GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "gstcontrolbinding", 0, \
"dynamic parameter control source attachment");
+static GObject *gst_control_binding_constructor (GType type,
+ guint n_construct_params, GObjectConstructParam * construct_params);
+static void gst_control_binding_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec);
+static void gst_control_binding_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec);
+static void gst_control_binding_dispose (GObject * object);
+static void gst_control_binding_finalize (GObject * object);
+
G_DEFINE_ABSTRACT_TYPE_WITH_CODE (GstControlBinding, gst_control_binding,
GST_TYPE_OBJECT, _do_init);
+enum
+{
+ PROP_0,
+ PROP_OBJECT,
+ PROP_NAME,
+ PROP_LAST
+};
+
+static GParamSpec *properties[PROP_LAST];
+
static void
gst_control_binding_class_init (GstControlBindingClass * klass)
{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+
+ gobject_class->constructor = gst_control_binding_constructor;
+ gobject_class->set_property = gst_control_binding_set_property;
+ gobject_class->get_property = gst_control_binding_get_property;
+ gobject_class->dispose = gst_control_binding_dispose;
+ gobject_class->finalize = gst_control_binding_finalize;
+
+ properties[PROP_OBJECT] =
+ g_param_spec_object ("object", "Object",
+ "The object of the property", GST_TYPE_OBJECT,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
+
+ properties[PROP_NAME] =
+ g_param_spec_string ("name", "Name", "The name of the property", NULL,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
+
+
+ g_object_class_install_properties (gobject_class, PROP_LAST, properties);
}
static void
{
}
+static GObject *
+gst_control_binding_constructor (GType type, guint n_construct_params,
+ GObjectConstructParam * construct_params)
+{
+ GstControlBinding *self;
+ GParamSpec *pspec;
+
+ self = GST_CONTROL_BINDING (G_OBJECT_CLASS (gst_control_binding_parent_class)
+ ->constructor (type, n_construct_params, construct_params));
+
+ GST_INFO_OBJECT (self->object, "trying to put property '%s' under control",
+ self->name);
+
+ /* check if the object has a property of that name */
+ if ((pspec =
+ g_object_class_find_property (G_OBJECT_GET_CLASS (self->object),
+ self->name))) {
+ GST_DEBUG_OBJECT (self->object, " psec->flags : 0x%08x", pspec->flags);
+
+ /* check if this param is witable && controlable && !construct-only */
+ if ((pspec->flags & (G_PARAM_WRITABLE | GST_PARAM_CONTROLLABLE |
+ G_PARAM_CONSTRUCT_ONLY)) ==
+ (G_PARAM_WRITABLE | GST_PARAM_CONTROLLABLE)) {
+ self->pspec = pspec;
+ }
+ } else {
+ GST_WARNING_OBJECT (self->object, "class '%s' has no property '%s'",
+ G_OBJECT_TYPE_NAME (self->object), self->name);
+ }
+ return (GObject *) self;
+}
+
+static void
+gst_control_binding_dispose (GObject * object)
+{
+ GstControlBinding *self = GST_CONTROL_BINDING (object);
+
+ if (self->object)
+ gst_object_replace (&self->object, NULL);
+}
+
+static void
+gst_control_binding_finalize (GObject * object)
+{
+ GstControlBinding *self = GST_CONTROL_BINDING (object);
+
+ g_free (self->name);
+}
+
+static void
+gst_control_binding_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstControlBinding *self = GST_CONTROL_BINDING (object);
+
+ switch (prop_id) {
+ case PROP_OBJECT:
+ self->object = g_value_dup_object (value);
+ break;
+ case PROP_NAME:
+ self->name = g_value_dup_string (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_control_binding_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstControlBinding *self = GST_CONTROL_BINDING (object);
+
+ switch (prop_id) {
+ case PROP_OBJECT:
+ g_value_set_object (value, self->object);
+ break;
+ case PROP_NAME:
+ g_value_set_string (value, self->name);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
/* functions */
/**
GParamSpec *pspec; /* GParamSpec for this property */
/*< private >*/
+ GstObject *object; /* GstObject owning the property
+ * (== parent when bound) */
gboolean disabled;
gpointer _gst_reserved[GST_PADDING];
gpointer _gst_reserved[GST_PADDING];
};
+#define GST_CONTROL_BINDING_PSPEC(cb) (((GstControlBinding *) cb)->pspec)
+
GType gst_control_binding_get_type (void);
/* Functions */
