Added non functional speex plugin. speex decoding needs a container.
authorWim Taymans <wim.taymans@gmail.com>
Mon, 16 Dec 2002 19:49:42 +0000 (19:49 +0000)
committerWim Taymans <wim.taymans@gmail.com>
Mon, 16 Dec 2002 19:49:42 +0000 (19:49 +0000)
Original commit message from CVS:
Added non functional speex plugin. speex decoding needs a container.

ext/speex/Makefile.am [new file with mode: 0644]
ext/speex/gstspeex.c [new file with mode: 0644]
ext/speex/gstspeexdec.c [new file with mode: 0644]
ext/speex/gstspeexdec.h [new file with mode: 0644]
ext/speex/gstspeexenc.c [new file with mode: 0644]
ext/speex/gstspeexenc.h [new file with mode: 0644]

diff --git a/ext/speex/Makefile.am b/ext/speex/Makefile.am
new file mode 100644 (file)
index 0000000..7d0a65f
--- /dev/null
@@ -0,0 +1,10 @@
+plugindir = $(libdir)/gst
+
+plugin_LTLIBRARIES = libgstspeex.la
+
+libgstspeex_la_SOURCES = gstspeex.c gstspeexdec.c gstspeexenc.c
+libgstspeex_la_CFLAGS = $(GST_CFLAGS)
+libgstspeex_la_LIBADD = -lspeex
+libgstspeex_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
+
+noinst_HEADERS = gstspeexenc.h gstspeexdec.h 
diff --git a/ext/speex/gstspeex.c b/ext/speex/gstspeex.c
new file mode 100644 (file)
index 0000000..f167749
--- /dev/null
@@ -0,0 +1,110 @@
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+
+#include "gstspeexdec.h"
+#include "gstspeexenc.h"
+
+/* elementfactory information */
+extern GstElementDetails gst_speexdec_details;
+extern GstElementDetails gst_speexenc_details;
+
+GstPadTemplate *speexdec_src_template, *speexdec_sink_template; 
+GstPadTemplate *speexenc_src_template, *speexenc_sink_template;
+
+GST_CAPS_FACTORY (speex_caps_factory,
+  GST_CAPS_NEW (
+    "speex_speex",
+    "audio/x-speex",
+      "rate",       GST_PROPS_INT_RANGE (1000, 48000)
+  )
+)
+
+GST_CAPS_FACTORY (raw_caps_factory,
+  GST_CAPS_NEW (
+    "speex_raw",
+    "audio/raw",
+    "format",       GST_PROPS_STRING ("int"),
+      "law",        GST_PROPS_INT (0),
+      "endianness", GST_PROPS_INT (G_BYTE_ORDER),
+      "signed",     GST_PROPS_BOOLEAN (TRUE),
+      "width",      GST_PROPS_INT (16),
+      "depth",      GST_PROPS_INT (16),
+      "rate",       GST_PROPS_INT_RANGE (1000, 48000),
+      "channels",   GST_PROPS_INT (1)
+  )
+)
+
+static gboolean
+plugin_init (GModule *module, GstPlugin *plugin)
+{
+  GstElementFactory *dec, *enc;
+  GstCaps *raw_caps, *speex_caps;
+
+  /* create an elementfactory for the speexdec element */
+  enc = gst_element_factory_new("speexenc",GST_TYPE_SPEEXENC,
+                                   &gst_speexenc_details);
+  g_return_val_if_fail(enc != NULL, FALSE);
+
+  raw_caps = GST_CAPS_GET (raw_caps_factory);
+  speex_caps = GST_CAPS_GET (speex_caps_factory);
+
+  /* register sink pads */
+  speexenc_sink_template = gst_pad_template_new ("sink", GST_PAD_SINK, 
+                                             GST_PAD_ALWAYS, 
+                                             raw_caps, NULL);
+  gst_element_factory_add_pad_template (enc, speexenc_sink_template);
+
+  /* register src pads */
+  speexenc_src_template = gst_pad_template_new ("src", GST_PAD_SRC, 
+                                            GST_PAD_ALWAYS, 
+                                            speex_caps, NULL);
+  gst_element_factory_add_pad_template (enc, speexenc_src_template);
+
+  gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (enc));
+
+  /* create an elementfactory for the speexdec element */
+  dec = gst_element_factory_new("speexdec",GST_TYPE_SPEEXDEC,
+                                   &gst_speexdec_details);
+  g_return_val_if_fail(dec != NULL, FALSE);
+  gst_element_factory_set_rank (dec, GST_ELEMENT_RANK_PRIMARY);
