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- Added property to select predefined resolver functions
Original commit message from CVS: - Added property to select predefined resolver functions - Added GType resolver
This commit is contained in:
Wim Taymans
parent
bc5a5b19a1
commit
481d542823
2 changed files with 139 additions and 23 deletions
155
gst/gstindex.c
155
gst/gstindex.c
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@ -24,6 +24,7 @@
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#include "gst_private.h"
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#include "gstregistry.h"
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#include "gstpad.h"
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#include "gstindex.h"
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/* Index signals and args */
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@ -34,17 +35,59 @@ enum {
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enum {
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ARG_0,
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ARG_RESOLVER,
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/* FILL ME */
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};
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static void gst_index_class_init (GstIndexClass *klass);
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static void gst_index_init (GstIndex *index);
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static gboolean gst_index_default_path_resolver (GstIndex *index, GstObject *writer,
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static void gst_index_class_init (GstIndexClass *klass);
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static void gst_index_init (GstIndex *index);
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static void gst_index_set_property (GObject *object, guint prop_id,
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const GValue *value, GParamSpec *pspec);
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static void gst_index_get_property (GObject *object, guint prop_id,
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GValue *value, GParamSpec *pspec);
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static GstIndexGroup* gst_index_group_new (guint groupnum);
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static gboolean gst_index_path_resolver (GstIndex *index, GstObject *writer,
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gchar **writer_string, gpointer data);
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static gboolean gst_index_gtype_resolver (GstIndex *index, GstObject *writer,
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gchar **writer_string, gpointer data);
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static GstObject *parent_class = NULL;
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static guint gst_index_signals[LAST_SIGNAL] = { 0 };
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typedef struct
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{
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GstIndexResolverMethod method;
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GstIndexResolver resolver;
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gpointer user_data;
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} ResolverEntry;
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static const ResolverEntry resolvers[] =
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{
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{ GST_INDEX_RESOLVER_CUSTOM, NULL, NULL },
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{ GST_INDEX_RESOLVER_GTYPE, gst_index_gtype_resolver, NULL },
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{ GST_INDEX_RESOLVER_PATH, gst_index_path_resolver, NULL },
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};
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#define GST_TYPE_INDEX_RESOLVER (gst_index_resolver_get_type())
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static GType
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gst_index_resolver_get_type (void)
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{
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static GType index_resolver_type = 0;
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static GEnumValue index_resolver[] = {
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{ GST_INDEX_RESOLVER_CUSTOM, "GST_INDEX_RESOLVER_CUSTOM", "Use a custom resolver"},
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{ GST_INDEX_RESOLVER_GTYPE, "GST_INDEX_RESOLVER_GTYPE", "Resolve an object to its GType[.padname]"},
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{ GST_INDEX_RESOLVER_PATH, "GST_INDEX_RESOLVER_PATH", "Resolve an object to its path in the pipeline"},
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{0, NULL, NULL},
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};
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if (!index_resolver_type) {
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index_resolver_type = g_enum_register_static ("GstIndexResolver", index_resolver);
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}
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return index_resolver_type;
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}
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GType
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gst_index_get_type(void) {
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static GType index_type = 0;
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@ -83,6 +126,71 @@ gst_index_class_init (GstIndexClass *klass)
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G_STRUCT_OFFSET (GstIndexClass, entry_added), NULL, NULL,
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gst_marshal_VOID__POINTER, G_TYPE_NONE, 1,
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G_TYPE_POINTER);
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gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_index_set_property);
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gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_index_get_property);
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_RESOLVER,
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g_param_spec_enum ("resolver", "Resolver", "Select a predefined object to string mapper",
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GST_TYPE_INDEX_RESOLVER, GST_INDEX_RESOLVER_PATH, G_PARAM_READWRITE));
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}
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static void
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gst_index_init (GstIndex *index)
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{
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index->curgroup = gst_index_group_new(0);
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index->maxgroup = 0;
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index->groups = g_list_prepend(NULL, index->curgroup);
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index->writers = g_hash_table_new (NULL, NULL);
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index->last_id = 0;
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index->method = GST_INDEX_RESOLVER_PATH;
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index->resolver = resolvers[index->method].resolver;
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index->resolver_user_data = resolvers[index->method].user_data;
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GST_FLAG_SET (index, GST_INDEX_WRITABLE);
