4 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include "localsession.h"
27 #include "mwindowgui.h"
28 #include "playbackengine.h"
29 #include "playtransport.h"
30 #include "preferences.h"
32 #include "transportque.h"
37 PlayTransport::PlayTransport(MWindow *mwindow,
38 BC_WindowBase *subwindow,
42 this->subwindow = subwindow;
43 this->mwindow = mwindow;
48 this->using_inout = 0;
52 PlayTransport::~PlayTransport()
55 delete frame_forward_play;
57 delete frame_reverse_play;
65 void PlayTransport::set_engine(PlaybackEngine *engine)
67 this->engine = engine;
70 int PlayTransport::get_transport_width(MWindow *mwindow)
72 return mwindow->theme->get_image_set("stop")[0]->get_w() * 7 +
73 mwindow->theme->get_image_set("rewind")[0]->get_w() * 2;
76 void PlayTransport::create_objects()
78 int x = this->x, y = this->y;
79 subwindow->add_subwindow(rewind_button = new RewindButton(mwindow, this, x, y));
80 x += rewind_button->get_w();
81 subwindow->add_subwindow(fast_reverse = new FastReverseButton(mwindow, this, x, y));
82 x += fast_reverse->get_w();
83 subwindow->add_subwindow(reverse_play = new ReverseButton(mwindow, this, x, y));
84 x += reverse_play->get_w();
85 subwindow->add_subwindow(frame_reverse_play = new FrameReverseButton(mwindow, this, x, y));
86 x += frame_reverse_play->get_w();
87 subwindow->add_subwindow(stop_button = new StopButton(mwindow, this, x, y));
88 x += stop_button->get_w();
89 subwindow->add_subwindow(frame_forward_play = new FramePlayButton(mwindow, this, x, y));
90 x += frame_forward_play->get_w();
91 subwindow->add_subwindow(forward_play = new PlayButton(mwindow, this, x, y));
92 x += forward_play->get_w();
93 subwindow->add_subwindow(fast_play = new FastPlayButton(mwindow, this, x, y));
94 x += fast_play->get_w();
95 subwindow->add_subwindow(end_button = new EndButton(mwindow, this, x, y));
96 x += end_button->get_w();
103 void PlayTransport::reposition_buttons(int x, int y)
107 rewind_button->reposition_window(x, y);
108 x += rewind_button->get_w();
109 fast_reverse->reposition_window(x, y);
110 x += fast_reverse->get_w();
111 reverse_play->reposition_window(x, y);
112 x += reverse_play->get_w();
113 frame_reverse_play->reposition_window(x, y);
114 x += frame_reverse_play->get_w();
115 stop_button->reposition_window(x, y);
116 x += stop_button->get_w();
117 frame_forward_play->reposition_window(x, y);
118 x += frame_forward_play->get_w();
119 forward_play->reposition_window(x, y);
120 x += forward_play->get_w();
121 fast_play->reposition_window(x, y);
122 x += fast_play->get_w();
123 end_button->reposition_window(x, y);
124 x += end_button->get_w();
127 int PlayTransport::get_w()
129 return end_button->get_x() + end_button->get_w() - rewind_button->get_x();
132 int PlayTransport::flip_vertical(int vertical, int &x, int &y)
136 rewind_button->reposition_window(x, y);
137 y += rewind_button->get_h();
138 fast_reverse->reposition_window(x, y);
139 y += fast_reverse->get_h();
140 reverse_play->reposition_window(x, y);
141 y += reverse_play->get_h();
142 frame_reverse_play->reposition_window(x, y);
143 y += frame_reverse_play->get_h();
144 stop_button->reposition_window(x, y);
145 y += stop_button->get_h();
146 frame_forward_play->reposition_window(x, y);
147 y += frame_forward_play->get_h();
148 forward_play->reposition_window(x, y);
149 y += forward_play->get_h();
150 fast_play->reposition_window(x, y);
151 y += fast_play->get_h();
152 end_button->reposition_window(x, y);
153 y += end_button->get_h();
157 rewind_button->reposition_window(x, y - 2);
158 x += rewind_button->get_w();
159 fast_reverse->reposition_window(x, y - 2);