#define GST_CAT_DEFAULT control_binding_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
+static GObject *gst_control_binding_argb_constructor (GType type,
+ guint n_construct_params, GObjectConstructParam * construct_params);
+static void gst_control_binding_argb_set_property (GObject * object,
+ guint prop_id, const GValue * value, GParamSpec * pspec);
+static void gst_control_binding_argb_get_property (GObject * object,
+ guint prop_id, GValue * value, GParamSpec * pspec);
static void gst_control_binding_argb_dispose (GObject * object);
static void gst_control_binding_argb_finalize (GObject * object);
G_DEFINE_TYPE_WITH_CODE (GstControlBindingARGB, gst_control_binding_argb,
GST_TYPE_CONTROL_BINDING, _do_init);
+enum
+{
+ PROP_0,
+ PROP_CS_A,
+ PROP_CS_R,
+ PROP_CS_G,
+ PROP_CS_B,
+ PROP_LAST
+};
+
+static GParamSpec *properties[PROP_LAST];
+
+/* vmethods */
+
static void
gst_control_binding_argb_class_init (GstControlBindingARGBClass * klass)
{
GstControlBindingClass *control_binding_class =
GST_CONTROL_BINDING_CLASS (klass);
+ gobject_class->constructor = gst_control_binding_argb_constructor;
+ gobject_class->set_property = gst_control_binding_argb_set_property;
+ gobject_class->get_property = gst_control_binding_argb_get_property;
gobject_class->dispose = gst_control_binding_argb_dispose;
gobject_class->finalize = gst_control_binding_argb_finalize;
control_binding_class->get_value = gst_control_binding_argb_get_value;
control_binding_class->get_value_array =
gst_control_binding_argb_get_value_array;
+
+ properties[PROP_CS_A] =
+ g_param_spec_object ("control-source-a", "ControlSource A",
+ "The control source for the alpha color component",
+ GST_TYPE_CONTROL_SOURCE,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
+
+ properties[PROP_CS_R] =
+ g_param_spec_object ("control-source-r", "ControlSource R",
+ "The control source for the red color component",
+ GST_TYPE_CONTROL_SOURCE,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
+
+ properties[PROP_CS_G] =
+ g_param_spec_object ("control-source-g", "ControlSource G",
+ "The control source for the green color component",
+ GST_TYPE_CONTROL_SOURCE,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
+
+ properties[PROP_CS_B] =
+ g_param_spec_object ("control-source-b", "ControlSource B",
+ "The control source for the blue color component",
+ GST_TYPE_CONTROL_SOURCE,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
+
+ g_object_class_install_properties (gobject_class, PROP_LAST, properties);
}
static void
{
}
+static GObject *
+gst_control_binding_argb_constructor (GType type, guint n_construct_params,
+ GObjectConstructParam * construct_params)
+{
+ GstControlBindingARGB *self;
+
+ self =
+ GST_CONTROL_BINDING_ARGB (G_OBJECT_CLASS
+ (gst_control_binding_argb_parent_class)
+ ->constructor (type, n_construct_params, construct_params));
+
+ if (GST_CONTROL_BINDING_PSPEC (self)) {
+ if (!(G_PARAM_SPEC_VALUE_TYPE (GST_CONTROL_BINDING_PSPEC (self)) ==
+ G_TYPE_UINT)) {
+ GST_WARNING ("can't bind to paramspec type '%s'",
+ G_PARAM_SPEC_TYPE_NAME (GST_CONTROL_BINDING_PSPEC (self)));
+ GST_CONTROL_BINDING_PSPEC (self) = NULL;
+ } else {
+ g_value_init (&self->cur_value, G_TYPE_UINT);
+ }
+ }
+ return (GObject *) self;
+}
+
+static void
+gst_control_binding_argb_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstControlBindingARGB *self = GST_CONTROL_BINDING_ARGB (object);
+
+ switch (prop_id) {
+ case PROP_CS_A:
+ self->cs_a = g_value_get_object (value);
+ break;
+ case PROP_CS_R:
+ self->cs_r = g_value_get_object (value);
+ break;
+ case PROP_CS_G:
+ self->cs_r = g_value_get_object (value);
+ break;
+ case PROP_CS_B:
+ self->cs_g = g_value_get_object (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_control_binding_argb_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstControlBindingARGB *self = GST_CONTROL_BINDING_ARGB (object);
+
+ switch (prop_id) {
+ case PROP_CS_A:
+ g_value_set_object (value, self->cs_a);
+ break;
+ case PROP_CS_R:
+ g_value_set_object (value, self->cs_r);
+ break;
+ case PROP_CS_G:
+ g_value_set_object (value, self->cs_g);
+ break;
+ case PROP_CS_B:
+ g_value_set_object (value, self->cs_b);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
