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Diffstat (limited to 'ext/pulse/pulseprobe.h')
-rw-r--r-- | ext/pulse/pulseprobe.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/ext/pulse/pulseprobe.h b/ext/pulse/pulseprobe.h new file mode 100644 index 00000000..d27c44d9 --- /dev/null +++ b/ext/pulse/pulseprobe.h @@ -0,0 +1,121 @@ +/* + * 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_PULSEPROBE_H__ +#define __GST_PULSEPROBE_H__ + +#include <gst/gst.h> + +G_BEGIN_DECLS + +#include <gst/interfaces/propertyprobe.h> +#include <pulse/pulseaudio.h> +#include <pulse/thread-mainloop.h> + +typedef struct _GstPulseProbe GstPulseProbe; + +struct _GstPulseProbe +{ + gchar *server; + GList *devices; + int devices_valid; + + pa_threaded_mainloop *mainloop; + pa_context *context; + + GList *properties; + guint prop_id; + + int enumerate_sinks, enumerate_sources; + int operation_success; +}; + +GstPulseProbe *gst_pulseprobe_new (GObjectClass * klass, guint prop_id, + const gchar * server, gboolean sinks, gboolean sources); +void gst_pulseprobe_free (GstPulseProbe * probe); + +const GList *gst_pulseprobe_get_properties (GstPulseProbe * probe); + +gboolean gst_pulseprobe_needs_probe (GstPulseProbe * probe, guint prop_id, + const GParamSpec * pspec); +void gst_pulseprobe_probe_property (GstPulseProbe * probe, guint prop_id, + const GParamSpec * pspec); +GValueArray *gst_pulseprobe_get_values (GstPulseProbe * probe, guint prop_id, + const GParamSpec * pspec); + +void gst_pulseprobe_set_server (GstPulseProbe * c, const gchar * server); + +#define GST_IMPLEMENT_PULSEPROBE_METHODS(Type, interface_as_function) \ +static const GList* \ +interface_as_function ## _get_properties(GstPropertyProbe * probe) \ +{ \ + Type *this = (Type*) probe; \ + \ + g_return_val_if_fail(this != NULL, NULL); \ + g_return_val_if_fail(this->probe != NULL, NULL); \ + \ + return gst_pulseprobe_get_properties(this->probe); \ +} \ +static gboolean \ +interface_as_function ## _needs_probe(GstPropertyProbe *probe, guint prop_id, \ + const GParamSpec *pspec) \ +{ \ + Type *this = (Type*) probe; \ + \ + g_return_val_if_fail(this != NULL, FALSE); \ + g_return_val_if_fail(this->probe != NULL, FALSE); \ + \ + return gst_pulseprobe_needs_probe(this->probe, prop_id, pspec); \ +} \ +static void \ +interface_as_function ## _probe_property(GstPropertyProbe *probe, \ + guint prop_id, const GParamSpec *pspec) \ +{ \ + Type *this = (Type*) probe; \ + \ + g_return_if_fail(this != NULL); \ + g_return_if_fail(this->probe != NULL); \ + \ + gst_pulseprobe_probe_property(this->probe, prop_id, pspec); \ +} \ +static GValueArray* \ +interface_as_function ## _get_values(GstPropertyProbe *probe, guint prop_id, \ + const GParamSpec *pspec) \ +{ \ + Type *this = (Type*) probe; \ + \ + g_return_val_if_fail(this != NULL, NULL); \ + g_return_val_if_fail(this->probe != NULL, NULL); \ + \ + return gst_pulseprobe_get_values(this->probe, prop_id, pspec); \ +} \ +static void \ +interface_as_function ## _property_probe_interface_init(GstPropertyProbeInterface *iface)\ +{ \ + iface->get_properties = interface_as_function ## _get_properties; \ + iface->needs_probe = interface_as_function ## _needs_probe; \ + iface->probe_property = interface_as_function ## _probe_property; \ + iface->get_values = interface_as_function ## _get_values; \ +} + +G_END_DECLS + +#endif |