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143 lines
4.1 KiB
C
143 lines
4.1 KiB
C
/*-*- Mode: C; c-basic-offset: 2 -*-*/
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/*
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* GStreamer pulseaudio plugin
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*
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* Copyright (c) 2004-2008 Lennart Poettering
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*
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* gst-pulse is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of the
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* License, or (at your option) any later version.
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*
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* gst-pulse is distributed in the hope that it will be useful, but
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* 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 gst-pulse; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA.
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*/
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#ifndef __GST_PULSESINK_H__
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#define __GST_PULSESINK_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/gstaudiosink.h>
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#include <pulse/pulseaudio.h>
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#include <pulse/thread-mainloop.h>
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#include "pulseprobe.h"
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G_BEGIN_DECLS
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#define GST_TYPE_PULSESINK \
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(gst_pulsesink_get_type())
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#define GST_PULSESINK(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PULSESINK,GstPulseSink))
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#define GST_PULSESINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PULSESINK,GstPulseSinkClass))
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#define GST_IS_PULSESINK(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PULSESINK))
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#define GST_IS_PULSESINK_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PULSESINK))
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#define GST_PULSESINK_CAST(obj) \
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((GstPulseSink *)(obj))
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typedef struct _GstPulseSink GstPulseSink;
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typedef struct _GstPulseSinkClass GstPulseSinkClass;
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struct _GstPulseSink
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{
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GstAudioBaseSink sink;
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gchar *server, *device, *stream_name, *client_name;
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gchar *device_description;
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GstPulseProbe *probe;
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gdouble volume;
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gboolean volume_set:1;
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gboolean mute:1;
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gboolean mute_set:1;
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guint defer_pending;
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gint notify; /* atomic */
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const gchar *pa_version;
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GstStructure *properties;
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pa_proplist *proplist;
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GMutex *sink_formats_lock;
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GList *sink_formats;
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volatile gint format_lost;
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GstClockTime format_lost_time;
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};
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struct _GstPulseSinkClass
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{
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GstAudioBaseSinkClass parent_class;
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};
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GType gst_pulsesink_get_type (void);
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#if (G_BYTE_ORDER == G_LITTLE_ENDIAN)
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# define FORMATS "{ S16LE, S16BE, F32LE, F32BE, S32LE, S32BE, " \
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"S24LE, S24BE, S24_32LE, S24_32BE, S8 }"
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#else
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# define FORMATS "{ S16BE, S16LE, F32BE, F32LE, S32BE, S32LE, " \
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"S24BE, S24LE, S24_32BE, S24_32LE, S8 }"
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#endif
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#define _PULSE_SINK_CAPS_COMMON \
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"audio/x-raw, " \
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"format = (string) " FORMATS ", " \
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"rate = (int) [ 1, MAX ], " \
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"channels = (int) [ 1, 32 ];" \
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"audio/x-alaw, " \
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"rate = (int) [ 1, MAX], " \
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"channels = (int) [ 1, 32 ];" \
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"audio/x-mulaw, " \
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"rate = (int) [ 1, MAX], " "channels = (int) [ 1, 32 ];"
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#define _PULSE_SINK_CAPS_1_0 \
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"audio/x-ac3, framed = (boolean) true;" \
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"audio/x-eac3, framed = (boolean) true; " \
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"audio/x-dts, framed = (boolean) true, " \
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"block-size = (int) { 512, 1024, 2048 }; " \
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"audio/mpeg, mpegversion = (int) 1, " \
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"mpegaudioversion = (int) [ 1, 2 ], parsed = (boolean) true;"
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#define PULSE_SINK_TEMPLATE_CAPS \
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_PULSE_SINK_CAPS_COMMON \
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_PULSE_SINK_CAPS_1_0
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/* FIXME 0.11: pulseaudiosink helper bin must die */
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#define GST_TYPE_PULSE_AUDIO_SINK \
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(gst_pulse_audio_sink_get_type())
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#define GST_PULSE_AUDIO_SINK(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PULSE_AUDIO_SINK,GstPulseAudioSink))
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#define GST_PULSE_AUDIO_SINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PULSE_AUDIO_SINK,GstPulseAudioSinkClass))
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#define GST_IS_PULSE_AUDIO_SINK(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PULSE_AUDIO_SINK))
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#define GST_IS_PULSE_AUDIO_SINK_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PULSE_AUDIO_SINK))
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#define GST_PULSE_AUDIO_SINK_CAST(obj) \
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((GstPulseAudioSink *)(obj))
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GType gst_pulse_audio_sink_get_type (void);
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G_END_DECLS
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#endif /* __GST_PULSESINK_H__ */
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