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/*
* FLUENDO S.A.
* Copyright (C) <2012> <support@fluendo.com>
*/
#ifndef GST_COMPAT_H
#define GST_COMPAT_H
#include <string.h>
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#if !GLIB_CHECK_VERSION(2,14,0)
#define g_once_init_enter(_token) (!(*(_token)))
#define g_once_init_leave(_token,_value) (*(_token)=(_value))
#endif
#if !GLIB_CHECK_VERSION(2,18,0)
typedef unsigned long guintptr;
#endif
#if (!GLIB_CHECK_VERSION(2,28,0))
static inline void
g_list_free_full (GList * list, GDestroyNotify free_func)
{
GList *next = list;
while (next) {
free_func (next->data);
next = g_list_remove_link (next, next);
}
}
#endif
#ifndef GST_CHECK_VERSION
#define GST_CHECK_VERSION(major,minor,micro) \
(GST_VERSION_MAJOR > (major) || \
(GST_VERSION_MAJOR == (major) && GST_VERSION_MINOR > (minor)) || \
(GST_VERSION_MAJOR == (major) && GST_VERSION_MINOR == (minor) && \
GST_VERSION_MICRO >= (micro)))
#endif
#if !GST_CHECK_VERSION(0,10,4)
#define GST_QUERY_TYPE_NAME(query) (gst_query_type_get_name(GST_QUERY_TYPE(query)))
#endif
#if !GST_CHECK_VERSION(0,10,6)
static inline GstBuffer *
gst_adapter_take_buffer (GstAdapter * adapter, guint nbytes)
{
GstBuffer *buf = NULL;
if (G_UNLIKELY (nbytes > adapter->size))
return NULL;
buf = gst_buffer_new_and_alloc (nbytes);
if (G_UNLIKELY (!buf))
return NULL;
/* Slow... */
memcpy (GST_BUFFER_DATA (buf), gst_adapter_peek (adapter, nbytes), nbytes);
return buf;
}
#endif
#if !GST_CHECK_VERSION(0,10,7)
#define GST_FLOW_CUSTOM_SUCCESS ((GstFlowReturn)100)
#define GST_FLOW_CUSTOM_ERROR ((GstFlowReturn)-100)
#define GST_FLOW_IS_SUCCESS(ret) ((ret) >= GST_FLOW_OK)
#endif
#if !GST_CHECK_VERSION(0,10,9)
#define GST_BUFFER_IS_DISCONT(buffer) \
(GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DISCONT))
#endif
#if !GST_CHECK_VERSION(0,10,10)
static inline GstPad *
gst_ghost_pad_new_from_template (const gchar * name, GstPad * target,
GstPadTemplate * templ)
{
GstPad *ret;
g_return_val_if_fail (GST_IS_PAD (target), NULL);
g_return_val_if_fail (!gst_pad_is_linked (target), NULL);
g_return_val_if_fail (templ != NULL, NULL);
g_return_val_if_fail (GST_PAD_TEMPLATE_DIRECTION (templ) ==
GST_PAD_DIRECTION (target), NULL);
if ((ret = gst_ghost_pad_new_no_target (name, GST_PAD_DIRECTION (target)))) {
if (!gst_ghost_pad_set_target (GST_GHOST_PAD (ret), target))
goto set_target_failed;
g_object_set (ret, "template", templ, NULL);
}
return ret;
/* ERRORS */
set_target_failed:
{
gst_object_unref (ret);
return NULL;
}
}
#endif
#if !GST_CHECK_VERSION(0,10,11)
#define gst_message_new_buffering(elem,perc) \
gst_message_new_custom (GST_MESSAGE_BUFFERING, \
(elem), \
gst_structure_new ("GstMessageBuffering", \
"buffer-percent", G_TYPE_INT, (perc), NULL))
#endif
#if !GST_CHECK_VERSION(0,10,14)
#define gst_element_class_set_details_simple(klass,longname,classification,description,author) \
G_STMT_START{ \
static GstElementDetails details = \
GST_ELEMENT_DETAILS (longname,classification,description,author); \
gst_element_class_set_details (klass, &details); \
}G_STMT_END
#endif
#if !GST_CHECK_VERSION(0,10,15)
