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  • Committer: Package Import Robot
  • Author(s): Felipe Sateler
  • Date: 2013-09-21 19:05:02 UTC
  • Revision ID: package-import@ubuntu.com-20130921190502-8gsftrku6jnzhd7v
Tags: upstream-3.4~dfsg
Import upstream version 3.4~dfsg

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gtk2_ardour/editor_export_audio.cc
 
1
/*
 
2
    Copyright (C) 2001 Paul Davis
 
3
 
 
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.
 
8
 
 
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.
 
13
 
 
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.
 
17
 
 
18
*/
 
19
 
 
20
/* Note: public Editor methods are documented in public_editor.h */
 
21
 
 
22
#include <inttypes.h>
 
23
#include <unistd.h>
 
24
#include <climits>
 
25
 
 
26
#include <gtkmm/messagedialog.h>
 
27
 
 
28
#include "gtkmm2ext/choice.h"
 
29
 
 
30
#include "pbd/pthread_utils.h"
 
31
 
 
32
#include "ardour/audio_track.h"
 
33
#include "ardour/audiofilesource.h"
 
34
#include "ardour/audioplaylist.h"
 
35
#include "ardour/audioregion.h"
 
36
#include "ardour/chan_count.h"
 
37
#include "ardour/midi_region.h"
 
38
#include "ardour/session.h"
 
39
#include "ardour/session_directory.h"
 
40
#include "ardour/source_factory.h"
 
41
#include "ardour/types.h"
 
42
 
 
43
#include "audio_region_view.h"
 
44
#include "audio_time_axis.h"
 
45
#include "editor.h"
 
46
#include "export_dialog.h"
 
47
#include "midi_export_dialog.h"
 
48
#include "midi_region_view.h"
 
49
#include "public_editor.h"
 
50
#include "selection.h"
 
51
#include "time_axis_view.h"
 
52
 
 
53
#include "i18n.h"
 
54
 
 
55
using namespace std;
 
56
using namespace ARDOUR;
 
57
using namespace PBD;
 
58
using namespace Gtk;
 
59
 
 
60
void
 
61
Editor::export_audio ()
 
62
{
 
63
        ExportDialog dialog (*this, _("Export"), ExportProfileManager::RegularExport);
 
64
        dialog.set_session (_session);
 
65
        dialog.run();
 
66
}
 
67
 
 
68
void
 
69
Editor::stem_export ()
 
70
{
 
71
        StemExportDialog dialog (*this);
 
72
        dialog.set_session (_session);
 
73
        dialog.run();
 
74
}
 
75
 
 
76
void
 
77
Editor::export_selection ()
 
78
{
 
79
        ExportSelectionDialog dialog (*this);
 
80
        dialog.set_session (_session);
 
81
        dialog.run();
 
82
}
 
83
 
 
84
void
 
85
Editor::export_range ()
 
86
{
 
87
        Marker* marker;
 
88
 
 
89
        if ((marker = reinterpret_cast<Marker *> (marker_menu_item->get_data ("marker"))) == 0) {
 
90
                fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
 
91
                /*NOTREACHED*/
 
92
        }
 
93
 
 
94
        Location* l;
 
95
        bool is_start;
 
96
 
 
97
        if (((l = find_location_from_marker (marker, is_start)) != 0) && (l->end() > l->start())) {
 
98
                ExportRangeDialog dialog (*this, l->id().to_s());
 
99
                dialog.set_session (_session);
 
100
                dialog.run();
 
101
        }
 
102
}
 
103
 
 
104
/** Export the first selected region */
 
105
void
 
106
Editor::export_region ()
 
107
{
 
108
        if (selection->regions.empty()) {
 
109
                return;
 
110
        }
 
111
 
 
112
        boost::shared_ptr<Region> r = selection->regions.front()->region();
 
113
        boost::shared_ptr<AudioRegion> audio_region = boost::dynamic_pointer_cast<AudioRegion>(r);
 
114
        boost::shared_ptr<MidiRegion> midi_region = boost::dynamic_pointer_cast<MidiRegion>(r);
 
115
        
 
116
        if (audio_region) {
 
117
                
 
118
                RouteTimeAxisView & rtv (dynamic_cast<RouteTimeAxisView &> (selection->regions.front()->get_time_axis_view()));
 
119
                AudioTrack & track (dynamic_cast<AudioTrack &> (*rtv.route()));
 
120
                
 
121
                ExportRegionDialog dialog (*this, *(audio_region.get()), track);
 
122
                dialog.set_session (_session);
 
123
                dialog.run ();
 
124
                
 
125
        } else if (midi_region) {
 
126
 
 
127
                MidiExportDialog dialog (*this, midi_region);
 
128
                dialog.set_session (_session);
 
129
                int ret = dialog.run ();
 
