$Id$
*/
+#include <pbd/error.h>
+#include <pbd/convert.h>
+#include <pbd/pthread_utils.h>
+#include <pbd/stacktrace.h>
+
#include <ardour/source_factory.h>
#include <ardour/sndfilesource.h>
-#include <ardour/smf_source.h>
-#include <ardour/destructive_filesource.h>
+#include <ardour/silentfilesource.h>
#include <ardour/configuration.h>
+#include <ardour/smf_source.h>
+
+#ifdef HAVE_COREAUDIO
+#define USE_COREAUDIO_FOR_FILES
+#endif
-#ifdef HAVE_COREAUDIO
+#ifdef USE_COREAUDIO_FOR_FILES
#include <ardour/coreaudiosource.h>
#endif
+
#include "i18n.h"
using namespace ARDOUR;
using namespace std;
+using namespace PBD;
sigc::signal<void,boost::shared_ptr<Source> > SourceFactory::SourceCreated;
+Glib::Cond* SourceFactory::PeaksToBuild;
+Glib::StaticMutex SourceFactory::peak_building_lock = GLIBMM_STATIC_MUTEX_INIT;
+std::list<boost::weak_ptr<AudioSource> > SourceFactory::files_with_peaks;
-#ifdef HAVE_COREAUDIO
-boost::shared_ptr<Source>
-SourceFactory::create (Session& s, const XMLNode& node)
+static void
+peak_thread_work ()
{
- DataType type = DataType::AUDIO;
- const XMLProperty* prop = node.property("type");
- if (prop) {
- type = DataType(prop->value());
- }
+ PBD::ThreadCreated (pthread_self(), string ("peakbuilder-") + to_string (pthread_self(), std::dec));
- if (type == DataType::AUDIO) {
-
- if (node.property (X_("destructive")) != 0) {
-
- boost::shared_ptr<Source> ret (new DestructiveFileSource (s, node));
- SourceCreated (ret);
- return ret;
-
- } else {
+ while (true) {
+
+ SourceFactory::peak_building_lock.lock ();
- try {
- boost::shared_ptr<Source> ret (new CoreAudioSource (s, node));
- SourceCreated (ret);
- return ret;
+ wait:
+ if (SourceFactory::files_with_peaks.empty()) {
+ SourceFactory::PeaksToBuild->wait (SourceFactory::peak_building_lock);
+ }
+
+ if (SourceFactory::files_with_peaks.empty()) {
+ goto wait;
+ }
+
+ boost::shared_ptr<AudioSource> as (SourceFactory::files_with_peaks.front().lock());
+ SourceFactory::files_with_peaks.pop_front ();
+ SourceFactory::peak_building_lock.unlock ();
- } catch (failed_constructor& err) {
+ if (!as) {
+ continue;
+ }
- try {
- boost::shared_ptr<Source> ret (new CoreAudioSource (node));
- SourceCreated (ret);
- return ret;
- }
+ as->setup_peakfile ();
+ }
+}
+void
+SourceFactory::init ()
+{
+ PeaksToBuild = new Glib::Cond();
- catch (failed_constructor& err) {
- boost::shared_ptr<Source> ret (new SndFileSource (node));
- SourceCreated (ret);
- return ret;
- }
- }
+ for (int n = 0; n < 2; ++n) {
+ Glib::Thread::create (sigc::ptr_fun (::peak_thread_work), false);
+ }
+}
- } else if (type == DataType::MIDI) {
-
- boost::shared_ptr<Source> ret (new SMFSource (node));
- SourceCreated (ret);
- return ret;
+int
+SourceFactory::setup_peakfile (boost::shared_ptr<Source> s, bool async)
+{
+ boost::shared_ptr<AudioSource> as (boost::dynamic_pointer_cast<AudioSource> (s));
+
+ if (as) {
+
+ if (async) {
+
+ Glib::Mutex::Lock lm (peak_building_lock);
+ files_with_peaks.push_back (boost::weak_ptr<AudioSource> (as));
+ PeaksToBuild->broadcast ();
+
+ } else {
+ if (as->setup_peakfile ()) {
+ error << string_compose("SourceFactory: could not set up peakfile for %1", as->name()) << endmsg;
+ return -1;
+ }
+ }
}
-
- return boost::shared_ptr<Source>();
+
+ return 0;
}
-#else
+boost::shared_ptr<Source>
+SourceFactory::createSilent (Session& s, const XMLNode& node, nframes_t nframes, float sr)
+{
+ boost::shared_ptr<Source> ret (new SilentFileSource (s, node, nframes, sr));
+ // no analysis data - the file is non-existent
+ SourceCreated (ret);
+ return ret;
+}
boost::shared_ptr<Source>
-SourceFactory::create (Session& s, const XMLNode& node)
+SourceFactory::create (Session& s, const XMLNode& node, bool defer_peaks)
{
DataType type = DataType::AUDIO;
const XMLProperty* prop = node.property("type");
- if (prop) {
- type = DataType(prop->value());
+
+ if (!prop) {
+ return boost::shared_ptr<Source>();
}
+ type = DataType (prop->value());
+
if (type == DataType::AUDIO) {
-
- if (node.property (X_("destructive")) != 0) {
- boost::shared_ptr<Source> ret (new DestructiveFileSource (s, node));
+ try {
+
+ boost::shared_ptr<Source> ret (new SndFileSource (s, node));
+ if (setup_peakfile (ret, defer_peaks)) {
+ return boost::shared_ptr<Source>();
+ }
+ ret->check_for_analysis_data_on_disk ();
SourceCreated (ret);
return ret;
+ }
+
+ catch (failed_constructor& err) {
- } else {
-
- boost::shared_ptr<Source> ret (new SndFileSource (s, node));
+#ifdef USE_COREAUDIO_FOR_FILES
+
+ /* this is allowed to throw */
+