+  /* register sink pads */
+  speexdec_sink_template = gst_pad_template_new ("sink", GST_PAD_SINK, 
+                                             GST_PAD_ALWAYS, 
+                                             speex_caps, NULL);
+  gst_element_factory_add_pad_template (dec, speexdec_sink_template);
+
+  /* register src pads */
+  speexdec_src_template = gst_pad_template_new ("src", GST_PAD_SRC, 
+                                            GST_PAD_ALWAYS, 
+                                            raw_caps, NULL);
+  gst_element_factory_add_pad_template (dec, speexdec_src_template);
+  
+  gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (dec));
+
+  return TRUE;
+}
+
+GstPluginDesc plugin_desc = {
+  GST_VERSION_MAJOR,
+  GST_VERSION_MINOR,
+  "speex",
+  plugin_init
+};
diff --git a/ext/speex/gstspeexdec.c b/ext/speex/gstspeexdec.c
new file mode 100644 (file)
index 0000000..c696e89
--- /dev/null
@@ -0,0 +1,154 @@
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+
+#include <string.h>
+
+#include "gstspeexdec.h"
+
+extern GstPadTemplate *speexdec_src_template, *speexdec_sink_template;
+
+/* elementfactory information */
+GstElementDetails gst_speexdec_details = {
+  "speex audio decoder",
+  "Codec/Audio/Decoder",
+  ".speex",
+  VERSION,
+  "Wim Taymans <wim.taymans@chello.be>",
+  "(C) 2000",
+};
+
+/* SpeexDec signals and args */
+enum {
+  /* FILL ME */
+  LAST_SIGNAL
+};
+
+enum {
+  ARG_0,
+  /* FILL ME */
+};
+
+static void                    gst_speexdec_class_init (GstSpeexDec *klass);
+static void                    gst_speexdec_init               (GstSpeexDec *speexdec);
+
+static void                    gst_speexdec_chain      (GstPad *pad, GstBuffer *buf);
+static GstPadConnectReturn     gst_speexdec_sinkconnect        (GstPad *pad, GstCaps *caps);
+
+static GstElementClass *parent_class = NULL;
+/*static guint gst_speexdec_signals[LAST_SIGNAL] = { 0 }; */
+
+GType
+gst_speexdec_get_type(void) {
+  static GType speexdec_type = 0;
+
+  if (!speexdec_type) {
+    static const GTypeInfo speexdec_info = {
+      sizeof(GstSpeexDecClass),      NULL,
+      NULL,
+      (GClassInitFunc)gst_speexdec_class_init,
+      NULL,
+      NULL,
+      sizeof(GstSpeexDec),
+      0,
+      (GInstanceInitFunc)gst_speexdec_init,
+    };
+    speexdec_type = g_type_register_static(GST_TYPE_ELEMENT, "GstSpeexDec", &speexdec_info, 0);
+  }
+  return speexdec_type;
+}
+
+static void
+gst_speexdec_class_init (GstSpeexDec *klass)
+{
+  GstElementClass *gstelement_class;
+
+  gstelement_class = (GstElementClass*)klass;
+
+  parent_class = g_type_class_ref(GST_TYPE_ELEMENT);
+}
+
+static void
+gst_speexdec_init (GstSpeexDec *speexdec)
+{
+  GST_DEBUG (0,"gst_speexdec_init: initializing");
+
+  /* create the sink and src pads */
+  speexdec->sinkpad = gst_pad_new_from_template (speexdec_sink_template, "sink");
+  gst_element_add_pad (GST_ELEMENT (speexdec), speexdec->sinkpad);
+  gst_pad_set_chain_function (speexdec->sinkpad, gst_speexdec_chain);
+  gst_pad_set_connect_function (speexdec->sinkpad, gst_speexdec_sinkconnect);
+
+  speexdec->srcpad = gst_pad_new_from_template (speexdec_src_template, "src");
+  gst_element_add_pad (GST_ELEMENT (speexdec), speexdec->srcpad);
+
+}
+
+static GstPadConnectReturn
+gst_speexdec_sinkconnect (GstPad *pad, GstCaps *caps)
+{
+  GstSpeexDec *speexdec;
+  gint rate;
+  
+  speexdec = GST_SPEEXDEC (gst_pad_get_parent (pad));
+
+  if (!GST_CAPS_IS_FIXED (caps))
+    return GST_PAD_CONNECT_DELAYED;
+  
+  gst_caps_get_int (caps, "rate", &rate);
+
+  if (gst_pad_try_set_caps (speexdec->srcpad, 
+                     GST_CAPS_NEW (
+                       "speex_raw",
