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/*
* tcpvmexportd.c
*
* Copyright (C) Marzio Malanchini - July 2003
*
* This file is part of transcode, a video stream processing tool
*
* transcode 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, or (at your option)
* any later version.
*
* transcode 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 GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "pvm_interface.h"
#include "pvm_parser.h"
#include "transcode.h"
#include "export_pvm_slave.h"
#include "external_codec.h"
#define EXE "tcpvmexportd"
#define MAX_BUF 1024
#define MASTER_MODE 0x00000001
#define SLAVE_MODE 0x00000010
#define MERGER_MODE 0x00000100
#define CHECK_MODE 0x00001000
#define MAST_MERGE_MODE MASTER_MODE|MERGER_MODE
#define MAST_CHECK_MODE MASTER_MODE|CHECK_MODE
#define SLAVE_MERGE_MODE SLAVE_MODE|MERGER_MODE
void *f_handle=NULL; /*handle for dlopen/dlclose*/
void *f_ext_handle=NULL; /*handle for dlopen/dlclose of the external module*/
#define tc_export p_tc_export
int (*tc_export)(int,void *,void *);
char *p_param1=NULL,*p_param2=NULL,*p_param3=NULL; /*codec input parameter*/
int tc_accel=-1;
int s_elab_type=TC_VIDEO,s_list_only=0;
char *p_out_file_name=NULL;
char *p_request_func=NULL;
char *p_hostname=NULL;
int verbose=TC_QUIET;
char *p_merge_cmd=NULL;
unsigned int tc_avi_limit=AVI_FILE_LIMIT; /*NEED TO CHECK*/
int s_divxmultipass=0,s_internal_multipass=0;
void version()
{
/* id string */
fprintf(stderr, "%s (%s v%s) (C) 2001-2003 Thomas Oestreich\n",
EXE, PACKAGE, VERSION);
}
static void usage(int status)
{
version();
fprintf(stderr,"\nUsage: %s -s|-m [options]\n", EXE);
fprintf(stderr,"\t -s start %s in slave mode [default]\n",EXE);
fprintf(stderr,"\t -m start %s in master mode [off]\n",EXE);
fprintf(stderr,"\t -j start %s in merge mode [off]\n",EXE);
fprintf(stderr,"\t -L create only the merge list [off]\n");
fprintf(stderr,"\t -p number Multipass. [0]\n");
fprintf(stderr,"\t -C Check the config or merge file [off]\n");
fprintf(stderr,"\t -M Enable internal multipass [off]\n");
fprintf(stderr,"\t -c name name of slave function req in slave mode [none]\n");
fprintf(stderr,"\t -x parameters multiplex parameters [none]\n");
fprintf(stderr,"\t -t type elab video or audio frame (video|audio|system|multisystem) [video]\n");
fprintf(stderr,"\t -f name out file name [/tmp/my_file_name]\n");
fprintf(stderr,"\t -1 param first parameter to pass to the slave function [null]\n");
fprintf(stderr,"\t -2 param second parameter to pass to the slave function [null]\n");
fprintf(stderr,"\t -3 param third parameter to pass to the slave function [null]\n");
fprintf(stderr,"\t -d level verbose level 0|1|2 [0]\n");
fprintf(stderr,"\t -h print this help\n");
fprintf(stderr,"\t -v print version\n");
exit(status);
}
int f_init_func(char *p_option,char *p_mod)
