gstreamer/ext/opus/gstopusenc.h
David Schleef 3b6cd3d35c opus: duplicate from CELT
Copy the celt plugin and convert it to Opus.  Mostly works.
2011-07-07 12:05:53 -07:00

105 lines
2.9 KiB
C

/* GStreamer Opus Encoder
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
* Copyright (C) <2008> Sebastian Dröge <sebastian.droege@collabora.co.uk>
*
* 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_OPUS_ENC_H__
#define __GST_OPUS_ENC_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include <opus/opus.h>
G_BEGIN_DECLS
#define GST_TYPE_OPUS_ENC \
(gst_opus_enc_get_type())
#define GST_OPUS_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OPUS_ENC,GstOpusEnc))
#define GST_OPUS_ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OPUS_ENC,GstOpusEncClass))
#define GST_IS_OPUS_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OPUS_ENC))
#define GST_IS_OPUS_ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OPUS_ENC))
#define MAX_FRAME_SIZE 2000*2
#define MAX_FRAME_BYTES 2000
typedef struct _GstOpusEnc GstOpusEnc;
typedef struct _GstOpusEncClass GstOpusEncClass;
struct _GstOpusEnc {
GstElement element;
/* pads */
GstPad *sinkpad;
GstPad *srcpad;
//OpusHeader header;
//OpusMode *mode;
OpusEncoder *state;
GstAdapter *adapter;
/* properties */
gboolean audio_or_voip;
gint bitrate;
gint bandwidth;
gint frame_size;
gboolean cbr;
gboolean constrained_vbr;
gint complexity;
gboolean inband_fec;
gboolean dtx;
gint packet_loss_percentage;
int frame_samples;
gint n_channels;
gint sample_rate;
gboolean setup;
gboolean header_sent;
gboolean eos;
guint64 samples_in;
guint64 bytes_out;
guint64 frameno;
guint64 frameno_out;
GstClockTime start_ts;
GstClockTime next_ts;
guint64 granulepos_offset;
};
struct _GstOpusEncClass {
GstElementClass parent_class;
/* signals */
void (*frame_encoded) (GstElement *element);
};
GType gst_opus_enc_get_type (void);
G_END_DECLS
#endif /* __GST_OPUS_ENC_H__ */