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b99ecc78ca
GLib guarantees libintl is always present, using proxy-libintl as last resort. There is no need to mock gettex API any more. This fix static build on Windows because G_INTL_STATIC_COMPILATION must be defined before including libintl.h, and glib does it for us as part as including glib.h. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2028>
1819 lines
52 KiB
C
1819 lines
52 KiB
C
/* GStreamer DVD title source
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* Copyright (C) 1999 Erik Walthinsen <omega@cse.ogi.edu>
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* Copyright (C) 2001 Billy Biggs <vektor@dumbterm.net>.
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* Copyright (C) 2006 Tim-Philipp Müller <tim centricular net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifdef HAVE_STDINT_H
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#include <stdint.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include "dvdreadsrc.h"
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#include <gmodule.h>
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#include <glib/gi18n-lib.h>
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GST_DEBUG_CATEGORY_STATIC (gstgst_dvd_read_src_debug);
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#define GST_CAT_DEFAULT (gstgst_dvd_read_src_debug)
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enum
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{
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ARG_0,
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ARG_DEVICE,
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ARG_TITLE,
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ARG_CHAPTER,
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ARG_ANGLE
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};
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static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("video/mpeg, mpegversion=2, systemstream=(boolean)true"));
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static GstFormat title_format;
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static GstFormat angle_format;
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static GstFormat sector_format;
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static GstFormat chapter_format;
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static gboolean gst_dvd_read_src_start (GstBaseSrc * basesrc);
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static gboolean gst_dvd_read_src_stop (GstBaseSrc * basesrc);
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static GstFlowReturn gst_dvd_read_src_create (GstPushSrc * pushsrc,
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GstBuffer ** buf);
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static gboolean gst_dvd_read_src_src_query (GstBaseSrc * basesrc,
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GstQuery * query);
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static gboolean gst_dvd_read_src_src_event (GstBaseSrc * basesrc,
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GstEvent * event);
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static gboolean gst_dvd_read_src_goto_title (GstDvdReadSrc * src, gint title,
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gint angle);
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static gboolean gst_dvd_read_src_goto_chapter (GstDvdReadSrc * src,
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gint chapter);
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static gboolean gst_dvd_read_src_goto_sector (GstDvdReadSrc * src, gint angle);
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static void gst_dvd_read_src_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_dvd_read_src_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static GstEvent *gst_dvd_read_src_make_clut_change_event (GstDvdReadSrc * src,
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const guint32 * clut);
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static gboolean gst_dvd_read_src_get_size (GstDvdReadSrc * src, gint64 * size);
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static gboolean gst_dvd_read_src_do_seek (GstBaseSrc * src, GstSegment * s);
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static gint64 gst_dvd_read_src_convert_timecode (dvd_time_t * time);
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static gint gst_dvd_read_src_get_next_cell (GstDvdReadSrc * src,
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pgc_t * pgc, gint cell);
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static GstClockTime gst_dvd_read_src_get_time_for_sector (GstDvdReadSrc * src,
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guint sector);
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static gint gst_dvd_read_src_get_sector_from_time (GstDvdReadSrc * src,
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GstClockTime ts);
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static void gst_dvd_read_src_uri_handler_init (gpointer g_iface,
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gpointer iface_data);
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static gboolean dvdread_element_init (GstPlugin * plugin);
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#define gst_dvd_read_src_parent_class parent_class
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G_DEFINE_TYPE_WITH_CODE (GstDvdReadSrc, gst_dvd_read_src, GST_TYPE_PUSH_SRC,
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G_IMPLEMENT_INTERFACE (GST_TYPE_URI_HANDLER,
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gst_dvd_read_src_uri_handler_init));
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GST_ELEMENT_REGISTER_DEFINE_CUSTOM (dvdreadsrc, dvdread_element_init);
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static void
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gst_dvd_read_src_finalize (GObject * object)
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{
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GstDvdReadSrc *src = GST_DVD_READ_SRC (object);
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g_free (src->location);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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gst_dvd_read_src_init (GstDvdReadSrc * src)
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{
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src->dvd = NULL;
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src->vts_file = NULL;
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src->vmg_file = NULL;
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src->dvd_title = NULL;
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src->location = g_strdup ("/dev/dvd");
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src->first_seek = TRUE;
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src->new_seek = TRUE;
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src->new_cell = TRUE;
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src->change_cell = FALSE;
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src->uri_title = 1;
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src->uri_chapter = 1;
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src->uri_angle = 1;
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src->title_lang_event_pending = NULL;
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src->pending_clut_event = NULL;
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gst_pad_use_fixed_caps (GST_BASE_SRC_PAD (src));
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gst_pad_set_caps (GST_BASE_SRC_PAD (src),
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gst_static_pad_template_get_caps (&srctemplate));
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}
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static gboolean
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gst_dvd_read_src_is_seekable (GstBaseSrc * src)
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{
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return TRUE;
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}
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static void
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gst_dvd_read_src_class_init (GstDvdReadSrcClass * klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
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GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
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GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
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gobject_class->finalize = gst_dvd_read_src_finalize;
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gobject_class->set_property = gst_dvd_read_src_set_property;
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gobject_class->get_property = gst_dvd_read_src_get_property;
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DEVICE,
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g_param_spec_string ("device", "Device",
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"DVD device location", NULL,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_TITLE,
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g_param_spec_int ("title", "title", "title",
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1, 999, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_CHAPTER,
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g_param_spec_int ("chapter", "chapter", "chapter",
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1, 999, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_ANGLE,
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g_param_spec_int ("angle", "angle", "angle",
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1, 999, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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gst_element_class_add_static_pad_template (gstelement_class, &srctemplate);
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gst_element_class_set_static_metadata (gstelement_class, "DVD Source",
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"Source/File/DVD",
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"Access a DVD title/chapter/angle using libdvdread",
