* outCycleStartBeat,
|
|
Float64* outCycleEndBeat)
|
|
{
|
|
bool rolling;
|
|
float speed;
|
|
|
|
TRACE_API ("AU calls ardour transport state callback\n");
|
|
|
|
rolling = _session.transport_rolling();
|
|
speed = _session.transport_speed ();
|
|
|
|
if (outIsPlaying) {
|
|
*outIsPlaying = _session.transport_rolling();
|
|
}
|
|
|
|
if (outTransportStateChanged) {
|
|
if (rolling != last_transport_rolling) {
|
|
*outTransportStateChanged = true;
|
|
} else if (speed != last_transport_speed) {
|
|
*outTransportStateChanged = true;
|
|
} else {
|
|
*outTransportStateChanged = false;
|
|
}
|
|
}
|
|
|
|
if (outCurrentSampleInTimeLine) {
|
|
/* this assumes that the AU can only call this host callback from render context,
|
|
where current_offset is valid.
|
|
*/
|
|
*outCurrentSampleInTimeLine = _session.transport_frame() + current_offset;
|
|
}
|
|
|
|
if (outIsCycling) {
|
|
Location* loc = _session.locations()->auto_loop_location();
|
|
|
|
*outIsCycling = (loc && _session.transport_rolling() && _session.get_play_loop());
|
|
|
|
if (*outIsCycling) {
|
|
|
|
if (outCycleStartBeat || outCycleEndBeat) {
|
|
|
|
TempoMap& tmap (_session.tempo_map());
|
|
|
|
/* more than 1 meter means that a simplistic computation (and interpretation) of
|
|
a beat position will be incorrect. so refuse to offer the value.
|
|
*/
|
|
|
|
if (tmap.n_meters() > 1) {
|
|
return kAudioUnitErr_CannotDoInCurrentContext;
|
|
}
|
|
|
|
BBT_Time bbt;
|
|
|
|
if (outCycleStartBeat) {
|
|
TempoMetric metric = tmap.metric_at (loc->start() + current_offset);
|
|
_session.tempo_map().bbt_time_with_metric (loc->start(), bbt, metric);
|
|
|
|
float beat;
|
|
beat = metric.meter().beats_per_bar() * bbt.bars;
|
|
beat += bbt.beats;
|
|
beat += bbt.ticks / Meter::ticks_per_beat;
|
|
|
|
*outCycleStartBeat = beat;
|
|
}
|
|
|
|
if (outCycleEndBeat) {
|
|
TempoMetric metric = tmap.metric_at (loc->end() + current_offset);
|
|
_session.tempo_map().bbt_time_with_metric (loc->end(), bbt, metric);
|
|
|
|
float beat;
|
|
beat = metric.meter().beats_per_bar() * bbt.bars;
|
|
beat += bbt.beats;
|
|
beat += bbt.ticks / Meter::ticks_per_beat;
|
|
|
|
*outCycleEndBeat = beat;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
last_transport_rolling = rolling;
|
|
last_transport_speed = speed;
|
|
|
|
return noErr;
|
|
}
|
|
|
|
set<Evoral::Parameter>
|
|
AUPlugin::automatable() const
|
|
{
|
|
set<Evoral::Parameter> automates;
|
|
|
|
for (uint32_t i = 0; i < descriptors.size(); ++i) {
|
|
if (descriptors[i].automatable) {
|
|
automates.insert (automates.end(), Evoral::Parameter (PluginAutomation, 0, i));
|
|
}
|
|
}
|
|
|
|
return automates;
|
|
}
|
|
|
|
string
|
|
AUPlugin::describe_parameter (Evoral::Parameter param)
|
|
{
|
|
if (param.type() == PluginAutomation && param.id() < parameter_count()) {
|
|
return descriptors[param.id()].label;
|
|
} else {
|
|
return "??";
|
|
}
|
|
}
|
|
|
|
void
|
|
AUPlugin::print_parameter (uint32_t /*param*/, char* /*buf*/, uint32_t /*len*/) const
|
|
{
|
|
// NameValue stuff here
|
|
}
|
|
|
|
bool
|
|
AUPlugin::parameter_is_audio (uint32_t) const
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
AUPlugin::parameter_is_control (uint32_t) const
|
|
{
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
AUPlugin::parameter_is_input (uint32_t) const
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
AUPlugin::parameter_is_output (uint32_t) const
|
|
{
|
|
return false;
|
|
}
|
|
|
|
XMLNode&
|
|
AUPlugin::get_state()
|
|
{
|
|
LocaleGuard lg (X_("POSIX"));
|
|
XMLNode *root = new XMLNode (state_node_name());
|
|
|
|
#ifdef AU_STATE_SUPPORT
|
|
CFDataRef xmlData;
|
|
CFPropertyListRef propertyList;
|
|
|
|
TRACE_API ("get preset state\n");
|
|
if (unit->GetAUPreset (propertyList) != noErr) {
|
|
return *root;
|
|
}
|
|
|
|
// Convert the property list into XML data.
