2 Copyright (C) 2000 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include "libardour-config.h"
24 #include <cstdio> // Needed so that libraptor (included in lrdf) won't complain
26 #include <sys/types.h>
28 #include <sys/resource.h>
38 #ifdef HAVE_AUDIOUNITS
39 #include "ardour/audio_unit.h"
43 #include <xmmintrin.h>
46 #include <glibmm/fileutils.h>
47 #include <glibmm/miscutils.h>
51 #include "pbd/error.h"
53 #include "pbd/strsplit.h"
55 #include "pbd/file_utils.h"
57 #include "midi++/port.h"
58 #include "midi++/manager.h"
59 #include "midi++/mmc.h"
61 #include "ardour/ardour.h"
62 #include "ardour/analyser.h"
63 #include "ardour/audio_library.h"
64 #include "ardour/rc_configuration.h"
65 #include "ardour/profile.h"
66 #include "ardour/plugin_manager.h"
67 #include "ardour/audiosource.h"
68 #include "ardour/utils.h"
69 #include "ardour/session.h"
70 #include "ardour/source_factory.h"
71 #include "ardour/control_protocol_manager.h"
72 #include "ardour/audioengine.h"
73 #include "ardour/filesystem_paths.h"
75 #include "ardour/mix.h"
76 #include "ardour/runtime_functions.h"
78 #if defined (__APPLE__)
79 #include <Carbon/Carbon.h> // For Gestalt
84 ARDOUR::RCConfiguration* ARDOUR::Config = 0;
85 ARDOUR::RuntimeProfile* ARDOUR::Profile = 0;
86 ARDOUR::AudioLibrary* ARDOUR::Library = 0;
88 using namespace ARDOUR;
92 MIDI::Port *ARDOUR::default_mmc_port = 0;
93 MIDI::Port *ARDOUR::default_mtc_port = 0;
94 MIDI::Port *ARDOUR::default_midi_port = 0;
95 MIDI::Port *ARDOUR::default_midi_clock_port = 0;
97 Change ARDOUR::StartChanged = ARDOUR::new_change ();
98 Change ARDOUR::LengthChanged = ARDOUR::new_change ();
99 Change ARDOUR::PositionChanged = ARDOUR::new_change ();
100 Change ARDOUR::NameChanged = ARDOUR::new_change ();
101 Change ARDOUR::BoundsChanged = Change (0); // see init(), below
103 compute_peak_t ARDOUR::compute_peak = 0;
104 find_peaks_t ARDOUR::find_peaks = 0;
105 apply_gain_to_buffer_t ARDOUR::apply_gain_to_buffer = 0;
106 mix_buffers_with_gain_t ARDOUR::mix_buffers_with_gain = 0;
107 mix_buffers_no_gain_t ARDOUR::mix_buffers_no_gain = 0;
109 sigc::signal<void,std::string> ARDOUR::BootMessage;
112 ARDOUR::setup_midi ()
114 if (Config->midi_ports.size() == 0) {
115 //warning << _("no MIDI ports specified: no MMC or MTC control possible") << endmsg;
119 BootMessage (_("Configuring MIDI ports"));
121 for (std::map<string,XMLNode>::iterator i = Config->midi_ports.begin(); i != Config->midi_ports.end(); ++i) {
122 MIDI::Manager::instance()->add_port (i->second);
126 const MIDI::Manager::PortMap& ports = MIDI::Manager::instance()->get_midi_ports();
128 if (ports.size() > 1) {
130 first = ports.begin()->second;
132 /* More than one port, so try using specific names for each port */
134 if (Config->get_mmc_port_name() != N_("default")) {
135 default_mmc_port = MIDI::Manager::instance()->port (Config->get_mmc_port_name());
138 if (Config->get_mtc_port_name() != N_("default")) {
139 default_mtc_port = MIDI::Manager::instance()->port (Config->get_mtc_port_name());
142 if (Config->get_midi_port_name() != N_("default")) {
143 default_midi_port = MIDI::Manager::instance()->port (Config->get_midi_port_name());
146 if (Config->get_midi_clock_port_name() != N_("default")) {
147 default_midi_port = MIDI::Manager::instance()->port (Config->get_midi_clock_port_name());
150 /* If that didn't work, just use the first listed port */
152 if (default_mmc_port == 0) {
153 default_mmc_port = first;
