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();
263 case FAST_REWIND: // Commands that play back
266 case SINGLE_FRAME_REWIND:
267 case SINGLE_FRAME_FWD:
271 if( prev_command == command && !prev_single_frame ) {
272 // Same direction pressed twice. Stop
276 // Resume or change direction
277 switch( prev_command ) {
279 engine->que->send_command(STOP, CHANGE_NONE, 0, 0, 0, 0);
280 engine->interrupt_playback(wait_tracking);
285 case SINGLE_FRAME_FWD:
286 case SINGLE_FRAME_REWIND:
287 // Start from scratch
288 engine->que->send_command(command, CHANGE_NONE, get_edl(),
289 1, resume, use_inout, toggle_audio);
294 // Commands that stop
301 engine->que->send_command(STOP, CHANGE_NONE, 0, 0, 0, 0);
302 engine->interrupt_playback(wait_tracking);
307 engine->que->send_command(STOP, CHANGE_NONE, 0, 0, 0, 0);
308 engine->interrupt_playback(wait_tracking);
309 // This is necessary to get an OpenGL output buffer
310 // printf("PlayTransport::handle_transport 2 update_refresh=%d prev_command=%d prev_direction=%d\n",
311 // update_refresh, prev_command, prev_direction);
312 if( !prev_single_frame && update_refresh &&
313 prev_command != STOP && prev_command != COMMAND_NONE ) {
314 int command = (prev_direction == PLAY_FORWARD) ?
315 SINGLE_FRAME_REWIND : SINGLE_FRAME_FWD;
316 engine->que->send_command(command,
317 CHANGE_NONE, get_edl(), 1, 0, 0);
323 EDL* PlayTransport::get_edl()
328 int PlayTransport::pause_transport()
330 if(active_button) active_button->set_mode(PLAY_MODE);
335 int PlayTransport::reset_transport()
337 fast_reverse->set_mode(PLAY_MODE);
338 reverse_play->set_mode(PLAY_MODE);
339 forward_play->set_mode(PLAY_MODE);
340 frame_reverse_play->set_mode(PLAY_MODE);
341 frame_forward_play->set_mode(PLAY_MODE);
342 fast_play->set_mode(PLAY_MODE);
346 PTransportButton::PTransportButton(MWindow *mwindow, PlayTransport *transport, int x, int y, VFrame **data)
347 : BC_Button(x, y, data)
349 this->mwindow = mwindow;
350 this->transport = transport;
353 PTransportButton::~PTransportButton()
357 int PTransportButton::set_mode(int mode)
364 RewindButton::RewindButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
365 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("rewind"))
367 set_tooltip(_("Rewind ( Home )"));
369 int RewindButton::handle_event()
372 transport->goto_start();
377 FastReverseButton::FastReverseButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
378 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("fastrev"))
380 set_tooltip(_("Fast reverse ( + )"));
382 int FastReverseButton::handle_event()
385 transport->handle_transport(FAST_REWIND, 0, ctrl_down());
386 lock_window("FastReverseButton::handle_event");
390 // Reverse playback normal speed
392 ReverseButton::ReverseButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
393 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("reverse"))
395 set_tooltip(_("Normal reverse ( 6 )"));
397 int ReverseButton::handle_event()
400 transport->handle_transport(NORMAL_REWIND, 0, ctrl_down());
401 lock_window("ReverseButton::handle_event");
405 // Reverse playback one frame
407 FrameReverseButton::FrameReverseButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
408 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("framerev"))
410 set_tooltip(_("Frame reverse ( 4 )"));
412 int FrameReverseButton::handle_event()
415 transport->handle_transport(SINGLE_FRAME_REWIND, 0, ctrl_down());
416 lock_window("FrameReverseButton::handle_event");
420 // forward playback normal speed
422 PlayButton::PlayButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
423 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("play"))
425 set_tooltip(_("Normal forward ( 3 )"));
427 int PlayButton::handle_event()
430 transport->handle_transport(NORMAL_FWD, 0, ctrl_down());
431 lock_window("PlayButton::handle_event");
437 // forward playback one frame
439 FramePlayButton::FramePlayButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
440 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("framefwd"))
442 set_tooltip(_("Frame forward ( 1 )"));
444 int FramePlayButton::handle_event()
447 transport->handle_transport(SINGLE_FRAME_FWD, 0, ctrl_down());
448 lock_window("FramePlayButton::handle_event");
454 FastPlayButton::FastPlayButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
455 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("fastfwd"))
457 set_tooltip(_("Fast forward ( Enter )"));
459 int FastPlayButton::handle_event()
462 transport->handle_transport(FAST_FWD, 0, ctrl_down());
463 lock_window("FastPlayButton::handle_event");
467 EndButton::EndButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
468 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("end"))
470 set_tooltip(_("Jump to end ( End )"));
472 int EndButton::handle_event()
475 transport->goto_end();
480 StopButton::StopButton(MWindow *mwindow, PlayTransport *transport, int x, int y)
481 : PTransportButton(mwindow, transport, x, y, mwindow->theme->get_image_set("stop"))
483 set_tooltip(_("Stop ( 0 )"));
485 int StopButton::handle_event()
488 transport->handle_transport(STOP, 0, 0);
489 lock_window("StopButton::handle_event");
495 void PlayTransport::change_position(double position)
497 EDL *edl = get_edl();
499 int prev_command = engine->command->command;
501 if( prev_command != STOP && prev_command != COMMAND_NONE &&
502 prev_command != SINGLE_FRAME_FWD && prev_command != SINGLE_FRAME_REWIND ) {
503 engine->que->send_command(STOP, CHANGE_NONE, 0, 0, 0, 0);
504 engine->interrupt_playback(0);
506 mwindow->gui->lock_window("PlayTransport::change_position");
507 mwindow->goto_position(position);
508 mwindow->gui->unlock_window();
510 switch(prev_command) {
517 engine->que->send_command(prev_command, CHANGE_NONE,
518 get_edl(), 1, 1, using_inout);