mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-14 05:38:56 +00:00
54ec6bdea0
Subtitles are now tied to VideoEntry instead of the VideoManager this allows to load different videos while having a subtitle for each. Screen update is done only when necessary and overlay is cleared at specific points.
447 lines
11 KiB
C++
447 lines
11 KiB
C++
/* 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 3 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, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#include "mohawk/mohawk.h"
|
|
#include "mohawk/resource.h"
|
|
#include "mohawk/video.h"
|
|
|
|
#include "common/algorithm.h"
|
|
#include "common/debug.h"
|
|
#include "common/events.h"
|
|
#include "common/textconsole.h"
|
|
#include "common/system.h"
|
|
|
|
#include "graphics/palette.h"
|
|
#include "graphics/surface.h"
|
|
|
|
#include "video/qt_decoder.h"
|
|
|
|
|
|
namespace Mohawk {
|
|
|
|
VideoEntry::VideoEntry() : _video(nullptr), _id(-1), _x(0), _y(0), _loop(false), _enabled(true) {
|
|
}
|
|
|
|
VideoEntry::VideoEntry(Video::VideoDecoder *video, const Common::String &fileName) : _video(video), _fileName(fileName), _id(-1), _x(0), _y(0), _loop(false), _enabled(true) {
|
|
}
|
|
|
|
VideoEntry::VideoEntry(Video::VideoDecoder *video, int id) : _video(video), _id(id), _x(0), _y(0), _loop(false), _enabled(true) {
|
|
}
|
|
|
|
VideoEntry::~VideoEntry() {
|
|
close();
|
|
}
|
|
|
|
void VideoEntry::close() {
|
|
delete _video;
|
|
_video = nullptr;
|
|
|
|
if (_subtitles.isLoaded()) {
|
|
g_system->hideOverlay();
|
|
}
|
|
}
|
|
|
|
bool VideoEntry::endOfVideo() const {
|
|
return !isOpen() || _video->endOfVideo();
|
|
}
|
|
|
|
int VideoEntry::getCurFrame() const {
|
|
assert(_video);
|
|
return _video->getCurFrame();
|
|
}
|
|
|
|
uint32 VideoEntry::getFrameCount() const {
|
|
assert(_video);
|
|
return _video->getFrameCount();
|
|
}
|
|
|
|
uint32 VideoEntry::getTime() const {
|
|
assert(_video);
|
|
return _video->getTime();
|
|
}
|
|
|
|
Audio::Timestamp VideoEntry::getDuration() const {
|
|
assert(_video);
|
|
return _video->getDuration();
|
|
}
|
|
|
|
Common::Rational VideoEntry::getRate() const {
|
|
assert(_video);
|
|
return _video->getRate();
|
|
}
|
|
|
|
void VideoEntry::center() {
|
|
assert(_video);
|
|
_x = (g_system->getWidth() - _video->getWidth()) / 2;
|
|
_y = (g_system->getHeight() - _video->getHeight()) / 2;
|
|
}
|
|
|
|
void VideoEntry::setBounds(const Audio::Timestamp &startTime, const Audio::Timestamp &endTime) {
|
|
assert(_video);
|
|
_start = startTime;
|
|
_video->setEndTime(endTime);
|
|
_video->seek(startTime);
|
|
}
|
|
|
|
void VideoEntry::seek(const Audio::Timestamp &time) {
|
|
assert(_video);
|
|
_video->seek(time);
|
|
}
|
|
|
|
void VideoEntry::setRate(const Common::Rational &rate) {
|
|
assert(_video);
|
|
_video->setRate(rate);
|
|
}
|
|
|
|
void VideoEntry::pause(bool isPaused) {
|
|
assert(_video);
|
|
_video->pauseVideo(isPaused);
|
|
|
|
if (_subtitles.isLoaded()) {
|
|
if (isPaused) {
|
|
g_system->hideOverlay();
|
|
} else {
|
|
g_system->showOverlay(false);
|
|
g_system->clearOverlay();
|
|
_subtitles.drawSubtitle(_video->getTime(), true);
|
|
}
|
|
}
|
|
}
|
|
|
|
void VideoEntry::start() {
|
|
assert(_video);
|
|
_video->start();
|
|
|
|
if (_subtitles.isLoaded()) {
|
|
const int16 h = g_system->getOverlayHeight(),
|
|
w = g_system->getOverlayWidth();
|
|
_subtitles.setBBox(Common::Rect(20, h - 120, w - 20, h - 20));
|
|
_subtitles.setColor(0xff, 0xff, 0xff);
|
|
