mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-12-20 07:16:55 +00:00
Code Issues 1 Projects Releases Wiki Activity

basetransform: remove obsolete code

Browse source 
Remove some obsolete code.
Don't try to reconfigure when we don't have sink caps.
This commit is contained in:
Wim Taymans 2011-05-11 18:07:23 +02:00
parent 437c92b403
commit a59bc0ab02
1 changed files with 3 additions and 135 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

138
libs/gst/base/gstbasetransform.c
View file

@ -244,16 +244,6 @@ struct _GstBaseTransformPrivate
gboolean gap_aware;
/* caps used for allocating buffers */
gboolean proxy_alloc;
GstCaps *sink_alloc;
GstCaps *src_alloc;
/* upstream caps and size suggestions */
GstCaps *sink_suggest;
gsize size_suggest;
gboolean suggest_pending;
gboolean reconfigure;
/* QoS stats */
@ -340,7 +330,6 @@ gst_base_transform_finalize (GObject * object)
trans = GST_BASE_TRANSFORM (object);
gst_caps_replace (&trans->priv->sink_suggest, NULL);
g_mutex_free (trans->transform_lock);
G_OBJECT_CLASS (parent_class)->finalize (object);
@ -728,67 +717,11 @@ gst_base_transform_configure_caps (GstBaseTransform * trans, GstCaps * in,
ret = klass->set_caps (trans, in, out);
}
GST_OBJECT_LOCK (trans);
/* make sure we reevaluate how the buffer_alloc works wrt to proxy allocating
* the buffer. FIXME, this triggers some quite heavy codepaths that don't need
* to be taken.. */
trans->priv->suggest_pending = TRUE;
GST_OBJECT_UNLOCK (trans);
trans->negotiated = ret;
return ret;
}
#if 0
/* check if caps @in on @pad can be transformed to @out on the other pad.
* We don't have a vmethod to test this yet so we have to do a somewhat less
* efficient check for this.
*/
static gboolean
gst_base_transform_can_transform (GstBaseTransform * trans, GstPad * pad,
GstCaps * in, GstCaps * out)
{
GstCaps *othercaps;
/* convert the in caps to all possible out caps */
othercaps =
gst_base_transform_transform_caps (trans, GST_PAD_DIRECTION (pad), in);
/* check if transform is empty */
if (!othercaps || gst_caps_is_empty (othercaps))
goto no_transform;
/* check if the out caps is a subset of the othercaps */
if (!gst_caps_can_intersect (out, othercaps))
goto no_subset;
if (othercaps)
gst_caps_unref (othercaps);
GST_DEBUG_OBJECT (trans, "from %" GST_PTR_FORMAT, in);
GST_DEBUG_OBJECT (trans, "to %" GST_PTR_FORMAT, out);
return TRUE;
/* ERRORS */
no_transform:
{
GST_DEBUG_OBJECT (trans,
"transform returned useless %" GST_PTR_FORMAT, othercaps);
if (othercaps)
gst_caps_unref (othercaps);
return FALSE;
}
no_subset:
{
GST_DEBUG_OBJECT (trans, "no subset");
if (othercaps)
gst_caps_unref (othercaps);
return FALSE;
}
}
#endif
/* given a fixed @caps on @pad, create the best possible caps for the
* other pad.
* @caps must be fixed when calling this function.
@ -1264,54 +1197,6 @@ gst_base_transform_query_type (GstPad * pad)
return types;
}
#if 0
static void
compute_upstream_suggestion (GstBaseTransform * trans, gsize expsize,
GstCaps * caps)
{
GstCaps *othercaps;
GstBaseTransformPrivate *priv = trans->priv;
GST_DEBUG_OBJECT (trans, "trying to find upstream suggestion");
/* we cannot convert the current buffer but we might be able to suggest a
* new format upstream, try to find what the best format is. */
othercaps =
gst_base_transform_find_transform (trans, trans->srcpad, caps, TRUE);
if (!othercaps) {
GST_DEBUG_OBJECT (trans, "incompatible caps, ignoring");
/* we received caps that we cannot transform. Upstream is behaving badly
* because it should have checked if we could handle these caps. We can
