mirror of
https://github.com/Ardour/ardour.git
synced 2026-01-03 20:29:35 +01:00
ef172d7ad6
LV2 preset support as implemented in svn calf plugins (experimental extension). git-svn-id: svn://localhost/ardour2/branches/3.0@4547 d708f5d6-7413-0410-9779-e7cbd77b26cf
1312 lines
31 KiB
C++
1312 lines
31 KiB
C++
/*
|
|
Copyright (C) 2006 Paul Davis
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
*/
|
|
|
|
#include <sstream>
|
|
|
|
#include <pbd/transmitter.h>
|
|
#include <pbd/xml++.h>
|
|
#include <pbd/whitespace.h>
|
|
|
|
#include <glibmm/thread.h>
|
|
#include <glibmm/fileutils.h>
|
|
#include <glibmm/miscutils.h>
|
|
|
|
#include <ardour/ardour.h>
|
|
#include <ardour/audioengine.h>
|
|
#include <ardour/io.h>
|
|
#include <ardour/audio_unit.h>
|
|
#include <ardour/session.h>
|
|
#include <ardour/utils.h>
|
|
|
|
#include <appleutility/CAAudioUnit.h>
|
|
#include <appleutility/CAAUParameter.h>
|
|
|
|
#include <CoreServices/CoreServices.h>
|
|
#include <AudioUnit/AudioUnit.h>
|
|
|
|
#include "i18n.h"
|
|
|
|
using namespace std;
|
|
using namespace PBD;
|
|
using namespace ARDOUR;
|
|
|
|
AUPluginInfo::CachedInfoMap AUPluginInfo::cached_info;
|
|
|
|
static OSStatus
|
|
_render_callback(void *userData,
|
|
AudioUnitRenderActionFlags *ioActionFlags,
|
|
const AudioTimeStamp *inTimeStamp,
|
|
UInt32 inBusNumber,
|
|
UInt32 inNumberFrames,
|
|
AudioBufferList* ioData)
|
|
{
|
|
return ((AUPlugin*)userData)->render_callback (ioActionFlags, inTimeStamp, inBusNumber, inNumberFrames, ioData);
|
|
}
|
|
|
|
AUPlugin::AUPlugin (AudioEngine& engine, Session& session, boost::shared_ptr<CAComponent> _comp)
|
|
: Plugin (engine, session),
|
|
comp (_comp),
|
|
unit (new CAAudioUnit),
|
|
initialized (false),
|
|
buffers (0),
|
|
current_maxbuf (0),
|
|
current_offset (0),
|
|
current_buffers (0),
|
|
frames_processed (0)
|
|
{
|
|
init ();
|
|
}
|
|
|
|
AUPlugin::AUPlugin (const AUPlugin& other)
|
|
: Plugin (other)
|
|
, comp (other.get_comp())
|
|
, unit (new CAAudioUnit)
|
|
, initialized (false)
|
|
, buffers (0)
|
|
, current_maxbuf (0)
|
|
, current_offset (0)
|
|
, current_buffers (0)
|
|
, frames_processed (0)
|
|
|
|
{
|
|
init ();
|
|
}
|
|
|
|
AUPlugin::~AUPlugin ()
|
|
{
|
|
if (unit) {
|
|
unit->Uninitialize ();
|
|
}
|
|
|
|
if (buffers) {
|
|
free (buffers);
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
AUPlugin::init ()
|
|
{
|
|
OSErr err;
|
|
|
|
try {
|
|
err = CAAudioUnit::Open (*(comp.get()), *unit);
|
|
} catch (...) {
|
|
error << _("Exception thrown during AudioUnit plugin loading - plugin ignored") << endmsg;
|
|
cerr << _("Exception thrown during AudioUnit plugin loading - plugin ignored") << endl;
|
|
throw failed_constructor();
|
|
}
|
|
|
|
if (err != noErr) {
|
|
error << _("AudioUnit: Could not convert CAComponent to CAAudioUnit") << endmsg;
|
|
throw failed_constructor ();
|
|
}
|
|
|
|
AURenderCallbackStruct renderCallbackInfo;
|
|
|
|
renderCallbackInfo.inputProc = _render_callback;
|
|
renderCallbackInfo.inputProcRefCon = this;
|
|
|
|
if ((err = unit->SetProperty (kAudioUnitProperty_SetRenderCallback, kAudioUnitScope_Input,
|
|
0, (void*) &renderCallbackInfo, sizeof(renderCallbackInfo))) != 0) {
|
|
cerr << "cannot install render callback (err = " << err << ')' << endl;
|
|
throw failed_constructor();
|
|
}
|
|
|
|
unit->GetElementCount (kAudioUnitScope_Global, global_elements);
|
|
unit->GetElementCount (kAudioUnitScope_Input, input_elements);
|
|
unit->GetElementCount (kAudioUnitScope_Output, output_elements);
|
|
|
|
/* these keep track of *configured* channel set up,
|
|
not potential set ups.
