gstreamer/ext/faad/gstfaad.h

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/* GStreamer FAAD (Free AAC Decoder) plugin
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* 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_FAAD_H__
#define __GST_FAAD_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#ifdef FAAD_IS_NEAAC
#include <neaacdec.h>
#else
#include <faad.h>
#endif
G_BEGIN_DECLS
#define GST_TYPE_FAAD \
(gst_faad_get_type ())
#define GST_FAAD(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_FAAD, GstFaad))
#define GST_FAAD_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_FAAD, GstFaadClass))
#define GST_IS_FAAD(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_FAAD))
#define GST_IS_FAAD_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_FAAD))
typedef struct _GstFaad {
GstElement element;
GstPad *srcpad;
GstPad *sinkpad;
guint samplerate; /* sample rate of the last MPEG frame */
guint channels; /* number of channels of the last frame */
guint bps; /* bytes per sample */
guchar *channel_positions;
guint8 fake_codec_data[2];
GstAdapter *adapter;
/* FAAD object */
faacDecHandle handle;
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gboolean init;
gboolean packetised; /* We must differentiate between raw and packetised streams */
gint64 prev_ts; /* timestamp of previous buffer */
gint64 next_ts; /* timestamp of next buffer */
guint64 bytes_in; /* bytes received */
guint64 sum_dur_out; /* sum of durations of decoded buffers we sent out */
gint error_count;
gboolean discont;
gint sync_flush;
/* segment handling */
GstSegment segment;
/* list of raw output buffers for reverse playback */
GList *queued;
/* gather/decode queues for reverse playback */
GList *gather;
GList *decode;
} GstFaad;
typedef struct _GstFaadClass {
GstElementClass parent_class;
} GstFaadClass;
GType gst_faad_get_type (void);
G_END_DECLS
#endif /* __GST_FAAD_H__ */