160 x += fast_reverse->get_w();
161 reverse_play->reposition_window(x, y - 2);
162 x += reverse_play->get_w();
163 frame_reverse_play->reposition_window(x, y - 2);
164 x += frame_reverse_play->get_w();
165 stop_button->reposition_window(x, y - 2);
166 x += stop_button->get_w();
167 frame_forward_play->reposition_window(x, y - 2);
168 x += frame_forward_play->get_w();
169 forward_play->reposition_window(x, y - 2);
170 x += forward_play->get_w();
171 fast_play->reposition_window(x, y - 2);
172 x += fast_play->get_w();
173 end_button->reposition_window(x, y - 2);
174 x += end_button->get_w();
180 int PlayTransport::keypress_event()
183 int key = subwindow->get_keypress();
184 // unqualified keys, still holding lock
194 int toggle_audio = subwindow->shift_down() ? 1 : 0;
195 int use_inout = subwindow->ctrl_down() ? 1 : 0;
196 int command = -1, prev_command = engine->command->command;
197 using_inout = use_inout;
198 subwindow->unlock_window();
202 case KPINS: command = STOP; break;
203 case KPPLUS: command = FAST_REWIND; break;
204 case KP6: command = NORMAL_REWIND; break;
205 case KP5: command = SLOW_REWIND; break;
206 case KP4: command = SINGLE_FRAME_REWIND; break;
207 case KP1: command = SINGLE_FRAME_FWD; break;
208 case KP2: command = SLOW_FWD; break;
209 case KP3: command = NORMAL_FWD; break;
210 case KPENTER: command = FAST_FWD; break;
212 switch( prev_command ) {
217 command = NORMAL_FWD;
229 handle_transport(command, 0, use_inout, 1, toggle_audio);
231 subwindow->lock_window("PlayTransport::keypress_event 5");
236 void PlayTransport::goto_start()
238 handle_transport(REWIND, 1, 0);
241 void PlayTransport::goto_end()
243 handle_transport(GOTO_END, 1, 0);
248 void PlayTransport::handle_transport(int command,
249 int wait_tracking, int use_inout, int update_refresh, int toggle_audio)
251 if( !get_edl() ) return;
253 // Stop requires transferring the output buffer to a refresh buffer.
256 //printf("PlayTransport::handle_transport 1 %d\n", command);
257 int prev_command = engine->command->command;
258 int prev_direction = engine->command->get_direction();
259 int prev_single_frame = engine->command->single_frame();
260 int prev_audio = engine->command->audio_toggle ?
261 !prev_single_frame : prev_single_frame;
262 int cur_single_frame = TransportCommand::single_frame(command);
263 int cur_audio = toggle_audio ?
264 !cur_single_frame : cur_single_frame;
268 case FAST_REWIND: // Commands that play back
271 case SINGLE_FRAME_REWIND:
272 case SINGLE_FRAME_FWD:
276 if( !prev_single_frame &&
277 prev_command == command &&
278 cur_audio == prev_audio ) {
279 // Same direction pressed twice and no change in audio state, Stop
283 // Resume or change direction
284 switch( prev_command ) {
286 engine->que->send_command(STOP, CHANGE_NONE, 0, 0, 0, 0);
287 engine->interrupt_playback(wait_tracking);
292 case SINGLE_FRAME_FWD:
293 case SINGLE_FRAME_REWIND:
294 // Start from scratch
295 engine->que->send_command(command, CHANGE_NONE, get_edl(),
296 1, resume, use_inout, toggle_audio);
301 // Commands that stop
308 engine->que->send_command(STOP, CHANGE_NONE, 0, 0, 0, 0);
309 engine->interrupt_playback(wait_tracking);
314 engine->que->send_command(STOP, CHANGE_NONE, 0, 0, 0, 0);
315 engine->interrupt_playback(wait_tracking);
316 // This is necessary to get an OpenGL output buffer
317 // printf("PlayTransport::handle_transport 2 update_refresh=%d prev_command=%d prev_direction=%d\n",
318 // update_refresh, prev_command, prev_direction);
319 if( !prev_single_frame && update_refresh &&
320 prev_command != STOP && prev_command != COMMAND_NONE ) {
321 int command = (prev_direction == PLAY_FORWARD) ?
