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/* vim: set filetype=c: */
% ClassName
GstAudioSrc
% TYPE_CLASS_NAME
GST_TYPE_AUDIO_SRC
% pads
srcpad-audio
% pkg-config
gstreamer-audio-1.0
% includes
#include <gst/audio/gstaudiosrc.h>
% prototypes
static gboolean gst_replace_open (GstAudioSrc * src);
static gboolean gst_replace_prepare (GstAudioSrc * src,
GstAudioRingBufferSpec * spec);
static gboolean gst_replace_unprepare (GstAudioSrc * src);
static gboolean gst_replace_close (GstAudioSrc * src);
static guint gst_replace_read (GstAudioSrc * src, gpointer data, guint length,
GstClockTime * timestamp);
static guint gst_replace_delay (GstAudioSrc * src);
static void gst_replace_reset (GstAudioSrc * src);
% declare-class
GstAudioSrcClass *audio_src_class = GST_AUDIO_SRC_CLASS (klass);
% set-methods
audio_src_class->open = GST_DEBUG_FUNCPTR (gst_replace_open);
audio_src_class->prepare = GST_DEBUG_FUNCPTR (gst_replace_prepare);
audio_src_class->unprepare = GST_DEBUG_FUNCPTR (gst_replace_unprepare);
audio_src_class->close = GST_DEBUG_FUNCPTR (gst_replace_close);
audio_src_class->read = GST_DEBUG_FUNCPTR (gst_replace_read);
audio_src_class->delay = GST_DEBUG_FUNCPTR (gst_replace_delay);
audio_src_class->reset = GST_DEBUG_FUNCPTR (gst_replace_reset);
% methods
/* open the device with given specs */
static gboolean
gst_replace_open (GstAudioSrc * src)
{
GstReplace *replace = GST_REPLACE (src);
GST_DEBUG_OBJECT (replace, "open");
return TRUE;
}
/* prepare resources and state to operate with the given specs */
static gboolean
gst_replace_prepare (GstAudioSrc * src, GstAudioRingBufferSpec * spec)
{
GstReplace *replace = GST_REPLACE (src);
GST_DEBUG_OBJECT (replace, "prepare");
return TRUE;
}
/* undo anything that was done in prepare() */
static gboolean
gst_replace_unprepare (GstAudioSrc * src)
{
GstReplace *replace = GST_REPLACE (src);
GST_DEBUG_OBJECT (replace, "unprepare");
return TRUE;
}
/* close the device */
static gboolean
gst_replace_close (GstAudioSrc * src)
{
GstReplace *replace = GST_REPLACE (src);
GST_DEBUG_OBJECT (replace, "close");
return TRUE;
}
/* read samples from the device */
static guint
gst_replace_read (GstAudioSrc * src, gpointer data, guint length,
GstClockTime * timestamp)
{
GstReplace *replace = GST_REPLACE (src);
GST_DEBUG_OBJECT (replace, "read");
return 0;
}
/* get number of samples queued in the device */
static guint
gst_replace_delay (GstAudioSrc * src)
{
GstReplace *replace = GST_REPLACE (src);
GST_DEBUG_OBJECT (replace, "delay");
return 0;
}
/* reset the audio device, unblock from a write */
static void
gst_replace_reset (GstAudioSrc * src)
{
GstReplace *replace = GST_REPLACE (src);
GST_DEBUG_OBJECT (replace, "reset");
}
% end
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