aboutsummaryrefslogtreecommitdiff
path: root/engines/sword1/animation.cpp
blob: ff3c897dba35447488ef5ef01f9e6ba740c148bc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

#include "common/file.h"
#include "common/events.h"
#include "common/keyboard.h"
#include "common/textconsole.h"
#include "common/translation.h"
#include "sword1/sword1.h"
#include "sword1/animation.h"
#include "sword1/text.h"
#include "sword1/resman.h"

#include "common/str.h"
#include "common/system.h"
#include "graphics/palette.h"
#include "graphics/surface.h"

#include "gui/message.h"

#include "video/dxa_decoder.h"
#include "video/psx_decoder.h"
#include "video/smk_decoder.h"

#include "engines/util.h"

namespace Sword1 {

static const char *const sequenceList[20] = {
	"ferrari",  // 0  CD2   ferrari running down fitz in sc19
	"ladder",   // 1  CD2   george walking down ladder to dig sc24->sc$
	"steps",    // 2  CD2   george walking down steps sc23->sc24
	"sewer",    // 3  CD1   george entering sewer sc2->sc6
	"intro",    // 4  CD1   intro sequence ->sc1
	"river",    // 5  CD1   george being thrown into river by flap & g$
	"truck",    // 6  CD2   truck arriving at bull's head sc45->sc53/4
	"grave",    // 7  BOTH  george's grave in scotland, from sc73 + from sc38 $
	"montfcon", // 8  CD2   monfaucon clue in ireland dig, sc25
	"tapestry", // 9  CD2   tapestry room beyond spain well, sc61
	"ireland",  // 10 CD2   ireland establishing shot europe_map->sc19
	"finale",   // 11 CD2   grand finale at very end, from sc73
	"history",  // 12 CD1   George's history lesson from Nico, in sc10
	"spanish",  // 13 CD2   establishing shot for 1st visit to Spain, europe_m$
	"well",     // 14 CD2   first time being lowered down well in Spai$
	"candle",   // 15 CD2   Candle burning down in Spain mausoleum sc59
	"geodrop",  // 16 CD2   from sc54, George jumping down onto truck
	"vulture",  // 17 CD2   from sc54, vultures circling George's dead body
	"enddemo",  // 18 ---   for end of single CD demo
	"credits",  // 19 CD2   credits, to follow "finale" sequence
};

// This is the list of the names of the PlayStation videos
// TODO: fight.str, flashy.str,
static const char *const sequenceListPSX[20] = {
	"e_ferr1",
	"ladder1",
	"steps1",
	"sewer1",
	"e_intro1",
	"river1",
	"truck1",
	"grave1",
	"montfcn1",
	"tapesty1",
	"ireland1",
	"e_fin1",
	"e_hist1",
	"spanish1",
	"well1",
	"candle1",
	"geodrop1",
	"vulture1",
	"", // demo video not present
	""  // credits are not a video
};

///////////////////////////////////////////////////////////////////////////////
// Basic movie player
///////////////////////////////////////////////////////////////////////////////

MoviePlayer::MoviePlayer(SwordEngine *vm, Text *textMan, ResMan *resMan, OSystem *system, Video::VideoDecoder *decoder, DecoderType decoderType)
	: _vm(vm), _textMan(textMan), _resMan(resMan), _system(system) {
	_decoderType = decoderType;
	_decoder = decoder;

	_c1Color = _c2Color = _c3Color = _c4Color = 255;
	_black = 0;
}

MoviePlayer::~MoviePlayer() {
	delete _decoder;
}

/**
 * Plays an animated cutscene.
 * @param id the id of the file
 */
bool MoviePlayer::load(uint32 id) {
	Common::String filename;

	if (SwordEngine::_systemVars.showText) {
		Common::File f;
		filename = Common::String::format("%s.txt", sequenceList[id]);

		if (f.open(filename)) {
			Common::String line;
			int lineNo = 0;
			int lastEnd = -1;

