TOOLS/realcodecs/drv4.c

   1 /*
   2  * This is a small DLL that works as a wrapper for the actual realdrv4.so.6.0
   3  * DLL from RealPlayer 8.0.
   4  *
   5  * This file is part of MPlayer.
   6  *
   7  * MPlayer is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * MPlayer is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 /*
  23    Assuming that RACloseCodec is the last call.
  24 */
  25
  26 #include <stddef.h>
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <dlfcn.h>
  31 #include <sys/time.h>
  32
  33 typedef unsigned long ulong;
  34
  35 //000000000000a410 g    DF .text  0000000000000043  G2          RV20toYUV420Free
  36 //000000000000a6c0 g    DF .text  0000000000000060  G2          RV20toYUV420CustomMessage
  37 //000000000000a200 g    DF .text  000000000000020c  G2          RV20toYUV420Init
  38 //000000000000a724 g    DF .text  0000000000000132  G2          RV20toYUV420HiveMessage
  39 //000000000000a458 g    DF .text  0000000000000262  G2          RV20toYUV420Transform
  40
  41 ulong (*rvyuvCustomMessage)(ulong,ulong);
  42 ulong (*rvyuvFree)(ulong);
  43 ulong (*rvyuvHiveMessage)(ulong,ulong);
  44 ulong (*rvyuvInit)(ulong,ulong);
  45 ulong (*rvyuvTransform)(ulong,ulong,ulong,ulong,ulong);
  46
  47 //void (*setDLLAccessPath)(ulong);
  48
  49 int b_dlOpened=0;
  50 void *handle=NULL;
  51
  52 /* exits program when failure */
  53 void loadSyms(void) {
  54         fputs("loadSyms()\n", stderr);
  55         if (!b_dlOpened) {
  56                 char *error;
  57
  58                 fputs("opening dll...\n",stderr);
  59                 handle = dlopen ("/usr/local/RealPlayer8/Codecs/realdrv4.so.6.0", RTLD_LAZY);
  60                 if (!handle) {
  61                         fputs (dlerror(), stderr);
  62                         exit(1);
  63                 }
  64
  65                 rvyuvCustomMessage = dlsym(handle, "RV20toYUV420CustomMessage");
  66                 if ((error = dlerror()) != NULL)  {
  67                         fprintf (stderr, "dlsym(rvyuvCustomMessage): %s\n", error);
  68                         exit(1);
  69                 }
  70                 fprintf(stderr, "RV20toYUV420CustomMessage()=0x%0x\n", rvyuvCustomMessage);
  71                 rvyuvFree = dlsym(handle, "RV20toYUV420Free");
  72                 if ((error = dlerror()) != NULL)  {
  73                         fprintf (stderr, "dlsym(rvyuvFree): %s\n", error);
  74                         exit(1);
  75                 }
  76                 fprintf(stderr, "RV20toYUV420Free()=0x%0x\n", rvyuvFree);
  77                 rvyuvHiveMessage = dlsym(handle, "RV20toYUV420HiveMessage");
  78                 if ((error = dlerror()) != NULL)  {
  79                         fprintf (stderr, "dlsym(rvyuvHiveMessage): %s\n", error);
  80                         exit(1);
  81                 }
  82                 fprintf(stderr, "RV20toYUV420HiveMessage()=0x%0x\n", rvyuvHiveMessage);
  83                 rvyuvInit = dlsym(handle, "RV20toYUV420Init");
  84                 if ((error = dlerror()) != NULL)  {
  85                         fprintf (stderr, "dlsym(rvyuvInit): %s\n", error);
  86                         exit(1);
  87                 }
  88                 fprintf(stderr, "RV20toYUV420Init()=0x%0x\n", rvyuvInit);
  89                 rvyuvTransform = dlsym(handle, "RV20toYUV420Transform");
  90                 if ((error = dlerror()) != NULL)  {
  91                         fprintf (stderr, "dlsym(rvyuvTransform): %s\n", error);
  92                         exit(1);
  93                 }
  94                 fprintf(stderr, "RV20toYUV420Transform()=0x%0x\n", rvyuvTransform);
  95                 b_dlOpened=1;
  96         }
  97 }
  98
  99 void closeDll(void) {
 100         if (handle) {