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"Erik Walthinsen <omega@cse.ogi.edu>");
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gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_dvd_read_src_start);
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gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_dvd_read_src_stop);
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gstbasesrc_class->query = GST_DEBUG_FUNCPTR (gst_dvd_read_src_src_query);
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gstbasesrc_class->event = GST_DEBUG_FUNCPTR (gst_dvd_read_src_src_event);
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gstbasesrc_class->do_seek = GST_DEBUG_FUNCPTR (gst_dvd_read_src_do_seek);
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gstbasesrc_class->is_seekable =
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GST_DEBUG_FUNCPTR (gst_dvd_read_src_is_seekable);
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gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_dvd_read_src_create);
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title_format = gst_format_register ("title", "DVD title");
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angle_format = gst_format_register ("angle", "DVD angle");
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sector_format = gst_format_register ("sector", "DVD sector");
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chapter_format = gst_format_register ("chapter", "DVD chapter");
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}
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static gboolean
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gst_dvd_read_src_start (GstBaseSrc * basesrc)
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{
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GstDvdReadSrc *src = GST_DVD_READ_SRC (basesrc);
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g_return_val_if_fail (src->location != NULL, FALSE);
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GST_DEBUG_OBJECT (src, "Opening DVD '%s'", src->location);
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if ((src->dvd = DVDOpen (src->location)) == NULL)
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goto open_failed;
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/* Load the video manager to find out the information about the titles */
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GST_DEBUG_OBJECT (src, "Loading VMG info");
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if (!(src->vmg_file = ifoOpen (src->dvd, 0)))
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goto ifo_open_failed;
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src->tt_srpt = src->vmg_file->tt_srpt;
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src->title = src->uri_title - 1;
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src->chapter = src->uri_chapter - 1;
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src->angle = src->uri_angle - 1;
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if (!gst_dvd_read_src_goto_title (src, src->title, src->angle))
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goto title_open_failed;
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if (!gst_dvd_read_src_goto_chapter (src, src->chapter))
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goto chapter_open_failed;
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src->new_seek = FALSE;
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src->change_cell = TRUE;
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src->first_seek = TRUE;
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return TRUE;
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/* ERRORS */
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open_failed:
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{
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GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
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(_("Could not open DVD")),
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("DVDOpen(%s) failed: %s", src->location, g_strerror (errno)));
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return FALSE;
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}
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ifo_open_failed:
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{
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GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
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(_("Could not open DVD")),
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("ifoOpen() failed: %s", g_strerror (errno)));
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return FALSE;
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}
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title_open_failed:
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{
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GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
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(_("Could not open DVD title %d"), src->uri_title), (NULL));
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return FALSE;
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}
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chapter_open_failed:
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{
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GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
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(_("Failed to go to chapter %d of DVD title %d"),
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src->uri_chapter, src->uri_title), (NULL));
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return FALSE;
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}
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}
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static gboolean
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gst_dvd_read_src_stop (GstBaseSrc * basesrc)
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{
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GstDvdReadSrc *src = GST_DVD_READ_SRC (basesrc);
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if (src->vts_file) {
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ifoClose (src->vts_file);
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src->vts_file = NULL;
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}
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if (src->vmg_file) {
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ifoClose (src->vmg_file);
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src->vmg_file = NULL;
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}
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if (src->dvd_title) {
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DVDCloseFile (src->dvd_title);
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src->dvd_title = NULL;
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}
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if (src->dvd) {
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DVDClose (src->dvd);
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src->dvd = NULL;
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}
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src->new_cell = TRUE;
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src->new_seek = TRUE;
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src->change_cell = FALSE;
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src->chapter = 0;
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src->title = 0;
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src->need_newsegment = TRUE;
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src->vts_tmapt = NULL;
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if (src->title_lang_event_pending) {
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gst_event_unref (src->title_lang_event_pending);
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src->title_lang_event_pending = NULL;
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}
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if (src->pending_clut_event) {
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gst_event_unref (src->pending_clut_event);
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src->pending_clut_event = NULL;
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}
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if (src->chapter_starts) {
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g_free (src->chapter_starts);
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src->chapter_starts = NULL;
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}
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GST_LOG_OBJECT (src, "closed DVD");
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return TRUE;
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}
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static void
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cur_title_get_chapter_pgc (GstDvdReadSrc * src, gint chapter, gint * p_pgn,
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gint * p_pgc_id, pgc_t ** p_pgc)
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{
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pgc_t *pgc;
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gint pgn, pgc_id;
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g_assert (chapter >= 0 && chapter < src->num_chapters);
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pgc_id = src->vts_ptt_srpt->title[src->ttn - 1].ptt[chapter].pgcn;
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pgn = src->vts_ptt_srpt->title[src->ttn - 1].ptt[chapter].pgn;
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pgc = src->vts_file->vts_pgcit->pgci_srp[pgc_id - 1].pgc;
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*p_pgn = pgn;
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*p_pgc_id = pgc_id;
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*p_pgc = pgc;
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}
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static void
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cur_title_get_chapter_bounds (GstDvdReadSrc * src, gint chapter,
