diff options
Diffstat (limited to 'libmpcodecs/vd_realvid.c')
| -rw-r--r-- | libmpcodecs/vd_realvid.c | 453 |
1 files changed, 0 insertions, 453 deletions
diff --git a/libmpcodecs/vd_realvid.c b/libmpcodecs/vd_realvid.c deleted file mode 100644 index 08637b1407..0000000000 --- a/libmpcodecs/vd_realvid.c +++ /dev/null @@ -1,453 +0,0 @@ -/* - * This file is part of MPlayer. - * - * MPlayer 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. - * - * MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <stdio.h> -#include <stdlib.h> - -#include <libavutil/intreadwrite.h> - -#include "config.h" - -#ifdef HAVE_LIBDL -#include <dlfcn.h> -#endif - -#include "mp_msg.h" -#include "path.h" - -#include "vd_internal.h" -#include "loader/wine/windef.h" - -static const vd_info_t info = { - "RealVideo decoder", - "realvid", - "Alex Beregszaszi", - "Florian Schneider, Arpad Gereoffy, Alex Beregszaszi, Donnie Smith", - "binary real video codecs" -}; - -LIBVD_EXTERN(realvid) - - -/* - * Structures for data packets. These used to be tables of unsigned ints, but - * that does not work on 64 bit platforms (e.g. Alpha). The entries that are - * pointers get truncated. Pointers on 64 bit platforms are 8 byte longs. - * So we have to use structures so the compiler will assign the proper space - * for the pointer. - */ -typedef struct cmsg_data_s { - uint32_t data1; - uint32_t data2; - uint32_t* dimensions; -} cmsg_data_t; - -typedef struct transform_in_s { - uint32_t len; - uint32_t unknown1; - uint32_t chunks; - uint32_t* extra; - uint32_t unknown2; - uint32_t timestamp; -} transform_in_t; - -static unsigned long (*rvyuv_custom_message)(cmsg_data_t* ,void*); -static unsigned long (*rvyuv_free)(void*); -static unsigned long (*rvyuv_init)(void*, void*); // initdata,context -static unsigned long (*rvyuv_transform)(char*, char*,transform_in_t*,unsigned int*,void*); -#ifdef CONFIG_WIN32DLL -static unsigned long WINAPI (*wrvyuv_custom_message)(cmsg_data_t* ,void*); -static unsigned long WINAPI (*wrvyuv_free)(void*); -static unsigned long WINAPI (*wrvyuv_init)(void*, void*); // initdata,context -static unsigned long WINAPI (*wrvyuv_transform)(char*, char*,transform_in_t*,unsigned int*,void*); -#endif - -static void *rv_handle=NULL; -static int initialized=0; -static uint8_t *buffer = NULL; -static int bufsz = 0; -#ifdef CONFIG_WIN32DLL -static int dll_type = 0; /* 0 = unix dlopen, 1 = win32 dll */ -#endif - -void *__builtin_vec_new(unsigned long size); -void __builtin_vec_delete(void *mem); -void __pure_virtual(void); - -void *__builtin_vec_new(unsigned long size) { - return malloc(size); -} - -void __builtin_vec_delete(void *mem) { - free(mem); -} - -void __pure_virtual(void) { - printf("FATAL: __pure_virtual() called!