 101                 b_dlOpened=0;
 102                 dlclose(handle);
 103                 handle=NULL;
 104         }
 105 }
 106
 107 void _init(void) {
 108         loadSyms();
 109 }
 110
 111 struct timezone tz;
 112 struct timeval tv1, tv2;
 113
 114 void tic(void) {
 115         gettimeofday(&tv1, &tz);
 116 }
 117
 118 void toc(void) {
 119         long secs, usecs;
 120         gettimeofday(&tv2, &tz);
 121         secs=tv2.tv_sec-tv1.tv_sec;
 122         usecs=tv2.tv_usec-tv1.tv_usec;
 123         if (usecs<0) {
 124                 usecs+=1000000;
 125                 --secs;
 126         }
 127 //      fprintf(stderr, "Duration: %ld.%.6lds\n", secs, usecs);
 128 }
 129
 130
 131 static void hexdump(void *pos, int len) {
 132         unsigned char *cpos=pos, *cpos1;
 133         int lines=(len+15)>>4;
 134         while(lines--) {
 135                 int len1=len, i;
 136                 fprintf(stderr, "#R# %0x  ", (int)cpos-(int)pos);
 137                 cpos1=cpos;
 138                 for (i=0;i<16;i++) {
 139                         if (len1>0) {
 140                                 fprintf(stderr, "%02x ", *(cpos++));
 141                         } else {
 142                                 fprintf(stderr, "   ");
 143                         }
 144                         len1--;
 145                 }
 146                 fputs("  ", stderr);
 147                 cpos=cpos1;
 148                 for (i=0;i<16;i++) {
 149                         if (len>0) {
 150                                 unsigned char ch=(*(cpos++));
 151                                 if ((ch<32)||(ch>127)) ch='.';
 152                                 fputc(ch, stderr);
 153                         }
 154                         len--;
 155                 }
 156                 fputs("\n", stderr);
 157         }
 158         fputc('\n', stderr);
 159 }
 160
 161
 162 ulong RV20toYUV420CustomMessage(ulong* p1,ulong p2) {
 163         ulong result;
 164 //      ulong *pp1=p1;
 165 //      ulong temp[16];
 166         fprintf(stderr, "#R# => RV20toYUV420CustomMessage(%p,%p) [%ld,%ld,%ld] \n", p1, p2, p1[0],p1[1],p1[2]);
 167 #if 0
 168         if(p1[0]==0x24){
 169             hexdump(p1[2],64);
 170             memset(temp,0x77,16*4);
 171             memcpy(temp,p1[2],16);
 172             p1[2]=temp;
 173         } else {
 174             return 0;
 175         }
 176 #endif
 177
 178 //      fprintf(stderr, "ulong p2=0x%0lx(%ld))\n", p2, p2);
 179 //      hexdump((void*)p1, 12);
 180 //      if (pp1[0]==0x24) {
 181 //              hexdump((void*)(pp1[2]),128);
 182 //      }
 183 //      tic();
 184         result=(*rvyuvCustomMessage)(p1,p2);
 185 //      toc();
 186         fprintf(stderr, "#R# <= RV20toYUV420CustomMessage --> 0x%0lx(%ld)\n", result, result);
 187         return result;
 188 }
 189
 190 ulong RV20toYUV420Free(ulong p1) {
 191         ulong result;
 192         fprintf(stderr, "RV20toYUV420Free(ulong p1=0x%0lx(%ld))\n", p1, p1);
 193 //      hexdump((void*)p1, 44);
 194         tic();
 195         result=(*rvyuvFree)(p1);
 196         toc();
 197 //      hexdump((void*)p1, 44);
 198         fprintf(stderr, "RV20toYUV420Free --> 0x%0lx(%ld)\n\n\n", result, result);
 199         return result;
 200 }
 201
 202 char h_temp[32768];
 203
 204 ulong RV20toYUV420HiveMessage(ulong *p1,ulong p2) {
 205         ulong result;
 206         fprintf(stderr, "#R# RV20toYUV420HiveMessage(%p,%p)\n", p1, p2);
 207 //          p1->constant,p1->width,p1->height,p1->format1,p1->format2);
 208 //      fprintf(stderr, "ulong p2=0x%0lx(%ld))\n", p2, p2);
 209 //      hexdump((void*)p1, sizeof(struct init_data));
 210
 211         fprintf(stderr,">HIVE %ld %p\n",p1[0],p1[1]);
 212
 213         fprintf(stderr,"COPY INIT DATA!\n");