#define gst_structure_get_uint(stru,fn,fv) \
gst_structure_get_int(stru,fn,(gint*)fv)
#endif
#if !GST_CHECK_VERSION(0,10,20)
static inline gboolean
gst_event_has_name (GstEvent * event, const gchar * name)
{
g_return_val_if_fail (GST_IS_EVENT (event), FALSE);
if (event->structure == NULL)
return FALSE;
return gst_structure_has_name (event->structure, name);
}
#endif
#if !GST_CHECK_VERSION(0,10,23)
#define GST_BUFFER_FLAG_MEDIA1 (GST_MINI_OBJECT_FLAG_LAST << 5)
#define GST_BUFFER_FLAG_MEDIA2 (GST_MINI_OBJECT_FLAG_LAST << 6)
#define GST_BUFFER_FLAG_MEDIA3 (GST_MINI_OBJECT_FLAG_LAST << 7)
#define GST_MEMDUMP(_title, _data, _length) while (0)
#define GST_MEMDUMP_OBJECT(_object, _title, _data, _length) while (0)
#endif
#if !GST_CHECK_VERSION(0,10,24)
static inline void
gst_object_ref_sink (gpointer object)
{
g_return_if_fail (GST_IS_OBJECT (object));
GST_OBJECT_LOCK (object);
if (G_LIKELY (GST_OBJECT_IS_FLOATING (object))) {
GST_OBJECT_FLAG_UNSET (object, GST_OBJECT_FLOATING);
GST_OBJECT_UNLOCK (object);
} else {
GST_OBJECT_UNLOCK (object);
gst_object_ref (object);
}
}
#endif
#if !GST_CHECK_VERSION(0,10,26)
static inline void
gst_caps_set_value (GstCaps *caps, const char *field, const GValue *value)
{
GstStructure *structure;
structure = gst_caps_get_structure (caps, 0);
gst_structure_set_value (structure, field, value);
}
#endif
#if !GST_CHECK_VERSION(0,10,30)
static inline GstStructure *
gst_caps_steal_structure (GstCaps * caps, guint index)
{
GstStructure *s;
g_return_val_if_fail (caps != NULL, NULL);
g_return_val_if_fail ((g_atomic_int_get (&(caps)->refcount) == 1), NULL);
if (G_UNLIKELY (index >= caps->structs->len))
return NULL;
s = (GstStructure *)g_ptr_array_remove_index (caps->structs, index);
gst_structure_set_parent_refcount (s, NULL);
return s;
}
#define GST_TRACE_OBJECT(...) G_STMT_START{ }G_STMT_END
#define GST_TRACE(...) G_STMT_START{ }G_STMT_END
#endif
#if !GST_CHECK_VERSION(0,10,33)
#define GST_MINI_OBJECT_FLAG_RESERVED1 (1<<1)
#define GST_BUFFER_FLAG_MEDIA4 GST_MINI_OBJECT_FLAG_RESERVED1
#endif
#if !GST_CHECK_VERSION (1,0,0)
typedef struct {
guint8 * data;
gsize size;
} GstMapInfo;
typedef enum {
GST_MAP_READ = 1 << 0,
GST_MAP_WRITE = 1 << 1
} GstMapFlags;
static inline gboolean
gst_buffer_map (GstBuffer * buffer, GstMapInfo * info, GstMapFlags flags)
{
info->data = GST_BUFFER_DATA (buffer);
info->size = GST_BUFFER_SIZE (buffer);
return TRUE;
}
#define gst_buffer_unmap(buffer,info) while(0)
#define gst_buffer_get_size(buffer) ((gsize) GST_BUFFER_SIZE((buffer)))
#define GST_FLOW_EOS GST_FLOW_UNEXPECTED
#define GST_FLOW_FLUSHING GST_FLOW_WRONG_STATE
static inline GstBuffer *
gst_buffer_new_wrapped (gpointer data, gsize size)
{
GstBuffer * buffer = gst_buffer_new ();
GST_BUFFER_DATA (buffer) = GST_BUFFER_MALLOCDATA (buffer) = (guint8 *) data;
GST_BUFFER_SIZE (buffer) = size;
return buffer;
}
#define gst_adapter_map gst_adapter_peek
#define gst_adapter_unmap(adapter) while(0)
#define gst_segment_do_seek gst_segment_set_seek
#define gst_tag_list_new_empty gst_tag_list_new
#endif
#endif /* GST_COMPAT_H */
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