mirror of https://github.com/mpv-player/mpv
406 lines
9.8 KiB
C
406 lines
9.8 KiB
C
/*
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* This is a small DLL that works as a wrapper for the actual realdrv4.so.6.0
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* DLL from RealPlayer 8.0.
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*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer 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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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/*
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Assuming that RACloseCodec is the last call.
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*/
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <dlfcn.h>
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#include <sys/time.h>
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typedef unsigned long ulong;
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//000000000000a410 g DF .text 0000000000000043 G2 RV20toYUV420Free
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//000000000000a6c0 g DF .text 0000000000000060 G2 RV20toYUV420CustomMessage
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//000000000000a200 g DF .text 000000000000020c G2 RV20toYUV420Init
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//000000000000a724 g DF .text 0000000000000132 G2 RV20toYUV420HiveMessage
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//000000000000a458 g DF .text 0000000000000262 G2 RV20toYUV420Transform
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ulong (*rvyuvCustomMessage)(ulong,ulong);
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ulong (*rvyuvFree)(ulong);
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ulong (*rvyuvHiveMessage)(ulong,ulong);
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ulong (*rvyuvInit)(ulong,ulong);
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ulong (*rvyuvTransform)(ulong,ulong,ulong,ulong,ulong);
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//void (*setDLLAccessPath)(ulong);
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int b_dlOpened=0;
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void *handle=NULL;
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/* exits program when failure */
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void loadSyms(void) {
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fputs("loadSyms()\n", stderr);
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if (!b_dlOpened) {
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char *error;
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fputs("opening dll...\n",stderr);
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handle = dlopen ("/usr/local/RealPlayer8/Codecs/realdrv4.so.6.0", RTLD_LAZY);
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if (!handle) {
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fputs (dlerror(), stderr);
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exit(1);
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}
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rvyuvCustomMessage = dlsym(handle, "RV20toYUV420CustomMessage");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(rvyuvCustomMessage): %s\n", error);
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exit(1);
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}
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fprintf(stderr, "RV20toYUV420CustomMessage()=0x%0x\n", rvyuvCustomMessage);
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rvyuvFree = dlsym(handle, "RV20toYUV420Free");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(rvyuvFree): %s\n", error);
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exit(1);
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}
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fprintf(stderr, "RV20toYUV420Free()=0x%0x\n", rvyuvFree);
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rvyuvHiveMessage = dlsym(handle, "RV20toYUV420HiveMessage");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(rvyuvHiveMessage): %s\n", error);
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exit(1);
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}
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fprintf(stderr, "RV20toYUV420HiveMessage()=0x%0x\n", rvyuvHiveMessage);
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rvyuvInit = dlsym(handle, "RV20toYUV420Init");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(rvyuvInit): %s\n", error);
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exit(1);
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}
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fprintf(stderr, "RV20toYUV420Init()=0x%0x\n", rvyuvInit);
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rvyuvTransform = dlsym(handle, "RV20toYUV420Transform");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(rvyuvTransform): %s\n", error);
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exit(1);
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}
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fprintf(stderr, "RV20toYUV420Transform()=0x%0x\n", rvyuvTransform);
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b_dlOpened=1;
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}
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}
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void closeDll(void) {
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if (handle) {
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b_dlOpened=0;
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dlclose(handle);
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handle=NULL;
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}
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}
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void _init(void) {
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loadSyms();
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}
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struct timezone tz;
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struct timeval tv1, tv2;
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void tic(void) {
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gettimeofday(&tv1, &tz);
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}
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void toc(void) {
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long secs, usecs;
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gettimeofday(&tv2, &tz);
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secs=tv2.tv_sec-tv1.tv_sec;
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usecs=tv2.tv_usec-tv1.tv_usec;
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if (usecs<0) {
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usecs+=1000000;
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--secs;
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}
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// fprintf(stderr, "Duration: %ld.%.6lds\n", secs, usecs);
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}
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static void hexdump(void *pos, int len) {
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unsigned char *cpos=pos, *cpos1;
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int lines=(len+15)>>4;
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while(lines--) {
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int len1=len, i;
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fprintf(stderr, "#R# %0x ", (int)cpos-(int)pos);
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cpos1=cpos;
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for (i=0;i<16;i++) {
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if (len1>0) {
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fprintf(stderr, "%02x ", *(cpos++));
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} else {
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fprintf(stderr, " ");
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}
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len1--;
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}
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fputs(" ", stderr);
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cpos=cpos1;
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for (i=0;i<16;i++) {
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if (len>0) {
