/*
- Copyright (C) 2000 Paul Davis
+ Copyright (C) 2000 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
#include <cmath>
#include <iomanip>
#include <algorithm>
+#include <fstream>
#include <glibmm/thread.h>
-#include <pbd/xml++.h>
-#include <pbd/pthread_utils.h>
+#include <glibmm/miscutils.h>
+#include <glibmm/fileutils.h>
+#include "pbd/xml++.h"
+#include "pbd/pthread_utils.h"
+#include "pbd/enumwriter.h"
-#include <ardour/source.h>
-#include <ardour/playlist.h>
+#include "ardour/debug.h"
+#include "ardour/session.h"
+#include "ardour/source.h"
+#include "ardour/transient_detector.h"
#include "i18n.h"
-using std::min;
-using std::max;
-
+using namespace std;
using namespace ARDOUR;
+using namespace PBD;
-Source::Source (Session& s, string name)
- : _session (s)
+Source::Source (Session& s, DataType type, const string& name, Flag flags)
+ : SessionObject(s, name)
+ , _type(type)
+ , _flags(flags)
+ , _timeline_position(0)
+ , _use_count (0)
{
- _name = name;
+ _analysed = false;
_timestamp = 0;
- _in_use = 0;
+ fix_writable_flags ();
}
-Source::Source (Session& s, const XMLNode& node)
- : _session (s)
+Source::Source (Session& s, const XMLNode& node)
+ : SessionObject(s, "unnamed source")
+ , _type(DataType::AUDIO)
+ , _flags (Flag (Writable|CanRename))
+ , _timeline_position(0)
+ , _use_count (0)
{
_timestamp = 0;
- _in_use = 0;
+ _analysed = false;
- if (set_state (node)) {
+ if (set_state (node, Stateful::loading_state_version) || _type == DataType::NIL) {
throw failed_constructor();
}
+
+ fix_writable_flags ();
}
Source::~Source ()
{
- notify_callbacks ();
+ DEBUG_TRACE (DEBUG::Destruction, string_compose ("Source %1 destructor %2\n", _name, this));
+}
+
+void
+Source::fix_writable_flags ()
+{
+ if (!_session.writable()) {
+ _flags = Flag (_flags & ~(Writable|Removable|RemovableIfEmpty|RemoveAtDestroy|CanRename));
+ }
}
XMLNode&
XMLNode *node = new XMLNode ("Source");
char buf[64];
- node->add_property ("name", _name);
+ node->add_property ("name", name());
+ node->add_property ("type", _type.to_string());
+ node->add_property (X_("flags"), enum_2_string (_flags));
_id.print (buf, sizeof (buf));
node->add_property ("id", buf);
}
int
-Source::set_state (const XMLNode& node)
+Source::set_state (const XMLNode& node, int version)
{
const XMLProperty* prop;
} else {
return -1;
}
-
+
if ((prop = node.property ("id")) != 0) {
_id = prop->value ();
} else {
return -1;
}
+ if ((prop = node.property ("type")) != 0) {
+ _type = DataType(prop->value());
+ }
+
if ((prop = node.property ("timestamp")) != 0) {
sscanf (prop->value().c_str(), "%ld", &_timestamp);
}
+ if ((prop = node.property (X_("flags"))) != 0) {
+ _flags = Flag (string_2_enum (prop->value(), _flags));
+ } else {
+ _flags = Flag (0);
+
+ }
+
+ /* old style, from the period when we had DestructiveFileSource */
+ if ((prop = node.property (X_("destructive"))) != 0) {
+ _flags = Flag (_flags | Destructive);
+ }
+
+ if (version < 3000) {
+ /* a source with an XML node must necessarily already exist,
+ and therefore cannot be removable/writable etc. etc.; 2.X
+ sometimes marks sources as removable which shouldn't be.
