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toc: make GstToc and GstTocEntry mini objects

Browse source 
Because we can, and in order to make them refcounted.
This commit is contained in:
Tim-Philipp Müller 2012-06-24 20:08:33 +01:00
parent 528f89c940
commit f20efe23a3
4 changed files with 94 additions and 90 deletions
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10
docs/gst/gstreamer-sections.txt
View file

@ -2713,13 +2713,15 @@ gst_task_state_get_type
GstToc
GstTocEntry
GstTocEntryType
gst_toc_new
gst_toc_ref
gst_toc_unref
gst_toc_copy
gst_toc_entry_new
gst_toc_entry_new_with_pad
gst_toc_entry_free
gst_toc_new
gst_toc_free
gst_toc_entry_ref
gst_toc_entry_unref
gst_toc_entry_copy
gst_toc_copy
gst_toc_find_entry
gst_toc_entry_get_start_stop
gst_toc_entry_set_start_stop

147
gst/gsttoc.c
View file

@ -72,17 +72,23 @@
#include "gstpad.h"
#include "gstquark.h"
G_DEFINE_BOXED_TYPE (GstToc, gst_toc,
(GBoxedCopyFunc) gst_toc_copy, (GBoxedFreeFunc) gst_toc_free);
G_DEFINE_BOXED_TYPE (GstTocEntry, gst_toc_entry,
(GBoxedCopyFunc) gst_toc_entry_copy, (GBoxedFreeFunc) gst_toc_entry_free);
#undef gst_toc_copy
static GstToc *gst_toc_copy (const GstToc * toc);
static void gst_toc_free (GstToc * toc);
#undef gst_toc_entry_copy
static GstTocEntry *gst_toc_entry_copy (const GstTocEntry * toc);
static void gst_toc_entry_free (GstTocEntry * toc);
GST_DEFINE_MINI_OBJECT_TYPE (GstToc, gst_toc);
GST_DEFINE_MINI_OBJECT_TYPE (GstTocEntry, gst_toc_entry);
/**
* gst_toc_new:
*
* Create new #GstToc structure.
* Create a new #GstToc structure.
*
* Returns: newly allocated #GstToc structure, free it with gst_toc_free().
* Returns: (transfer full): newly allocated #GstToc structure, free it
* with gst_toc_unref().
*
* Since: 0.10.37
*/
@ -92,61 +98,29 @@ gst_toc_new (void)
GstToc *toc;
toc = g_slice_new0 (GstToc);
gst_mini_object_init (GST_MINI_OBJECT_CAST (toc), GST_TYPE_TOC,
(GstMiniObjectCopyFunction) gst_toc_copy, NULL,
(GstMiniObjectFreeFunction) gst_toc_free);
toc->tags = gst_tag_list_new_empty ();
toc->info = gst_structure_new_id_empty (GST_QUARK (INFO_STRUCTURE));
return toc;
}
/**
* gst_toc_entry_new:
* @type: entry type.
* @uid: unique ID (UID) in the whole TOC.
*
* Create new #GstTocEntry structure.
*
* Returns: newly allocated #GstTocEntry structure, free it with gst_toc_entry_free().
*
* Since: 0.10.37
*/
GstTocEntry *
gst_toc_entry_new (GstTocEntryType type, const gchar * uid)
{
GstTocEntry *entry;
g_return_val_if_fail (uid != NULL, NULL);
entry = g_slice_new0 (GstTocEntry);
entry->uid = g_strdup (uid);
entry->type = type;
entry->tags = gst_tag_list_new_empty ();
entry->info = gst_structure_new_id_empty (GST_QUARK (INFO_STRUCTURE));
return entry;
}
/**
* gst_toc_entry_new_with_pad:
* @type: entry type.
* @uid: unique ID (UID) in the whole TOC.
* @pad: #GstPad related to this entry.
*
* Create new #GstTocEntry structure with #GstPad related.
*
* Returns: newly allocated #GstTocEntry structure, free it with gst_toc_entry_free()
* when done.
*
* Since: 0.10.37
*/
GstTocEntry *
gst_toc_entry_new_with_pad (GstTocEntryType type, const gchar * uid,
static GstTocEntry *
gst_toc_entry_new_internal (GstTocEntryType type, const gchar * uid,
GstPad * pad)
{
GstTocEntry *entry;
g_return_val_if_fail (uid != NULL, NULL);
entry = g_slice_new0 (GstTocEntry);
gst_mini_object_init (GST_MINI_OBJECT_CAST (entry), GST_TYPE_TOC_ENTRY,
(GstMiniObjectCopyFunction) gst_toc_entry_copy, NULL,
(GstMiniObjectFreeFunction) gst_toc_entry_free);