static void
gst_control_binding_argb_dispose (GObject * object)
{
gboolean ret = TRUE;
g_return_val_if_fail (GST_IS_CONTROL_BINDING_ARGB (self), FALSE);
+ g_return_val_if_fail (GST_CONTROL_BINDING_PSPEC (self), FALSE);
GST_LOG_OBJECT (object, "property '%s' at ts=%" GST_TIME_FORMAT,
_self->name, GST_TIME_ARGS (timestamp));
g_return_val_if_fail (GST_IS_CONTROL_BINDING_ARGB (self), NULL);
g_return_val_if_fail (GST_CLOCK_TIME_IS_VALID (timestamp), NULL);
+ g_return_val_if_fail (GST_CONTROL_BINDING_PSPEC (self), FALSE);
/* get current value via control source */
if (self->cs_a)
g_return_val_if_fail (GST_CLOCK_TIME_IS_VALID (timestamp), FALSE);
g_return_val_if_fail (GST_CLOCK_TIME_IS_VALID (interval), FALSE);
g_return_val_if_fail (values, FALSE);
+ g_return_val_if_fail (GST_CONTROL_BINDING_PSPEC (self), FALSE);
if (self->cs_a) {
src_val_a = g_new0 (gdouble, n_values);
return ret;
}
-/* mapping function */
+/* functions */
/**
* gst_control_binding_argb_new:
GstControlSource * cs_a, GstControlSource * cs_r, GstControlSource * cs_g,
GstControlSource * cs_b)
{
- GstControlBindingARGB *self = NULL;
- GParamSpec *pspec;
-
- GST_INFO_OBJECT (object, "trying to put property '%s' under control",
- property_name);
-
- /* check if the object has a property of that name */
- if ((pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (object),
- property_name))) {
- GST_DEBUG_OBJECT (object, " psec->flags : 0x%08x", pspec->flags);
-
- /* check if this param is witable && controlable && !construct-only */
- g_return_val_if_fail ((pspec->flags & (G_PARAM_WRITABLE |
- GST_PARAM_CONTROLLABLE | G_PARAM_CONSTRUCT_ONLY)) ==
- (G_PARAM_WRITABLE | GST_PARAM_CONTROLLABLE), NULL);
-
- g_return_val_if_fail (G_PARAM_SPEC_VALUE_TYPE (pspec) == G_TYPE_UINT, NULL);
-
- if ((self = (GstControlBindingARGB *)
- g_object_newv (GST_TYPE_CONTROL_BINDING_ARGB, 0, NULL))) {
- // move below to construct()
- ((GstControlBinding *) self)->pspec = pspec;
- ((GstControlBinding *) self)->name = pspec->name;
- if (cs_a)
- self->cs_a = gst_object_ref (cs_a);
- if (cs_r)
- self->cs_r = gst_object_ref (cs_r);
- if (cs_g)
- self->cs_g = gst_object_ref (cs_g);
- if (cs_b)
- self->cs_b = gst_object_ref (cs_b);
-
- g_value_init (&self->cur_value, G_TYPE_UINT);
- }
- } else {
- GST_WARNING_OBJECT (object, "class '%s' has no property '%s'",
- G_OBJECT_TYPE_NAME (object), property_name);
- }
- return (GstControlBinding *) self;
+ return (GstControlBinding *) g_object_new (GST_TYPE_CONTROL_BINDING_ARGB,
+ "object", object, "name", property_name,
+ "control-source-a", cs_a,
+ "control-source-r", cs_r,
+ "control-source-g", cs_g, "control-source-b", cs_b, NULL);
}
/* functions */
#define GST_CAT_DEFAULT control_binding_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
+static GObject *gst_control_binding_direct_constructor (GType type,
+ guint n_construct_params, GObjectConstructParam * construct_params);
+static void gst_control_binding_direct_set_property (GObject * object,
+ guint prop_id, const GValue * value, GParamSpec * pspec);
+static void gst_control_binding_direct_get_property (GObject * object,
+ guint prop_id, GValue * value, GParamSpec * pspec);
static void gst_control_binding_direct_dispose (GObject * object);
static void gst_control_binding_direct_finalize (GObject * object);
G_DEFINE_TYPE_WITH_CODE (GstControlBindingDirect, gst_control_binding_direct,
GST_TYPE_CONTROL_BINDING, _do_init);
+enum
+{
+ PROP_0,
+ PROP_CS,
+ PROP_LAST
+};
+
+static GParamSpec *properties[PROP_LAST];
+
+/* mapping functions */
+
+#define DEFINE_CONVERT(type,Type,TYPE) \
+static void \
+convert_to_##type (GstControlBindingDirect *self, gdouble s, GValue *d) \
+{ \
+ GParamSpec##Type *pspec = G_PARAM_SPEC_##TYPE (((GstControlBinding *)self)->pspec); \
+ g##type v; \
+ \
+ s = CLAMP (s, 0.0, 1.0); \
+ v = pspec->minimum + (g##type) ((pspec->maximum - pspec->minimum) * s); \
+ g_value_set_##type (d, v); \
+}
+
+DEFINE_CONVERT (int, Int, INT);
+DEFINE_CONVERT (uint, UInt, UINT);
+DEFINE_CONVERT (long, Long, LONG);
+DEFINE_CONVERT (ulong, ULong, ULONG);
+DEFINE_CONVERT (int64, Int64, INT64);
+DEFINE_CONVERT (uint64, UInt64, UINT64);
+DEFINE_CONVERT (float, Float, FLOAT);
