+++ /dev/null
-/* GStreamer
- * Copyright (C) 2011 Wim Taymans <wim.taymans@gmail.com>
- *
- * gstcontext.c: GstContext subsystem
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * 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.
- */
-
-/**
- * SECTION:gstcontext
- * @short_description: Structure containing events describing the context
- * for buffers in a pipeline
- * @see_also: #GstPad, #GstBuffer
- *
- * Last reviewed on 2011-05-4 (0.11.0)
- */
-
-
-#include "gst_private.h"
-
-#include "gstinfo.h"
-#include "gstcontext.h"
-#include "gstutils.h"
-#include "gstquark.h"
-
-struct _GstContext
-{
- GstMiniObject mini_object;
-
- /*< private > */
- GstEvent *events[GST_EVENT_MAX_STICKY];
-
- gpointer _gst_reserved[GST_PADDING];
-};
-
-static GType _gst_context_type = 0;
-
-GType
-gst_context_get_type (void)
-{
- if (G_UNLIKELY (_gst_context_type == 0)) {
- _gst_context_type = gst_mini_object_register ("GstContext");
- }
- return _gst_context_type;
-}
-
-static void
-_gst_context_free (GstContext * context)
-{
- g_return_if_fail (context != NULL);
- g_return_if_fail (GST_IS_CONTEXT (context));
-
- GST_LOG ("freeing context %p", context);
-
- gst_context_clear (context);
-
- g_slice_free1 (GST_MINI_OBJECT_SIZE (context), context);
-}
-
-static void gst_context_init (GstContext * context, gsize size);
-
-static GstContext *
-_gst_context_copy (GstContext * context)
-{
- GstContext *copy;
- guint i;
-
- copy = g_slice_new0 (GstContext);
-
- gst_context_init (copy, sizeof (GstContext));
-
- for (i = 0; i < GST_EVENT_MAX_STICKY; i++)
- gst_event_replace (©->events[i], context->events[i]);
-
- return copy;
-}
-
-static void
-gst_context_init (GstContext * context, gsize size)
-{
- gst_mini_object_init (GST_MINI_OBJECT_CAST (context), _gst_context_type,
- size);
-
- context->mini_object.copy = (GstMiniObjectCopyFunction) _gst_context_copy;
- context->mini_object.free = (GstMiniObjectFreeFunction) _gst_context_free;
-}
-
-/**
- * gst_context_new:
- *
- * Create a new #GstContext object that can be used to manage events.
- *
- * Returns: (transfer full): a new #GstContext
- */
-GstContext *
-gst_context_new (void)
-{
- GstContext *context;
-
- context = g_slice_new0 (GstContext);
-
- GST_DEBUG ("creating new context %p", context);
-
- gst_context_init (context, sizeof (GstContext));
-
- return context;
-}
-
-/**
- * gst_context_update:
- * @context: a #GstContext
- * @event: a #GstEvent
- *
- * Update @context with @event. The context must be writable.
- */
-void
-gst_context_update (GstContext * context, GstEvent * event)
-{
- guint idx;
-
- g_return_if_fail (context != NULL);
- g_return_if_fail (gst_context_is_writable (context));
-
- idx = GST_EVENT_STICKY_IDX (event);
-
- GST_LOG ("storing event %s at index %u", GST_EVENT_TYPE_NAME (event), idx);
-
- gst_event_replace (&context->events[idx], event);
-}
-
-/**
- * gst_context_get:
- * @context: a #GstContext
- * @type: a #GstEventType
- *
- * Get the event of @type from @context.
- *
- * Returns: the last #GstEvent of @type that was updated on @context. This
- * function returns NULL when there is no event with the given type.
