aboutsummaryrefslogtreecommitdiff
path: root/engines/sword25/fmv/movieplayer.cpp
blob: d58c630759dfd5dbc707dae862b9fcab64125d22 (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
/* 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.
 *
 * $URL$
 * $Id$
 *
 */

/*
 * This code is based on Broken Sword 2.5 engine
 *
 * Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer
 *
 * Licensed under GNU GPL v2
 *
 */

#include "sword25/fmv/movieplayer.h"
#include "sword25/gfx/graphicengine.h"
#include "sword25/gfx/panel.h"
#include "sword25/kernel/kernel.h"
#include "sword25/package/packagemanager.h"
#include "sword25/sfx/soundengine.h"

#ifdef USE_THEORADEC

#define INDIRECTRENDERING 1

namespace Sword25 {

#define BS_LOG_PREFIX "MOVIEPLAYER"

#define FLT_EPSILON     1.192092896e-07F        /* smallest such that 1.0+FLT_EPSILON != 1.0 */

Service *OggTheora_CreateObject(Kernel *pKernel) {
	return new MoviePlayer(pKernel);
}

MoviePlayer::MoviePlayer(Kernel *pKernel) : Service(pKernel), _decoder(g_system->getMixer()) {
	if (!registerScriptBindings())
		BS_LOG_ERRORLN("Script bindings could not be registered.");
	else
		BS_LOGLN("Script bindings registered.");
}

MoviePlayer::~MoviePlayer() {
	_decoder.close();
}

bool MoviePlayer::loadMovie(const Common::String &filename, uint z) {
	// Get the file and load it into the decoder
	Common::SeekableReadStream *in = Kernel::GetInstance()->GetPackage()->getStream(filename);
	_decoder.load(in);

	// Ausgabebitmap erstellen
	GraphicEngine *pGfx = Kernel::GetInstance()->GetGfx();

#if INDIRECTRENDERING
	_outputBitmap = pGfx->GetMainPanel()->addDynamicBitmap(_decoder.getWidth(), _decoder.getHeight());
	if (!_outputBitmap.isValid()) {
		BS_LOG_ERRORLN("Output bitmap for movie playback could not be created.");
		return false;
	}

	// Skalierung des Ausgabebitmaps berechnen, so dass es m�glichst viel Bildschirmfl�che einnimmt.
	float screenToVideoWidth = (float)pGfx->GetDisplayWidth() / (float)_outputBitmap->getWidth();
	float screenToVideoHeight = (float)pGfx->GetDisplayHeight() / (float)_outputBitmap->getHeight();
	float scaleFactor = MIN(screenToVideoWidth, screenToVideoHeight);

	if (abs((int)(scaleFactor - 1.0f)) < FLT_EPSILON)
		scaleFactor = 1.0f;

	_outputBitmap->setScaleFactor(scaleFactor);

	// Z-Wert setzen
	_outputBitmap->setZ(z);

	// Ausgabebitmap auf dem Bildschirm zentrieren
	_outputBitmap->setX((pGfx->GetDisplayWidth() - _outputBitmap->getWidth()) / 2);
	_outputBitmap->setY((pGfx->GetDisplayHeight() - _outputBitmap->getHeight()) / 2);
#else
	_backSurface = pGfx->getSurface();

	_outX = (pGfx->GetDisplayWidth() - _decoder.getWidth()) / 2;
	_outY = (pGfx->GetDisplayHeight() - _decoder.getHeight()) / 2;

	if (_outX < 0)
		_outX = 0;
	if (_outY < 0)
		_outY = 0;
#endif

	return true;
}

bool MoviePlayer::unloadMovie() {
	_decoder.close();
	_outputBitmap.erase();

	return true;
}

bool MoviePlayer::play() {
	_decoder.pauseVideo(false);
	return true;
}

bool MoviePlayer::pause() {
	_decoder.pauseVideo(true);
	return true;
}

void MoviePlayer::update() {
	if (_decoder.isVideoLoaded()) {
		Graphics::Surface *s = _decoder.decodeNextFrame();
		if (s) {
			// Transfer the next frame
			assert(s->bytesPerPixel == 4);

#if INDIRECTRENDERING
			byte *frameData = (byte *)s->getBasePtr(0, 0);
			_outputBitmap->setContent(frameData, s->pitch * s->h, 0, s->pitch);
#else
			g_system->copyRectToScreen((byte *)s->getBasePtr(0, 0), s->pitch, _outX, _outY, MIN(s->w, _backSurface->w), MIN(s->h, _backSurface->h));
			g_system->updateScreen();
#endif
		} else {
			// Movie complete, so unload the movie
			unloadMovie();
		}
	}
}

bool MoviePlayer::isMovieLoaded() {
	return _decoder.isVideoLoaded();
}

bool MoviePlayer::isPaused() {
	return _decoder.isPaused();
}

float MoviePlayer::getScaleFactor() {
	if (_decoder.isVideoLoaded())
		return _outputBitmap->getScaleFactorX();
	else
		return 0;
}

void MoviePlayer::setScaleFactor(float scaleFactor) {
	if (_decoder.isVideoLoaded()) {
		_outputBitmap->setScaleFactor(scaleFactor);

		// Ausgabebitmap auf dem Bildschirm zentrieren
		GraphicEngine *gfxPtr = Kernel::GetInstance()->GetGfx();
		_outputBitmap->setX((gfxPtr->GetDisplayWidth() - _outputBitmap->getWidth()) / 2);
		_outputBitmap->setY((gfxPtr->GetDisplayHeight() - _outputBitmap->getHeight()) / 2);
	}
}

double MoviePlayer::getTime() {
	return _decoder.getElapsedTime() / 1000.0;
}

} // End of namespace Sword25

#endif