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/* 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 "engines/util.h"
#include "sci/engine/kernel.h"
#include "sci/engine/state.h"
#include "sci/graphics/helpers.h"
#include "sci/graphics/cursor.h"
#include "sci/graphics/palette.h"
#include "sci/graphics/screen.h"
#include "common/events.h"
#include "common/keyboard.h"
#include "common/str.h"
#include "common/system.h"
#include "common/textconsole.h"
#include "graphics/pixelformat.h"
#include "graphics/surface.h"
#include "video/video_decoder.h"
#include "video/avi_decoder.h"
#include "video/qt_decoder.h"
#include "sci/video/seq_decoder.h"
#ifdef ENABLE_SCI32
#include "video/coktel_decoder.h"
#include "sci/video/robot_decoder.h"
#endif
namespace Sci {
void playVideo(Video::VideoDecoder *videoDecoder, VideoState videoState) {
if (!videoDecoder)
return;
byte *scaleBuffer = 0;
byte bytesPerPixel = videoDecoder->getPixelFormat().bytesPerPixel;
uint16 width = videoDecoder->getWidth();
uint16 height = videoDecoder->getHeight();
uint16 pitch = videoDecoder->getWidth() * bytesPerPixel;
uint16 screenWidth = g_sci->_gfxScreen->getDisplayWidth();
uint16 screenHeight = g_sci->_gfxScreen->getDisplayHeight();
videoState.fileName.toLowercase();
bool isVMD = videoState.fileName.hasSuffix(".vmd");
if (screenWidth == 640 && width <= 320 && height <= 240 && ((videoState.flags & kDoubled) || !isVMD)) {
width *= 2;
height *= 2;
pitch *= 2;
scaleBuffer = new byte[width * height * bytesPerPixel];
}
uint16 x, y;
// Sanity check...
if (videoState.x > 0 && videoState.y > 0 && isVMD) {
x = videoState.x;
y = videoState.y;
if (x + width > screenWidth || y + height > screenHeight) {
// Happens in the Lighthouse demo
warning("VMD video won't fit on screen, centering it instead");
x = (screenWidth - width) / 2;
y = (screenHeight - height) / 2;
}
} else {
x = (screenWidth - width) / 2;
y = (screenHeight - height) / 2;
}
bool skipVideo = false;
if (videoDecoder->hasDirtyPalette())
videoDecoder->setSystemPalette();
while (!g_engine->shouldQuit() && !videoDecoder->endOfVideo() && !skipVideo) {
if (videoDecoder->needsUpdate()) {
const Graphics::Surface *frame = videoDecoder->decodeNextFrame();
if (frame) {
if (scaleBuffer) {
// TODO: Probably should do aspect ratio correction in e.g. GK1 Windows
g_sci->_gfxScreen->scale2x((byte *)frame->pixels, scaleBuffer, videoDecoder->getWidth(), videoDecoder->getHeight(), bytesPerPixel);
g_system->copyRectToScreen(scaleBuffer, pitch, x, y, width, height);
} else {
g_system->copyRectToScreen((byte *)frame->pixels, frame->pitch, x, y, width, height);
}
if (videoDecoder->hasDirtyPalette())
videoDecoder->setSystemPalette();
g_system->updateScreen();
}
}
Common::Event event;
while (g_system->getEventManager()->pollEvent(event)) {
if ((event.type == Common::EVENT_KEYDOWN && event.kbd.keycode == Common::KEYCODE_ESCAPE) || event.type == Common::EVENT_LBUTTONUP)
skipVideo = true;
}
g_system->delayMillis(10);
}
delete[] scaleBuffer;
delete videoDecoder;
}
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].segment != 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
SeqDecoder *seqDecoder = new SeqDecoder();
seqDecoder->setFrameDelay(argv[1].toUint16()); // Time between frames in ticks
videoDecoder = seqDecoder;
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(g_system->getMixer());
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;
}
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;
}
#ifdef ENABLE_SCI32
reg_t kRobot(EngineState *s, int argc, reg_t *argv) {
int16 subop = argv[0].toUint16();
switch (subop) {
case 0: { // init
int id = argv[1].toUint16();
reg_t obj = argv[2];
int16 flag = argv[3].toSint16();
int16 x = argv[4].toUint16();
int16 y = argv[5].toUint16();
warning("kRobot(init), id %d, obj %04x:%04x, flag %d, x=%d, y=%d", id, PRINT_REG(obj), flag, x, y);
g_sci->_robotDecoder->load(id);
g_sci->_robotDecoder->setPos(x, y);
}
break;
case 1: // LSL6 hires (startup)
// TODO
return NULL_REG; // an integer is expected
case 4: { // start - we don't really have a use for this one
//int id = argv[1].toUint16();
//warning("kRobot(start), id %d", id);
}
break;
case 7: // unknown, called e.g. by Phantasmagoria
warning("kRobot(%d)", subop);
break;
case 8: // sync
if ((uint32)g_sci->_robotDecoder->getCurFrame() != g_sci->_robotDecoder->getFrameCount() - 1) {
writeSelector(s->_segMan, argv[1], SELECTOR(signal), NULL_REG);
} else {
g_sci->_robotDecoder->close();
// Signal the engine scripts that the video is done
writeSelector(s->_segMan, argv[1], SELECTOR(signal), SIGNAL_REG);
}
break;
default:
warning("kRobot(%d)", subop);
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].offset;
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].offset, argv[2].offset);
s->_videoState.x = argv[1].offset;
s->_videoState.y = argv[2].offset;
if (argc > 4 && flags & 16)
warning("gammaBoost: %d%% between palette entries %d and %d", argv[4].offset, argv[5].offset, argv[6].offset);
break;
}
case 6: // Play
videoDecoder = new Video::VMDDecoder(g_system->getMixer());
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 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 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(g_system->getMixer());
if (!videoDecoder->loadFile(s->_videoState.fileName)) {
warning("Could not open Duck %s", s->_videoState.fileName.c_str());
break;
}
if (reshowCursor)
g_sci->_gfxCursor->kernelHide();
playVideo(videoDecoder, s->_videoState);
if (reshowCursor)
g_sci->_gfxCursor->kernelShow();
break;
default:
kStub(s, argc, argv);
break;
}
return s->r_acc;
}
#endif
} // End of namespace Sci
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