gtk2_ardour/video_timeline.cc

   1 /*
   2     Copyright (C) 2010 Paul Davis
   3     Author: Robin Gareus <robin@gareus.org>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18
  19 */
  20 #ifdef WITH_VIDEOTIMELINE
  21
  22 #include <sigc++/bind.h>
  23 #include "ardour/tempo.h"
  24
  25 #include "pbd/file_utils.h"
  26 #include "ardour/session_directory.h"
  27
  28 #include "ardour_ui.h"
  29 #include "public_editor.h"
  30 #include "gui_thread.h"
  31 #include "utils.h"
  32 #include "canvas_impl.h"
  33 #include "simpleline.h"
  34 #include "utils_videotl.h"
  35 #include "rgb_macros.h"
  36 #include "video_timeline.h"
  37
  38 #include <gtkmm2ext/utils.h>
  39 #include <pthread.h>
  40 #include <curl/curl.h>
  41
  42 #include "i18n.h"
  43
  44 using namespace std;
  45 using namespace ARDOUR;
  46 using namespace PBD;
  47 using namespace Timecode;
  48
  49
  50 VideoTimeLine::VideoTimeLine (PublicEditor *ed, ArdourCanvas::Group *vbg, int initial_height)
  51         : editor (ed)
  52                 , videotl_bar_group(vbg)
  53                 , bar_height(initial_height)
  54 {
  55         video_start_offset = 0L;
  56         video_offset = 0L;
  57         video_offset_p = 0L;
  58         video_duration = 0L;
  59         auto_set_session_fps = false;
  60         video_offset_lock = false;
  61         video_aspect_ratio = 4.0/3.0;
  62         open_video_monitor_dialog = 0;
  63         Config->ParameterChanged.connect (*this, invalidator (*this), ui_bind (&VideoTimeLine::parameter_changed, this, _1), gui_context());
  64         video_server_url = Config->get_video_server_url();
  65         server_docroot   = Config->get_video_server_docroot();
  66         video_filename = "";
  67         local_file = true;
  68         video_file_fps = 25.0;
  69         flush_frames = false;
  70         vmonitor=0;
  71         reopen_vmonitor=false;
  72         find_xjadeo();
  73
  74         VtlUpdate.connect (*this, invalidator (*this), boost::bind (&PublicEditor::queue_visual_videotimeline_update, editor), gui_context());
  75         GuiUpdate.connect (*this, invalidator (*this), boost::bind (&VideoTimeLine::gui_update, this, _1), gui_context());
  76 }
  77
  78 VideoTimeLine::~VideoTimeLine ()
  79 {
  80         close_session();
  81 }
  82
  83 /* close and save settings */
  84 void
  85 VideoTimeLine::save_session ()
  86 {
  87         if (!_session) {
  88                 return;
  89         }
  90
  91         LocaleGuard lg (X_("POSIX"));
  92
  93         bool is_dirty = false;
  94
  95         XMLNode* prev = _session->extra_xml (X_("Videomonitor"));
  96
  97         /* remember if vmonitor was open.. */
  98         XMLNode* node = new XMLNode(X_("Videomonitor"));
  99
 100         node->add_property (X_("active"), (vmonitor && vmonitor->is_started())?"yes":"no");
 101         if (!prev || !(prev->property (X_("active")) && prev->property (X_("active"))->value() == node->property(X_("active"))->value()) ){
 102                 _session->add_extra_xml (*node);
 103                 is_dirty=true; // TODO not if !prev && value==default
 104         }
 105
 106         /* VTL settings */
 107         node = _session->extra_xml (X_("Videotimeline"));
 108
 109         if (node) {
 110                 if (!(node->property(X_("id")) && node->property(X_("id"))->value() == id().to_s())) {
 111                         node->add_property (X_("id"), id().to_s());
 112                         is_dirty=true;
 113                 }
 114         }
 115
 116         /* remember timeline height.. */
 117         if (node) {
 118                 int h = editor->get_videotl_bar_height();
 119                 if (!(node->property(X_("Height")) && atoi(node->property(X_("Height"))->value().c_str())==h)) {
 120                         node->add_property (X_("Height"), h);