- */
-GstEvent *
-gst_context_get (GstContext * context, GstEventType type)
-{
- guint idx;
- GstEvent *event = NULL;
-
- g_return_val_if_fail (context != NULL, NULL);
-
- idx = GST_EVENT_STICKY_IDX_TYPE (type);
-
- if ((event = context->events[idx]))
- gst_event_ref (event);
-
- return event;
-}
-
-/**
- * gst_context_clear:
- * @context: a #GstContext
- *
- * Clear all stored events in @context
- */
-void
-gst_context_clear (GstContext * context)
-{
- guint i;
-
- for (i = 0; i < GST_EVENT_MAX_STICKY; i++)
- gst_event_replace (&context->events[i], NULL);
-}
-
-/**
- * gst_context_foreach:
- * @context: a #GstContext
- * @func: a #GFunc
- * @user_data: user data
- *
- * Call @func with the non NULL event and @user_data.
- */
-void
-gst_context_foreach (GstContext * context, GFunc func, gpointer user_data)
-{
- guint i;
- GstEvent *event;
-
- for (i = 0; i < GST_EVENT_MAX_STICKY; i++)
- if ((event = context->events[i]))
- func (event, user_data);
-}
+++ /dev/null
-/* GStreamer
- * Copyright (C) 2011 Wim Taymans <wim.taymans@gmail.com>
- *
- * gstcontext.h: Header for GstContext subsystem
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * 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.
- */
-
-
-#ifndef __GST_CONTEXT_H__
-#define __GST_CONTEXT_H__
-
-#include <gst/gstminiobject.h>
-#include <gst/gstevent.h>
-
-G_BEGIN_DECLS
-
-#define GST_CONTEXT_TRACE_NAME "GstContext"
-
-typedef struct _GstContext GstContext;
-
-#define GST_TYPE_CONTEXT (gst_context_get_type())
-#define GST_IS_CONTEXT(obj) (GST_IS_MINI_OBJECT_TYPE (obj, GST_TYPE_CONTEXT))
-#define GST_CONTEXT(obj) ((GstContext *)(obj))
-#define GST_CONTEXT_CAST(obj) ((GstContext *)(obj))
-
-
-/**
- * gst_context_is_writable:
- * @ctx: a #GstContext
- *
- * Tests if you can safely update @ctx with new events.
- */
-#define gst_context_is_writable(ctx) gst_mini_object_is_writable (GST_MINI_OBJECT_CAST (ctx))
-
-/**
- * gst_context_make_writable:
- * @ctx: (transfer full): a #GstContext
- *
- * Makes a writable context from the given context. If the source context is
- * already writable, this will simply return the same context. A copy will
- * otherwise be made using gst_context_copy().
- *
- * Returns: (transfer full): a writable context which may or may not be the
- * same as @ctx
- */
-#define gst_context_make_writable(ctx) GST_CONTEXT_CAST (gst_mini_object_make_writable (GST_MINI_OBJECT_CAST (ctx)))
-
-/**
- * gst_context_replace:
- * @old_ctx: (inout) (transfer full): pointer to a pointer to a #GstContext
- * to be replaced.
- * @new_ctx: (allow-none) (transfer none): pointer to a #GstContext that will
- * replace the context pointed to by @old_context.
- *
- * Modifies a pointer to a #GstContext to point to a different #GstContext. The
- * modification is done atomically (so this is useful for ensuring thread safety
- * in some cases), and the reference counts are updated appropriately (the old
- * context is unreffed, the new one is reffed).
- *
- * Either @new_context or the #GstContext pointed to by @old_context may be NULL.
- */
-#define gst_context_replace(old_ctx,new_ctx) \
- gst_mini_object_replace ((GstMiniObject **)(old_ctx), GST_MINI_OBJECT_CAST (new_ctx))
-
-GType gst_context_get_type (void);
-
-/* refcounting */
-/**
- * gst_context_ref:
- * @context: The context to refcount
- *
- * Increase the refcount of this context.