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gint * p_first_cell, gint * p_last_cell)
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{
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pgc_t *pgc;
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gint pgn, pgc_id, pgn_next_ch;
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g_assert (chapter >= 0 && chapter < src->num_chapters);
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cur_title_get_chapter_pgc (src, chapter, &pgn, &pgc_id, &pgc);
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*p_first_cell = pgc->program_map[pgn - 1] - 1;
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/* last cell is used as a 'up to boundary', not 'up to and including',
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* i.e. it is the first cell not included in the chapter range */
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if (chapter == (src->num_chapters - 1)) {
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*p_last_cell = pgc->nr_of_cells;
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} else {
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pgn_next_ch = src->vts_ptt_srpt->title[src->ttn - 1].ptt[chapter + 1].pgn;
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*p_last_cell = pgc->program_map[pgn_next_ch - 1] - 1;
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}
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GST_DEBUG_OBJECT (src, "Chapter %d bounds: %d %d (within %d cells)",
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chapter, *p_first_cell, *p_last_cell, pgc->nr_of_cells);
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}
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static gboolean
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gst_dvd_read_src_goto_chapter (GstDvdReadSrc * src, gint chapter)
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{
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gint i;
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const guint8 *palette;
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/* make sure the chapter number is valid for this title */
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if (chapter < 0 || chapter >= src->num_chapters) {
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GST_WARNING_OBJECT (src, "invalid chapter %d (only %d available)",
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chapter, src->num_chapters);
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chapter = CLAMP (chapter, 0, src->num_chapters - 1);
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}
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/* determine which program chain we want to watch. This is
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* based on the chapter number */
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cur_title_get_chapter_pgc (src, chapter, &src->pgn, &src->pgc_id,
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&src->cur_pgc);
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cur_title_get_chapter_bounds (src, chapter, &src->start_cell,
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&src->last_cell);
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GST_LOG_OBJECT (src, "Opened chapter %d - cell %d-%d", chapter + 1,
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src->start_cell, src->last_cell);
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/* retrieve position */
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src->cur_pack = 0;
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for (i = 0; i < chapter; i++) {
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gint c1, c2;
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cur_title_get_chapter_bounds (src, i, &c1, &c2);
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while (c1 < c2) {
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src->cur_pack +=
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src->cur_pgc->cell_playback[c1].last_sector -
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src->cur_pgc->cell_playback[c1].first_sector;
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++c1;
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}
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}
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/* prepare reading for new cell */
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src->new_cell = TRUE;
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src->next_cell = src->start_cell;
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src->chapter = chapter;
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if (src->pending_clut_event)
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gst_event_unref (src->pending_clut_event);
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/* Work around GCC 9 compiler warning here about taking address of packed
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* member, which may result in an unaligned pointer access */
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palette = (const guint8 *) src->cur_pgc->palette;
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src->pending_clut_event =
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gst_dvd_read_src_make_clut_change_event (src, (const guint32 *) palette);
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return TRUE;
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}
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static void
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gst_dvd_read_src_get_chapter_starts (GstDvdReadSrc * src)
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{
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GstClockTime uptohere;
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guint c;
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g_free (src->chapter_starts);
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src->chapter_starts = g_new (GstClockTime, src->num_chapters);
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uptohere = (GstClockTime) 0;
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for (c = 0; c < src->num_chapters; ++c) {
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GstClockTime chapter_duration = 0;
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gint cell_start, cell_end, cell;
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gint pgn, pgc_id;
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pgc_t *pgc;
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cur_title_get_chapter_pgc (src, c, &pgn, &pgc_id, &pgc);
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cur_title_get_chapter_bounds (src, c, &cell_start, &cell_end);
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cell = cell_start;
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while (cell < cell_end) {
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dvd_time_t *cell_duration;
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|
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cell_duration = &pgc->cell_playback[cell].playback_time;
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chapter_duration += gst_dvd_read_src_convert_timecode (cell_duration);
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cell = gst_dvd_read_src_get_next_cell (src, pgc, cell);
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}
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src->chapter_starts[c] = uptohere;
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GST_INFO_OBJECT (src, "[%02u] Chapter %02u starts at %" GST_TIME_FORMAT
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", dur = %" GST_TIME_FORMAT ", cells %d-%d", src->title + 1, c + 1,
|
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GST_TIME_ARGS (uptohere), GST_TIME_ARGS (chapter_duration),
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cell_start, cell_end);
|
|
|
|
uptohere += chapter_duration;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_goto_title (GstDvdReadSrc * src, gint title, gint angle)
|
|
{
|
|
GstStructure *s;
|
|
gchar lang_code[3] = { '\0', '\0', '\0' }, *t;
|
|
pgc_t *pgc0;
|
|
gint title_set_nr;
|
|
gint num_titles;
|
|
gint pgn0, pgc0_id;
|
|
gint i;
|
|
|
|
/* make sure our title number is valid */
|
|
num_titles = src->tt_srpt->nr_of_srpts;
|
|
GST_INFO_OBJECT (src, "There are %d titles on this DVD", num_titles);
|
|
if (title < 0 || title >= num_titles)
|
|
goto invalid_title;
|
|
|
|
src->num_chapters = src->tt_srpt->title[title].nr_of_ptts;
|
|
GST_INFO_OBJECT (src, "Title %d has %d chapters", title + 1,
|
|
src->num_chapters);
|
|
|
|
/* make sure the angle number is valid for this title */
|
|
src->num_angles = src->tt_srpt->title[title].nr_of_angles;
|
|
GST_LOG_OBJECT (src, "Title %d has %d angles", title + 1, src->num_angles);
|
|
if (angle < 0 || angle >= src->num_angles) {
|
|
GST_WARNING_OBJECT (src, "Invalid angle %d (only %d available)",
|
|
angle, src->num_angles);
|
|
angle = CLAMP (angle, 0, src->num_angles - 1);
|
|
}
|
|
|
|
/* load the VTS information for the title set our title is in */
|
|
title_set_nr = src->tt_srpt->title[title].title_set_nr;
|
|
src->vts_file = ifoOpen (src->dvd, title_set_nr);
|
|
if (src->vts_file == NULL)
|
|
goto ifo_open_failed;
|
|
|
|
src->ttn = src->tt_srpt->title[title].vts_ttn;
|
|
src->vts_ptt_srpt = src->vts_file->vts_ptt_srpt;
|
|
|
|
/* interactive title? */
|
|
if (src->num_chapters > 0 &&
|
|
src->vts_ptt_srpt->title[src->ttn - 1].ptt[0].pgn == 0) {
|
|
goto commands_only_pgc;
|
|
}
|
|
|
|
/* we've got enough info, time to open the title set data */
|
|
src->dvd_title = DVDOpenFile (src->dvd, title_set_nr, DVD_READ_TITLE_VOBS);
|
|
if (src->dvd_title == NULL)
|
|
goto title_open_failed;
|
|
|
|
GST_INFO_OBJECT (src, "Opened title %d, angle %d", title + 1, angle);
|
|
src->title = title;
|
|
src->angle = angle;
|
|
|
|
/* build event */
|
|
|
|
if (src->title_lang_event_pending) {
|
|
gst_event_unref (src->title_lang_event_pending);
|
|
src->title_lang_event_pending = NULL;
|
|
}
|
|
|
|
s = gst_structure_new ("application/x-gst-dvd",
|
|
"event", G_TYPE_STRING, "dvd-lang-codes", NULL);
|
|
|
|
/* so we can filter out invalid/unused streams (same for all chapters) */
|
|
cur_title_get_chapter_pgc (src, 0, &pgn0, &pgc0_id, &pgc0);
|
|
|
|
/* audio */
|
|
for (i = 0; i < src->vts_file->vtsi_mat->nr_of_vts_audio_streams; i++) {
|
|