 121                         is_dirty=true;
 122                 }
 123         }
 124
 125         /* save video-offset-lock */
 126         if (node) {
 127                 if (!(node->property(X_("VideoOffsetLock")) && atoi(node->property(X_("VideoOffsetLock"))->value().c_str())==video_offset_lock)) {
 128                         node->add_property (X_("VideoOffsetLock"), video_offset_lock?X_("1"):X_("0"));
 129                         is_dirty=true;
 130                 }
 131         }
 132         /* save video-offset */
 133         if (node) {
 134                 if (!(node->property(X_("VideoOffset")) && atoll(node->property(X_("VideoOffset"))->value().c_str())==video_offset)) {
 135                         node->add_property (X_("VideoOffset"), video_offset);
 136                         is_dirty=true;
 137                 }
 138         }
 139
 140         /* save 'auto_set_session_fps' */
 141         if (node) {
 142                 if (!(node->property(X_("AutoFPS")) && atoi(node->property(X_("AutoFPS"))->value().c_str())==auto_set_session_fps)) {
 143                         node->add_property (X_("AutoFPS"), auto_set_session_fps?X_("1"):X_("0"));
 144                         is_dirty=true;
 145                 }
 146         }
 147         if (is_dirty) {
 148                 _session->set_dirty ();
 149         }
 150 }
 151
 152 /* close and save settings */
 153 void
 154 VideoTimeLine::close_session ()
 155 {
 156         close_video_monitor();
 157         save_session();
 158
 159         remove_frames();
 160         video_filename = "";
 161         video_duration = 0L;
 162 }
 163
 164 /** load settings from session */
 165 void
 166 VideoTimeLine::set_session (ARDOUR::Session *s)
 167 {
 168         SessionHandlePtr::set_session (s);
 169         if (!_session) { return ; }
 170
 171         LocaleGuard lg (X_("POSIX"));
 172
 173         XMLNode* node = _session->extra_xml (X_("Videotimeline"));
 174         if (node) {
 175                 ARDOUR_UI::instance()->start_video_server((Gtk::Window*)0, false);
 176
 177                 set_id(*node);
 178
 179                 const XMLProperty* proph = node->property (X_("Height"));
 180                 if (proph) {
 181                         editor->set_video_timeline_height(atoi(proph->value().c_str()));
 182                 }
 183 #if 0 /* TODO THINK: set FPS first time only ?! */
 184                 const XMLProperty* propasfps = node->property (X_("AutoFPS"));
 185                 if (propasfps) {
 186                         auto_set_session_fps = atoi(propasfps->value().c_str())?true:false;
 187                 }
 188 #endif
 189
 190                 const XMLProperty* propoffset = node->property (X_("VideoOffset"));
 191                 if (propoffset) {
 192                         video_offset = atoll(propoffset->value().c_str());
 193                         video_offset_p = video_offset;
 194                 }
 195
 196                 const XMLProperty* proplock = node->property (X_("VideoOffsetLock"));
 197                 if (proplock) {
 198                         video_offset_lock = atoi(proplock->value().c_str())?true:false;
 199                 }
 200
 201                 const XMLProperty* localfile = node->property (X_("LocalFile"));
 202                 if (localfile) {
 203                         local_file = atoi(localfile->value().c_str())?true:false;
 204                 }
 205
 206                 const XMLProperty* propf = node->property (X_("Filename"));
 207                 video_file_info(propf->value(), local_file);
 208         }
 209
 210         node = _session->extra_xml (X_("Videomonitor"));
 211         if (node) {
 212                 const XMLProperty* prop = node->property (X_("active"));
