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101 lines
3 KiB
C
101 lines
3 KiB
C
/*
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* Copyright (C) 2014, Sebastian Dröge <sebastian@centricular.com>
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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_OMX_AUDIO_DEC_H__
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#define __GST_OMX_AUDIO_DEC_H__
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/gst.h>
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#include <gst/audio/audio.h>
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#include <gst/audio/gstaudiodecoder.h>
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#include "gstomx.h"
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G_BEGIN_DECLS
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#define GST_TYPE_OMX_AUDIO_DEC \
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(gst_omx_audio_dec_get_type())
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#define GST_OMX_AUDIO_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OMX_AUDIO_DEC,GstOMXAudioDec))
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#define GST_OMX_AUDIO_DEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OMX_AUDIO_DEC,GstOMXAudioDecClass))
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#define GST_OMX_AUDIO_DEC_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_OMX_AUDIO_DEC,GstOMXAudioDecClass))
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#define GST_IS_OMX_AUDIO_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OMX_AUDIO_DEC))
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#define GST_IS_OMX_AUDIO_DEC_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OMX_AUDIO_DEC))
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typedef struct _GstOMXAudioDec GstOMXAudioDec;
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typedef struct _GstOMXAudioDecClass GstOMXAudioDecClass;
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struct _GstOMXAudioDec
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{
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GstAudioDecoder parent;
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/* < protected > */
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GstOMXComponent *dec;
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GstOMXPort *dec_in_port, *dec_out_port;
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GstBufferPool *in_port_pool, *out_port_pool;
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/* < private > */
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GstAudioInfo info;
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GstAudioChannelPosition position[OMX_AUDIO_MAXCHANNELS];
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gint reorder_map[OMX_AUDIO_MAXCHANNELS];
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gboolean needs_reorder;
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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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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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GstAdapter *output_adapter;
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GstFlowReturn downstream_flow_ret;
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};
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struct _GstOMXAudioDecClass
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{
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GstAudioDecoderClass parent_class;
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GstOMXClassData cdata;
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gboolean (*is_format_change) (GstOMXAudioDec * self, GstOMXPort * port, GstCaps * caps);
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gboolean (*set_format) (GstOMXAudioDec * self, GstOMXPort * port, GstCaps * caps);
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gint (*get_samples_per_frame) (GstOMXAudioDec * self, GstOMXPort * port);
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gboolean (*get_channel_positions) (GstOMXAudioDec * self, GstOMXPort * port, GstAudioChannelPosition position[OMX_AUDIO_MAXCHANNELS]);
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};
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GType gst_omx_audio_dec_get_type (void);
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G_END_DECLS
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#endif /* __GST_OMX_AUDIO_DEC_H__ */
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