const audio_attr_t *a;
|
|
|
|
/* audio stream present? */
|
|
if (pgc0 != NULL && (pgc0->audio_control[i] & 0x8000) == 0)
|
|
continue;
|
|
|
|
a = &src->vts_file->vtsi_mat->vts_audio_attr[i];
|
|
|
|
t = g_strdup_printf ("audio-%d-format", i);
|
|
gst_structure_set (s, t, G_TYPE_INT, (int) a->audio_format, NULL);
|
|
g_free (t);
|
|
t = g_strdup_printf ("audio-%d-stream", i);
|
|
gst_structure_set (s, t, G_TYPE_INT, (int) i, NULL);
|
|
g_free (t);
|
|
|
|
if (a->lang_type) {
|
|
t = g_strdup_printf ("audio-%d-language", i);
|
|
lang_code[0] = (a->lang_code >> 8) & 0xff;
|
|
lang_code[1] = a->lang_code & 0xff;
|
|
gst_structure_set (s, t, G_TYPE_STRING, lang_code, NULL);
|
|
g_free (t);
|
|
} else {
|
|
lang_code[0] = '\0';
|
|
}
|
|
|
|
GST_INFO_OBJECT (src, "[%02d] Audio %02d: lang='%s', format=%d",
|
|
src->title + 1, i, lang_code, (gint) a->audio_format);
|
|
}
|
|
|
|
/* subtitle */
|
|
for (i = 0; i < src->vts_file->vtsi_mat->nr_of_vts_subp_streams; i++) {
|
|
const subp_attr_t *u;
|
|
const video_attr_t *v;
|
|
gint sid;
|
|
|
|
/* subpicture stream present? */
|
|
if (pgc0 != NULL && (pgc0->subp_control[i] & 0x80000000) == 0)
|
|
continue;
|
|
|
|
u = &src->vts_file->vtsi_mat->vts_subp_attr[i];
|
|
v = &src->vts_file->vtsi_mat->vts_video_attr;
|
|
|
|
sid = i;
|
|
if (pgc0 != NULL) {
|
|
if (v->display_aspect_ratio == 0) /* 4:3 */
|
|
sid = (pgc0->subp_control[i] >> 24) & 0x1f;
|
|
else if (v->display_aspect_ratio == 3) /* 16:9 */
|
|
sid = (pgc0->subp_control[i] >> 8) & 0x1f;
|
|
}
|
|
|
|
if (u->type) {
|
|
t = g_strdup_printf ("subpicture-%d-language", i);
|
|
lang_code[0] = (u->lang_code >> 8) & 0xff;
|
|
lang_code[1] = u->lang_code & 0xff;
|
|
gst_structure_set (s, t, G_TYPE_STRING, lang_code, NULL);
|
|
g_free (t);
|
|
t = g_strdup_printf ("subpicture-%d-stream", i);
|
|
gst_structure_set (s, t, G_TYPE_INT, (int) sid, NULL);
|
|
g_free (t);
|
|
t = g_strdup_printf ("subpicture-%d-format", i);
|
|
gst_structure_set (s, t, G_TYPE_INT, (int) 0, NULL);
|
|
g_free (t);
|
|
} else {
|
|
lang_code[0] = '\0';
|
|
}
|
|
|
|
GST_INFO_OBJECT (src, "[%02d] Subtitle %02d: lang='%s', type=%d",
|
|
src->title + 1, sid, lang_code, u->type);
|
|
}
|
|
|
|
src->title_lang_event_pending =
|
|
gst_event_new_custom (GST_EVENT_CUSTOM_DOWNSTREAM, s);
|
|
|
|
/* dump seek tables */
|
|
src->vts_tmapt = src->vts_file->vts_tmapt;
|
|
if (src->vts_tmapt) {
|
|
gint i, j;
|
|
|
|
GST_LOG_OBJECT (src, "nr_of_tmaps = %d", src->vts_tmapt->nr_of_tmaps);
|
|
for (i = 0; i < src->vts_tmapt->nr_of_tmaps; ++i) {
|
|
GST_LOG_OBJECT (src, "======= Table %d ===================", i);
|
|
GST_LOG_OBJECT (src, "Offset relative to VTS_TMAPTI: %d",
|
|
src->vts_tmapt->tmap_offset[i]);
|
|
GST_LOG_OBJECT (src, "Time unit (seconds) : %d",
|
|
src->vts_tmapt->tmap[i].tmu);
|
|
GST_LOG_OBJECT (src, "Number of entries : %d",
|
|
src->vts_tmapt->tmap[i].nr_of_entries);
|
|
for (j = 0; j < src->vts_tmapt->tmap[i].nr_of_entries; j++) {
|
|
guint64 time;
|
|
|
|
time = (guint64) src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
|
|
GST_LOG_OBJECT (src, "Time: %" GST_TIME_FORMAT " VOBU "
|
|
"Sector: 0x%08x %s", GST_TIME_ARGS (time),
|
|
src->vts_tmapt->tmap[i].map_ent[j] & 0x7fffffff,
|
|
(src->vts_tmapt->tmap[i].map_ent[j] >> 31) ? "discontinuity" : "");
|
|
}
|
|
}
|
|
} else {
|
|
GST_WARNING_OBJECT (src, "no vts_tmapt - seeking will suck");
|
|
}
|
|
|
|
gst_dvd_read_src_get_chapter_starts (src);
|
|
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
invalid_title:
|
|
{
|
|
GST_WARNING_OBJECT (src, "Invalid title %d (only %d available)",
|
|
title, num_titles);
|
|
return FALSE;
|
|
}
|
|
ifo_open_failed:
|
|
{
|
|
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
|
|
(_("Could not open DVD title %d"), title_set_nr),
|
|
("ifoOpen(%d) failed: %s", title_set_nr, g_strerror (errno)));
|
|
return FALSE;
|
|
}
|
|
title_open_failed:
|
|
{
|
|
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
|
|
(_("Could not open DVD title %d"), title_set_nr),
|
|
("Can't open title VOBS (VTS_%02d_1.VOB)", title_set_nr));
|
|
return FALSE;
|
|
}
|
|
commands_only_pgc:
|
|
{
|
|
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
|
|
(_("Could not open DVD title %d. Interactive titles are not supported "
|
|
"by this element"), title_set_nr),
|
|
("Commands-only PGC, not supported, use rsndvdbin"));
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* FIXME: double-check this function, compare against original */
|
|
static gint
|
|
gst_dvd_read_src_get_next_cell (GstDvdReadSrc * src, pgc_t * pgc, gint cell)
|
|
{
|
|
/* Check if we're entering an angle block. */
|
|
if (pgc->cell_playback[cell].block_type != BLOCK_TYPE_ANGLE_BLOCK)
|
|
return (cell + 1);
|
|
|
|
while (pgc->cell_playback[cell].block_mode != BLOCK_MODE_LAST_CELL)
|
|
++cell;
|
|
|
|
return cell + 1;
|
|
}
|
|
|
|
/* Returns true if the pack is a NAV pack */
|
|
static gboolean
|
|
gst_dvd_read_src_is_nav_pack (const guint8 * data, gint lbn, dsi_t * dsi_pack)
|
|
{
|
|
if (GST_READ_UINT32_BE (data + 0x26) != 0x000001BF)
|
|
return FALSE;
|
|
|
|
/* Check that this is substream 0 (PCI) */
|
|
if (data[0x2c] != 0)
|
|
return FALSE;
|
|
|
|
if (GST_READ_UINT32_BE (data + 0x400) != 0x000001BF)
|
|
return FALSE;
|
|
|
|
/* Check that this is substream 1 (DSI) */
|
|
if (data[0x406] != 1)
|
|
return FALSE;
|
|
|
|
/* Check sizes of PCI and DSI packets */
|
|
if (GST_READ_UINT16_BE (data + 0x2a) != 0x03d4)
|
|
return FALSE;
|
|
|
|
if (GST_READ_UINT16_BE (data + 0x404) != 0x03fa)
|
|
return FALSE;
|
|
|
|
/* Read the DSI packet into the provided struct and check it */
|
|
navRead_DSI (dsi_pack, (unsigned char *) data + DSI_START_BYTE);
|
|
if (lbn != dsi_pack->dsi_gi.nv_pck_lbn)
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* find time for sector from index, returns NONE if there is no exact match */
|
|
static GstClockTime
|
|
gst_dvd_read_src_get_time_for_sector (GstDvdReadSrc * src, guint sector)
|
|
{
|
|
gint i, j;
|
|
|
|
if (src->vts_tmapt == NULL || src->vts_tmapt->nr_of_tmaps == 0)
|
|
return GST_CLOCK_TIME_NONE;
|
|
|
|
for (i = 0; i < src->vts_tmapt->nr_of_tmaps; ++i) {
|
|
for (j = 0; j < src->vts_tmapt->tmap[i].nr_of_entries; ++j) {
|
|
if ((src->vts_tmapt->tmap[i].map_ent[j] & 0x7fffffff) == sector)
|
|
return (guint64) src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
|
|
}
|
|
}
|
|
|
|
if (sector == 0)
|
|
return (GstClockTime) 0;
|
|
|
|
return GST_CLOCK_TIME_NONE;
|
|
}
|
|
|
|
/* returns the sector in the index at (or before) the given time, or -1 */
|
|
static gint
|
|
gst_dvd_read_src_get_sector_from_time (GstDvdReadSrc * src, GstClockTime ts)
|
|
{
|
|
gint sector, j;
|
|
|
|
if (src->vts_tmapt == NULL || src->vts_tmapt->nr_of_tmaps < src->ttn)
|
|
return -1;
|
|
|
|
sector = src->vts_tmapt->tmap[src->ttn - 1].map_ent[0] & 0x7fffffff;
|
|
|
|
for (j = 0; j < src->vts_tmapt->tmap[src->ttn - 1].nr_of_entries; ++j) {
|
|
GstClockTime entry_time;
|
|
|
|
entry_time =
|
|
(guint64) src->vts_tmapt->tmap[src->ttn - 1].tmu * (j + 1) * GST_SECOND;
|
|
if (entry_time <= ts) {
|
|
sector = src->vts_tmapt->tmap[src->ttn - 1].map_ent[j] & 0x7fffffff;
|
|
}
|
|
if (entry_time >= ts) {
|
|
return sector;
|
|
}
|
|
}
|
|
|
|
if (ts == 0)
|
|
return 0;
|
|
|
|
return -1;
|
|
}
|
|
|
|
typedef enum
|
|
{
|
|
GST_DVD_READ_OK = 0,
|
|
GST_DVD_READ_ERROR = -1,
|
|
GST_DVD_READ_EOS = -2,
|
|
GST_DVD_READ_AGAIN = -3
|
|
} GstDvdReadReturn;
|
|
|
|
static GstDvdReadReturn
|
|
gst_dvd_read_src_read (GstDvdReadSrc * src, gint angle, gint new_seek,
|
|
GstBuffer ** p_buf)
|
|
{
|
|
GstBuffer *buf;
|
|
GstSegment *seg;
|
|
guint8 oneblock[DVD_VIDEO_LB_LEN];
|
|
dsi_t dsi_pack;
|
|
guint next_vobu, cur_output_size;
|
|
gint len;
|
|
gint retries;
|
|
gint64 next_time;
|
|
GstMapInfo map;
|
|
|
|
seg = &(GST_BASE_SRC (src)->segment);
|
|
|
|
/* playback by cell in this pgc, starting at the cell for our chapter */
|
|
if (new_seek)
|
|
src->cur_cell = src->start_cell;
|
|
|
|
again:
|
|
|
|
if (src->cur_cell >= src->last_cell) {
|
|
/* advance to next chapter */
|
|
if (src->chapter == (src->num_chapters - 1) ||
|
|
(seg->format == chapter_format && seg->stop != -1 &&
|
|
src->chapter == (seg->stop - 1))) {
|
|
GST_DEBUG_OBJECT (src, "end of chapter segment");
|
|
goto eos;
|
|
}
|
|
|
|
GST_INFO_OBJECT (src, "end of chapter %d, switch to next",
|
|
src->chapter + 1);
|
|
|
|
++src->chapter;
|
|
gst_dvd_read_src_goto_chapter (src, src->chapter);
|
|
|
|
return GST_DVD_READ_AGAIN;
|
|
}
|
|
|
|
if (src->new_cell || new_seek) {
|
|
if (!new_seek) {
|
|
src->cur_cell = src->next_cell;
|
|
if (src->cur_cell >= src->last_cell) {
|
|
GST_LOG_OBJECT (src, "last cell in chapter");
|
|
goto again;
|
|
}
|
|
}
|
|
|
|
/* take angle into account */
|
|
if (src->cur_pgc->cell_playback[src->cur_cell].block_type
|
|
== BLOCK_TYPE_ANGLE_BLOCK)
|
|
src->cur_cell += angle;
|
|
|
|
/* calculate next cell */
|
|
src->next_cell =
|
|
gst_dvd_read_src_get_next_cell (src, src->cur_pgc, src->cur_cell);
|
|
|
|
/* we loop until we're out of this cell */
|
|
src->cur_pack = src->cur_pgc->cell_playback[src->cur_cell].first_sector;
|
|
src->new_cell = FALSE;
|
|
GST_DEBUG_OBJECT (src, "Starting new cell %d @ pack %d", src->cur_cell,
|
|
src->cur_pack);
|
|
}
|
|
|
|
if (src->cur_pack >= src->cur_pgc->cell_playback[src->cur_cell].last_sector) {
|
|
src->new_cell = TRUE;
|
|
GST_LOG_OBJECT (src, "Beyond last sector for cell %d, going to next cell",
|
|
src->cur_cell);
|
|
return GST_DVD_READ_AGAIN;
|
|
}
|
|
|
|
/* read NAV packet */
|
|
retries = 0;
|
|
nav_retry:
|
|
retries++;
|
|
|
|
len = DVDReadBlocks (src->dvd_title, src->cur_pack, 1, oneblock);
|
|
if (len != 1)
|
|
goto read_error;
|
|
|
|
if (!gst_dvd_read_src_is_nav_pack (oneblock, src->cur_pack, &dsi_pack)) {
|
|
GST_LOG_OBJECT (src, "Skipping nav packet @ pack %d", src->cur_pack);
|
|
src->cur_pack++;
|
|
|
|
if (retries < 2000) {
|
|
goto nav_retry;
|
|
} else {
|
|
GST_LOG_OBJECT (src, "No nav packet @ pack %d after 2000 blocks",
|
|
src->cur_pack);
|
|
goto read_error;
|
|
}
|
|
}
|
|
|
|
/* determine where we go next. These values are the ones we
|
|
* mostly care about */
|
|
cur_output_size = dsi_pack.dsi_gi.vobu_ea + 1;
|
|
|
|
/* If we're not at the end of this cell, we can determine the next
|
|
* VOBU to display using the VOBU_SRI information section of the
|
|
* DSI. Using this value correctly follows the current angle,
|
|
* avoiding the doubled scenes in The Matrix, and makes our life
|
|
* really happy.