 213                 if (prop->value() == "yes" && found_xjadeo() && !video_filename.empty() && local_file) {
 214                         open_video_monitor(false);
 215                 }
 216         }
 217
 218         _session->register_with_memento_command_factory(id(), this);
 219         _session->config.ParameterChanged.connect (*this, invalidator (*this), ui_bind (&VideoTimeLine::parameter_changed, this, _1), gui_context());
 220 }
 221
 222 void
 223 VideoTimeLine::save_undo ()
 224 {
 225         video_offset_p = video_offset;
 226 }
 227
 228 int
 229 VideoTimeLine::set_state (const XMLNode& node, int /*version*/)
 230 {
 231         LocaleGuard lg (X_("POSIX"));
 232         const XMLProperty* propoffset = node.property (X_("VideoOffset"));
 233         if (propoffset) {
 234                 video_offset = atoll(propoffset->value().c_str());
 235         }
 236         ARDOUR_UI::instance()->flush_videotimeline_cache(true);
 237         return 0;
 238 }
 239
 240 XMLNode&
 241 VideoTimeLine::get_state ()
 242 {
 243         XMLNode* node = new XMLNode (X_("Videotimeline"));
 244         LocaleGuard lg (X_("POSIX"));
 245         node->add_property (X_("VideoOffset"), video_offset_p);
 246         return *node;
 247 }
 248
 249 void
 250 VideoTimeLine::remove_frames ()
 251 {
 252         for (VideoFrames::iterator i = video_frames.begin(); i != video_frames.end(); ++i ) {
 253                 VideoImageFrame *frame = (*i);
 254                 delete frame;
 255                 (*i) = 0;
 256         }
 257         video_frames.clear();
 258 }
 259
 260 VideoImageFrame *
 261 VideoTimeLine::get_video_frame (framepos_t vfn, int cut, int rightend)
 262 {
 263         if (vfn==0) cut=0;
 264         for (VideoFrames::iterator i = video_frames.begin(); i != video_frames.end(); ++i) {
 265                 VideoImageFrame *frame = (*i);
 266                 if (abs(frame->get_video_frame_number()-vfn)<=cut
 267                     && frame->get_rightend() == rightend) { return frame; }
 268         }
 269         return 0;
 270 }
 271
 272 float
 273 VideoTimeLine::get_apv()
 274 {
 275         // XXX: dup code - TODO use this fn in update_video_timeline()
 276         float apv = -1; /* audio frames per video frame; */
 277         if (!_session) return apv;
 278
 279         if (_session->config.get_use_video_file_fps()) {
 280                 if (video_file_fps == 0 ) return apv;
 281         } else {
 282                 if (_session->timecode_frames_per_second() == 0 ) return apv;
 283         }
 284
 285         if (_session->config.get_videotimeline_pullup()) {
 286                 apv = _session->frame_rate();
 287         } else {
 288                 apv = _session->nominal_frame_rate();
 289         }
 290         if (_session->config.get_use_video_file_fps()) {
 291                 apv /= video_file_fps;
 292         } else {
 293                 apv /= _session->timecode_frames_per_second();
 294         }
 295         return apv;
 296 }
 297
 298 void
 299 VideoTimeLine::update_video_timeline()
 300 {
 301         if (!_session) return;
 302
 303         if (_session->config.get_use_video_file_fps()) {
 304                 if (video_file_fps == 0 ) return;
 305         } else {
 306                 if (_session->timecode_frames_per_second() == 0 ) return;
 307         }
 308
 309         double frames_per_unit = editor->unit_to_frame(1.0);
 310         framepos_t leftmost_frame =  editor->leftmost_position();
 311
 312         /* Outline:
 313          * 1) calculate how many frames there should be in current zoom (plus 1 page on each side)
 314          * 2) calculate first frame and distance between video-frames (according to zoom)
 315          * 3) destroy/add frames
 316          * 4) reposition existing frames
 317          * 5) assign framenumber to frames -> request/decode video.