\n"); -// exit(1); -} - -#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) -void ___brk_addr(void) {exit(0);} -char **__environ={NULL}; -#undef stderr -FILE *stderr=NULL; -#endif - -// to set/get/query special features/parameters -static int control(sh_video_t *sh,int cmd,void* arg,...){ -// switch(cmd){ -// case VDCTRL_QUERY_MAX_PP_LEVEL: -// return 9; -// case VDCTRL_SET_PP_LEVEL: -// vfw_set_postproc(sh,10*(*((int*)arg))); -// return CONTROL_OK; -// } - return CONTROL_UNKNOWN; -} - -/* exits program when failure */ -#ifdef HAVE_LIBDL -static int load_syms_linux(char *path) { - void *handle; - - mp_msg(MSGT_DECVIDEO,MSGL_V, "opening shared obj '%s'\n", path); - handle = dlopen (path, RTLD_LAZY); - if (!handle) { - mp_msg(MSGT_DECVIDEO,MSGL_WARN,"Error: %s\n",dlerror()); - return 0; - } - - rvyuv_custom_message = dlsym(handle, "RV20toYUV420CustomMessage"); - rvyuv_free = dlsym(handle, "RV20toYUV420Free"); - rvyuv_init = dlsym(handle, "RV20toYUV420Init"); - rvyuv_transform = dlsym(handle, "RV20toYUV420Transform"); - - if(rvyuv_custom_message && - rvyuv_free && - rvyuv_init && - rvyuv_transform) - { - rv_handle = handle; - return 1; - } - - rvyuv_custom_message = dlsym(handle, "RV40toYUV420CustomMessage"); - rvyuv_free = dlsym(handle, "RV40toYUV420Free"); - rvyuv_init = dlsym(handle, "RV40toYUV420Init"); - rvyuv_transform = dlsym(handle, "RV40toYUV420Transform"); - - if(rvyuv_custom_message && - rvyuv_free && - rvyuv_init && - rvyuv_transform) - { - rv_handle = handle; - return 1; - } - - mp_msg(MSGT_DECVIDEO,MSGL_WARN,"Error resolving symbols! (version incompatibility?)\n"); - dlclose(handle); - return 0; -} -#endif - -#ifdef CONFIG_WIN32DLL - -#ifdef WIN32_LOADER -#include "loader/ldt_keeper.h" -#endif -void* WINAPI LoadLibraryA(char* name); -void* WINAPI GetProcAddress(void* handle,char* func); -int WINAPI FreeLibrary(void *handle); - -#ifndef WIN32_LOADER -void * WINAPI GetModuleHandleA(char *); -static int patch_dll(uint8_t *patchpos, const uint8_t *oldcode, - const uint8_t *newcode, int codesize) { - void *handle = GetModuleHandleA("kernel32"); - int WINAPI (*VirtProt)(void *, unsigned, int, int *); - int res = 0; - int prot, tmp; - VirtProt = GetProcAddress(handle, "VirtualProtect"); - // change permissions to PAGE_WRITECOPY - if (!VirtProt || - !VirtProt(patchpos, codesize, 0x08, &prot)) { - mp_msg(MSGT_DECVIDEO, MSGL_WARN, "VirtualProtect failed at %p\n", patchpos); - return 0; - } - if (memcmp(patchpos, oldcode, codesize) == 0) { - memcpy(patchpos, newcode, codesize); - res = 1; - } - VirtProt(patchpos, codesize, prot, &tmp); - return res; -} -#endif - -static int load_syms_windows(char *path) { - void *handle; - - mp_msg(MSGT_DECVIDEO,MSGL_V, "opening win32 dll '%s'\n", path); -#ifdef WIN32_LOADER - Setup_LDT_Keeper(); -#endif - handle = LoadLibraryA(path); - mp_msg(MSGT_DECVIDEO,MSGL_V,"win32 real codec handle=%p \n",handle); - if (!handle) { - mp_msg(MSGT_DECVIDEO,MSGL_WARN,"Error loading dll\n"); - return 0; - } - - wrvyuv_custom_message = GetProcAddress(handle, "RV20toYUV420CustomMessage"); - wrvyuv_free = GetProcAddress(handle, "RV20toYUV420Free"); - wrvyuv_init = GetProcAddress(handle, "RV20toYUV420Init"); - wrvyuv_transform = GetProcAddress(handle, "RV20toYUV420Transform"); - - if(wrvyuv_custom_message && - wrvyuv_free && - wrvyuv_init && - wrvyuv_transform) - { - dll_type = 1; - rv_handle = handle; -#ifndef WIN32_LOADER - { - if (strstr(path, "drv43260.dll")) { - int patched; - // patch away multithreaded decoding, it causes crashes - static const uint8_t oldcode[13] = { - 0x83, 0xbb, 0xf8, 0x05, 0x00, 0x00, 0x01, - 0x0f, 0x86, 0xd0, 0x00, 0x00, 0x00 }; - static const uint8_t