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