130
                switch (ret) {
 
131
                case Gtk::RESPONSE_ACCEPT:
 
132
                        break;
 
133
                default:
 
134
                        return;
 
135
                }
 
136
 
 
137
                dialog.hide ();
 
138
 
 
139
                string path = dialog.get_path ();
 
140
 
 
141
                if (Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
 
142
 
 
143
                        MessageDialog checker (_("File Exists!"),
 
144
                                               true,
 
145
                                               Gtk::MESSAGE_WARNING,
 
146
                                               Gtk::BUTTONS_NONE);
 
147
                        
 
148
                        checker.set_title (_("File Exists!"));
 
149
 
 
150
                        checker.add_button (Stock::CANCEL, RESPONSE_CANCEL);
 
151
                        checker.add_button (_("Overwrite Existing File"), RESPONSE_ACCEPT);
 
152
                        checker.set_default_response (RESPONSE_CANCEL);
 
153
                        
 
154
                        checker.set_wmclass (X_("midi_export_file_exists"), PROGRAM_NAME);
 
155
                        checker.set_position (Gtk::WIN_POS_MOUSE);
 
156
 
 
157
                        ret = checker.run ();
 
158
 
 
159
                        switch (ret) {
 
160
                        case Gtk::RESPONSE_ACCEPT:
 
161
                                /* force unlink because the backend code will
 
162
                                   go wrong if it tries to open an existing
 
163
                                   file for writing.
 
164
                                */
 
165
                                ::unlink (path.c_str());
 
166
                                break;
 
167
                        default:
 
168
                                return;
 
169
                        }
 
170
                        
 
171
                }
 
172
 
 
173
                (void) midi_region->clone (path);
 
174
        }
 
175
}
 
176
 
 
177
int
 
178
Editor::write_region_selection (RegionSelection& regions)
 
179
{
 
180
        for (RegionSelection::iterator i = regions.begin(); i != regions.end(); ++i) {
 
181
                AudioRegionView* arv = dynamic_cast<AudioRegionView*>(*i);
 
182
                if (arv) {
 
183
                        if (write_region ("", arv->audio_region()) == false)
 
184
                                return -1;
 
185
                }
 
186
 
 
187
                MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(*i);
 
188
                if (mrv) {
 
189
                        warning << "MIDI region export not implemented" << endmsg;
 
190
                }
 
191
        }
 
192
 
 
193
        return 0;
 
194
}
 
195
 
 
196
void
 
197
Editor::bounce_region_selection (bool with_processing)
 
198
{
 
199
        /* no need to check for bounceable() because this operation never puts
 
200
         * its results back in the playlist (only in the region list).
 
201
         */
 
202
 
 
203
        for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
 
204
 
 
205
                boost::shared_ptr<Region> region ((*i)->region());
 
206
                RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&(*i)->get_time_axis_view());
 
207
                boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (rtv->route());
 
208
 
 
209
                InterThreadInfo itt;
 
210
 
 
211
                boost::shared_ptr<Region> r;
 
212
 
 
213
                if (with_processing) {
 
214
                        r = track->bounce_range (region->position(), region->position() + region->length(), itt, track->main_outs(), false);
 
215
                } else {
 
216
                        r = track->bounce_range (region->position(), region->position() + region->length(), itt, boost::shared_ptr<Processor>(), false);
 
217
                }
 
218
        }
 
219
}
 
220
 
 
221
bool
 
222
Editor::write_region (string path, boost::shared_ptr<AudioRegion> region)
 
223
{
 
224
        boost::shared_ptr<AudioFileSource> fs;
 
225
        const framepos_t chunk_size = 4096;
 
226
        framepos_t to_read;
 
227
        Sample buf[chunk_size];
 
228
        gain_t gain_buffer[chunk_size];
 
229
        framepos_t pos;
 
230
        char s[PATH_MAX+1];
 
231
        uint32_t cnt;
 
232
        vector<boost::shared_ptr<AudioFileSource> > sources;
 
233
        uint32_t nchans;
 
234
 
 
235
        const string sound_directory = _session->session_directory().sound_path();
 
236
 
 
237
        nchans = region->n_channels();
 
238
 
 
239
        /* don't do duplicate of the entire source if that's what is going on here */
 
240
 
 
241
        if (region->start() == 0 && region->length() == region->source_length(0)) {
 
242
                /* XXX should link(2) to create a new inode with "path" */
 
243
                return true;
 
244
        }
 
245
 
 
246
        if (path.length() == 0) {
 
247
 
 
248
                for (uint32_t n=0; n < nchans; ++n) {
 
249
 
 
250
                        for (cnt = 0; cnt < 999999; ++cnt) {
 
251
                                if (nchans == 1) {
 
252
                                        snprintf (s, sizeof(s), "%s/%s_%" PRIu32 ".wav", sound_directory.c_str(),
 
