*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
*/
/**
* SECTION:gstpushsrc
+ * @title: GstPushSrc
* @short_description: Base class for push based source elements
* @see_also: #GstBaseSrc
*
*
* Seeking, flushing, scheduling and sync is all handled by this
* base class.
- *
- * Last reviewed on 2006-07-04 (0.10.9)
*/
#ifdef HAVE_CONFIG_H
#include "gstpushsrc.h"
#include "gsttypefindhelper.h"
-#include <gst/gstmarshal.h>
GST_DEBUG_CATEGORY_STATIC (gst_push_src_debug);
#define GST_CAT_DEFAULT gst_push_src_debug
static gboolean gst_push_src_query (GstBaseSrc * src, GstQuery * query);
static GstFlowReturn gst_push_src_create (GstBaseSrc * bsrc, guint64 offset,
guint length, GstBuffer ** ret);
+static GstFlowReturn gst_push_src_alloc (GstBaseSrc * bsrc, guint64 offset,
+ guint length, GstBuffer ** ret);
+static GstFlowReturn gst_push_src_fill (GstBaseSrc * bsrc, guint64 offset,
+ guint length, GstBuffer * ret);
static void
gst_push_src_class_init (GstPushSrcClass * klass)
GstBaseSrcClass *gstbasesrc_class = (GstBaseSrcClass *) klass;
gstbasesrc_class->create = GST_DEBUG_FUNCPTR (gst_push_src_create);
+ gstbasesrc_class->alloc = GST_DEBUG_FUNCPTR (gst_push_src_alloc);
+ gstbasesrc_class->fill = GST_DEBUG_FUNCPTR (gst_push_src_fill);
gstbasesrc_class->query = GST_DEBUG_FUNCPTR (gst_push_src_query);
}
{
/* a pushsrc can by default never operate in pull mode override
* if you want something different. */
- gst_query_set_scheduling (query, FALSE, FALSE, TRUE, 1, -1, 1);
+ gst_query_set_scheduling (query, GST_SCHEDULING_FLAG_SEQUENTIAL, 1, -1,
+ 0);
+ gst_query_add_scheduling_mode (query, GST_PAD_MODE_PUSH);
+
ret = TRUE;
break;
}
if (pclass->create)
fret = pclass->create (src, ret);
else
- fret = GST_FLOW_ERROR;
+ fret =
+ GST_BASE_SRC_CLASS (parent_class)->create (bsrc, offset, length, ret);
+
+ return fret;
+}
+
+static GstFlowReturn
+gst_push_src_alloc (GstBaseSrc * bsrc, guint64 offset, guint length,
+ GstBuffer ** ret)
+{
+ GstFlowReturn fret;
+ GstPushSrc *src;
+ GstPushSrcClass *pclass;
+
+ src = GST_PUSH_SRC (bsrc);
+ pclass = GST_PUSH_SRC_GET_CLASS (src);
+ if (pclass->alloc)
+ fret = pclass->alloc (src, ret);
+ else
+ fret = GST_BASE_SRC_CLASS (parent_class)->alloc (bsrc, offset, length, ret);
+
+ return fret;
+}
+
+static GstFlowReturn
+gst_push_src_fill (GstBaseSrc * bsrc, guint64 offset, guint length,
+ GstBuffer * ret)
+{
+ GstFlowReturn fret;
+ GstPushSrc *src;
+ GstPushSrcClass *pclass;
+
+ src = GST_PUSH_SRC (bsrc);
+ pclass = GST_PUSH_SRC_GET_CLASS (src);
+ if (pclass->fill)
+ fret = pclass->fill (src, ret);
+ else
+ fret = GST_BASE_SRC_CLASS (parent_class)->fill (bsrc, offset, length, ret);
return fret;
}