*/
-#include <ardour/export_channel.h>
+#include "ardour/audio_buffer.h"
+#include "ardour/audio_port.h"
+#include "ardour/audio_track.h"
+#include "ardour/audioengine.h"
+#include "ardour/audioregion.h"
+#include "ardour/capturing_processor.h"
+#include "ardour/export_channel.h"
+#include "ardour/export_failed.h"
+#include "ardour/session.h"
-#include <ardour/export_failed.h>
-#include <ardour/audioengine.h>
-#include <ardour/audio_port.h>
-#include <ardour/audio_buffer.h>
+#include "pbd/error.h"
+
+#include "i18n.h"
using namespace ARDOUR;
+PortExportChannel::PortExportChannel ()
+ : buffer_size(0)
+{
+}
+
+void PortExportChannel::set_max_buffer_size(framecnt_t frames)
+{
+ buffer_size = frames;
+ buffer.reset (new Sample[frames]);
+}
+
bool
PortExportChannel::operator< (ExportChannel const & other) const
{
}
void
-PortExportChannel::read (Sample * data, nframes_t frames) const
+PortExportChannel::read (Sample const *& data, framecnt_t frames) const
{
- memset (data, 0, frames * sizeof (float));
+ assert(buffer);
+ assert(frames <= buffer_size);
+
+ if (ports.size() == 1) {
+ boost::shared_ptr<AudioPort> p = ports.begin()->lock ();
+ data = p->get_audio_buffer(frames).data();
+ return;
+ }
+
+ memset (buffer.get(), 0, frames * sizeof (Sample));
for (PortSet::const_iterator it = ports.begin(); it != ports.end(); ++it) {
- if (*it != 0) {
- Sample* port_buffer = (*it)->get_audio_buffer(frames, 0).data();
-
+ boost::shared_ptr<AudioPort> p = it->lock ();
+ if (p) {
+ Sample* port_buffer = p->get_audio_buffer(frames).data();
+
for (uint32_t i = 0; i < frames; ++i) {
- data[i] += (float) port_buffer[i];
+ buffer[i] += (float) port_buffer[i];
}
}
}
+
+ data = buffer.get();
}
void
{
XMLNode * port_node;
for (PortSet::const_iterator it = ports.begin(); it != ports.end(); ++it) {
- if ((port_node = node->add_child ("Port"))) {
- port_node->add_property ("name", (*it)->name());
+ boost::shared_ptr<Port> p = it->lock ();
+ if (p && (port_node = node->add_child ("Port"))) {
+ port_node->add_property ("name", p->name());
}
}
}
XMLNodeList xml_ports = node->children ("Port");
for (XMLNodeList::iterator it = xml_ports.begin(); it != xml_ports.end(); ++it) {
if ((prop = (*it)->property ("name"))) {
- ports.insert (dynamic_cast<AudioPort *> (session.engine().get_port_by_name (prop->value())));
+ std::string const & name = prop->value();
+ boost::shared_ptr<AudioPort> port = boost::dynamic_pointer_cast<AudioPort> (session.engine().get_port_by_name (name));
+ if (port) {
+ ports.insert (port);
+ } else {
+ PBD::warning << string_compose (_("Could not get port for export channel \"%1\", dropping the channel"), name) << endmsg;
+ }
}
}
}
-RegionExportChannelFactory::RegionExportChannelFactory (Session * session, AudioRegion const & region, AudioTrack & track, Type type) :
- region (region),
- track (track),
- type (type),
- frames_per_cycle (session->engine().frames_per_cycle ()),
- buffers_up_to_date (false),
- region_start (region.position()),
- position (region_start),
-
- mixdown_buffer (0),
- gain_buffer (0)
+RegionExportChannelFactory::RegionExportChannelFactory (Session * session, AudioRegion const & region, AudioTrack & track, Type type)
+ : region (region)
+ , track (track)
+ , type (type)
+ , frames_per_cycle (session->engine().samples_per_cycle ())
+ , buffers_up_to_date (false)
+ , region_start (region.position())
+ , position (region_start)
{
switch (type) {
case Raw:
break;
case Fades:
n_channels = region.n_channels();
-
- mixdown_buffer = new Sample [frames_per_cycle];
- gain_buffer = new Sample [frames_per_cycle];
- memset (gain_buffer, 1.0, sizeof (Sample) * frames_per_cycle);
-
+
+ mixdown_buffer.reset (new Sample [frames_per_cycle]);
+ gain_buffer.reset (new Sample [frames_per_cycle]);
+ std::fill_n (gain_buffer.get(), frames_per_cycle, Sample (1.0));
+
break;
case Processed:
n_channels = track.n_outputs().n_audio();
default:
throw ExportFailed ("Unhandled type in ExportChannelFactory constructor");
