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Change object model
This commit is contained in:
Wim Taymans 2016-11-10 15:42:14 +01:00
parent d0f95fc323
commit 190f01d88e
38 changed files with 1594 additions and 3562 deletions
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616
pinos/server/link.c
View file

@ -36,8 +36,14 @@
#define MAX_BUFFERS 16
struct _PinosLinkPrivate
typedef struct
{
PinosLink link;
PinosObject object;
PinosInterface ifaces[1];
PinosCore *core;
PinosDaemon *daemon;
PinosLink1 *iface;
@ -45,128 +51,24 @@ struct _PinosLinkPrivate
GPtrArray *format_filter;
PinosProperties *properties;
PinosMainLoop *main_loop;
PinosLinkState state;
GError *error;
PinosListener input_port_destroy;
PinosListener input_async_complete;
PinosListener output_port_destroy;
PinosListener output_async_complete;
gboolean allocated;
PinosMemblock buffer_mem;
SpaBuffer **buffers;
unsigned int n_buffers;
};
G_DEFINE_TYPE (PinosLink, pinos_link, G_TYPE_OBJECT);
enum
{
PROP_0,
PROP_DAEMON,
PROP_OBJECT_PATH,
PROP_OUTPUT_PORT,
PROP_INPUT_PORT,
PROP_FORMAT_FILTER,
PROP_PROPERTIES,
PROP_STATE,
};
enum
{
SIGNAL_REMOVE,
SIGNAL_PORT_UNLINKED,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = { 0 };
static void
pinos_link_get_property (GObject *_object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
PinosLink *this = PINOS_LINK (_object);
PinosLinkPrivate *priv = this->priv;
switch (prop_id) {
case PROP_DAEMON:
g_value_set_object (value, priv->daemon);
break;
case PROP_OBJECT_PATH:
g_value_set_string (value, priv->object_path);
break;
case PROP_OUTPUT_PORT:
g_value_set_pointer (value, this->output);
break;
case PROP_INPUT_PORT:
g_value_set_pointer (value, this->input);
break;
case PROP_FORMAT_FILTER:
g_value_set_boxed (value, priv->format_filter);
break;
case PROP_PROPERTIES:
g_value_set_boxed (value, priv->properties);
break;
case PROP_STATE:
g_value_set_enum (value, priv->state);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (this, prop_id, pspec);
break;
}
}
static void
pinos_link_set_property (GObject *_object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
PinosLink *this = PINOS_LINK (_object);
PinosLinkPrivate *priv = this->priv;
switch (prop_id) {
case PROP_DAEMON:
priv->daemon = g_value_dup_object (value);
break;
case PROP_OBJECT_PATH:
priv->object_path = g_value_dup_string (value);
break;
case PROP_OUTPUT_PORT:
this->output = g_value_get_pointer (value);
break;
case PROP_INPUT_PORT:
this->input = g_value_get_pointer (value);
break;
case PROP_FORMAT_FILTER:
priv->format_filter = g_value_dup_boxed (value);
break;
case PROP_PROPERTIES:
priv->properties = g_value_dup_boxed (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (this, prop_id, pspec);
break;
}
}
} PinosLinkImpl;
static void
link_register_object (PinosLink *this)
{
PinosLinkPrivate *priv = this->priv;
PinosLinkImpl *impl = (PinosLinkImpl *) this;
PinosObjectSkeleton *skel;
gchar *name;
@ -174,49 +76,49 @@ link_register_object (PinosLink *this)
skel = pinos_object_skeleton_new (name);
g_free (name);
pinos_object_skeleton_set_link1 (skel, priv->iface);
pinos_object_skeleton_set_link1 (skel, impl->iface);
g_free (priv->object_path);
priv->object_path = pinos_daemon_export_uniquely (priv->daemon, G_DBUS_OBJECT_SKELETON (skel));
g_free (impl->object_path);
impl->object_path = pinos_daemon_export_uniquely (impl->daemon, G_DBUS_OBJECT_SKELETON (skel));
g_object_unref (skel);
pinos_log_debug ("link %p: register object %s, id %u", this, priv->object_path, this->object.id);