|
|
|
|
xmlData = CFPropertyListCreateXMLData( kCFAllocatorDefault, propertyList);
|
|
|
|
if (!xmlData) {
|
|
error << _("Could not create XML version of property list") << endmsg;
|
|
return *root;
|
|
}
|
|
|
|
/* re-parse XML bytes to create a libxml++ XMLTree that we can merge into
|
|
our state node. GACK!
|
|
*/
|
|
|
|
XMLTree t;
|
|
|
|
if (t.read_buffer (string ((const char*) CFDataGetBytePtr (xmlData), CFDataGetLength (xmlData)))) {
|
|
if (t.root()) {
|
|
root->add_child_copy (*t.root());
|
|
}
|
|
}
|
|
|
|
CFRelease (xmlData);
|
|
CFRelease (propertyList);
|
|
#else
|
|
if (!seen_get_state_message) {
|
|
info << string_compose (_("Saving AudioUnit settings is not supported in this build of %1. Consider paying for a newer version"),
|
|
PROGRAM_NAME)
|
|
<< endmsg;
|
|
seen_get_state_message = true;
|
|
}
|
|
#endif
|
|
|
|
return *root;
|
|
}
|
|
|
|
int
|
|
AUPlugin::set_state(const XMLNode& node, int /* version*/)
|
|
{
|
|
#ifdef AU_STATE_SUPPORT
|
|
int ret = -1;
|
|
CFPropertyListRef propertyList;
|
|
LocaleGuard lg (X_("POSIX"));
|
|
|
|
if (node.name() != state_node_name()) {
|
|
error << _("Bad node sent to AUPlugin::set_state") << endmsg;
|
|
return -1;
|
|
}
|
|
|
|
if (node.children().empty()) {
|
|
return -1;
|
|
}
|
|
|
|
XMLNode* top = node.children().front();
|
|
XMLNode* copy = new XMLNode (*top);
|
|
|
|
XMLTree t;
|
|
t.set_root (copy);
|
|
|
|
const string& xml = t.write_buffer ();
|
|
CFDataRef xmlData = CFDataCreateWithBytesNoCopy (kCFAllocatorDefault, (UInt8*) xml.data(), xml.length(), kCFAllocatorNull);
|
|
CFStringRef errorString;
|
|
|
|
propertyList = CFPropertyListCreateFromXMLData( kCFAllocatorDefault,
|
|
xmlData,
|
|
kCFPropertyListImmutable,
|
|
&errorString);
|
|
|
|
CFRelease (xmlData);
|
|
|
|
if (propertyList) {
|
|
TRACE_API ("set preset\n");
|
|
if (unit->SetAUPreset (propertyList) == noErr) {
|
|
ret = 0;
|
|
|
|
/* tell the world */
|
|
|
|
AudioUnitParameter changedUnit;
|
|
changedUnit.mAudioUnit = unit->AU();
|
|
changedUnit.mParameterID = kAUParameterListener_AnyParameter;
|
|
AUParameterListenerNotify (NULL, NULL, &changedUnit);
|
|
}
|
|
CFRelease (propertyList);
|
|
}
|
|
|
|
return ret;
|
|
#else
|
|
if (!seen_set_state_message) {
|
|
info << string_compose (_("Restoring AudioUnit settings is not supported in this build of %1. Consider paying for a newer version"),
|
|
PROGRAM_NAME)
|
|
<< endmsg;
|
|
}
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
AUPlugin::load_preset (const string& preset_label)
|
|
{
|
|
#ifdef AU_STATE_SUPPORT
|
|
bool ret = false;
|
|
CFPropertyListRef propertyList;
|
|
Glib::ustring path;
|
|
UserPresetMap::iterator ux;
|
|
FactoryPresetMap::iterator fx;
|
|
|
|
/* look first in "user" presets */
|
|
|
|
if ((ux = user_preset_map.find (preset_label)) != user_preset_map.end()) {
|
|
|
|
if ((propertyList = load_property_list (ux->second)) != 0) {
|
|
TRACE_API ("set preset from user presets\n");
|
|
if (unit->SetAUPreset (propertyList) == noErr) {
|
|
ret = true;
|
|
|
|
/* tell the world */
|
|
|
|
AudioUnitParameter changedUnit;
|
|
changedUnit.mAudioUnit = unit->AU();
|
|
changedUnit.mParameterID = kAUParameterListener_AnyParameter;
|
|
AUParameterListenerNotify (NULL, NULL, &changedUnit);
|
|
}
|
|
CFRelease(propertyList);
|
|
}
|
|
|
|
} else if ((fx = factory_preset_map.find (preset_label)) != factory_preset_map.end()) {
|
|
|
|
AUPreset preset;
|
|
|
|
preset.presetNumber = fx->second;
|
|
preset.presetName = CFStringCreateWithCString (kCFAllocatorDefault, fx->first.c_str(), kCFStringEncodingUTF8);
|
|
|
|
TRACE_API ("set preset from factory presets\n");
|
|
|
|
if (unit->SetPresentPreset (preset) == 0) {
|
|
ret = true;
|
|
|
|
/* tell the world */
|
|
|
|
AudioUnitParameter changedUnit;
|
|
changedUnit.mAudioUnit = unit->AU();
|
|