|
|
*
|
|
* Otherwise, we set our next address past the end of this cell to
|
|
* force the code above to go to the next cell in the program. */
|
|
if (dsi_pack.vobu_sri.next_vobu != SRI_END_OF_CELL) {
|
|
next_vobu = src->cur_pack + (dsi_pack.vobu_sri.next_vobu & 0x7fffffff);
|
|
} else {
|
|
next_vobu = src->cur_pgc->cell_playback[src->cur_cell].last_sector + 1;
|
|
}
|
|
|
|
g_assert (cur_output_size < 1024);
|
|
|
|
/* create the buffer (TODO: use buffer pool?) */
|
|
buf =
|
|
gst_buffer_new_allocate (NULL, cur_output_size * DVD_VIDEO_LB_LEN, NULL);
|
|
|
|
GST_LOG_OBJECT (src, "Going to read %u sectors @ pack %d", cur_output_size,
|
|
src->cur_pack);
|
|
|
|
gst_buffer_map (buf, &map, GST_MAP_WRITE);
|
|
/* read in and output cursize packs */
|
|
len =
|
|
DVDReadBlocks (src->dvd_title, src->cur_pack, cur_output_size, map.data);
|
|
|
|
if (len != cur_output_size)
|
|
goto block_read_error;
|
|
|
|
gst_buffer_unmap (buf, &map);
|
|
gst_buffer_resize (buf, 0, cur_output_size * DVD_VIDEO_LB_LEN);
|
|
/* GST_BUFFER_OFFSET (buf) = priv->cur_pack * DVD_VIDEO_LB_LEN; */
|
|
GST_BUFFER_TIMESTAMP (buf) =
|
|
gst_dvd_read_src_get_time_for_sector (src, src->cur_pack);
|
|
|
|
*p_buf = buf;
|
|
|
|
GST_LOG_OBJECT (src, "Read %u sectors", cur_output_size);
|
|
|
|
src->cur_pack = next_vobu;
|
|
|
|
next_time = GST_BUFFER_TIMESTAMP (buf);
|
|
if (GST_CLOCK_TIME_IS_VALID (next_time) && seg->format == GST_FORMAT_TIME &&
|
|
GST_CLOCK_TIME_IS_VALID (seg->stop) &&
|
|
next_time > seg->stop + 5 * GST_SECOND) {
|
|
GST_DEBUG_OBJECT (src, "end of TIME segment");
|
|
goto eos;
|
|
}
|
|
|
|
return GST_DVD_READ_OK;
|
|
|
|
/* ERRORS */
|
|
eos:
|
|
{
|
|
GST_INFO_OBJECT (src, "Reached end-of-segment/stream - EOS");
|
|
return GST_DVD_READ_EOS;
|
|
}
|
|
read_error:
|
|
{
|
|
GST_ERROR_OBJECT (src, "Read failed for block %d", src->cur_pack);
|
|
return GST_DVD_READ_ERROR;
|
|
}
|
|
block_read_error:
|
|
{
|
|
GST_ERROR_OBJECT (src, "Read failed for %d blocks at %d",
|
|
cur_output_size, src->cur_pack);
|
|
gst_buffer_unmap (buf, &map);
|
|
gst_buffer_unref (buf);
|
|
return GST_DVD_READ_ERROR;
|
|
}
|
|
}
|
|
|
|
/* we don't cache the result on purpose */
|
|
static gboolean
|
|
gst_dvd_read_descrambler_available (void)
|
|
{
|
|
GModule *module;
|
|
gpointer sym;
|
|
gsize res;
|
|
|
|
module = g_module_open ("libdvdcss", 0);
|
|
if (module != NULL) {
|
|
res = g_module_symbol (module, "dvdcss_open", &sym);
|
|
g_module_close (module);
|
|
} else {
|
|
res = FALSE;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_dvd_read_src_create (GstPushSrc * pushsrc, GstBuffer ** p_buf)
|
|
{
|
|
GstDvdReadSrc *src = GST_DVD_READ_SRC (pushsrc);
|
|
GstPad *srcpad;
|
|
gint res;
|
|
|
|
g_return_val_if_fail (src->dvd != NULL, GST_FLOW_ERROR);
|
|
|
|
srcpad = GST_BASE_SRC (src)->srcpad;
|
|
|
|
if (src->need_newsegment) {
|
|
GstSegment seg;
|
|
|
|
gst_segment_init (&seg, GST_FORMAT_BYTES);
|
|
seg.start = src->cur_pack * DVD_VIDEO_LB_LEN;
|
|
seg.stop = -1;
|
|
seg.time = 0;
|
|
gst_pad_push_event (srcpad, gst_event_new_segment (&seg));
|
|
src->need_newsegment = FALSE;
|
|
}
|
|
|
|
if (src->new_seek) {
|
|
gst_dvd_read_src_goto_title (src, src->title, src->angle);
|
|
gst_dvd_read_src_goto_chapter (src, src->chapter);
|
|
|
|
src->new_seek = FALSE;
|
|
src->change_cell = TRUE;
|
|
}
|
|
|
|
if (src->title_lang_event_pending) {
|
|
gst_pad_push_event (srcpad, src->title_lang_event_pending);
|
|
src->title_lang_event_pending = NULL;
|
|
}
|
|
|
|
if (src->pending_clut_event) {
|
|
gst_pad_push_event (srcpad, src->pending_clut_event);
|
|
src->pending_clut_event = NULL;
|
|
}
|
|
|
|
/* read it in */
|
|
do {
|
|
res = gst_dvd_read_src_read (src, src->angle, src->change_cell, p_buf);
|
|
} while (res == GST_DVD_READ_AGAIN);
|
|
|
|
switch (res) {
|
|
case GST_DVD_READ_ERROR:{
|
|
/* FIXME: figure out a way to detect if scrambling is the problem */
|
|
if (!gst_dvd_read_descrambler_available ()) {
|
|
GST_ELEMENT_ERROR (src, RESOURCE, READ,
|
|
(_("Could not read DVD. This may be because the DVD is encrypted "
|
|
"and a DVD decryption library is not installed.")), (NULL));
|
|
} else {
|
|
GST_ELEMENT_ERROR (src, RESOURCE, READ, (_("Could not read DVD.")),
|
|
(NULL));
|
|
}
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
case GST_DVD_READ_EOS:{
|
|
return GST_FLOW_EOS;
|
|
}
|
|
case GST_DVD_READ_OK:{
|
|
src->change_cell = FALSE;
|
|
return GST_FLOW_OK;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
g_return_val_if_reached (GST_FLOW_EOS);
|
|
}
|
|
|
|
static void
|
|
gst_dvd_read_src_set_property (GObject * object, guint prop_id,
|
|
const GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstDvdReadSrc *src = GST_DVD_READ_SRC (object);
|
|
gboolean started;
|
|
|
|
GST_OBJECT_LOCK (src);
|
|
started = GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_FLAG_STARTED);
|
|
|
|
switch (prop_id) {
|
|
case ARG_DEVICE:{
|
|
if (started) {
|
|
g_warning ("%s: property '%s' needs to be set before the device is "
|
|
"opened", GST_ELEMENT_NAME (src), pspec->name);
|
|
break;
|
|
}
|
|
|
|
g_free (src->location);
|
|
/* clear the filename if we get a NULL (is that possible?) */
|
|
if (g_value_get_string (value) == NULL) {
|
|
src->location = g_strdup ("/dev/dvd");
|
|
} else {
|
|
src->location = g_value_dup_string (value);
|
|
}
|
|
break;
|
|
}
|
|
case ARG_TITLE:
|
|
src->uri_title = g_value_get_int (value);
|
|
if (started) {
|
|
src->title = src->uri_title - 1;
|
|
src->new_seek = TRUE;
|
|
}
|
|
break;
|
|
case ARG_CHAPTER:
|
|
src->uri_chapter = g_value_get_int (value);
|
|
if (started) {
|
|
src->chapter = src->uri_chapter - 1;
|
|
src->new_seek = TRUE;
|
|
}
|
|
break;
|
|
case ARG_ANGLE:
|
|
src->uri_angle = g_value_get_int (value);
|
|
if (started) {
|
|
src->angle = src->uri_angle - 1;
|
|
}
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
|
|
GST_OBJECT_UNLOCK (src);
|
|
}
|
|
|
|
static void
|
|
gst_dvd_read_src_get_property (GObject * object, guint prop_id, GValue * value,
|
|
GParamSpec * pspec)
|
|
{
|
|
GstDvdReadSrc *src = GST_DVD_READ_SRC (object);
|
|
|
|
GST_OBJECT_LOCK (src);
|
|
|
|
switch (prop_id) {
|
|
case ARG_DEVICE:
|
|
g_value_set_string (value, src->location);
|
|
break;
|
|
case ARG_TITLE:
|
|
g_value_set_int (value, src->uri_title);
|
|
break;
|
|
case ARG_CHAPTER:
|
|
g_value_set_int (value, src->uri_chapter);
|
|
break;
|
|
case ARG_ANGLE:
|
|
g_value_set_int (value, src->uri_angle);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
|
|
GST_OBJECT_UNLOCK (src);
|
|
}
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_get_size (GstDvdReadSrc * src, gint64 * size)
|
|
{
|
|
gboolean ret = FALSE;
|
|
|
|
if (src->dvd_title) {
|
|
gssize blocks;
|
|
|
|
blocks = DVDFileSize (src->dvd_title);
|
|
if (blocks >= 0) {
|
|
*size = (gint64) blocks *DVD_VIDEO_LB_LEN;
|
|
|
|
ret = TRUE;
|
|
} else {
|
|