322 SINGLE_FRAME_REWIND : SINGLE_FRAME_FWD;
323 engine->que->send_command(command,
324 CHANGE_NONE, get_edl(), 1, 0, 0);
330 EDL* PlayTransport::get_edl()
335 int PlayTransport::pause_transport()
337 if(active_button) active_button->set_mode(PLAY_MODE);
342 int PlayTransport::reset_transport()
344 fast_reverse->set_mode(PLAY_MODE);
345 reverse_play->set_mode(PLAY_MODE);
346 forward_play->set_mode(PLAY_MODE);
347 frame_reverse_play->set_mode(PLAY_MODE);
348 frame_forward_play->set_mode(PLAY_MODE);
349 fast_play->set_mode(PLAY_MODE);
353 PTransportButton::PTransportButton(MWindow *mwindow, PlayTransport *transport, int x, int y, VFrame **data)
354 : BC_Button(x, y, data)
356 this->mwindow = mwindow;
357 this->transport = transport;
360 PTransportButton::~PTransportButton()
364 int PTransportButton::set_mode(int mode)
371 RewindButton::RewindButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
372 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("rewind"))
374 set_tooltip(_("Rewind ( Home )"));
376 int RewindButton::handle_event()
379 transport->goto_start();
384 FastReverseButton::FastReverseButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
385 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("fastrev"))
387 set_tooltip(_("Fast reverse ( + )"));
389 int FastReverseButton::handle_event()
392 transport->handle_transport(FAST_REWIND, 0, ctrl_down());
393 lock_window("FastReverseButton::handle_event");
397 // Reverse playback normal speed
399 ReverseButton::ReverseButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
400 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("reverse"))
402 set_tooltip(_("Normal reverse ( 6 )"));
404 int ReverseButton::handle_event()
407 transport->handle_transport(NORMAL_REWIND, 0, ctrl_down());
408 lock_window("ReverseButton::handle_event");
412 // Reverse playback one frame
414 FrameReverseButton::FrameReverseButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
415 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("framerev"))
417 set_tooltip(_("Frame reverse ( 4 )"));
419 int FrameReverseButton::handle_event()
422 transport->handle_transport(SINGLE_FRAME_REWIND, 0, ctrl_down());
423 lock_window("FrameReverseButton::handle_event");
427 // forward playback normal speed
429 PlayButton::PlayButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
430 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("play"))
432 set_tooltip(_("Normal forward ( 3 )"));
434 int PlayButton::handle_event()
437 transport->handle_transport(NORMAL_FWD, 0, ctrl_down());
438 lock_window("PlayButton::handle_event");
444 // forward playback one frame
446 FramePlayButton::FramePlayButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
447 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("framefwd"))
449 set_tooltip(_("Frame forward ( 1 )"));
451 int FramePlayButton::handle_event()
454 transport->handle_transport(SINGLE_FRAME_FWD, 0, ctrl_down());
455 lock_window("FramePlayButton::handle_event");
461 FastPlayButton::FastPlayButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
462 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("fastfwd"))
464 set_tooltip(_("Fast forward ( Enter )"));
466 int FastPlayButton::handle_event()
469 transport->handle_transport(FAST_FWD, 0, ctrl_down());
470 lock_window("FastPlayButton::handle_event");
474 EndButton::EndButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
475 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("end"))
477 set_tooltip(_("Jump to end ( End )"));
479 int EndButton::handle_event()
482 transport->goto_end();
487 StopButton::StopButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
488 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("stop"))
490 set_tooltip(_("Stop ( 0 )"));
492 int StopButton::handle_event()
495 transport->handle_transport(STOP, 0, 0);
496 lock_window("StopButton::handle_event");
502 void PlayTransport::change_position(double position)
504 EDL *edl = get_edl();
506 int prev_command = engine->command->command;
508 if( prev_command != STOP && prev_command != COMMAND_NONE &&
509 prev_command != SINGLE_FRAME_FWD && prev_command != SINGLE_FRAME_REWIND ) {
510 engine->que->send_command(STOP, CHANGE_NONE, 0, 0, 0, 0);
511 engine->interrupt_playback(0);
513 mwindow->gui->lock_window("PlayTransport::change_position");
514 mwindow->goto_position(position);
515 mwindow->gui->unlock_window();
517 switch(prev_command) {
524 engine->que->send_command(prev_command, CHANGE_NONE,
525 get_edl(), 1, 1, using_inout);