+++ /dev/null
-/*****************************************************************************
- * realvideo.c: a realvideo decoder that uses the real's dll
- *****************************************************************************
- * Copyright (C) 2005 the VideoLAN team
- * Copyright (C) 2008 Wang Bo
- *
- * This program 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.
- *
- * This program 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 this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
-
-/*****************************************************************************
- * Preamble
- *****************************************************************************/
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <vlc_common.h>
-#include <vlc_plugin.h>
-#include <vlc_codec.h>
-
-#ifdef LOADER
-/* Need the w32dll loader from mplayer */
-# include <wine/winerror.h>
-# include <ldt_keeper.h>
-# include <wine/windef.h>
-
-void *WINAPI LoadLibraryA( char *name );
-void *WINAPI GetProcAddress( void *handle, char *func );
-int WINAPI FreeLibrary( void *handle );
-#endif
-
-#ifndef WINAPI
-# define WINAPI
-#endif
-
-#ifndef WIN32
-# include <dlfcn.h>
-#endif
-
-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;
-
-// copypaste from demux_real.c - it should match to get it working!
-typedef struct dp_hdr_s
-{
- uint32_t chunks; // number of chunks
- uint32_t timestamp; // timestamp from packet header
- uint32_t len; // length of actual data
- uint32_t chunktab; // offset to chunk offset array
-} dp_hdr_t;
-
-/* we need exact positions */
-struct rv_init_t
-{
- short unk1;
- short w;
- short h;
- short unk3;
- int unk2;
- unsigned int * subformat;
- int unk5;
- unsigned int * format;
-} rv_init_t;
-
-struct decoder_sys_t
-{
- /* library */
-#ifdef LOADER
- ldt_fs_t *ldt_fs;
-#endif
- void *handle;
- void *rv_handle;
- int inited;
- char *plane;
-};
-
-int dll_type = 1;
-
-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 WIN32
-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
-
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
-static int Open ( vlc_object_t * );
-static void Close( vlc_object_t * );
-
-//static int OpenPacketizer( vlc_object_t * );
-static picture_t *DecodeVideo( decoder_t *, block_t ** );
-
-vlc_module_begin ()
- set_description( N_("RealVideo library decoder") )
- set_capability( "decoder", 0 )
- set_category( CAT_INPUT )
- set_subcategory( SUBCAT_INPUT_VCODEC )
- set_callbacks( Open, Close )
-vlc_module_end ()
-
-
-/*****************************************************************************
- * Local prototypes
- *****************************************************************************/
-
-#ifdef WIN32
-static void * load_syms(decoder_t *p_dec, const char *path)
-{
- void *handle;
-
- msg_Dbg( p_dec, "opening win32 dll '%s'", path);
-#ifdef LOADER
- Setup_LDT_Keeper();
-#endif
- handle = LoadLibraryA(path);
- msg_Dbg( p_dec, "win32 real codec handle=%p",handle);
- if (!handle)
- {
- msg_Err( p_dec, "Error loading dll");
- return NULL;
- }
-
- 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;
- return handle;
- }
- msg_Err( p_dec, "Error resolving symbols! (version incompatibility?)");
- FreeLibrary(handle);
- return NULL; // error
-}
-#else
-static void * load_syms_linux(decoder_t *p_dec, const char *path)
-{
- void *handle;
