mirror of
https://github.com/libretro/scummvm.git
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924 lines
24 KiB
C++
924 lines
24 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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#include "gob/videoplayer.h"
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#include "gob/global.h"
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#include "gob/dataio.h"
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#include "gob/video.h"
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#include "gob/game.h"
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#include "gob/palanim.h"
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#include "gob/inter.h"
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#include "gob/map.h"
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#include "gob/sound/sound.h"
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namespace Gob {
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VideoPlayer::Properties::Properties() : type(kVideoTypeTry), sprite(Draw::kFrontSurface),
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x(-1), y(-1), width(-1), height(-1), flags(kFlagFrontSurface), switchColorMode(false),
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startFrame(-1), lastFrame(-1), endFrame(-1), forceSeek(false),
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breakKey(kShortKeyEscape), palCmd(8), palStart(0), palEnd(255), palFrame(-1),
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noBlock(false), loop(false), fade(false), waitEndFrame(true),
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hasSound(false), canceled(false) {
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}
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VideoPlayer::Video::Video() : decoder(0), live(false) {
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}
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bool VideoPlayer::Video::isEmpty() const {
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return decoder == 0;
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}
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void VideoPlayer::Video::close() {
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delete decoder;
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decoder = 0;
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fileName.clear();
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surface.reset();
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live = false;
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}
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const char *const VideoPlayer::_extensions[] = { "IMD", "IMD", "VMD", "RMD", "SMD" };
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VideoPlayer::VideoPlayer(GobEngine *vm) : _vm(vm), _needBlit(false),
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_noCursorSwitch(false), _woodruffCohCottWorkaround(false) {
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}
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VideoPlayer::~VideoPlayer() {
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for (int i = 0; i < kVideoSlotCount; i++)
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_videoSlots[i].close();
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}
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void VideoPlayer::evaluateFlags(Properties &properties) {
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if (properties.flags & kFlagFrontSurface) {
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properties.sprite = Draw::kFrontSurface;
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} else if (properties.flags & kFlagOtherSurface) {
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properties.sprite = properties.x;
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properties.x = 0;
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} else if (properties.flags & kFlagScreenSurface) {
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properties.sprite = 0;
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} else if (properties.flags & kFlagNoVideo) {
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properties.sprite = 0;
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} else {
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properties.sprite = Draw::kBackSurface;
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}
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if (properties.noBlock && (properties.sprite == Draw::kFrontSurface))
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properties.sprite = Draw::kBackSurface;
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}
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int VideoPlayer::openVideo(bool primary, const Common::String &file, Properties &properties) {
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int slot = 0;
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Video *video = 0;
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if (!primary) {
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slot = getNextFreeSlot();
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if (slot < 0) {
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warning("VideoPlayer::openVideo(): Can't open video \"%s\": No free slot", file.c_str());
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return -1;
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}
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video = &_videoSlots[slot];
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} else
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video = &_videoSlots[0];
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// Different video already in the slot => close that video
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if (!video->isEmpty() && (video->fileName.compareToIgnoreCase(file) != 0))
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video->close();
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// No video => load the requested file
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if (video->isEmpty()) {
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// Open the video
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if (!(video->decoder = openVideo(file, properties)))
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return -1;
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if (video->decoder->hasVideo() && !(properties.flags & kFlagNoVideo) &&
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(video->decoder->isPaletted() != !_vm->isTrueColor())) {
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if (!properties.switchColorMode)
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return -1;
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_vm->setTrueColor(!video->decoder->isPaletted());
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video->decoder->colorModeChanged();
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}
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// Set the filename
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video->fileName = file;
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// WORKAROUND: In some rare cases, the cursor should still be
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// displayed while a video is playing.
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_noCursorSwitch = false;
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if (primary && (_vm->getGameType() == kGameTypeLostInTime)) {
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if (!file.compareToIgnoreCase("PORTA03") ||
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!file.compareToIgnoreCase("PORTA03A") ||
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!file.compareToIgnoreCase("CALE1") ||
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!file.compareToIgnoreCase("AMIL2") ||
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!file.compareToIgnoreCase("AMIL3B") ||
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!file.compareToIgnoreCase("DELB"))
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_noCursorSwitch = true;
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}
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// WORKAROUND: In Woodruff, Coh Cott vanished in one video on her party.
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// This is a bug in video, so we work around it.
