13
0
livetrax/gtk2_ardour/editor_export_audio.cc
Sakari Bergen 526a1a71fe Make export type an enum and pass it to the profile manager instead of the xml node name.
Use this to always include the channel configuration name in stem exports.


git-svn-id: svn://localhost/ardour2/branches/3.0@13616 d708f5d6-7413-0410-9779-e7cbd77b26cf
2012-12-07 21:58:33 +00:00

517 lines
12 KiB
C++

/*
Copyright (C) 2001 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.
*/
/* Note: public Editor methods are documented in public_editor.h */
#include <inttypes.h>
#include <unistd.h>
#include <climits>
#include <gtkmm/messagedialog.h>
#include "gtkmm2ext/choice.h"
#include "pbd/pthread_utils.h"
#include "ardour/audio_track.h"
#include "ardour/audiofilesource.h"
#include "ardour/audioplaylist.h"
#include "ardour/audioregion.h"
#include "ardour/chan_count.h"
#include "ardour/midi_region.h"
#include "ardour/session.h"
#include "ardour/session_directory.h"
#include "ardour/source_factory.h"
#include "ardour/types.h"
#include "audio_region_view.h"
#include "audio_time_axis.h"
#include "editor.h"
#include "export_dialog.h"
#include "midi_export_dialog.h"
#include "midi_region_view.h"
#include "public_editor.h"
#include "selection.h"
#include "time_axis_view.h"
#include "i18n.h"
using namespace std;
using namespace ARDOUR;
using namespace PBD;
using namespace Gtk;
void
Editor::export_audio ()
{
ExportDialog dialog (*this, _("Export"), ExportProfileManager::RegularExport);
dialog.set_session (_session);
dialog.run();
}
void
Editor::stem_export ()
{
StemExportDialog dialog (*this);
dialog.set_session (_session);
dialog.run();
}
void
Editor::export_selection ()
{
ExportSelectionDialog dialog (*this);
dialog.set_session (_session);
dialog.run();
}
void
Editor::export_range ()
{
Marker* marker;
if ((marker = reinterpret_cast<Marker *> (marker_menu_item->get_data ("marker"))) == 0) {
fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
/*NOTREACHED*/
}
Location* l;
bool is_start;
if (((l = find_location_from_marker (marker, is_start)) != 0) && (l->end() > l->start())) {
ExportRangeDialog dialog (*this, l->id().to_s());
dialog.set_session (_session);
dialog.run();
}
}
/** Export the first selected region */
void
Editor::export_region ()
{
if (selection->regions.empty()) {
return;
}
boost::shared_ptr<Region> r = selection->regions.front()->region();
boost::shared_ptr<AudioRegion> audio_region = boost::dynamic_pointer_cast<AudioRegion>(r);
boost::shared_ptr<MidiRegion> midi_region = boost::dynamic_pointer_cast<MidiRegion>(r);
if (audio_region) {
RouteTimeAxisView & rtv (dynamic_cast<RouteTimeAxisView &> (selection->regions.front()->get_time_axis_view()));
AudioTrack & track (dynamic_cast<AudioTrack &> (*rtv.route()));
ExportRegionDialog dialog (*this, *(audio_region.get()), track);
dialog.set_session (_session);
dialog.run ();
} else if (midi_region) {
MidiExportDialog dialog (*this, midi_region);
dialog.set_session (_session);
int ret = dialog.run ();
switch (ret) {
case Gtk::RESPONSE_ACCEPT:
break;
default:
return;
}
dialog.hide ();
string path = dialog.get_path ();
if (Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
MessageDialog checker (_("File Exists!"),
true,
Gtk::MESSAGE_WARNING,
Gtk::BUTTONS_NONE);
checker.set_title (_("File Exists!"));
checker.add_button (Stock::CANCEL, RESPONSE_CANCEL);
checker.add_button (_("Overwrite Existing File"), RESPONSE_ACCEPT);
checker.set_default_response (RESPONSE_CANCEL);
checker.set_wmclass (X_("midi_export_file_exists"), PROGRAM_NAME);
checker.set_position (Gtk::WIN_POS_MOUSE);
ret = checker.run ();
switch (ret) {
case Gtk::RESPONSE_ACCEPT:
/* force unlink because the backend code will
go wrong if it tries to open an existing
file for writing.
