scummvm/engines/mohawk/video.h

132 lines
3.8 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 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.
*
* $URL$
* $Id$
*
*/
#ifndef MOHAWK_VIDEO_H
#define MOHAWK_VIDEO_H
#include "common/array.h"
#include "graphics/pixelformat.h"
#include "video/video_decoder.h"
namespace Mohawk {
class MohawkEngine;
struct MLSTRecord {
uint16 index;
uint16 movieID;
uint16 code;
uint16 left;
uint16 top;
uint16 u0[3];
uint16 loop;
uint16 volume;
uint16 u1;
};
struct VideoEntry {
// Playback variables
Video::SeekableVideoDecoder *video;
uint16 x;
uint16 y;
bool loop;
bool enabled;
Audio::Timestamp start, end;
// Identification
Common::String filename; // External video files
int id; // Internal Mohawk files
// Helper functions
Video::SeekableVideoDecoder *operator->() const { assert(video); return video; } // TODO: Remove this eventually
void clear();
bool endOfVideo();
};
typedef int32 VideoHandle;
enum {
NULL_VID_HANDLE = -1
};
class VideoManager {
public:
VideoManager(MohawkEngine *vm);
~VideoManager();
// Generic movie functions
void playMovieBlocking(const Common::String &filename, uint16 x = 0, uint16 y = 0, bool clearScreen = false);
void playMovieBlockingCentered(const Common::String &filename, bool clearScreen = true);
VideoHandle playMovie(const Common::String &filename, int16 x = -1, int16 y = -1, bool loop = false);
VideoHandle playMovie(uint16 id, int16 x = -1, int16 y = -1, bool loop = false);
bool updateMovies();
void pauseVideos();
void resumeVideos();
void stopVideos();
bool isVideoPlaying();
// Riven-related functions
void activateMLST(uint16 mlstId, uint16 card);
void clearMLST();
void enableMovieRiven(uint16 id);
void disableMovieRiven(uint16 id);
void disableAllMovies();
VideoHandle playMovieRiven(uint16 id);
void stopMovieRiven(uint16 id);
void playMovieBlockingRiven(uint16 id);
VideoHandle findVideoHandleRiven(uint16 id);
// Handle functions
VideoHandle findVideoHandle(uint16 id);
VideoHandle findVideoHandle(const Common::String &filename);
int32 getCurFrame(VideoHandle handle);
uint32 getFrameCount(VideoHandle handle);
uint32 getElapsedTime(VideoHandle handle);
uint32 getDuration(VideoHandle videoHandle);
bool endOfVideo(VideoHandle handle);
void setVideoBounds(VideoHandle handle, Audio::Timestamp start, Audio::Timestamp end);
void seekToTime(VideoHandle handle, Audio::Timestamp time);
void setVideoLooping(VideoHandle handle, bool loop);
void waitUntilMovieEnds(VideoHandle videoHandle);
void delayUntilMovieEnds(VideoHandle videoHandle);
void pauseMovie(VideoHandle videoHandle, bool pause);
private:
MohawkEngine *_vm;
// Riven-related variables
Common::Array<MLSTRecord> _mlstRecords;
// Keep tabs on any videos playing
Common::Array<VideoEntry> _videoStreams;
VideoHandle createVideoHandle(uint16 id, uint16 x, uint16 y, bool loop);
VideoHandle createVideoHandle(const Common::String &filename, uint16 x, uint16 y, bool loop);
};
} // End of namespace Mohawk
#endif