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capsnego fixes in adder, speed, and identity

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Original commit message from CVS:
capsnego fixes in adder, speed, and identity
This commit is contained in:
Andy Wingo 2002-02-17 17:34:23 +00:00
parent 9a40de21d5
commit 26834ee0e6
1 changed files with 23 additions and 31 deletions
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54
gst/speed/gstspeed.c
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@ -102,44 +102,33 @@ static void speed_init (GstSpeed *filter);
static void speed_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
static void speed_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
static gint speed_parse_caps (GstSpeed *filter, GstCaps *caps);
static gboolean speed_parse_caps (GstSpeed *filter, GstCaps *caps);
static void speed_loop (GstElement *element);
static GstElementClass *parent_class = NULL;
//static guint gst_filter_signals[LAST_SIGNAL] = { 0 };
/*
static GstPadNegotiateReturn
speed_negotiate_src (GstPad *pad, GstCaps **caps, gpointer *data)
static GstPadConnectReturn
speed_connect_sink (GstPad *pad, GstCaps *caps)
{
GstSpeed* filter = GST_SPEED (gst_pad_get_parent (pad));
GstSpeed *filter;
if (*caps==NULL)
return GST_PAD_NEGOTIATE_FAIL;
filter = GST_SPEED (gst_pad_get_parent (pad));
g_return_val_if_fail (filter != NULL, GST_PAD_CONNECT_REFUSED);
g_return_val_if_fail (GST_IS_SPEED (filter), GST_PAD_CONNECT_REFUSED);
if (GST_CAPS_IS_FIXED (caps)) {
if (!speed_parse_caps (filter, caps) || !gst_pad_try_set_caps (filter->srcpad, caps))
return GST_PAD_CONNECT_REFUSED;
return GST_PAD_CONNECT_OK;
}
if (speed_parse_caps(filter, *caps))
return GST_PAD_NEGOTIATE_FAIL;
return gst_pad_negotiate_proxy(pad,filter->sinkpad,caps);
return GST_PAD_CONNECT_DELAYED;
}
static GstPadNegotiateReturn
speed_negotiate_sink (GstPad *pad, GstCaps **caps, gpointer *data)
{
GstSpeed* filter = GST_SPEED (gst_pad_get_parent (pad));
if (*caps==NULL)
return GST_PAD_NEGOTIATE_FAIL;
if (speed_parse_caps(filter, *caps))
return GST_PAD_NEGOTIATE_FAIL;
return gst_pad_negotiate_proxy(pad,filter->srcpad,caps);
}
*/
static gint
static gboolean
speed_parse_caps (GstSpeed *filter, GstCaps *caps)
{
const gchar *format;
@ -177,9 +166,9 @@ speed_parse_caps (GstSpeed *filter, GstCaps *caps)
filter->layout, filter->intercept, filter->slope);
}
} else {
return -1;
return FALSE;
}
return 0;
return TRUE;
}
@ -230,10 +219,9 @@ static void
speed_init (GstSpeed *filter)
{
filter->sinkpad = gst_pad_new_from_template(speed_sink_factory (),"sink");
//gst_pad_set_negotiate_function(filter->sinkpad,speed_negotiate_sink);
gst_pad_set_connect_function(filter->sinkpad,speed_connect_sink);
gst_pad_set_bufferpool_function (filter->sinkpad, speed_sink_get_bufferpool);
filter->srcpad = gst_pad_new_from_template(speed_src_factory (),"src");
//gst_pad_set_negotiate_function(filter->srcpad,speed_negotiate_src);
gst_element_add_pad(GST_ELEMENT(filter),filter->sinkpad);
gst_element_add_pad(GST_ELEMENT(filter),filter->srcpad);
@ -277,6 +265,10 @@ speed_loop (GstElement *element)
#define _FORMAT gint8
#include "filter.func"
#undef _FORMAT
} else {
gst_element_error (element, "capsnego was never performed, bailing...");
gst_element_yield (element); /* this is necessary for some reason with loop
elements */
}
}