}
-
- session->ProcessExport.connect (sigc::hide (sigc::mem_fun (*this, &RegionExportChannelFactory::new_cycle_started)));
-
- buffers.set_count (ChanCount (DataType::AUDIO, n_channels));
+
+ session->ProcessExport.connect_same_thread (export_connection, boost::bind (&RegionExportChannelFactory::new_cycle_started, this, _1));
+
buffers.ensure_buffers (DataType::AUDIO, n_channels, frames_per_cycle);
+ buffers.set_count (ChanCount (DataType::AUDIO, n_channels));
}
RegionExportChannelFactory::~RegionExportChannelFactory ()
{
- delete[] mixdown_buffer;
- delete[] gain_buffer;
}
ExportChannelPtr
}
void
-RegionExportChannelFactory::read (uint32_t channel, Sample * data, nframes_t frames_to_read)
+RegionExportChannelFactory::read (uint32_t channel, Sample const *& data, framecnt_t frames_to_read)
{
assert (channel < n_channels);
assert (frames_to_read <= frames_per_cycle);
-
+
if (!buffers_up_to_date) {
update_buffers(frames_to_read);
buffers_up_to_date = true;
}
-
- memcpy (data, buffers.get_audio (channel).data(), frames_to_read * sizeof (Sample));
+
+ data = buffers.get_audio (channel).data();
}
void
-RegionExportChannelFactory::update_buffers (nframes_t frames)
+RegionExportChannelFactory::update_buffers (framecnt_t frames)
{
assert (frames <= frames_per_cycle);
case Fades:
assert (mixdown_buffer && gain_buffer);
for (size_t channel = 0; channel < n_channels; ++channel) {
- memset (mixdown_buffer, 0, sizeof (Sample) * frames);
- region.read_at (buffers.get_audio (channel).data(), mixdown_buffer, gain_buffer, position, frames, channel);
+ memset (mixdown_buffer.get(), 0, sizeof (Sample) * frames);
+ region.read_at (buffers.get_audio (channel).data(), mixdown_buffer.get(), gain_buffer.get(), position, frames, channel);
}
break;
- case Processed:
- track.export_stuff (buffers, position, frames);
+ case Processed:
+ track.export_stuff (buffers, position, frames, track.main_outs(), true, true);
break;
- default:
+ default:
throw ExportFailed ("Unhandled type in ExportChannelFactory::update_buffers");
}
-
+
position += frames;
}
+
+
+RouteExportChannel::RouteExportChannel(boost::shared_ptr<CapturingProcessor> processor, size_t channel,
+ boost::shared_ptr<ProcessorRemover> remover)
+ : processor (processor)
+ , channel (channel)
+ , remover (remover)
+{
+}
+
+RouteExportChannel::~RouteExportChannel()
+{
+}
+
+void
+RouteExportChannel::create_from_route(std::list<ExportChannelPtr> & result, boost::shared_ptr<Route> route)
+{
+ boost::shared_ptr<CapturingProcessor> processor = route->add_export_point();
+ uint32_t channels = processor->input_streams().n_audio();
+
+ boost::shared_ptr<ProcessorRemover> remover (new ProcessorRemover (route, processor));
+ result.clear();
+ for (uint32_t i = 0; i < channels; ++i) {
+ result.push_back (ExportChannelPtr (new RouteExportChannel (processor, i, remover)));
+ }
+}
+
+void
+RouteExportChannel::set_max_buffer_size(framecnt_t frames)
+{
+ if (processor) {
+ processor->set_block_size (frames);
+ }
+}
+
+void
+RouteExportChannel::read (Sample const *& data, framecnt_t frames) const
+{
+ assert(processor);
+ AudioBuffer const & buffer = processor->get_capture_buffers().get_audio (channel);
+#ifndef NDEBUG
+ (void) frames;
+#else
+ assert (frames <= (framecnt_t) buffer.capacity());
+#endif
+ data = buffer.data();
+}
+
+void
+RouteExportChannel::get_state (XMLNode *) const
+{
+ // TODO
+}
+
+void
+RouteExportChannel::set_state (XMLNode *, Session &)
+{
+ // TODO
+}
+
+bool
+RouteExportChannel::operator< (ExportChannel const & other) const
+{
+ RouteExportChannel const * rec;
+ if ((rec = dynamic_cast<RouteExportChannel const *>(&other)) == 0) {
+ return this < &other;
+ }
+
+ if (processor.get() == rec->processor.get()) {
+ return channel < rec->channel;
+ }
+ return processor.get() < rec->processor.get();
+}
+
+RouteExportChannel::ProcessorRemover::~ProcessorRemover()
+{
+ route->remove_processor (processor);
+}