pinos_log_debug ("link %p: register object %s", this, impl->object_path);
}
static void
link_unregister_object (PinosLink *this)
{
PinosLinkPrivate *priv = this->priv;
PinosLinkImpl *impl = (PinosLinkImpl *) this;
pinos_log_debug ("link %p: unregister object", this);
pinos_daemon_unexport (priv->daemon, priv->object_path);
pinos_daemon_unexport (impl->daemon, impl->object_path);
}
static void
pinos_link_update_state (PinosLink *link, PinosLinkState state)
{
PinosLinkPrivate *priv = link->priv;
PinosLinkImpl *impl = (PinosLinkImpl *) link;
if (state != priv->state) {
g_clear_error (&priv->error);
if (state != impl->state) {
g_clear_error (&impl->error);
pinos_log_debug ("link %p: update state %s -> %s", link,
pinos_link_state_as_string (priv->state),
pinos_link_state_as_string (impl->state),
pinos_link_state_as_string (state));
priv->state = state;
g_object_notify (G_OBJECT (link), "state");
impl->state = state;
pinos_signal_emit (&link->notify_state, link, NULL);
}
}
static void
pinos_link_report_error (PinosLink *link, GError *error)
{
PinosLinkPrivate *priv = link->priv;
PinosLinkImpl *impl = (PinosLinkImpl *) link;
g_clear_error (&priv->error);
priv->error = error;
priv->state = PINOS_LINK_STATE_ERROR;
g_clear_error (&impl->error);
impl->error = error;
impl->state = PINOS_LINK_STATE_ERROR;
pinos_log_debug ("link %p: got error state %s", link, error->message);
g_object_notify (G_OBJECT (link), "state");
pinos_signal_emit (&link->notify_state, link, NULL);
}
static SpaResult
@ -367,7 +269,7 @@ find_meta_enable (const SpaPortInfo *info, SpaMetaType type)
static SpaResult
do_allocation (PinosLink *this, SpaNodeState in_state, SpaNodeState out_state)
{
PinosLinkPrivate *priv = this->priv;
PinosLinkImpl *impl = (PinosLinkImpl *) this;
SpaResult res;
const SpaPortInfo *iinfo, *oinfo;
SpaPortInfoFlags in_flags, out_flags;
@ -446,7 +348,7 @@ do_allocation (PinosLink *this, SpaNodeState in_state, SpaNodeState out_state)
} else
return SPA_RESULT_OK;
if (priv->buffers == NULL) {
if (impl->buffers == NULL) {
SpaAllocParamBuffers *in_alloc, *out_alloc;
SpaAllocParamMetaEnableRingbuffer *in_me, *out_me;
guint max_buffers;
@ -484,10 +386,10 @@ do_allocation (PinosLink *this, SpaNodeState in_state, SpaNodeState out_state)
if (this->output->allocated) {
out_flags = 0;
in_flags = SPA_PORT_INFO_FLAG_CAN_USE_BUFFERS;
priv->n_buffers = this->output->n_buffers;
priv->buffers = this->output->buffers;
priv->allocated = FALSE;
pinos_log_debug ("reusing %d output buffers %p", priv->n_buffers, priv->buffers);
impl->n_buffers = this->output->n_buffers;
impl->buffers = this->output->buffers;
impl->allocated = FALSE;
pinos_log_debug ("reusing %d output buffers %p", impl->n_buffers, impl->buffers);
} else {
guint i, j;
size_t hdr_size, buf_size, arr_size;
@ -513,24 +415,24 @@ do_allocation (PinosLink *this, SpaNodeState in_state, SpaNodeState out_state)
buf_size = SPA_ROUND_UP_N (hdr_size + (minsize * blocks), 64);
priv->n_buffers = max_buffers;
impl->n_buffers = max_buffers;
pinos_memblock_alloc (PINOS_MEMBLOCK_FLAG_WITH_FD |
PINOS_MEMBLOCK_FLAG_MAP_READWRITE |
PINOS_MEMBLOCK_FLAG_SEAL,
priv->n_buffers * (sizeof (SpaBuffer*) + buf_size),
&priv->buffer_mem);
impl->n_buffers * (sizeof (SpaBuffer*) + buf_size),
&impl->buffer_mem);
arr_size = priv->n_buffers * sizeof (SpaBuffer*);
priv->buffers = p = priv->buffer_mem.ptr;
arr_size = impl->n_buffers * sizeof (SpaBuffer*);
impl->buffers = p = impl->buffer_mem.ptr;
p = SPA_MEMBER (p, arr_size, void);
for (i = 0; i < priv->n_buffers; i++) {