 318          */
 319
 320         /* video-file and session properties */
 321         double display_vframe_width; /* unit: pixels ; width of one thumbnail in the timeline */
 322         float apv; /* audio frames per video frame; */
 323         framepos_t leftmost_video_frame; /* unit: video-frame number ; temporary var -> vtl_start */
 324
 325         /* variables needed to render videotimeline -- what needs to computed first */
 326         framepos_t vtl_start; /* unit: audio-frames ; first displayed video-frame */
 327         framepos_t vtl_dist;  /* unit: audio-frames ; distance between displayed video-frames */
 328         unsigned int visible_video_frames; /* number of frames that fit on current canvas */
 329
 330         if (_session->config.get_videotimeline_pullup()) {
 331                 apv = _session->frame_rate();
 332         } else {
 333                 apv = _session->nominal_frame_rate();
 334         }
 335         if (_session->config.get_use_video_file_fps()) {
 336                 apv /= video_file_fps;
 337         } else {
 338                 apv /= _session->timecode_frames_per_second();
 339         }
 340
 341         display_vframe_width = bar_height * video_aspect_ratio;
 342
 343         if (apv > frames_per_unit * display_vframe_width) {
 344                 /* high-zoom: need space between successive video-frames */
 345                 vtl_dist = rint(apv);
 346         } else {
 347                 /* continous timeline: skip video-frames */
 348                 vtl_dist = ceil(display_vframe_width * frames_per_unit / apv) * apv;
 349         }
 350
 351         assert (vtl_dist > 0);
 352         assert (apv > 0);
 353
 354 #define GOFFSET (video_offset)
 355
 356         leftmost_video_frame = floor (floor((leftmost_frame - video_start_offset - GOFFSET ) / vtl_dist) * vtl_dist / apv);
 357
 358         vtl_start = rint (GOFFSET + video_start_offset + leftmost_video_frame * apv);
 359         visible_video_frames = 2 + ceil(editor->current_page_frames() / vtl_dist); /* +2 left+right partial frames */
 360
 361         /* expand timeline (cache next/prev page images) */
 362         vtl_start -= visible_video_frames * vtl_dist;
 363         visible_video_frames *=3;
 364
 365         if (vtl_start < GOFFSET ) {
 366                 visible_video_frames += ceil(vtl_start/vtl_dist);
 367                 vtl_start = GOFFSET;
 368         }
 369
 370         /* apply video-file constraints */
 371         if (vtl_start > video_start_offset + video_duration + GOFFSET ) {
 372                 visible_video_frames = 0;
 373         }
 374         /* TODO optimize: compute rather than iterate */
 375         while (visible_video_frames > 0 && vtl_start + (visible_video_frames-1) * vtl_dist >= video_start_offset + video_duration + GOFFSET) {
 376                 --visible_video_frames;
 377         }
 378
 379         if (flush_frames) {
 380                 remove_frames();
 381                 flush_frames=false;
 382         }
 383
 384         while (video_frames.size() < visible_video_frames) {
 385                 VideoImageFrame *frame;
 386                 frame = new VideoImageFrame(*editor, *videotl_bar_group, display_vframe_width, bar_height, video_server_url, translated_filename());
 387                 frame->ImgChanged.connect (*this, invalidator (*this), boost::bind (&PublicEditor::queue_visual_videotimeline_update, editor), gui_context());
 388                 video_frames.push_back(frame);
 389         }
 390
 391         VideoFrames outdated_video_frames;
 392         std::list<int> remaining;
 393
 394         outdated_video_frames = video_frames;
 395
 396 #if 1
 397         /* when zoomed out, ignore shifts by +-1 frame
 398          * which can occur due to rounding errors when
 399          * scrolling to a new leftmost-audio frame.