GST_WARNING_OBJECT (src, "DVDFileSize(%p) failed!", src->dvd_title);
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*** Querying and seeking ***/
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_handle_seek_event (GstDvdReadSrc * src, GstEvent * event)
|
|
{
|
|
GstSeekFlags flags;
|
|
GstSeekType cur_type, end_type;
|
|
gint64 new_off, total;
|
|
GstFormat format;
|
|
GstPad *srcpad;
|
|
gboolean query_ok;
|
|
gdouble rate;
|
|
|
|
gst_event_parse_seek (event, &rate, &format, &flags, &cur_type, &new_off,
|
|
&end_type, NULL);
|
|
|
|
if (rate <= 0.0) {
|
|
GST_DEBUG_OBJECT (src, "cannot do backwards playback yet");
|
|
return FALSE;
|
|
}
|
|
|
|
if (end_type != GST_SEEK_TYPE_NONE) {
|
|
if ((format != chapter_format && format != GST_FORMAT_TIME) ||
|
|
end_type != GST_SEEK_TYPE_SET) {
|
|
GST_DEBUG_OBJECT (src, "end seek type not supported");
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
if (cur_type != GST_SEEK_TYPE_SET) {
|
|
GST_DEBUG_OBJECT (src, "only SEEK_TYPE_SET is supported");
|
|
return FALSE;
|
|
}
|
|
|
|
if (format == angle_format) {
|
|
GST_OBJECT_LOCK (src);
|
|
if (new_off < 0 || new_off >= src->num_angles) {
|
|
GST_OBJECT_UNLOCK (src);
|
|
GST_DEBUG_OBJECT (src, "invalid angle %d, only %d available",
|
|
src->num_angles, src->num_angles);
|
|
return FALSE;
|
|
}
|
|
src->angle = (gint) new_off;
|
|
GST_OBJECT_UNLOCK (src);
|
|
GST_DEBUG_OBJECT (src, "switched to angle %d", (gint) new_off + 1);
|
|
return TRUE;
|
|
}
|
|
|
|
if (format != chapter_format && format != title_format &&
|
|
format != GST_FORMAT_BYTES && format != GST_FORMAT_TIME) {
|
|
GST_DEBUG_OBJECT (src, "unsupported seek format %d (%s)", format,
|
|
gst_format_get_name (format));
|
|
return FALSE;
|
|
}
|
|
|
|
if (format == GST_FORMAT_BYTES) {
|
|
GST_DEBUG_OBJECT (src, "Requested seek to byte %" G_GUINT64_FORMAT,
|
|
new_off);
|
|
} else if (format == GST_FORMAT_TIME) {
|
|
GST_DEBUG_OBJECT (src, "Requested seek to time %" GST_TIME_FORMAT,
|
|
GST_TIME_ARGS (new_off));
|
|
if (gst_dvd_read_src_get_sector_from_time (src, new_off) < 0) {
|
|
GST_DEBUG_OBJECT (src, "Can't find sector for requested time");
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
srcpad = GST_BASE_SRC_PAD (src);
|
|
|
|
/* check whether the seek looks reasonable (ie within possible range) */
|
|
if (format == GST_FORMAT_BYTES) {
|
|
GST_OBJECT_LOCK (src);
|
|
query_ok = gst_dvd_read_src_get_size (src, &total);
|
|
GST_OBJECT_UNLOCK (src);
|
|
} else {
|
|
query_ok = gst_pad_query_duration (srcpad, format, &total);
|
|
}
|
|
|
|
if (!query_ok) {
|
|
GST_DEBUG_OBJECT (src, "Failed to query duration in format %s",
|
|
gst_format_get_name (format));
|
|
return FALSE;
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (src, "Total %s: %12" G_GINT64_FORMAT,
|
|
gst_format_get_name (format), total);
|
|
GST_DEBUG_OBJECT (src, "Seek to %s: %12" G_GINT64_FORMAT,
|
|
gst_format_get_name (format), new_off);
|
|
|
|
if (new_off >= total) {
|
|
GST_DEBUG_OBJECT (src, "Seek position out of range");
|
|
return FALSE;
|
|
}
|
|
|
|
/* set segment to seek format; this allows us to use the do_seek
|
|
* virtual function and let the base source handle all the tricky
|
|
* stuff for us. We don't use the segment internally anyway */
|
|
/* FIXME: can't take the stream lock here - what to do? */
|
|
GST_OBJECT_LOCK (src);
|
|
GST_BASE_SRC (src)->segment.format = format;
|
|
GST_BASE_SRC (src)->segment.start = 0;
|
|
GST_BASE_SRC (src)->segment.stop = total;
|
|
GST_BASE_SRC (src)->segment.duration = total;
|
|
GST_OBJECT_UNLOCK (src);
|
|
|
|
return GST_BASE_SRC_CLASS (parent_class)->event (GST_BASE_SRC (src), event);
|
|
}
|
|
|
|
static void
|
|
gst_dvd_read_src_get_sector_bounds (GstDvdReadSrc * src, gint * first,
|
|
gint * last)
|
|
{
|
|
gint c1, c2, tmp;
|
|
cur_title_get_chapter_bounds (src, 0, &c1, &tmp);
|
|
cur_title_get_chapter_bounds (src, src->num_chapters - 1, &tmp, &c2);
|
|
*first = src->cur_pgc->cell_playback[c1].first_sector;
|
|
*last = src->cur_pgc->cell_playback[c2].last_sector;
|
|
}
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_do_seek (GstBaseSrc * basesrc, GstSegment * s)
|
|
{
|
|
GstDvdReadSrc *src;
|
|
|
|
src = GST_DVD_READ_SRC (basesrc);
|
|
|
|
GST_DEBUG_OBJECT (src, "Seeking to %s: %12" G_GINT64_FORMAT,
|
|
gst_format_get_name (s->format), s->position);
|
|
|
|
/* Ignore the first seek to 0, as it breaks starting playback
|
|
* from another chapter by seeking back to sector 0 */
|
|
if (src->first_seek && s->format == GST_FORMAT_BYTES && s->start == 0) {
|
|
src->first_seek = FALSE;
|
|
return TRUE;
|
|
}
|
|
|
|
if (s->format == sector_format || s->format == GST_FORMAT_BYTES
|
|
|| s->format == GST_FORMAT_TIME) {
|
|
guint old;
|
|
|
|
old = src->cur_pack;
|
|
|
|
if (s->format == sector_format) {
|
|
gint first, last;
|
|
gst_dvd_read_src_get_sector_bounds (src, &first, &last);
|
|
GST_DEBUG_OBJECT (src, "Format is sector, seeking to %" G_GINT64_FORMAT,
|
|
s->position);
|
|
src->cur_pack = s->position;
|
|
if (src->cur_pack < first)
|
|
src->cur_pack = first;
|
|
if (src->cur_pack > last)
|
|
src->cur_pack = last;
|
|
} else if (s->format == GST_FORMAT_TIME) {
|
|
gint sector;
|
|
GST_DEBUG_OBJECT (src, "Format is time");
|
|
|
|
sector = gst_dvd_read_src_get_sector_from_time (src, s->position);
|
|
|
|
GST_DEBUG_OBJECT (src, "Time %" GST_TIME_FORMAT " => sector %d",
|
|
GST_TIME_ARGS (s->position), sector);
|
|
|
|
/* really shouldn't happen, we've checked this earlier ... */
|
|
g_return_val_if_fail (sector >= 0, FALSE);
|
|
|
|
src->cur_pack = sector;
|
|
} else {
|
|
/* byte format */
|
|
gint first, last;
|
|
gst_dvd_read_src_get_sector_bounds (src, &first, &last);
|
|
GST_DEBUG_OBJECT (src, "Format is byte");
|
|
src->cur_pack = s->position / DVD_VIDEO_LB_LEN;
|
|
if (((gint64) src->cur_pack * DVD_VIDEO_LB_LEN) != s->position) {
|
|
GST_LOG_OBJECT (src, "rounded down offset %" G_GINT64_FORMAT " => %"
|
|
G_GINT64_FORMAT, s->position,
|
|
(gint64) src->cur_pack * DVD_VIDEO_LB_LEN);
|
|
}
|
|
src->cur_pack += first;
|
|
}
|
|
|
|
if (!gst_dvd_read_src_goto_sector (src, src->angle)) {
|
|
GST_DEBUG_OBJECT (src, "seek to sector 0x%08x failed", src->cur_pack);
|
|
src->cur_pack = old;
|
|
return FALSE;
|
|
}
|
|
|
|
GST_LOG_OBJECT (src, "seek to sector 0x%08x ok", src->cur_pack);
|
|
} else if (s->format == chapter_format) {
|
|
if (!gst_dvd_read_src_goto_chapter (src, (gint) s->position)) {
|
|
GST_DEBUG_OBJECT (src, "seek to chapter %d failed",
|
|
(gint) s->position + 1);
|
|
return FALSE;
|
|
}
|
|
GST_INFO_OBJECT (src, "seek to chapter %d ok", (gint) s->position + 1);
|
|
src->chapter = s->position;
|
|
} else if (s->format == title_format) {
|
|
if (!gst_dvd_read_src_goto_title (src, (gint) s->position, src->angle) ||
|
|
!gst_dvd_read_src_goto_chapter (src, 0)) {
|
|
GST_DEBUG_OBJECT (src, "seek to title %d failed", (gint) s->position);
|
|