changedUnit.mParameterID = kAUParameterListener_AnyParameter;
|
|
AUParameterListenerNotify (NULL, NULL, &changedUnit);
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
#else
|
|
if (!seen_loading_message) {
|
|
info << string_compose (_("Loading AudioUnit presets is not supported in this build of %1. Consider paying for a newer version"),
|
|
PROGRAM_NAME)
|
|
<< endmsg;
|
|
seen_loading_message = true;
|
|
}
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
AUPlugin::save_preset (string preset_name)
|
|
{
|
|
#ifdef AU_STATE_SUPPORT
|
|
CFPropertyListRef propertyList;
|
|
vector<Glib::ustring> v;
|
|
Glib::ustring user_preset_path;
|
|
bool ret = true;
|
|
|
|
std::string m = maker();
|
|
std::string n = name();
|
|
|
|
strip_whitespace_edges (m);
|
|
strip_whitespace_edges (n);
|
|
|
|
v.push_back (Glib::get_home_dir());
|
|
v.push_back ("Library");
|
|
v.push_back ("Audio");
|
|
v.push_back ("Presets");
|
|
v.push_back (m);
|
|
v.push_back (n);
|
|
|
|
user_preset_path = Glib::build_filename (v);
|
|
|
|
if (g_mkdir_with_parents (user_preset_path.c_str(), 0775) < 0) {
|
|
error << string_compose (_("Cannot create user plugin presets folder (%1)"), user_preset_path) << endmsg;
|
|
return false;
|
|
}
|
|
|
|
TRACE_API ("get current preset\n");
|
|
if (unit->GetAUPreset (propertyList) != noErr) {
|
|
return false;
|
|
}
|
|
|
|
// add the actual preset name */
|
|
|
|
v.push_back (preset_name + preset_suffix);
|
|
|
|
// rebuild
|
|
|
|
user_preset_path = Glib::build_filename (v);
|
|
|
|
set_preset_name_in_plist (propertyList, preset_name);
|
|
|
|
if (save_property_list (propertyList, user_preset_path)) {
|
|
error << string_compose (_("Saving plugin state to %1 failed"), user_preset_path) << endmsg;
|
|
ret = false;
|
|
}
|
|
|
|
CFRelease(propertyList);
|
|
|
|
return ret;
|
|
#else
|
|
if (!seen_saving_message) {
|
|
info << string_compose (_("Saving AudioUnit presets is not supported in this build of %1. Consider paying for a newer version"),
|
|
PROGRAM_NAME)
|
|
<< endmsg;
|
|
seen_saving_message = true;
|
|
}
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// this is just a little helper function used by GetAUComponentDescriptionFromPresetFile()
|
|
static SInt32
|
|
GetDictionarySInt32Value(CFDictionaryRef inAUStateDictionary, CFStringRef inDictionaryKey, Boolean * outSuccess)
|
|
{
|
|
CFNumberRef cfNumber;
|
|
SInt32 numberValue = 0;
|
|
Boolean dummySuccess;
|
|
|
|
if (outSuccess == NULL)
|
|
outSuccess = &dummySuccess;
|
|
if ( (inAUStateDictionary == NULL) || (inDictionaryKey == NULL) )
|
|
{
|
|
*outSuccess = FALSE;
|
|
return 0;
|
|
}
|
|
|
|
cfNumber = (CFNumberRef) CFDictionaryGetValue(inAUStateDictionary, inDictionaryKey);
|
|
if (cfNumber == NULL)
|
|
{
|
|
*outSuccess = FALSE;
|
|
return 0;
|
|
}
|
|
*outSuccess = CFNumberGetValue(cfNumber, kCFNumberSInt32Type, &numberValue);
|
|
if (*outSuccess)
|
|
return numberValue;
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
static OSStatus
|
|
GetAUComponentDescriptionFromStateData(CFPropertyListRef inAUStateData, ComponentDescription * outComponentDescription)
|
|
{
|
|
CFDictionaryRef auStateDictionary;
|
|
ComponentDescription tempDesc = {0,0,0,0,0};
|
|
SInt32 versionValue;
|
|
Boolean gotValue;
|
|
|
|
if ( (inAUStateData == NULL) || (outComponentDescription == NULL) )
|
|
return paramErr;
|
|
|
|
// the property list for AU state data must be of the dictionary type
|
|
if (CFGetTypeID(inAUStateData) != CFDictionaryGetTypeID()) {
|
|
return kAudioUnitErr_InvalidPropertyValue;
|
|
}
|
|
|
|
auStateDictionary = (CFDictionaryRef)inAUStateData;
|
|
|
|
// first check to make sure that the version of the AU state data is one that we know understand
|
|
// XXX should I really do this? later versions would probably still hold these ID keys, right?