+ */
+ if (!(_flags & Destructive)) {
+ _flags = Flag (_flags & ~(Writable|Removable|RemovableIfEmpty|RemoveAtDestroy|CanRename));
+ }
+ }
+
return 0;
}
+bool
+Source::has_been_analysed() const
+{
+ Glib::Mutex::Lock lm (_analysis_lock);
+ return _analysed;
+}
+
void
-Source::add_playlist (boost::shared_ptr<Playlist> pl)
+Source::set_been_analysed (bool yn)
{
- _playlists.insert (pl);
- pl->GoingAway.connect (bind (mem_fun (*this, &Source::remove_playlist), boost::weak_ptr<Playlist> (pl)));
+ {
+ Glib::Mutex::Lock lm (_analysis_lock);
+ _analysed = yn;
+ }
+
+ if (yn) {
+ load_transients (get_transients_path());
+ AnalysisChanged(); // EMIT SIGNAL
+ }
+}
+
+int
+Source::load_transients (const string& path)
+{
+ ifstream file (path.c_str());
+
+ if (!file) {
+ return -1;
+ }
+
+ transients.clear ();
+
+ stringstream strstr;
+ double val;
+
+ while (file.good()) {
+ file >> val;
+
+ if (!file.fail()) {
+ framepos_t frame = (framepos_t) floor (val * _session.frame_rate());
+ transients.push_back (frame);
+ }
+ }
+
+ return 0;
+}
+
+string
+Source::get_transients_path () const
+{
+ vector<string> parts;
+ string s;
+
+ /* old sessions may not have the analysis directory */
+
+ _session.ensure_subdirs ();
+
+ s = _session.analysis_dir ();
+ parts.push_back (s);
+
+ s = _id.to_s();
+ s += '.';
+ s += TransientDetector::operational_identifier();
+ parts.push_back (s);
+
+ return Glib::build_filename (parts);
+}
+
+bool
+Source::check_for_analysis_data_on_disk ()
+{
+ /* looks to see if the analysis files for this source are on disk.
+ if so, mark us already analysed.
+ */
+
+ string path = get_transients_path ();
+ bool ok = true;
+
+ if (!Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
+ ok = false;
+ }
+
+ // XXX add other tests here as appropriate
+
+ set_been_analysed (ok);
+ return ok;
}
void
-Source::remove_playlist (boost::weak_ptr<Playlist> wpl)
+Source::mark_for_remove ()
{
- boost::shared_ptr<Playlist> pl (wpl.lock());
+ // This operation is not allowed for sources for destructive tracks or out-of-session files.
- if (!pl) {
+ /* XXX need a way to detect _within_session() condition here - move it from FileSource?
+ */
+
+ if ((_flags & Destructive)) {
return;
}
- std::set<boost::shared_ptr<Playlist> >::iterator x;
+ _flags = Flag (_flags | Removable | RemoveAtDestroy);
+}
- if ((x = _playlists.find (pl)) != _playlists.end()) {
- _playlists.erase (x);
+void
+Source::set_timeline_position (int64_t pos)
+{
+ _timeline_position = pos;
+}
+
+void
+Source::set_allow_remove_if_empty (bool yn)
+{
+ if (!writable()) {
+ return;
}
+
+ if (yn) {
+ _flags = Flag (_flags | RemovableIfEmpty);
+ } else {
+ _flags = Flag (_flags & ~RemovableIfEmpty);
+ }
+}
+
+void
+Source::inc_use_count ()
+{
+ g_atomic_int_inc (&_use_count);
}
-uint32_t
-Source::used () const
+void
+Source::dec_use_count ()
{
- return _playlists.size();
+#ifndef NDEBUG
+ gint oldval = g_atomic_int_exchange_and_add (&_use_count, -1);
+ if (oldval <= 0) {
+ cerr << "Bad use dec for " << name() << endl;
+ abort ();
+ }
+ assert (oldval > 0);
+#else
+ g_atomic_int_exchange_and_add (&_use_count, -1);
+#endif
}