156 if (default_mtc_port == 0) {
157 default_mtc_port = first;
160 if (default_midi_port == 0) {
161 default_midi_port = first;
164 if (default_midi_clock_port == 0) {
165 default_midi_clock_port = first;
168 } else if (ports.size() == 1) {
170 first = ports.begin()->second;
172 /* Only one port described, so use it for both MTC and MMC */
174 default_mmc_port = first;
175 default_mtc_port = default_mmc_port;
176 default_midi_port = default_mmc_port;
177 default_midi_clock_port = default_mmc_port;
180 if (default_mmc_port == 0) {
181 warning << string_compose (_("No MMC control (MIDI port \"%1\" not available)"), Config->get_mmc_port_name())
187 if (default_mtc_port == 0) {
188 warning << string_compose (_("No MTC support (MIDI port \"%1\" not available)"), Config->get_mtc_port_name())
192 if (default_midi_port == 0) {
193 warning << string_compose (_("No MIDI parameter support (MIDI port \"%1\" not available)"), Config->get_midi_port_name())
197 if (default_midi_clock_port == 0) {
198 warning << string_compose (_("No MIDI Clock support (MIDI port \"%1\" not available)"), Config->get_midi_clock_port_name())
206 setup_hardware_optimization (bool try_optimization)
208 bool generic_mix_functions = true;
210 if (try_optimization) {
214 #if defined (ARCH_X86) && defined (BUILD_SSE_OPTIMIZATIONS)
218 info << "Using SSE optimized routines" << endmsg;
221 compute_peak = x86_sse_compute_peak;
222 find_peaks = x86_sse_find_peaks;
223 apply_gain_to_buffer = x86_sse_apply_gain_to_buffer;
224 mix_buffers_with_gain = x86_sse_mix_buffers_with_gain;
225 mix_buffers_no_gain = x86_sse_mix_buffers_no_gain;
227 generic_mix_functions = false;
231 #elif defined (__APPLE__) && defined (BUILD_VECLIB_OPTIMIZATIONS)
234 if (noErr != Gestalt(gestaltSystemVersion, &sysVersion))
237 if (sysVersion >= 0x00001040) { // Tiger at least
238 compute_peak = veclib_compute_peak;
239 find_peaks = veclib_find_peaks;
240 apply_gain_to_buffer = veclib_apply_gain_to_buffer;
241 mix_buffers_with_gain = veclib_mix_buffers_with_gain;
242 mix_buffers_no_gain = veclib_mix_buffers_no_gain;
244 generic_mix_functions = false;
246 info << "Apple VecLib H/W specific optimizations in use" << endmsg;
250 /* consider FPU denormal handling to be "h/w optimization" */
255 if (generic_mix_functions) {
257 compute_peak = default_compute_peak;
258 find_peaks = default_find_peaks;
259 apply_gain_to_buffer = default_apply_gain_to_buffer;
260 mix_buffers_with_gain = default_mix_buffers_with_gain;
261 mix_buffers_no_gain = default_mix_buffers_no_gain;
263 info << "No H/W specific optimizations in use" << endmsg;
268 lotsa_files_please ()
272 if (getrlimit (RLIMIT_NOFILE, &rl) == 0) {
274 rl.rlim_cur = rl.rlim_max;
276 if (setrlimit (RLIMIT_NOFILE, &rl) != 0) {
277 if (rl.rlim_cur == RLIM_INFINITY) {
278 error << _("Could not set system open files limit to \"unlimited\"") << endmsg;
280 error << string_compose (_("Could not set system open files limit to %1"), rl.rlim_cur) << endmsg;
283 if (rl.rlim_cur == RLIM_INFINITY) {
284 info << _("Removed open file count limit. Excellent!") << endmsg;
286 info << string_compose (_("Ardour will be limited to %1 open files"), rl.rlim_cur) << endmsg;
290 error << string_compose (_("Could not get system open files limit (%1)"), strerror (errno)) << endmsg;
295 ARDOUR::init (bool use_vst, bool try_optimization)
297 extern void setup_enum_writer ();
299 (void) bindtextdomain(PACKAGE, LOCALEDIR);
301 setup_enum_writer ();