 214         memset(h_temp,0x77,1000);
 215         memcpy(h_temp,p1,4);
 216         fprintf(stderr,"COPY OK!\n");
 217
 218 //      tic();
 219 //      result=(*rvyuvHiveMessage)(p1,p2);
 220         result=(*rvyuvHiveMessage)(h_temp,p2);
 221 //      toc();
 222
 223         fprintf(stderr,"COPY INIT DATA!\n");
 224         memcpy(p1,h_temp,8);
 225         fprintf(stderr,"COPY OK!\n");
 226
 227         memset(h_temp,0x77,1000);
 228
 229 //      p1[0]=0;
 230 //      p1[1]=0x20000000;
 231
 232         fprintf(stderr,"<HIVE %ld %p\n",p1[0],p1[1]);
 233
 234 //      hexdump((void*)p1, sizeof(struct init_data));
 235 //      hexdump((void*)p1, 8);
 236         fprintf(stderr, "#R# RV20toYUV420HiveMessage --> 0x%0lx(%ld)\n\n", result, result);
 237         return result;
 238 }
 239
 240 struct init_data {
 241         short constant; //=0xb;
 242         short width, height;
 243         short x1,x2,x3;
 244         // 12
 245         ulong format1;
 246         long  x4;
 247         ulong format2;
 248 //      long unknown[32];
 249 };
 250
 251 static char i_temp[32768];
 252
 253 ulong RV20toYUV420Init(ulong p1,ulong p2) {
 254         ulong result;
 255         fprintf(stderr, "#R# RV20toYUV420Init(ulong p1=0x%0lx(%ld), ", p1, p1);
 256         fprintf(stderr, "ulong p2=0x%0lx(%ld))\n", p2, p2);
 257
 258         fprintf(stderr,"COPY INIT DATA!\n");
 259         memcpy(i_temp,p1,24);
 260         p1=i_temp;
 261         fprintf(stderr,"COPY OK!\n");
 262
 263         hexdump((void*)p1, 24);
 264         tic();
 265         result=(*rvyuvInit)(p1,p2);
 266         toc();
 267         hexdump((void*)p1, 24);
 268
 269         memset(i_temp,0x77,1000);
 270
 271 //      hexdump(*((void**)p2), 512);
 272         fprintf(stderr, "#R# RV20toYUV420Init --> 0x%0lx(%ld)\n\n\n", result, result);
 273         return result;
 274 }
 275
 276 unsigned long build_crc(unsigned char *pch, unsigned long len) {
 277         unsigned long crc=0, a;
 278 //      unsigned long b;
 279         // it's not the real crc function, but so what...
 280         while (len--) {
 281                 a=*(pch++);
 282 //              a=a+(a<<6);
 283 //              a^=0x555;
 284 //              b=(crc>>29)&7;
 285 //              crc=((crc<<3)+b)^a;
 286                 crc^=a;
 287         }
 288         return crc;
 289 }
 290
 291 #define MIN(a,b) ((a)<(b)?(a):(b))
 292
 293 // p1=input data (stream)
 294 // p2=output buffer
 295 // p3=input struct
 296 // p4=output struct
 297 // p5=rvyuv_main
 298 ulong RV20toYUV420Transform(ulong p1,ulong p2,ulong p3,ulong p4,ulong p5) {
 299
 300 //result=RV20toYUV420Transform(char *input_stream, char *output_data,
 301 //      struct transin *, struct transout *, struct rvyuvMain *);
 302
 303         ulong result;
 304         ulong *pp3=p3;
 305         ulong *pp4=p4;
 306         void *v;
 307         ulong temp[128];
 308         int i;
 309
 310         unsigned long crc_src, crc0;
 311 //      unsigned long len, crc1, crc2;
 312         unsigned char *pch=(char *)p1;
 313         fprintf(stderr, "#R# RV20toYUV420Transform(in=%p,out=%p,tin=%p,tout=%p,yuv=%p)\n",p1,p2,p3,p4,p5);
 314         // input data, length=*p3
 315 //      hexdump((void*)p1, /*MIN(64,*/ *((ulong*)p3) /*)*/ );
 316 //      v=p5;
 317 //      v+=0x3c;
 318 //      v=*((void **)v);
 319 //      pp3=v;
 320 //      len=pp3[3]*pp3[4]*3/2;
 321 //      pch=p2;
 322 //      while(--len) *(pch++)=0;
 323 //      hexdump((char*)p2, 64);
 324 //      hexdump((void*)p3, 32);
 325 //      hexdump((void*)p5, 64);
 326 //      pp3=p3;
 327 //      if (pp3[3]>1024) {
 328 //              hexdump((void*)(pp3[3]),32);
 329 //              pp3=pp3[3];
 330 //      }
 331
 332         pp3=p3;
 333         // it's not the real crc function, but so what...