+                       "audio/raw",
+                         "format",       GST_PROPS_STRING ("int"),
+                           "law",        GST_PROPS_INT (0),
+                           "endianness", GST_PROPS_INT (G_BYTE_ORDER),
+                           "signed",     GST_PROPS_BOOLEAN (TRUE),
+                           "width",      GST_PROPS_INT (16),
+                           "depth",      GST_PROPS_INT (16),
+                           "rate",       GST_PROPS_INT (rate),
+                           "channels",   GST_PROPS_INT (1)
+                          )))
+  {
+    return GST_PAD_CONNECT_OK;
+  }
+  return GST_PAD_CONNECT_REFUSED;
+}
+
+static void
+gst_speexdec_chain (GstPad *pad, GstBuffer *buf)
+{
+  GstSpeexDec *speexdec;
+  gchar *data;
+  guint size;
+
+  g_return_if_fail(pad != NULL);
+  g_return_if_fail(GST_IS_PAD(pad));
+  g_return_if_fail(buf != NULL);
+  /*g_return_if_fail(GST_IS_BUFFER(buf)); */
+
+  speexdec = GST_SPEEXDEC (gst_pad_get_parent (pad));
+
+  data = GST_BUFFER_DATA (buf);
+  size = GST_BUFFER_SIZE (buf);
+
+  gst_buffer_unref(buf);
+}
+
diff --git a/ext/speex/gstspeexdec.h b/ext/speex/gstspeexdec.h
new file mode 100644 (file)
index 0000000..c6fe3e9
--- /dev/null
@@ -0,0 +1,67 @@
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+
+#ifndef __GST_SPEEXDEC_H__
+#define __GST_SPEEXDEC_H__
+
+
+#include <config.h>
+#include <gst/gst.h>
+#include <speex.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+
+#define GST_TYPE_SPEEXDEC \
+  (gst_speexdec_get_type())
+#define GST_SPEEXDEC(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SPEEXDEC,GstSpeexDec))
+#define GST_SPEEXDEC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SPEEXDEC,GstSpeexDec))
+#define GST_IS_SPEEXDEC(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SPEEXDEC))
+#define GST_IS_SPEEXDEC_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SPEEXDEC))
+
+typedef struct _GstSpeexDec GstSpeexDec;
+typedef struct _GstSpeexDecClass GstSpeexDecClass;
+
+struct _GstSpeexDec {
+  GstElement element;
+
+  /* pads */
+  GstPad *sinkpad,*srcpad;
+};
+
+struct _GstSpeexDecClass {
+  GstElementClass parent_class;
+};
+
+GType gst_speexdec_get_type(void);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+
+#endif /* __GST_SPEEXDEC_H__ */
diff --git a/ext/speex/gstspeexenc.c b/ext/speex/gstspeexenc.c
new file mode 100644 (file)
index 0000000..20bce44
--- /dev/null
@@ -0,0 +1,251 @@
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+
+#include <string.h>
+
+#include "gstspeexenc.h"
+
+extern GstPadTemplate *speexenc_src_template, *speexenc_sink_template;
+
+/* elementfactory information */
+GstElementDetails gst_speexenc_details = {
+  "speex audio encoder",
+  "Codec/Audio/Encoder",
+  ".speex",
+  VERSION,
+  "Wim Taymans <wim.taymans@chello.be>",
+  "(C) 2000",
+};
+
+/* SpeexEnc signals and args */
+enum {
+  FRAME_ENCODED,
+  /* FILL ME */
+  LAST_SIGNAL
+};
+
+enum {
+  ARG_0,
+  /* FILL ME */
+};
+
+static void                    gst_speexenc_class_init (GstSpeexEnc *klass);
+static void                    gst_speexenc_init               (GstSpeexEnc *speexenc);
+
+static void                    gst_speexenc_chain      (GstPad *pad,GstBuffer *buf);
+static GstPadConnectReturn     gst_speexenc_sinkconnect        (GstPad *pad, GstCaps *caps);
+
+static GstElementClass *parent_class = NULL;
+static guint gst_speexenc_signals[LAST_SIGNAL] = { 0 };
+
+GType
+gst_speexenc_get_type (void)
+{
+  static GType speexenc_type = 0;
+
+  if (!speexenc_type) {
+    static const GTypeInfo speexenc_info = {
+      sizeof (GstSpeexEncClass),
+      NULL,
+      NULL,
+      (GClassInitFunc) gst_speexenc_class_init,