return FALSE;
|
|
}
|
|
src->title = (gint) s->position;
|
|
src->chapter = 0;
|
|
GST_INFO_OBJECT (src, "seek to title %d ok", src->title + 1);
|
|
} else {
|
|
g_return_val_if_reached (FALSE);
|
|
}
|
|
|
|
src->need_newsegment = TRUE;
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_src_event (GstBaseSrc * basesrc, GstEvent * event)
|
|
{
|
|
GstDvdReadSrc *src = GST_DVD_READ_SRC (basesrc);
|
|
gboolean res;
|
|
|
|
GST_LOG_OBJECT (src, "handling %s event", GST_EVENT_TYPE_NAME (event));
|
|
|
|
switch (GST_EVENT_TYPE (event)) {
|
|
case GST_EVENT_SEEK:
|
|
res = gst_dvd_read_src_handle_seek_event (src, event);
|
|
break;
|
|
default:
|
|
res = GST_BASE_SRC_CLASS (parent_class)->event (basesrc, event);
|
|
break;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
static GstEvent *
|
|
gst_dvd_read_src_make_clut_change_event (GstDvdReadSrc * src,
|
|
const guint32 * clut)
|
|
{
|
|
GstStructure *structure;
|
|
gchar name[16];
|
|
gint i;
|
|
|
|
structure = gst_structure_new ("application/x-gst-dvd",
|
|
"event", G_TYPE_STRING, "dvd-spu-clut-change", NULL);
|
|
|
|
/* Create a separate field for each value in the table. */
|
|
for (i = 0; i < 16; i++) {
|
|
g_snprintf (name, sizeof (name), "clut%02d", i);
|
|
gst_structure_set (structure, name, G_TYPE_INT, (int) clut[i], NULL);
|
|
}
|
|
|
|
/* Create the DVD event and put the structure into it. */
|
|
return gst_event_new_custom (GST_EVENT_CUSTOM_DOWNSTREAM_STICKY, structure);
|
|
}
|
|
|
|
static gint64
|
|
gst_dvd_read_src_convert_timecode (dvd_time_t * time)
|
|
{
|
|
gint64 ret_time;
|
|
const gint64 one_hour = 3600 * GST_SECOND;
|
|
const gint64 one_min = 60 * GST_SECOND;
|
|
|
|
g_return_val_if_fail ((time->hour >> 4) < 0xa
|
|
&& (time->hour & 0xf) < 0xa, -1);
|
|
g_return_val_if_fail ((time->minute >> 4) < 0x7
|
|
&& (time->minute & 0xf) < 0xa, -1);
|
|
g_return_val_if_fail ((time->second >> 4) < 0x7
|
|
&& (time->second & 0xf) < 0xa, -1);
|
|
|
|
ret_time = ((time->hour >> 4) * 10 + (time->hour & 0xf)) * one_hour;
|
|
ret_time += ((time->minute >> 4) * 10 + (time->minute & 0xf)) * one_min;
|
|
ret_time += ((time->second >> 4) * 10 + (time->second & 0xf)) * GST_SECOND;
|
|
|
|
return ret_time;
|
|
}
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_do_duration_query (GstDvdReadSrc * src, GstQuery * query)
|
|
{
|
|
GstFormat format;
|
|
gint64 val = 0;
|
|
|
|
gst_query_parse_duration (query, &format, NULL);
|
|
|
|
switch (format) {
|
|
case GST_FORMAT_TIME:{
|
|
if (src->cur_pgc == NULL)
|
|
return FALSE;
|
|
val = gst_dvd_read_src_convert_timecode (&src->cur_pgc->playback_time);
|
|
if (val < 0)
|
|
return FALSE;
|
|
break;
|
|
}
|
|
case GST_FORMAT_BYTES:{
|
|
if (!gst_dvd_read_src_get_size (src, &val))
|
|
return FALSE;
|
|
break;
|
|
}
|
|
default:{
|
|
if (format == sector_format) {
|
|
val = DVDFileSize (src->dvd_title);
|
|
} else if (format == title_format) {
|
|
val = src->tt_srpt->nr_of_srpts;
|
|
} else if (format == chapter_format) {
|
|
val = src->num_chapters;
|
|
} else if (format == angle_format) {
|
|
val = src->tt_srpt->title[src->title].nr_of_angles;
|
|
} else {
|
|
GST_DEBUG_OBJECT (src, "Don't know how to handle format %d (%s)",
|
|
format, gst_format_get_name (format));
|
|
return FALSE;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
GST_LOG_OBJECT (src, "duration = %" G_GINT64_FORMAT " %s", val,
|
|
gst_format_get_name (format));
|
|
|
|
gst_query_set_duration (query, format, val);
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_do_position_query (GstDvdReadSrc * src, GstQuery * query)
|
|
{
|
|
GstFormat format;
|
|
gint64 val;
|
|
|
|
gst_query_parse_position (query, &format, NULL);
|
|
|
|
switch (format) {
|
|
case GST_FORMAT_BYTES:{
|
|
val = (gint64) src->cur_pack * DVD_VIDEO_LB_LEN;
|
|
break;
|
|
}
|
|
default:{
|
|
if (format == sector_format) {
|
|
val = src->cur_pack;
|
|
} else if (format == title_format) {
|
|
val = src->title;
|
|
} else if (format == chapter_format) {
|
|
val = src->chapter;
|
|
} else if (format == angle_format) {
|
|
val = src->angle;
|
|
} else {
|
|
GST_DEBUG_OBJECT (src, "Don't know how to handle format %d (%s)",
|
|
format, gst_format_get_name (format));
|
|
return FALSE;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
GST_LOG_OBJECT (src, "position = %" G_GINT64_FORMAT " %s", val,
|
|
gst_format_get_name (format));
|
|
|
|
gst_query_set_position (query, format, val);
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_do_convert_query (GstDvdReadSrc * src, GstQuery * query)
|
|
{
|
|
GstFormat src_format, dest_format;
|
|
gboolean ret = FALSE;
|
|
gint64 src_val, dest_val = -1;
|
|
|
|
gst_query_parse_convert (query, &src_format, &src_val, &dest_format, NULL);
|
|
|
|
if (src_format == dest_format) {
|
|
dest_val = src_val;
|
|
ret = TRUE;
|
|
goto done;
|
|
}
|
|
|
|
/* Formats to consider: TIME, DEFAULT, BYTES, title, chapter, sector.
|
|
* Note: title and chapter are counted as starting from 0 here, just like
|
|
* in the context of seek events. Another note: DEFAULT format is undefined */
|
|
|
|
if (src_format == GST_FORMAT_BYTES) {
|
|
src_format = sector_format;
|
|
src_val /= DVD_VIDEO_LB_LEN;
|
|
}
|
|
|
|
if (src_format == sector_format) {
|
|
/* SECTOR => xyz */
|
|
if (dest_format == GST_FORMAT_TIME && src_val < G_MAXUINT) {
|
|
dest_val = gst_dvd_read_src_get_time_for_sector (src, (guint) src_val);
|
|
ret = (dest_val >= 0);
|
|
} else if (dest_format == GST_FORMAT_BYTES) {
|
|
dest_val = src_val * DVD_VIDEO_LB_LEN;
|
|
ret = TRUE;
|
|
} else {
|
|
ret = FALSE;
|
|
}
|
|
} else if (src_format == title_format) {
|
|
/* TITLE => xyz */
|
|
if (dest_format == GST_FORMAT_TIME) {
|
|
/* not really true, but we use this to trick the base source into
|
|
* handling seeks in title-format for us (the source won't know that
|
|
* we changed the title in this case) (changing titles should really
|
|
* be done with an interface rather than a seek, but for now we're
|
|
* stuck with this mechanism. Fix in 0.11) */
|
|
dest_val = (GstClockTime) 0;
|
|
ret = TRUE;
|
|
} else {
|
|
ret = FALSE;
|
|
}
|
|
} else if (src_format == chapter_format) {
|
|
/* CHAPTER => xyz */
|
|
if (dest_format == GST_FORMAT_TIME) {
|
|
if (src->num_chapters >= 0 && src_val < src->num_chapters) {
|
|
dest_val = src->chapter_starts[src_val];
|
|
ret = TRUE;
|
|
}
|
|
} else if (dest_format == sector_format) {
|
|
} else {
|
|
ret = FALSE;
|
|
}
|
|
} else if (src_format == GST_FORMAT_TIME) {
|
|
/* TIME => xyz */
|
|
if (dest_format == sector_format || dest_format == GST_FORMAT_BYTES) {
|
|
dest_val = gst_dvd_read_src_get_sector_from_time (src, src_val);
|
|
ret = (dest_val >= 0);
|
|
if (dest_format == GST_FORMAT_BYTES)
|
|
dest_val *= DVD_VIDEO_LB_LEN;
|
|
} else if (dest_format == chapter_format) {
|
|
if (src->chapter_starts != NULL) {
|
|
gint i;
|
|
|
|
for (i = src->num_chapters - 1; i >= 0; --i) {
|
|