			_movieTexts.clear();
			while (!f.eos() && !f.err()) {
				line = f.readLine();
				lineNo++;
				if (line.empty() || line[0] == '#') {
					continue;
				}

				const char *ptr = line.c_str();

				// TODO: Better error handling
				int startFrame = strtoul(ptr, const_cast<char **>(&ptr), 10);
				int endFrame = strtoul(ptr, const_cast<char **>(&ptr), 10);

				while (*ptr && Common::isSpace(*ptr))
					ptr++;

				if (startFrame > endFrame) {
					warning("%s:%d: startFrame (%d) > endFrame (%d)", filename.c_str(), lineNo, startFrame, endFrame);
					continue;
				}

				if (startFrame <= lastEnd) {
					warning("%s:%d startFrame (%d) <= lastEnd (%d)", filename.c_str(), lineNo, startFrame, lastEnd);
					continue;
				}

				int color = 0;
				if (*ptr == '@') {
					++ptr;
					color = strtoul(ptr, const_cast<char **>(&ptr), 10);
					while (*ptr && Common::isSpace(*ptr))
						ptr++;
				}

				_movieTexts.push_back(MovieText(startFrame, endFrame, ptr, color));
				lastEnd = endFrame;
			}
		}
	}

	switch (_decoderType) {
	case kVideoDecoderDXA:
		filename = Common::String::format("%s.dxa", sequenceList[id]);
		break;
	case kVideoDecoderSMK:
		filename = Common::String::format("%s.smk", sequenceList[id]);
		break;
	case kVideoDecoderPSX:
		filename = Common::String::format("%s.str", (_vm->_systemVars.isDemo) ? sequenceList[id] : sequenceListPSX[id]);

		// Need to switch to true color
		initGraphics(g_system->getWidth(), g_system->getHeight(), true, 0);

		// Need to load here in case it fails in which case we'd need
		// to go back to paletted mode
		if (_decoder->loadFile(filename)) {
			_decoder->start();
			return true;
		} else {
			initGraphics(g_system->getWidth(), g_system->getHeight(), true);
			return false;
		}
		break;
	}

	if (!_decoder->loadFile(filename))
		return false;

	// For DXA, also add the external sound file
	if (_decoderType == kVideoDecoderDXA)
		_decoder->addStreamFileTrack(sequenceList[id]);

	_decoder->start();
	return true;
}

void MoviePlayer::play() {
	_textX = 0;
	_textY = 0;

	playVideo();

	_textMan->releaseText(2, false);

	_movieTexts.clear();

	// It's tempting to call _screen->fullRefresh() here to restore the old
	// palette. However, that causes glitches with DXA movies, where the
	// previous location would be momentarily drawn, before switching to
	// the new one. Work around this by setting the palette to black.

	byte pal[3 * 256];
	memset(pal, 0, sizeof(pal));
	_system->getPaletteManager()->setPalette(pal, 0, 256);
}

void MoviePlayer::performPostProcessing(byte *screen) {
	// TODO: We don't support the PSX stream videos yet
	// nor using the PSX fonts to display subtitles.
	if (_vm->isPsx())
		return;

	if (!_movieTexts.empty()) {
		if (_decoder->getCurFrame() == _movieTexts.front()._startFrame) {
			_textMan->makeTextSprite(2, (const uint8 *)_movieTexts.front()._text.c_str(), 600, LETTER_COL);

			FrameHeader *frame = _textMan->giveSpriteData(2);
			_textWidth = _resMan->toUint16(frame->width);
			_textHeight = _resMan->toUint16(frame->height);
			_textX = 320 - _textWidth / 2;
			_textY = 420 - _textHeight;
			_textColor = _movieTexts.front()._color;
		}
		if (_decoder->getCurFrame() == _movieTexts.front()._endFrame) {
			_textMan->releaseText(2, false);
			_movieTexts.pop_front();
		}
	}

	byte *src, *dst;
	int x, y;

