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90 lines
3.6 KiB
C
90 lines
3.6 KiB
C
/* GStreamer
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* Copyright (C) 2010 Alessandro Decina <alessandro.decina@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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef GST_AUDIO_FLINGER_RING_BUFFER_H
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#define GST_AUDIO_FLINGER_RING_BUFFER_H
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#include <string.h>
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#include "gstaudiosink.h"
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GST_DEBUG_CATEGORY_STATIC (gst_audio_sink_debug);
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#define GST_CAT_DEFAULT gst_audio_sink_debug
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#define GST_TYPE_AUDIORING_BUFFER \
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(gst_audioringbuffer_get_type())
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#define GST_AUDIORING_BUFFER(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIORING_BUFFER,GstAudioRingBuffer))
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#define GST_AUDIORING_BUFFER_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AUDIORING_BUFFER,GstAudioRingBufferClass))
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#define GST_AUDIORING_BUFFER_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_AUDIORING_BUFFER, GstAudioRingBufferClass))
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#define GST_AUDIORING_BUFFER_CAST(obj) \
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((GstAudioRingBuffer *)obj)
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#define GST_IS_AUDIORING_BUFFER(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIORING_BUFFER))
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#define GST_IS_AUDIORING_BUFFER_CLASS(klass)\
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AUDIORING_BUFFER))
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typedef struct _GstAudioRingBuffer GstAudioRingBuffer;
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typedef struct _GstAudioRingBufferClass GstAudioRingBufferClass;
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#define GST_AUDIORING_BUFFER_GET_COND(buf) (((GstAudioRingBuffer *)buf)->cond)
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#define GST_AUDIORING_BUFFER_WAIT(buf) (g_cond_wait (GST_AUDIORING_BUFFER_GET_COND (buf), GST_OBJECT_GET_LOCK (buf)))
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#define GST_AUDIORING_BUFFER_SIGNAL(buf) (g_cond_signal (GST_AUDIORING_BUFFER_GET_COND (buf)))
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#define GST_AUDIORING_BUFFER_BROADCAST(buf)(g_cond_broadcast (GST_AUDIORING_BUFFER_GET_COND (buf)))
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struct _GstAudioRingBuffer
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{
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GstRingBuffer object;
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gboolean running;
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gint queuedseg;
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GCond *cond;
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};
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struct _GstAudioRingBufferClass
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{
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GstRingBufferClass parent_class;
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};
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static void gst_audioringbuffer_class_init (GstAudioRingBufferClass * klass);
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static void gst_audioringbuffer_init (GstAudioRingBuffer * ringbuffer,
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GstAudioRingBufferClass * klass);
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static void gst_audioringbuffer_dispose (GObject * object);
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static void gst_audioringbuffer_finalize (GObject * object);
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static GstRingBufferClass *ring_parent_class = NULL;
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static gboolean gst_audioringbuffer_open_device (GstRingBuffer * buf);
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static gboolean gst_audioringbuffer_close_device (GstRingBuffer * buf);
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static gboolean gst_audioringbuffer_acquire (GstRingBuffer * buf,
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GstRingBufferSpec * spec);
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static gboolean gst_audioringbuffer_release (GstRingBuffer * buf);
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static gboolean gst_audioringbuffer_start (GstRingBuffer * buf);
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static gboolean gst_audioringbuffer_pause (GstRingBuffer * buf);
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static gboolean gst_audioringbuffer_stop (GstRingBuffer * buf);
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static guint gst_audioringbuffer_delay (GstRingBuffer * buf);
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static gboolean gst_audioringbuffer_activate (GstRingBuffer * buf,
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gboolean active);
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GType gst_audioringbuffer_get_type (void);
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#endif /* GST_AUDIO_FLINGER_RING_BUFFER_H */
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