 400          */
 401         int cut =1;
 402         if (vtl_dist/apv < 3.0) cut =0;
 403 #else
 404         int cut =0;
 405 #endif
 406
 407         for (unsigned int vfcount=0; vfcount < visible_video_frames; ++vfcount){
 408                 framepos_t vfpos = vtl_start + vfcount * vtl_dist; /* unit: audio-frames */
 409                 framepos_t vframeno = rint ( (vfpos - GOFFSET) / apv); /* unit: video-frames */
 410                 vfpos = (vframeno * apv ) + GOFFSET; /* audio-frame  corresponding to /rounded/ video-frame */
 411
 412                 int rightend = -1; /* unit: pixels */
 413                 if (vfpos + vtl_dist > video_start_offset + video_duration + GOFFSET) {
 414                         rightend = display_vframe_width * (video_start_offset + video_duration + GOFFSET - vfpos) / vtl_dist;
 415                         //printf("lf(e): %lu\n", vframeno); // XXX
 416                 }
 417                 VideoImageFrame * frame = get_video_frame(vframeno, cut, rightend);
 418                 if (frame) {
 419                   frame->set_position(vfpos-leftmost_frame);
 420                         outdated_video_frames.remove(frame);
 421                 } else {
 422                         remaining.push_back(vfcount);
 423                 }
 424         }
 425
 426         for (VideoFrames::iterator i = outdated_video_frames.begin(); i != outdated_video_frames.end(); ++i ) {
 427                 VideoImageFrame *frame = (*i);
 428                 if (remaining.empty()) {
 429                   frame->set_position(-2 * vtl_dist); /* move off screen */
 430                 } else {
 431                         int vfcount=remaining.front();
 432                         remaining.pop_front();
 433                         framepos_t vfpos = vtl_start + vfcount * vtl_dist; /* unit: audio-frames */
 434                         framepos_t vframeno = rint ((vfpos - GOFFSET) / apv);  /* unit: video-frames */
 435                         int rightend = -1; /* unit: pixels */
 436                         if (vfpos + vtl_dist > video_start_offset + video_duration + GOFFSET) {
 437                                 rightend = display_vframe_width * (video_start_offset + video_duration + GOFFSET - vfpos) / vtl_dist;
 438                                 //printf("lf(n): %lu\n", vframeno); // XXX
 439                         }
 440                         frame->set_position(vfpos-leftmost_frame);
 441                         frame->set_videoframe(vframeno, rightend);
 442                 }
 443         }
 444 }
 445
 446 std::string
 447 VideoTimeLine::translated_filename ()
 448 {
 449         if (!local_file){
 450                 return video_filename;
 451         } else {
 452                 return video_map_path(server_docroot, video_filename);
 453         }
 454 }
 455
 456 bool
 457 VideoTimeLine::video_file_info (std::string filename, bool local)
 458 {
 459         local_file = local;
 460         if (filename.at(0) == G_DIR_SEPARATOR || !local_file) {
 461                 video_filename = filename;
 462         }  else {
 463                 video_filename = Glib::build_filename (_session->session_directory().video_path(), filename);
 464         }
 465
 466         long long int _duration;
 467         double _start_offset;
 468
 469         if (!video_query_info(
 470                         video_server_url, translated_filename(),
 471                         video_file_fps, _duration, _start_offset, video_aspect_ratio)) {
 472                 warning << _("Parsing video file info failed. Is the Video Server running? Is the file readable by the Video Server? Does the docroot match? Is it a video file?") << endmsg;
 473                 return false;
 474         }
 475         video_duration = _duration * _session->nominal_frame_rate() / video_file_fps;
 476         video_start_offset = _start_offset * _session->nominal_frame_rate();
 477
 478         if (auto_set_session_fps && video_file_fps != _session->timecode_frames_per_second()) {
 479                 switch ((int)floorf(video_file_fps*1000.0)) {
 480                         case 23976:
 481                                 _session->config.set_timecode_format(timecode_23976);
 482                                 break;
 483                         case 24000:
 484                                 _session->config.set_timecode_format(timecode_24);
 485                                 break;
 486                         case 24975:
 487                         case 24976:
 488                                 _session->config.set_timecode_format(timecode_24976);
 489                                 break;
 490                         case 25000:
 491                                 _session->config.set_timecode_format(timecode_25);
 492                                 break;
 493                         case 29970:
 494                                 _session->config.set_timecode_format(timecode_2997drop);
 495                                 break;
 496                         case 30000:
 497                                 _session->config.set_timecode_format(timecode_30);
 498                                 break;
 499                         case 59940:
 500                                 _session->config.set_timecode_format(timecode_5994);
 501                                 break;
 502                         case 60000:
 503                                 _session->config.set_timecode_format(timecode_60);
 504                                 break;
 505                         default:
 506                                 warning << _("Failed to set session-framerate: ") << video_file_fps << _(" does not have a corresponding option setting in Ardour.") << endmsg; /* TODO: gettext arg */
 507                                 break;
 508                 }
 509                 _session->config.set_video_pullup(0); /* TODO only set if set_timecode_format() was successful ?!*/
 510         }
 511         if (video_file_fps != _session->timecode_frames_per_second()) {
 512                 warning << _("Video file's framerate is not equal to Ardour session timecode's framerate: ")
 513                         << video_file_fps << _(" vs ") << _session->timecode_frames_per_second() << endmsg;
 514         }
 515         flush_local_cache ();
 516
 517         if (found_xjadeo() && local_file) {
 518                 GuiUpdate("set-xjadeo-sensitive-on");
 519                 if (vmonitor && vmonitor->is_started()) {
 520                         vmonitor->set_fps(video_file_fps);
 521                         vmonitor->open(video_filename);
 522                 }
 523         } else if (!local_file) {
 524                 GuiUpdate("set-xjadeo-sensitive-off");
 525         }
 526         VtlUpdate();
 527         return true;
 528 }
 529
 530 bool
 531 VideoTimeLine::check_server ()
 532 {
 533         bool ok = false;
 534         char url[1024];
 535         snprintf(url, sizeof(url), "%s%sstatus"
 536                         , video_server_url.c_str()
 537                         , (video_server_url.length()>0 && video_server_url.at(video_server_url.length()-1) == '/')?"":"/"
 538                         );
 539         char *res=curl_http_get(url, NULL);
 540         if (res) {
 541                 if (strstr(res, "status: ok, online.")) { ok = true; }
 542                 free(res);
 543         }
 544         return ok;
 545 }
 546
 547 void
 548 VideoTimeLine::gui_update(std::string const & t) {
 549         /* this is to be called via GuiUpdate() only. */
 550         ENSURE_GUI_THREAD (*this, &VideoTimeLine::queue_visual_videotimeline_update)
 551         if (t == "videotimeline-update") {
 552                 editor->queue_visual_videotimeline_update();
 553         } else if (t == "set-xjadeo-active-off") {
 554                 editor->toggle_xjadeo_proc(0);
 555         } else if (t == "set-xjadeo-active-on") {
 556                 editor->toggle_xjadeo_proc(1);
 557         } else if (t == "set-xjadeo-sensitive-on") {
 558                 editor->set_xjadeo_sensitive(true);
 559         } else if (t == "set-xjadeo-sensitive-off") {
 560                 editor->toggle_xjadeo_proc(0);
 561                 //close_video_monitor();
 562                 editor->set_xjadeo_sensitive(false);
 563         }
 564 }
 565
 566 void
 567 VideoTimeLine::set_height (int height) {
 568         bar_height = height;
 569         flush_local_cache();
 570 }
 571
 572 void
 573 VideoTimeLine::vmon_update () {
 574         if (vmonitor && vmonitor->is_started()) {
 575                 vmonitor->set_offset( GOFFSET); // TODO proper re-init xjadeo w/o restart not just offset.