	if (_textMan->giveSpriteData(2)) {
		src = (byte *)_textMan->giveSpriteData(2) + sizeof(FrameHeader);
		dst = screen + _textY * SCREEN_WIDTH + _textX * 1;

		for (y = 0; y < _textHeight; y++) {
			for (x = 0; x < _textWidth; x++) {
				switch (src[x]) {
				case BORDER_COL:
					dst[x] = getBlackColor();
					break;
				case LETTER_COL:
					dst[x] = findTextColor();
					break;
				}
			}
			src += _textWidth;
			dst += SCREEN_WIDTH;
		}
	} else if (_textX && _textY) {
		// If the frame doesn't cover the entire screen, we have to
		// erase the subtitles manually.

		int frameWidth = _decoder->getWidth();
		int frameHeight = _decoder->getHeight();
		int frameX = (_system->getWidth() - frameWidth) / 2;
		int frameY = (_system->getHeight() - frameHeight) / 2;

		dst = screen + _textY * _system->getWidth();

		for (y = 0; y < _textHeight; y++) {
			if (_textY + y < frameY || _textY + y >= frameY + frameHeight) {
				memset(dst + _textX, getBlackColor(), _textWidth);
			} else {
				if (frameX > _textX)
					memset(dst + _textX, getBlackColor(), frameX - _textX);
				if (frameX + frameWidth < _textX + _textWidth)
					memset(dst + frameX + frameWidth, getBlackColor(), _textX + _textWidth - (frameX + frameWidth));
			}

			dst += _system->getWidth();
		}

		_textX = 0;
		_textY = 0;
	}
}

bool MoviePlayer::playVideo() {
	bool skipped = false;
	uint16 x = (g_system->getWidth() - _decoder->getWidth()) / 2;
	uint16 y = (g_system->getHeight() - _decoder->getHeight()) / 2;

	while (!_vm->shouldQuit() && !_decoder->endOfVideo() && !skipped) {
		if (_decoder->needsUpdate()) {
			const Graphics::Surface *frame = _decoder->decodeNextFrame();
			if (frame) {
				if (_decoderType == kVideoDecoderPSX)
					drawFramePSX(frame);
				else
					_vm->_system->copyRectToScreen(frame->pixels, frame->pitch, x, y, frame->w, frame->h);
			}

			if (_decoder->hasDirtyPalette()) {
				_vm->_system->getPaletteManager()->setPalette(_decoder->getPalette(), 0, 256);

				if (!_movieTexts.empty()) {
					// Look for the best color indexes to use to display the subtitles
					uint32 minWeight = 0xFFFFFFFF;
					uint32 weight;
					float c1Weight = 1e+30f;
					float c2Weight = 1e+30f;
					float c3Weight = 1e+30f;
					float c4Weight = 1e+30f;
					byte r, g, b;
					float h, s, v, hd, hsvWeight;

					const byte *palette = _decoder->getPalette();

					// Color comparaison for the subtitles colors is done in HSL
					// C1 color is used for George and is almost white (R = 248, G = 252, B = 248)
					const float h1 = 0.333333f, s1 = 0.02f, v1 = 0.99f;

					// C2 color is used for George as a narrator and is grey (R = 184, G = 188, B = 184)
					const float h2 = 0.333333f, s2 = 0.02f, v2 = 0.74f;

					// C3 color is used for Nicole and is rose (R = 200, G = 120, B = 184)
					const float h3 = 0.866667f, s3 = 0.4f, v3 = 0.78f;

					// C4 color is used for Maguire and is blue (R = 80, G = 152, B = 184)
					const float h4 = 0.55f, s4 = 0.57f, v4 = 0.72f;

					for (int i = 0; i < 256; i++) {
						r = *palette++;
						g = *palette++;
						b = *palette++;

						weight = 3 * r * r + 6 * g * g + 2 * b * b;

						if (weight <= minWeight) {
							minWeight = weight;
							_black = i;
						}

						convertColor(r, g, b, h, s, v);