+      NULL,
+      NULL,
+      sizeof (GstSpeexEnc),
+      0,
+      (GInstanceInitFunc) gst_speexenc_init,
+    };
+    speexenc_type = g_type_register_static (GST_TYPE_ELEMENT, "GstSpeexEnc", &speexenc_info, 0);
+  }
+  return speexenc_type;
+}
+
+static void
+gst_speexenc_class_init (GstSpeexEnc *klass)
+{
+  GObjectClass *gobject_class;
+  GstElementClass *gstelement_class;
+
+  gobject_class = (GObjectClass*) klass;
+  gstelement_class = (GstElementClass*) klass;
+
+  parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
+
+  gst_speexenc_signals[FRAME_ENCODED] =
+    g_signal_new ("frame_encoded", G_TYPE_FROM_CLASS(klass), G_SIGNAL_RUN_LAST,
+                   G_STRUCT_OFFSET (GstSpeexEncClass, frame_encoded), NULL, NULL,
+                   g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
+}
+
+
+static void
+gst_speexenc_init (GstSpeexEnc *speexenc)
+{
+  /* create the sink and src pads */
+  speexenc->sinkpad = gst_pad_new_from_template (speexenc_sink_template, "sink");
+  gst_element_add_pad (GST_ELEMENT (speexenc), speexenc->sinkpad);
+  gst_pad_set_chain_function (speexenc->sinkpad, gst_speexenc_chain);
+  gst_pad_set_connect_function (speexenc->sinkpad, gst_speexenc_sinkconnect);
+
+  speexenc->srcpad = gst_pad_new_from_template (speexenc_src_template, "src");
+  gst_element_add_pad (GST_ELEMENT (speexenc), speexenc->srcpad);
+
+  speex_bits_init(&speexenc->bits);
+  speexenc->mode = &speex_nb_mode;
+  speexenc->bufsize = 0;
+  speexenc->packet_count = 0;
+  speexenc->n_packets = 20;
+}
+
+static GstPadConnectReturn
+gst_speexenc_sinkconnect (GstPad *pad, GstCaps *caps)
+{
+  GstSpeexEnc *speexenc;
+
+  speexenc = GST_SPEEXENC (gst_pad_get_parent (pad));
+
+  if (!GST_CAPS_IS_FIXED (caps)) 
+    return GST_PAD_CONNECT_DELAYED;
+
+  gst_caps_get_int (caps, "rate", &speexenc->rate);
+  if (gst_pad_try_set_caps (speexenc->srcpad, GST_CAPS_NEW (
+                              "speex_speex",
+                              "audio/x-speex",
+                                "rate",       GST_PROPS_INT (speexenc->rate)
+                               )))
+  {
+    speex_init_header(&speexenc->header, speexenc->rate, 1, speexenc->mode);
+    speexenc->header.frames_per_packet = speexenc->n_packets;
+
+    speexenc->state = speex_encoder_init(speexenc->mode);
+    speex_encoder_ctl(speexenc->state, SPEEX_GET_FRAME_SIZE, &speexenc->frame_size);
+
+    return GST_PAD_CONNECT_OK;
+  }
+  return GST_PAD_CONNECT_REFUSED;
+
+}
+
+static void
+gst_speexenc_chain (GstPad *pad, GstBuffer *buf)
+{
+  GstSpeexEnc *speexenc;
+  GstBuffer *outbuf;
+  gint16 *data;
+  guint8 *header_data;
+  gint size;
+  float input[1000];
+  gint frame_size;
+  gint i;
+
+  g_return_if_fail (pad != NULL);
+  g_return_if_fail (GST_IS_PAD (pad));
+  g_return_if_fail (buf != NULL);
+
+  speexenc = GST_SPEEXENC (GST_OBJECT_PARENT (pad));
+             
+  if (!GST_PAD_CAPS (speexenc->srcpad)) {
+
+    if (!gst_pad_try_set_caps (speexenc->srcpad,
+                     GST_CAPS_NEW (
+                       "speex_enc",
+                       "audio/x-speex",
+                       "rate",  GST_PROPS_INT (speexenc->rate)
+                     )))
+    {
+      gst_element_error (GST_ELEMENT (speexenc), "could not negotiate");
+      return;
+    }
+  }
+
+  if (speexenc->packet_count == 0) {
+    header_data = speex_header_to_packet(&speexenc->header, &size);
+
+    outbuf = gst_buffer_new ();
+    GST_BUFFER_DATA (outbuf) = header_data;
+    GST_BUFFER_SIZE (outbuf) = size;
+
+    gst_pad_push (speexenc->srcpad, outbuf);
+  }
+
+  data = (gint16 *) GST_BUFFER_DATA (buf);
+  size = GST_BUFFER_SIZE (buf) / sizeof (gint16);
+