- *
- * Returns: (transfer full): @context (for convenience when doing assignments)
- */
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC GstContext * gst_context_ref (GstContext * context);
-#endif
-
-static inline GstContext *
-gst_context_ref (GstContext * context)
-{
- return (GstContext *) gst_mini_object_ref (GST_MINI_OBJECT_CAST (context));
-}
-
-/**
- * gst_context_unref:
- * @context: (transfer full): the context to refcount
- *
- * Decrease the refcount of an context, freeing it if the refcount reaches 0.
- */
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC void gst_context_unref (GstContext * context);
-#endif
-
-static inline void
-gst_context_unref (GstContext * context)
-{
- gst_mini_object_unref (GST_MINI_OBJECT_CAST (context));
-}
-
-/* copy context */
-/**
- * gst_context_copy:
- * @context: The context to copy
- *
- * Copy the context using the context specific copy function.
- *
- * Returns: (transfer full): the new context
- */
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC GstContext * gst_context_copy (const GstContext * context);
-#endif
-
-static inline GstContext *
-gst_context_copy (const GstContext * context)
-{
- return GST_CONTEXT_CAST (gst_mini_object_copy (GST_MINI_OBJECT_CONST_CAST (context)));
-}
-
-GstContext * gst_context_new (void);
-
-/* updating and setting events */
-void gst_context_update (GstContext *context, GstEvent *event);
-GstEvent * gst_context_get (GstContext *context, GstEventType type);
-
-void gst_context_clear (GstContext *context);
-
-/* foreach */
-void gst_context_foreach (GstContext *context, GFunc func, gpointer user_data);
-
-G_END_DECLS
-
-#endif /* __GST_CONTEXT_H__ */
struct _GstPadPrivate
{
GstPadPushCache *cache_ptr;
+
+ GstEvent *events[GST_EVENT_MAX_STICKY];
};
static void gst_pad_dispose (GObject * object);
}
static void
+clear_events (GstEvent * events[])
+{
+ guint i;
+
+ for (i = 0; i < GST_EVENT_MAX_STICKY; i++)
+ gst_event_replace (&events[i], NULL);
+}
+
+static void
+copy_events (GstEvent * events[], GstEvent * dest[])
+{
+ guint i;
+ GstEvent *event;
+
+ for (i = 0; i < GST_EVENT_MAX_STICKY; i++) {
+ if ((event = events[i]))
+ dest[i] = gst_event_ref (event);
+ else
+ dest[i] = NULL;
+ }
+}
+
+
+static void
gst_pad_dispose (GObject * object)
{
GstPad *pad = GST_PAD_CAST (object);
pad->block_data = NULL;
}
- if (GST_PAD_CONTEXT (pad))
- gst_context_replace (&GST_PAD_CONTEXT (pad), NULL);
+ clear_events (pad->priv->events);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
GST_PAD_STREAM_LOCK (pad);
GST_DEBUG_OBJECT (pad, "stopped streaming");
GST_OBJECT_LOCK (pad);
- if (GST_PAD_CONTEXT (pad))
- gst_context_clear (GST_PAD_CONTEXT (pad));
+ clear_events (pad->priv->events);
GST_OBJECT_UNLOCK (pad);
GST_PAD_STREAM_UNLOCK (pad);
break;
GST_PAD_PEER (srcpad) = sinkpad;
GST_PAD_PEER (sinkpad) = srcpad;
- /* make sure we push a context to this new peer */
