void PrinceEngine::playVideo(Common::String videoFilename) { // Set the correct video mode initGraphics(640, 480, true, 0); if (_system->getScreenFormat().bytesPerPixel == 1) { warning("Couldn't switch to a RGB color video mode to play a video."); return; } debug(2, "Screen format: %s", _system->getScreenFormat().toString().c_str()); Video::VideoDecoder *videoDecoder = new Video::AVIDecoder(); if (!videoDecoder->loadFile(videoFilename)) { delete videoDecoder; warning("Unable to open video %s", videoFilename.c_str()); initGraphics(640, 480, true); return; } videoDecoder->start(); bool skipVideo = false; while (!shouldQuit() && !videoDecoder->endOfVideo() && !skipVideo) { if (videoDecoder->needsUpdate()) { const Graphics::Surface *frame = videoDecoder->decodeNextFrame(); if (frame) { if (frame->format.bytesPerPixel > 1) { Graphics::Surface *frame1 = frame->convertTo(_system->getScreenFormat()); _system->copyRectToScreen(frame1->getPixels(), frame1->pitch, 0, 0, frame1->w, frame1->h); frame1->free(); delete frame1; } else { _system->copyRectToScreen(frame->getPixels(), frame->pitch, 0, 0, frame->w, frame->h); } _system->updateScreen(); } } Common::Event event; while (_system->getEventManager()->pollEvent(event)) { if ((event.type == Common::EVENT_KEYDOWN && event.kbd.keycode == Common::KEYCODE_ESCAPE) || event.type == Common::EVENT_LBUTTONUP) skipVideo = true; } _system->delayMillis(10); } delete videoDecoder; initGraphics(640, 480, true); }
reg_t kPlayDuck(EngineState *s, int argc, reg_t *argv) { uint16 operation = argv[0].toUint16(); Video::VideoDecoder *videoDecoder = 0; bool reshowCursor = g_sci->_gfxCursor->isVisible(); switch (operation) { case 1: // Play // 6 params s->_videoState.reset(); s->_videoState.fileName = Common::String::format("%d.duk", argv[1].toUint16()); videoDecoder = new Video::AVIDecoder(); if (!videoDecoder->loadFile(s->_videoState.fileName)) { warning("Could not open Duck %s", s->_videoState.fileName.c_str()); break; } if (reshowCursor) g_sci->_gfxCursor->kernelHide(); { // Duck videos are 16bpp, so we need to change the active pixel format int oldWidth = g_system->getWidth(); int oldHeight = g_system->getHeight(); Common::List<Graphics::PixelFormat> formats; formats.push_back(videoDecoder->getPixelFormat()); initGraphics(640, 480, true, formats); if (g_system->getScreenFormat().bytesPerPixel != videoDecoder->getPixelFormat().bytesPerPixel) error("Could not switch screen format for the duck video"); playVideo(videoDecoder, s->_videoState); // Switch back to 8bpp initGraphics(oldWidth, oldHeight, oldWidth > 320); } if (reshowCursor) g_sci->_gfxCursor->kernelShow(); break; default: kStub(s, argc, argv); break; } return s->r_acc; }
reg_t kPlayVMD(EngineState *s, int argc, reg_t *argv) { uint16 operation = argv[0].toUint16(); Video::VideoDecoder *videoDecoder = 0; bool reshowCursor = g_sci->_gfxCursor->isVisible(); Common::String warningMsg; switch (operation) { case 0: // init s->_videoState.reset(); s->_videoState.fileName = s->_segMan->derefString(argv[1]); if (argc > 2 && argv[2] != NULL_REG) warning("kPlayVMD: third parameter isn't 0 (it's %04x:%04x - %s)", PRINT_REG(argv[2]), s->_segMan->getObjectName(argv[2])); break; case 1: { // Set VMD parameters. Called with a maximum of 6 parameters: // // x, y, flags, gammaBoost, gammaFirst, gammaLast // // gammaBoost boosts palette colors in the range gammaFirst to // gammaLast, but only if bit 4 in flags is set. Percent value such that // 0% = no amplification These three parameters are optional if bit 4 is // clear. Also note that the x, y parameters play subtle games if used // with subfx 21. The subtleness has to do with creation of temporary // planes and positioning relative to such planes. uint16 flags = argv[3].getOffset(); Common::String flagspec; if (argc > 3) { if (flags & kDoubled) flagspec += "doubled "; if (flags & kDropFrames) flagspec += "dropframes "; if (flags & kBlackLines) flagspec += "blacklines "; if (flags & kUnkBit3) flagspec += "bit3 "; if (flags & kGammaBoost) flagspec += "gammaboost "; if (flags & kHoldBlackFrame) flagspec += "holdblack "; if (flags & kHoldLastFrame) flagspec += "holdlast "; if (flags & kUnkBit7) flagspec += "bit7 "; if (flags & kStretch) flagspec += "stretch"; warning("VMDFlags: %s", flagspec.c_str()); s->_videoState.flags = flags; } warning("x, y: %d, %d", argv[1].getOffset(), argv[2].getOffset()); s->_videoState.x = argv[1].getOffset(); s->_videoState.y = argv[2].getOffset(); if (argc > 4 && flags & 16) warning("gammaBoost: %d%% between palette entries %d and %d", argv[4].getOffset(), argv[5].getOffset(), argv[6].getOffset()); break; } case 6: // Play videoDecoder = new Video::AdvancedVMDDecoder(); if (s->_videoState.fileName.empty()) { // Happens in Lighthouse warning("kPlayVMD: Empty filename passed"); return s->r_acc; } if (!videoDecoder->loadFile(s->_videoState.fileName)) { warning("Could not open VMD %s", s->_videoState.fileName.c_str()); break; } if (reshowCursor) g_sci->_gfxCursor->kernelHide(); playVideo(videoDecoder, s->_videoState); if (reshowCursor) g_sci->_gfxCursor->kernelShow(); break; case 23: // set video palette range s->_vmdPalStart = argv[1].toUint16(); s->_vmdPalEnd = argv[2].toUint16(); break; case 14: // Takes an additional integer parameter (e.g. 3) case 16: // Takes an additional parameter, usually 0 case 21: // Looks to be setting the video size and position. Called with 4 extra integer // parameters (e.g. 86, 41, 235, 106) default: warningMsg = Common::String::format("PlayVMD - unsupported subop %d. Params: %d (", operation, argc); for (int i = 0; i < argc; i++) { warningMsg += Common::String::format("%04x:%04x", PRINT_REG(argv[i])); warningMsg += (i == argc - 1 ? ")" : ", "); } warning("%s", warningMsg.c_str()); break; } return s->r_acc; }
reg_t kShowMovie(EngineState *s, int argc, reg_t *argv) { // Hide the cursor if it's showing and then show it again if it was // previously visible. bool reshowCursor = g_sci->_gfxCursor->isVisible(); if (reshowCursor) g_sci->_gfxCursor->kernelHide(); uint16 screenWidth = g_system->getWidth(); uint16 screenHeight = g_system->getHeight(); Video::VideoDecoder *videoDecoder = 0; if (argv[0].getSegment() != 0) { Common::String filename = s->_segMan->getString(argv[0]); if (g_sci->getPlatform() == Common::kPlatformMacintosh) { // Mac QuickTime // The only argument is the string for the video // HACK: Switch to 16bpp graphics for Cinepak. initGraphics(screenWidth, screenHeight, screenWidth > 320, NULL); if (g_system->getScreenFormat().bytesPerPixel == 1) { warning("This video requires >8bpp color to be displayed, but could not switch to RGB color mode"); return NULL_REG; } videoDecoder = new Video::QuickTimeDecoder(); if (!videoDecoder->loadFile(filename)) error("Could not open '%s'", filename.c_str()); } else { // DOS SEQ // SEQ's are called with no subops, just the string and delay // Time is specified as ticks videoDecoder = new SEQDecoder(argv[1].toUint16()); if (!videoDecoder->loadFile(filename)) { warning("Failed to open movie file %s", filename.c_str()); delete videoDecoder; videoDecoder = 0; } } } else { // Windows AVI // TODO: This appears to be some sort of subop. case 0 contains the string // for the video, so we'll just play it from there for now. #ifdef ENABLE_SCI32 if (getSciVersion() >= SCI_VERSION_2_1) { // SCI2.1 always has argv[0] as 1, the rest of the arguments seem to // follow SCI1.1/2. if (argv[0].toUint16() != 1) error("SCI2.1 kShowMovie argv[0] not 1"); argv++; argc--; } #endif switch (argv[0].toUint16()) { case 0: { Common::String filename = s->_segMan->getString(argv[1]); videoDecoder = new Video::AVIDecoder(); if (filename.equalsIgnoreCase("gk2a.avi")) { // HACK: Switch to 16bpp graphics for Indeo3. // The only known movie to do use this codec is the GK2 demo trailer // If another video turns up that uses Indeo, we may have to add a better // check. initGraphics(screenWidth, screenHeight, screenWidth > 320, NULL); if (g_system->getScreenFormat().bytesPerPixel == 1) { warning("This video requires >8bpp color to be displayed, but could not switch to RGB color mode"); return NULL_REG; } } if (!videoDecoder->loadFile(filename.c_str())) { warning("Failed to open movie file %s", filename.c_str()); delete videoDecoder; videoDecoder = 0; } else { s->_videoState.fileName = filename; } break; } default: warning("Unhandled SCI kShowMovie subop %d", argv[0].toUint16()); } } if (videoDecoder) { playVideo(videoDecoder, s->_videoState); // HACK: Switch back to 8bpp if we played a true color video. // We also won't be copying the screen to the SCI screen... if (g_system->getScreenFormat().bytesPerPixel != 1) initGraphics(screenWidth, screenHeight, screenWidth > 320); else { g_sci->_gfxScreen->kernelSyncWithFramebuffer(); g_sci->_gfxPalette->kernelSyncScreenPalette(); } } if (reshowCursor) g_sci->_gfxCursor->kernelShow(); return s->r_acc; }