{
const char *p_error;
char *p_modpath=MOD_PATH;
char s_module[MAX_BUF];
if(!strcasecmp(p_option,"open-external"))
{
if (p_mod!=NULL)
{
memset(s_module,'\0',sizeof(s_module));
tc_snprintf(s_module, sizeof(s_module), "%s/export_%s.so", p_modpath,p_mod);
f_ext_handle=dlopen(s_module, RTLD_GLOBAL|RTLD_LAZY);
if (!f_ext_handle)
{
fputs (dlerror(), stderr);
dlclose(f_handle);
return(1);
}
tc_export = dlsym(f_ext_handle, "tc_export");
if ((p_error = dlerror()) != NULL)
{
fputs(p_error, stderr);
return(1);
}
}
}
else if(!strcasecmp(p_option,"close-external"))
{
if (f_ext_handle!=NULL)
dlclose(f_ext_handle);
f_ext_handle=NULL;
tc_export=NULL;
}
else if(!strcasecmp(p_option,"status-external"))
{
if(f_ext_handle!=NULL)
return(1);
}
else if(!strcasecmp(p_option,"open"))
{
if (p_mod!=NULL)
{
tc_accel = ac_cpuinfo();
memset(s_module,'\0',sizeof(s_module));
tc_snprintf(s_module, sizeof(s_module), "%s/export_%s.so", p_modpath,p_mod);
f_ext_handle=dlopen(s_module, RTLD_GLOBAL|RTLD_LAZY);
if (!f_ext_handle)
{
fputs (dlerror(), stderr);
dlclose(f_handle);
return(1);
}
tc_export = dlsym(f_ext_handle, "tc_export");
if ((p_error = dlerror()) != NULL)
{
fputs(p_error, stderr);
return(1);
}
}
if ((f_handle=f_init_pvm_func("open",NULL))==NULL)
return(1);
}
else if(!strcasecmp(p_option,"close"))
{
if (f_ext_handle!=NULL)
dlclose(f_ext_handle);
(void *)f_init_pvm_func("close",f_handle);
f_ext_handle=NULL;
f_handle=NULL;
}
else
{
fprintf(stderr,"(%s) invalid command \"%s\"\n",__FILE__,p_option);
return(1);
}
return(0);
}
int main(int argc,char **argv)
{
char s_cmd;
char *p_argv[]={"-s",(char*)0,(char*)0,(char*)0,(char*)0,(char*)0,(char*)0,(char*)0,(char*)0,(char*)0,(char*)0};
int s_slave=0,s_cont=1,s_file_dest;
char *p_tmp_file="/tmp/my_file_name";
pvm_config_env *p_pvm_conf;
pvm_config_filelist *p_my_filelist=NULL;
char s_hostname[MAX_BUF];
p_out_file_name=p_tmp_file;
if((gethostname(s_hostname,sizeof(s_hostname)))!=0)
{
memset(s_hostname,'\0',sizeof(s_hostname));
tc_snprintf(s_hostname,sizeof(s_hostname),"localhost-%d\n",getpid());
}
p_hostname=(char *)s_hostname;
while ((s_cmd = getopt(argc, argv, "mMCLsjx:c:1:2:3:t:f:d:p:vh")) != -1)
{
switch (s_cmd)
{
case 'c':
if(optarg[0]=='-')
usage(EXIT_FAILURE);
p_argv[s_cont++]="-c";
p_argv[s_cont++]=p_request_func=optarg;
break;
case 'M':
s_internal_multipass=1;
break;
case 'p':
s_divxmultipass=((atoi(optarg)<0)||(atoi(optarg)>3))?0:atoi(optarg);
break;
case 'd':
verbose=((atoi(optarg)<0)||(atoi(optarg)>2))?0:atoi(optarg);
break;
case 'C':
s_slave|=CHECK_MODE;
break;
case 'L':
s_list_only=1;
break;
case 'j':
s_slave|=MERGER_MODE;
break;
case 's':
s_slave|=SLAVE_MODE; /*default*/
break;
case 'm':
s_slave|=MASTER_MODE;
break;
case 'f':
p_argv[s_cont++]="-f";
p_argv[s_cont++]=p_out_file_name=optarg;
break;
case 't':
p_argv[s_cont++]="-t";