for (i = 0; i < impl->n_buffers; i++) {
SpaBuffer *b;
SpaData *d;
void *pd;
guint mi;
b = priv->buffers[i] = SPA_MEMBER (p, buf_size * i, SpaBuffer);
b = impl->buffers[i] = SPA_MEMBER (p, buf_size * i, SpaBuffer);
b->id = i;
b->n_metas = n_metas;
@ -568,9 +470,9 @@ do_allocation (PinosLink *this, SpaNodeState in_state, SpaNodeState out_state)
if (minsize > 0) {
d->type = SPA_DATA_TYPE_MEMFD;
d->flags = 0;
d->data = priv->buffer_mem.ptr;
d->fd = priv->buffer_mem.fd;
d->maxsize = priv->buffer_mem.size;
d->data = impl->buffer_mem.ptr;
d->fd = impl->buffer_mem.fd;
d->maxsize = impl->buffer_mem.size;
d->offset = arr_size + hdr_size + (buf_size * i);
d->size = minsize;
d->stride = stride;
@ -579,8 +481,8 @@ do_allocation (PinosLink *this, SpaNodeState in_state, SpaNodeState out_state)
d->data = NULL;
}
}
pinos_log_debug ("allocated %d buffers %p %zd", priv->n_buffers, priv->buffers, minsize);
priv->allocated = TRUE;
pinos_log_debug ("allocated %d buffers %p %zd", impl->n_buffers, impl->buffers, minsize);
impl->allocated = TRUE;
}
if (out_flags & SPA_PORT_INFO_FLAG_CAN_ALLOC_BUFFERS) {
@ -588,72 +490,72 @@ do_allocation (PinosLink *this, SpaNodeState in_state, SpaNodeState out_state)
SPA_DIRECTION_OUTPUT,
this->output->port,
iinfo->params, iinfo->n_params,
priv->buffers, &priv->n_buffers)) < 0) {
impl->buffers, &impl->n_buffers)) < 0) {
g_set_error (&error,
PINOS_ERROR,
PINOS_ERROR_BUFFER_ALLOCATION,
"error alloc output buffers: %d", res);
goto error;
}
this->output->buffers = priv->buffers;
this->output->n_buffers = priv->n_buffers;
this->output->buffers = impl->buffers;
this->output->n_buffers = impl->n_buffers;
this->output->allocated = TRUE;
this->output->buffer_mem = priv->buffer_mem;
priv->allocated = FALSE;
pinos_log_debug ("allocated %d buffers %p from output port", priv->n_buffers, priv->buffers);
this->output->buffer_mem = impl->buffer_mem;
impl->allocated = FALSE;
pinos_log_debug ("allocated %d buffers %p from output port", impl->n_buffers, impl->buffers);
} else if (in_flags & SPA_PORT_INFO_FLAG_CAN_ALLOC_BUFFERS) {
if ((res = spa_node_port_alloc_buffers (this->input->node->node,
SPA_DIRECTION_INPUT,
this->input->port,
oinfo->params, oinfo->n_params,
priv->buffers, &priv->n_buffers)) < 0) {
impl->buffers, &impl->n_buffers)) < 0) {
g_set_error (&error,
PINOS_ERROR,
PINOS_ERROR_BUFFER_ALLOCATION,
"error alloc input buffers: %d", res);
goto error;
}
this->input->buffers = priv->buffers;
this->input->n_buffers = priv->n_buffers;
this->input->buffers = impl->buffers;
this->input->n_buffers = impl->n_buffers;
this->input->allocated = TRUE;
this->input->buffer_mem = priv->buffer_mem;
priv->allocated = FALSE;
pinos_log_debug ("allocated %d buffers %p from input port", priv->n_buffers, priv->buffers);
this->input->buffer_mem = impl->buffer_mem;
impl->allocated = FALSE;
pinos_log_debug ("allocated %d buffers %p from input port", impl->n_buffers, impl->buffers);
}
}
if (in_flags & SPA_PORT_INFO_FLAG_CAN_USE_BUFFERS) {
pinos_log_debug ("using %d buffers %p on input port", priv->n_buffers, priv->buffers);
pinos_log_debug ("using %d buffers %p on input port", impl->n_buffers, impl->buffers);
if ((res = spa_node_port_use_buffers (this->input->node->node,
SPA_DIRECTION_INPUT,
this->input->port,
priv->buffers,
priv->n_buffers)) < 0) {
impl->buffers,
impl->n_buffers)) < 0) {
g_set_error (&error,
PINOS_ERROR,
PINOS_ERROR_BUFFER_ALLOCATION,
"error use input buffers: %d", res);
goto error;
}
this->input->buffers = priv->buffers;
this->input->n_buffers = priv->n_buffers;