- GST_OBJECT_FLAG_SET (srcpad, GST_PAD_CONTEXT_PENDING);
+ /* make sure we push the events from the source to this new peer, for this we
+ * copy the events on the sinkpad and mark EVENTS_PENDING */
+ copy_events (srcpad->priv->events, sinkpad->priv->events);
+ GST_OBJECT_FLAG_SET (sinkpad, GST_PAD_NEED_EVENTS);
GST_OBJECT_UNLOCK (sinkpad);
GST_OBJECT_UNLOCK (srcpad);
}
}
-typedef struct
-{
- GstPadEventFunction eventfunc;
- GstPad *pad;
- GstFlowReturn ret;
-} ContextData;
-
-static void
-context_func (GstEvent * event, ContextData * data)
-{
- data->eventfunc (data->pad, gst_event_ref (event));
- /* FIXME, update return value when we can */
-}
-
static GstFlowReturn
-gst_pad_update_context (GstPad * pad, GstContext * context)
+gst_pad_update_events (GstPad * pad, GstEvent * events[])
{
- ContextData data;
+ guint i;
+ GstPadEventFunction eventfunc;
+ GstEvent *event;
- if (G_UNLIKELY ((data.eventfunc = GST_PAD_EVENTFUNC (pad)) == NULL))
+ if (G_UNLIKELY ((eventfunc = GST_PAD_EVENTFUNC (pad)) == NULL))
goto no_function;
- data.ret = GST_FLOW_OK;
- data.pad = pad;
- gst_context_foreach (context, (GFunc) context_func, &data);
-
- return data.ret;
+ for (i = 0; i < GST_EVENT_MAX_STICKY; i++) {
+ if ((event = events[i]))
+ eventfunc (pad, event);
+ }
+ return GST_FLOW_OK;
/* ERRORS */
no_function:
{
g_warning ("pad %s:%s has no event handler, file a bug.",
GST_DEBUG_PAD_NAME (pad));
- return GST_FLOW_ERROR;
+ clear_events (events);
+ return GST_FLOW_NOT_SUPPORTED;
}
}
*/
static inline GstFlowReturn
gst_pad_chain_data_unchecked (GstPad * pad, gboolean is_buffer, void *data,
- GstContext * context, GstPadPushCache * cache)
+ GstPadPushCache * cache)
{
GstCaps *caps;
- gboolean caps_changed;
+ gboolean caps_changed, needs_events;
GstFlowReturn ret;
gboolean emit_signal;
+ GstEvent *events[GST_EVENT_MAX_STICKY];
GST_PAD_STREAM_LOCK (pad);
caps = gst_pad_data_get_caps (is_buffer, data);
caps_changed = caps && caps != GST_PAD_CAPS (pad);
- if (G_LIKELY (context)) {
- GstContext *oldctx = GST_PAD_CONTEXT (pad);
- GST_PAD_CONTEXT (pad) = context;
- gst_context_unref (oldctx);
+ needs_events = GST_PAD_NEEDS_EVENTS (pad);
+ if (G_UNLIKELY (needs_events)) {
+ /* need to make a copy because when we release the object lock, things
+ * could just change */
+ copy_events (pad->priv->events, events);
+ GST_OBJECT_FLAG_UNSET (pad, GST_PAD_NEED_EVENTS);
}
emit_signal = GST_PAD_DO_BUFFER_SIGNALS (pad) > 0;
GST_OBJECT_UNLOCK (pad);
}
}
- if (G_UNLIKELY (context)) {
- GST_DEBUG_OBJECT (pad, "context changed to %p", context);
- ret = gst_pad_update_context (pad, context);
+ if (G_UNLIKELY (needs_events)) {
+ GST_DEBUG_OBJECT (pad, "need to update all events");
+ ret = gst_pad_update_events (pad, events);
if (G_UNLIKELY (ret != GST_FLOW_OK))
goto context_error;
}
buffer = gst_buffer_list_get (list, i);
ret =
gst_pad_chain_data_unchecked (pad, TRUE, gst_buffer_ref (buffer),
- NULL, NULL);
+ NULL);