_subtitles.setFont("FreeSans.ttf");
|
|
|
|
g_system->showOverlay(false);
|
|
g_system->clearOverlay();
|
|
}
|
|
}
|
|
|
|
void VideoEntry::stop() {
|
|
assert(_video);
|
|
_video->stop();
|
|
|
|
if (_subtitles.isLoaded()) {
|
|
g_system->hideOverlay();
|
|
}
|
|
}
|
|
|
|
bool VideoEntry::isPlaying() const {
|
|
assert(_video);
|
|
return _video->isPlaying();
|
|
}
|
|
|
|
int VideoEntry::getVolume() const {
|
|
assert(_video);
|
|
return _video->getVolume();
|
|
}
|
|
|
|
void VideoEntry::setVolume(int volume) {
|
|
assert(_video);
|
|
_video->setVolume(CLIP(volume, 0, 255));
|
|
}
|
|
|
|
VideoManager::VideoManager(MohawkEngine *vm) : _vm(vm) {
|
|
// Set dithering enabled, if required
|
|
_enableDither = (_vm->getGameType() == GType_MYST || _vm->getGameType() == GType_MAKINGOF) && !_vm->isGameVariant(GF_ME);
|
|
}
|
|
|
|
VideoManager::~VideoManager() {
|
|
stopVideos();
|
|
}
|
|
|
|
void VideoManager::pauseVideos() {
|
|
for (VideoList::iterator it = _videos.begin(); it != _videos.end(); it++)
|
|
(*it)->pause(true);
|
|
}
|
|
|
|
void VideoManager::resumeVideos() {
|
|
for (VideoList::iterator it = _videos.begin(); it != _videos.end(); it++)
|
|
(*it)->pause(false);
|
|
}
|
|
|
|
void VideoManager::stopVideos() {
|
|
for (VideoList::iterator it = _videos.begin(); it != _videos.end(); it++)
|
|
(*it)->close();
|
|
|
|
_videos.clear();
|
|
}
|
|
|
|
VideoEntryPtr VideoManager::playMovie(const Common::String &fileName, Audio::Mixer::SoundType soundType) {
|
|
VideoEntryPtr ptr = open(fileName, soundType);
|
|
if (!ptr)
|
|
return VideoEntryPtr();
|
|
|
|
|
|
Common::String subtitlesName = Common::String::format("%s.srt", fileName.substr(0, fileName.size() - 4).c_str());
|
|
ptr->loadSubtitles(subtitlesName.c_str());
|
|
|
|
ptr->start();
|
|
return ptr;
|
|
}
|
|
|
|
VideoEntryPtr VideoManager::playMovie(uint16 id) {
|
|
VideoEntryPtr ptr = open(id);
|
|
if (!ptr)
|
|
return VideoEntryPtr();
|
|
|
|
ptr->start();
|
|
return ptr;
|
|
}
|
|
|
|
bool VideoManager::updateMovies() {
|
|
bool updateScreen = false;
|
|
|
|
for (VideoList::iterator it = _videos.begin(); it != _videos.end(); ) {
|
|
// Check of the video has reached the end
|
|
if ((*it)->endOfVideo()) {
|
|
if ((*it)->isLooping()) {
|
|
// Seek back if looping
|
|
(*it)->seek((*it)->getStart());
|
|
} else {
|
|
// Done; close and continue on
|
|
(*it)->close();
|
|
it = _videos.erase(it);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
Video::VideoDecoder *video = (*it)->_video;
|
|
|
|
// Ignore paused videos
|
|
if (video->isPaused()) {
|
|
it++;
|
|
continue;
|
|
}
|
|
|
|
// Check if we need to draw a frame
|
|
if (video->needsUpdate()) {
|
|
if (drawNextFrame(*it)) {
|
|
updateScreen = true;
|
|
}
|
|
|
|
updateScreen |= (*it)->_subtitles.drawSubtitle(video->getTime(), false);
|
|
}
|
|
|
|
// Remember to increase the iterator
|
|
it++;
|
|
}
|
|
|
|
// Return true if we need to update the screen
|
|
return updateScreen;
|
|
}
|
|
|
|
bool VideoManager::drawNextFrame(VideoEntryPtr videoEntry) {
|
|
Video::VideoDecoder *video = videoEntry->_video;
|
|
const Graphics::Surface *frame = video->decodeNextFrame();
|
|
|
|
if (!frame || !videoEntry->isEnabled()) {
|
|
return false;
|
|
}
|
|
|
|
Graphics::Surface *convertedFrame = nullptr;
|
|
Graphics::PixelFormat pixelFormat = _vm->_system->getScreenFormat();
|
|
|
|
if (frame->format != pixelFormat) {
|
|
// We don't support downconverting to 8bpp without having
|
|
// support in the codec. Set _enableDither if shows up.