253
                                                  legalize_for_path(region->name()).c_str(), cnt);
 
254
                                }
 
255
                                else {
 
256
                                        snprintf (s, sizeof(s), "%s/%s_%" PRIu32 "-%" PRId32 ".wav", sound_directory.c_str(),
 
257
                                                  legalize_for_path(region->name()).c_str(), cnt, n);
 
258
                                }
 
259
 
 
260
                                path = s;
 
261
 
 
262
                                if (!Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
 
263
                                        break;
 
264
                                }
 
265
                        }
 
266
 
 
267
                        if (cnt == 999999) {
 
268
                                error << "" << endmsg;
 
269
                                goto error_out;
 
270
                        }
 
271
 
 
272
 
 
273
 
 
274
                        try {
 
275
                                fs = boost::dynamic_pointer_cast<AudioFileSource> (
 
276
                                        SourceFactory::createWritable (DataType::AUDIO, *_session,
 
277
                                                                       path, true,
 
278
                                                                       false, _session->frame_rate()));
 
279
                        }
 
280
 
 
281
                        catch (failed_constructor& err) {
 
282
                                goto error_out;
 
283
                        }
 
284
 
 
285
                        sources.push_back (fs);
 
286
                }
 
287
        }
 
288
        else {
 
289
                /* TODO: make filesources based on passed path */
 
290
 
 
291
        }
 
292
 
 
293
        to_read = region->length();
 
294
        pos = region->position();
 
295
 
 
296
        while (to_read) {
 
297
                framepos_t this_time;
 
298
 
 
299
                this_time = min (to_read, chunk_size);
 
300
 
 
301
                for (vector<boost::shared_ptr<AudioFileSource> >::iterator src=sources.begin(); src != sources.end(); ++src) {
 
302
 
 
303
                        fs = (*src);
 
304
 
 
305
                        if (region->read_at (buf, buf, gain_buffer, pos, this_time) != this_time) {
 
306
                                break;
 
307
                        }
 
308
 
 
309
                        if (fs->write (buf, this_time) != this_time) {
 
310
                                error << "" << endmsg;
 
311
                                goto error_out;
 
312
                        }
 
313
                }
 
314
 
 
315
                to_read -= this_time;
 
316
                pos += this_time;
 
317
        }
 
318
 
 
319
        time_t tnow;
 
320
        struct tm* now;
 
321
        time (&tnow);
 
322
        now = localtime (&tnow);
 
323
 
 
324
        for (vector<boost::shared_ptr<AudioFileSource> >::iterator src = sources.begin(); src != sources.end(); ++src) {
 
325
                (*src)->update_header (0, *now, tnow);
 
326
                (*src)->mark_immutable ();
 
327
        }
 
328
 
 
329
        return true;
 
330
 
 
331
error_out:
 
332
 
 
333
        for (vector<boost::shared_ptr<AudioFileSource> >::iterator i = sources.begin(); i != sources.end(); ++i) {
 
334
                (*i)->mark_for_remove ();
 
335
        }
 
336
 
 
337
        return 0;
 
338
}
 
339
 
 
340
int
 
341
Editor::write_audio_selection (TimeSelection& ts)
 
342
{
 
343
        int ret = 0;
 
344
 
 
345
        if (selection->tracks.empty()) {
 
346
                return 0;
 
347
        }
 
348
 
 
349
        for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
 
350
 
 
351
                AudioTimeAxisView* atv;
 
352
 
 
353
                if ((atv = dynamic_cast<AudioTimeAxisView*>(*i)) == 0) {
 
354
                        continue;
 
355
                }
 
356
 
 
357
                if (atv->is_audio_track()) {
 
358
 
 
359
                        boost::shared_ptr<AudioPlaylist> playlist = boost::dynamic_pointer_cast<AudioPlaylist>(atv->track()->playlist());
 
360
 
 
361
                        if (playlist && write_audio_range (*playlist, atv->track()->n_channels(), ts) == 0) {
 
362
                                ret = -1;
 
363
                                break;
 
364
                        }
 
365
                }
 
366
        }
 
367
 
 
368
        return ret;
 
369
}
 
370
 
 
371
bool
 
372
Editor::write_audio_range (AudioPlaylist& playlist, const ChanCount& count, list<AudioRange>& range)
 
373
{
 
374
        boost::shared_ptr<AudioFileSource> fs;
 
375
        const framepos_t chunk_size = 4096;
 
376
        framepos_t nframes;
 
377
        Sample buf[chunk_size];
 
378
        gain_t gain_buffer[chunk_size];
 
379
        framepos_t pos;
 
380
        char s[PATH_MAX+1];
 
381
        uint32_t cnt;
 
382
        string path;
 
383
        vector<boost::shared_ptr<AudioFileSource> > sources;
 