*/
::unlink (path.c_str());
break;
default:
return;
}
}
(void) midi_region->clone (path);
}
}
int
Editor::write_region_selection (RegionSelection& regions)
{
for (RegionSelection::iterator i = regions.begin(); i != regions.end(); ++i) {
AudioRegionView* arv = dynamic_cast<AudioRegionView*>(*i);
if (arv) {
if (write_region ("", arv->audio_region()) == false)
return -1;
}
MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(*i);
if (mrv) {
warning << "MIDI region export not implemented" << endmsg;
}
}
return 0;
}
void
Editor::bounce_region_selection (bool with_processing)
{
/* no need to check for bounceable() because this operation never puts
* its results back in the playlist (only in the region list).
*/
for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
boost::shared_ptr<Region> region ((*i)->region());
RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&(*i)->get_time_axis_view());
boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (rtv->route());
InterThreadInfo itt;
boost::shared_ptr<Region> r;
if (with_processing) {
r = track->bounce_range (region->position(), region->position() + region->length(), itt, track->main_outs(), false);
} else {
r = track->bounce_range (region->position(), region->position() + region->length(), itt, boost::shared_ptr<Processor>(), false);
}
}
}
bool
Editor::write_region (string path, boost::shared_ptr<AudioRegion> region)
{
boost::shared_ptr<AudioFileSource> fs;
const framepos_t chunk_size = 4096;
framepos_t to_read;
Sample buf[chunk_size];
gain_t gain_buffer[chunk_size];
framepos_t pos;
char s[PATH_MAX+1];
uint32_t cnt;
vector<boost::shared_ptr<AudioFileSource> > sources;
uint32_t nchans;
const string sound_directory = _session->session_directory().sound_path();
nchans = region->n_channels();
/* don't do duplicate of the entire source if that's what is going on here */
if (region->start() == 0 && region->length() == region->source_length(0)) {
/* XXX should link(2) to create a new inode with "path" */
return true;
}
if (path.length() == 0) {
for (uint32_t n=0; n < nchans; ++n) {
for (cnt = 0; cnt < 999999; ++cnt) {
if (nchans == 1) {
snprintf (s, sizeof(s), "%s/%s_%" PRIu32 ".wav", sound_directory.c_str(),
legalize_for_path(region->name()).c_str(), cnt);
}
else {
snprintf (s, sizeof(s), "%s/%s_%" PRIu32 "-%" PRId32 ".wav", sound_directory.c_str(),
legalize_for_path(region->name()).c_str(), cnt, n);
}
path = s;
if (!Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
break;
}
}
if (cnt == 999999) {
error << "" << endmsg;
goto error_out;
}
try {
fs = boost::dynamic_pointer_cast<AudioFileSource> (
SourceFactory::createWritable (DataType::AUDIO, *_session,
path, string(), true,
false, _session->frame_rate()));
}
catch (failed_constructor& err) {
goto error_out;
}
sources.push_back (fs);
}
}
else {
/* TODO: make filesources based on passed path */
}
to_read = region->length();
pos = region->position();
while (to_read) {
framepos_t this_time;
this_time = min (to_read, chunk_size);
for (vector<boost::shared_ptr<AudioFileSource> >::iterator src=sources.begin(); src != sources.end(); ++src) {
fs = (*src);
if (region->read_at (buf, buf, gain_buffer, pos, this_time) != this_time) {
break;
}
if (fs->write (buf, this_time) != this_time) {
error << "" << endmsg;
goto error_out;
}
}
to_read -= this_time;
pos += this_time;
}
time_t tnow;
struct tm* now;
time (&tnow);
now = localtime (&tnow);
for (vector<boost::shared_ptr<AudioFileSource> >::iterator src = sources.begin(); src != sources.end(); ++src) {