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GST_FLAG_SET (index, GST_INDEX_READABLE);
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GST_DEBUG(0, "created new index");
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}
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static void
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gst_index_set_property (GObject *object, guint prop_id,
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const GValue *value, GParamSpec *pspec)
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{
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GstIndex *index;
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index = GST_INDEX (object);
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switch (prop_id) {
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case ARG_RESOLVER:
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index->method = g_value_get_enum (value);
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index->resolver = resolvers[index->method].resolver;
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index->resolver_user_data = resolvers[index->method].user_data;
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gst_index_get_property (GObject *object, guint prop_id,
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GValue *value, GParamSpec *pspec)
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{
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GstIndex *index;
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index = GST_INDEX (object);
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switch (prop_id) {
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case ARG_RESOLVER:
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g_value_set_enum (value, index->method);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static GstIndexGroup *
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@ -100,24 +208,6 @@ gst_index_group_new(guint groupnum)
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return indexgroup;
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}
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static void
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gst_index_init (GstIndex *index)
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{
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index->curgroup = gst_index_group_new(0);
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index->maxgroup = 0;
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index->groups = g_list_prepend(NULL, index->curgroup);
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index->writers = g_hash_table_new (NULL, NULL);
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index->last_id = 0;
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gst_index_set_resolver (index, gst_index_default_path_resolver, NULL);
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GST_FLAG_SET (index, GST_INDEX_WRITABLE);
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GST_FLAG_SET (index, GST_INDEX_READABLE);
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GST_DEBUG(0, "created new index");
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}
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/**
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* gst_index_new:
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*
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@ -288,6 +378,7 @@ gst_index_set_resolver (GstIndex *index,
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index->resolver = resolver;
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index->resolver_user_data = user_data;
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index->method = GST_INDEX_RESOLVER_CUSTOM;
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}
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/**
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@ -383,14 +474,32 @@ gst_index_add_id (GstIndex *index, gint id, gchar *description)
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}
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static gboolean
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gst_index_default_path_resolver (GstIndex *index, GstObject *writer,
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gchar **writer_string, gpointer data)
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gst_index_path_resolver (GstIndex *index, GstObject *writer,
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gchar **writer_string, gpointer data)
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{
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*writer_string = gst_object_get_path_string (writer);
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return TRUE;
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}
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static gboolean
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gst_index_gtype_resolver (GstIndex *index, GstObject *writer,
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gchar **writer_string, gpointer data)
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{
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if (GST_IS_PAD (writer)) {
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GstElement *element = gst_pad_get_parent (GST_PAD (writer));
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*writer_string = g_strdup_printf ("%s.%s",
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g_type_name (G_OBJECT_TYPE (element)),
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gst_object_get_name (writer));
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}
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else {
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*writer_string = g_strdup_printf ("%s", g_type_name (G_OBJECT_TYPE (writer)));
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}
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return TRUE;
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}
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/**
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* gst_index_get_writer_id:
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* @index: the index to get a unique write id for
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@ -131,6 +131,12 @@ struct _GstIndexGroup {
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typedef gboolean (*GstIndexFilter) (GstIndex *index,
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GstIndexEntry *entry);
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typedef enum {
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GST_INDEX_RESOLVER_CUSTOM,
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GST_INDEX_RESOLVER_GTYPE,
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GST_INDEX_RESOLVER_PATH
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} GstIndexResolverMethod;
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typedef gboolean (*GstIndexResolver) (GstIndex *index,
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GstObject *writer,
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gchar **writer_string,
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@ -152,6 +158,7 @@ struct _GstIndex {
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GstIndexGroup *curgroup;
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gint maxgroup;
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GstIndexResolverMethod method;
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GstIndexResolver resolver;
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gpointer resolver_user_data;
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