if (ret != GST_FLOW_OK)
break;
}
context_error:
{
gst_pad_data_unref (is_buffer, data);
- gst_context_unref (context);
GST_CAT_LOG_OBJECT (GST_CAT_SCHEDULING, pad, "context was not accepted");
GST_PAD_STREAM_UNLOCK (pad);
return ret;
g_return_val_if_fail (GST_PAD_IS_SINK (pad), GST_FLOW_ERROR);
g_return_val_if_fail (GST_IS_BUFFER (buffer), GST_FLOW_ERROR);
- return gst_pad_chain_data_unchecked (pad, TRUE, buffer, NULL, NULL);
+ return gst_pad_chain_data_unchecked (pad, TRUE, buffer, NULL);
}
/**
g_return_val_if_fail (GST_PAD_IS_SINK (pad), GST_FLOW_ERROR);
g_return_val_if_fail (GST_IS_BUFFER_LIST (list), GST_FLOW_ERROR);
- return gst_pad_chain_data_unchecked (pad, FALSE, list, NULL, NULL);
+ return gst_pad_chain_data_unchecked (pad, FALSE, list, NULL);
}
static GstFlowReturn
GstPad *peer;
GstFlowReturn ret;
GstCaps *caps;
- GstContext *context = NULL;
gboolean caps_changed;
GST_OBJECT_LOCK (pad);
caps = gst_pad_data_get_caps (is_buffer, data);
caps_changed = caps && caps != GST_PAD_CAPS (pad);
- /* if we have a context pending, push it along too */
- if (GST_PAD_IS_CONTEXT_PENDING (pad)) {
- if (G_LIKELY ((context = GST_PAD_CONTEXT (pad))))
- gst_context_ref (context);
- GST_OBJECT_FLAG_UNSET (pad, GST_PAD_CONTEXT_PENDING);
- }
-
/* take ref to peer pad before releasing the lock */
gst_object_ref (peer);
GST_OBJECT_UNLOCK (pad);
goto not_negotiated;
}
- ret = gst_pad_chain_data_unchecked (peer, is_buffer, data, context, cache);
+ ret = gst_pad_chain_data_unchecked (peer, is_buffer, data, cache);
gst_object_unref (peer);
{
gst_pad_data_unref (is_buffer, data);
gst_object_unref (peer);
- if (G_LIKELY (context))
- gst_context_unref (context);
GST_CAT_DEBUG_OBJECT (GST_CAT_SCHEDULING, pad,
"element pushed data then refused to accept the caps");
return GST_FLOW_NOT_NEGOTIATED;
static GstFlowReturn
gst_pad_get_range_unchecked (GstPad * pad, guint64 offset, guint size,
- GstBuffer ** buffer, GstContext ** context)
+ GstBuffer ** buffer)
{
GstFlowReturn ret;
GstPadGetRangeFunction getrangefunc;
if (!gst_pad_emit_have_data_signal (pad, GST_MINI_OBJECT_CAST (*buffer)))
goto dropping;
}
-
- if (GST_PAD_IS_CONTEXT_PENDING (pad)) {
- if (context)
- gst_context_replace (context, GST_PAD_CONTEXT (pad));
- GST_OBJECT_FLAG_UNSET (pad, GST_PAD_CONTEXT_PENDING);
- }
GST_PAD_STREAM_UNLOCK (pad);
if (G_UNLIKELY (ret != GST_FLOW_OK))
get_range_failed:
{
*buffer = NULL;
- if (context && *context)
- gst_context_unref (*context);
GST_CAT_LEVEL_LOG (GST_CAT_SCHEDULING,
(ret >= GST_FLOW_UNEXPECTED) ? GST_LEVEL_INFO : GST_LEVEL_WARNING,
pad, "getrange failed, flow: %s", gst_flow_get_name (ret));
{
gst_buffer_unref (*buffer);
*buffer = NULL;
- if (context && *context)
- gst_context_unref (*context);
GST_CAT_WARNING_OBJECT (GST_CAT_SCHEDULING, pad,
"getrange returned buffer of unaccaptable caps");
return GST_FLOW_NOT_NEGOTIATED;
g_return_val_if_fail (GST_PAD_IS_SRC (pad), GST_FLOW_ERROR);
