mirror of
https://github.com/libretro/scummvm.git
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226 lines
5.7 KiB
C++
226 lines
5.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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/*
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* This code is based on Broken Sword 2.5 engine
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*
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* Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer
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*
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* Licensed under GNU GPL v2
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*
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*/
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#include "common/debug.h"
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#include "common/system.h"
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#include "common/textconsole.h"
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#include "common/util.h"
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#include "sword25/sword25.h" // for kDebugScript
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#include "sword25/fmv/movieplayer.h"
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#include "sword25/gfx/graphicengine.h"
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#include "sword25/gfx/panel.h"
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#include "sword25/kernel/kernel.h"
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#include "sword25/package/packagemanager.h"
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namespace Sword25 {
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#define FLT_EPSILON 1.192092896e-07F /* smallest such that 1.0+FLT_EPSILON != 1.0 */
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#ifdef USE_THEORADEC
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MoviePlayer::MoviePlayer(Kernel *pKernel) : Service(pKernel), _decoder() {
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if (!registerScriptBindings())
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error("Script bindings could not be registered.");
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else
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debugC(kDebugScript, "Script bindings registered.");
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}
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MoviePlayer::~MoviePlayer() {
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_decoder.close();
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}
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bool MoviePlayer::loadMovie(const Common::String &filename, uint z) {
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// Get the file and load it into the decoder
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Common::SeekableReadStream *in = Kernel::getInstance()->getPackage()->getStream(filename);
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_decoder.loadStream(in);
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GraphicEngine *pGfx = Kernel::getInstance()->getGfx();
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#ifdef THEORA_INDIRECT_RENDERING
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_outputBitmap = pGfx->getMainPanel()->addDynamicBitmap(_decoder.getWidth(), _decoder.getHeight());
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if (!_outputBitmap.isValid()) {
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error("Output bitmap for movie playback could not be created.");
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return false;
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}
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// Compute the scaling of the output bitmap, so that it takes up the most space
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float screenToVideoWidth = (float)pGfx->getDisplayWidth() / (float)_outputBitmap->getWidth();
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float screenToVideoHeight = (float)pGfx->getDisplayHeight() / (float)_outputBitmap->getHeight();
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float scaleFactor = MIN(screenToVideoWidth, screenToVideoHeight);
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if (abs((int)(scaleFactor - 1.0f)) < FLT_EPSILON)
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scaleFactor = 1.0f;
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_outputBitmap->setScaleFactor(scaleFactor);
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_outputBitmap->setZ(z);
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// Center bitmap on screen
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_outputBitmap->setX((pGfx->getDisplayWidth() - _outputBitmap->getWidth()) / 2);
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_outputBitmap->setY((pGfx->getDisplayHeight() - _outputBitmap->getHeight()) / 2);
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#else
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_backSurface = pGfx->getSurface();
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_outX = (pGfx->getDisplayWidth() - _decoder.getWidth()) / 2;
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_outY = (pGfx->getDisplayHeight() - _decoder.getHeight()) / 2;
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if (_outX < 0)
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_outX = 0;
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if (_outY < 0)
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_outY = 0;
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#endif
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return true;
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}
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bool MoviePlayer::unloadMovie() {
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_decoder.close();
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_outputBitmap.erase();
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return true;
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}
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bool MoviePlayer::play() {
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_decoder.pauseVideo(false);
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return true;
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}
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bool MoviePlayer::pause() {
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_decoder.pauseVideo(true);
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return true;
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}
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void MoviePlayer::update() {
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if (_decoder.isVideoLoaded()) {
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if (_decoder.endOfVideo()) {
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// Movie complete, so unload the movie
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unloadMovie();
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} else {
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const Graphics::Surface *s = _decoder.decodeNextFrame();
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if (s) {
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// Transfer the next frame
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assert(s->format.bytesPerPixel == 4);
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#ifdef THEORA_INDIRECT_RENDERING
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byte *frameData = (byte *)s->getBasePtr(0, 0);
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_outputBitmap->setContent(frameData, s->pitch * s->h, 0, s->pitch);
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#else
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g_system->copyRectToScreen((byte *)s->getBasePtr(0, 0), s->pitch, _outX, _outY, MIN(s->w, _backSurface->w), MIN(s->h, _backSurface->h));
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g_system->updateScreen();
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#endif
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}
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}
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}
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}
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bool MoviePlayer::isMovieLoaded() {
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return _decoder.isVideoLoaded();
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}
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bool MoviePlayer::isPaused() {
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return _decoder.isPaused();
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}
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float MoviePlayer::getScaleFactor() {
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if (_decoder.isVideoLoaded())
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return _outputBitmap->getScaleFactorX();
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else
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return 0;
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}
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void MoviePlayer::setScaleFactor(float scaleFactor) {
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if (_decoder.isVideoLoaded()) {
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_outputBitmap->setScaleFactor(scaleFactor);
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// Ausgabebitmap auf dem Bildschirm zentrieren
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GraphicEngine *gfxPtr = Kernel::getInstance()->getGfx();
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_outputBitmap->setX((gfxPtr->getDisplayWidth() - _outputBitmap->getWidth()) / 2);
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_outputBitmap->setY((gfxPtr->getDisplayHeight() - _outputBitmap->getHeight()) / 2);
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}
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}
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double MoviePlayer::getTime() {
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return _decoder.getElapsedTime() / 1000.0;
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}
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#else // USE_THEORADEC
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MoviePlayer::MoviePlayer(Kernel *pKernel) : Service(pKernel) {
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if (!registerScriptBindings())
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error("Script bindings could not be registered.");
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else
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debugC(kDebugScript, "Script bindings registered.");
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}
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MoviePlayer::~MoviePlayer() {
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}
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bool MoviePlayer::loadMovie(const Common::String &Filename, unsigned int Z) {
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return true;
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}
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bool MoviePlayer::unloadMovie() {
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return true;
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}
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bool MoviePlayer::play() {
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return true;
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}
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bool MoviePlayer::pause() {
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return true;
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}
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void MoviePlayer::update() {
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}
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bool MoviePlayer::isMovieLoaded() {
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return false;
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}
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bool MoviePlayer::isPaused() {
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return true;
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}
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float MoviePlayer::getScaleFactor() {
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return 1.0f;
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}
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void MoviePlayer::setScaleFactor(float ScaleFactor) {
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}
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double MoviePlayer::getTime() {
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return 1.0;
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}
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#endif // USE_THEORADEC
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} // End of namespace Sword25
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