-
- msg_Dbg( p_dec, "opening shared obj '%s'", path);
-
- handle = dlopen (path, RTLD_LAZY);
- if (!handle)
- {
- msg_Err( p_dec,"Error: %s",dlerror());
- return NULL;
- }
-
- 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)
- {
- dll_type = 0;
- return handle;
- }
-
- msg_Err( p_dec,"Error resolving symbols! (version incompatibility?)");
- dlclose(handle);
- return 0;
-}
-#endif
-
-static vlc_mutex_t rm_mutex = VLC_STATIC_MUTEX;
-
-static int InitVideo(decoder_t *p_dec)
-{
- int result;
- struct rv_init_t init_data;
- char fcc[4];
- char *g_decode_path;
-
- int i_vide = p_dec->fmt_in.i_extra;
- unsigned int *p_vide = p_dec->fmt_in.p_extra;
- decoder_sys_t *p_sys = calloc( 1, sizeof( decoder_sys_t ) );
-
- if( !p_sys )
- return VLC_ENOMEM;
-
- if( i_vide < 8 )
- {
- msg_Err( p_dec, "missing extra info" );
- free( p_sys );
- return VLC_EGENERIC;
- }
- free( p_sys->plane );
- p_sys->plane = malloc (p_dec->fmt_in.video.i_width*p_dec->fmt_in.video.i_height*3/2 + 1024 );
- if (NULL == p_sys->plane)
- {
- msg_Err( p_dec, "cannot alloc plane buffer" );
- free( p_sys );
- return VLC_EGENERIC;
- }
-
- p_dec->p_sys = p_sys;
- p_dec->pf_decode_video = DecodeVideo;
-
- memcpy( fcc, &p_dec->fmt_in.i_codec, 4 );
- init_data.unk1 = 11;
- init_data.w = p_dec->fmt_in.video.i_width ;
- init_data.h = p_dec->fmt_in.video.i_height ;
- init_data.unk3 = 0;
- init_data.unk2 = 0;
- init_data.subformat = (unsigned int*)p_vide[0];
- init_data.unk5 = 1;
- init_data.format = (unsigned int*)p_vide[1];
-
- /* first try to load linux dlls, if failed and we're supporting win32 dlls,
- then try to load the windows ones */
- bool b_so_opened = false;
-
-#ifdef WIN32
- g_decode_path="plugins\\drv43260.dll";
-
- if( (p_sys->rv_handle = load_syms(p_dec, g_decode_path)) )
- b_so_opened = true;
-#else
- static const char psz_paths[] =
- {
- "/usr/lib/win32\0"
- "/usr/lib/codecs\0"
- "/usr/local/RealPlayer8/Codecs\0"
- "/usr/RealPlayer8/Codecs\0"
- "/usr/lib/RealPlayer8/Codecs\0"
- "/opt/RealPlayer8/Codecs\0"
- "/usr/lib/RealPlayer9/users/Real/Codecs\0"
- "/usr/lib/RealPlayer10/codecs\0"
- "/usr/lib/RealPlayer10GOLD/codecs\0"
- "/usr/lib/helix/player/codecs\0"
- "/usr/lib64/RealPlayer8/Codecs\0"
- "/usr/lib64/RealPlayer9/users/Real/Codecs\0"
- "/usr/lib64/RealPlayer10/codecs\0"
- "/usr/lib64/RealPlayer10GOLD/codecs\0"
- "/usr/local/lib/codecs\0"
- "\0"
- };
-
- for( size_t i = 0; psz_paths[i]; i += strlen( psz_paths + i ) + 1 )
- {
- if( asprintf( &g_decode_path, "%s/drv4.so.6.0", psz_paths + i ) != -1 )
- {
- p_sys->rv_handle = load_syms_linux(p_dec, g_decode_path);
- free( g_decode_path );
- }
- if( p_sys->rv_handle )
- {
- b_so_opened = true;
- break;
- }
-
- if( asprintf( &g_decode_path, "%s/drv3.so.6.0", psz_paths + i ) != -1 )
- {
- p_sys->rv_handle = load_syms_linux(p_dec, g_decode_path);
- free( g_decode_path );
- }
- if( p_sys->rv_handle )
- {
- b_so_opened = true;
- break;
- }
-
- msg_Dbg( p_dec, "Cannot load real decoder library: %s", g_decode_path);
- }
-#endif
-
- if(!b_so_opened )
- {
- msg_Err( p_dec, "Cannot any real decoder library" );
- free( p_sys );
- return VLC_EGENERIC;
- }
-
- vlc_mutex_lock( &rm_mutex );
-
- p_sys->handle=NULL;
- #ifdef WIN32
- if (dll_type == 1)
- result=(*wrvyuv_init)(&init_data, &p_sys->handle);
- else
- #endif
- result=(*rvyuv_init)(&init_data, &p_sys->handle);
