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127 lines
3.3 KiB
C
127 lines
3.3 KiB
C
/* GStreamer Speex Encoder
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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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#ifndef __GST_SPEEX_ENC_H__
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#define __GST_SPEEX_ENC_H__
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#include <gst/gst.h>
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#include <gst/base/gstadapter.h>
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#include <speex/speex.h>
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#include <speex/speex_header.h>
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G_BEGIN_DECLS
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#define GST_TYPE_SPEEX_ENC \
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(gst_speex_enc_get_type())
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#define GST_SPEEX_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SPEEX_ENC,GstSpeexEnc))
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#define GST_SPEEX_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SPEEX_ENC,GstSpeexEncClass))
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#define GST_IS_SPEEX_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SPEEX_ENC))
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#define GST_IS_SPEEX_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SPEEX_ENC))
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#define MAX_FRAME_SIZE 2000*2
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#define MAX_FRAME_BYTES 2000
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typedef enum
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{
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GST_SPEEX_ENC_MODE_AUTO,
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GST_SPEEX_ENC_MODE_UWB,
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GST_SPEEX_ENC_MODE_WB,
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GST_SPEEX_ENC_MODE_NB
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} GstSpeexMode;
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typedef struct _GstSpeexEnc GstSpeexEnc;
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typedef struct _GstSpeexEncClass GstSpeexEncClass;
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struct _GstSpeexEnc {
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GstElement element;
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/* pads */
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GstPad *sinkpad,
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*srcpad;
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gint packet_count;
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gint n_packets;
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SpeexBits bits;
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SpeexHeader header;
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#ifdef SPEEX_1_0
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SpeexMode *speex_mode;
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#else
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const SpeexMode *speex_mode;
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#endif
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void *state;
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GstSpeexMode mode;
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GstAdapter *adapter;
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gfloat quality;
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gint bitrate;
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gboolean vbr;
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gint abr;
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gboolean vad;
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gboolean dtx;
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gint complexity;
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gint nframes;
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gint lookahead;
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gint channels;
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gint rate;
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gboolean setup;
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gboolean header_sent;
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guint64 samples_in;
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guint64 bytes_out;
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GstTagList *tags;
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gchar *last_message;
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gint frame_size;
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guint64 frameno;
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guint64 frameno_out;
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guint8 *comments;
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gint comment_len;
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/* Timestamp and granulepos tracking */
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GstClockTime start_ts;
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GstClockTime next_ts;
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guint64 granulepos_offset;
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};
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struct _GstSpeexEncClass {
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GstElementClass parent_class;
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/* signals */
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void (*frame_encoded) (GstElement *element);
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};
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GType gst_speex_enc_get_type (void);
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G_END_DECLS
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#endif /* __GST_SPEEXENC_H__ */
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