|
|
*/
|
|
|
|
input_channels = -1;
|
|
output_channels = -1;
|
|
|
|
if (_set_block_size (_session.get_block_size())) {
|
|
error << _("AUPlugin: cannot set processing block size") << endmsg;
|
|
throw failed_constructor();
|
|
}
|
|
|
|
discover_parameters ();
|
|
|
|
Plugin::setup_controls ();
|
|
}
|
|
|
|
void
|
|
AUPlugin::discover_parameters ()
|
|
{
|
|
/* discover writable parameters */
|
|
|
|
AudioUnitScope scopes[] = {
|
|
kAudioUnitScope_Global,
|
|
kAudioUnitScope_Output,
|
|
kAudioUnitScope_Input
|
|
};
|
|
|
|
descriptors.clear ();
|
|
|
|
for (uint32_t i = 0; i < sizeof (scopes) / sizeof (scopes[0]); ++i) {
|
|
|
|
AUParamInfo param_info (unit->AU(), false, false, scopes[i]);
|
|
|
|
for (uint32_t i = 0; i < param_info.NumParams(); ++i) {
|
|
|
|
AUParameterDescriptor d;
|
|
|
|
d.id = param_info.ParamID (i);
|
|
|
|
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);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
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
|
|
{
|
|
if (_user_latency) {
|
|
return _user_latency;
|
|
}
|
|
|
|
return unit->Latency() * _session.frame_rate();
|
|
}
|
|
|
|
void
|
|
AUPlugin::set_parameter (uint32_t which, float val)
|
|
{
|
|
if (which < descriptors.size()) {
|
|
const AUParameterDescriptor& d (descriptors[which]);
|
|
unit->SetParameter (d.id, d.scope, d.element, val);
|
|
}
|
|
}
|
|
|
|
float
|
|
AUPlugin::get_parameter (uint32_t which) const
|
|
{
|
|
float val = 0.0;
|
|
if (which < descriptors.size()) {
|
|
const AUParameterDescriptor& d (descriptors[which]);
|
|
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;
|
|
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 ()
|
|
{
|
|
unit->GlobalReset ();
|
|
}
|
|
|
|
void
|
|
AUPlugin::set_block_size (nframes_t nframes)
|
|
{
|
|
_set_block_size (nframes);
|
|
}
|
|
|
|
int
|
|
AUPlugin::_set_block_size (nframes_t nframes)
|
|
{
|
|
bool was_initialized = initialized;
|
|
UInt32 numFrames = nframes;
|
|
OSErr err;
|
|
|
|
if (initialized) {
|
|
unit->Uninitialize ();
|
|
}
|
|
|
|
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 ();
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int32_t
|
|
AUPlugin::configure_io (ChanCount in, ChanCount out)
|
|
{
|
|
AudioStreamBasicDescription streamFormat;
|
|
|
|
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 = in.n_audio();
|
|
|
|
if (set_input_format (streamFormat) != 0) {
|
|
return -1;
|
|
}
|
|
|
|
streamFormat.mChannelsPerFrame = out.n_audio();
|
|
|
|
if (set_output_format (streamFormat) != 0) {
|
|
return -1;
|
|
}
|
|
|
|
return Plugin::configure_io (in, out);
|
|
}
|
|
|
|
bool
|
|
AUPlugin::can_support_io_configuration (const ChanCount& in, ChanCount& out)
|
|
{
|
|
int32_t ret = count_for_configuration (in, out);
|
|
return ret >= 0;
|
|
}
|
|
|
|
int32_t
|
|
AUPlugin::count_for_configuration(ChanCount cin, 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 plugcnt = -1;
|
|
AUPluginInfoPtr pinfo = boost::dynamic_pointer_cast<AUPluginInfo>(get_info());
|
|
int32_t in = cin.n_audio(); /* XXX handle MIDI one day ??? */
|
|
|
|
vector<pair<int,int> >& io_configs = pinfo->cache.io_configs;
|
|
|
|
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_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!!) */
|
|
out.set (DataType::AUDIO, in);
|
|
plugcnt = 1;
|
|
} else if (possible_out == -2) {
|
|
/* any configuration possible, pick matching */
|
|
out.set (DataType::AUDIO, in);
|
|
plugcnt = 1;
|
|
} else if (possible_out < -2) {