+  frame_size = speexenc->frame_size;
+
+  if (speexenc->bufsize && (speexenc->bufsize + size >= frame_size)) {
+    memcpy (speexenc->buffer + speexenc->bufsize, data, (frame_size - speexenc->bufsize) * sizeof (gint16));
+
+    for (i = 0; i < frame_size; i++)
+      input[i] = speexenc->buffer[i];
+
+    speex_encode (speexenc->state, input, &speexenc->bits);
+    speexenc->packet_count++;
+
+    if (speexenc->packet_count % speexenc->n_packets == 0) {
+      GstBuffer *outbuf;
+
+      outbuf = gst_buffer_new_and_alloc (frame_size * speexenc->n_packets);
+      GST_BUFFER_SIZE (outbuf) = speex_bits_write(&speexenc->bits, 
+                                GST_BUFFER_DATA (outbuf), GST_BUFFER_SIZE (outbuf));
+      GST_BUFFER_TIMESTAMP (outbuf) = speexenc->next_ts;
+      speex_bits_reset(&speexenc->bits);
+
+      gst_pad_push (speexenc->srcpad, outbuf);
+      speexenc->next_ts += frame_size * GST_SECOND / speexenc->rate;
+    }
+
+    size -= (speexenc->frame_size - speexenc->bufsize);
+    data += (speexenc->frame_size - speexenc->bufsize);
+
+    speexenc->bufsize = 0;
+  }
+
+  while (size >= frame_size) {
+    for (i = 0; i < frame_size; i++)
+      input[i] = data[i];
+
+    speex_encode (speexenc->state, input, &speexenc->bits);
+    speexenc->packet_count++;
+
+    if (speexenc->packet_count % speexenc->n_packets == 0) {
+      GstBuffer *outbuf;
+
+      outbuf = gst_buffer_new_and_alloc (frame_size * speexenc->n_packets);
+      GST_BUFFER_SIZE (outbuf) = speex_bits_write(&speexenc->bits, 
+                                GST_BUFFER_DATA (outbuf), GST_BUFFER_SIZE (outbuf));
+      GST_BUFFER_TIMESTAMP (outbuf) = speexenc->next_ts;
+      speex_bits_reset(&speexenc->bits);
+
+      gst_pad_push (speexenc->srcpad, outbuf);
+      speexenc->next_ts += frame_size * GST_SECOND / speexenc->rate;
+    }
+
+    size -= frame_size;
+    data += frame_size;
+  }
+
+  if (size) {
+    memcpy (speexenc->buffer + speexenc->bufsize, data, size * sizeof (gint16));
+    speexenc->bufsize += size;
+  }
+  
+  gst_buffer_unref(buf);
+}
diff --git a/ext/speex/gstspeexenc.h b/ext/speex/gstspeexenc.h
new file mode 100644 (file)
index 0000000..a7fa772
--- /dev/null
@@ -0,0 +1,87 @@
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+
+#ifndef __GST_SPEEXENC_H__
+#define __GST_SPEEXENC_H__
+
+
+#include <config.h>
+#include <gst/gst.h>
+
+#include <speex.h>
+#include <speex_header.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+
+#define GST_TYPE_SPEEXENC \
+  (gst_speexenc_get_type())
+#define GST_SPEEXENC(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SPEEXENC,GstSpeexEnc))
+#define GST_SPEEXENC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SPEEXENC,GstSpeexEnc))
+#define GST_IS_SPEEXENC(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SPEEXENC))
+#define GST_IS_SPEEXENC_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SPEEXENC))
+
+typedef struct _GstSpeexEnc GstSpeexEnc;
+typedef struct _GstSpeexEncClass GstSpeexEncClass;
+
+struct _GstSpeexEnc {
+  GstElement   element;
+
+  /* pads */
+  GstPad       *sinkpad,
+               *srcpad;
+
+  gint          packet_count;
+  gint          n_packets;
+
+  SpeexBits     bits;
+  SpeexHeader   header;
+  SpeexMode    *mode;
+  void                 *state;
+  gint          frame_size;
+  gint16        buffer[2000];
+  gint          bufsize;
+  guint64       next_ts;
+
+  gint          rate;
+};
+
+struct _GstSpeexEncClass {
+  GstElementClass parent_class;
+
+  /* signals */
+  void (*frame_encoded) (GstElement *element);
+};
+
+GType gst_speexenc_get_type(void);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+
+#endif /* __GST_SPEEXENC_H__ */