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#include "mulaw-encode.h"
#include "mulaw-decode.h"
/* elementfactory information */
static GstElementDetails mulawenc_details = {
"PCM to Mu Law conversion",
"Filter/Audio/Conversion",
"LGPL",
"Convert 16bit PCM to 8bit mu law",
VERSION,
"Zaheer Merali <zaheer@bellworldwide.net>",
"(C) 2001"
};
/* elementfactory information */
static GstElementDetails mulawdec_details = {
"Mu Law to PCM conversion",
"Filter/Audio/Conversion",
"LGPL",
"Convert 8bit mu law to 16bit PCM",
VERSION,
"Zaheer Merali <zaheer@bellworldwide.net>",
"(C) 2001"
};
static GstCaps*
mulaw_factory (void)
{
return
gst_caps_new (
"test_src",
"audio/raw",
gst_props_new (
"format", GST_PROPS_STRING ("int"),
"law", GST_PROPS_INT (1),
"width", GST_PROPS_INT(8),
"depth", GST_PROPS_INT(8),
"signed", GST_PROPS_BOOLEAN(FALSE),
NULL));
}
static GstCaps*
linear_factory (void)
{
return
gst_caps_new (
"test_sink",
"audio/raw",
gst_props_new (
"format", GST_PROPS_STRING ("int"),
"law", GST_PROPS_INT(0),
"width", GST_PROPS_INT(16),
"depth", GST_PROPS_INT(16),
"signed", GST_PROPS_BOOLEAN(TRUE),
"endianness", GST_PROPS_INT(G_BYTE_ORDER),
NULL));
}
GstPadTemplate *mulawenc_src_template, *mulawenc_sink_template;
GstPadTemplate *mulawdec_src_template, *mulawdec_sink_template;
static gboolean
plugin_init (GModule *module, GstPlugin *plugin)
{
GstElementFactory *mulawenc_factory, *mulawdec_factory;
GstCaps* mulaw_caps, *linear_caps;
mulawenc_factory = gst_element_factory_new("mulawenc",GST_TYPE_MULAWENC,
&mulawenc_details);
g_return_val_if_fail(mulawenc_factory != NULL, FALSE);
mulawdec_factory = gst_element_factory_new("mulawdec",GST_TYPE_MULAWDEC,
&mulawdec_details);
g_return_val_if_fail(mulawdec_factory != NULL, FALSE);
gst_element_factory_set_rank (mulawdec_factory, GST_ELEMENT_RANK_PRIMARY);
mulaw_caps = mulaw_factory ();
linear_caps = linear_factory ();
mulawenc_src_template = gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
mulaw_caps, NULL);
mulawenc_sink_template = gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
linear_caps, NULL);
gst_element_factory_add_pad_template (mulawenc_factory, mulawenc_src_template);
gst_element_factory_add_pad_template (mulawenc_factory, mulawenc_sink_template);
mulawdec_src_template = gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
linear_caps, NULL);
mulawdec_sink_template = gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
mulaw_caps, NULL);
gst_element_factory_add_pad_template (mulawdec_factory, mulawdec_src_template);
gst_element_factory_add_pad_template (mulawdec_factory, mulawdec_sink_template);
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (mulawenc_factory));
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (mulawdec_factory));
return TRUE;
}
GstPluginDesc plugin_desc = {
GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"mulaw",
plugin_init
};
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