+DEFINE_CONVERT (double, Double, DOUBLE);
+
+static void
+convert_to_boolean (GstControlBindingDirect * self, gdouble s, GValue * d)
+{
+ s = CLAMP (s, 0.0, 1.0);
+ g_value_set_boolean (d, (gboolean) (s + 0.5));
+}
+
+static void
+convert_to_enum (GstControlBindingDirect * self, gdouble s, GValue * d)
+{
+ GParamSpecEnum *pspec =
+ G_PARAM_SPEC_ENUM (((GstControlBinding *) self)->pspec);
+ GEnumClass *e = pspec->enum_class;
+ gint v;
+
+ s = CLAMP (s, 0.0, 1.0);
+ v = s * (e->n_values - 1);
+ g_value_set_enum (d, e->values[v].value);
+}
+
+/* vmethods */
+
static void
gst_control_binding_direct_class_init (GstControlBindingDirectClass * klass)
{
GstControlBindingClass *control_binding_class =
GST_CONTROL_BINDING_CLASS (klass);
+ gobject_class->constructor = gst_control_binding_direct_constructor;
+ gobject_class->set_property = gst_control_binding_direct_set_property;
+ gobject_class->get_property = gst_control_binding_direct_get_property;
gobject_class->dispose = gst_control_binding_direct_dispose;
gobject_class->finalize = gst_control_binding_direct_finalize;
control_binding_class->get_value = gst_control_binding_direct_get_value;
control_binding_class->get_value_array =
gst_control_binding_direct_get_value_array;
+
+ properties[PROP_CS] =
+ g_param_spec_object ("control-source", "ControlSource",
+ "The control source",
+ GST_TYPE_CONTROL_SOURCE,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
+
+ g_object_class_install_properties (gobject_class, PROP_LAST, properties);
}
static void
{
}
+static GObject *
+gst_control_binding_direct_constructor (GType type, guint n_construct_params,
+ GObjectConstructParam * construct_params)
+{
+ GstControlBindingDirect *self;
+
+ self =
+ GST_CONTROL_BINDING_DIRECT (G_OBJECT_CLASS
+ (gst_control_binding_direct_parent_class)
+ ->constructor (type, n_construct_params, construct_params));
+
+ if (GST_CONTROL_BINDING_PSPEC (self)) {
+ GType type, base;
+
+ base = type = G_PARAM_SPEC_VALUE_TYPE (GST_CONTROL_BINDING_PSPEC (self));
+ g_value_init (&self->cur_value, type);
+ while ((type = g_type_parent (type)))
+ base = type;
+
+ GST_DEBUG (" using type %s", g_type_name (base));
+
+ // select mapping function
+ switch (base) {
+ case G_TYPE_INT:
+ self->convert = convert_to_int;
+ break;
+ case G_TYPE_UINT:
+ self->convert = convert_to_uint;
+ break;
+ case G_TYPE_LONG:
+ self->convert = convert_to_long;
+ break;
+ case G_TYPE_ULONG:
+ self->convert = convert_to_ulong;
+ break;
+ case G_TYPE_INT64:
+ self->convert = convert_to_int64;
+ break;
+ case G_TYPE_UINT64:
+ self->convert = convert_to_uint64;
+ break;
+ case G_TYPE_FLOAT:
+ self->convert = convert_to_float;
+ break;
+ case G_TYPE_DOUBLE:
+ self->convert = convert_to_double;
+ break;
+ case G_TYPE_BOOLEAN:
+ self->convert = convert_to_boolean;
+ break;
+ case G_TYPE_ENUM:
+ self->convert = convert_to_enum;
+ break;
+ default:
+ GST_WARNING ("incomplete implementation for paramspec type '%s'",
+ G_PARAM_SPEC_TYPE_NAME (GST_CONTROL_BINDING_PSPEC (self)));
+ GST_CONTROL_BINDING_PSPEC (self) = NULL;
+ break;
+ }
+ }
+ return (GObject *) self;
+}
+
+static void
+gst_control_binding_direct_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstControlBindingDirect *self = GST_CONTROL_BINDING_DIRECT (object);
+
+ switch (prop_id) {
+ case PROP_CS:
+ self->cs = g_value_get_object (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_control_binding_direct_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstControlBindingDirect *self = GST_CONTROL_BINDING_DIRECT (object);
+
+ switch (prop_id) {
+ case PROP_CS:
+ g_value_set_object (value, self->cs);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
static void
gst_control_binding_direct_dispose (GObject * object)
{
GstControlBindingDirect *self = GST_CONTROL_BINDING_DIRECT (object);
- if (self->csource)
- gst_object_replace ((GstObject **) & self->csource, NULL);
+ if (self->cs)
+ gst_object_replace ((GstObject **) & self->cs, NULL);
}
static void
gboolean ret;
g_return_val_if_fail (GST_IS_CONTROL_BINDING_DIRECT (self), FALSE);
+ g_return_val_if_fail (GST_CONTROL_BINDING_PSPEC (self), FALSE);
GST_LOG_OBJECT (object, "property '%s' at ts=%" GST_TIME_FORMAT,
