vp32/CoreLibs/Include/dxl_main.h

   1 //==========================================================================
   2 //
   3 //  THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
   4 //  KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
   5 //  IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
   6 //  PURPOSE.
   7 //
   8 //  Copyright (c) 1999 - 2001  On2 Technologies Inc. All Rights Reserved.
   9 //
  10 //--------------------------------------------------------------------------
  11
  12
  13 #ifndef _dxl_main_h
  14 #define _dxl_main_h
  15
  16 #if defined(__cplusplus)
  17 extern "C" {
  18 #endif
  19
  20 struct vScreen;
  21 struct tXImage;
  22
  23 struct tAudioBuff;
  24 struct tXAudioSource;
  25
  26 #if defined(__cplusplus)
  27 }
  28 #endif
  29
  30 #include "dkpltfrm.h"
  31 //#include "duktypes.h"
  32 #include "duck_dxl.h"
  33
  34 #if defined(__cplusplus)
  35 extern "C" {
  36 #endif
  37
  38 #define TMRTType 5
  39
  40 #define validate(x) {if (!x) return (int ) DXL_NULLSOURCE; if (!x->dkFlags.inUse) return (int ) DXL_NOTINUSE ;}
  41
  42 typedef void *blitFunc;
  43 /*typedef void (*blitFunc2)(DXL_XIMAGE_HANDLE,DXL_VSCREEN_HANDLE);   */
  44
  45 typedef int DXL_BLIT_FORMAT;
  46
  47 enum DKOBJECTTYPE {
  48     DXUNUSED = 0,
  49     DXXIMAGE = 1,
  50     DXVSCREEN = 2
  51 };
  52
  53 enum COLORDEPTH {
  54     PALETTE8    = 0,
  55     RGB555              = 1,
  56     RGB555A             = 2,
  57     RGB888              = 3,
  58     RGBA8888    = 4
  59 };
  60
  61 typedef struct tagflgs {
  62         unsigned inUse : 1;
  63         unsigned DXed : 1;
  64         unsigned clutOwner: 1;
  65         unsigned doCompleteBlit : 1;
  66         unsigned keyFrame : 1;
  67         unsigned nullFrame : 1;
  68         unsigned interframe : 1;
  69         unsigned logo : 1;
  70         unsigned allocated : 1;
  71 } dkInfoFlags;
  72
  73 typedef struct vflgs {
  74         unsigned clipped : 1;
  75         unsigned showInfoDots : 1;
  76 } vFlags;
  77
  78 typedef struct frameheader {
  79         unsigned char   hdrSize;
  80         unsigned char   Type;
  81         unsigned char   DeltaSet;
  82         unsigned char   Table;
  83         unsigned short Ysize;
  84         unsigned short Xsize;
  85         unsigned short  CheckSum;
  86         unsigned char   CVersion;
  87         unsigned char   metaType;
  88         unsigned char   Frameinfo;
  89         unsigned char   Control;
  90         unsigned short xoff,yoff,width,height;
  91 } FRAMEHEADER;
  92
  93 typedef struct DXINFOSTRUCT{
  94         int imwidth;
  95         int imheight;
  96         int blockpower;
  97         int lpbmione;
  98         int block2x;
  99         unsigned char *vectbl;
 100         int hinterp;
 101         int interframe;
 102         int iskeyframe;
 103         int sprite;
 104         int bitcnt;
 105         int hdrSize;
 106         int drawing;
 107         int fmt;
 108         FRAMEHEADER f;
 109         int algorithm;
 110 } dxInfoStruct;
 111
 112 /*
 113         base "class" for xImage(s):
 114
 115         enum DKOBJECTTYPE dkObjectType; // type of object
 116         dkInfoFlags dkFlags;                    // universal flags
 117         enum COLORDEPTH cDepth;                 // colorDepth
 118         short imWidth,imHeight;                 // internal width & height
 119         short x,y,w,h;                                  // location and dx'd dimensions
 120         unsigned char *addr;                    // pointer to compressed data