g_return_val_if_fail (buffer != NULL, GST_FLOW_ERROR);
- return gst_pad_get_range_unchecked (pad, offset, size, buffer, NULL);
+ return gst_pad_get_range_unchecked (pad, offset, size, buffer);
}
/**
GstFlowReturn ret;
gboolean emit_signal;
GstCaps *caps;
- GstContext *context = NULL;
- gboolean caps_changed;
+ gboolean caps_changed, needs_events;
+ GstEvent *events[GST_EVENT_MAX_STICKY];
g_return_val_if_fail (GST_IS_PAD (pad), GST_FLOW_ERROR);
g_return_val_if_fail (GST_PAD_IS_SINK (pad), GST_FLOW_ERROR);
gst_object_ref (peer);
GST_OBJECT_UNLOCK (pad);
- ret = gst_pad_get_range_unchecked (peer, offset, size, buffer, &context);
+ ret = gst_pad_get_range_unchecked (peer, offset, size, buffer);
gst_object_unref (peer);
caps = GST_BUFFER_CAPS (*buffer);
caps_changed = caps && caps != GST_PAD_CAPS (pad);
- if (G_UNLIKELY (context)) {
- GstContext *oldctx = GST_PAD_CONTEXT (pad);
- GST_PAD_CONTEXT (pad) = context;
- gst_context_unref (oldctx);
+ needs_events = GST_PAD_NEEDS_EVENTS (pad);
+ if (G_UNLIKELY (needs_events)) {
+ copy_events (pad->priv->events, events);
+ GST_OBJECT_FLAG_UNSET (pad, GST_PAD_NEED_EVENTS);
}
GST_OBJECT_UNLOCK (pad);
- if (G_UNLIKELY (context)) {
- GST_DEBUG_OBJECT (pad, "context changed to %p", context);
- ret = gst_pad_update_context (pad, context);
+ if (G_UNLIKELY (needs_events)) {
+ GST_DEBUG_OBJECT (pad, "we need to update the events");
+ ret = gst_pad_update_events (pad, events);
if (G_UNLIKELY (ret != GST_FLOW_OK))
- goto context_error;
+ goto events_error;
}
/* we got a new datatype on the pad, see if it can handle it */
GST_CAT_LEVEL_LOG (GST_CAT_SCHEDULING,
(ret >= GST_FLOW_UNEXPECTED) ? GST_LEVEL_INFO : GST_LEVEL_WARNING,
pad, "pullrange failed, flow: %s", gst_flow_get_name (ret));
- if (context)
- gst_context_unref (context);
return ret;
}
dropping:
"Dropping data after FALSE probe return");
gst_buffer_unref (*buffer);
*buffer = NULL;
- if (context)
- gst_context_unref (context);
return GST_FLOW_UNEXPECTED;
}
-context_error:
+events_error:
{
gst_buffer_unref (*buffer);
*buffer = NULL;
GST_CAT_WARNING_OBJECT (GST_CAT_SCHEDULING, pad,
- "pullrange returned context that was not accepted");
+ "pullrange returned events that were not accepted");
return ret;
}
not_negotiated:
{
GstPad *peerpad;
gboolean result;
- GstContext *context = NULL;
g_return_val_if_fail (GST_IS_PAD (pad), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
/* store the event on the pad, but only on srcpads */
if (GST_PAD_IS_SRC (pad) && GST_EVENT_IS_STICKY (event)) {
- if (context)
- context = gst_context_make_writable (GST_PAD_CONTEXT (pad));
- else
- context = gst_context_new ();
+ guint idx;
- GST_LOG_OBJECT (pad, "update context %p", context);
+ idx = GST_EVENT_STICKY_IDX (event);
+ GST_LOG_OBJECT (pad, "storing sticky event %s at index %u",
+ GST_EVENT_TYPE_NAME (event), idx);
- gst_context_update (context, event);
- GST_PAD_CONTEXT (pad) = context;