						// C1 color
						// It is almost achromatic (very low saturation) so the hue as litle impact on the color.
						// Therefore use a low weight on hue and high weight on saturation.
						hd = h - h1;
						hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
						hsvWeight = 1.0f * hd * hd + 4.0f * (s - s1) * (s - s1) + 3.0f * (v - v1) * (v - v1);
						if (hsvWeight <= c1Weight) {
							c1Weight = hsvWeight;
							_c1Color = i;
						}

						// C2 color
						// Also an almost achromatic color so use the same weights as for C1 color.
						hd = h - h2;
						hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
						hsvWeight = 1.0f * hd * hd + 4.0f * (s - s2) * (s - s2) + 3.0f * (v - v2) * (v - v2);
						if (hsvWeight <= c2Weight) {
							c2Weight = hsvWeight;
							_c2Color = i;
						}

						// C3 color
						// A light rose. Use a high weight on the hue to get a rose.
						// The color is a bit gray and the saturation has not much impact so use a low weight.
						hd = h - h3;
						hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
						hsvWeight = 4.0f * hd * hd + 1.0f * (s - s3) * (s - s3) + 2.0f * (v - v3) * (v - v3);
						if (hsvWeight <= c3Weight) {
							c3Weight = hsvWeight;
							_c3Color = i;
						}

						// C4 color
						// Blue. Use a hight weight on the hue to get a blue.
						// The color is darker and more saturated than C3 and the saturation has more impact.
						hd = h - h4;
						hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
						hsvWeight = 5.0f * hd * hd + 3.0f * (s - s4) * (s - s4) + 2.0f * (v - v4) * (v - v4);
						if (hsvWeight <= c4Weight) {
							c4Weight = hsvWeight;
							_c4Color = i;
						}
					}
				}
			}

			Graphics::Surface *screen = _vm->_system->lockScreen();
			performPostProcessing((byte *)screen->pixels);
			_vm->_system->unlockScreen();
			_vm->_system->updateScreen();
		}

		Common::Event event;
		while (_vm->_system->getEventManager()->pollEvent(event))
			if ((event.type == Common::EVENT_KEYDOWN && event.kbd.keycode == Common::KEYCODE_ESCAPE) || event.type == Common::EVENT_LBUTTONUP)
				skipped = true;

		_vm->_system->delayMillis(10);
	}

	if (_decoderType == kVideoDecoderPSX) {
		// Need to jump back to paletted color
		initGraphics(g_system->getWidth(), g_system->getHeight(), true);
	}

	return !_vm->shouldQuit() && !skipped;
}

uint32 MoviePlayer::getBlackColor() {
	return (_decoderType == kVideoDecoderPSX) ? g_system->getScreenFormat().RGBToColor(0x00, 0x00, 0x00) : _black;
}

uint32 MoviePlayer::findTextColor() {
	if (_decoderType == kVideoDecoderPSX) {
		// We're in true color mode, so return the actual colors
		switch (_textColor) {
		case 1:
			return g_system->getScreenFormat().RGBToColor(248, 252, 248);
		case 2:
			return g_system->getScreenFormat().RGBToColor(184, 188, 184);
		case 3:
			return g_system->getScreenFormat().RGBToColor(200, 120, 184);
		case 4:
			return g_system->getScreenFormat().RGBToColor(80, 152, 184);
		}

		return g_system->getScreenFormat().RGBToColor(0xFF, 0xFF, 0xFF);
	}

	switch (_textColor) {
	case 1:
		return _c1Color;
	case 2:
		return _c2Color;
	case 3:
		return _c3Color;
	case 4:
		return _c4Color;
	}
	return _c1Color;
}

void MoviePlayer::convertColor(byte r, byte g, byte b, float &h, float &s, float &v) {
	float varR = r / 255.0f;
	float varG = g / 255.0f;
	float varB = b / 255.0f;

	float min = MIN(varR, MIN(varG, varB));
	float max = MAX(varR, MAX(varG, varB));

	v = max;
	float d = max - min;
	s = max == 0.0f ? 0.0f : d / max;

	if (min == max) {
		h = 0.0f; // achromatic
	} else {
		if (max == varR)
			h = (varG - varB) / d + (varG < varB ? 6.0f : 0.0f);
		else if (max == varG)
			h = (varB - varR) / d + 2.0f;
		else
			h = (varR - varG) / d + 4.0f;
		h /= 6.0f;
	}
}

void MoviePlayer::drawFramePSX(const Graphics::Surface *frame) {
	// The PSX videos have half resolution