(*src)->update_header (0, *now, tnow);
(*src)->mark_immutable ();
}
return true;
error_out:
for (vector<boost::shared_ptr<AudioFileSource> >::iterator i = sources.begin(); i != sources.end(); ++i) {
(*i)->mark_for_remove ();
}
return 0;
}
int
Editor::write_audio_selection (TimeSelection& ts)
{
int ret = 0;
if (selection->tracks.empty()) {
return 0;
}
for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
AudioTimeAxisView* atv;
if ((atv = dynamic_cast<AudioTimeAxisView*>(*i)) == 0) {
continue;
}
if (atv->is_audio_track()) {
boost::shared_ptr<AudioPlaylist> playlist = boost::dynamic_pointer_cast<AudioPlaylist>(atv->track()->playlist());
if (playlist && write_audio_range (*playlist, atv->track()->n_channels(), ts) == 0) {
ret = -1;
break;
}
}
}
return ret;
}
bool
Editor::write_audio_range (AudioPlaylist& playlist, const ChanCount& count, list<AudioRange>& range)
{
boost::shared_ptr<AudioFileSource> fs;
const framepos_t chunk_size = 4096;
framepos_t nframes;
Sample buf[chunk_size];
gain_t gain_buffer[chunk_size];
framepos_t pos;
char s[PATH_MAX+1];
uint32_t cnt;
string path;
vector<boost::shared_ptr<AudioFileSource> > sources;
const string sound_directory = _session->session_directory().sound_path();
uint32_t channels = count.n_audio();
for (uint32_t n=0; n < channels; ++n) {
for (cnt = 0; cnt < 999999; ++cnt) {
if (channels == 1) {
snprintf (s, sizeof(s), "%s/%s_%" PRIu32 ".wav", sound_directory.c_str(),
legalize_for_path(playlist.name()).c_str(), cnt);
}
else {
snprintf (s, sizeof(s), "%s/%s_%" PRIu32 "-%" PRId32 ".wav", sound_directory.c_str(),
legalize_for_path(playlist.name()).c_str(), cnt, n);
}
if (!Glib::file_test (s, Glib::FILE_TEST_EXISTS)) {
break;
}
}
if (cnt == 999999) {
error << "" << endmsg;
goto error_out;
}
path = s;
try {
fs = boost::dynamic_pointer_cast<AudioFileSource> (
SourceFactory::createWritable (DataType::AUDIO, *_session,
path, string(), true,
false, _session->frame_rate()));
}
catch (failed_constructor& err) {
goto error_out;
}
sources.push_back (fs);
}
for (list<AudioRange>::iterator i = range.begin(); i != range.end();) {
nframes = (*i).length();
pos = (*i).start;
while (nframes) {
framepos_t this_time;
this_time = min (nframes, chunk_size);
for (uint32_t n=0; n < channels; ++n) {
fs = sources[n];
if (playlist.read (buf, buf, gain_buffer, pos, this_time, n) != this_time) {
break;
}
if (fs->write (buf, this_time) != this_time) {
goto error_out;
}
}
nframes -= this_time;
pos += this_time;
}
list<AudioRange>::iterator tmp = i;
++tmp;
if (tmp != range.end()) {
/* fill gaps with silence */
nframes = (*tmp).start - (*i).end;
while (nframes) {
framepos_t this_time = min (nframes, chunk_size);
memset (buf, 0, sizeof (Sample) * this_time);
for (uint32_t n=0; n < channels; ++n) {
fs = sources[n];
if (fs->write (buf, this_time) != this_time) {
goto error_out;
}
}
nframes -= this_time;
}
}
i = tmp;
}
time_t tnow;
struct tm* now;
time (&tnow);
now = localtime (&tnow);
for (vector<boost::shared_ptr<AudioFileSource> >::iterator s = sources.begin(); s != sources.end(); ++s) {
(*s)->update_header (0, *now, tnow);
(*s)->mark_immutable ();
// do we need to ref it again?
}
return true;
error_out:
/* unref created files */
for (vector<boost::shared_ptr<AudioFileSource> >::iterator i = sources.begin(); i != sources.end(); ++i) {
(*i)->mark_for_remove ();
}
return false;
}
void
Editor::write_selection ()
{
if (!selection->time.empty()) {
write_audio_selection (selection->time);
} else if (!selection->regions.empty()) {
write_region_selection (selection->regions);
}
}