|
|
/* explicit variable number of outputs, pick maximum */
|
|
out.set (DataType::AUDIO, -possible_out);
|
|
plugcnt = 1;
|
|
} else {
|
|
/* exact number of outputs */
|
|
out.set (DataType::AUDIO, possible_out);
|
|
plugcnt = 1;
|
|
}
|
|
}
|
|
|
|
if (possible_in == -1) {
|
|
|
|
/* wildcard for input */
|
|
|
|
if (possible_out == -1) {
|
|
/* out much match in */
|
|
out.set (DataType::AUDIO, in);
|
|
plugcnt = 1;
|
|
} else if (possible_out == -2) {
|
|
/* any configuration possible, pick matching */
|
|
out.set (DataType::AUDIO, in);
|
|
plugcnt = 1;
|
|
} else if (possible_out < -2) {
|
|
/* explicit variable number of outputs, pick maximum */
|
|
out.set (DataType::AUDIO, -possible_out);
|
|
plugcnt = 1;
|
|
} else {
|
|
/* exact number of outputs */
|
|
out.set (DataType::AUDIO, possible_out);
|
|
plugcnt = 1;
|
|
}
|
|
}
|
|
|
|
if (possible_in == -2) {
|
|
|
|
if (possible_out == -1) {
|
|
/* any configuration possible, pick matching */
|
|
out.set (DataType::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 */
|
|
out.set (DataType::AUDIO, -possible_out);
|
|
plugcnt = 1;
|
|
} else {
|
|
/* exact number of outputs */
|
|
out.set (DataType::AUDIO, possible_out);
|
|
plugcnt = 1;
|
|
}
|
|
}
|
|
|
|
if (possible_in < -2) {
|
|
|
|
/* explicit variable number of inputs */
|
|
|
|
if (in > -possible_in) {
|
|
/* request is too large */
|
|
plugcnt = -1;
|
|
}
|
|
|
|
if (possible_out == -1) {
|
|
/* out must match in */
|
|
out.set (DataType::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 */
|
|
out.set (DataType::AUDIO, -possible_out);
|
|
plugcnt = 1;
|
|
} else {
|
|
/* exact number of outputs */
|
|
out.set (DataType::AUDIO, possible_out);
|
|
plugcnt = 1;
|
|
}
|
|
}
|
|
|
|
if (possible_in == in) {
|
|
|
|
/* exact number of inputs ... must match obviously */
|
|
|
|
if (possible_out == -1) {
|
|
/* out must match in */
|
|
out.set (DataType::AUDIO, in);
|
|
plugcnt = 1;
|
|
} else if (possible_out == -2) {
|
|
/* any output configuration, pick matching */
|
|
out.set (DataType::AUDIO, in);
|
|
plugcnt = -1;
|
|
} else if (possible_out < -2) {
|
|
/* explicit variable number of outputs, pick maximum */
|
|
out.set (DataType::AUDIO, -possible_out);
|
|
plugcnt = 1;
|
|
} else {
|
|
/* exact number of outputs */
|
|
out.set (DataType::AUDIO, possible_out);
|
|
plugcnt = 1;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/* no fit */
|
|
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) {
|
|
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;
|
|
}
|
|
|
|
|
|
ChanCount
|
|
AUPlugin::input_streams() const
|
|
{
|
|
ChanCount in;
|
|
|
|
if (input_channels < 0) {
|
|
warning << string_compose (_("AUPlugin: %1 input_streams() called without any format set!"), name()) << endmsg;
|
|
in.set_audio (1);
|
|
} else {
|
|
in.set_audio (input_channels);
|
|
}
|
|
|
|
return in;
|
|
}
|
|
|
|
|
|
ChanCount
|
|
AUPlugin::output_streams() const
|
|
{
|
|
ChanCount out;
|
|
|
|
if (output_channels < 0) {
|
|
warning << string_compose (_("AUPlugin: %1 output_streams() called without any format set!"), name()) << endmsg;
|
|
out.set_audio (1);
|
|
} else {
|
|
out.set_audio (output_channels);
|
|
}
|
|
|
|
return out;
|
|
}
|
|
|
|
OSStatus
|
|
AUPlugin::render_callback(AudioUnitRenderActionFlags *ioActionFlags,
|
|
const AudioTimeStamp *inTimeStamp,
|
|
UInt32 inBusNumber,
|
|
UInt32 inNumberFrames,
|
|
AudioBufferList* ioData)
|
|
{
|
|
/* not much to do - 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;