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_woodruffCohCottWorkaround = false;
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if (primary && (_vm->getGameType() == kGameTypeWoodruff)) {
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if (!file.compareToIgnoreCase("SQ32-03"))
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_woodruffCohCottWorkaround = true;
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}
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if (!(properties.flags & kFlagNoVideo) && (properties.sprite >= 0)) {
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bool ownSurf = (properties.sprite != Draw::kFrontSurface) && (properties.sprite != Draw::kBackSurface);
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bool screenSize = properties.flags & kFlagScreenSurface;
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if (ownSurf) {
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_vm->_draw->_spritesArray[properties.sprite] =
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_vm->_video->initSurfDesc(screenSize ? _vm->_width : video->decoder->getWidth(),
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screenSize ? _vm->_height : video->decoder->getHeight(), 0);
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}
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if (!_vm->_draw->_spritesArray[properties.sprite] &&
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(properties.sprite != Draw::kFrontSurface) &&
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(properties.sprite != Draw::kBackSurface)) {
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properties.sprite = -1;
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video->surface.reset();
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video->decoder->setSurfaceMemory();
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properties.x = properties.y = 0;
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} else {
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video->surface = _vm->_draw->_spritesArray[properties.sprite];
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if (properties.sprite == Draw::kFrontSurface)
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video->surface = _vm->_draw->_frontSurface;
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if (properties.sprite == Draw::kBackSurface)
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video->surface = _vm->_draw->_backSurface;
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video->decoder->setSurfaceMemory(video->surface->getData(),
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video->surface->getWidth(), video->surface->getHeight(), video->surface->getBPP());
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if (!ownSurf || (ownSurf && screenSize)) {
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if ((properties.x >= 0) || (properties.y >= 0)) {
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properties.x = (properties.x < 0) ? 0xFFFF : properties.x;
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properties.y = (properties.y < 0) ? 0xFFFF : properties.y;
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} else
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properties.x = properties.y = -1;
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} else
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properties.x = properties.y = 0;
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}
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} else {
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properties.sprite = -1;
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video->surface.reset();
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video->decoder->setSurfaceMemory();
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properties.x = properties.y = 0;
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}
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}
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video->decoder->setXY(properties.x, properties.y);
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if (primary)
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_needBlit = (properties.flags & kFlagUseBackSurfaceContent) && (properties.sprite == Draw::kFrontSurface);
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properties.hasSound = video->decoder->hasSound();
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if (!video->decoder->hasSound())
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video->decoder->setFrameRate(_vm->_util->getFrameRate());
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WRITE_VAR(7, video->decoder->getFrameCount());
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return slot;
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}
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bool VideoPlayer::closeVideo(int slot) {
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Video *video = getVideoBySlot(slot);
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if (!video)
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return false;
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video->close();
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return true;
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}
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void VideoPlayer::closeLiveSound() {
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for (int i = 1; i < kVideoSlotCount; i++) {
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Video *video = getVideoBySlot(i);
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if (!video)
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continue;
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if (video->live)
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closeVideo(i);
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}
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}
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void VideoPlayer::closeAll() {
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for (int i = 0; i < kVideoSlotCount; i++)
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closeVideo(i);
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}
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bool VideoPlayer::reopenVideo(int slot) {
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Video *video = getVideoBySlot(slot);
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if (!video)
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return true;