|
|
versionValue = GetDictionarySInt32Value(auStateDictionary, CFSTR(kAUPresetVersionKey), &gotValue);
|
|
|
|
if (!gotValue) {
|
|
return kAudioUnitErr_InvalidPropertyValue;
|
|
}
|
|
#define kCurrentSavedStateVersion 0
|
|
if (versionValue != kCurrentSavedStateVersion) {
|
|
return kAudioUnitErr_InvalidPropertyValue;
|
|
}
|
|
|
|
// grab the ComponentDescription values from the AU state data
|
|
tempDesc.componentType = (OSType) GetDictionarySInt32Value(auStateDictionary, CFSTR(kAUPresetTypeKey), NULL);
|
|
tempDesc.componentSubType = (OSType) GetDictionarySInt32Value(auStateDictionary, CFSTR(kAUPresetSubtypeKey), NULL);
|
|
tempDesc.componentManufacturer = (OSType) GetDictionarySInt32Value(auStateDictionary, CFSTR(kAUPresetManufacturerKey), NULL);
|
|
// zero values are illegit for specific ComponentDescriptions, so zero for any value means that there was an error
|
|
if ( (tempDesc.componentType == 0) || (tempDesc.componentSubType == 0) || (tempDesc.componentManufacturer == 0) )
|
|
return kAudioUnitErr_InvalidPropertyValue;
|
|
|
|
*outComponentDescription = tempDesc;
|
|
return noErr;
|
|
}
|
|
|
|
|
|
static bool au_preset_filter (const string& str, void* arg)
|
|
{
|
|
/* Not a dotfile, has a prefix before a period, suffix is aupreset */
|
|
|
|
bool ret;
|
|
|
|
ret = (str[0] != '.' && str.length() > 9 && str.find (preset_suffix) == (str.length() - preset_suffix.length()));
|
|
|
|
if (ret && arg) {
|
|
|
|
/* check the preset file path name against this plugin
|
|
ID. The idea is that all preset files for this plugin
|
|
include "<manufacturer>/<plugin-name>" in their path.
|
|
*/
|
|
|
|
Plugin* p = (Plugin *) arg;
|
|
string match = p->maker();
|
|
match += '/';
|
|
match += p->name();
|
|
|
|
ret = str.find (match) != string::npos;
|
|
|
|
if (ret == false) {
|
|
string m = p->maker ();
|
|
string n = p->name ();
|
|
strip_whitespace_edges (m);
|
|
strip_whitespace_edges (n);
|
|
match = m;
|
|
match += '/';
|
|
match += n;
|
|
|
|
ret = str.find (match) != string::npos;
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool
|
|
check_and_get_preset_name (Component component, const string& pathstr, string& preset_name)
|
|
{
|
|
OSStatus status;
|
|
CFPropertyListRef plist;
|
|
ComponentDescription presetDesc;
|
|
bool ret = false;
|
|
|
|
plist = load_property_list (pathstr);
|
|
|
|
if (!plist) {
|
|
return ret;
|
|
}
|
|
|
|
// get the ComponentDescription from the AU preset file
|
|
|
|
status = GetAUComponentDescriptionFromStateData(plist, &presetDesc);
|
|
|
|
if (status == noErr) {
|
|
if (ComponentAndDescriptionMatch_Loosely(component, &presetDesc)) {
|
|
|
|
/* try to get the preset name from the property list */
|
|
|
|
if (CFGetTypeID(plist) == CFDictionaryGetTypeID()) {
|
|
|
|
const void* psk = CFDictionaryGetValue ((CFMutableDictionaryRef)plist, CFSTR(kAUPresetNameKey));
|
|
|
|
if (psk) {
|
|
|
|
const char* p = CFStringGetCStringPtr ((CFStringRef) psk, kCFStringEncodingUTF8);
|
|
|
|
if (!p) {
|
|
char buf[PATH_MAX+1];
|
|
|
|
if (CFStringGetCString ((CFStringRef)psk, buf, sizeof (buf), kCFStringEncodingUTF8)) {
|
|
preset_name = buf;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
CFRelease (plist);
|
|
|
|
return true;
|
|
}
|
|
|
|
std::string
|
|
AUPlugin::current_preset() const
|
|
{
|
|
string preset_name;
|
|
|
|
#ifdef AU_STATE_SUPPORT
|
|
CFPropertyListRef propertyList;
|
|
|
|
TRACE_API ("get current preset for current_preset()\n");
|
|
if (unit->GetAUPreset (propertyList) == noErr) {
|
|
preset_name = get_preset_name_in_plist (propertyList);
|
|
CFRelease(propertyList);
|
|
}
|
|
#endif
|
|
return preset_name;
|
|
}
|
|
|
|
vector<Plugin::PresetRecord>
|
|
AUPlugin::get_presets ()
|
|
{
|
|
vector<Plugin::PresetRecord> presets;
|
|
|
|
#ifdef AU_STATE_SUPPORT
|
|
vector<string*>* preset_files;
|
|
PathScanner scanner;
|
|
|
|
user_preset_map.clear ();
|
|
|
|
preset_files = scanner (preset_search_path, au_preset_filter, this, true, true, -1, true);
|
|
|
|
if (!preset_files) {
|
|
return presets;
|
|
}
|
|
|
|
for (vector<string*>::iterator x = preset_files->begin(); x != preset_files->end(); ++x) {
|
|
|
|
string path = *(*x);
|
|
string preset_name;
|
|
|
|
/* make an initial guess at the preset name using the path */
|
|
|
|
preset_name = Glib::path_get_basename (path);
|
|
preset_name = preset_name.substr (0, preset_name.find_last_of ('.'));
|
|
|
|
/* check that this preset file really matches this plugin
|
|
and potentially get the "real" preset name from
|
|
within the file.
