Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / libzmpeg3 / title.C

diff --git a/cinelerra-5.1/libzmpeg3/title.C b/cinelerra-5.1/libzmpeg3/title.C
new file mode 100644 (file)
index 0000000..a23c73b
--- /dev/null
+++ b/cinelerra-5.1/libzmpeg3/title.C
@@ -0,0 +1,101 @@
+#include "libzmpeg3.h"
+
+ztitle_t::
+title_t(zmpeg3_t *zsrc, char *fpath)
+{
+  fs = new fs_t(zsrc, fpath);
+  src = zsrc;
+}
+
+ztitle_t::
+title_t(zmpeg3_t *zsrc)
+{
+  fs = new fs_t(*zsrc->fs);
+  src = zsrc;
+}
+
+ztitle_t::
+~title_t()
+{
+  delete fs;
+  if( cell_table_allocation )
+    delete [] cell_table;
+}
+
+ztitle_t::
+title_t(ztitle_t &title)
+{
+  src = title.src;
+  fs = new fs_t(*title.fs);
+  total_bytes = title.total_bytes;
+  start_byte = title.start_byte;
+  end_byte = title.end_byte;
+
+  if( title.cell_table_size && title.cell_table ) {
+    cell_table_allocation = title.cell_table_allocation;
+    cell_table = new cell_t[cell_table_allocation];
+    cell_table_size = title.cell_table_size;
+    for( int i=0; i<cell_table_size; ++i ) {
+      cell_table[i] = title.cell_table[i];
+    }
+  }
+}
+
+int ztitle_t::
+dump_title()
+{
+  printf("path %s "_LX"-"_LX" cell_table_size %d\n", 
+    fs->path, start_byte, end_byte, cell_table_size);
+  for( int i=0; i<cell_table_size; ++i ) {
+    printf(_LX"-"_LX" "_LX"-"_LX"\n", 
+      cell_table[i].title_start, cell_table[i].title_end, 
+      cell_table[i].program_start, cell_table[i].program_end);
+  }
+  return 0;
+}
+
+void ztitle_t::
+extend_cell_table()
+{
+  if( !cell_table || cell_table_allocation <= cell_table_size ) {
+    long new_allocation = cell_table_allocation ?
+       2*cell_table_size : 64;
+    cell_t *new_table = new cell_t[new_allocation];
+    for( int i=0; i<cell_table_size; ++i )
+      new_table[i] = cell_table[i];
+    delete [] cell_table;
+    cell_table = new_table;
+    cell_table_allocation = new_allocation;
+  }
+}
+
+void ztitle_t::
+new_cell(int cell_no, int64_t title_start, int64_t title_end,
+  int64_t program_start, int64_t program_end, int discontinuity)
+{
+  extend_cell_table();
+  cell_t *cell = &cell_table[cell_table_size];
+  cell->cell_no = cell_no;
+  cell->title_start = title_start;
+  cell->title_end = title_end;
+  cell->program_start = program_start;
+  cell->program_end = program_end;
+  cell->cell_time = -1.;
+  cell->discontinuity = discontinuity;
+  ++cell_table_size;
+}
+
+int ztitle_t::
+print_cells(FILE *output)
+{
+  if( cell_table ) {
+    for( int i=0; i<cell_table_size; ++i ) {
+      cell_t *cell = &cell_table[i];
+      fprintf(output, "REGION: "_LX"-"_LX" "_LX"-"_LX"\n",
+        cell->program_start, cell->program_end,
+        cell->title_start, cell->title_end);
+    }
+  }
+  return 0;
+}
+