mirror of https://github.com/mpv-player/mpv
301 lines
7.2 KiB
C
301 lines
7.2 KiB
C
/*
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GPL v2 blah blah
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This is a small dll that works as a wrapper for the actual 14_4.so.6.0
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dll from real player 8.0.
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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 <dlfcn.h>
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#include <sys/time.h>
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typedef unsigned long ulong;
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ulong (*raCloseCodec)(ulong);
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ulong (*raDecode)(ulong,ulong,ulong,ulong,ulong,ulong);
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ulong (*raFreeDecoder)(ulong);
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ulong (*raGetFlavorProperty)(ulong,ulong,ulong,ulong);
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ulong (*raGetNumberOfFlavors)(void);
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ulong (*raInitDecoder)(ulong,ulong);
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ulong (*raOpenCodec2)(ulong);
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ulong (*raSetFlavor)(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() {
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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");
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handle = dlopen ("/home/r/RealPlayer8/Codecs/real14_4.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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raCloseCodec = dlsym(handle, "RACloseCodec");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(RACloseCodec): %s\n", error);
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exit(1);
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}
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raDecode = dlsym(handle, "RADecode");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(RADecode): %s\n", error);
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exit(1);
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}
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raFreeDecoder = dlsym(handle, "RAFreeDecoder");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(RAFreeDecoder): %s\n", error);
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exit(1);
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}
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raGetFlavorProperty = dlsym(handle, "RAGetFlavorProperty");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(RAGetFlavorProperty): %s\n", error);
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exit(1);
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}
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raGetNumberOfFlavors = dlsym(handle, "RAGetNumberOfFlavors");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(RAGetNumberOfFlavors): %s\n", error);
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exit(1);
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}
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raInitDecoder = dlsym(handle, "RAInitDecoder");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(RAInitDecoder): %s\n", error);
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exit(1);
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}
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raOpenCodec2 = dlsym(handle, "RAOpenCodec2");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(RAOpenCodec2): %s\n", error);
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exit(1);
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}
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raSetFlavor = dlsym(handle, "RASetFlavor");
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if ((error = dlerror()) != NULL) {
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fprintf (stderr, "dlsym(RASetFlavor): %s\n", error);
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exit(1);
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}
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b_dlOpened=1;
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}
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}
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void closeDll() {
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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() {
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gettimeofday(&tv1, &tz);
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}
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void toc() {
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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: %d.%0.6ds\n", secs, usecs);
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}
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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, "%0x ", cpos);
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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 RACloseCodec(ulong p1) {
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ulong result;
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fprintf(stderr, "RACloseCodec(ulong p1=0x%0x(%d))\n", p1, p1);
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result=(*raCloseCodec)(p1);
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// closeDll();
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fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
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return result;
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}
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static int pkno=0;
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ulong RADecode(ulong p1,ulong p2,ulong p3,ulong p4,ulong* p5,ulong p6) {
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ulong result;
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int x,y;
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fprintf(stderr, "RADecode(ulong ctx=0x%0x, ", p1);
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fprintf(stderr, "ulong src=0x%0x,\n", p2);
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fprintf(stderr, "ulong len=0x%0x,", p3);
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fprintf(stderr, "ulong dst=0x%0x,\n", p4);
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fprintf(stderr, "ulong dstcnt=0x%0x, ",p5);
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fprintf(stderr, "ulong p6=%d)\n", p6);
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// hexdump((void*)p1, 44);
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hexdump((void*)p2, p3);
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// hexdump((void*)p4, 80);
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// hexdump((void*)p5, 16);
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// tic();
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fprintf(stderr,"\n#CRC[%3d]",pkno++);
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for(y=0;y<10;y++){
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unsigned short crc=0;
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unsigned char* p=p2;
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p+=60*y;
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for(x=0;x<60;x++){
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crc+=p[x]<<(x&7);
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}
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fprintf(stderr," %04X",crc);
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}
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fprintf(stderr,"\n");
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result=(*raDecode)(p1,p2,p3,p4,p5,p6);
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// toc();
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// hexdump((void*)p1, 44);
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// hexdump((void*)p4, 80);