|
|
}
|
|
|
|
for (uint32_t i = 0; i < current_maxbuf; ++i) {
|
|
ioData->mBuffers[i].mNumberChannels = 1;
|
|
ioData->mBuffers[i].mDataByteSize = sizeof (Sample) * inNumberFrames;
|
|
ioData->mBuffers[i].mData = (*current_buffers)[i] + cb_offset + current_offset;
|
|
}
|
|
|
|
cb_offset += inNumberFrames;
|
|
|
|
return noErr;
|
|
}
|
|
|
|
int
|
|
AUPlugin::connect_and_run (vector<Sample*>& bufs, uint32_t maxbuf, int32_t& in, int32_t& out, nframes_t nframes, nframes_t offset)
|
|
{
|
|
AudioUnitRenderActionFlags flags = 0;
|
|
AudioTimeStamp ts;
|
|
|
|
current_buffers = &bufs;
|
|
current_maxbuf = maxbuf;
|
|
current_offset = offset;
|
|
cb_offset = 0;
|
|
|
|
buffers->mNumberBuffers = maxbuf;
|
|
|
|
for (uint32_t i = 0; i < maxbuf; ++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 (unit->Render (&flags, &ts, 0, nframes, buffers) == noErr) {
|
|
|
|
current_maxbuf = 0;
|
|
frames_processed += nframes;
|
|
|
|
for (uint32_t i = 0; i < maxbuf; ++i) {
|
|
if (bufs[i] + offset != buffers->mBuffers[i].mData) {
|
|
memcpy (bufs[i]+offset, buffers->mBuffers[i].mData, nframes * sizeof (Sample));
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
set<uint32_t>
|
|
AUPlugin::automatable() const
|
|
{
|
|
set<uint32_t> automates;
|
|
|
|
for (uint32_t i = 0; i < descriptors.size(); ++i) {
|
|
if (descriptors[i].automatable) {
|
|
automates.insert (i);
|
|
}
|
|
}
|
|
|
|
return automates;
|
|
}
|
|
|
|
string
|
|
AUPlugin::describe_parameter (uint32_t param)
|
|
{
|
|
return descriptors[param].label;
|
|
}
|
|
|
|
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()
|
|
{
|
|
XMLNode *root = new XMLNode (state_node_name());
|
|
LocaleGuard lg (X_("POSIX"));
|
|
return *root;
|
|
}
|
|
|
|
int
|
|
AUPlugin::set_state(const XMLNode& node)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
bool
|
|
AUPlugin::save_preset (string name)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
AUPlugin::load_preset (const string preset_label)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
vector<Plugin::PresetRecord>
|
|
AUPlugin::get_presets ()
|
|
{
|
|
vector<PresetRecord> presets;
|
|
|
|
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)
|
|
{
|
|
|
|
}
|
|
|
|
AUPluginInfo::~AUPluginInfo ()
|
|
{
|
|
}
|
|
|
|
PluginPtr
|
|
AUPluginInfo::load (Session& session)
|
|
{
|
|
try {
|
|
PluginPtr plugin;
|
|
|
|
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));
|
|
}
|
|
|
|
plugin->set_info (PluginInfoPtr (new AUPluginInfo (*this)));
|
|
return plugin;
|
|
}
|
|
|
|
catch (failed_constructor &err) {
|
|
return PluginPtr ();
|
|
}
|
|
}
|
|
|
|
Glib::ustring
|
|
AUPluginInfo::au_cache_path ()
|
|
{
|
|
return Glib::build_filename (ARDOUR::get_user_ardour_path(), "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;
|
|
|
|
discover_fx (plugs);
|
|
discover_music (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_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))));
|
|
|
|
/* 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;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
switch (info->descriptor->SubType()) {
|
|
case kAudioUnitSubType_DefaultOutput:
|
|
case kAudioUnitSubType_SystemOutput:
|
|
case kAudioUnitSubType_GenericOutput:
|
|
case kAudioUnitSubType_AUConverter:
|
|
continue;
|
|
break;
|
|
|
|
case kAudioUnitSubType_DLSSynth:
|
|
info->category = "DLSSynth";
|
|
break;
|
|
|
|
case kAudioUnitType_MusicEffect:
|
|
info->category = "MusicEffect";
|