|
|
*/
|
|
|
|
if (check_and_get_preset_name (get_comp()->Comp(), path, preset_name)) {
|
|
user_preset_map[preset_name] = path;
|
|
}
|
|
|
|
delete *x;
|
|
}
|
|
|
|
delete preset_files;
|
|
|
|
/* now fill the vector<string> with the names we have */
|
|
|
|
for (UserPresetMap::iterator i = user_preset_map.begin(); i != user_preset_map.end(); ++i) {
|
|
presets.push_back (Plugin::PresetRecord (i->second, i->first));
|
|
}
|
|
|
|
/* add factory presets */
|
|
|
|
for (FactoryPresetMap::iterator i = factory_preset_map.begin(); i != factory_preset_map.end(); ++i) {
|
|
presets.push_back (Plugin::PresetRecord ("", i->first));
|
|
}
|
|
|
|
#endif
|
|
|
|
return presets;
|
|
}
|
|
|
|
bool
|
|
AUPlugin::has_editor () const
|
|
{
|
|
// even if the plugin doesn't have its own editor, the AU API can be used
|
|
// to create one that looks native.
|
|
return true;
|
|
}
|
|
|
|
AUPluginInfo::AUPluginInfo (boost::shared_ptr<CAComponentDescription> d)
|
|
: descriptor (d)
|
|
{
|
|
type = ARDOUR::AudioUnit;
|
|
}
|
|
|
|
AUPluginInfo::~AUPluginInfo ()
|
|
{
|
|
type = ARDOUR::AudioUnit;
|
|
}
|
|
|
|
PluginPtr
|
|
AUPluginInfo::load (Session& session)
|
|
{
|
|
try {
|
|
PluginPtr plugin;
|
|
|
|
TRACE_API ("load AU as a component\n");
|
|
boost::shared_ptr<CAComponent> comp (new CAComponent(*descriptor));
|
|
|
|
if (!comp->IsValid()) {
|
|
error << ("AudioUnit: not a valid Component") << endmsg;
|
|
} else {
|
|
plugin.reset (new AUPlugin (session.engine(), session, comp));
|
|
}
|
|
|
|
AUPluginInfo *aup = new AUPluginInfo (*this);
|
|
plugin->set_info (PluginInfoPtr (aup));
|
|
boost::dynamic_pointer_cast<AUPlugin> (plugin)->set_fixed_size_buffers (aup->creator == "Universal Audio");
|
|
return plugin;
|
|
}
|
|
|
|
catch (failed_constructor &err) {
|
|
return PluginPtr ();
|
|
}
|
|
}
|
|
|
|
Glib::ustring
|
|
AUPluginInfo::au_cache_path ()
|
|
{
|
|
return Glib::build_filename (ARDOUR::user_config_directory().to_string(), "au_cache");
|
|
}
|
|
|
|
PluginInfoList*
|
|
AUPluginInfo::discover ()
|
|
{
|
|
XMLTree tree;
|
|
|
|
if (!Glib::file_test (au_cache_path(), Glib::FILE_TEST_EXISTS)) {
|
|
ARDOUR::BootMessage (_("Discovering AudioUnit plugins (could take some time ...)"));
|
|
}
|
|
|
|
PluginInfoList* plugs = new PluginInfoList;
|
|
|
|
discover_fx (*plugs);
|
|
discover_music (*plugs);
|
|
discover_generators (*plugs);
|
|
discover_instruments (*plugs);
|
|
|
|
return plugs;
|
|
}
|
|
|
|
void
|
|
AUPluginInfo::discover_music (PluginInfoList& plugs)
|
|
{
|
|
CAComponentDescription desc;
|
|
desc.componentFlags = 0;
|
|
desc.componentFlagsMask = 0;
|
|
desc.componentSubType = 0;
|
|
desc.componentManufacturer = 0;
|
|
desc.componentType = kAudioUnitType_MusicEffect;
|
|
|
|
discover_by_description (plugs, desc);
|
|
}
|
|
|
|
void
|
|
AUPluginInfo::discover_fx (PluginInfoList& plugs)
|
|
{
|
|
CAComponentDescription desc;
|
|
desc.componentFlags = 0;
|
|
desc.componentFlagsMask = 0;
|
|
desc.componentSubType = 0;
|
|
desc.componentManufacturer = 0;
|
|
desc.componentType = kAudioUnitType_Effect;
|
|
|
|
discover_by_description (plugs, desc);
|
|
}
|
|
|
|
void
|
|
AUPluginInfo::discover_generators (PluginInfoList& plugs)
|
|
{
|
|
CAComponentDescription desc;
|
|
desc.componentFlags = 0;
|
|
desc.componentFlagsMask = 0;
|
|
desc.componentSubType = 0;
|
|
desc.componentManufacturer = 0;
|
|
desc.componentType = kAudioUnitType_Generator;
|
|
|
|
discover_by_description (plugs, desc);
|
|
}
|
|
|
|
void
|
|
AUPluginInfo::discover_instruments (PluginInfoList& plugs)
|
|
{
|
|
CAComponentDescription desc;
|
|
desc.componentFlags = 0;
|
|
desc.componentFlagsMask = 0;
|
|
desc.componentSubType = 0;
|
|
desc.componentManufacturer = 0;
|
|
desc.componentType = kAudioUnitType_MusicDevice;
|
|
|
|
discover_by_description (plugs, desc);
|
|
}
|
|
|
|
void
|
|
AUPluginInfo::discover_by_description (PluginInfoList& plugs, CAComponentDescription& desc)
|
|
{
|
|
Component comp = 0;
|
|
|
|
comp = FindNextComponent (NULL, &desc);
|
|
|
|
while (comp != NULL) {
|
|
CAComponentDescription temp;
|
|
GetComponentInfo (comp, &temp, NULL, NULL, NULL);
|
|
|
|
AUPluginInfoPtr info (new AUPluginInfo
|
|
(boost::shared_ptr<CAComponentDescription> (new CAComponentDescription(temp))));
|
|
|
|
/* although apple designed the subtype field to be a "category" indicator,
|
|
its really turned into a plugin ID field for a given manufacturer. Hence
|
|
there are no categories for AudioUnits. However, to keep the plugins
|
|
showing up under "categories", we'll use the "type" as a high level
|
|
selector.