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// hexdump((void*)p5, 16);
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fprintf(stderr, "--> 0x%0x(%d) decoded: %d \n\n\n", result, result, p5[0]);
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return result;
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}
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ulong RAFreeDecoder(ulong p1) {
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ulong result;
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fprintf(stderr, "RAFreeDecoder(ulong p1=0x%0x(%d))\n", p1, p1);
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hexdump((void*)p1, 44);
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result=(*raFreeDecoder)(p1);
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fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
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return result;
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}
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ulong RAGetFlavorProperty(ulong p1,ulong p2,ulong p3, ulong p4) {
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ulong result;
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fprintf(stderr, "RAGetFlavorProperty(ulong p1=0x%0x(%d), ", p1, p1);
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fprintf(stderr, "ulong p2=0x%0x(%d),\n", p2, p2);
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fprintf(stderr, "ulong p3=0x%0x(%d), ", p3, p3);
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fprintf(stderr, "ulong p4=0x%0x(%d))\n", p4, p4);
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hexdump((void*)p4/*(void*)(*((void**)p4))*/,p2);
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hexdump((void*)p1, 44);
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tic();
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result=(*raGetFlavorProperty)(p1,p2,p3,p4);
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toc();
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fprintf(stderr, "*p4=0x%0x\n", *((ulong*)p4));
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hexdump((void*)p4/*(void*)(*((void**)p4))*/,p2);
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hexdump((void*)p1, 44);
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fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
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return result;
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}
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ulong RAGetNumberOfFlavors(void) {
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ulong result;
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fprintf(stderr, "RAGetNumberOfFlavors(void)\n");
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result=(*raGetNumberOfFlavors)();
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fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
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return result;
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}
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ulong RAInitDecoder(ulong p1,ulong p2) {
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ulong result;
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int temp[256];
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unsigned char temp2[256];
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fprintf(stderr, "RAInitDecoder(ulong p1=0x%0x(%d), ", p1, p1);
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fprintf(stderr, "ulong p2=0x%0x(%d))\n", p2, p2);
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hexdump((void*)p2, 4*7);
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// hexdump((void*)p1, 44);
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// memset(temp,0x77,256*4);
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// memcpy(temp,p2,4*7);
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// hexdump((void*)temp[6], 32);
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// memset(temp2,0x77,256);
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// memcpy(temp2,temp[6],16);
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// temp[6]=temp2;
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result=(*raInitDecoder)(p1,/*temp*/p2);
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// hexdump((void*)temp[6], 32);
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// memcpy(p2,temp,4*11);
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// hexdump((void*)p1, 44);
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fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
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return result;
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}
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ulong RAOpenCodec2(ulong p1) {
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ulong result;
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// loadSyms();
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fprintf(stderr, "RAOpenCodec2(ulong p1=0x%0x(%d)\n", p1, p1);
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hexdump((void*)p1, 44);
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result=(*raOpenCodec2)(p1);
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hexdump((void*)p1, 44);
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fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
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return result;
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}
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ulong RASetFlavor(ulong p1) {
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ulong result, numprop=0, result1=0;
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ulong numflavors, flavor;
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unsigned short property;
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fprintf(stderr, "RASetFlavor(ulong p1=0x%0x(%d))\n", p1, p1);
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hexdump((void*)p1, 44);
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// hexdump((void*)p1, 44);
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result=(*raSetFlavor)(p1);
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fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
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#if 0
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fputs("######################## FLAVOR PROPERTIES ###################\n\n", stderr);
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numflavors=raGetNumberOfFlavors2();
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flavor=0;
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while (flavor<numflavors) {
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fprintf(stderr, "************ Flavor %d *************\n\n", flavor);
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numprop=0;
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while (numprop<32) {
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result1=raGetFlavorProperty(p1, flavor, numprop, (ulong)&property);
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fprintf(stderr, "property %d=%d, result=0x%0x\n\n",
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numprop, property, result1);
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hexdump((void*)result1, property);
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numprop++;
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}
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flavor++;
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}
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fputs("######################## FLAVOR PROPERTIES ###################\n\n", stderr);
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#endif
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return result;
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}
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