- if (result)
- {
- msg_Err( p_dec, "Cannot Init real decoder library: %s", g_decode_path);
- free( p_sys );
- return VLC_EGENERIC;
- }
-
- /* setup rv30 codec (codec sub-type and image dimensions): */
- /*if ( p_dec->fmt_in.i_codec == VLC_CODEC_RV30 )*/
- if (p_vide[1]>=0x20200002)
- {
- int i, cmsg_cnt;
- uint32_t cmsg24[16]={p_dec->fmt_in.video.i_width,p_dec->fmt_in.video.i_height};
- cmsg_data_t cmsg_data={0x24,1+(p_vide[1]&7), &cmsg24[0]};
- cmsg_cnt = (p_vide[1]&7)*2;
- if (i_vide - 8 < cmsg_cnt) {
- cmsg_cnt = i_vide - 8;
- }
- for (i = 0; i < cmsg_cnt; i++)
- cmsg24[2+i] = p_vide[8+i]*4;
- #ifdef WIN32
- if (dll_type == 1)
- (*wrvyuv_custom_message)(&cmsg_data,p_sys->handle);
- else
- #endif
- (*rvyuv_custom_message)(&cmsg_data,p_sys->handle);
- }
- /*
- es_format_Init( &p_dec->fmt_out, VIDEO_ES, VLC_CODEC_YV12);
- es_format_Init( &p_dec->fmt_out, VIDEO_ES, VLC_CODEC_YUYV);
- */
- es_format_Init( &p_dec->fmt_out, VIDEO_ES, VLC_CODEC_I420);
-
- p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
- p_dec->fmt_out.video.i_height= p_dec->fmt_in.video.i_height;
- p_dec->fmt_out.video.i_sar_num = 1;
- p_dec->fmt_out.video.i_sar_den = 1;
- p_sys->inited = 0;
-
- vlc_mutex_unlock( &rm_mutex );
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * Open: probe the decoder and return score
- *****************************************************************************
- * Tries to launch a decoder and return score so that the interface is able
- * to choose.
- *****************************************************************************/
-static int Open( vlc_object_t *p_this )
-{
- decoder_t *p_dec = (decoder_t*)p_this;
-
- switch ( p_dec->fmt_in.i_codec )
- {
- case VLC_CODEC_RV10:
- case VLC_CODEC_RV20:
- case VLC_CODEC_RV30:
- case VLC_CODEC_RV40:
- p_dec->p_sys = NULL;
- p_dec->pf_decode_video = DecodeVideo;
- return InitVideo(p_dec);
-
- default:
- return VLC_EGENERIC;
- }
-}
-
-/*****************************************************************************
- * Close:
- *****************************************************************************/
-static void Close( vlc_object_t *p_this )
-{
- decoder_t *p_dec = (decoder_t*)p_this;
- decoder_sys_t *p_sys = p_dec->p_sys;
-
- /* get lock, avoid segfault */
- vlc_mutex_lock( &rm_mutex );
-
- #ifdef WIN32
- if (dll_type == 1)
- {
- if (wrvyuv_free)
- wrvyuv_free(p_sys->handle);
- }
- else
- #endif
- if (rvyuv_free)
- rvyuv_free(p_sys->handle);
-#ifdef WIN32
- if (dll_type == 1)
- {
- if (p_sys->rv_handle)
- FreeLibrary(p_sys->rv_handle);
- }
- else
-#endif
- p_sys->rv_handle=NULL;
-
- free( p_sys->plane );
- p_sys->plane = NULL;
-
- msg_Dbg( p_dec, "FreeLibrary ok." );
-#ifdef LOADER
- Restore_LDT_Keeper( p_sys->ldt_fs );
- msg_Dbg( p_dec, "Restore_LDT_Keeper" );
-#endif
- p_sys->inited = 0;
-
- vlc_mutex_unlock( &rm_mutex );
-
- free( p_sys );
-}
-
-/*****************************************************************************
- * DecodeVideo:
- *****************************************************************************/
-static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
-{
- decoder_sys_t *p_sys = p_dec->p_sys;
- block_t *p_block;
- picture_t *p_pic;
- mtime_t i_pts;
- int result;
-
- /* We must do open and close in the same thread (unless we do
- * Setup_LDT_Keeper in the main thread before all others */