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return reopenVideo(*video);
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}
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bool VideoPlayer::reopenAll() {
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bool all = true;
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for (int i = 0; i < kVideoSlotCount; i++)
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if (!reopenVideo(i))
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all = false;
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return all;
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}
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void VideoPlayer::pauseVideo(int slot, bool pause) {
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Video *video = getVideoBySlot(slot);
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if (!video || !video->decoder)
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return;
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video->decoder->pauseVideo(pause);
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}
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void VideoPlayer::pauseAll(bool pause) {
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for (int i = 0; i < kVideoSlotCount; i++)
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pauseVideo(i, pause);
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}
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void VideoPlayer::finishVideoSound(int slot) {
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Video *video = getVideoBySlot(slot);
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if (!video || !video->decoder)
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return;
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video->decoder->finishSound();
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}
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void VideoPlayer::waitSoundEnd(int slot) {
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Video *video = getVideoBySlot(slot);
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if (!video || !video->decoder)
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return;
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video->decoder->finishSound();
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while (video->decoder->isSoundPlaying())
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_vm->_util->longDelay(1);
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}
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bool VideoPlayer::play(int slot, Properties &properties) {
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Video *video = getVideoBySlot(slot);
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if (!video)
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return false;
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bool primary = slot == 0;
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if (properties.startFrame < 0)
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properties.startFrame = video->decoder->getCurFrame() + 1;
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if (properties.lastFrame < 0)
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properties.lastFrame = video->decoder->getFrameCount() - 1;
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if (properties.endFrame < 0)
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properties.endFrame = properties.lastFrame;
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if (properties.palFrame < 0)
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properties.palFrame = properties.startFrame;
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properties.startFrame--;
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properties.endFrame--;
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properties.palFrame--;
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if (primary) {
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_vm->_draw->_showCursor = _noCursorSwitch ? 3 : 0;
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if (properties.fade)
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_vm->_palAnim->fade(0, -2, 0);
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}
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bool backwards = properties.startFrame > properties.lastFrame;
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properties.canceled = false;
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if (properties.noBlock) {
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properties.waitEndFrame = false;
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video->live = true;
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video->properties = properties;
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updateLive(slot, true);
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return true;
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}
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if ((_vm->getGameType() != kGameTypeUrban) && (_vm->getGameType() != kGameTypeBambou))
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// NOTE: For testing (and comfort?) purposes, we enable aborting of all videos.
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// Except for Urban Runner and Bambou, where it leads to glitches
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properties.breakKey = kShortKeyEscape;
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while ((properties.startFrame != properties.lastFrame) &&
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(properties.startFrame < (int32)(video->decoder->getFrameCount() - 1))) {
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playFrame(slot, properties);
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if (properties.canceled)
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break;
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properties.startFrame += backwards ? -1 : 1;
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evalBgShading(*video);
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if (primary && properties.fade) {
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_vm->_palAnim->fade(_vm->_global->_pPaletteDesc, -2, 0);
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properties.fade = false;
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}
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if (!_noCursorSwitch && properties.waitEndFrame)