newcode[13] = { - 0x31, 0xc0, - 0x89, 0x83, 0xf8, 0x05, 0x00, 0x00, - 0xe9, 0xd0, 0x00, 0x00, 0x00 }; - patched = patch_dll( - (char*)wrvyuv_transform + 0x634132fa - 0x634114d0, - oldcode, newcode, sizeof(oldcode)); - if (!patched) - mp_msg(MSGT_DECVIDEO, MSGL_WARN, "Could not patch Real codec, this might crash on multi-CPU systems\n"); - } - } -#endif - return 1; - } - - wrvyuv_custom_message = GetProcAddress(handle, "RV40toYUV420CustomMessage"); - wrvyuv_free = GetProcAddress(handle, "RV40toYUV420Free"); - wrvyuv_init = GetProcAddress(handle, "RV40toYUV420Init"); - wrvyuv_transform = GetProcAddress(handle, "RV40toYUV420Transform"); - if(wrvyuv_custom_message && - wrvyuv_free && - wrvyuv_init && - wrvyuv_transform) { - dll_type = 1; - rv_handle = handle; - return 1; - } - - mp_msg(MSGT_DECVIDEO,MSGL_WARN,"Error resolving symbols! (version incompatibility?)\n"); - FreeLibrary(handle); - return 0; // error -} -#endif - -/* we need exact positions */ -struct rv_init_t { - short unk1; - short w; - short h; - short unk3; - int unk2; - int subformat; - int unk5; - int format; -} rv_init_t; - -// init driver -static int init(sh_video_t *sh){ - //unsigned int out_fmt; - char *path; - int result; - // we export codec id and sub-id from demuxer in bitmapinfohdr: - unsigned char* extrahdr=(unsigned char*)(sh->bih+1); - unsigned int extrahdr_size = sh->bih->biSize - sizeof(*sh->bih); - struct rv_init_t init_data; - - if(extrahdr_size < 8) { - mp_msg(MSGT_DECVIDEO,MSGL_ERR,"realvideo: extradata too small (%u)\n", extrahdr_size); - return 0; - } - init_data = (struct rv_init_t){11, sh->disp_w, sh->disp_h, 0, 0, AV_RB32(extrahdr), 1, AV_RB32(extrahdr + 4)}; // rv30 - - mp_msg(MSGT_DECVIDEO,MSGL_V,"realvideo codec id: 0x%08X sub-id: 0x%08X\n",init_data.format,init_data.subformat); - - path = malloc(strlen(codec_path) + strlen(sh->codec->dll) + 2); - if (!path) return 0; - sprintf(path, "%s/%s", codec_path, sh->codec->dll); - - /* first try to load linux dlls, if failed and we're supporting win32 dlls, - then try to load the windows ones */ -#ifdef HAVE_LIBDL - if(strstr(sh->codec->dll,".dll") || !load_syms_linux(path)) -#endif -#ifdef CONFIG_WIN32DLL - if (!load_syms_windows(sh->codec->dll)) -#endif - { - mp_tmsg(MSGT_DECVIDEO,MSGL_ERR,"ERROR: Could not open required DirectShow codec %s.\n",sh->codec->dll); - mp_msg(MSGT_DECVIDEO,MSGL_HINT,"Read the RealVideo section of the DOCS!\n"); - free(path); - return 0; - } - free(path); - // only I420 supported -// if((sh->format!=0x30335652) && !mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_I420)) return 0; - // init codec: - sh->context=NULL; -#ifdef CONFIG_WIN32DLL - if (dll_type == 1) - result=(*wrvyuv_init)(&init_data, &sh->context); - else -#endif - result=(*rvyuv_init)(&init_data, &sh->context); - if (result){ - mp_msg(MSGT_DECVIDEO,MSGL_ERR,"Couldn't open RealVideo codec, error code: 0x%X \n",result); - return 0; - } - // setup rv30 codec (codec sub-type and image dimensions): - if((sh->format<=0x30335652) && AV_RB32(extrahdr + 4)>=0x20200002){ - int i, cmsg_cnt; - uint32_t cmsg24[16]={sh->disp_w,sh->disp_h}; - cmsg_data_t cmsg_data={0x24,1+(extrahdr[1]&7), &cmsg24[0]}; - - mp_msg(MSGT_DECVIDEO,MSGL_V,"realvideo: using cmsg24 with %u elements.