384
 
 
385
        const string sound_directory = _session->session_directory().sound_path();
 
386
 
 
387
        uint32_t channels = count.n_audio();
 
388
 
 
389
        for (uint32_t n=0; n < channels; ++n) {
 
390
 
 
391
                for (cnt = 0; cnt < 999999; ++cnt) {
 
392
                        if (channels == 1) {
 
393
                                snprintf (s, sizeof(s), "%s/%s_%" PRIu32 ".wav", sound_directory.c_str(),
 
394
                                          legalize_for_path(playlist.name()).c_str(), cnt);
 
395
                        }
 
396
                        else {
 
397
                                snprintf (s, sizeof(s), "%s/%s_%" PRIu32 "-%" PRId32 ".wav", sound_directory.c_str(),
 
398
                                          legalize_for_path(playlist.name()).c_str(), cnt, n);
 
399
                        }
 
400
 
 
401
                        if (!Glib::file_test (s, Glib::FILE_TEST_EXISTS)) {
 
402
                                break;
 
403
                        }
 
404
                }
 
405
 
 
406
                if (cnt == 999999) {
 
407
                        error << "" << endmsg;
 
408
                        goto error_out;
 
409
                }
 
410
 
 
411
                path = s;
 
412
 
 
413
                try {
 
414
                        fs = boost::dynamic_pointer_cast<AudioFileSource> (
 
415
                                SourceFactory::createWritable (DataType::AUDIO, *_session,
 
416
                                                               path, true,
 
417
                                                               false, _session->frame_rate()));
 
418
                }
 
419
 
 
420
                catch (failed_constructor& err) {
 
421
                        goto error_out;
 
422
                }
 
423
 
 
424
                sources.push_back (fs);
 
425
 
 
426
        }
 
427
 
 
428
 
 
429
        for (list<AudioRange>::iterator i = range.begin(); i != range.end();) {
 
430
 
 
431
                nframes = (*i).length();
 
432
                pos = (*i).start;
 
433
 
 
434
                while (nframes) {
 
435
                        framepos_t this_time;
 
436
 
 
437
                        this_time = min (nframes, chunk_size);
 
438
 
 
439
                        for (uint32_t n=0; n < channels; ++n) {
 
440
 
 
441
                                fs = sources[n];
 
442
 
 
443
                                if (playlist.read (buf, buf, gain_buffer, pos, this_time, n) != this_time) {
 
444
                                        break;
 
445
                                }
 
446
 
 
447
                                if (fs->write (buf, this_time) != this_time) {
 
448
                                        goto error_out;
 
449
                                }
 
450
                        }
 
451
 
 
452
                        nframes -= this_time;
 
453
                        pos += this_time;
 
454
                }
 
455
 
 
456
                list<AudioRange>::iterator tmp = i;
 
457
                ++tmp;
 
458
 
 
459
                if (tmp != range.end()) {
 
460
 
 
461
                        /* fill gaps with silence */
 
462
 
 
463
                        nframes = (*tmp).start - (*i).end;
 
464
 
 
465
                        while (nframes) {
 
466
 
 
467
                                framepos_t this_time = min (nframes, chunk_size);
 
468
                                memset (buf, 0, sizeof (Sample) * this_time);
 
469
 
 
470
                                for (uint32_t n=0; n < channels; ++n) {
 
471
 
 
472
                                        fs = sources[n];
 
473
                                        if (fs->write (buf, this_time) != this_time) {
 
474
                                                goto error_out;
 
475
                                        }
 
476
                                }
 
477
 
 
478
                                nframes -= this_time;
 
479
                        }
 
480
                }
 
481
 
 
482
                i = tmp;
 
483
        }
 
484
 
 
485
        time_t tnow;
 
486
        struct tm* now;
 
487
        time (&tnow);
 
488
        now = localtime (&tnow);
 
489
 
 
490
        for (vector<boost::shared_ptr<AudioFileSource> >::iterator s = sources.begin(); s != sources.end(); ++s) {
 
491
                (*s)->update_header (0, *now, tnow);
 
492
                (*s)->mark_immutable ();
 
493
                // do we need to ref it again?
 
494
        }
 
495
 
 
496
        return true;
 
497
 
 
498
error_out:
 
499
        /* unref created files */
 
500
 
 
501
        for (vector<boost::shared_ptr<AudioFileSource> >::iterator i = sources.begin(); i != sources.end(); ++i) {
 
502
                (*i)->mark_for_remove ();
 
503
        }
 
504
 
 
505
        return false;
 
506
}
 
507
 
 
508
void
 
509
Editor::write_selection ()
 
510
{
 
511
        if (!selection->time.empty()) {
 
512
                write_audio_selection (selection->time);
 
513
        } else if (!selection->regions.empty()) {
 
514
                write_region_selection (selection->regions);
 
515
        }
 
516
}