mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-18 15:51:11 +00:00
191 lines
5.2 KiB
C
191 lines
5.2 KiB
C
/* vim: set filetype=c: */
|
|
% ClassName
|
|
GstAudioDecoder
|
|
% TYPE_CLASS_NAME
|
|
GST_TYPE_AUDIO_DECODER
|
|
% pads
|
|
srcpad-audio
|
|
sinkpad-simple
|
|
% pkg-config
|
|
gstreamer-audio-1.0
|
|
% includes
|
|
#include <gst/audio/gstaudiodecoder.h>
|
|
% prototypes
|
|
static gboolean gst_replace_start (GstAudioDecoder * decoder);
|
|
static gboolean gst_replace_stop (GstAudioDecoder * decoder);
|
|
static gboolean gst_replace_set_format (GstAudioDecoder * decoder, GstCaps * caps);
|
|
static GstFlowReturn gst_replace_parse (GstAudioDecoder * decoder,
|
|
GstAdapter * adapter, gint * offset, gint * length);
|
|
static GstFlowReturn gst_replace_handle_frame (GstAudioDecoder * decoder,
|
|
GstBuffer * buffer);
|
|
static void gst_replace_flush (GstAudioDecoder * decoder, gboolean hard);
|
|
static GstFlowReturn gst_replace_pre_push (GstAudioDecoder * decoder,
|
|
GstBuffer ** buffer);
|
|
static gboolean gst_replace_sink_event (GstAudioDecoder * decoder,
|
|
GstEvent * event);
|
|
static gboolean gst_replace_src_event (GstAudioDecoder * decoder, GstEvent * event);
|
|
static gboolean gst_replace_open (GstAudioDecoder * decoder);
|
|
static gboolean gst_replace_close (GstAudioDecoder * decoder);
|
|
static gboolean gst_replace_negotiate (GstAudioDecoder * decoder);
|
|
static gboolean gst_replace_decide_allocation (GstAudioDecoder * decoder,
|
|
GstQuery * query);
|
|
static gboolean gst_replace_propose_allocation (GstAudioDecoder * decoder,
|
|
GstQuery * query);
|
|
% declare-class
|
|
GstAudioDecoderClass *audio_decoder_class = GST_AUDIO_DECODER_CLASS (klass);
|
|
% set-methods
|
|
audio_decoder_class->start = GST_DEBUG_FUNCPTR (gst_replace_start);
|
|
audio_decoder_class->stop = GST_DEBUG_FUNCPTR (gst_replace_stop);
|
|
audio_decoder_class->set_format = GST_DEBUG_FUNCPTR (gst_replace_set_format);
|
|
audio_decoder_class->parse = GST_DEBUG_FUNCPTR (gst_replace_parse);
|
|
audio_decoder_class->handle_frame = GST_DEBUG_FUNCPTR (gst_replace_handle_frame);
|
|
audio_decoder_class->flush = GST_DEBUG_FUNCPTR (gst_replace_flush);
|
|
audio_decoder_class->pre_push = GST_DEBUG_FUNCPTR (gst_replace_pre_push);
|
|
audio_decoder_class->sink_event = GST_DEBUG_FUNCPTR (gst_replace_sink_event);
|
|
audio_decoder_class->src_event = GST_DEBUG_FUNCPTR (gst_replace_src_event);
|
|
audio_decoder_class->open = GST_DEBUG_FUNCPTR (gst_replace_open);
|
|
audio_decoder_class->close = GST_DEBUG_FUNCPTR (gst_replace_close);
|
|
audio_decoder_class->negotiate = GST_DEBUG_FUNCPTR (gst_replace_negotiate);
|
|
audio_decoder_class->decide_allocation = GST_DEBUG_FUNCPTR (gst_replace_decide_allocation);
|
|
audio_decoder_class->propose_allocation = GST_DEBUG_FUNCPTR (gst_replace_propose_allocation);
|
|
% methods
|
|
static gboolean
|
|
gst_replace_start (GstAudioDecoder * decoder)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "start");
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_replace_stop (GstAudioDecoder * decoder)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "stop");
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_replace_set_format (GstAudioDecoder * decoder, GstCaps * caps)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "set_format");
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_replace_parse (GstAudioDecoder * decoder, GstAdapter * adapter, gint * offset,
|
|
gint * length)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "parse");
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_replace_handle_frame (GstAudioDecoder * decoder, GstBuffer * buffer)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "handle_frame");
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static void
|
|
gst_replace_flush (GstAudioDecoder * decoder, gboolean hard)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "flush");
|
|
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_replace_pre_push (GstAudioDecoder * decoder, GstBuffer ** buffer)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "pre_push");
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static gboolean
|
|
gst_replace_sink_event (GstAudioDecoder * decoder, GstEvent * event)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "sink_event");
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_replace_src_event (GstAudioDecoder * decoder, GstEvent * event)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "src_event");
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_replace_open (GstAudioDecoder * decoder)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "open");
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_replace_close (GstAudioDecoder * decoder)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "close");
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_replace_negotiate (GstAudioDecoder * decoder)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "negotiate");
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_replace_decide_allocation (GstAudioDecoder * decoder, GstQuery * query)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "decide_allocation");
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_replace_propose_allocation (GstAudioDecoder * decoder, GstQuery * query)
|
|
{
|
|
GstReplace *replace = GST_REPLACE (decoder);
|
|
|
|
GST_DEBUG_OBJECT (replace, "propose_allocation");
|
|
|
|
return TRUE;
|
|
}
|
|
% end
|