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waitEndFrame(slot);
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}
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evalBgShading(*video);
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return true;
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}
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void VideoPlayer::waitEndFrame(int slot, bool onlySound) {
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Video *video = getVideoBySlot(slot);
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if (!video)
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return;
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if (!onlySound || video->decoder->hasSound()) {
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uint32 waitTime = video->decoder->getTimeToNextFrame();
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if (!video->decoder->hasSound())
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waitTime = video->decoder->getStaticTimeToNextFrame();
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_vm->_util->delay(waitTime);
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}
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}
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bool VideoPlayer::isPlayingLive() const {
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const Video *video = getVideoBySlot(0);
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return video && video->live;
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}
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void VideoPlayer::updateLive(bool force) {
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for (int i = 0; i < kVideoSlotCount; i++)
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updateLive(i, force);
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}
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void VideoPlayer::updateLive(int slot, bool force) {
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Video *video = getVideoBySlot(slot);
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if (!video || !video->live)
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return;
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if (video->properties.startFrame >= (int32)(video->decoder->getFrameCount() - 1)) {
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// Video ended
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if (!video->properties.loop) {
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if (!(video->properties.flags & kFlagNoVideo))
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WRITE_VAR_OFFSET(212, (uint32)-1);
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_vm->_vidPlayer->closeVideo(slot);
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return;
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} else {
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video->decoder->seek(0, SEEK_SET, true);
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video->properties.startFrame = -1;
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}
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}
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if (video->properties.startFrame == video->properties.lastFrame)
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// Current video sequence ended
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return;
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if (!force && (video->decoder->getTimeToNextFrame() > 0))
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return;
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if (!(video->properties.flags & kFlagNoVideo))
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WRITE_VAR_OFFSET(212, video->properties.startFrame + 1);
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bool backwards = video->properties.startFrame > video->properties.lastFrame;
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playFrame(slot, video->properties);
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video->properties.startFrame += backwards ? -1 : 1;
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if (video->properties.fade) {
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_vm->_palAnim->fade(_vm->_global->_pPaletteDesc, -2, 0);
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video->properties.fade = false;
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}
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}
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bool VideoPlayer::playFrame(int slot, Properties &properties) {
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Video *video = getVideoBySlot(slot);
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if (!video)
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return false;
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bool primary = slot == 0;
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if (video->decoder->getCurFrame() != properties.startFrame) {
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if (properties.startFrame != -1) {
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// Seek into the middle of the video
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if (video->decoder->hasSound()) {
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// But there's sound
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if (properties.forceSeek) {
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// And we force seeking => Seek
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video->decoder->disableSound();
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video->decoder->seek(properties.startFrame + 1, SEEK_SET, true);
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}
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} else
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// No sound => We can safely seek
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video->decoder->seek(properties.startFrame + 1, SEEK_SET, true);
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} else {
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// Seek to the start => We can safely seek
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video->decoder->disableSound();
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video->decoder->seek(0, SEEK_SET, true);
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video->decoder->enableSound();
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}