_self->name, GST_TIME_ARGS (timestamp));
- ret = gst_control_source_get_value (self->csource, timestamp, &src_val);
+ ret = gst_control_source_get_value (self->cs, timestamp, &src_val);
if (G_LIKELY (ret)) {
GST_LOG_OBJECT (object, " new value %lf", src_val);
/* always set the value for first time, but then only if it changed
g_return_val_if_fail (GST_IS_CONTROL_BINDING_DIRECT (self), NULL);
g_return_val_if_fail (GST_CLOCK_TIME_IS_VALID (timestamp), NULL);
+ g_return_val_if_fail (GST_CONTROL_BINDING_PSPEC (self), FALSE);
/* get current value via control source */
- if (gst_control_source_get_value (self->csource, timestamp, &src_val)) {
+ if (gst_control_source_get_value (self->cs, timestamp, &src_val)) {
dst_val = g_new0 (GValue, 1);
g_value_init (dst_val, G_PARAM_SPEC_VALUE_TYPE (_self->pspec));
self->convert (self, src_val, dst_val);
g_return_val_if_fail (GST_CLOCK_TIME_IS_VALID (timestamp), FALSE);
g_return_val_if_fail (GST_CLOCK_TIME_IS_VALID (interval), FALSE);
g_return_val_if_fail (values, FALSE);
+ g_return_val_if_fail (GST_CONTROL_BINDING_PSPEC (self), FALSE);
convert = self->convert;
type = G_PARAM_SPEC_VALUE_TYPE (_self->pspec);
src_val = g_new0 (gdouble, n_values);
- if ((res = gst_control_source_get_value_array (self->csource, timestamp,
+ if ((res = gst_control_source_get_value_array (self->cs, timestamp,
interval, n_values, src_val))) {
for (i = 0; i < n_values; i++) {
if (!isnan (src_val[i])) {
return res;
}
-/* mapping functions */
-#define DEFINE_CONVERT(type,Type,TYPE) \
-static void \
-convert_to_##type (GstControlBindingDirect *self, gdouble s, GValue *d) \
-{ \
- GParamSpec##Type *pspec = G_PARAM_SPEC_##TYPE (((GstControlBinding *)self)->pspec); \
- g##type v; \
- \
- s = CLAMP (s, 0.0, 1.0); \
- v = pspec->minimum + (g##type) ((pspec->maximum - pspec->minimum) * s); \
- g_value_set_##type (d, v); \
-}
-
-DEFINE_CONVERT (int, Int, INT);
-DEFINE_CONVERT (uint, UInt, UINT);
-DEFINE_CONVERT (long, Long, LONG);
-DEFINE_CONVERT (ulong, ULong, ULONG);
-DEFINE_CONVERT (int64, Int64, INT64);
-DEFINE_CONVERT (uint64, UInt64, UINT64);
-DEFINE_CONVERT (float, Float, FLOAT);
-DEFINE_CONVERT (double, Double, DOUBLE);
-
-static void
-convert_to_boolean (GstControlBindingDirect * self, gdouble s, GValue * d)
-{
- s = CLAMP (s, 0.0, 1.0);
- g_value_set_boolean (d, (gboolean) (s + 0.5));
-}
-
-static void
-convert_to_enum (GstControlBindingDirect * self, gdouble s, GValue * d)
-{
- GParamSpecEnum *pspec =
- G_PARAM_SPEC_ENUM (((GstControlBinding *) self)->pspec);
- GEnumClass *e = pspec->enum_class;
- gint v;
-
- s = CLAMP (s, 0.0, 1.0);
- v = s * (e->n_values - 1);
- g_value_set_enum (d, e->values[v].value);
-}
+/* functions */
/**
* gst_control_binding_direct_new:
*/
GstControlBinding *
gst_control_binding_direct_new (GstObject * object, const gchar * property_name,
- GstControlSource * csource)
+ GstControlSource * cs)
{
- GstControlBindingDirect *self = NULL;
- GParamSpec *pspec;
-
- GST_INFO_OBJECT (object, "trying to put property '%s' under control",
- property_name);
-
- /* check if the object has a property of that name */
- if ((pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (object),
- property_name))) {
- GST_DEBUG_OBJECT (object, " psec->flags : 0x%08x", pspec->flags);
-
- /* check if this param is witable && controlable && !construct-only */
- g_return_val_if_fail ((pspec->flags & (G_PARAM_WRITABLE |
- GST_PARAM_CONTROLLABLE | G_PARAM_CONSTRUCT_ONLY)) ==
- (G_PARAM_WRITABLE | GST_PARAM_CONTROLLABLE), NULL);
-
- if ((self = (GstControlBindingDirect *)
- g_object_newv (GST_TYPE_CONTROL_BINDING_DIRECT, 0, NULL))) {
- GType type = G_PARAM_SPEC_VALUE_TYPE (pspec), base;
-
- // add pspec as a construction parameter and move below to construct()
- ((GstControlBinding *) self)->pspec = pspec;
- ((GstControlBinding *) self)->name = pspec->name;
- self->csource = gst_object_ref (csource);
-
- g_value_init (&self->cur_value, type);
-
- base = type = G_PARAM_SPEC_VALUE_TYPE (pspec);
- while ((type = g_type_parent (type)))
- base = type;
-
- GST_DEBUG_OBJECT (object, " using type %s", g_type_name (base));
-
- // select mapping function
- // FIXME: only select mapping if super class hasn't set any?