this->input->buffers = impl->buffers;
this->input->n_buffers = impl->n_buffers;
this->input->allocated = FALSE;
}
else if (out_flags & SPA_PORT_INFO_FLAG_CAN_USE_BUFFERS) {
pinos_log_debug ("using %d buffers %p on output port", priv->n_buffers, priv->buffers);
pinos_log_debug ("using %d buffers %p on output port", impl->n_buffers, impl->buffers);
if ((res = spa_node_port_use_buffers (this->output->node->node,
SPA_DIRECTION_OUTPUT,
this->output->port,
priv->buffers,
priv->n_buffers)) < 0) {
impl->buffers,
impl->n_buffers)) < 0) {
g_set_error (&error,
PINOS_ERROR,
PINOS_ERROR_BUFFER_ALLOCATION,
"error use output buffers: %d", res);
goto error;
}
this->output->buffers = priv->buffers;
this->output->n_buffers = priv->n_buffers;
this->output->buffers = impl->buffers;
this->output->n_buffers = impl->n_buffers;
this->output->allocated = FALSE;
} else {
g_set_error (&error,
@ -706,7 +608,7 @@ check_states (PinosLink *this,
SpaResult res)
{
SpaNodeState in_state, out_state;
PinosLinkPrivate *priv = this->priv;
PinosLinkImpl *impl = (PinosLinkImpl *) this;
if (res != SPA_RESULT_OK) {
pinos_log_warn ("link %p: error: %d", this, res);
@ -739,143 +641,143 @@ again:
return SPA_RESULT_OK;
exit:
pinos_main_loop_defer (priv->main_loop, this, res, (PinosDeferFunc) check_states, this, NULL);
pinos_main_loop_defer (impl->core->main_loop, this, res, (PinosDeferFunc) check_states, this, NULL);
return res;
}
static void
on_async_complete_notify (PinosNode *node,
guint seq,
guint res,
PinosLink *this)
on_input_async_complete_notify (PinosListener *listener,
void *object,
void *data)
{
PinosLinkPrivate *priv = this->priv;
pinos_log_debug ("link %p: node %p async complete %d %d", this, node, seq, res);
pinos_main_loop_defer_complete (priv->main_loop, this, seq, res);
PinosNode *node = object;
PinosNodeAsyncCompleteData *d = data;
PinosLinkImpl *impl = SPA_CONTAINER_OF (listener, PinosLinkImpl, input_async_complete);
pinos_log_debug ("link %p: node %p async complete %d %d", impl, node, d->seq, d->res);
pinos_main_loop_defer_complete (impl->core->main_loop, impl, d->seq, d->res);
}
static void
on_output_async_complete_notify (PinosListener *listener,
void *object,
void *data)
{
PinosNode *node = object;
PinosNodeAsyncCompleteData *d = data;
PinosLinkImpl *impl = SPA_CONTAINER_OF (listener, PinosLinkImpl, output_async_complete);
pinos_log_debug ("link %p: node %p async complete %d %d", impl, node, d->seq, d->res);
pinos_main_loop_defer_complete (impl->core->main_loop, impl, d->seq, d->res);
}
#if 0
static void
on_property_notify (GObject *obj,
GParamSpec *pspec,
gpointer user_data)
{
PinosLink *this = user_data;
PinosLinkPrivate *priv = this->priv;
PinosLinkImpl *impl = (PinosLinkImpl *) this;
if (pspec == NULL || strcmp (g_param_spec_get_name (pspec), "output-port") == 0) {
if (this->output) {
pinos_link1_set_output_node (priv->iface, pinos_node_get_object_path (this->output->node));
pinos_link1_set_output_port (priv->iface, this->output->port);
pinos_link1_set_output_node (impl->iface, pinos_node_get_object_path (this->output->node));
pinos_link1_set_output_port (impl->iface, this->output->port);
} else {
pinos_link1_set_output_node (priv->iface, "/");
pinos_link1_set_output_port (priv->iface, -1);
pinos_link1_set_output_node (impl->iface, "/");
pinos_link1_set_output_port (impl->iface, -1);
}
}
if (pspec == NULL || strcmp (g_param_spec_get_name (pspec), "input-port") == 0) {
if (this->input) {
pinos_link1_set_input_node (priv->iface, pinos_node_get_object_path (this->input->node));