 576         }
 577 }
 578
 579 void
 580 VideoTimeLine::flush_local_cache () {
 581         flush_frames = true;
 582         vmon_update();
 583 }
 584
 585 void
 586 VideoTimeLine::flush_cache () {
 587         flush_local_cache();
 588         char url[1024];
 589         snprintf(url, sizeof(url), "%s%sadmin/flush_cache"
 590                         , video_server_url.c_str()
 591                         , (video_server_url.length()>0 && video_server_url.at(video_server_url.length()-1) == '/')?"":"/"
 592                         );
 593         char *res=curl_http_get(url, NULL);
 594         if (res) {
 595                 free (res);
 596         }
 597         if (vmonitor && vmonitor->is_started()) {
 598                 reopen_vmonitor=true;
 599                 vmonitor->quit();
 600         }
 601         video_file_info(video_filename, local_file);
 602 }
 603
 604 /* config */
 605 void
 606 VideoTimeLine::parameter_changed (std::string const & p)
 607 {
 608         if (p == "video-server-url") {
 609                 set_video_server_url (Config->get_video_server_url ());
 610         } else if (p == "video-server-docroot") {
 611                 set_video_server_docroot (Config->get_video_server_docroot ());
 612         }
 613         if (p == "use-video-file-fps" || p == "videotimeline-pullup" ) { /* session->config parameter */
 614                 VtlUpdate();
 615         }
 616 }
 617
 618 void
 619 VideoTimeLine::set_video_server_url(std::string vsu) {
 620         flush_local_cache ();
 621         video_server_url = vsu;
 622         VtlUpdate();
 623 }
 624
 625 void
 626 VideoTimeLine::set_video_server_docroot(std::string vsr) {
 627         flush_local_cache ();
 628         server_docroot = vsr;
 629         VtlUpdate();
 630 }
 631
 632 /* video-monitor for this timeline */
 633 void
 634 VideoTimeLine::find_xjadeo () {
 635         std::string xjadeo_file_path;
 636         if (getenv("XJREMOTE")) {
 637                 _xjadeo_bin = strdup(getenv("XJREMOTE")); // XXX TODO: free it?!
 638         } else if (find_file_in_search_path (SearchPath(Glib::getenv("PATH")), X_("xjremote"), xjadeo_file_path)) {
 639                 _xjadeo_bin = xjadeo_file_path;
 640         }
 641         else if (Glib::file_test(X_("/Applications/Jadeo.app/Contents/MacOS/xjremote"), Glib::FILE_TEST_EXISTS|Glib::FILE_TEST_IS_EXECUTABLE)) {
 642                 _xjadeo_bin = X_("/Applications/Jadeo.app/Contents/MacOS/xjremote");
 643         }
 644         /* TODO: win32: allow to configure PATH to xjremote */
 645         else if (Glib::file_test(X_("C:\\Program Files\\xjadeo\\xjremote.exe"), Glib::FILE_TEST_EXISTS)) {
 646                 _xjadeo_bin = X_("C:\\Program Files\\xjadeo\\xjremote.exe");
 647         }
 648         else if (Glib::file_test(X_("C:\\Program Files\\xjadeo\\xjremote.bat"), Glib::FILE_TEST_EXISTS)) {
 649                 _xjadeo_bin = X_("C:\\Program Files\\xjadeo\\xjremote.bat");
 650         }
 651         else  {
 652                 _xjadeo_bin = X_("");
 653         }
 654 }
 655
 656 void
 657 VideoTimeLine::open_video_monitor(bool interactive) {
 658         if (!found_xjadeo()) return;
 659         if (!vmonitor) {
 660                 vmonitor = new VideoMonitor(editor, _xjadeo_bin);
 661                 vmonitor->set_session(_session);
 662                 vmonitor->Terminated.connect (sigc::mem_fun (*this, &VideoTimeLine::terminated_video_monitor));
 663         } else if (vmonitor->is_started()) {
 664                 return;
 665         }
 666
 667         int xj_settings_mask = vmonitor->restore_settings_mask();
 668         if (_session) {
 669                 /* load mask from Session */
 670                 XMLNode* node = _session->extra_xml (X_("XJRestoreSettings"));
 671                 if (node) {