|
break;
|
|
|
|
case kAudioUnitSubType_Varispeed:
|
|
info->category = "Varispeed";
|
|
break;
|
|
|
|
case kAudioUnitSubType_Delay:
|
|
info->category = "Delay";
|
|
break;
|
|
|
|
case kAudioUnitSubType_LowPassFilter:
|
|
info->category = "LowPassFilter";
|
|
break;
|
|
|
|
case kAudioUnitSubType_HighPassFilter:
|
|
info->category = "HighPassFilter";
|
|
break;
|
|
|
|
case kAudioUnitSubType_BandPassFilter:
|
|
info->category = "BandPassFilter";
|
|
break;
|
|
|
|
case kAudioUnitSubType_HighShelfFilter:
|
|
info->category = "HighShelfFilter";
|
|
break;
|
|
|
|
case kAudioUnitSubType_LowShelfFilter:
|
|
info->category = "LowShelfFilter";
|
|
break;
|
|
|
|
case kAudioUnitSubType_ParametricEQ:
|
|
info->category = "ParametricEQ";
|
|
break;
|
|
|
|
case kAudioUnitSubType_GraphicEQ:
|
|
info->category = "GraphicEQ";
|
|
break;
|
|
|
|
case kAudioUnitSubType_PeakLimiter:
|
|
info->category = "PeakLimiter";
|
|
break;
|
|
|
|
case kAudioUnitSubType_DynamicsProcessor:
|
|
info->category = "DynamicsProcessor";
|
|
break;
|
|
|
|
case kAudioUnitSubType_MultiBandCompressor:
|
|
info->category = "MultiBandCompressor";
|
|
break;
|
|
|
|
case kAudioUnitSubType_MatrixReverb:
|
|
info->category = "MatrixReverb";
|
|
break;
|
|
|
|
case kAudioUnitType_Mixer:
|
|
info->category = "Mixer";
|
|
break;
|
|
|
|
case kAudioUnitSubType_StereoMixer:
|
|
info->category = "StereoMixer";
|
|
break;
|
|
|
|
case kAudioUnitSubType_3DMixer:
|
|
info->category = "3DMixer";
|
|
break;
|
|
|
|
case kAudioUnitSubType_MatrixMixer:
|
|
info->category = "MatrixMixer";
|
|
break;
|
|
|
|
default:
|
|
info->category = "";
|
|
}
|
|
|
|
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.
|
|
*/
|
|
|
|
info->n_inputs = ChanCount (DataType::AUDIO, info->cache.io_configs.front().first);
|
|
info->n_outputs = ChanCount (DataType::AUDIO, info->cache.io_configs.front().second);
|
|
|
|
if (info->cache.io_configs.size() > 1) {
|
|
cerr << "ODD: variable IO config for " << 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", 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;
|
|
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
void
|
|
AUPluginInfo::save_cached_info ()
|
|
{
|
|
XMLNode* node;
|
|
|
|
node = new XMLNode (X_("AudioUnitPluginCache"));
|
|
|
|
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;
|
|
}
|
|
|
|
tree.read (path);
|
|
const XMLNode* root (tree.root());
|
|
|
|
if (root->name() != X_("AudioUnitPluginCache")) {
|
|
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;
|
|
}
|
|
|
|
std::string id = prop->value();
|
|
|
|
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 (iprop->value());
|
|
|
|
AUPluginCachedInfo cinfo;
|
|
cinfo.io_configs.push_back (pair<int,int> (in, out));
|
|
add_cached_info (id, cinfo);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
AUPluginInfo::get_names (CAComponentDescription& comp_desc, std::string& name, Glib::ustring& 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";
|
|
}
|
|
}
|
|
|
|
// from CAComponentDescription.cpp (in libs/appleutility in ardour source)
|
|
extern char *StringForOSType (OSType t, char *writeLocation);
|
|
|
|
std::string
|
|
AUPluginInfo::stringify_descriptor (const CAComponentDescription& desc)
|
|
{
|
|
char str[24];
|
|
stringstream s;
|
|
|
|
s << StringForOSType (desc.Type(), str);
|
|
s << " - ";
|
|
|
|
s << StringForOSType (desc.SubType(), str);
|
|
s << " - ";
|
|
|
|
s << StringForOSType (desc.Manu(), str);
|
|
|
|
return s.str();
|
|
}
|