entry->uid = g_strdup (uid);
entry->type = type;
entry->tags = gst_tag_list_new_empty ();
@ -159,19 +133,50 @@ gst_toc_entry_new_with_pad (GstTocEntryType type, const gchar * uid,
}
/**
* gst_toc_free:
* @toc: #GstToc structure to free.
* gst_toc_entry_new:
* @type: entry type.
* @uid: unique ID (UID) in the whole TOC.
*
* Free unused #GstToc structure.
* Create new #GstTocEntry structure.
*
* Returns: newly allocated #GstTocEntry structure, free it with gst_toc_entry_unref().
*
* Since: 0.10.37
*/
void
GstTocEntry *
gst_toc_entry_new (GstTocEntryType type, const gchar * uid)
{
g_return_val_if_fail (uid != NULL, NULL);
return gst_toc_entry_new_internal (type, uid, NULL);
}
/**
* gst_toc_entry_new_with_pad:
* @type: entry type.
* @uid: unique ID (UID) in the whole TOC.
* @pad: #GstPad related to this entry.
*
* Create new #GstTocEntry structure with #GstPad related.
*
* Returns: newly allocated #GstTocEntry structure, free it with gst_toc_entry_unref()
* when done.
*
* Since: 0.10.37
*/
GstTocEntry *
gst_toc_entry_new_with_pad (GstTocEntryType type, const gchar * uid,
GstPad * pad)
{
g_return_val_if_fail (uid != NULL, NULL);
return gst_toc_entry_new_internal (type, uid, pad);
}
static void
gst_toc_free (GstToc * toc)
{
g_return_if_fail (toc != NULL);
g_list_foreach (toc->entries, (GFunc) gst_toc_entry_free, NULL);
g_list_foreach (toc->entries, (GFunc) gst_mini_object_unref, NULL);
g_list_free (toc->entries);
if (toc->tags != NULL)
@ -183,24 +188,14 @@ gst_toc_free (GstToc * toc)
g_slice_free (GstToc, toc);
}
/**
* gst_toc_entry_free:
* @entry: #GstTocEntry structure to free.
*
* Free unused #GstTocEntry structure. Note that #GstTocEntry.uid will
* be freed with g_free() and all #GstPad objects in the #GstTocEntry.pads
* list will be unrefed with gst_object_unref().
*
* Since: 0.10.37
*/
void
static void
gst_toc_entry_free (GstTocEntry * entry)
{
GList *cur;
g_return_if_fail (entry != NULL);
g_list_foreach (entry->subentries, (GFunc) gst_toc_entry_free, NULL);
g_list_foreach (entry->subentries, (GFunc) gst_mini_object_unref, NULL);
g_list_free (entry->subentries);
g_free (entry->uid);
@ -350,13 +345,13 @@ gst_toc_entry_from_structure (const GstStructure * entry, guint level)
if (G_UNLIKELY (chapters_count > 0 && editions_count > 0)) {
g_critical
("Mixed editions and chapters in the TOC contents, the TOC is broken");
gst_toc_entry_free (subentry);
gst_toc_entry_free (ret);
gst_toc_entry_unref (subentry);
gst_toc_entry_unref (ret);
return NULL;
}
if (G_UNLIKELY (subentry == NULL)) {
gst_toc_entry_free (ret);
gst_toc_entry_unref (ret);
return NULL;
}
@ -439,7 +434,7 @@ __gst_toc_from_structure (const GstStructure * toc)
if (G_UNLIKELY (chapters_count > 0 && editions_count > 0)) {
g_critical
("Mixed editions and chapters in the TOC contents, the TOC is broken");
gst_toc_entry_free (subentry);
gst_toc_entry_unref (subentry);
gst_toc_free (ret);
return NULL;
}
@ -688,11 +683,11 @@ gst_toc_find_entry (const GstToc * toc, const gchar * uid)
* Copy #GstTocEntry with all subentries (deep copy).
*
* Returns: newly allocated #GstTocEntry in case of success, NULL otherwise;
* free it when done with gst_toc_entry_free().
* free it when done with gst_toc_entry_unref().
*
* Since: 0.10.37
*/
GstTocEntry *
static GstTocEntry *
gst_toc_entry_copy (const GstTocEntry * entry)
{
GstTocEntry *ret, *sub;
@ -749,7 +744,7 @@ gst_toc_entry_copy (const GstTocEntry * entry)
*
* Since: 0.10.37
*/
GstToc *
static GstToc *
gst_toc_copy (const GstToc * toc)
{
GstToc *ret;