pinos_link1_set_input_port (priv->iface, this->input->port);
pinos_link1_set_input_node (impl->iface, pinos_node_get_object_path (this->input->node));
pinos_link1_set_input_port (impl->iface, this->input->port);
} else {
pinos_link1_set_input_node (priv->iface, "/");
pinos_link1_set_input_port (priv->iface, -1);
pinos_link1_set_input_node (impl->iface, "/");
pinos_link1_set_input_port (impl->iface, -1);
}
}
}
typedef struct {
PinosLink *link;
PinosPort *port;
} UnlinkedData;
#endif
static void
on_port_unlinked (PinosPort *port, PinosLink *this, SpaResult res, gulong id)
{
g_signal_emit (this, signals[SIGNAL_PORT_UNLINKED], 0, port);
pinos_signal_emit (&this->port_unlinked, this, port);
if (this->input == NULL || this->output == NULL)
pinos_link_update_state (this, PINOS_LINK_STATE_UNLINKED);
}
static void
on_node_remove (PinosNode *node, PinosLink *this)
on_port_destroy (PinosLink *this,
PinosPort *port)
{
PinosLinkPrivate *priv = this->priv;
PinosLinkImpl *impl = (PinosLinkImpl *) this;
PinosPort *other;
SpaResult res = SPA_RESULT_OK;
PinosPort *port, *other;
g_signal_handlers_disconnect_by_data (node, this);
if (this->input && node == this->input->node) {
port = this->input;
if (port == this->input) {
other = this->output;
} else if (this->output && node == this->output->node) {
port = this->output;
} else if (port == this->output) {
other = this->input;
} else
return;
if (port->allocated) {
priv->buffers = NULL;
priv->n_buffers = 0;
impl->buffers = NULL;
impl->n_buffers = 0;
pinos_log_debug ("link %p: clear input allocated buffers on port %p", link, other);
pinos_port_clear_buffers (other);
}
res = pinos_port_unlink (port, this);
pinos_main_loop_defer (priv->main_loop,
pinos_main_loop_defer (impl->core->main_loop,
port,
res,
(PinosDeferFunc) on_port_unlinked,
g_object_ref (this),
g_object_unref);
this,
NULL);
}
static void
pinos_link_constructed (GObject * object)
on_input_port_destroy (PinosListener *listener,
void *object,
void *data)
{
PinosLink *this = PINOS_LINK (object);
PinosLinkPrivate *priv = this->priv;
PinosLinkImpl *impl = SPA_CONTAINER_OF (listener, PinosLinkImpl, input_port_destroy);
PinosPort *port = object;
priv->main_loop = priv->daemon->main_loop;
g_signal_connect (this->input->node, "remove", (GCallback) on_node_remove, this);
g_signal_connect (this->output->node, "remove", (GCallback) on_node_remove, this);
g_signal_connect (this->input->node, "async-complete", (GCallback) on_async_complete_notify, this);
g_signal_connect (this->output->node, "async-complete", (GCallback) on_async_complete_notify, this);
g_signal_connect (this, "notify", (GCallback) on_property_notify, this);
G_OBJECT_CLASS (pinos_link_parent_class)->constructed (object);
pinos_object_init (&this->object,
priv->daemon->registry.uri.link,
this,
NULL);
pinos_registry_add_object (&priv->daemon->registry, &this->object);
on_property_notify (G_OBJECT (this), NULL, this);
pinos_log_debug ("link %p: constructed %p:%d -> %p:%d", this,
this->output->node, this->output->port,
this->input->node, this->input->port);
link_register_object (this);
on_port_destroy (&impl->link, port);
pinos_signal_remove (listener);
}
static void
pinos_link_dispose (GObject * object)
on_output_port_destroy (PinosListener *listener,
void *object,
void *data)
{
PinosLink *this = PINOS_LINK (object);
PinosLinkPrivate *priv = this->priv;
PinosLinkImpl *impl = SPA_CONTAINER_OF (listener, PinosLinkImpl, output_port_destroy);
PinosPort *port = object;
pinos_log_debug ("link %p: dispose", this);
on_port_destroy (&impl->link, port);