|
|
if (pixelFormat.bytesPerPixel == 1) {
|
|
warning("Cannot convert high color video frame to 8bpp");
|
|
return false;
|
|
}
|
|
|
|
// Convert to the current screen format
|
|
convertedFrame = frame->convertTo(pixelFormat, video->getPalette());
|
|
frame = convertedFrame;
|
|
} else if (pixelFormat.bytesPerPixel == 1 && video->hasDirtyPalette()) {
|
|
// Set the palette when running in 8bpp mode only
|
|
// Don't do this for Myst, which has its own per-stack handling
|
|
if (_vm->getGameType() != GType_MYST)
|
|
_vm->_system->getPaletteManager()->setPalette(video->getPalette(), 0, 256);
|
|
}
|
|
|
|
// Clip the video to make sure it stays on the screen (Myst does this a few times)
|
|
Common::Rect targetRect = Common::Rect(video->getWidth(), video->getHeight());
|
|
targetRect.translate(videoEntry->getX(), videoEntry->getY());
|
|
|
|
Common::Rect frameRect = Common::Rect(video->getWidth(), video->getHeight());
|
|
|
|
if (targetRect.left < 0) {
|
|
frameRect.left -= targetRect.left;
|
|
targetRect.left = 0;
|
|
}
|
|
|
|
if (targetRect.top < 0) {
|
|
frameRect.top -= targetRect.top;
|
|
targetRect.top = 0;
|
|
}
|
|
|
|
if (targetRect.right > _vm->_system->getWidth()) {
|
|
frameRect.right -= targetRect.right - _vm->_system->getWidth();
|
|
targetRect.right = _vm->_system->getWidth();
|
|
}
|
|
|
|
if (targetRect.bottom > _vm->_system->getHeight()) {
|
|
frameRect.bottom -= targetRect.bottom - _vm->_system->getHeight();
|
|
targetRect.bottom = _vm->_system->getHeight();
|
|
}
|
|
|
|
_vm->_system->copyRectToScreen(frame->getBasePtr(frameRect.left, frameRect.top), frame->pitch,
|
|
targetRect.left, targetRect.top, targetRect.width(), targetRect.height());
|
|
|
|
// Delete 8bpp conversion surface
|
|
if (convertedFrame) {
|
|
convertedFrame->free();
|
|
delete convertedFrame;
|
|
}
|
|
|
|
// We've drawn something to the screen, make sure we update it
|
|
return true;
|
|
}
|
|
|
|
VideoEntryPtr VideoManager::open(uint16 id) {
|
|
// If this video is already playing, return that handle
|
|
VideoEntryPtr oldVideo = findVideo(id);
|
|
if (oldVideo)
|
|
return oldVideo;
|
|
|
|
// Otherwise, create a new entry
|
|
Video::QuickTimeDecoder *video = new Video::QuickTimeDecoder();
|
|
video->setChunkBeginOffset(_vm->getResourceOffset(ID_TMOV, id));
|
|
video->loadStream(_vm->getResource(ID_TMOV, id));
|
|
|
|
// Create the entry
|
|
VideoEntryPtr entry(new VideoEntry(video, id));
|
|
|
|
// Enable dither if necessary
|
|
checkEnableDither(entry);
|
|
|
|
// Add it to the video list
|
|
_videos.push_back(entry);
|
|
|
|
return entry;
|
|
}
|
|
|
|
VideoEntryPtr VideoManager::open(const Common::String &fileName, Audio::Mixer::SoundType soundType) {
|
|
// If this video is already playing, return that entry
