gstreamer/ext/speex/gstspeexenc.h
Tim-Philipp Müller afef1cdc2a ext/speex/: Miscellaneous clean-ups, among other things: speexenc => enc to enhance code readability; change speexenc...
Original commit message from CVS:
* ext/speex/gstspeex.c: (plugin_init):
* ext/speex/gstspeexenc.c: (gst_speex_enc_get_formats),
(gst_speex_enc_setup_interfaces), (gst_speex_enc_base_init),
(gst_speex_enc_class_init), (gst_speex_enc_finalize),
(gst_speex_enc_sink_setcaps), (gst_speex_enc_convert_src),
(gst_speex_enc_convert_sink), (gst_speex_enc_get_query_types),
(gst_speex_enc_src_query), (gst_speex_enc_sink_query),
(gst_speex_enc_init), (gst_speex_enc_create_metadata_buffer),
(gst_speex_enc_set_last_msg), (gst_speex_enc_setup),
(gst_speex_enc_buffer_from_data), (gst_speex_enc_push_buffer),
(gst_speex_enc_set_header_on_caps), (gst_speex_enc_sinkevent),
(gst_speex_enc_chain), (gst_speex_enc_get_property),
(gst_speex_enc_set_property), (gst_speex_enc_change_state):
* ext/speex/gstspeexenc.h:
Miscellaneous clean-ups, among other things: speexenc => enc to
enhance code readability; change speexenc => speex_enc; in chain
function unref input buffer in case of error; take reference in
event function; use boilerplate macro; use gst_pad_query_peer_*
convenience functions.
2006-10-12 19:02:51 +00:00

124 lines
3.2 KiB
C

/* 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__ */