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smptealpha: Sync properties to the controller in before_transform

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This commit is contained in:
Sebastian Dröge 2010-04-19 14:45:33 +02:00
parent f005c87037
commit ecb0c3a932
1 changed files with 19 additions and 9 deletions
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28
gst/smpte/gstsmptealpha.c
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@ -150,6 +150,8 @@ static gboolean gst_smpte_alpha_get_unit_size (GstBaseTransform * btrans,
GstCaps * caps, guint * size);
static GstFlowReturn gst_smpte_alpha_transform (GstBaseTransform * trans,
GstBuffer * in, GstBuffer * out);
static void gst_smpte_alpha_before_transform (GstBaseTransform * trans,
GstBuffer * buf);
static GstCaps *gst_smpte_alpha_transform_caps (GstBaseTransform * trans,
GstPadDirection direction, GstCaps * from);
@ -209,6 +211,8 @@ gst_smpte_alpha_class_init (GstSMPTEAlphaClass * klass)
trans_class->get_unit_size =
GST_DEBUG_FUNCPTR (gst_smpte_alpha_get_unit_size);
trans_class->transform = GST_DEBUG_FUNCPTR (gst_smpte_alpha_transform);
trans_class->before_transform =
GST_DEBUG_FUNCPTR (gst_smpte_alpha_before_transform);
trans_class->transform_caps =
GST_DEBUG_FUNCPTR (gst_smpte_alpha_transform_caps);
}
@ -415,20 +419,14 @@ gst_smpte_alpha_process_i420_ayuv (GstSMPTEAlpha * smpte, const guint8 * in,
}
}
static GstFlowReturn
gst_smpte_alpha_transform (GstBaseTransform * trans, GstBuffer * in,
GstBuffer * out)
static void
gst_smpte_alpha_before_transform (GstBaseTransform * trans, GstBuffer * buf)
{
GstSMPTEAlpha *smpte = GST_SMPTE_ALPHA (trans);
GstClockTime timestamp, stream_time;
gdouble position;
gint border;
if (G_UNLIKELY (!smpte->process))
goto not_negotiated;
/* first sync the controller to the current stream_time of the buffer */
timestamp = GST_BUFFER_TIMESTAMP (in);
timestamp = GST_BUFFER_TIMESTAMP (buf);
stream_time =
gst_segment_to_stream_time (&trans->segment, GST_FORMAT_TIME, timestamp);
@ -437,6 +435,18 @@ gst_smpte_alpha_transform (GstBaseTransform * trans, GstBuffer * in,
if (GST_CLOCK_TIME_IS_VALID (stream_time))
gst_object_sync_values (G_OBJECT (smpte), stream_time);
}
static GstFlowReturn
gst_smpte_alpha_transform (GstBaseTransform * trans, GstBuffer * in,
GstBuffer * out)
{
GstSMPTEAlpha *smpte = GST_SMPTE_ALPHA (trans);
gdouble position;
gint border;
if (G_UNLIKELY (!smpte->process))
goto not_negotiated;
/* these are the propertis we update with only the object lock, others are
* only updated with the TRANSFORM_LOCK. */