scummvm/smush.h

104 lines
2.6 KiB
C++

// Residual - Virtual machine to run LucasArts' 3D adventure games
// Copyright (C) 2003-2004 The ScummVM-Residual Team (www.scummvm.org)
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#ifndef SMUSH_PLAYER_H
#define SMUSH_PLAYER_H
#include "bits.h"
#include "debug.h"
#include <cstring>
#include <zlib.h>
#include "blocky16.h"
#include "mixer/mixer.h"
class zlibFile {
private:
FILE *_handle;
z_stream _stream; // Zlib stream
char *_inBuf; // Buffer for decompression
bool _fileDone;
public:
zlibFile();
~zlibFile();
bool open(const char *filename);
void close();
bool isOpen();
uint32 read(void *ptr, uint32 size);
uint8 readByte();
uint16 readUint16LE();
uint32 readUint32LE();
uint16 readUint16BE();
uint32 readUint32BE();
};
class Smush {
private:
int32 _nbframes;
Blocky16 _blocky16;
zlibFile _file;
PlayingSoundHandle _soundHandle;
int32 _frame;
bool _updateNeeded;
int32 _speed;
int32 _movieTime;
int _channels;
int _freq;
bool _videoFinished;
bool _videoPause;
int _x, _y;
int _width, _height;
byte *_dst, *_buf;
SDL_Surface* _surface;
SDL_Surface* _bufSurface;
public:
Smush();
~Smush();
bool play(const char *filename, int x, int y);
void stop();
void pause(bool pause) { _videoPause = pause; }
bool isPlaying() { return !_videoFinished; }
bool isUpdateNeeded() { return _updateNeeded; }
byte *getDstPtr() { return _buf; }
int getX() { return _x; }
int getY() { return _y; }
int getWidth() {return _width; }
int getHeight() { return _height; }
void clearUpdateNeeded() { _updateNeeded = false; }
int32 getMovieTime() { return _movieTime; }
private:
static void timerCallback(void *ptr);
void parseNextFrame();
void handleFramesHeader();
void handleFrame();
void handleBlocky16(byte *src);
void handleWave(const byte *src, uint32 size);
void init();
void deinit();
bool setupAnim(const char *file, int x, int y);
void updateGLScreen();
};
extern Smush *g_smush;
#endif