\n",extrahdr[1]&7); - cmsg_cnt = (extrahdr[1]&7)*2; - if (extrahdr_size-8 < cmsg_cnt) { - mp_msg(MSGT_DECVIDEO,MSGL_WARN,"realvideo: not enough extradata (%u) to make %u cmsg24 elements.\n",extrahdr_size-8,extrahdr[1]&7); - cmsg_cnt = extrahdr_size-8; - } - for (i = 0; i < cmsg_cnt; i++) - cmsg24[2+i] = extrahdr[8+i]*4; - if (extrahdr_size-8 > cmsg_cnt) - mp_msg(MSGT_DECVIDEO,MSGL_WARN,"realvideo: %u bytes of unknown extradata remaining.\n",extrahdr_size-8-cmsg_cnt); - -#ifdef CONFIG_WIN32DLL - if (dll_type == 1) - (*wrvyuv_custom_message)(&cmsg_data,sh->context); - else -#endif - (*rvyuv_custom_message)(&cmsg_data,sh->context); - } - mp_msg(MSGT_DECVIDEO,MSGL_V,"INFO: RealVideo codec init OK!\n"); - return 1; -} - -// uninit driver -static void uninit(sh_video_t *sh){ -#ifdef CONFIG_WIN32DLL - if (dll_type == 1) - { - if (wrvyuv_free) wrvyuv_free(sh->context); - } else -#endif - if(rvyuv_free) rvyuv_free(sh->context); - -#ifdef CONFIG_WIN32DLL - if (dll_type == 1) - { - if (rv_handle) FreeLibrary(rv_handle); - } else -#endif -#ifdef HAVE_LIBDL - if(rv_handle) dlclose(rv_handle); -#endif - rv_handle=NULL; - initialized = 0; - free(buffer); - buffer = NULL; - bufsz = 0; -} - -// decode a frame -static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){ - mp_image_t* mpi; - unsigned long result; - uint8_t *buf = data; - int chunks = *buf++; - int extra_size = 8*(chunks+1); - uint32_t data_size = len-1-extra_size; - unsigned char* dp_data=buf+extra_size; - uint32_t* extra=(uint32_t*)buf; - int i; - - unsigned int transform_out[5]; - transform_in_t transform_in={ - data_size, // length of the packet (sub-packets appended) - 0, // unknown, seems to be unused - chunks, // number of sub-packets - 1 - extra, // table of sub-packet offsets - 0, // unknown, seems to be unused - 0, // timestamp (should be unneded) - }; - - if(len<=0 || flags&2) return NULL; // skipped frame || hardframedrop - - if (bufsz < sh->disp_w*sh->disp_h*3/2) { - free(buffer); - bufsz = sh->disp_w*sh->disp_h*3/2; - buffer=malloc(bufsz); - if (!buffer) return 0; - } - - for (i=0; i<2*(chunks+1); i++) - extra[i] = le2me_32(extra[i]); - -#ifdef CONFIG_WIN32DLL - if (dll_type == 1) - result=(*wrvyuv_transform)(dp_data, buffer, &transform_in, - transform_out, sh->context); - else -#endif - result=(*rvyuv_transform)(dp_data, buffer, &transform_in, - transform_out, sh->context); - - if(!initialized){ // rv30 width/height now known - sh->aspect=(float)sh->disp_w/(float)sh->disp_h; - sh->disp_w=transform_out[3]; - sh->disp_h=transform_out[4]; - if (!mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_I420)) return 0; - initialized=1; - } - mpi=mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, 0 /*MP_IMGFLAG_ACCEPT_STRIDE*/, - sh->disp_w, sh->disp_h); - if(!mpi) return NULL; - mpi->planes[0] = buffer; - mpi->stride[0] = sh->disp_w; - mpi->planes[1] = buffer + sh->disp_w*sh->disp_h; - mpi->stride[1] = sh->disp_w / 2; - mpi->planes[2] = buffer + sh->disp_w*sh->disp_h*5/4; - mpi->stride[2] = sh->disp_w / 2; - - if(transform_out[0] && - (sh->disp_w != transform_out[3] || sh->disp_h != transform_out[4])) - initialized = 0; - - return result ? NULL : mpi; -} |