* simply ignore these caps and produce a buffer with our original caps. */
} else {
gsize size_suggest;
GST_DEBUG_OBJECT (trans, "getting size of suggestion");
/* not a subset, we have a new upstream suggestion, remember it and
* allocate a default buffer. First we try to convert the size */
if (gst_base_transform_transform_size (trans,
GST_PAD_SRC, caps, expsize, othercaps, &size_suggest)) {
/* ok, remember the suggestions now */
GST_DEBUG_OBJECT (trans,
"storing new caps and size suggestion of %u and %" GST_PTR_FORMAT,
size_suggest, othercaps);
GST_OBJECT_LOCK (trans->sinkpad);
if (priv->sink_suggest)
gst_caps_unref (priv->sink_suggest);
priv->sink_suggest = gst_caps_ref (othercaps);
priv->size_suggest = size_suggest;
trans->priv->suggest_pending = TRUE;
GST_OBJECT_UNLOCK (trans->sinkpad);
}
gst_caps_unref (othercaps);
}
}
#endif
/* Allocate a buffer using gst_pad_alloc_buffer
*
* This function can do renegotiation on the source pad
@ -1762,7 +1647,6 @@ gst_base_transform_handle_buffer (GstBaseTransform * trans, GstBuffer * inbuf,
bclass = GST_BASE_TRANSFORM_GET_CLASS (trans);
GST_OBJECT_LOCK (trans->sinkpad);
reconfigure = GST_PAD_NEEDS_RECONFIGURE (trans->srcpad)
|| trans->priv->reconfigure;
@ -1775,11 +1659,9 @@ gst_base_transform_handle_buffer (GstBaseTransform * trans, GstBuffer * inbuf,
GST_DEBUG_OBJECT (trans, "we had a pending reconfigure");
GST_OBJECT_LOCK (trans);
gst_caps_replace (&trans->priv->sink_alloc, NULL);
GST_OBJECT_UNLOCK (trans);
incaps = gst_pad_get_current_caps (trans->sinkpad);
if (incaps == NULL)
goto no_reconfigure;
/* if we need to reconfigure we pretend a buffer with new caps arrived. This
* will reconfigure the transform with the new output format. We can only
@ -1791,6 +1673,7 @@ gst_base_transform_handle_buffer (GstBaseTransform * trans, GstBuffer * inbuf,
gst_caps_unref (incaps);
}
no_reconfigure:
insize = gst_buffer_get_size (inbuf);
if (GST_BUFFER_OFFSET_IS_VALID (inbuf))
@ -2153,7 +2036,6 @@ gst_base_transform_activate (GstBaseTransform * trans, gboolean active)
trans->priv->proportion = 1.0;
trans->priv->earliest_time = -1;
trans->priv->discont = FALSE;
gst_caps_replace (&trans->priv->sink_suggest, NULL);
trans->priv->processed = 0;
trans->priv->dropped = 0;
GST_OBJECT_UNLOCK (trans);
@ -2176,8 +2058,6 @@ gst_base_transform_activate (GstBaseTransform * trans, gboolean active)
}
gst_caps_replace (&trans->cache_caps1, NULL);
gst_caps_replace (&trans->cache_caps2, NULL);
gst_caps_replace (&trans->priv->sink_alloc, NULL);
gst_caps_replace (&trans->priv->sink_suggest, NULL);
if (trans->priv->pad_mode != GST_ACTIVATE_NONE && bclass->stop)
result &= bclass->stop (trans);
@ -2475,17 +2355,6 @@ gst_base_transform_suggest (GstBaseTransform * trans, GstCaps * caps,
{
g_return_if_fail (GST_IS_BASE_TRANSFORM (trans));
GST_OBJECT_LOCK (trans->sinkpad);
if (trans->priv->sink_suggest)
gst_caps_unref (trans->priv->sink_suggest);
if (caps)
caps = gst_caps_copy (caps);
trans->priv->sink_suggest = caps;
trans->priv->size_suggest = size;
trans->priv->suggest_pending = TRUE;
GST_DEBUG_OBJECT (trans, "new suggest %" GST_PTR_FORMAT, caps);
GST_OBJECT_UNLOCK (trans->sinkpad);
/* push the renegotiate event */
if (!gst_pad_push_event (GST_BASE_TRANSFORM_SINK_PAD (trans),
gst_event_new_reconfigure ()))
@ -2510,6 +2379,5 @@ gst_base_transform_reconfigure (GstBaseTransform * trans)
GST_OBJECT_LOCK (trans);
GST_DEBUG_OBJECT (trans, "marking reconfigure");
trans->priv->reconfigure = TRUE;
gst_caps_replace (&trans->priv->sink_alloc, NULL);
GST_OBJECT_UNLOCK (trans);
}