pinos_signal_remove (listener);
}
if (this->input && this->input->node)
g_signal_handlers_disconnect_by_data (this->input->node, this);
if (this->output && this->output->node)
g_signal_handlers_disconnect_by_data (this->output->node, this);
static void
link_destroy (PinosObject * object)
{
PinosLinkImpl *impl = (PinosLinkImpl *) object;
PinosLink *this = &impl->link;
g_signal_emit (this, signals[SIGNAL_REMOVE], 0, NULL);
pinos_log_debug ("link %p: destroy", this);
if (this->input)
pinos_signal_remove (&impl->input_port_destroy);
if (this->output)
pinos_signal_remove (&impl->output_port_destroy);
if (this->input)
pinos_port_unlink (this->input, this);
@ -884,145 +786,105 @@ pinos_link_dispose (GObject * object)
link_unregister_object (this);
pinos_main_loop_defer_cancel (priv->main_loop, this, 0);
pinos_main_loop_defer_cancel (impl->core->main_loop, this, 0);
G_OBJECT_CLASS (pinos_link_parent_class)->dispose (object);
g_clear_object (&impl->daemon);
g_clear_object (&impl->iface);
g_free (impl->object_path);
if (impl->allocated)
pinos_memblock_free (&impl->buffer_mem);
pinos_registry_remove_object (&impl->core->registry, &this->object);
free (object);
}
static void
pinos_link_finalize (GObject * object)
static bool
link_activate (PinosLink *this)
{
PinosLink *this = PINOS_LINK (object);
PinosLinkPrivate *priv = this->priv;
pinos_log_debug ("link %p: finalize", this);
pinos_registry_remove_object (&priv->daemon->registry, &this->object);
g_clear_object (&priv->daemon);
g_clear_object (&priv->iface);
g_free (priv->object_path);
if (priv->allocated)
pinos_memblock_free (&priv->buffer_mem);
G_OBJECT_CLASS (pinos_link_parent_class)->finalize (object);
spa_ringbuffer_init (&this->ringbuffer, SPA_N_ELEMENTS (this->queue));
check_states (this, NULL, SPA_RESULT_OK);
return true;
}
static void
pinos_link_class_init (PinosLinkClass * klass)
static bool
pinos_link_deactivate (PinosLink *this)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
//PinosLinkClass *link_class = PINOS_LINK_CLASS (klass);
g_type_class_add_private (klass, sizeof (PinosLinkPrivate));
gobject_class->constructed = pinos_link_constructed;
gobject_class->dispose = pinos_link_dispose;
gobject_class->finalize = pinos_link_finalize;
gobject_class->set_property = pinos_link_set_property;
gobject_class->get_property = pinos_link_get_property;
g_object_class_install_property (gobject_class,
PROP_DAEMON,
g_param_spec_object ("daemon",
"Daemon",
"The Daemon",
PINOS_TYPE_DAEMON,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class,
PROP_OUTPUT_PORT,
g_param_spec_pointer ("output-port",
"Output Port",
"The output port",
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class,
PROP_INPUT_PORT,
g_param_spec_pointer ("input-port",
"Input Port",
"The input port",
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class,
PROP_FORMAT_FILTER,
g_param_spec_boxed ("format-filter",
"format Filter",
"The format filter",
G_TYPE_PTR_ARRAY,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class,
PROP_PROPERTIES,
g_param_spec_boxed ("properties",
"Properties",
"The properties of the link",
PINOS_TYPE_PROPERTIES,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class,
PROP_STATE,
g_param_spec_enum ("state",
"State",
"The state of the link",
PINOS_TYPE_LINK_STATE,
PINOS_LINK_STATE_INIT,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
signals[SIGNAL_REMOVE] = g_signal_new ("remove",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0,
NULL,
NULL,
g_cclosure_marshal_generic,
G_TYPE_NONE,
0,