- switch (base) {
- case G_TYPE_INT:
- self->convert = convert_to_int;
- break;
- case G_TYPE_UINT:
- self->convert = convert_to_uint;
- break;
- case G_TYPE_LONG:
- self->convert = convert_to_long;
- break;
- case G_TYPE_ULONG:
- self->convert = convert_to_ulong;
- break;
- case G_TYPE_INT64:
- self->convert = convert_to_int64;
- break;
- case G_TYPE_UINT64:
- self->convert = convert_to_uint64;
- break;
- case G_TYPE_FLOAT:
- self->convert = convert_to_float;
- break;
- case G_TYPE_DOUBLE:
- self->convert = convert_to_double;
- break;
- case G_TYPE_BOOLEAN:
- self->convert = convert_to_boolean;
- break;
- case G_TYPE_ENUM:
- self->convert = convert_to_enum;
- break;
- default:
- // FIXME: return NULL?
- GST_WARNING ("incomplete implementation for paramspec type '%s'",
- G_PARAM_SPEC_TYPE_NAME (pspec));
- break;
- }
- }
- } else {
- GST_WARNING_OBJECT (object, "class '%s' has no property '%s'",
- G_OBJECT_TYPE_NAME (object), property_name);
- }
- return (GstControlBinding *) self;
-}
-
-/* functions */
-
-/**
- * gst_control_binding_direct_get_control_source:
- * @self: the control binding
- *
- * Get the control source.
- *
- * Returns: the control source. Unref when done with it.
- */
-GstControlSource *
-gst_control_binding_direct_get_control_source (GstControlBindingDirect * self)
-{
- g_return_val_if_fail (GST_IS_CONTROL_BINDING_DIRECT (self), NULL);
- return g_object_ref (self->csource);
+ return (GstControlBinding *) g_object_new (GST_TYPE_CONTROL_BINDING_DIRECT,
+ "object", object, "name", property_name, "control-source", cs, NULL);
}
GstControlBinding parent;
/*< private >*/
- GstControlSource *csource; /* GstControlSource for this property */
+ GstControlSource *cs; /* GstControlSource for this property */
GValue cur_value;
gdouble last_value;
/* Functions */
GstControlBinding * gst_control_binding_direct_new (GstObject * object, const gchar * property_name,
- GstControlSource * csource);
-
-GstControlSource * gst_control_binding_direct_get_control_source (GstControlBindingDirect * self);
-
+ GstControlSource * cs);
G_END_DECLS
#endif /* __GST_CONTROL_BINDING_DIRECT_H__ */
return TRUE;
}
-
static void
gst_test_control_source_init (GstTestControlSource * self)
{
return test_countrol_source_type;
}
+/* test control binding */
+
+#define GST_TYPE_TEST_CONTROL_BINDING (gst_test_control_binding_get_type ())
+#define GST_TEST_CONTROL_BINDING(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_TEST_CONTROL_BINDING, GstTestControlBinding))
+#define GST_TEST_CONTROL_BINDING_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_TEST_CONTROL_BINDING, GstTestControlBindingClass))
+#define GST_IS_TEST_CONTROL_BINDING(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_TEST_CONTROL_BINDING))
+#define GST_IS_TEST_CONTROL_BINDING_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_TEST_CONTROL_BINDING))
+#define GST_TEST_CONTROL_BINDING_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_TEST_CONTROL_BINDING, GstTestControlBindingClass))
+
+typedef struct _GstTestControlBinding GstTestControlBinding;
+typedef struct _GstTestControlBindingClass GstTestControlBindingClass;
+
+struct _GstTestControlBinding
+{
+ GstControlBinding parent;
+
+ GstControlSource *cs;
+};
+struct _GstTestControlBindingClass
+{
+ GstControlBindingClass parent_class;
+};
+
+static GType gst_test_control_binding_get_type (void);
+
+static GstControlBinding *
+gst_test_control_binding_new (GstObject * object, const gchar * property_name,
+ GstControlSource * cs)
+{
+ GstTestControlBinding *self;
+ self = (GstTestControlBinding *) g_object_new (GST_TYPE_TEST_CONTROL_BINDING,
+ "object", object, "name", property_name, NULL);
+
+ self->cs = gst_object_ref (cs);
+
+ return (GstControlBinding *) self;
+}
+static GstControlSource *
+gst_test_control_binding_get_control_source (GstTestControlBinding * self)
+{
+ g_return_val_if_fail (GST_IS_TEST_CONTROL_BINDING (self), NULL);
+
+ return self->cs ? gst_object_ref (self->cs) : NULL;
+}
+
+static GType
+gst_test_control_binding_get_type (void)
