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/* GStreamer Speex Encoder
* 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_SPEEX_ENC_H__
#define __GST_SPEEX_ENC_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include <speex/speex.h>
#include <speex/speex_header.h>
G_BEGIN_DECLS
#define GST_TYPE_SPEEX_ENC \
(gst_speex_enc_get_type())
#define GST_SPEEX_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SPEEX_ENC,GstSpeexEnc))
#define GST_SPEEX_ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SPEEX_ENC,GstSpeexEncClass))
#define GST_IS_SPEEX_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SPEEX_ENC))
#define GST_IS_SPEEX_ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SPEEX_ENC))
#define MAX_FRAME_SIZE 2000*2
#define MAX_FRAME_BYTES 2000
typedef enum
{
GST_SPEEX_ENC_MODE_AUTO,
GST_SPEEX_ENC_MODE_UWB,
GST_SPEEX_ENC_MODE_WB,
GST_SPEEX_ENC_MODE_NB
} GstSpeexMode;
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;
#if SPEEX_1_0
SpeexMode *speex_mode;
#else
const SpeexMode *speex_mode;
#endif
void *state;
GstSpeexMode mode;
GstAdapter *adapter;
gfloat quality;
gint bitrate;
gboolean vbr;
gint abr;
gboolean vad;
gboolean dtx;
gint complexity;
gint nframes;
gint lookahead;
gint channels;
gint rate;
gboolean setup;
gboolean header_sent;
gboolean eos;
guint64 samples_in;
guint64 bytes_out;
GstTagList *tags;
gchar *last_message;
gint frame_size;
guint64 frameno;
guint8 *comments;
gint comment_len;
gfloat input[MAX_FRAME_SIZE];
};
struct _GstSpeexEncClass {
GstElementClass parent_class;
/* signals */
void (*frame_encoded) (GstElement *element);
};
GType gst_speex_enc_get_type (void);
G_END_DECLS
#endif /* __GST_SPEEXENC_H__ */
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