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}
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if (video->decoder->getCurFrame() > properties.startFrame)
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// If the video is already beyond the wanted frame, skip
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return true;
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bool modifiedPal = false;
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if (primary) {
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// Pre-decoding palette and blitting, only for primary videos
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if ((properties.startFrame == properties.palFrame) ||
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((properties.startFrame == properties.endFrame) && (properties.palCmd == 8))) {
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modifiedPal = true;
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_vm->_draw->_applyPal = true;
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if (properties.palCmd >= 4)
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copyPalette(*video, properties.palStart, properties.palEnd);
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}
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if (modifiedPal && (properties.palCmd == 8) && (video->surface != _vm->_draw->_backSurface))
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_vm->_video->setFullPalette(_vm->_global->_pPaletteDesc);
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if (_needBlit)
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_vm->_draw->forceBlit();
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}
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const Graphics::Surface *surface = video->decoder->decodeNextFrame();
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WRITE_VAR(11, video->decoder->getCurFrame());
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uint32 ignoreBorder = 0;
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if (_woodruffCohCottWorkaround && (properties.startFrame == 31)) {
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// WORKAROUND: This frame mistakenly masks Coh Cott, making her vanish
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// To prevent that, we'll never draw that part
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ignoreBorder = 50;
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}
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if (surface && primary) {
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// Post-decoding palette and blitting, only for primary videos
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if (_needBlit)
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_vm->_draw->forceBlit(true);
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if (modifiedPal && (properties.palCmd == 16)) {
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if (video->surface == _vm->_draw->_backSurface)
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_vm->_draw->forceBlit();
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_vm->_palAnim->fade(_vm->_global->_pPaletteDesc, -2, 0);
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_vm->_draw->_noInvalidated = true;
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_vm->_video->dirtyRectsAll();
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}
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if (video->decoder->hasPalette() && (properties.palCmd > 1)) {
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copyPalette(*video, properties.palStart, properties.palEnd);
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if (video->surface != _vm->_draw->_backSurface)
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_vm->_video->setFullPalette(_vm->_global->_pPaletteDesc);
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else
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_vm->_draw->_applyPal = true;
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}
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const Common::List<Common::Rect> &dirtyRects = video->decoder->getDirtyRects();
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if (modifiedPal && (properties.palCmd == 8) && (video->surface == _vm->_draw->_backSurface))
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_vm->_video->setFullPalette(_vm->_global->_pPaletteDesc);
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if (video->surface == _vm->_draw->_backSurface) {
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for (Common::List<Common::Rect>::const_iterator rect = dirtyRects.begin(); rect != dirtyRects.end(); ++rect)
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_vm->_draw->invalidateRect(rect->left + ignoreBorder, rect->top, rect->right - 1, rect->bottom - 1);
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if (!video->live)
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_vm->_draw->blitInvalidated();
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} else if (video->surface == _vm->_draw->_frontSurface) {
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for (Common::List<Common::Rect>::const_iterator rect = dirtyRects.begin(); rect != dirtyRects.end(); ++rect)
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_vm->_video->dirtyRectsAdd(rect->left + ignoreBorder, rect->top, rect->right - 1, rect->bottom - 1);
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}
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if (!video->live && ((video->decoder->getCurFrame() - 1) == properties.startFrame))
|
|
// Only retrace if we're playing the frame we actually want to play
|
|
_vm->_video->retrace();
|
|
|
|
int32 subtitle = video->decoder->getSubtitleIndex();
|
|
if (subtitle != -1)
|
|
_vm->_draw->printTotText(subtitle);
|
|
|
|
if (modifiedPal && ((properties.palCmd == 2) || (properties.palCmd == 4)))
|
|
_vm->_palAnim->fade(_vm->_global->_pPaletteDesc, -2, 0);
|
|
}
|
|
|
|
if (primary && properties.waitEndFrame)
|
|
checkAbort(*video, properties);
|
|
|
|
if ((video->decoder->getCurFrame() - 1) < properties.startFrame)
|
|
// The video played a frame we actually didn't want, so we have to adjust
|
|
properties.startFrame--;
|
|
|
|
return true;
|
|
}
|
|
|
|
void VideoPlayer::checkAbort(Video &video, Properties &properties) {
|
|
_vm->_util->processInput();
|
|
|
|
if (_vm->shouldQuit()) {
|
|
video.decoder->disableSound();
|
|
|
|
properties.canceled = true;
|
|
return;
|
|
}
|
|
|
|
if (properties.breakKey != 0) {
|
|
_vm->_util->getMouseState(&_vm->_global->_inter_mouseX,
