Add audiotestsrc

Work on idle poll
Move node state to the node interface so that we can actually get it in
the sync case.
Add enabled field to the poll event
Work on audiotestsrc

pinos/modules/spa/module.c

@@ -23,6 +23,7 @@
 
 #include "spa-alsa-sink.h"
 #include "spa-v4l2-source.h"
+#include "spa-audiotestsrc.h"
 
 gboolean pinos__module_init (PinosModule *module, const gchar * args);
 
@@ -31,6 +32,7 @@ pinos__module_init (PinosModule * module, G_GNUC_UNUSED const gchar * args)
 {
   pinos_spa_alsa_sink_new (module->daemon, "alsa-sink", NULL);
   pinos_spa_v4l2_source_new (module->daemon, "v4l2-source", NULL);
+  pinos_spa_audiotestsrc_new (module->daemon, "audiotestsrc", NULL);
 
   return TRUE;
 }

pinos/modules/spa/spa-audiotestsrc.c

@@ -0,0 +1,198 @@
+/* Pinos
+ * Copyright (C) 2015 Wim Taymans <wim.taymans@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <string.h>
+#include <stdio.h>
+#include <dlfcn.h>
+
+#include <spa/include/spa/node.h>
+
+#include "spa-audiotestsrc.h"
+
+#define PINOS_SPA_AUDIOTESTSRC_GET_PRIVATE(obj)  \
+     (G_TYPE_INSTANCE_GET_PRIVATE ((obj), PINOS_TYPE_SPA_AUDIOTESTSRC, PinosSpaAudioTestSrcPrivate))
+
+struct _PinosSpaAudioTestSrcPrivate
+{
+  PinosRingbuffer *ringbuffer;
+};
+
+enum {
+  PROP_0,
+};
+
+G_DEFINE_TYPE (PinosSpaAudioTestSrc, pinos_spa_audiotestsrc, PINOS_TYPE_NODE);
+
+static SpaResult
+make_node (SpaNode **node, const char *lib, const char *name)
+{
+  SpaHandle *handle;
+  SpaResult res;
+  void *hnd, *state = NULL;
+  SpaEnumHandleFactoryFunc enum_func;
+
+  if ((hnd = dlopen (lib, RTLD_NOW)) == NULL) {
+    g_error ("can't load %s: %s", lib, dlerror());
+    return SPA_RESULT_ERROR;
+  }
+  if ((enum_func = dlsym (hnd, "spa_enum_handle_factory")) == NULL) {
+    g_error ("can't find enum function");
+    return SPA_RESULT_ERROR;
+  }
+
+  while (true) {
+    const SpaHandleFactory *factory;
+    void *iface;
+
+    if ((res = enum_func (&factory, &state)) < 0) {
+      if (res != SPA_RESULT_ENUM_END)
+        g_error ("can't enumerate factories: %d", res);
+      break;
+    }
+    if (strcmp (factory->name, name))
+      continue;
+
+    handle = calloc (1, factory->size);
+    if ((res = factory->init (factory, handle)) < 0) {
+      g_error ("can't make factory instance: %d", res);
+      return res;
+    }
+    if ((res = handle->get_interface (handle, SPA_INTERFACE_ID_NODE, &iface)) < 0) {
+      g_error ("can't get interface %d", res);
+      return res;
+    }
+    *node = iface;
+    return SPA_RESULT_OK;
+  }
+  return SPA_RESULT_ERROR;
+}
+
+static void
+setup_node (PinosSpaAudioTestSrc *this)
+{
+  PinosNode *node = PINOS_NODE (this);
+  SpaResult res;
+  SpaProps *props;
+  SpaPropValue value;
+
+  if ((res = spa_node_get_props (node->node, &props)) < 0)
+    g_debug ("got get_props error %d", res);
+
+  value.type = SPA_PROP_TYPE_STRING;
+  value.value = "hw:1";
+  value.size = strlen (value.value)+1;
+  spa_props_set_prop (props, spa_props_index_for_name (props, "device"), &value);
+
+  if ((res = spa_node_set_props (node->node, props)) < 0)
+    g_debug ("got set_props error %d", res);
+}
+
+static void
+get_property (GObject    *object,
+              guint       prop_id,
+              GValue     *value,
+              GParamSpec *pspec)
+{
+  switch (prop_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static void
+set_property (GObject      *object,
+              guint         prop_id,
+              const GValue *value,
+              GParamSpec   *pspec)
+{
+  switch (prop_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static void
+src_constructed (GObject * object)
+{
+  PinosSpaAudioTestSrc *src = PINOS_SPA_AUDIOTESTSRC (object);
+
+  setup_node (src);
+
+  G_OBJECT_CLASS (pinos_spa_audiotestsrc_parent_class)->constructed (object);
+}
+
+static void
+src_finalize (GObject * object)
+{
+  PinosNode *node = PINOS_NODE (object);
+  PinosSpaAudioTestSrc *src = PINOS_SPA_AUDIOTESTSRC (object);
+
+  g_debug ("audiotestsrc %p: dispose", src);
+  spa_handle_clear (node->node->handle);
+  g_free (node->node->handle);
+
+  G_OBJECT_CLASS (pinos_spa_audiotestsrc_parent_class)->finalize (object);
+}
+
+static void
+pinos_spa_audiotestsrc_class_init (PinosSpaAudioTestSrcClass * klass)
+{
+  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+
+  g_type_class_add_private (klass, sizeof (PinosSpaAudioTestSrcPrivate));
+
+  gobject_class->constructed = src_constructed;
+  gobject_class->finalize = src_finalize;
+  gobject_class->get_property = get_property;
+  gobject_class->set_property = set_property;
+}
+
+static void
+pinos_spa_audiotestsrc_init (PinosSpaAudioTestSrc * this)
+{
+  this->priv = PINOS_SPA_AUDIOTESTSRC_GET_PRIVATE (this);
+}
+
+PinosNode *
+pinos_spa_audiotestsrc_new (PinosDaemon *daemon,
+                            const gchar *name,
+                            PinosProperties *properties)
+{
+  PinosNode *node;
+  SpaNode *n;
+  SpaResult res;
+
+  if ((res = make_node (&n,
+                        "spa/build/plugins/audiotestsrc/libspa-audiotestsrc.so",
+                        "audiotestsrc")) < 0) {
+    g_error ("can't create audiotestsrc: %d", res);
+    return NULL;
+  }
+
+  node = g_object_new (PINOS_TYPE_SPA_AUDIOTESTSRC,
+                       "daemon", daemon,
+                       "name", name,
+                       "properties", properties,
+                       "node", n,
+                       NULL);
+
+  return node;
+}