- if ( pp_block == NULL || *pp_block == NULL )
- {
- return NULL;
- }
- p_block = *pp_block;
- *pp_block = NULL;
-
- i_pts = (p_block->i_pts > VLC_TS_INVALID) ? p_block->i_pts : p_block->i_dts;
-
- vlc_mutex_lock( &rm_mutex );
-
- p_pic = decoder_NewPicture( p_dec );
-
- if ( p_pic )
- {
- unsigned int transform_out[5];
- dp_hdr_t dp_hdr;
- transform_in_t transform_in;
- uint32_t pkg_len = ((uint32_t*)p_block->p_buffer)[0];
- char* dp_data=((char*)p_block->p_buffer)+8;
- uint32_t* extra=(uint32_t*)(((char*)p_block->p_buffer)+8+pkg_len);
- uint32_t img_size;
-
-
- dp_hdr.len = pkg_len;
- dp_hdr.chunktab = 8 + pkg_len;
- dp_hdr.chunks = ((uint32_t*)p_block->p_buffer)[1]-1;
- dp_hdr.timestamp = i_pts;
-
- memset(&transform_in, 0, sizeof(transform_in_t));
-
- transform_in.len = dp_hdr.len;
- transform_in.extra = extra;
- transform_in.chunks = dp_hdr.chunks;
- transform_in.timestamp = dp_hdr.timestamp;
-
- memset (p_sys->plane, 0, p_dec->fmt_in.video.i_width * p_dec->fmt_in.video.i_height *3/2 );
-
- #ifdef WIN32
- if (dll_type == 1)
- result=(*wrvyuv_transform)(dp_data, p_sys->plane, &transform_in, transform_out, p_sys->handle);
- else
- #endif
- result=(*rvyuv_transform)(dp_data, p_sys->plane, &transform_in, transform_out, p_sys->handle);
-
- /* msg_Warn(p_dec, "Real Size %d X %d", transform_out[3],
- transform_out[4]); */
- /* some bug rm file will print the messages :
- [00000551] realvideo decoder warning: Real Size 320 X 240
- [00000551] realvideo decoder warning: Real Size 480 X 272
- [00000551] realvideo decoder warning: Real Size 320 X 240
- [00000551] realvideo decoder warning: Real Size 320 X 240
- ...
- so it needs fixing!
- */
- if ( p_sys->inited == 0 )
- {
- /* fix and get the correct image size! */
- if ( p_dec->fmt_in.video.i_width != transform_out[3]
- || p_dec->fmt_in.video.i_height != transform_out[4] )
- {
- msg_Warn(p_dec, "Warning, Real's Header give a wrong "
- "information about media's width and height!"
- "\tRealHeader: \t %d X %d \t %d X %d",
- p_dec->fmt_in.video.i_width,
- p_dec->fmt_in.video.i_height,
- transform_out[3],transform_out[4]);
-
- if ( p_dec->fmt_in.video.i_width * p_dec->fmt_in.video.i_height >= transform_out[3] * transform_out[4] )
- {
- p_dec->fmt_out.video.i_width =
- p_dec->fmt_out.video.i_visible_width =
- p_dec->fmt_in.video.i_width = transform_out[3] ;
-
- p_dec->fmt_out.video.i_height=
- p_dec->fmt_out.video.i_visible_height =
- p_dec->fmt_in.video.i_height= transform_out[4];
-
- p_dec->fmt_out.video.i_sar_num = 1;
- p_dec->fmt_out.video.i_sar_den = 1;
- }
- else
- {
- // TODO: realloc plane's size! but [in fact] it maybe not happen!
- msg_Err(p_dec,"plane space not enough ,skip");
- }
- }
- p_sys->inited = 1;
- }
-
- img_size = p_dec->fmt_in.video.i_width * p_dec->fmt_in.video.i_height;
- memcpy( p_pic->p[0].p_pixels, p_sys->plane, img_size);
- memcpy( p_pic->p[1].p_pixels, p_sys->plane + img_size, img_size/4);
- memcpy( p_pic->p[2].p_pixels, p_sys->plane + img_size * 5/4, img_size/4);
- p_pic->date = i_pts ;
-
- /* real video frame is small( frame and frame's time-shift is short),
- so it will become late picture easier (when render-time changed)and
- droped by video-output.*/
- p_pic->b_force = 1;
- }
-
- vlc_mutex_unlock( &rm_mutex );
-
- block_Release( p_block );
- return p_pic;
-}
-
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