 121         DXL_VSCREEN_HANDLE lVScreen;    // last know destination
 122         DXL_XIMAGE_HANDLE (*create)(void);              // creator (constructor)
 123         DXL_XIMAGE_HANDLE (*recreate)(void);    // recreate base w/h/type/etc.
 124         int (*destroy)(void);                   // destroyer (destructor)
 125         int (*seedData)(void);                  // reseed with new compressed data
 126         int (*dx)(void);                                // decompress (to vScreen)
 127         int (*blit)(void);                              // blit from internal state
 128 */
 129
 130 /*
 131         char *(*perfStats)(DXL_XIMAGE_HANDLE, char *storage); \
 132 */
 133
 134 #define xImageBaseStruct \
 135         enum DKOBJECTTYPE dkObjectType; \
 136         dkInfoFlags dkFlags; \
 137         enum COLORDEPTH colorDepth; \
 138         short imWidth,imHeight; \
 139         short x,y,w,h; \
 140         unsigned char *addr; \
 141         DXL_VSCREEN_HANDLE lVScreen; \
 142         enum BITDEPTH *bdPrefs; \
 143         DXL_XIMAGE_HANDLE (*create)(void *); \
 144         DXL_XIMAGE_HANDLE (*recreate)(DXL_XIMAGE_HANDLE,void *,int,int,int,int); \
 145         int (*destroy)(DXL_XIMAGE_HANDLE); \
 146         int (*seedData)(DXL_XIMAGE_HANDLE); \
 147         int (*dx)(DXL_XIMAGE_HANDLE, DXL_VSCREEN_HANDLE); \
 148         int (*blit)(DXL_XIMAGE_HANDLE, DXL_VSCREEN_HANDLE); \
 149     int (*internalFormat)(DXL_XIMAGE_HANDLE, DXL_VSCREEN_HANDLE); \
 150     int (*verify)(DXL_XIMAGE_HANDLE, DXL_VSCREEN_HANDLE); \
 151         int fSize; \
 152         long (*GetXImageCSize)(DXL_XIMAGE_HANDLE); \
 153         void *(*getFrameBuffer)(DXL_XIMAGE_HANDLE)
 154
 155 typedef struct tXImage{
 156         xImageBaseStruct;
 157 } DXL_XIMAGE;
 158
 159 typedef struct tXImage1{
 160         xImageBaseStruct;
 161
 162         /********** TM1 specific follows **********/
 163         enum IMAGETYPE imType;
 164
 165         unsigned char *lineBuffer;
 166         int lineBufferSize;
 167
 168         unsigned long *chromaBuffer;
 169         int chromaBufferSize;
 170
 171         short dxCount; /* number of lines left to decompress */
 172         short lw,lh;
 173
 174         enum BGMODE sprMode;
 175         short sprColor; /* sprite mode and color for blending */
 176
 177     dxInfoStruct dxInfo;
 178 } DXL_XIMAGE_1,*DXL_XIMAGE_1HANDLE;
 179
 180 typedef struct vScreen{
 181         enum DKOBJECTTYPE dkObjectType;
 182         unsigned char *addr,*laddr;     /* address of destination and what it was the last time */
 183         unsigned char *bAddr,*bOffsetAddr;      /* address of sprite background */
 184         enum BITDEPTH bd;               /* format of destination */
 185         enum BLITQUALITY bq;    /* blit translation mode */
 186         short pitch,height;             /* pitch and height of dest */
 187         short bx,by,bPitch;             /* x,y, and pitch of background */
 188         short viewX,viewY;              /* offset/clipping viewport within destination */
 189         short viewW,viewH;
 190         short clipX,clipY;              /* clipping rectangle within viewport */
 191         short clipW,clipH;
 192         dkInfoFlags dkFlags;
 193         DXL_XIMAGE_HANDLE lXImage; /* last XImage decompressed here, useful for smart blitting */
 194         unsigned char *clut1,*clut2;
 195         DXL_BLIT_FORMAT blitFormat;
