cinelerra-5.1/cinelerra/adcuts.C

   1
   2 #include "adcuts.h"
   3 #include "filexml.h"
   4
   5 #include <stdio.h>
   6 #include <stdlib.h>
   7 #include <stdint.h>
   8 #include <unistd.h>
   9 #include <string.h>
  10
  11 AdCuts::
  12 AdCuts(int pid, int fd, const char *fn)
  13 {
  14         this->pid = pid;
  15         this->fd = fd;
  16         memset(this->filename,0,sizeof(this->filename));
  17         if( fn ) strcpy(this->filename,fn);
  18 }
  19
  20 AdCuts::
  21 ~AdCuts()
  22 {
  23         if( fd < 0 ) return;
  24         ::close(fd);
  25         if( first ) {
  26                 char cut_filename[BCTEXTLEN];
  27                 strcpy(cut_filename, filename);
  28                 strcpy(strrchr(cut_filename, '.'),".cut");
  29                 write_cuts(cut_filename);
  30                 printf(_("cuts to %s complete\n"),cut_filename);
  31         }
  32         else
  33                 ::remove(filename);
  34 }
  35
  36
  37 int AdCuts::
  38 load(FileXML &xml)
  39 {
  40         for(;;) {
  41                 if( xml.read_tag() != 0 ) return 1;
  42                 if( !xml.tag.title_is("CUT") ) break;
  43                 double time = xml.tag.get_property("TIME", (double)0.0);
  44                 int action = xml.tag.get_property("ACTION", (int)0);
  45                 append(new AdCut(time, action));
  46         }
  47         return 0;
  48 }
  49
  50 AdCuts *AdCuts::
  51 read_cuts(const char *filename)
  52 {
  53         FileXML xml;
  54         if( xml.read_from_file(filename, 1) ) return 0;
  55         do {
  56                 if( xml.read_tag() ) return 0;
  57         } while( !xml.tag.title_is("CUTS") );
  58
  59         int pid = xml.tag.get_property("PID", (int)-1);
  60         const char *file = xml.tag.get_property("FILE");
  61         AdCuts *cuts = new AdCuts(pid, -1, file);
  62         if( cuts->load(xml) || !xml.tag.title_is("/CUTS") ) {
  63                  delete cuts; cuts = 0;
  64         }
  65         return cuts;
  66 }
  67
  68 int AdCuts::
  69 save(FileXML &xml)
  70 {
  71         xml.tag.set_title("CUTS");
  72         xml.tag.set_property("PID", pid);
  73         xml.tag.set_property("FILE", filename);
  74         xml.append_tag();
  75         xml.append_newline();
  76
  77         for( AdCut *cut=first; cut; cut=cut->next ) {
  78                 xml.tag.set_title("CUT");
  79                 xml.tag.set_property("TIME", cut->time);
  80                 xml.tag.set_property("ACTION", cut->action);
  81                 xml.append_tag();
  82                 xml.tag.set_title("/CUT");
  83                 xml.append_tag();
  84                 xml.append_newline();
  85         }
  86
  87         xml.tag.set_title("/CUTS");
  88         xml.append_tag();
  89         xml.append_newline();
  90         return 0;
  91 }
  92
  93 void AdCuts::
  94 write_cuts(const char *filename)
  95 {
  96         FILE *fp = fopen(filename, "wb");
  97         if( fp != 0 ) {
  98                 FileXML xml;
  99                 save(xml);
 100                 xml.terminate_string();
 101                 xml.write_to_file(fp);
 102                 fclose(fp);
 103         }
 104 }
 105