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signalprocessor,lv2,ladspa: move sample-rate to baseclass

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We need the sample-rate in baseclass for upcomming timestamp changes.
This commit is contained in:
Stefan Kost 2010-02-01 22:32:32 +02:00
parent 8f1bb31255
commit ebdf1c2a18
4 changed files with 23 additions and 25 deletions
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16
ext/ladspa/gstladspa.c
View file

@ -555,8 +555,6 @@ gst_ladspa_setup (GstSignalProcessor * gsp, GstCaps * caps)
GstLADSPAClass *oclass;
GstSignalProcessorClass *gsp_class;
LADSPA_Descriptor *desc;
GstStructure *s;
gint sample_rate;
gint i;
gsp_class = GST_SIGNAL_PROCESSOR_GET_CLASS (gsp);
@ -567,13 +565,10 @@ gst_ladspa_setup (GstSignalProcessor * gsp, GstCaps * caps)
g_return_val_if_fail (ladspa->handle == NULL, FALSE);
g_return_val_if_fail (ladspa->activated == FALSE, FALSE);
s = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (s, "rate", &sample_rate))
goto no_sample_rate;
GST_DEBUG_OBJECT (ladspa, "instantiating the plugin at %d Hz",
gsp->sample_rate);
GST_DEBUG_OBJECT (ladspa, "instantiating the plugin at %d Hz", sample_rate);
if (!(ladspa->handle = desc->instantiate (desc, sample_rate)))
if (!(ladspa->handle = desc->instantiate (desc, gsp->sample_rate)))
goto no_instance;
/* connect the control ports */
@ -586,11 +581,6 @@ gst_ladspa_setup (GstSignalProcessor * gsp, GstCaps * caps)
return TRUE;
no_sample_rate:
{
GST_WARNING_OBJECT (gsp, "got no sample-rate");
return FALSE;
}
no_instance:
{
GST_WARNING_OBJECT (gsp, "could not create instance");

14
ext/lv2/gstlv2.c
View file

@ -600,7 +600,6 @@ gst_lv2_setup (GstSignalProcessor * gsp, GstCaps * caps)
GstLV2Class *oclass;
GstSignalProcessorClass *gsp_class;
GstStructure *s;
gint sample_rate;
gint i;
GstLV2Group *group = NULL;
GstAudioChannelPosition *positions = NULL;
@ -613,14 +612,10 @@ gst_lv2_setup (GstSignalProcessor * gsp, GstCaps * caps)
g_return_val_if_fail (lv2->activated == FALSE, FALSE);
s = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (s, "rate", &sample_rate))
goto no_sample_rate;
GST_DEBUG_OBJECT (lv2, "instantiating the plugin at %d Hz", sample_rate);
GST_DEBUG_OBJECT (lv2, "instantiating the plugin at %d Hz", gsp->sample_rate);
if (!(lv2->instance =
slv2_plugin_instantiate (oclass->plugin, sample_rate, NULL)))
slv2_plugin_instantiate (oclass->plugin, gsp->sample_rate, NULL)))
goto no_instance;
/* connect the control ports */
@ -673,11 +668,6 @@ gst_lv2_setup (GstSignalProcessor * gsp, GstCaps * caps)
}
return TRUE;
no_sample_rate:
{
GST_WARNING_OBJECT (gsp, "got no sample-rate");
return FALSE;
}
no_instance:
{
GST_WARNING_OBJECT (gsp, "could not create instance");

14
gst-libs/gst/signalprocessor/gstsignalprocessor.c
View file

@ -471,6 +471,8 @@ gst_signal_processor_setcaps (GstPad * pad, GstCaps * caps)
/* the whole processor has one caps; if the sample rate changes, let subclass
implementations know */
if (!gst_caps_is_equal (caps, self->caps)) {
GstStructure *s;
GST_DEBUG_OBJECT (pad, "got caps %" GST_PTR_FORMAT, caps);
if (GST_SIGNAL_PROCESSOR_IS_RUNNING (self))
@ -478,6 +480,10 @@ gst_signal_processor_setcaps (GstPad * pad, GstCaps * caps)
if (GST_SIGNAL_PROCESSOR_IS_INITIALIZED (self))
gst_signal_processor_cleanup (self);
s = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (s, "rate", &self->sample_rate))
goto no_sample_rate;
if (!gst_signal_processor_setup (self, caps))
goto start_or_setup_failed;
@ -502,13 +508,21 @@ gst_signal_processor_setcaps (GstPad * pad, GstCaps * caps)
return TRUE;
no_sample_rate:
{
GST_WARNING_OBJECT (self, "got no sample-rate");
gst_object_unref (self);
return FALSE;
}
start_or_setup_failed:
{
GST_WARNING_OBJECT (self, "start or setup failed");
gst_object_unref (self);
return FALSE;
}
setcaps_pull_failed:
{
GST_WARNING_OBJECT (self, "activating in pull-mode failed");
gst_object_unref (self);
return FALSE;
}

4
gst-libs/gst/signalprocessor/gstsignalprocessor.h
View file

@ -100,6 +100,10 @@ struct _GstSignalProcessor {
/* controls */
gfloat *control_in;
gfloat *control_out;
/* sampling rate */
gint sample_rate;
};
struct _GstSignalProcessorClass {