pinos/modules/spa/spa-audiotestsrc.h

@@ -0,0 +1,61 @@
+/* Pinos
+ * Copyright (C) 2015 Wim Taymans <wim.taymans@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __PINOS_SPA_AUDIOTESTSRC_H__
+#define __PINOS_SPA_AUDIOTESTSRC_H__
+
+#include <glib-object.h>
+
+#include <client/pinos.h>
+#include <server/node.h>
+
+G_BEGIN_DECLS
+
+#define PINOS_TYPE_SPA_AUDIOTESTSRC                 (pinos_spa_audiotestsrc_get_type ())
+#define PINOS_IS_SPA_AUDIOTESTSRC(obj)              (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PINOS_TYPE_SPA_AUDIOTESTSRC))
+#define PINOS_IS_SPA_AUDIOTESTSRC_CLASS(klass)      (G_TYPE_CHECK_CLASS_TYPE ((klass), PINOS_TYPE_SPA_AUDIOTESTSRC))
+#define PINOS_SPA_AUDIOTESTSRC_GET_CLASS(obj)       (G_TYPE_INSTANCE_GET_CLASS ((obj), PINOS_TYPE_SPA_AUDIOTESTSRC, PinosSpaAudioTestSrcClass))
+#define PINOS_SPA_AUDIOTESTSRC(obj)                 (G_TYPE_CHECK_INSTANCE_CAST ((obj), PINOS_TYPE_SPA_AUDIOTESTSRC, PinosSpaAudioTestSrc))
+#define PINOS_SPA_AUDIOTESTSRC_CLASS(klass)         (G_TYPE_CHECK_CLASS_CAST ((klass), PINOS_TYPE_SPA_AUDIOTESTSRC, PinosSpaAudioTestSrcClass))
+#define PINOS_SPA_AUDIOTESTSRC_CAST(obj)            ((PinosSpaAudioTestSrc*)(obj))
+#define PINOS_SPA_AUDIOTESTSRC_CLASS_CAST(klass)    ((PinosSpaAudioTestSrcClass*)(klass))
+
+typedef struct _PinosSpaAudioTestSrc PinosSpaAudioTestSrc;
+typedef struct _PinosSpaAudioTestSrcClass PinosSpaAudioTestSrcClass;
+typedef struct _PinosSpaAudioTestSrcPrivate PinosSpaAudioTestSrcPrivate;
+
+struct _PinosSpaAudioTestSrc {
+  PinosNode object;
+
+  PinosSpaAudioTestSrcPrivate *priv;
+};
+
+struct _PinosSpaAudioTestSrcClass {
+  PinosNodeClass parent_class;
+};
+
+GType             pinos_spa_audiotestsrc_get_type (void);
+
+PinosNode *       pinos_spa_audiotestsrc_new      (PinosDaemon     *daemon,
+                                                   const gchar     *name,
+                                                   PinosProperties *properties);
+
+G_END_DECLS
+
+#endif /* __PINOS_SPA_AUDIOTESTSRC_H__ */