mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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4c89978b6e
Original commit message from CVS: second batch : remove ',' at end of enums as they could confuse older gcc, foreign compilers (forte) and gtk-doc (in gst-plugins/ext/ this time)
193 lines
5.2 KiB
C
193 lines
5.2 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <string.h>
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#include "gstspeexdec.h"
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/* elementfactory information */
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GstElementDetails gst_speexdec_details = {
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"speex audio decoder",
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"Codec/Decoder/Audio",
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".speex",
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"Wim Taymans <wim.taymans@chello.be>",
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};
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/* SpeexDec signals and args */
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enum
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{
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/* FILL ME */
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LAST_SIGNAL
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};
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enum
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{
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ARG_0
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/* FILL ME */
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};
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static void gst_speexdec_base_init (gpointer g_class);
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static void gst_speexdec_class_init (GstSpeexDec * klass);
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static void gst_speexdec_init (GstSpeexDec * speexdec);
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static void gst_speexdec_chain (GstPad * pad, GstData * _data);
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static GstPadLinkReturn gst_speexdec_sinkconnect (GstPad * pad,
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const GstCaps * caps);
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static GstElementClass *parent_class = NULL;
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/*static guint gst_speexdec_signals[LAST_SIGNAL] = { 0 }; */
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GType
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gst_speexdec_get_type (void)
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{
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static GType speexdec_type = 0;
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if (!speexdec_type) {
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static const GTypeInfo speexdec_info = {
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sizeof (GstSpeexDecClass),
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gst_speexdec_base_init,
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NULL,
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(GClassInitFunc) gst_speexdec_class_init,
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NULL,
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NULL,
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sizeof (GstSpeexDec),
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0,
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(GInstanceInitFunc) gst_speexdec_init,
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};
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speexdec_type =
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g_type_register_static (GST_TYPE_ELEMENT, "GstSpeexDec", &speexdec_info,
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0);
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}
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return speexdec_type;
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}
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static GstStaticPadTemplate speexdec_sink_template =
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GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("audio/x-speex, "
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"rate = (int) [ 1000, 48000 ], " "channels = (int) 1")
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);
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static GstStaticPadTemplate speexdec_src_template =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("audio/x-raw-int, "
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"endianness = (int) BYTE_ORDER, "
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"signed = (boolean) true, "
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"width = (int) 16, "
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"depth = (int) 16, "
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"rate = (int) [ 1000, 48000 ], " "channels = (int) 1")
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);
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static void
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gst_speexdec_base_init (gpointer g_class)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&speexdec_src_template));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&speexdec_sink_template));
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gst_element_class_set_details (element_class, &gst_speexdec_details);
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}
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static void
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gst_speexdec_class_init (GstSpeexDec * klass)
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{
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GstElementClass *gstelement_class;
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gstelement_class = (GstElementClass *) klass;
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parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
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}
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static void
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gst_speexdec_init (GstSpeexDec * speexdec)
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{
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GST_DEBUG ("gst_speexdec_init: initializing");
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/* create the sink and src pads */
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speexdec->sinkpad =
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gst_pad_new_from_template (gst_static_pad_template_get
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(&speexdec_sink_template), "sink");
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gst_element_add_pad (GST_ELEMENT (speexdec), speexdec->sinkpad);
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gst_pad_set_chain_function (speexdec->sinkpad, gst_speexdec_chain);
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gst_pad_set_link_function (speexdec->sinkpad, gst_speexdec_sinkconnect);
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speexdec->srcpad =
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gst_pad_new_from_template (gst_static_pad_template_get
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(&speexdec_src_template), "src");
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gst_pad_use_explicit_caps (speexdec->srcpad);
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gst_element_add_pad (GST_ELEMENT (speexdec), speexdec->srcpad);
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}
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static GstPadLinkReturn
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gst_speexdec_sinkconnect (GstPad * pad, const GstCaps * caps)
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{
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GstSpeexDec *speexdec;
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gint rate;
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GstStructure *structure;
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speexdec = GST_SPEEXDEC (gst_pad_get_parent (pad));
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structure = gst_caps_get_structure (caps, 0);
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gst_structure_get_int (structure, "rate", &rate);
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if (gst_pad_set_explicit_caps (speexdec->srcpad,
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gst_caps_new_simple ("audio/x-raw-int",
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"endianness", G_TYPE_INT, G_BYTE_ORDER,
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"signed", G_TYPE_BOOLEAN, TRUE,
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"width", G_TYPE_INT, 16,
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"depth", G_TYPE_INT, 16,
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"rate", G_TYPE_INT, rate, "channels", G_TYPE_INT, 1, NULL))) {
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return GST_PAD_LINK_OK;
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}
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return GST_PAD_LINK_REFUSED;
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}
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static void
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gst_speexdec_chain (GstPad * pad, GstData * _data)
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{
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GstBuffer *buf = GST_BUFFER (_data);
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GstSpeexDec *speexdec;
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gchar *data;
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guint size;
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g_return_if_fail (pad != NULL);
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g_return_if_fail (GST_IS_PAD (pad));
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g_return_if_fail (buf != NULL);
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/*g_return_if_fail(GST_IS_BUFFER(buf)); */
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speexdec = GST_SPEEXDEC (gst_pad_get_parent (pad));
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data = GST_BUFFER_DATA (buf);
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size = GST_BUFFER_SIZE (buf);
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gst_buffer_unref (buf);
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}
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