	Graphics::Surface scaledFrame;
	scaledFrame.create(frame->w, frame->h * 2, frame->format);

	for (int y = 0; y < scaledFrame.h; y++)
		memcpy(scaledFrame.getBasePtr(0, y), frame->getBasePtr(0, y / 2), scaledFrame.w * scaledFrame.format.bytesPerPixel);

	uint16 x = (g_system->getWidth() - scaledFrame.w) / 2;
	uint16 y = (g_system->getHeight() - scaledFrame.h) / 2;

	_vm->_system->copyRectToScreen(scaledFrame.pixels, scaledFrame.pitch, x, y, scaledFrame.w, scaledFrame.h);

	scaledFrame.free();
}

///////////////////////////////////////////////////////////////////////////////
// Factory function for creating the appropriate cutscene player
///////////////////////////////////////////////////////////////////////////////

MoviePlayer *makeMoviePlayer(uint32 id, SwordEngine *vm, Text *textMan, ResMan *resMan, OSystem *system) {
	Common::String filename;

	// For the PSX version, we'll try the PlayStation stream files
	if (vm->isPsx()) {
		// The demo uses the normal file names
		filename = ((vm->_systemVars.isDemo) ? Common::String(sequenceList[id]) : Common::String(sequenceListPSX[id])) + ".str";

		if (Common::File::exists(filename)) {
#ifdef USE_RGB_COLOR
			// All BS1 PSX videos run the videos at 2x speed
			Video::VideoDecoder *psxDecoder = new Video::PSXStreamDecoder(Video::PSXStreamDecoder::kCD2x);
			return new MoviePlayer(vm, textMan, resMan, system, psxDecoder, kVideoDecoderPSX);
#else
			GUI::MessageDialog dialog(Common::String::format(_("PSX stream cutscene '%s' cannot be played in paletted mode"), filename.c_str()), _("OK"));
			dialog.runModal();
			return 0;
#endif
		}
	}

	filename = Common::String::format("%s.smk", sequenceList[id]);

	if (Common::File::exists(filename)) {
		Video::SmackerDecoder *smkDecoder = new Video::SmackerDecoder();
		return new MoviePlayer(vm, textMan, resMan, system, smkDecoder, kVideoDecoderSMK);
	}

	filename = Common::String::format("%s.dxa", sequenceList[id]);

	if (Common::File::exists(filename)) {
#ifdef USE_ZLIB
		Video::VideoDecoder *dxaDecoder = new Video::DXADecoder();
		return new MoviePlayer(vm, textMan, resMan, system, dxaDecoder, kVideoDecoderDXA);
#else
		GUI::MessageDialog dialog(_("DXA cutscenes found but ScummVM has been built without zlib support"), _("OK"));
		dialog.runModal();
		return 0;
#endif
	}

	// Old MPEG2 cutscenes
	filename = Common::String::format("%s.mp2", sequenceList[id]);

	if (Common::File::exists(filename)) {
		GUI::MessageDialog dialog(_("MPEG2 cutscenes are no longer supported"), _("OK"));
		dialog.runModal();
		return 0;
	}

	if (!vm->isPsx() || scumm_stricmp(sequenceList[id], "enddemo") != 0) {
		Common::String buf = Common::String::format(_("Cutscene '%s' not found"), sequenceList[id]);
		GUI::MessageDialog dialog(buf, _("OK"));
		dialog.runModal();
	}

	return 0;
}

} // End of namespace Sword1