|
|
&_vm->_global->_inter_mouseY, &_vm->_game->_mouseButtons);
|
|
|
|
_vm->_inter->storeKey(_vm->_util->checkKey());
|
|
|
|
// Check for that specific key
|
|
bool pressedBreak = (VAR(0) == (unsigned)properties.breakKey);
|
|
|
|
// Mouse buttons
|
|
if (properties.breakKey < 4)
|
|
if (_vm->_game->_mouseButtons & properties.breakKey)
|
|
pressedBreak = true;
|
|
|
|
// Any key
|
|
if (properties.breakKey == 4)
|
|
if (VAR(0) != 0)
|
|
pressedBreak = true;
|
|
|
|
if (pressedBreak) {
|
|
video.decoder->disableSound();
|
|
|
|
// Seek to the last frame. Some scripts depend on that.
|
|
video.decoder->seek(properties.endFrame + 1, SEEK_SET, true);
|
|
|
|
properties.canceled = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool VideoPlayer::slotIsOpen(int slot) const {
|
|
return getVideoBySlot(slot) != 0;
|
|
}
|
|
|
|
Common::String VideoPlayer::getFileName(int slot) const {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return "";
|
|
|
|
return video->fileName;
|
|
}
|
|
|
|
uint32 VideoPlayer::getFrameCount(int slot) const {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return 0;
|
|
|
|
return video->decoder->getFrameCount();
|
|
}
|
|
|
|
uint32 VideoPlayer::getCurrentFrame(int slot) const {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return 0;
|
|
|
|
return video->decoder->getCurFrame();
|
|
}
|
|
|
|
uint16 VideoPlayer::getWidth(int slot) const {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return 0;
|
|
|
|
return video->decoder->getWidth();
|
|
}
|
|
|
|
uint16 VideoPlayer::getHeight(int slot) const {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return 0;
|
|
|
|
return video->decoder->getHeight();
|
|
}
|
|
|
|
uint16 VideoPlayer::getDefaultX(int slot) const {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return 0;
|
|
|
|
return video->decoder->getDefaultX();
|
|
}
|
|
|
|
uint16 VideoPlayer::getDefaultY(int slot) const {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return 0;
|
|
|
|
return video->decoder->getDefaultY();
|
|
}
|
|
|
|
const Common::List<Common::Rect> *VideoPlayer::getDirtyRects(int slot) const {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return 0;
|
|
|
|
return &video->decoder->getDirtyRects();
|
|
}
|
|
|
|
bool VideoPlayer::hasEmbeddedFile(const Common::String &fileName, int slot) const {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return false;
|
|
|
|
return video->decoder->hasEmbeddedFile(fileName);
|
|
}
|
|
|
|
Common::SeekableReadStream *VideoPlayer::getEmbeddedFile(const Common::String &fileName, int slot) {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return 0;
|
|
|
|
return video->decoder->getEmbeddedFile(fileName);
|
|
}
|
|
|
|
int32 VideoPlayer::getSubtitleIndex(int slot) const {
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return -1;
|
|
|
|
return video->decoder->getSubtitleIndex();
|
|
}
|
|
|
|
void VideoPlayer::writeVideoInfo(const Common::String &file, int16 varX, int16 varY,
|
|
int16 varFrames, int16 varWidth, int16 varHeight) {
|
|
|
|
Properties properties;
|
|
|
|
int slot = openVideo(false, file, properties);
|
|
if (slot >= 0) {
|
|
Video &video = _videoSlots[slot];
|
|
|
|
int16 x = -1, y = -1, width = -1, height = -1;
|
|
|
|
x = video.decoder->getDefaultX();
|
|
y = video.decoder->getDefaultY();
|
|
width = video.decoder->getWidth();
|
|
height = video.decoder->getHeight();
|
|
|
|
if (VAR_OFFSET(varX) == 0xFFFFFFFF)
|
|
video.decoder->getFrameCoords(1, x, y, width, height);
|
|
|
|
WRITE_VAR_OFFSET(varX , x);
|
|
WRITE_VAR_OFFSET(varY , y);
|
|
WRITE_VAR_OFFSET(varFrames, video.decoder->getFrameCount());
|
|
WRITE_VAR_OFFSET(varWidth , width);
|
|
WRITE_VAR_OFFSET(varHeight, height);
|
|
|
|
closeVideo(slot);
|
|
|
|
} else {
|
|
WRITE_VAR_OFFSET(varX , (uint32) -1);
|
|
WRITE_VAR_OFFSET(varY , (uint32) -1);
|
|
WRITE_VAR_OFFSET(varFrames, (uint32) -1);
|
|
WRITE_VAR_OFFSET(varWidth , (uint32) -1);
|
|
WRITE_VAR_OFFSET(varHeight, (uint32) -1);
|
|
}
|
|
}
|
|
|
|
bool VideoPlayer::copyFrame(int slot, Surface &dest,
|
|
uint16 left, uint16 top, uint16 width, uint16 height, uint16 x, uint16 y,
|
|
int32 transp) const {
|
|
|
|
const Video *video = getVideoBySlot(slot);
|
|
if (!video)
|
|
return false;
|
|
|
|
const Graphics::Surface *surface = video->decoder->getSurface();
|
|
if (!surface)
|
|
return false;
|
|
|
|
// FIXME? This currently casts away const from the pixel data. However, it
|
|
// is only used read-only in this case (as far as I can tell). Not casting
|
|
// the const qualifier away will lead to an additional allocation and copy
|
|
// of the frame data which is undesirable.
|
|
Surface src(surface->w, surface->h, surface->format.bytesPerPixel, (byte *)const_cast<void *>(surface->getPixels()));
|
|
|
|
dest.blit(src, left, top, left + width - 1, top + height - 1, x, y, transp);
|
|
return true;
|
|
}
|
|
|
|
const VideoPlayer::Video *VideoPlayer::getVideoBySlot(int slot) const {
|
|
if ((slot < 0) || (slot >= kVideoSlotCount))
|
|
return 0;
|
|
|
|
if (_videoSlots[slot].isEmpty())
|
|
return 0;
|
|
|
|
return &_videoSlots[slot];
|
|
}
|
|
|
|
VideoPlayer::Video *VideoPlayer::getVideoBySlot(int slot) {
|
|
if ((slot < 0) || (slot >= kVideoSlotCount))
|
|
return 0;
|
|
|
|
if (_videoSlots[slot].isEmpty())
|
|
return 0;
|
|
|
|
return &_videoSlots[slot];
|
|
}
|
|
|
|
int VideoPlayer::getNextFreeSlot() {
|
|
// Starting with 1, since 0 is reserved for the "primary" video
|
|
for (int i = 1; i < kVideoSlotCount; i++)
|
|
if (_videoSlots[i].isEmpty())
|
|
return i;
|
|
|
|
return -1;
|
|
}
|
|
|
|
void VideoPlayer::evalBgShading(Video &video) {
|
|
if (video.decoder->isSoundPlaying())
|
|
_vm->_sound->bgShade();
|
|
else
|
|
_vm->_sound->bgUnshade();
|
|
}
|
|
|
|
Common::String VideoPlayer::findFile(const Common::String &file, Properties &properties) {
|
|
|
|
bool hasExtension = false;
|
|
|
|
Common::String base = file;
|
|
Common::String fileName = file;
|
|
|
|
const char *posDot = strrchr(base.c_str(), '.');
|
|
if (posDot) {
|
|
hasExtension = true;
|
|
base = Common::String(base.c_str(), posDot);
|
|
posDot++;
|
|
}
|
|
|
|
if (hasExtension) {
|
|
int i;
|
|
for (i = 0; i < ARRAYSIZE(_extensions); i++) {
|
|
if (!scumm_stricmp(posDot, _extensions[i])) {
|
|
if ((properties.type != kVideoTypeTry) && (properties.type == ((Type) i))) {
|
|
warning("Attempted to open video \"%s\", but requested a different type", fileName.c_str());
|
|
return "";
|
|
}
|
|
properties.type = (Type) i;
|
|
break;
|
|
}
|
|
}
|
|
if (i >= ARRAYSIZE(_extensions))
|
|
hasExtension = false;
|
|
}
|
|
|
|
if (!hasExtension) {
|
|
// No or unrecognized extension. Probing.