303 // allow ardour the absolute maximum number of open files
304 lotsa_files_please ();
307 Library = new AudioLibrary;
309 BootMessage (_("Loading configuration"));
311 Config = new RCConfiguration;
313 if (Config->load_state ()) {
317 Config->set_use_vst (use_vst);
319 Profile = new RuntimeProfile;
323 if (Config->get_use_vst() && fst_init (0)) {
328 #ifdef HAVE_AUDIOUNITS
329 AUPluginInfo::load_cached_info ();
332 /* Make VAMP look in our library ahead of anything else */
334 char *p = getenv ("VAMP_PATH");
335 string vamppath = VAMP_DIR;
340 setenv ("VAMP_PATH", vamppath.c_str(), 1);
343 setup_hardware_optimization (try_optimization);
345 SourceFactory::init ();
348 /* singleton - first object is "it" */
349 new PluginManager ();
351 /* singleton - first object is "it" */
352 new ControlProtocolManager ();
353 ControlProtocolManager::instance().discover_control_protocols ();
356 if ((node = Config->control_protocol_state()) != 0) {
357 ControlProtocolManager::instance().set_state (*node);
360 BoundsChanged = Change (StartChanged|PositionChanged|LengthChanged);
370 delete &ControlProtocolManager::instance();
379 ARDOUR::get_microseconds ()
381 return (microseconds_t) jack_get_time ();
385 ARDOUR::new_change ()
388 static uint32_t change_bit = 1;
390 /* catch out-of-range */
393 fatal << _("programming error: ")
394 << "change_bit out of range in ARDOUR::new_change()"
399 c = Change (change_bit);
400 change_bit <<= 1; // if it shifts too far, change_bit == 0
406 ARDOUR::get_ardour_revision ()
412 ARDOUR::find_bindings_files (map<string,string>& files)
414 vector<sys::path> found;
415 SearchPath spath = ardour_search_path() + user_config_directory() + system_config_search_path();
417 if (getenv ("ARDOUR_SAE")) {
418 Glib::PatternSpec pattern("*SAE-*.bindings");
419 find_matching_files_in_search_path (spath, pattern, found);
421 Glib::PatternSpec pattern("*.bindings");
422 find_matching_files_in_search_path (spath, pattern, found);
429 for (vector<sys::path>::iterator x = found.begin(); x != found.end(); ++x) {
431 pair<string,string> namepath;
432 namepath.second = path.to_string();
433 namepath.first = path.leaf().substr (0, path.leaf().find_first_of ('.'));
434 files.insert (namepath);
439 ARDOUR::no_auto_connect()
441 return getenv ("ARDOUR_NO_AUTOCONNECT") != 0;
444 ARDOUR::LocaleGuard::LocaleGuard (const char* str)
446 old = strdup (setlocale (LC_NUMERIC, NULL));
447 if (strcmp (old, str)) {
448 setlocale (LC_NUMERIC, str);
452 ARDOUR::LocaleGuard::~LocaleGuard ()
454 setlocale (LC_NUMERIC, old);
462 if (getenv ("ARDOUR_RUNNING_UNDER_VALGRIND")) {
463 // valgrind doesn't understand this assembler stuff
464 // September 10th, 2007
468 #if defined(ARCH_X86) && defined(USE_XMMINTRIN)
473 /* XXX use real code to determine if the processor supports
474 DenormalsAreZero and FlushToZero
477 if (!fpu.has_flush_to_zero() && !fpu.has_denormals_are_zero()) {
481 MXCSR = _mm_getcsr();
483 switch (Config->get_denormal_model()) {
485 MXCSR &= ~(_MM_FLUSH_ZERO_ON|0x8000);
489 if (fpu.has_flush_to_zero()) {
490 MXCSR |= _MM_FLUSH_ZERO_ON;
495 MXCSR &= ~_MM_FLUSH_ZERO_ON;
496 if (fpu.has_denormals_are_zero()) {
502 if (fpu.has_flush_to_zero()) {
503 if (fpu.has_denormals_are_zero()) {
504 MXCSR |= _MM_FLUSH_ZERO_ON | 0x8000;
506 MXCSR |= _MM_FLUSH_ZERO_ON;
518 ARDOUR::coverage (nframes_t sa, nframes_t ea,
519 nframes_t sb, nframes_t eb)
521 /* OverlapType returned reflects how the second (B)
522 range overlaps the first (A).