+ boost::shared_ptr<Source> ret (new CoreAudioSource (s, node));
+
+ if (setup_peakfile (ret, defer_peaks)) {
+ return boost::shared_ptr<Source>();
+ }
+
+ ret->check_for_analysis_data_on_disk ();
SourceCreated (ret);
return ret;
+#else
+ throw; // rethrow
+#endif
}
} else if (type == DataType::MIDI) {
-
boost::shared_ptr<Source> ret (new SMFSource (s, node));
+ ret->check_for_analysis_data_on_disk ();
SourceCreated (ret);
return ret;
-
}
-
- return boost::shared_ptr<Source> ();
-}
-#endif // HAVE_COREAUDIO
+ return boost::shared_ptr<Source>();
+}
-#ifdef HAVE_COREAUDIO
boost::shared_ptr<Source>
-SourceFactory::createReadable (DataType type, Session& s, string idstr, AudioFileSource::Flag flags, bool announce)
+SourceFactory::createReadable (DataType type, Session& s, string path, int chn, AudioFileSource::Flag flags, bool announce, bool defer_peaks)
{
if (type == DataType::AUDIO) {
- if (flags & Destructive) {
- boost::shared_ptr<Source> ret (new DestructiveFileSource (s, idstr, flags));
- if (announce) {
- SourceCreated (ret);
- }
- return ret;
-
+
+ if (!(flags & Destructive)) {
+
try {
- boost::shared_ptr<Source> ret (new CoreAudioSource (s, idstr, flags));
+
+ boost::shared_ptr<Source> ret (new SndFileSource (s, path, chn, flags));
+
+ if (setup_peakfile (ret, defer_peaks)) {
+ return boost::shared_ptr<Source>();
+ }
+
+ ret->check_for_analysis_data_on_disk ();
if (announce) {
SourceCreated (ret);
}
return ret;
-
- } catch (failed_constructor& err) {
- boost::shared_ptr<Source> ret (new SndFileSource (s, idstr, flags));
+ }
+
+ catch (failed_constructor& err) {
+#ifdef USE_COREAUDIO_FOR_FILES
+
+ boost::shared_ptr<Source> ret (new CoreAudioSource (s, path, chn, flags));
+ if (setup_peakfile (ret, defer_peaks)) {
+ return boost::shared_ptr<Source>();
+ }
+ ret->check_for_analysis_data_on_disk ();
if (announce) {
SourceCreated (ret);
}
return ret;
+
+#else
+ throw; // rethrow
+#endif
}
+ } else {
+ // eh?
+ }
+
} else if (type == DataType::MIDI) {
+
+ // FIXME: flags?
+ boost::shared_ptr<Source> ret (new SMFSource (s, path, SMFSource::Flag(0)));
+
+ if (announce) {
+ SourceCreated (ret);
+ }
- boost::shared_ptr<Source> ret (new SMFSource (s, node));
- SourceCreated (ret);
return ret;
}
return boost::shared_ptr<Source>();
}
-#else
-
boost::shared_ptr<Source>
-SourceFactory::createReadable (DataType type, Session& s, string idstr, AudioFileSource::Flag flags, bool announce)
+SourceFactory::createWritable (DataType type, Session& s, std::string path, bool destructive, nframes_t rate, bool announce, bool defer_peaks)
{
- if (type == DataType::AUDIO) {
+ /* this might throw failed_constructor(), which is OK */
- boost::shared_ptr<Source> ret (new SndFileSource (s, idstr, flags));
+ if (type == DataType::AUDIO) {
+ boost::shared_ptr<Source> ret (new SndFileSource
+ (s, path,
+ Config->get_native_file_data_format(),
+ Config->get_native_file_header_format(),
+ rate,
+ (destructive ? AudioFileSource::Flag (SndFileSource::default_writable_flags | AudioFileSource::Destructive) :
+ SndFileSource::default_writable_flags)));
+
+ if (setup_peakfile (ret, defer_peaks)) {
+ return boost::shared_ptr<Source>();
+ }
+
+ // no analysis data - this is a new file
+
if (announce) {
SourceCreated (ret);
}
} else if (type == DataType::MIDI) {
- boost::shared_ptr<Source> ret (new SMFSource (s, idstr, SMFSource::Flag(0))); // FIXME: flags?
+ boost::shared_ptr<Source> ret (new SMFSource (s, path));
+
+ // no analysis data - this is a new file
+
if (announce) {
SourceCreated (ret);
}
return ret;
}
-
- return boost::shared_ptr<Source> ();
-}
-
-#endif // HAVE_COREAUDIO
-
-boost::shared_ptr<Source>
-SourceFactory::createWritable (DataType type, Session& s, std::string path, bool destructive, jack_nframes_t rate, bool announce)
-{
- /* this might throw failed_constructor(), which is OK */
-
- if (type == DataType::AUDIO) {
- if (destructive) {
-
- boost::shared_ptr<Source> ret (new DestructiveFileSource (s, path,
- Config->get_native_file_data_format(),
- Config->get_native_file_header_format(),
- rate));
- if (announce) {
- SourceCreated (ret);
- }
- return ret;
-
- } else {
-
- boost::shared_ptr<Source> ret (new SndFileSource (s, path,
- Config->get_native_file_data_format(),
- Config->get_native_file_header_format(),
- rate));
- if (announce) {
- SourceCreated (ret);
- }
- return ret;
-
- }
-
- } else if (type == DataType::MIDI) {
-
- boost::shared_ptr<Source> ret (new SMFSource (s, path));
- SourceCreated (ret);
- return ret;
-
- }
return boost::shared_ptr<Source> ();
}