 334         pch=p1;
 335         crc_src=build_crc(pch, pp3[0]);
 336
 337         pp4=pp3[3];
 338         fprintf(stderr,"transin1[%p]: {%ld/%ld} ",pp4,pp3[2],pp3[0]);
 339 //      pp4[0],pp4[1],pp4[2],pp4[3],
 340 //      pp4[4],pp4[5],pp4[6],pp4[7]);
 341
 342         memset(temp,0x77,128*4);
 343
 344         memcpy(temp,pp4,8*(pp3[2]+1));
 345         for(i=0;i<=pp3[2];i++){
 346             fprintf(stderr," %p(%ld)",temp[i*2],temp[i*2+1]);
 347         }
 348         fprintf(stderr,"\n");
 349
 350
 351         pp3[3]=pp4=temp;
 352
 353 //      pp4[2]=
 354 //      pp4[3]=
 355 //      pp4[4]=NULL;
 356
 357         //pp4[6]=pp4[5];
 358
 359         v=p5;
 360 /*      fprintf(stderr, "rvyuvMain=0x%0x\n", v);
 361         v+=0x3c;
 362         v=*((void **)v);
 363         fprintf(stderr, "[$+3ch]=0x%0x\n", v);
 364         hexdump(v, 512);
 365         v+=0x60;
 366         v=*((void **)v);
 367         fprintf(stderr, "[$+60h]=0x%0x\n", v);
 368         hexdump(v, 512);
 369         v+=0x28;
 370         v=*((void **)v);
 371         fprintf(stderr, "[$+28h]=0x%0x\n", v);
 372         hexdump(v, 512);
 373 */
 374 /*      v+=0x178;
 375         hexdump(v, 16);
 376         v=*((void **)v);
 377         if (v>0x8000000) {
 378                 fprintf(stderr, "[$+178h]=0x%0x\n", v);
 379                 hexdump(v, 128);
 380         }
 381 */
 382 //      tic();
 383         result=(*rvyuvTransform)(p1,p2,p3,p4,p5);
 384 //      toc();
 385
 386         crc0=build_crc(p2, 176*144);
 387 //      crc1=build_crc(p2+pp4[3]*pp4[4]/2, pp4[3]*pp4[4]/2);
 388 //      crc2=build_crc(p2+pp4[3]*pp4[4], pp4[3]*pp4[4]/2);
 389
 390 //      pp3=p3;
 391         // TRANSFORM: <timestamp> <numblocks> <len> <crc_src> <crc_dest> <p4[4]>
 392 //      fprintf(stderr, "TRAFO:\t%ld\t%ld\t%ld\t%.8lX\t%.8lX\t%ld\n",
 393 //              pp3[5], pp3[2], pp3[0], crc_src, crc0, pp3[4]);
 394         fprintf(stderr, "#R# Decode: %ld(%ld) [%08lX] pts=%ld -> %ld [%08lX]\n",
 395             pp3[0],pp3[2],crc_src,pp3[5],
 396             result,crc0);
 397
 398         // output
 399 //      hexdump((char*)p2, /*64*/ pp4[3]*pp4[4]/2);
 400 //      hexdump((void*)p4, 20);
 401 //      hexdump((void*)p5, 512);
 402 //      fprintf(stderr, "RV20toYUV420Transform --> 0x%0lx(%ld)\n\n\n", result, result);
 403         return result;
 404 }
 405