|
|
|
|
NOTE: no panners, format converters or i/o AU's for our purposes
|
|
*/
|
|
|
|
switch (info->descriptor->Type()) {
|
|
case kAudioUnitType_Panner:
|
|
case kAudioUnitType_OfflineEffect:
|
|
case kAudioUnitType_FormatConverter:
|
|
continue;
|
|
|
|
case kAudioUnitType_Output:
|
|
info->category = _("AudioUnit Outputs");
|
|
break;
|
|
case kAudioUnitType_MusicDevice:
|
|
info->category = _("AudioUnit Instruments");
|
|
break;
|
|
case kAudioUnitType_MusicEffect:
|
|
info->category = _("AudioUnit MusicEffects");
|
|
break;
|
|
case kAudioUnitType_Effect:
|
|
info->category = _("AudioUnit Effects");
|
|
break;
|
|
case kAudioUnitType_Mixer:
|
|
info->category = _("AudioUnit Mixers");
|
|
break;
|
|
case kAudioUnitType_Generator:
|
|
info->category = _("AudioUnit Generators");
|
|
break;
|
|
default:
|
|
info->category = _("AudioUnit (Unknown)");
|
|
break;
|
|
}
|
|
|
|
AUPluginInfo::get_names (temp, info->name, info->creator);
|
|
|
|
info->type = ARDOUR::AudioUnit;
|
|
info->unique_id = stringify_descriptor (*info->descriptor);
|
|
|
|
/* XXX not sure of the best way to handle plugin versioning yet
|
|
*/
|
|
|
|
CAComponent cacomp (*info->descriptor);
|
|
|
|
if (cacomp.GetResourceVersion (info->version) != noErr) {
|
|
info->version = 0;
|
|
}
|
|
|
|
if (cached_io_configuration (info->unique_id, info->version, cacomp, info->cache, info->name)) {
|
|
|
|
/* here we have to map apple's wildcard system to a simple pair
|
|
of values. in ::can_do() we use the whole system, but here
|
|
we need a single pair of values. XXX probably means we should
|
|
remove any use of these values.
|
|
*/
|
|
|
|
info->n_inputs.set (DataType::AUDIO, info->cache.io_configs.front().first);
|
|
info->n_outputs.set (DataType::AUDIO, info->cache.io_configs.front().second);
|
|
|
|
cerr << "detected AU: " << info->name.c_str() << " (" << info->cache.io_configs.size() << " i/o configurations) - " << info->unique_id << endl;
|
|
|
|
plugs.push_back (info);
|
|
|
|
} else {
|
|
error << string_compose (_("Cannot get I/O configuration info for AU %1"), info->name) << endmsg;
|
|
}
|
|
|
|
comp = FindNextComponent (comp, &desc);
|
|
}
|
|
}
|
|
|
|
bool
|
|
AUPluginInfo::cached_io_configuration (const std::string& unique_id,
|
|
UInt32 version,
|
|
CAComponent& comp,
|
|
AUPluginCachedInfo& cinfo,
|
|
const std::string& name)
|
|
{
|
|
std::string id;
|
|
char buf[32];
|
|
|
|
/* concatenate unique ID with version to provide a key for cached info lookup.
|
|
this ensures we don't get stale information, or should if plugin developers
|
|
follow Apple "guidelines".
