gstreamer/omx/gstomxaudioenc.h
2013-02-12 11:49:21 +01:00

90 lines
2.7 KiB
C

/*
* Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
*
* 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_OMX_AUDIO_ENC_H__
#define __GST_OMX_AUDIO_ENC_H__
#include <gst/gst.h>
#include <gst/audio/audio.h>
#include <gst/audio/gstaudioencoder.h>
#include "gstomx.h"
G_BEGIN_DECLS
#define GST_TYPE_OMX_AUDIO_ENC \
(gst_omx_audio_enc_get_type())
#define GST_OMX_AUDIO_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OMX_AUDIO_ENC,GstOMXAudioEnc))
#define GST_OMX_AUDIO_ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OMX_AUDIO_ENC,GstOMXAudioEncClass))
#define GST_OMX_AUDIO_ENC_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_OMX_AUDIO_ENC,GstOMXAudioEncClass))
#define GST_IS_OMX_AUDIO_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OMX_AUDIO_ENC))
#define GST_IS_OMX_AUDIO_ENC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OMX_AUDIO_ENC))
typedef struct _GstOMXAudioEnc GstOMXAudioEnc;
typedef struct _GstOMXAudioEncClass GstOMXAudioEncClass;
struct _GstOMXAudioEnc
{
GstAudioEncoder parent;
/* < protected > */
GstOMXComponent *component;
GstOMXPort *in_port, *out_port;
/* < private > */
/* TRUE if the component is configured and saw
* the first buffer */
gboolean started;
GstClockTime last_upstream_ts;
/* TRUE if upstream is EOS */
gboolean eos;
/* Draining state */
GMutex drain_lock;
GCond drain_cond;
/* TRUE if EOS buffers shouldn't be forwarded */
gboolean draining;
GstFlowReturn downstream_flow_ret;
};
struct _GstOMXAudioEncClass
{
GstAudioEncoderClass parent_class;
GstOMXClassData cdata;
gboolean (*set_format) (GstOMXAudioEnc * self, GstOMXPort * port, GstAudioInfo * info);
GstCaps *(*get_caps) (GstOMXAudioEnc * self, GstOMXPort * port, GstAudioInfo * info);
guint (*get_num_samples) (GstOMXAudioEnc * self, GstOMXPort * port, GstAudioInfo * info, GstOMXBuffer * buffer);
};
GType gst_omx_audio_enc_get_type (void);
G_END_DECLS
#endif /* __GST_OMX_AUDIO_ENC_H__ */