gstreamer/subprojects/gst-plugins-bad/sys/androidmedia/gstamcaudiodec.h

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/*
* Copyright (C) 2012, Collabora Ltd.
* Author: 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 Lesser General Public
* License as published by the Free Software Foundation
* version 2.1 of the License.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef __GST_AMC_AUDIO_DEC_H__
#define __GST_AMC_AUDIO_DEC_H__
#include <gst/gst.h>
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#include <gst/audio/audio.h>
#include <gst/audio/gstaudiodecoder.h>
#include "gstamc.h"
G_BEGIN_DECLS
#define GST_TYPE_AMC_AUDIO_DEC \
(gst_amc_audio_dec_get_type())
#define GST_AMC_AUDIO_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AMC_AUDIO_DEC,GstAmcAudioDec))
#define GST_AMC_AUDIO_DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AMC_AUDIO_DEC,GstAmcAudioDecClass))
#define GST_AMC_AUDIO_DEC_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_AMC_AUDIO_DEC,GstAmcAudioDecClass))
#define GST_IS_AMC_AUDIO_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AMC_AUDIO_DEC))
#define GST_IS_AMC_AUDIO_DEC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AMC_AUDIO_DEC))
typedef struct _GstAmcAudioDec GstAmcAudioDec;
typedef struct _GstAmcAudioDecClass GstAmcAudioDecClass;
struct _GstAmcAudioDec
{
GstAudioDecoder parent;
/* < private > */
GstAmcCodec *codec;
GstCaps *input_caps;
GList *codec_datas;
gboolean input_caps_changed;
gint spf;
/* For collecting complete frames for the output */
GstAdapter *output_adapter;
/* Output format of the codec */
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GstAudioInfo info;
/* AMC positions, might need reordering */
GstAudioChannelPosition positions[64];
gboolean needs_reorder;
gint reorder_map[64];
/* TRUE if the component is configured and saw
* the first buffer */
gboolean started;
gboolean flushing;
GstClockTime last_upstream_ts;
/* Draining state */
GMutex drain_lock;
GCond drain_cond;
/* TRUE if EOS buffers shouldn't be forwarded */
gboolean draining;
/* TRUE if the component is drained currently */
gboolean drained;
GstFlowReturn downstream_flow_ret;
};
struct _GstAmcAudioDecClass
{
GstAudioDecoderClass parent_class;
const GstAmcCodecInfo *codec_info;
};
GType gst_amc_audio_dec_get_type (void);
G_END_DECLS
#endif /* __GST_AMC_AUDIO_DEC_H__ */