524 The diagrams show various relative placements
525 of A and B for each OverlapType.
528 Internal: the start points cannot coincide
529 External: the start and end points can coincide
530 Start: end points can coincide
531 End: start points can coincide
533 XXX Logically, Internal should disallow end
538 |--------------------| A
540 |-----------------| B
547 if ((sb >= sa) && (eb <= ea)) {
549 if ((sb > sa) && (eb <= ea)) {
551 return OverlapInternal;
555 |--------------------| A
557 -----------------------| B
560 "B overlaps the start of A"
564 if ((eb >= sa) && (eb <= ea)) {
568 |---------------------| A
570 |----------------------- B
573 "B overlaps the end of A"
576 if ((sb > sa) && (sb <= ea)) {
580 |--------------------| A
581 -------------------------- B
582 |----------------------- B
583 ----------------------| B
584 |--------------------| B
587 "B overlaps all of A"
589 if ((sa >= sb) && (sa <= eb) && (ea <= eb)) {
590 return OverlapExternal;
596 /* not sure where to put these */
599 std::istream& int_to_type (std::istream& o, T& hf) {
606 std::istream& operator>>(std::istream& o, HeaderFormat& var) { return int_to_type<HeaderFormat> (o, var); }
607 std::istream& operator>>(std::istream& o, SampleFormat& var) { return int_to_type<SampleFormat> (o, var); }
608 std::istream& operator>>(std::istream& o, AutoConnectOption& var) { return int_to_type<AutoConnectOption> (o, var); }
609 std::istream& operator>>(std::istream& o, MonitorModel& var) { return int_to_type<MonitorModel> (o, var); }
610 std::istream& operator>>(std::istream& o, RemoteModel& var) { return int_to_type<RemoteModel> (o, var); }
611 std::istream& operator>>(std::istream& o, EditMode& var) { return int_to_type<EditMode> (o, var); }
612 std::istream& operator>>(std::istream& o, ListenPosition& var) { return int_to_type<ListenPosition> (o, var); }
613 std::istream& operator>>(std::istream& o, LayerModel& var) { return int_to_type<LayerModel> (o, var); }
614 std::istream& operator>>(std::istream& o, CrossfadeModel& var) { return int_to_type<CrossfadeModel> (o, var); }
615 std::istream& operator>>(std::istream& o, SlaveSource& var) { return int_to_type<SlaveSource> (o, var); }
616 std::istream& operator>>(std::istream& o, ShuttleBehaviour& var) { return int_to_type<ShuttleBehaviour> (o, var); }
617 std::istream& operator>>(std::istream& o, ShuttleUnits& var) { return int_to_type<ShuttleUnits> (o, var); }
618 std::istream& operator>>(std::istream& o, SmpteFormat& var) { return int_to_type<SmpteFormat> (o, var); }
619 std::istream& operator>>(std::istream& o, DenormalModel& var) { return int_to_type<DenormalModel> (o, var); }
620 std::istream& operator>>(std::istream& o, WaveformScale& var) { return int_to_type<WaveformScale> (o, var); }
621 std::istream& operator>>(std::istream& o, WaveformShape& var) { return int_to_type<WaveformShape> (o, var); }