|
|
*/
|
|
|
|
snprintf (buf, sizeof (buf), "%u", (uint32_t) version);
|
|
id = unique_id;
|
|
id += '/';
|
|
id += buf;
|
|
|
|
CachedInfoMap::iterator cim = cached_info.find (id);
|
|
|
|
if (cim != cached_info.end()) {
|
|
cinfo = cim->second;
|
|
return true;
|
|
}
|
|
|
|
CAAudioUnit unit;
|
|
AUChannelInfo* channel_info;
|
|
UInt32 cnt;
|
|
int ret;
|
|
|
|
ARDOUR::BootMessage (string_compose (_("Checking AudioUnit: %1"), name));
|
|
|
|
try {
|
|
|
|
if (CAAudioUnit::Open (comp, unit) != noErr) {
|
|
return false;
|
|
}
|
|
|
|
} catch (...) {
|
|
|
|
warning << string_compose (_("Could not load AU plugin %1 - ignored"), name) << endmsg;
|
|
cerr << string_compose (_("Could not load AU plugin %1 - ignored"), name) << endl;
|
|
return false;
|
|
|
|
}
|
|
|
|
TRACE_API ("get AU channel info\n");
|
|
if ((ret = unit.GetChannelInfo (&channel_info, cnt)) < 0) {
|
|
return false;
|
|
}
|
|
|
|
if (ret > 0) {
|
|
/* no explicit info available */
|
|
|
|
cinfo.io_configs.push_back (pair<int,int> (-1, -1));
|
|
|
|
} else {
|
|
|
|
/* store each configuration */
|
|
|
|
for (uint32_t n = 0; n < cnt; ++n) {
|
|
cinfo.io_configs.push_back (pair<int,int> (channel_info[n].inChannels,
|
|
channel_info[n].outChannels));
|
|
}
|
|
|
|
free (channel_info);
|
|
}
|
|
|
|
add_cached_info (id, cinfo);
|
|
save_cached_info ();
|
|
|
|
return true;
|
|
}
|
|
|
|
void
|
|
AUPluginInfo::add_cached_info (const std::string& id, AUPluginCachedInfo& cinfo)
|
|
{
|
|
cached_info[id] = cinfo;
|
|
}
|
|
|
|
#define AU_CACHE_VERSION "2.0"
|
|
|
|
void
|
|
AUPluginInfo::save_cached_info ()
|
|
{
|
|
XMLNode* node;
|
|
|
|
node = new XMLNode (X_("AudioUnitPluginCache"));
|
|
node->add_property( "version", AU_CACHE_VERSION );
|
|
|
|
for (map<string,AUPluginCachedInfo>::iterator i = cached_info.begin(); i != cached_info.end(); ++i) {
|
|
XMLNode* parent = new XMLNode (X_("plugin"));
|
|
parent->add_property ("id", i->first);
|
|
node->add_child_nocopy (*parent);
|
|
|
|
for (vector<pair<int, int> >::iterator j = i->second.io_configs.begin(); j != i->second.io_configs.end(); ++j) {
|
|
|
|
XMLNode* child = new XMLNode (X_("io"));
|
|
char buf[32];
|
|
|
|
snprintf (buf, sizeof (buf), "%d", j->first);
|
|
child->add_property (X_("in"), buf);
|
|
snprintf (buf, sizeof (buf), "%d", j->second);
|
|
child->add_property (X_("out"), buf);
|
|
parent->add_child_nocopy (*child);
|
|
}
|
|
|
|
}
|
|
|
|
Glib::ustring path = au_cache_path ();
|
|
XMLTree tree;
|
|
|
|
tree.set_root (node);
|
|
|
|
if (!tree.write (path)) {
|
|
error << string_compose (_("could not save AU cache to %1"), path) << endmsg;
|
|
unlink (path.c_str());
|
|
}
|
|
}
|
|
|
|
int
|
|
AUPluginInfo::load_cached_info ()
|
|
{
|
|
Glib::ustring path = au_cache_path ();
|
|
XMLTree tree;
|
|
|
|
if (!Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
|
|
return 0;
|
|
}
|
|
|
|
if ( !tree.read (path) ) {
|
|
error << "au_cache is not a valid XML file. AU plugins will be re-scanned" << endmsg;
|
|
return -1;
|
|
}
|
|
|
|
const XMLNode* root (tree.root());
|
|
|
|
if (root->name() != X_("AudioUnitPluginCache")) {
|
|
return -1;
|
|
}
|
|
|
|
//initial version has incorrectly stored i/o info, and/or garbage chars.