|
|
|
|
int i;
|
|
for (i = 0; i < ARRAYSIZE(_extensions); i++) {
|
|
if ((properties.type == kVideoTypeTry) || (properties.type == ((Type) i))) {
|
|
fileName = base + "." + _extensions[i];
|
|
|
|
if (_vm->_dataIO->hasFile(fileName)) {
|
|
properties.type = (Type) i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if ((i >= ARRAYSIZE(_extensions)) || (properties.type == kVideoTypeTry)) {
|
|
warning("Couldn't open video \"%s\"", file.c_str());
|
|
return "";
|
|
}
|
|
|
|
}
|
|
|
|
return fileName;
|
|
}
|
|
|
|
::Video::CoktelDecoder *VideoPlayer::openVideo(const Common::String &file, Properties &properties) {
|
|
Common::String fileName = findFile(file, properties);
|
|
if (fileName.empty())
|
|
return 0;
|
|
|
|
Common::SeekableReadStream *stream = _vm->_dataIO->getFile(fileName);
|
|
if (!stream)
|
|
return 0;
|
|
|
|
::Video::CoktelDecoder *video = 0;
|
|
if (properties.type == kVideoTypeIMD)
|
|
video = new ::Video::IMDDecoder(_vm->_mixer, Audio::Mixer::kSFXSoundType);
|
|
else if (properties.type == kVideoTypePreIMD)
|
|
video = new ::Video::PreIMDDecoder(properties.width, properties.height, _vm->_mixer, Audio::Mixer::kSFXSoundType);
|
|
else if (properties.type == kVideoTypeVMD)
|
|
video = new ::Video::VMDDecoder(_vm->_mixer, Audio::Mixer::kSFXSoundType);
|
|
else if (properties.type == kVideoTypeRMD)
|
|
video = new ::Video::VMDDecoder(_vm->_mixer, Audio::Mixer::kSFXSoundType);
|
|
else
|
|
warning("Couldn't open video \"%s\": Invalid video Type", fileName.c_str());
|
|
|
|
if (!video) {
|
|
delete stream;
|
|
return 0;
|
|
}
|
|
|
|
if (!video->loadStream(stream)) {
|
|
delete video;
|
|
return 0;
|
|
}
|
|
|
|
properties.width = video->getWidth();
|
|
properties.height = video->getHeight();
|
|
|
|
return video;
|
|
}
|
|
|
|
bool VideoPlayer::reopenVideo(Video &video) {
|
|
if (video.isEmpty())
|
|
return true;
|
|
|
|
if (video.fileName.empty()) {
|
|
video.close();
|
|
return false;
|
|
}
|
|
|
|
Properties properties;
|
|
|
|
properties.type = video.properties.type;
|
|
|
|
Common::String fileName = findFile(video.fileName, properties);
|
|
if (fileName.empty()) {
|
|
video.close();
|
|
return false;
|
|
}
|
|
|
|
Common::SeekableReadStream *stream = _vm->_dataIO->getFile(fileName);
|
|
if (!stream) {
|
|
video.close();
|
|
return false;
|
|
}
|
|
|
|
if (!video.decoder->reloadStream(stream)) {
|
|
delete stream;
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void VideoPlayer::copyPalette(const Video &video, int16 palStart, int16 palEnd) {
|
|
if (!video.decoder->hasPalette() || !video.decoder->isPaletted())
|
|
return;
|
|
|
|
if (palStart < 0)
|
|
palStart = 0;
|
|
if (palEnd < 0)
|
|
palEnd = 255;
|
|
|
|
palStart = palStart * 3;
|
|
palEnd = (palEnd + 1) * 3;
|
|
|
|
for (int i = palStart; i <= palEnd; i++)
|
|
((char *)(_vm->_global->_pPaletteDesc->vgaPal))[i] = video.decoder->getPalette()[i] >> 2;
|
|
}
|
|
|
|
} // End of namespace Gob
|