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/* vim: set filetype=c: */
% ClassName
GstAudioFilter
% TYPE_CLASS_NAME
GST_TYPE_AUDIO_FILTER
% pads
sinkpad-simple srcpad-simple
% pkg-config
gstreamer-audio-0.10
% includes
#include <gst/audio/gstaudiofilter.h>
% prototypes
static gboolean
gst_replace_setup (GstAudioFilter * filter, GstRingBufferSpec * format);
static gboolean
gst_replace_start (GstBaseTransform * trans);
static GstFlowReturn
gst_replace_transform_ip (GstBaseTransform * trans, GstBuffer * buf);
static gboolean
gst_replace_stop (GstBaseTransform * trans);
% declare-class
GstAudioFilterClass *audio_filter_class = GST_AUDIO_FILTER_CLASS (klass);
GstBaseTransformClass *base_transform_class = GST_BASE_TRANSFORM_CLASS (klass);
% set-methods
audio_filter_class->setup = GST_DEBUG_FUNCPTR (gst_replace_setup);
base_transform_class->start = GST_DEBUG_FUNCPTR (gst_replace_start);
base_transform_class->transform_ip = GST_DEBUG_FUNCPTR (gst_replace_transform_ip);
base_transform_class->stop = GST_DEBUG_FUNCPTR (gst_replace_stop);
% methods
static gboolean
gst_replace_setup (GstAudioFilter * filter, GstRingBufferSpec * format)
{
/* GstReplace *replace = GST_REPLACE (filter); */
/* handle audio format changes */
return TRUE;
}
static gboolean
gst_replace_start (GstBaseTransform * trans)
{
/* GstReplace *replace = GST_REPLACE (trans); */
/* initialize processing */
return TRUE;
}
static GstFlowReturn
gst_replace_transform_ip (GstBaseTransform * trans, GstBuffer * buf)
{
/* GstReplace *replace = GST_REPLACE (trans); */
/* process the audio data in the buffer in-place */
return GST_FLOW_OK;
}
static gboolean
gst_replace_stop (GstBaseTransform * trans)
{
/* GstReplace *replace = GST_REPLACE (trans); */
/* finalize processing */
return TRUE;
}
% end
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