G_TYPE_NONE);
signals[SIGNAL_PORT_UNLINKED] = g_signal_new ("port-unlinked",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0,
NULL,
NULL,
g_cclosure_marshal_generic,
G_TYPE_NONE,
1,
G_TYPE_POINTER);
spa_ringbuffer_clear (&this->ringbuffer);
return true;
}
static void
pinos_link_init (PinosLink * this)
PinosLink *
pinos_link_new (PinosCore *core,
PinosPort *input,
PinosPort *output,
GPtrArray *format_filter,
PinosProperties *properties)
{
PinosLinkPrivate *priv = this->priv = PINOS_LINK_GET_PRIVATE (this);
PinosLinkImpl *impl;
PinosLink *this;
priv->iface = pinos_link1_skeleton_new ();
impl = calloc (1, sizeof (PinosLinkImpl));
this = &impl->link;
pinos_log_debug ("link %p: new", this);
priv->state = PINOS_LINK_STATE_INIT;
this->properties = properties;
this->state = PINOS_LINK_STATE_INIT;
this->input = input;
this->output = output;
pinos_signal_init (&this->notify_state);
pinos_signal_init (&this->port_unlinked);
this->activate = link_activate;
this->deactivate = link_deactivate;
impl->format_filter = format_filter;
impl->iface = pinos_link1_skeleton_new ();
impl->input_port_destroy.notify = on_input_port_destroy;
pinos_signal_add (&this->input->object.destroy_signal, &impl->input_port_destroy);
impl->output_port_destroy.notify = on_output_port_destroy;
pinos_signal_add (&this->output->object.destroy_signal, &impl->output_port_destroy);
impl->input_async_complete.notify = on_input_async_complete_notify;
pinos_signal_add (&this->input->node->async_complete, &impl->input_async_complete);
impl->output_async_complete.notify = on_output_async_complete_notify;
pinos_signal_add (&this->output->node->async_complete, &impl->output_async_complete);
impl->ifaces[0].type = core->registry.uri.link;
impl->ifaces[0].iface = this;
pinos_object_init (&this->object,
link_destroy,
1,
impl->ifaces);
pinos_registry_add_object (&core->registry, &this->object);
pinos_log_debug ("link %p: constructed %p:%d -> %p:%d", impl,
this->output->node, this->output->port,
this->input->node, this->input->port);
link_register_object (this);
return &this->object;
}
/**
* pinos_link_remove:
* pinos_link_destroy:
* @link: a #PinosLink
*
* Trigger removal of @link
*/
void
pinos_link_remove (PinosLink *this)
pinos_link_destroy (PinosLink *this)
{
pinos_log_debug ("link %p: remove", this);
g_signal_emit (this, signals[SIGNAL_REMOVE], 0, NULL);
pinos_log_debug ("link %p: destroy", this);
pinos_signal_emit (&this->object.destroy_signal, this, NULL);
}
/**
@ -1036,43 +898,23 @@ pinos_link_remove (PinosLink *this)
const gchar *
pinos_link_get_object_path (PinosLink *this)
{
PinosLinkPrivate *priv;
PinosLinkImpl *impl = (PinosLinkImpl *) this;
g_return_val_if_fail (PINOS_IS_LINK (this), NULL);
priv = this->priv;
g_return_val_if_fail (impl, NULL);
return priv->object_path;
return impl->object_path;
}
PinosLinkState
pinos_link_get_state (PinosLink *this,
GError **error)
{
PinosLinkPrivate *priv;
PinosLinkImpl *impl = (PinosLinkImpl *) this;
g_return_val_if_fail (PINOS_IS_LINK (this), PINOS_LINK_STATE_ERROR);
priv = this->priv;
g_return_val_if_fail (impl, PINOS_LINK_STATE_ERROR);
if (error)
*error = priv->error;
*error = impl->error;
return priv->state;
}
gboolean
pinos_link_activate (PinosLink *this)
{
g_return_val_if_fail (PINOS_IS_LINK (this), FALSE);
spa_ringbuffer_init (&this->ringbuffer, SPA_N_ELEMENTS (this->queue));
check_states (this, NULL, SPA_RESULT_OK);
return TRUE;
}
gboolean
pinos_link_deactivate (PinosLink *this)
{
spa_ringbuffer_clear (&this->ringbuffer);
return TRUE;
return impl->state;
}