 672                         const XMLProperty* prop = node->property (X_("mask"));
 673                         if (prop) {
 674                                 xj_settings_mask = atoi(prop->value().c_str());
 675                         }
 676                 }
 677         }
 678
 679         if (interactive && Config->get_video_monitor_setup_dialog()) {
 680                 if (open_video_monitor_dialog == 0) {
 681                         open_video_monitor_dialog = new OpenVideoMonitorDialog(_session);
 682                 }
 683                 if (open_video_monitor_dialog->is_visible()) {
 684                         return;
 685                 }
 686                 open_video_monitor_dialog->setup_settings_mask(xj_settings_mask);
 687                 open_video_monitor_dialog->set_filename(video_filename);
 688                 Gtk::ResponseType r = (Gtk::ResponseType) open_video_monitor_dialog->run ();
 689                 open_video_monitor_dialog->hide();
 690                 if (r != Gtk::RESPONSE_ACCEPT) {
 691                         GuiUpdate("set-xjadeo-active-off");
 692                         return;
 693                 }
 694
 695                 if (_session && (xj_settings_mask != open_video_monitor_dialog->xj_settings_mask()) ) {
 696                         /* save mask to Session */
 697                         XMLNode* node = new XMLNode(X_("XJRestoreSettings"));
 698                         node->add_property (X_("mask"), (const long) open_video_monitor_dialog->xj_settings_mask() );
 699                         _session->add_extra_xml (*node);
 700                         _session->set_dirty ();
 701                 }
 702
 703                 if (open_video_monitor_dialog->show_again()) {
 704                         Config->set_video_monitor_setup_dialog(false);
 705                 }
 706 #if 1
 707                 vmonitor->set_debug(open_video_monitor_dialog->enable_debug());
 708 #endif
 709                 vmonitor->restore_settings_mask(open_video_monitor_dialog->xj_settings_mask());
 710         } else {
 711                 vmonitor->restore_settings_mask(xj_settings_mask);
 712         }
 713
 714
 715         if (!vmonitor->start()) {
 716                 warning << "launching xjadeo failed.." << endmsg;
 717                 close_video_monitor();
 718         } else {
 719                 GuiUpdate("set-xjadeo-active-on");
 720                 vmonitor->set_fps(video_file_fps);
 721                 vmonitor->open(video_filename);
 722         }
 723 }
 724
 725 void
 726 VideoTimeLine::close_video_monitor() {
 727         if (vmonitor && vmonitor->is_started()) {
 728                 vmonitor->quit();
 729         }
 730 }
 731
 732 void
 733 VideoTimeLine::terminated_video_monitor () {
 734         if (vmonitor) {
 735                 delete vmonitor;
 736         }
 737         GuiUpdate("set-xjadeo-active-off");
 738         vmonitor=0;
 739   if (reopen_vmonitor) {
 740                 reopen_vmonitor=false;
 741                 open_video_monitor(false);
 742         }
 743 }
 744
 745 /*
 746 void
 747 VideoTimeLine::clear_video_monitor_session_state ()
 748 {
 749         if (vmonitor) {
 750                 vmonitor->clear_session_state();
 751         } else {
 752           if (!_session) { return; }
 753                 XMLNode* node = new XMLNode(X_("XJSettings"));
 754                 _session->add_extra_xml (*node);
 755                 _session->set_dirty ();
 756         }
 757 }
 758 */
 759
 760 void
 761 VideoTimeLine::manual_seek_video_monitor (framepos_t pos)
 762 {
 763         if (!vmonitor) { return; }
 764         if (!vmonitor->is_started()) { return; }
 765         if (!vmonitor->synced_by_manual_seeks()) { return; }
 766         vmonitor->manual_seek(pos, false, GOFFSET); // XXX -> set offset in xjadeo
 767 }
 768
 769 #endif /* WITH_VIDEOTIMELINE */