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unsigned char ch=(*(cpos++));
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if ((ch<32)||(ch>127)) ch='.';
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fputc(ch, stderr);
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}
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len--;
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}
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fputs("\n", stderr);
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}
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fputc('\n', stderr);
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}
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ulong RV20toYUV420CustomMessage(ulong* p1,ulong p2) {
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ulong result;
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// ulong *pp1=p1;
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// ulong temp[16];
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fprintf(stderr, "#R# => RV20toYUV420CustomMessage(%p,%p) [%ld,%ld,%ld] \n", p1, p2, p1[0],p1[1],p1[2]);
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#if 0
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if(p1[0]==0x24){
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hexdump(p1[2],64);
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memset(temp,0x77,16*4);
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memcpy(temp,p1[2],16);
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p1[2]=temp;
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} else {
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return 0;
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}
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#endif
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// fprintf(stderr, "ulong p2=0x%0lx(%ld))\n", p2, p2);
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// hexdump((void*)p1, 12);
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// if (pp1[0]==0x24) {
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// hexdump((void*)(pp1[2]),128);
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// }
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// tic();
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result=(*rvyuvCustomMessage)(p1,p2);
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// toc();
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fprintf(stderr, "#R# <= RV20toYUV420CustomMessage --> 0x%0lx(%ld)\n", result, result);
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return result;
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}
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ulong RV20toYUV420Free(ulong p1) {
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ulong result;
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fprintf(stderr, "RV20toYUV420Free(ulong p1=0x%0lx(%ld))\n", p1, p1);
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// hexdump((void*)p1, 44);
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tic();
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result=(*rvyuvFree)(p1);
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toc();
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// hexdump((void*)p1, 44);
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fprintf(stderr, "RV20toYUV420Free --> 0x%0lx(%ld)\n\n\n", result, result);
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return result;
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}
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char h_temp[32768];
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ulong RV20toYUV420HiveMessage(ulong *p1,ulong p2) {
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ulong result;
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fprintf(stderr, "#R# RV20toYUV420HiveMessage(%p,%p)\n", p1, p2);
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// p1->constant,p1->width,p1->height,p1->format1,p1->format2);
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// fprintf(stderr, "ulong p2=0x%0lx(%ld))\n", p2, p2);
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// hexdump((void*)p1, sizeof(struct init_data));
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fprintf(stderr,">HIVE %ld %p\n",p1[0],p1[1]);
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fprintf(stderr,"COPY INIT DATA!\n");
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memset(h_temp,0x77,1000);
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memcpy(h_temp,p1,4);
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fprintf(stderr,"COPY OK!\n");
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// tic();
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// result=(*rvyuvHiveMessage)(p1,p2);
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result=(*rvyuvHiveMessage)(h_temp,p2);
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// toc();
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fprintf(stderr,"COPY INIT DATA!\n");
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memcpy(p1,h_temp,8);
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fprintf(stderr,"COPY OK!\n");
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memset(h_temp,0x77,1000);
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// p1[0]=0;
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// p1[1]=0x20000000;
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fprintf(stderr,"<HIVE %ld %p\n",p1[0],p1[1]);
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// hexdump((void*)p1, sizeof(struct init_data));
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// hexdump((void*)p1, 8);
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fprintf(stderr, "#R# RV20toYUV420HiveMessage --> 0x%0lx(%ld)\n\n", result, result);
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return result;
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}
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struct init_data {
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short constant; //=0xb;
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short width, height;
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short x1,x2,x3;
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// 12
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ulong format1;
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long x4;
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ulong format2;
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// long unknown[32];
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};
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static char i_temp[32768];
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ulong RV20toYUV420Init(ulong p1,ulong p2) {
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ulong result;
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fprintf(stderr, "#R# RV20toYUV420Init(ulong p1=0x%0lx(%ld), ", p1, p1);
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fprintf(stderr, "ulong p2=0x%0lx(%ld))\n", p2, p2);
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fprintf(stderr,"COPY INIT DATA!\n");
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memcpy(i_temp,p1,24);
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p1=i_temp;
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fprintf(stderr,"COPY OK!\n");
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hexdump((void*)p1, 24);
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tic();
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result=(*rvyuvInit)(p1,p2);
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toc();
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hexdump((void*)p1, 24);
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memset(i_temp,0x77,1000);
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// hexdump(*((void**)p2), 512);
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fprintf(stderr, "#R# RV20toYUV420Init --> 0x%0lx(%ld)\n\n\n", result, result);
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return result;
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}
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unsigned long build_crc(unsigned char *pch, unsigned long len) {
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unsigned long crc=0, a;
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// unsigned long b;
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// it's not the real crc function, but so what...