+{
+ static volatile gsize test_countrol_source_type = 0;
+
+ if (g_once_init_enter (&test_countrol_source_type)) {
+ GType type;
+ static const GTypeInfo info = {
+ (guint16) sizeof (GstTestControlBindingClass),
+ NULL, // base_init
+ NULL, // base_finalize
+ NULL, // class_init
+ NULL, // class_finalize
+ NULL, // class_data
+ (guint16) sizeof (GstTestControlBinding),
+ 0, // n_preallocs
+ NULL, // instance_init
+ NULL // value_table
+ };
+ type =
+ g_type_register_static (GST_TYPE_CONTROL_BINDING,
+ "GstTestControlBinding", &info, 0);
+ g_once_init_leave (&test_countrol_source_type, type);
+ }
+ return test_countrol_source_type;
+}
static void
GstTestControlSource *cs;
GstControlBinding *cb;
- elem = gst_element_factory_make ("fakesrc", NULL);
+ elem = gst_element_factory_make ("testobj", NULL);
cs = gst_test_control_source_new ();
/* that property should not exist */
- cb = gst_control_binding_direct_new (GST_OBJECT (elem), "_schrompf_",
+ cb = gst_test_control_binding_new (GST_OBJECT (elem), "_schrompf_",
GST_CONTROL_SOURCE (cs));
- fail_unless (cb == NULL, NULL);
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb) == NULL, NULL);
+ gst_object_unref (cb);
gst_object_unref (cs);
gst_object_unref (elem);
}
cs = gst_test_control_source_new ();
/* that property should exist and but is readonly */
- ASSERT_CRITICAL (cb = gst_control_binding_direct_new (GST_OBJECT (elem),
- "readonly", GST_CONTROL_SOURCE (cs)));
- fail_unless (cb == NULL, NULL);
+ cb = gst_test_control_binding_new (GST_OBJECT (elem), "readonly",
+ GST_CONTROL_SOURCE (cs));
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb) == NULL, NULL);
+ gst_object_unref (cb);
gst_object_unref (cs);
gst_object_unref (elem);
}
cs = gst_test_control_source_new ();
/* that property should exist and but is not controlable */
- ASSERT_CRITICAL (cb = gst_control_binding_direct_new (GST_OBJECT (elem),
- "static", GST_CONTROL_SOURCE (cs)));
- fail_unless (cb == NULL, NULL);
+ cb = gst_test_control_binding_new (GST_OBJECT (elem), "static",
+ GST_CONTROL_SOURCE (cs));
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb) == NULL, NULL);
+ gst_object_unref (cb);
gst_object_unref (cs);
gst_object_unref (elem);
}
cs = gst_test_control_source_new ();
/* that property should exist and but is construct-only */
- ASSERT_CRITICAL (cb =
- gst_control_binding_direct_new (GST_OBJECT (elem), "construct-only",
- GST_CONTROL_SOURCE (cs)));
- fail_unless (cb == NULL, NULL);
+ cb = gst_test_control_binding_new (GST_OBJECT (elem), "construct-only",
+ GST_CONTROL_SOURCE (cs));
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb) == NULL, NULL);
+ gst_object_unref (cb);
gst_object_unref (cs);
gst_object_unref (elem);
}
cs = gst_test_control_source_new ();
/* that property should exist and should be controllable */
- cb = gst_control_binding_direct_new (GST_OBJECT (elem), "int",
+ cb = gst_test_control_binding_new (GST_OBJECT (elem), "int",
GST_CONTROL_SOURCE (cs));
- fail_unless (cb != NULL, NULL);
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb) != NULL, NULL);
gst_object_unref (cb);
gst_object_unref (cs);
cs2 = gst_test_control_source_new ();
/* these properties should exist and should be controllable */
- cb1 = gst_control_binding_direct_new (GST_OBJECT (elem), "int",
+ cb1 = gst_test_control_binding_new (GST_OBJECT (elem), "int",
GST_CONTROL_SOURCE (cs1));
- fail_unless (cb1 != NULL, NULL);
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb1) != NULL, NULL);
- cb2 = gst_control_binding_direct_new (GST_OBJECT (elem), "boolean",
+ cb2 = gst_test_control_binding_new (GST_OBJECT (elem), "boolean",
GST_CONTROL_SOURCE (cs2));
- fail_unless (cb2 != NULL, NULL);
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb2) != NULL, NULL);
gst_object_unref (cb1);
gst_object_unref (cb2);
cs = gst_test_control_source_new ();
/* that property should exist and should be controllable */
- cb = gst_control_binding_direct_new (GST_OBJECT (elem), "int",
+ cb = gst_test_control_binding_new (GST_OBJECT (elem), "int",