|
|
const XMLProperty* version = root->property(X_("version"));
|
|
if (! ((version != NULL) && (version->value() == X_(AU_CACHE_VERSION)))) {
|
|
error << "au_cache is not correct version. AU plugins will be re-scanned" << endmsg;
|
|
return -1;
|
|
}
|
|
|
|
cached_info.clear ();
|
|
|
|
const XMLNodeList children = root->children();
|
|
|
|
for (XMLNodeConstIterator iter = children.begin(); iter != children.end(); ++iter) {
|
|
|
|
const XMLNode* child = *iter;
|
|
|
|
if (child->name() == X_("plugin")) {
|
|
|
|
const XMLNode* gchild;
|
|
const XMLNodeList gchildren = child->children();
|
|
const XMLProperty* prop = child->property (X_("id"));
|
|
|
|
if (!prop) {
|
|
continue;
|
|
}
|
|
|
|
string id = prop->value();
|
|
string fixed;
|
|
string version;
|
|
|
|
string::size_type slash = id.find_last_of ('/');
|
|
|
|
if (slash == string::npos) {
|
|
continue;
|
|
}
|
|
|
|
version = id.substr (slash);
|
|
id = id.substr (0, slash);
|
|
fixed = AUPlugin::maybe_fix_broken_au_id (id);
|
|
|
|
if (fixed.empty()) {
|
|
error << string_compose (_("Your AudioUnit configuration cache contains an AU plugin whose ID cannot be understood - ignored (%1)"), id) << endmsg;
|
|
continue;
|
|
}
|
|
|
|
id = fixed;
|
|
id += version;
|
|
|
|
AUPluginCachedInfo cinfo;
|
|
|
|
for (XMLNodeConstIterator giter = gchildren.begin(); giter != gchildren.end(); giter++) {
|
|
|
|
gchild = *giter;
|
|
|
|
if (gchild->name() == X_("io")) {
|
|
|
|
int in;
|
|
int out;
|
|
const XMLProperty* iprop;
|
|
const XMLProperty* oprop;
|
|
|
|
if (((iprop = gchild->property (X_("in"))) != 0) &&
|
|
((oprop = gchild->property (X_("out"))) != 0)) {
|
|
in = atoi (iprop->value());
|
|
out = atoi (oprop->value());
|
|
|
|
cinfo.io_configs.push_back (pair<int,int> (in, out));
|
|
}
|
|
}
|
|
}
|
|
|
|
if (cinfo.io_configs.size()) {
|
|
add_cached_info (id, cinfo);
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
AUPluginInfo::get_names (CAComponentDescription& comp_desc, std::string& name, std::string& maker)
|
|
{
|
|
CFStringRef itemName = NULL;
|
|
|
|
// Marc Poirier-style item name
|
|
CAComponent auComponent (comp_desc);
|
|
if (auComponent.IsValid()) {
|
|
CAComponentDescription dummydesc;
|
|
Handle nameHandle = NewHandle(sizeof(void*));
|
|
if (nameHandle != NULL) {
|
|
OSErr err = GetComponentInfo(auComponent.Comp(), &dummydesc, nameHandle, NULL, NULL);
|
|
if (err == noErr) {
|
|
ConstStr255Param nameString = (ConstStr255Param) (*nameHandle);
|
|
if (nameString != NULL) {
|
|
itemName = CFStringCreateWithPascalString(kCFAllocatorDefault, nameString, CFStringGetSystemEncoding());
|
|
}
|
|
}
|
|
DisposeHandle(nameHandle);
|
|
}
|
|
}
|
|
|
|
// if Marc-style fails, do the original way
|
|
if (itemName == NULL) {
|
|
CFStringRef compTypeString = UTCreateStringForOSType(comp_desc.componentType);
|
|
CFStringRef compSubTypeString = UTCreateStringForOSType(comp_desc.componentSubType);
|
|
CFStringRef compManufacturerString = UTCreateStringForOSType(comp_desc.componentManufacturer);
|
|
|
|
itemName = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("%@ - %@ - %@"),
|
|
compTypeString, compManufacturerString, compSubTypeString);
|
|
|
|
if (compTypeString != NULL)
|
|
CFRelease(compTypeString);
|
|
if (compSubTypeString != NULL)
|
|
CFRelease(compSubTypeString);
|
|
if (compManufacturerString != NULL)
|
|
CFRelease(compManufacturerString);
|
|
}
|
|
|
|
string str = CFStringRefToStdString(itemName);
|
|
string::size_type colon = str.find (':');
|
|
|
|
if (colon) {
|
|
name = str.substr (colon+1);
|
|
maker = str.substr (0, colon);
|
|
strip_whitespace_edges (maker);
|
|
strip_whitespace_edges (name);
|
|
} else {
|
|
name = str;
|
|
maker = "unknown";
|
|
strip_whitespace_edges (name);
|
|
}
|
|
}
|
|
|
|
std::string
|
|
AUPluginInfo::stringify_descriptor (const CAComponentDescription& desc)
|
|
{
|
|
stringstream s;
|
|
|
|
/* note: OSType is a compiler-implemenation-defined value,
|
|
historically a 32 bit integer created with a multi-character
|
|
constant such as 'abcd'. It is, fundamentally, an abomination.
|
|
*/
|
|
|
|
s << desc.Type();
|
|
s << '-';
|
|
s << desc.SubType();
|
|
s << '-';
|
|
s << desc.Manu();
|
|
|
|
return s.str();
|
|
}
|
|
|
|
bool
|
|
AUPluginInfo::needs_midi_input ()
|
|
{
|
|
return is_effect_with_midi_input () || is_instrument ();
|
|
}
|
|
|
|
bool
|
|
AUPluginInfo::is_effect () const
|
|
{
|
|
return is_effect_without_midi_input() || is_effect_with_midi_input();
|
|
}
|
|
|
|
bool
|
|
AUPluginInfo::is_effect_without_midi_input () const
|
|
{
|
|
return descriptor->IsAUFX();
|
|
}
|
|
|
|
bool
|
|
AUPluginInfo::is_effect_with_midi_input () const
|
|
{
|
|
return descriptor->IsAUFM();
|
|
}
|
|
|
|
bool
|
|
AUPluginInfo::is_instrument () const
|
|
{
|
|
return descriptor->IsMusicDevice();
|
|
}
|