add libdvdnav support

emulates the vm of a dvd player in order to navigate the disc more reliably
it is optional and disabled by default
CLI option '--dvdnav' enables.  GUI's have a new option in preferences.
When dvdnav is enabled, you can also select angles (cli '--angle')



git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@2355 b64f7644-9d1e-0410-96f1-a4d463321fa5

1 files changed, 88 insertions, 0 deletions

diff --git a/libhb/dvd.h b/libhb/dvd.h
new file mode 100644
index 000000000..8f89a82cc
--- /dev/null
+++ b/libhb/dvd.h
@@ -0,0 +1,88 @@
+/* $Id: dvd.h,v 1.1 2004/08/02 07:19:05 stebbins Exp $
+
+   This file is part of the HandBrake source code.
+   Homepage: <http://handbrake.fr/>.
+   It may be used under the terms of the GNU General Public License. */
+
+#ifndef HB_DVD_H
+#define HB_DVD_H
+
+#include "dvdnav/dvdnav.h"
+#include "dvdread/ifo_read.h"
+#include "dvdread/nav_read.h"
+
+struct hb_dvdread_s
+{
+    char         * path;
+
+    dvd_reader_t * reader;
+    ifo_handle_t * vmg;
+
+    int            vts;
+    int            ttn;
+    ifo_handle_t * ifo;
+    dvd_file_t   * file;
+
+    pgc_t        * pgc;
+    int            cell_start;
+    int            cell_end;
+    int            title_start;
+    int            title_end;
+    int            title_block_count;
+    int            cell_cur;
+    int            cell_next;
+    int            cell_overlap;
+    int            block;
+    int            pack_len;
+    int            next_vobu;
+    int            in_cell;
+    int            in_sync;
+    uint16_t       cur_vob_id;
+    uint8_t        cur_cell_id;
+};
+
+struct hb_dvdnav_s
+{
+    char         * path;
+
+    dvdnav_t     * dvdnav;
+    dvd_reader_t * reader;
+    ifo_handle_t * vmg;
+    int            title;
+	int            title_block_count;
+    int            chapter;
+};
+
+typedef struct hb_dvdnav_s hb_dvdnav_t;
+typedef struct hb_dvdread_s hb_dvdread_t;
+
+union hb_dvd_s
+{
+	hb_dvdread_t dvdread;
+	hb_dvdnav_t  dvdnav;
+};
+
+
+struct hb_dvd_func_s
+{
+	hb_dvd_t *    (* init)        ( char * );
+	void          (* close)       ( hb_dvd_t ** );
+	char        * (* name)        ( char * );
+	int           (* title_count) ( hb_dvd_t * );
+	hb_title_t  * (* title_scan)  ( hb_dvd_t *, int );
+	int           (* start)       ( hb_dvd_t *, int, int );
+	void          (* stop)        ( hb_dvd_t * );
+	int           (* seek)        ( hb_dvd_t *, float );
+	int           (* read)        ( hb_dvd_t *, hb_buffer_t * );
+	int           (* chapter)     ( hb_dvd_t * );
+	int           (* angle_count) ( hb_dvd_t * );
+	void          (* set_angle)   ( hb_dvd_t *, int );
+};
+typedef struct hb_dvd_func_s hb_dvd_func_t;
+
+hb_dvd_func_t * hb_dvdnav_methods( void );
+hb_dvd_func_t * hb_dvdread_methods( void );
+
+#endif // HB_DVD_H
+
+