p_argv[s_cont++]=optarg;
if(!strcasecmp(optarg,"video"))
s_elab_type=TC_VIDEO;
else if(!strcasecmp(optarg,"audio"))
s_elab_type=TC_AUDIO;
else if(!strcasecmp(optarg,"system"))
s_elab_type=TC_VIDEO_AUDIO;
else if(!strcasecmp(optarg,"multisystem"))
s_elab_type=TC_MULTI_VIDEO_AUDIO;
else
usage(EXIT_FAILURE);
break;
case 'x':
p_merge_cmd=optarg; /*multiplex command*/
break;
case '1':
p_param1=strtok(optarg,"\""); /*First parameter*/
break;
case '2':
p_param2=strtok(optarg,"\""); /*Second parameter*/
break;
case '3':
p_param3=strtok(optarg,"\""); /*Third parameter*/
break;
case 'v':
version();
exit(0);
break;
case 'h':
usage(EXIT_SUCCESS);
default:
usage(EXIT_FAILURE);
}
}
if(optind < argc)
{
if(strcmp(argv[optind],"-")!=0)
usage(EXIT_FAILURE);
}
if(argc==1)
usage(EXIT_FAILURE);
if (((s_slave==SLAVE_MODE)||(s_slave==(SLAVE_MERGE_MODE)))&&(p_request_func==NULL))
usage(EXIT_FAILURE);
if ((s_slave==(MAST_MERGE_MODE)||s_slave==(MAST_CHECK_MODE))&&(p_out_file_name==NULL))
usage(EXIT_FAILURE);
switch(s_slave)
{
case MAST_CHECK_MODE:
case MAST_MERGE_MODE:
p_pvm_conf = pvm_parser_open(p_out_file_name,verbose, 1);
if (p_pvm_conf == NULL)
{
fprintf(stderr,"[%s] error checking %s\n",EXE,p_out_file_name);
exit(1);
}
if (s_slave == (MAST_MERGE_MODE))
{
if (p_pvm_conf->s_sys_list.p_destination!=NULL) /*syslist?*/
{
if(f_system_merge(p_pvm_conf)) /*if 1 then error*/
exit(1);
}
else if (p_pvm_conf->p_add_list->p_destination!=NULL)
{
if ((s_file_dest=creat(p_pvm_conf->p_add_list->p_destination,S_IWUSR|S_IRUSR|S_IRGRP|S_IROTH))==-1)
{
fprintf(stderr,"[%s] can't create %s output file.\n",EXE,p_pvm_conf->p_add_list->p_destination);
pvm_parser_close();
p_pvm_conf=NULL;
exit(1);
}
for (p_my_filelist=p_pvm_conf->p_add_list;p_my_filelist!=NULL;p_my_filelist=p_my_filelist->p_next)
{
fprintf(stderr,"[%s] merge into %s and remove file %s\n",EXE,p_pvm_conf->p_add_list->p_destination,p_my_filelist->p_filename);
if(f_copy_remove_func("open",p_my_filelist->p_filename,s_file_dest)) /*if 1 then error*/
exit(1);
}
close(s_file_dest);
f_copy_remove_func("close",NULL,0);
}
else
{
fprintf(stderr,"[%s] no destination file name.\n",EXE);
exit(1);
}
for (p_my_filelist=p_pvm_conf->p_rem_list;p_my_filelist!=NULL;p_my_filelist=p_my_filelist->p_next)
{
fprintf(stderr,"[%s] remove file %s\n",EXE,p_my_filelist->p_filename);
remove(p_my_filelist->p_filename);
}
}
pvm_parser_close();
p_pvm_conf=NULL;
break;
case SLAVE_MODE:
case SLAVE_MERGE_MODE:
if((!strcasecmp(p_request_func,"mpeg2enc-mp2enc"))||(!strcasecmp(p_request_func,"mpeg-mpeg"))||(!strcasecmp(p_request_func,"avi-avi")))
{
if (f_init_func("open",NULL)) /*init the pvm interface*/
exit(1);
f_pvm_skeduler(f_export_func);
}
else
{
if (f_init_func("open",p_request_func))
exit(1);
f_pvm_skeduler(f_export_func);
}
break;
default:
break;
}
f_init_func("close",NULL);
return(0);
}