/* 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 GRAPHICS_VIDEO_MPEG_PLAYER_H #define GRAPHICS_VIDEO_MPEG_PLAYER_H #include "common/scummsys.h" #include "graphics/pixelformat.h" // Uncomment this if you are using libmpeg2 0.3.1. // #define USE_MPEG2_0_3_1 #ifdef USE_MPEG2 #ifdef __PLAYSTATION2__ typedef uint8 uint8_t; typedef uint16 uint16_t; typedef uint32 uint32_t; #endif #if !defined(_MSC_VER) #ifndef PALMOS_MODE # include <inttypes.h> #else # include <stdint.h> #endif #endif extern "C" { #include <mpeg2dec/mpeg2.h> } #ifdef USE_MPEG2_0_3_1 typedef int mpeg2_state_t; typedef sequence_t mpeg2_sequence_t; #define STATE_BUFFER -1 #endif #endif #ifdef BACKEND_8BIT #define SQR(x) ((x) * (x)) #define SHIFT 3 #else #define SHIFT 1 #endif #define BITDEPTH (1 << (8 - SHIFT)) #define ROUNDADD (1 << (SHIFT - 1)) #define BUFFER_SIZE 4096 namespace Common { class File; } class OSystem; namespace Graphics { class BaseAnimationState { protected: const int _movieWidth; const int _movieHeight; int _frameWidth; int _frameHeight; #ifndef BACKEND_8BIT int _movieScale; #endif OSystem *_sys; uint _frameNum; #ifdef USE_MPEG2 mpeg2dec_t *_mpegDecoder; const mpeg2_info_t *_mpegInfo; #endif Common::File *_mpegFile; #ifdef BACKEND_8BIT int _palNum; int _maxPalNum; byte _yuvLookup[2][(BITDEPTH+1) * (BITDEPTH+1) * (BITDEPTH+1)]; byte *_lut; byte *_lut2; int _lutCalcNum; int _curPal; int _cr; int _pos; struct { uint cnt; uint end; byte pal[4 * 256]; } _palettes[50]; #else OverlayColor *_overlay; Graphics::PixelFormat _overlayFormat; int16 *_colorTab; OverlayColor *_rgbToPix; #endif public: BaseAnimationState(OSystem *sys, int width, int height); virtual ~BaseAnimationState(); bool init(const char *name); bool decodeFrame(); void handleScreenChanged(); void updateScreen(); #ifndef BACKEND_8BIT void buildLookup(); #endif int getFrameWidth() { return _frameWidth; } int getFrameHeight() { return _frameHeight; } protected: bool checkPaletteSwitch(); virtual void drawYUV(int width, int height, byte *const *dat) = 0; #ifdef BACKEND_8BIT void buildLookup(int p, int lines); virtual void setPalette(byte *pal) = 0; #else void plotYUV(int width, int height, byte *const *dat); void plotYUV1x(int width, int height, byte *const *dat); void plotYUV2x(int width, int height, byte *const *dat); void plotYUV3x(int width, int height, byte *const *dat); #endif }; } // End of namespace Graphics #endif