making act segmenter

1 files changed, 94 insertions, 0 deletions

diff --git a/ffmpeg-fas/seek_indices.h b/ffmpeg-fas/seek_indices.h
new file mode 100644
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+++ b/ffmpeg-fas/seek_indices.h
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+/*****************************************************************************
+ * Copyright 2008. Pittsburgh Pattern Recognition, Inc.
+ * 
+ * This file is part of the Frame Accurate Seeking extension library to 
+ * ffmpeg (ffmpeg-fas).
+ * 
+ * ffmpeg-fas is free software; you can redistribute it and/or modify it 
+ * under the terms of the GNU Lesser General Public License as published by 
+ * the Free Software Foundation; either version 3 of the License, or (at your 
+ * option) any later version.
+ *
+ * The ffmpeg-fas library 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 Lesser General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with the ffmpeg-fas library.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ ******************************************************************************/
+
+#ifndef FAS_SEEK_INDICES_H 
+#define FAS_SEEK_INDICES_H
+
+#include <stdint.h>
+#include <stdio.h>
+
+/* If C++ then we need to __extern "C". Compiler defines __cplusplus */
+#ifdef __cplusplus
+#define __extern extern "C"
+#else
+#define __extern extern
+#endif
+
+
+/**********************************************************************
+ * Seek Table Types
+ **********************************************************************/
+
+typedef enum
+{
+  seek_no_error,
+  seek_unknown_error,
+  seek_bad_argument,
+  seek_malloc_failed,
+} seek_error_type;
+
+typedef enum
+{
+  seek_false = 0,
+  seek_true  = 1
+} seek_boolean_type;
+
+typedef struct
+{
+  int     display_index;
+  int64_t first_packet_dts;
+  int64_t last_packet_dts;
+} seek_entry_type;
+
+typedef struct
+{
+  seek_entry_type *array;
+  seek_boolean_type completed;
+  int num_frames;               // total number of frames
+  int num_entries;              // ie, number of seek-points (keyframes)
+  int allocated_size;
+} seek_table_type;
+
+
+
+/**********************************************************************
+ * Seek Table Functions
+ **********************************************************************/
+
+
+__extern seek_table_type seek_init_table    (int initial_size);
+__extern void            seek_release_table (seek_table_type *table);
+
+__extern seek_table_type seek_copy_table (seek_table_type source);
+__extern int             compare_seek_tables(seek_table_type t1, seek_table_type t2);
+
+__extern seek_error_type seek_append_table_entry (seek_table_type *table, seek_entry_type entry);
+
+__extern seek_error_type seek_get_nearest_entry (seek_table_type *table, seek_entry_type *entry, int display_index, int offset);
+
+__extern seek_error_type seek_show_table (seek_table_type table);          /* human readable */
+__extern seek_error_type seek_show_raw_table (FILE *file, seek_table_type table);
+
+__extern seek_table_type read_table_file(char *name);                      /* read raw file */
+
+#endif 
+
+/**** End of File *****************************************************/