23
gst/gsttoc.h
View file

@ -23,6 +23,7 @@
#define __GST_TOC_H__
#include <gst/gstconfig.h>
#include <gst/gstminiobject.h>
#include <gst/gststructure.h>
#include <gst/gsttaglist.h>
#include <gst/gstformat.h>
@ -64,6 +65,8 @@ typedef enum {
* Definition of TOC entry structure.
*/
struct _GstTocEntry {
GstMiniObject mini_object;
gchar *uid;
GstTocEntryType type;
GList *subentries;
@ -88,6 +91,8 @@ struct _GstTocEntry {
* Definition of TOC structure.
*/
struct _GstToc {
GstMiniObject mini_object;
GList *entries;
GstTagList *tags;
GstStructure *info;
@ -100,18 +105,24 @@ struct _GstToc {
GType gst_toc_get_type (void);
GType gst_toc_entry_get_type (void);
/* functions to create new structures */
/* functions to create, ref and unref/free TOCs */
GstToc * gst_toc_new (void);
#define gst_toc_ref(toc) (GstToc*)gst_mini_object_ref(GST_MINI_OBJECT_CAST(toc))
#define gst_toc_unref(toc) gst_mini_object_unref(GST_MINI_OBJECT_CAST(toc))
#define gst_toc_copy(toc) (GstToc*)gst_mini_object_copy(GST_MINI_OBJECT_CAST(toc))
#define gst_toc_make_writable(toc) (GstToc*)gst_mini_object_make_writable(GST_MINI_OBJECT_CAST(toc))
/* functions to create, ref and unref/free TOC entries */
GstTocEntry * gst_toc_entry_new (GstTocEntryType type, const gchar *uid);
GstTocEntry * gst_toc_entry_new_with_pad (GstTocEntryType type, const gchar *uid, GstPad * pad);
/* functions to free structures */
void gst_toc_entry_free (GstTocEntry *entry);
void gst_toc_free (GstToc *toc);
#define gst_toc_entry_ref(entry) (GstTocEntry*)gst_mini_object_ref(GST_MINI_OBJECT_CAST(entry))
#define gst_toc_entry_unref(entry) gst_mini_object_unref(GST_MINI_OBJECT_CAST(entry))
#define gst_toc_entry_copy(entry) (GstTocEntry*)gst_mini_object_copy(GST_MINI_OBJECT_CAST(entry))
#define gst_toc_entry_make_writable(entry) (GstTocEntry*)gst_mini_object_make_writable(GST_MINI_OBJECT_CAST(entry))
GstTocEntry * gst_toc_find_entry (const GstToc *toc, const gchar *uid);
GstTocEntry * gst_toc_entry_copy (const GstTocEntry *entry);
GstToc * gst_toc_copy (const GstToc *toc);
void gst_toc_entry_set_start_stop (GstTocEntry *entry, gint64 start, gint64 stop);
gboolean gst_toc_entry_get_start_stop (const GstTocEntry *entry, gint64 *start, gint64 *stop);

4
win32/common/libgstreamer.def
View file

@ -1127,9 +1127,6 @@ EXPORTS
gst_task_start
gst_task_state_get_type
gst_task_stop
gst_toc_copy
gst_toc_entry_copy
gst_toc_entry_free
gst_toc_entry_get_start_stop
gst_toc_entry_get_type
gst_toc_entry_new
@ -1138,7 +1135,6 @@ EXPORTS
gst_toc_entry_type_get_nick
gst_toc_entry_type_get_type
gst_toc_find_entry
gst_toc_free
gst_toc_get_type
gst_toc_new
gst_toc_setter_add_toc_entry