+ gst_event_replace (&pad->priv->events[idx], event);
}
peerpad = GST_PAD_PEER (pad);
if (peerpad == NULL)
goto not_linked;
- if (context) {
- /* set the context on the peerpad too */
- GST_LOG_OBJECT (pad, "pushing context %p to peerpad", context);
-
- GST_OBJECT_LOCK (peerpad);
- gst_context_replace (&GST_PAD_CONTEXT (peerpad), context);
- GST_OBJECT_UNLOCK (peerpad);
- }
-
gst_object_ref (peerpad);
+ GST_OBJECT_UNLOCK (pad);
- if (context && GST_PAD_IS_CONTEXT_PENDING (pad)) {
- GST_OBJECT_FLAG_UNSET (pad, GST_PAD_CONTEXT_PENDING);
- GST_OBJECT_UNLOCK (pad);
-
- GST_LOG_OBJECT (pad, "do full context update to peerpad %" GST_PTR_FORMAT,
- peerpad);
+ GST_LOG_OBJECT (pad, "sending event %s to peerpad %" GST_PTR_FORMAT,
+ GST_EVENT_TYPE_NAME (event), peerpad);
- /* we need to send all events in the context to the peer, this will include
- * the newly added event to the context */
- gst_pad_update_context (peerpad, context);
- result = TRUE;
- } else {
- GST_LOG_OBJECT (pad, "sending event %s to peerpad %" GST_PTR_FORMAT,
- GST_EVENT_TYPE_NAME (event), peerpad);
- GST_OBJECT_UNLOCK (pad);
+ result = gst_pad_send_event (peerpad, event);
- result = gst_pad_send_event (peerpad, event);
+ /* Note: we gave away ownership of the event at this point */
+ GST_LOG_OBJECT (pad, "sent event to peerpad %" GST_PTR_FORMAT ", result %d",
+ peerpad, result);
- /* Note: we gave away ownership of the event at this point */
- GST_LOG_OBJECT (pad, "sent event to peerpad %" GST_PTR_FORMAT ", result %d",
- peerpad, result);
- }
gst_object_unref (peerpad);
return result;
{
gboolean result = FALSE;
GstPadEventFunction eventfunc;
- gboolean serialized, need_unlock = FALSE;
+ gboolean serialized, need_unlock = FALSE, needs_events;
+ GstEvent *events[GST_EVENT_MAX_STICKY];
g_return_val_if_fail (GST_IS_PAD (pad), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
}
break;
}
+
+ /* store the event on the pad, but only on srcpads */
+ if (GST_PAD_IS_SINK (pad) && GST_EVENT_IS_STICKY (event)) {
+ guint idx;
+
+ idx = GST_EVENT_STICKY_IDX (event);
+ GST_LOG_OBJECT (pad, "storing sticky event %s at index %u",
+ GST_EVENT_TYPE_NAME (event), idx);
+
+ gst_event_replace (&pad->priv->events[idx], event);
+ }
+
if (G_UNLIKELY ((eventfunc = GST_PAD_EVENTFUNC (pad)) == NULL))
goto no_function;
+ needs_events = GST_PAD_NEEDS_EVENTS (pad);
+ if (G_UNLIKELY (needs_events)) {
+ /* need to make a copy because when we release the object lock, things
+ * could just change */
+ GST_DEBUG_OBJECT (pad, "need to update all events");
+ copy_events (pad->priv->events, events);
+ GST_OBJECT_FLAG_UNSET (pad, GST_PAD_NEED_EVENTS);
+ }
GST_OBJECT_UNLOCK (pad);
- result = eventfunc (pad, event);
+ if (G_UNLIKELY (needs_events)) {
+ GST_DEBUG_OBJECT (pad, "updating all events");
+ gst_pad_update_events (pad, events);
+ result = TRUE;
+ } else {
+ result = eventfunc (pad, event);
+ }
if (need_unlock)
GST_PAD_STREAM_UNLOCK (pad);