 196
 197     void *blitSetup;
 198     void *blitter;
 199     void *blitExit;
 200
 201         int vesaMode;
 202         unsigned char *drawAddr;
 203         short drawW,drawH;
 204         vFlags flags;
 205
 206 } DXL_VSCREEN;
 207
 208 /* private functions */
 209 int decodeHeader(void *data,register dxInfoStruct *dxInfo);
 210
 211
 212 #define MAX_CDEPTHS DXMAX
 213 #define MAX_BQUALITIES DXBLITMAX
 214
 215 typedef enum tDXL_INTERNAL_FORMAT {
 216         DXL_NULL_IFORMAT = -1,
 217         DXL_LINE16 = 0,
 218         DXL_LINE16i = 1,
 219         DXL_LINE16hi = 2,
 220         DXL_LINE16spr = 3,
 221         DXL_LINE8 = 4,
 222     TM2_BLOCK24 = 5,
 223     TM1_24 = 6,
 224     TORQ_YUY2 = 7,
 225     TORQ_YUY2hi = 8,
 226     YV12 = 9,
 227     SWET_YUV = 10,
 228         DXL_MAX_IFORMATS
 229 } DXL_INTERNAL_FORMAT;
 230
 231 DXL_BLIT_FORMAT DXL_ReserveBlitter(void);
 232 DXL_BLIT_FORMAT DXL_OverrideBlitter(enum BLITQUALITY bq,enum BITDEPTH bd);
 233 int DXL_RegisterBlitter(DXL_BLIT_FORMAT dFormat, DXL_INTERNAL_FORMAT ,
 234                                                 blitFunc blit, blitFunc setup, blitFunc exit);
 235
 236 blitFunc DXL_GetBlitFunc(DXL_XIMAGE_HANDLE ,DXL_VSCREEN_HANDLE );
 237 blitFunc DXL_GetBlitSetupFunc(DXL_XIMAGE_HANDLE ,DXL_VSCREEN_HANDLE );
 238 blitFunc DXL_GetBlitExitFunc(DXL_XIMAGE_HANDLE ,DXL_VSCREEN_HANDLE );
 239
 240 blitFunc DXL_GetVBlitFunc(DXL_VSCREEN_HANDLE ,DXL_VSCREEN_HANDLE );
 241 blitFunc DXL_GetVBlitSetupFunc(DXL_VSCREEN_HANDLE ,DXL_VSCREEN_HANDLE );
 242 blitFunc DXL_GetVBlitExitFunc(DXL_VSCREEN_HANDLE ,DXL_VSCREEN_HANDLE );
 243
 244 DXL_BLIT_FORMAT DXL_GetVScreenBlitFormat(DXL_VSCREEN_HANDLE );
 245 DXL_INTERNAL_FORMAT DXL_GetXImageInternalFormat(DXL_XIMAGE_HANDLE ,DXL_VSCREEN_HANDLE );
 246
 247 DXL_INTERNAL_FORMAT DXL_GetVScreenInternalFormat(DXL_VSCREEN_HANDLE vScreen);
 248
 249 int dxl_GetAlgHandle(unsigned long fourcc);
 250 int dxl_RegisterInternalFormat(int xHandle, DXL_INTERNAL_FORMAT xFormat);
 251
 252 int DXL_VScreenInfoDots(DXL_XIMAGE_HANDLE src, DXL_VSCREEN_HANDLE dst);
 253
 254 int DXL_GetVScreenSizeOfPixel(DXL_VSCREEN_HANDLE );
 255 unsigned char *DXL_GetDestAddress(DXL_XIMAGE_HANDLE src, DXL_VSCREEN_HANDLE dst);
 256
 257 int DXL_GetXImageOffset(DXL_XIMAGE_HANDLE,int *,int *);
 258
 259 typedef DXL_XIMAGE_HANDLE (*createFunc)(unsigned char *data);
 260 int DXL_RegisterXImage(createFunc creator,unsigned long fourcc,DXL_INTERNAL_FORMAT iForm);
 261
 262 void registerDuckBlitters(void);
 263 void resetBlitters(void);
 264
 265 void dxv_logo( unsigned char *dst, int width, int height, int pitch,
 266                                            enum BITDEPTH format, int dci, enum BLITQUALITY bq);
 267
 268 void dxl_24c(void *compaddr, void *scrnaddr,
 269         int dstPitch,int iskeyframe,
 270         int hinterp,int doublesize,
 271         int scrnwidth,int scrnheight,
 272         int blockpower, int block2x,
 273         int forceheight, char *lastdecomp,
 274         char *lastcdecomp);
 275
 276 #define DXL_MKFOURCC( ch0, ch1, ch2, ch3 ) \
 277                 ( (unsigned long)(unsigned char)(ch0) | ( (unsigned long)(unsigned char)(ch1) << 8 ) |    \
 278                 ( (unsigned long)(unsigned char)(ch2) << 16 ) | ( (unsigned long)(unsigned char)(ch3) << 24 ) )
 279
 280 #if defined(__cplusplus)
 281 }
 282 #endif
 283
 284 #endif