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97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
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/*
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* Copyright (C) 2012, Collabora Ltd.
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* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
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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 Lesser General Public
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* License as published by the Free Software Foundation
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* version 2.1 of the License.
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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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __GST_AMC_AUDIO_DEC_H__
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#define __GST_AMC_AUDIO_DEC_H__
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#include <gst/gst.h>
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#include <gst/audio/multichannel.h>
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#include <gst/audio/gstaudiodecoder.h>
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#include "gstamc.h"
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G_BEGIN_DECLS
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#define GST_TYPE_AMC_AUDIO_DEC \
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(gst_amc_audio_dec_get_type())
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#define GST_AMC_AUDIO_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AMC_AUDIO_DEC,GstAmcAudioDec))
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#define GST_AMC_AUDIO_DEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AMC_AUDIO_DEC,GstAmcAudioDecClass))
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#define GST_AMC_AUDIO_DEC_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_AMC_AUDIO_DEC,GstAmcAudioDecClass))
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#define GST_IS_AMC_AUDIO_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AMC_AUDIO_DEC))
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#define GST_IS_AMC_AUDIO_DEC_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AMC_AUDIO_DEC))
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typedef struct _GstAmcAudioDec GstAmcAudioDec;
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typedef struct _GstAmcAudioDecClass GstAmcAudioDecClass;
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struct _GstAmcAudioDec
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{
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GstAudioDecoder parent;
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/* < private > */
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GstAmcCodec *codec;
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GstAmcBuffer *input_buffers, *output_buffers;
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gsize n_input_buffers, n_output_buffers;
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GstCaps *input_caps;
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GList *codec_datas;
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gboolean input_caps_changed;
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/* Output format of the codec */
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gint channels, rate;
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GstAudioChannelPosition *positions;
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GstBuffer *codec_data;
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/* TRUE if the component is configured and saw
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* the first buffer */
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gboolean started;
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gboolean flushing;
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GstClockTime last_upstream_ts;
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/* Draining state */
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GMutex *drain_lock;
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GCond *drain_cond;
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/* TRUE if EOS buffers shouldn't be forwarded */
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gboolean draining;
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/* TRUE if upstream is EOS */
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gboolean eos;
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GstFlowReturn downstream_flow_ret;
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};
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struct _GstAmcAudioDecClass
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{
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GstAudioDecoderClass parent_class;
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const GstAmcCodecInfo *codec_info;
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};
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GType gst_amc_audio_dec_get_type (void);
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G_END_DECLS
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#endif /* __GST_AMC_AUDIO_DEC_H__ */
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