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while (len--) {
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a=*(pch++);
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// a=a+(a<<6);
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// a^=0x555;
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// b=(crc>>29)&7;
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// crc=((crc<<3)+b)^a;
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crc^=a;
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}
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return crc;
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}
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#define MIN(a,b) ((a)<(b)?(a):(b))
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// p1=input data (stream)
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// p2=output buffer
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// p3=input struct
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// p4=output struct
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// p5=rvyuv_main
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ulong RV20toYUV420Transform(ulong p1,ulong p2,ulong p3,ulong p4,ulong p5) {
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//result=RV20toYUV420Transform(char *input_stream, char *output_data,
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// struct transin *, struct transout *, struct rvyuvMain *);
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ulong result;
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ulong *pp3=p3;
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ulong *pp4=p4;
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void *v;
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ulong temp[128];
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int i;
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unsigned long crc_src, crc0;
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// unsigned long len, crc1, crc2;
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unsigned char *pch=(char *)p1;
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fprintf(stderr, "#R# RV20toYUV420Transform(in=%p,out=%p,tin=%p,tout=%p,yuv=%p)\n",p1,p2,p3,p4,p5);
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// input data, length=*p3
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// hexdump((void*)p1, /*MIN(64,*/ *((ulong*)p3) /*)*/ );
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// v=p5;
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// v+=0x3c;
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// v=*((void **)v);
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// pp3=v;
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// len=pp3[3]*pp3[4]*3/2;
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// pch=p2;
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// while(--len) *(pch++)=0;
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// hexdump((char*)p2, 64);
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// hexdump((void*)p3, 32);
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// hexdump((void*)p5, 64);
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// pp3=p3;
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// if (pp3[3]>1024) {
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// hexdump((void*)(pp3[3]),32);
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// pp3=pp3[3];
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// }
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pp3=p3;
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// it's not the real crc function, but so what...
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pch=p1;
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crc_src=build_crc(pch, pp3[0]);
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pp4=pp3[3];
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fprintf(stderr,"transin1[%p]: {%ld/%ld} ",pp4,pp3[2],pp3[0]);
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// pp4[0],pp4[1],pp4[2],pp4[3],
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// pp4[4],pp4[5],pp4[6],pp4[7]);
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memset(temp,0x77,128*4);
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memcpy(temp,pp4,8*(pp3[2]+1));
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for(i=0;i<=pp3[2];i++){
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fprintf(stderr," %p(%ld)",temp[i*2],temp[i*2+1]);
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}
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fprintf(stderr,"\n");
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pp3[3]=pp4=temp;
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// pp4[2]=
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// pp4[3]=
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// pp4[4]=NULL;
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//pp4[6]=pp4[5];
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v=p5;
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/* fprintf(stderr, "rvyuvMain=0x%0x\n", v);
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v+=0x3c;
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v=*((void **)v);
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fprintf(stderr, "[$+3ch]=0x%0x\n", v);
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hexdump(v, 512);
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v+=0x60;
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v=*((void **)v);
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fprintf(stderr, "[$+60h]=0x%0x\n", v);
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hexdump(v, 512);
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v+=0x28;
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v=*((void **)v);
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fprintf(stderr, "[$+28h]=0x%0x\n", v);
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hexdump(v, 512);
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*/
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/* v+=0x178;
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hexdump(v, 16);
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v=*((void **)v);
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if (v>0x8000000) {
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fprintf(stderr, "[$+178h]=0x%0x\n", v);
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hexdump(v, 128);
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}
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*/
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// tic();
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result=(*rvyuvTransform)(p1,p2,p3,p4,p5);
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// toc();
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crc0=build_crc(p2, 176*144);
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// crc1=build_crc(p2+pp4[3]*pp4[4]/2, pp4[3]*pp4[4]/2);
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// crc2=build_crc(p2+pp4[3]*pp4[4], pp4[3]*pp4[4]/2);
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// pp3=p3;
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// TRANSFORM: <timestamp> <numblocks> <len> <crc_src> <crc_dest> <p4[4]>
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// fprintf(stderr, "TRAFO:\t%ld\t%ld\t%ld\t%.8lX\t%.8lX\t%ld\n",
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// pp3[5], pp3[2], pp3[0], crc_src, crc0, pp3[4]);
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fprintf(stderr, "#R# Decode: %ld(%ld) [%08lX] pts=%ld -> %ld [%08lX]\n",
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pp3[0],pp3[2],crc_src,pp3[5],
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result,crc0);
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// output
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// hexdump((char*)p2, /*64*/ pp4[3]*pp4[4]/2);
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// hexdump((void*)p4, 20);
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// hexdump((void*)p5, 512);
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// fprintf(stderr, "RV20toYUV420Transform --> 0x%0lx(%ld)\n\n\n", result, result);
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return result;
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}
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