|
|
VideoEntryPtr oldVideo = findVideo(fileName);
|
|
if (oldVideo)
|
|
return oldVideo;
|
|
|
|
// Otherwise, create a new entry
|
|
Common::SeekableReadStream *stream = SearchMan.createReadStreamForMember(fileName);
|
|
if (!stream)
|
|
return VideoEntryPtr();
|
|
|
|
Video::VideoDecoder *video = new Video::QuickTimeDecoder();
|
|
video->setSoundType(soundType);
|
|
if (!video->loadStream(stream)) {
|
|
// FIXME: Better error handling
|
|
delete video;
|
|
return VideoEntryPtr();
|
|
}
|
|
|
|
// Create the entry
|
|
VideoEntryPtr entry(new VideoEntry(video, fileName));
|
|
|
|
// Enable dither if necessary
|
|
checkEnableDither(entry);
|
|
|
|
// Add it to the video list
|
|
_videos.push_back(entry);
|
|
|
|
return entry;
|
|
}
|
|
|
|
VideoEntryPtr VideoManager::findVideo(uint16 id) {
|
|
if (id == 0)
|
|
return VideoEntryPtr();
|
|
|
|
for (VideoList::iterator it = _videos.begin(); it != _videos.end(); it++)
|
|
if ((*it)->getID() == id)
|
|
return *it;
|
|
|
|
return VideoEntryPtr();
|
|
}
|
|
|
|
VideoEntryPtr VideoManager::findVideo(const Common::String &fileName) {
|
|
if (fileName.empty())
|
|
return VideoEntryPtr();
|
|
|
|
for (VideoList::iterator it = _videos.begin(); it != _videos.end(); it++)
|
|
if ((*it)->getFileName().equalsIgnoreCase(fileName))
|
|
return *it;
|
|
|
|
return VideoEntryPtr();
|
|
}
|
|
|
|
bool VideoManager::isVideoPlaying() {
|
|
for (VideoList::iterator it = _videos.begin(); it != _videos.end(); it++)
|
|
if (!(*it)->endOfVideo())
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
void VideoManager::drawVideoFrame(const VideoEntryPtr &video, const Audio::Timestamp &time) {
|
|
assert(video);
|
|
video->seek(time);
|
|
drawNextFrame(video);
|
|
video->stop();
|
|
}
|
|
|
|
VideoManager::VideoList::iterator VideoManager::findEntry(VideoEntryPtr ptr) {
|
|
return Common::find(_videos.begin(), _videos.end(), ptr);
|
|
}
|
|
|
|
void VideoManager::removeEntry(const VideoEntryPtr &video) {
|
|
VideoManager::VideoList::iterator it = findEntry(video);
|
|
if (it != _videos.end())
|
|
_videos.erase(it);
|
|
}
|
|
|
|
void VideoManager::checkEnableDither(VideoEntryPtr &entry) {
|
|
// If we're not dithering, bail out
|
|
if (!_enableDither)
|
|
return;
|
|
|
|
// Set the palette
|
|
byte palette[256 * 3];
|
|
g_system->getPaletteManager()->grabPalette(palette, 0, 256);
|
|
entry->_video->setDitheringPalette(palette);
|
|
|
|
if (entry->_video->getPixelFormat().bytesPerPixel != 1) {
|
|
if (entry->getFileName().empty())
|
|
error("Failed to set dither for video tMOV %d", entry->getID());
|
|
else
|
|
error("Failed to set dither for video %s", entry->getFileName().c_str());
|
|
}
|
|
}
|
|
|
|
} // End of namespace Mohawk
|