/*-*- Mode: C; c-basic-offset: 2 -*-*/ /* * GStreamer pulseaudio plugin * * Copyright (c) 2004-2008 Lennart Poettering * * gst-pulse 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; either version 2.1 of the * License, or (at your option) any later version. * * gst-pulse 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 gst-pulse; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA. */ #ifndef __GST_PULSESINK_H__ #define __GST_PULSESINK_H__ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <gst/gst.h> #include <gst/audio/gstaudiosink.h> #include <pulse/pulseaudio.h> #include <pulse/thread-mainloop.h> #include "pulseprobe.h" G_BEGIN_DECLS #define GST_TYPE_PULSESINK \ (gst_pulsesink_get_type()) #define GST_PULSESINK(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PULSESINK,GstPulseSink)) #define GST_PULSESINK_CLASS(klass) \ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PULSESINK,GstPulseSinkClass)) #define GST_IS_PULSESINK(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PULSESINK)) #define GST_IS_PULSESINK_CLASS(obj) \ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PULSESINK)) #define GST_PULSESINK_CAST(obj) \ ((GstPulseSink *)(obj)) typedef struct _GstPulseSink GstPulseSink; typedef struct _GstPulseSinkClass GstPulseSinkClass; struct _GstPulseSink { GstAudioBaseSink sink; gchar *server, *device, *stream_name, *client_name; gchar *device_description; GstPulseProbe *probe; gdouble volume; gboolean volume_set:1; gboolean mute:1; gboolean mute_set:1; guint defer_pending; gint notify; /* atomic */ const gchar *pa_version; GstStructure *properties; pa_proplist *proplist; GMutex sink_formats_lock; GList *sink_formats; volatile gint format_lost; GstClockTime format_lost_time; }; struct _GstPulseSinkClass { GstAudioBaseSinkClass parent_class; }; GType gst_pulsesink_get_type (void); #if (G_BYTE_ORDER == G_LITTLE_ENDIAN) # define FORMATS "{ S16LE, S16BE, F32LE, F32BE, S32LE, S32BE, " \ "S24LE, S24BE, S24_32LE, S24_32BE, U8 }" #else # define FORMATS "{ S16BE, S16LE, F32BE, F32LE, S32BE, S32LE, " \ "S24BE, S24LE, S24_32BE, S24_32LE, U8 }" #endif #define _PULSE_SINK_CAPS_COMMON \ "audio/x-raw, " \ "format = (string) " FORMATS ", " \ "layout = (string) interleaved, " \ "rate = (int) [ 1, MAX ], " \ "channels = (int) [ 1, 32 ];" \ "audio/x-alaw, " \ "layout = (string) interleaved, " \ "rate = (int) [ 1, MAX], " \ "channels = (int) [ 1, 32 ];" \ "audio/x-mulaw, " \ "layout = (string) interleaved, " \ "rate = (int) [ 1, MAX], " \ "channels = (int) [ 1, 32 ];" #define _PULSE_SINK_CAPS_1_0 \ "audio/x-ac3, framed = (boolean) true;" \ "audio/x-eac3, framed = (boolean) true; " \ "audio/x-dts, framed = (boolean) true, " \ "block-size = (int) { 512, 1024, 2048 }; " \ "audio/mpeg, mpegversion = (int) 1, " \ "mpegaudioversion = (int) [ 1, 2 ], parsed = (boolean) true;" #define PULSE_SINK_TEMPLATE_CAPS \ _PULSE_SINK_CAPS_COMMON \ _PULSE_SINK_CAPS_1_0 G_END_DECLS #endif /* __GST_PULSESINK_H__ */