GST_CONTROL_SOURCE (cs));
- fail_unless (cb != NULL, NULL);
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb) != NULL, NULL);
cb = gst_object_ref (cb);
res = gst_object_add_control_binding (GST_OBJECT (elem), cb);
fail_unless_equals_int (G_OBJECT (cs)->ref_count, 1);
- cb = gst_control_binding_direct_new (GST_OBJECT (elem), "int", cs);
- fail_unless (cb != NULL, NULL);
+ cb = gst_test_control_binding_new (GST_OBJECT (elem), "int", cs);
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb) != NULL, NULL);
fail_unless_equals_int (G_OBJECT (cs)->ref_count, 2);
fail_unless (gst_object_add_control_binding (GST_OBJECT (elem), cb));
test_cb = gst_object_get_control_binding (GST_OBJECT (elem), "int");
fail_unless (test_cb != NULL, NULL);
- test_cs = gst_control_binding_get_control_source (cb);
+ test_cs =
+ gst_test_control_binding_get_control_source (GST_TEST_CONTROL_BINDING
+ (test_cb));
fail_unless (test_cs != NULL, NULL);
fail_unless (test_cs == cs);
fail_unless_equals_int (G_OBJECT (cs)->ref_count, 3);
GST_END_TEST;
-/* tests if we can bnd a control source twice */
+/* tests if we can bind a control source twice */
GST_START_TEST (controller_bind_twice)
{
GstElement *elem;
cs = (GstControlSource *) gst_test_control_source_new ();
fail_unless (cs != NULL, NULL);
- cb1 = gst_control_binding_direct_new (GST_OBJECT (elem), "int", cs);
- fail_unless (cb1 != NULL, NULL);
- cb2 = gst_control_binding_direct_new (GST_OBJECT (elem), "double", cs);
- fail_unless (cb2 != NULL, NULL);
+ cb1 = gst_test_control_binding_new (GST_OBJECT (elem), "int", cs);
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb1) != NULL, NULL);
+ cb2 = gst_test_control_binding_new (GST_OBJECT (elem), "double", cs);
+ fail_unless (GST_CONTROL_BINDING_PSPEC (cb2) != NULL, NULL);
gst_object_unref (cb1);
gst_object_unref (cb2);
GST_END_TEST;
-/* tests synching a value */
-GST_START_TEST (controller_sync1)
-{
- GstElement *elem;
- GstTestControlSource *csource;
-
- elem = gst_element_factory_make ("testobj", NULL);
-
- csource = gst_test_control_source_new ();
- fail_unless (csource != NULL, NULL);
-
- fail_unless (gst_object_add_control_binding (GST_OBJECT (elem),
- gst_control_binding_direct_new (GST_OBJECT (elem), "int",
- (GstControlSource *) csource)));
-
- csource->value = 0.5;
- fail_unless (gst_object_sync_values (GST_OBJECT (elem), 0LL));
- fail_unless_equals_int (GST_TEST_OBJ (elem)->val_int, 50);
-
- gst_object_unref (csource);
-
- gst_object_unref (elem);
-}
-
-GST_END_TEST;
-
-/* tests synching a value */
-GST_START_TEST (controller_sync2)
-{
- GstElement *elem;
- GstTestControlSource *csource;
-
- elem = gst_element_factory_make ("testobj", NULL);
-
- csource = gst_test_control_source_new ();
- fail_unless (csource != NULL, NULL);
-
- fail_unless (gst_object_add_control_binding (GST_OBJECT (elem),
- gst_control_binding_direct_new (GST_OBJECT (elem), "int",
- (GstControlSource *) csource)));
- fail_unless (gst_object_add_control_binding (GST_OBJECT (elem),
- gst_control_binding_direct_new (GST_OBJECT (elem), "double",
- (GstControlSource *) csource)));
-
- csource->value = 0.5;
- fail_unless (gst_object_sync_values (GST_OBJECT (elem), 0LL));
- fail_unless_equals_int (GST_TEST_OBJ (elem)->val_int, 50);
- fail_unless_equals_float (GST_TEST_OBJ (elem)->val_double, 50.0);
-
- gst_object_unref (csource);
-
- gst_object_unref (elem);
-}
-
-GST_END_TEST;
-
static Suite *
gst_controller_suite (void)
tcase_add_test (tc, controller_any_gobject);
tcase_add_test (tc, controller_controlsource_refcounts);
tcase_add_test (tc, controller_bind_twice);
- tcase_add_test (tc, controller_sync1);
- tcase_add_test (tc, controller_sync2);
return s;
}
EXPORTS
+ gst_control_binding_argb_get_type
+ gst_control_binding_argb_new
+ gst_control_binding_direct_get_type
+ gst_control_binding_direct_new
gst_interpolation_control_source_get_type
gst_interpolation_control_source_new
gst_interpolation_mode_get_type
projects / platform / upstream / gstreamer.git / commitdiff