if (src->chapter_starts && src->chapter_starts[i] >= src_val) {
|
|
dest_val = i;
|
|
ret = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
ret = FALSE;
|
|
}
|
|
} else {
|
|
ret = FALSE;
|
|
}
|
|
} else {
|
|
ret = FALSE;
|
|
}
|
|
|
|
done:
|
|
|
|
if (ret) {
|
|
gst_query_set_convert (query, src_format, src_val, dest_format, dest_val);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_src_query (GstBaseSrc * basesrc, GstQuery * query)
|
|
{
|
|
GstDvdReadSrc *src = GST_DVD_READ_SRC (basesrc);
|
|
gboolean res = TRUE;
|
|
|
|
GST_LOG_OBJECT (src, "handling %s query", GST_QUERY_TYPE_NAME (query));
|
|
|
|
switch (GST_QUERY_TYPE (query)) {
|
|
case GST_QUERY_DURATION:
|
|
GST_OBJECT_LOCK (src);
|
|
if (GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_FLAG_STARTED)) {
|
|
res = gst_dvd_read_src_do_duration_query (src, query);
|
|
} else {
|
|
GST_DEBUG_OBJECT (src, "query failed: not started");
|
|
res = FALSE;
|
|
}
|
|
GST_OBJECT_UNLOCK (src);
|
|
break;
|
|
case GST_QUERY_POSITION:
|
|
GST_OBJECT_LOCK (src);
|
|
if (GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_FLAG_STARTED)) {
|
|
res = gst_dvd_read_src_do_position_query (src, query);
|
|
} else {
|
|
GST_DEBUG_OBJECT (src, "query failed: not started");
|
|
res = FALSE;
|
|
}
|
|
GST_OBJECT_UNLOCK (src);
|
|
break;
|
|
case GST_QUERY_CONVERT:
|
|
GST_OBJECT_LOCK (src);
|
|
if (GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_FLAG_STARTED)) {
|
|
res = gst_dvd_read_src_do_convert_query (src, query);
|
|
} else {
|
|
GST_DEBUG_OBJECT (src, "query failed: not started");
|
|
res = FALSE;
|
|
}
|
|
GST_OBJECT_UNLOCK (src);
|
|
break;
|
|
default:
|
|
res = GST_BASE_SRC_CLASS (parent_class)->query (basesrc, query);
|
|
break;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_goto_sector (GstDvdReadSrc * src, int angle)
|
|
{
|
|
gint seek_to = src->cur_pack;
|
|
gint chapter, next, cur, i;
|
|
|
|
/* retrieve position */
|
|
src->cur_pack = 0;
|
|
GST_DEBUG_OBJECT (src, "Goto sector %d, angle %d, within %d chapters",
|
|
seek_to, angle, src->num_chapters);
|
|
|
|
for (i = 0; i < src->num_chapters; i++) {
|
|
gint c1, c2;
|
|
|
|
cur_title_get_chapter_bounds (src, i, &c1, &c2);
|
|
GST_DEBUG_OBJECT (src, " Looking in chapter %d, bounds: %d %d", i, c1, c2);
|
|
|
|
for (next = cur = c1; cur < c2;) {
|
|
gint first = src->cur_pgc->cell_playback[cur].first_sector;
|
|
gint last = src->cur_pgc->cell_playback[cur].last_sector;
|
|
GST_DEBUG_OBJECT (src, "Cell %d sector bounds: %d %d", cur, first, last);
|
|
cur = next;
|
|
if (src->cur_pgc->cell_playback[cur].block_type == BLOCK_TYPE_ANGLE_BLOCK)
|
|
cur += angle;
|
|
next = gst_dvd_read_src_get_next_cell (src, src->cur_pgc, cur);
|
|
/* seeking to 0 should end up at first chapter in any case */
|
|
if ((seek_to >= first && seek_to <= last) || (seek_to == 0 && i == 0)) {
|
|
GST_DEBUG_OBJECT (src, "Seek target found in chapter %d", i);
|
|
chapter = i;
|
|
goto done;
|
|
}
|
|
}
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (src, "Seek to sector %u failed", seek_to);
|
|
|
|
return FALSE;
|
|
|
|
done:
|
|
{
|
|
/* so chapter $chapter and cell $cur contain our sector
|
|
* of interest. Let's go there! */
|
|
GST_INFO_OBJECT (src, "Seek succeeded, going to chapter %u, cell %u",
|
|
chapter + 1, cur);
|
|
|
|
gst_dvd_read_src_goto_chapter (src, chapter);
|
|
src->cur_cell = cur;
|
|
src->next_cell = next;
|
|
src->new_cell = FALSE;
|
|
src->cur_pack = seek_to;
|
|
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
|
|
/*** URI interface ***/
|
|
|
|
static GstURIType
|
|
gst_dvd_read_src_uri_get_type (GType type)
|
|
{
|
|
return GST_URI_SRC;
|
|
}
|
|
|
|
static const gchar *const *
|
|
gst_dvd_read_src_uri_get_protocols (GType type)
|
|
{
|
|
static const gchar *protocols[] = { "dvd", NULL };
|
|
|
|
return protocols;
|
|
}
|
|
|
|
static gchar *
|
|
gst_dvd_read_src_uri_get_uri (GstURIHandler * handler)
|
|
{
|
|
GstDvdReadSrc *src = GST_DVD_READ_SRC (handler);
|
|
gchar *uri;
|
|
|
|
GST_OBJECT_LOCK (src);
|
|
uri = g_strdup_printf ("dvd://%d,%d,%d", src->uri_title, src->uri_chapter,
|
|
src->uri_angle);
|
|
GST_OBJECT_UNLOCK (src);
|
|
|
|
return uri;
|
|
}
|
|
|
|
static gboolean
|
|
gst_dvd_read_src_uri_set_uri (GstURIHandler * handler, const gchar * uri,
|
|
GError ** error)
|
|
{
|
|
GstDvdReadSrc *src = GST_DVD_READ_SRC (handler);
|
|
|
|
/* parse out the new t/c/a and seek to them */
|
|
{
|
|
gchar *location = NULL;
|
|
gchar **strs;
|
|
gchar **strcur;
|
|
gint pos = 0;
|
|
|
|
location = gst_uri_get_location (uri);
|
|
|
|
GST_OBJECT_LOCK (src);
|
|
|
|
src->uri_title = 1;
|
|
src->uri_chapter = 1;
|
|
src->uri_angle = 1;
|
|
|
|
if (!location)
|
|
goto empty_location;
|
|
|
|
strcur = strs = g_strsplit (location, ",", 0);
|
|
while (strcur && *strcur) {
|
|
gint val;
|
|
|
|
if (!sscanf (*strcur, "%d", &val))
|
|
break;
|
|
|
|
if (val <= 0) {
|
|
g_warning ("Invalid value %d in URI '%s'. Must be 1 or greater",
|
|
val, location);
|
|
break;
|
|
}
|
|
|
|
switch (pos) {
|
|
case 0:
|
|
src->uri_title = val;
|
|
break;
|
|
case 1:
|
|
src->uri_chapter = val;
|
|
break;
|
|
case 2:
|
|
src->uri_angle = val;
|
|
break;
|
|
}
|
|
|
|
strcur++;
|
|
pos++;
|
|
}
|
|
|
|
if (pos > 0 && GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_FLAG_STARTED)) {
|
|
src->title = src->uri_title - 1;
|
|
src->chapter = src->uri_chapter - 1;
|
|
src->angle = src->uri_angle - 1;
|
|
src->new_seek = TRUE;
|
|
}
|
|
|
|
g_strfreev (strs);
|
|
g_free (location);
|
|
|
|
empty_location:
|
|
|
|
GST_OBJECT_UNLOCK (src);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gst_dvd_read_src_uri_handler_init (gpointer g_iface, gpointer iface_data)
|
|
{
|
|
GstURIHandlerInterface *iface = (GstURIHandlerInterface *) g_iface;
|
|
|
|
iface->get_type = gst_dvd_read_src_uri_get_type;
|
|
iface->get_protocols = gst_dvd_read_src_uri_get_protocols;
|
|
iface->get_uri = gst_dvd_read_src_uri_get_uri;
|
|
iface->set_uri = gst_dvd_read_src_uri_set_uri;
|
|
}
|
|
|
|
static gboolean
|
|
dvdread_element_init (GstPlugin * plugin)
|
|
{
|
|
GST_DEBUG_CATEGORY_INIT (gstgst_dvd_read_src_debug, "dvdreadsrc", 0,
|
|
"DVD reader element based on dvdreadsrc");
|
|
|
|
#ifdef ENABLE_NLS
|
|
GST_DEBUG ("binding text domain %s to locale dir %s", GETTEXT_PACKAGE,
|
|
LOCALEDIR);
|
|
bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
|
|
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
|
|
#endif /* ENABLE_NLS */
|
|
return gst_element_register (plugin, "dvdreadsrc", GST_RANK_NONE,
|
|
GST_TYPE_DVD_READ_SRC);
|
|
}
|
|
|
|
static gboolean
|
|
plugin_init (GstPlugin * plugin)
|
|
{
|
|
return GST_ELEMENT_REGISTER (dvdreadsrc, plugin);
|
|
}
|
|
|
|
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
|
GST_VERSION_MINOR,
|
|
dvdread,
|
|
"Access a DVD with dvdread",
|
|
plugin_init, VERSION, "GPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN);
|