importing libdvdread 0.9.3 files

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@7030 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 151 insertions, 0 deletions

diff --git a/libmpdvdkit2/dvd_reader.h b/libmpdvdkit2/dvd_reader.h
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+++ b/libmpdvdkit2/dvd_reader.h
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+#ifndef DVD_READER_H_INCLUDED
+#define DVD_READER_H_INCLUDED
+
+/*
+ * Copyright (C) 2001, 2002 Billy Biggs <vektor@dumbterm.net>,
+ *                          Håkan Hjort <d95hjort@dtek.chalmers.se>
+ *
+ * This program 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 of the License, or (at
+ * your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <sys/types.h>
+
+/**
+ * The length of one Logical Block of a DVD Video.
+ */
+#define DVD_VIDEO_LB_LEN 2048
+
+/**
+ * Maximum length of filenames for UDF.
+ */
+#define MAX_UDF_FILE_NAME_LEN 2048
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct dvd_reader_s dvd_reader_t;
+typedef struct dvd_file_s dvd_file_t;
+
+/**
+ * dvd = DVDOpen(path);
+ *
+ * Opens a block device of a DVD-ROM file, or an image file, or a directory
+ * name for a mounted DVD or HD copy of a DVD.  Returns 0 if we can't get any
+ * of those methods to work.
+ *
+ * If the given file is a block device, or is the mountpoint for a block
+ * device, then that device is used for CSS authentication using libdvdcss.
+ * If no device is available, then no CSS authentication is performed, 
+ * and we hope that the image is decrypted.
+ *
+ * If the path given is a directory, then the files in that directory may be in
+ * any one of these formats:
+ *
+ *   path/VIDEO_TS/VTS_01_1.VOB
+ *   path/video_ts/vts_01_1.vob
+ *   path/VTS_01_1.VOB
+ *   path/vts_01_1.vob
+ */
+dvd_reader_t *DVDOpen( const char * );
+
+/**
+ * DVDClose(dvd);
+ *
+ * Closes and cleans up the DVD reader object.  You must close all open files
+ * before calling this function.
+ */
+void DVDClose( dvd_reader_t * );
+
+/**
+ * INFO_FILE       : VIDEO_TS.IFO     (manager)
+ *                   VTS_XX_0.IFO     (title)
+ *
+ * INFO_BACKUP_FILE: VIDEO_TS.BUP     (manager)
+ *                   VTS_XX_0.BUP     (title)
+ *
+ * MENU_VOBS       : VIDEO_TS.VOB     (manager)
+ *                   VTS_XX_0.VOB     (title)
+ *
+ * TITLE_VOBS      : VTS_XX_[1-9].VOB (title)
+ *                   All files in the title set are opened and 
+ *                   read as a single file.
+ */
+typedef enum {
+    DVD_READ_INFO_FILE,
+    DVD_READ_INFO_BACKUP_FILE,
+    DVD_READ_MENU_VOBS,
+    DVD_READ_TITLE_VOBS
+} dvd_read_domain_t;
+
+/**
+ * dvd_file = DVDOpenFile(dvd, titlenum, domain);
+ *
+ * Opens a file on the DVD given the title number and domain.  If the title
+ * number is 0, the video manager information is opened
+ * (VIDEO_TS.[IFO,BUP,VOB]).  Returns a file structure which may be used for
+ * reads, or 0 if the file was not found.
+ */
+dvd_file_t *DVDOpenFile( dvd_reader_t *, int, 
+			 dvd_read_domain_t );
+
+/**
+ * DVDCloseFile(dvd_file);
+ *
+ * Closes a file and frees the associated structure.
+ */
+void DVDCloseFile( dvd_file_t * );
+
+/**
+ * blocks_read = DVDReadBlocks(dvd_file, offset, block_count, data);
+ *
+ * Reads block_count number of blocks from the file at the given block offset.
+ * Returns number of blocks read on success, -1 on error.  This call is only
+ * for reading VOB data, and should not be used when reading the IFO files.  
+ * When reading from an encrypted drive, blocks are decrypted using libdvdcss 
+ * where required.
+ */
+ssize_t DVDReadBlocks( dvd_file_t *, int, size_t, unsigned char * );
+
+/**
+ * offset_set = DVDFileSeek(dvd_file, seek_offset);
+ *
+ * Seek to the given position in the file.  Returns the resulting position in
+ * bytes from the beginning of the file.  The seek position is only used for
+ * byte reads from the file, the block read call always reads from the given
+ * offset.
+ */
+int DVDFileSeek( dvd_file_t *, int );
+
+/**
+ * bytes_read = DVDReadBytes(dvd_file, data, bytes);
+ *
+ * Reads the given number of bytes from the file.  This call can only be used
+ * on the information files, and may not be used for reading from a VOB.  This
+ * reads from and increments the currrent seek position for the file.
+ */
+ssize_t DVDReadBytes( dvd_file_t *, void *, size_t );
+
+/**
+ * blocks = DVDFileSize(dvd_file);
+ *
+ * Returns the file size in blocks.
+ */
+ssize_t DVDFileSize( dvd_file_t * );
+
+#ifdef __cplusplus
+};
+#endif
+#endif /* DVD_READER_H_INCLUDED */