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gl: move control binding proxy implementation from glvideomixer

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This commit is contained in:
Matthew Waters 2016-01-27 19:56:36 +11:00
parent afdc81fe4d
commit adec074d7e
1 changed files with 32 additions and 168 deletions
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200
ext/gl/gstglvideomixer.c
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@ -137,151 +137,6 @@ gst_gl_video_mixer_blend_function_get_type (void)
return mixer_blend_function_type; return mixer_blend_function_type;
} }
typedef struct _GstGLMixerControlBindingProxy GstGLMixerControlBindingProxy;
typedef struct _GstGLMixerControlBindingProxyClass
GstGLMixerControlBindingProxyClass;
struct _GstGLMixerControlBindingProxy
{
GstControlBinding parent;
GstObject *ref_object;
const gchar *property_name;
};
struct _GstGLMixerControlBindingProxyClass
{
GstControlBindingClass parent_class;
};
GType gst_gl_mixer_control_binding_proxy_get_type (void);
#define GST_TYPE_GL_MIXER_CONTROL_BINDING \
(gst_gl_mixer_control_binding_proxy_get_type())
G_DEFINE_TYPE (GstGLMixerControlBindingProxy,
gst_gl_mixer_control_binding_proxy, GST_TYPE_CONTROL_BINDING);
static void
gst_gl_mixer_control_binding_proxy_init (GstGLMixerControlBindingProxy * self)
{
}
static gboolean
gst_gl_mixer_control_binding_proxy_sync_values (GstControlBinding * binding,
GstObject * object, GstClockTime timestamp, GstClockTime last_sync)
{
GstGLMixerControlBindingProxy *self = (GstGLMixerControlBindingProxy *)
binding;
GstControlBinding *ref_binding;
gboolean ret = TRUE;
ref_binding = gst_object_get_control_binding (self->ref_object,
self->property_name);
if (ref_binding) {
ret = gst_control_binding_sync_values (ref_binding, self->ref_object,
timestamp, last_sync);
gst_object_unref (ref_binding);
}
return ret;
}
static GValue *
gst_gl_mixer_control_binding_proxy_get_value (GstControlBinding * binding,
GstClockTime timestamp)
{
GstGLMixerControlBindingProxy *self = (GstGLMixerControlBindingProxy *)
binding;
GstControlBinding *ref_binding;
GValue *ret = NULL;
ref_binding = gst_object_get_control_binding (self->ref_object,
self->property_name);
if (ref_binding) {
ret = gst_control_binding_get_value (ref_binding, timestamp);
gst_object_unref (ref_binding);
}
return ret;
}
static gboolean
gst_gl_mixer_control_binding_proxy_get_value_array (GstControlBinding * binding,
GstClockTime timestamp, GstClockTime interval, guint n_values,
gpointer values)
{
GstGLMixerControlBindingProxy *self = (GstGLMixerControlBindingProxy *)
binding;
GstControlBinding *ref_binding;
gboolean ret = FALSE;
ref_binding = gst_object_get_control_binding (self->ref_object,
self->property_name);
if (ref_binding) {
ret = gst_control_binding_get_value_array (ref_binding, timestamp,
interval, n_values, values);
gst_object_unref (ref_binding);
}
return ret;
}
static gboolean
gst_gl_mixer_control_binding_proxy_get_g_value_array (GstControlBinding *
binding, GstClockTime timestamp, GstClockTime interval, guint n_values,
GValue * values)
{
GstGLMixerControlBindingProxy *self = (GstGLMixerControlBindingProxy *)
binding;
GstControlBinding *ref_binding;
gboolean ret = FALSE;
ref_binding = gst_object_get_control_binding (self->ref_object,
self->property_name);
if (ref_binding) {
ret = gst_control_binding_get_g_value_array (ref_binding, timestamp,
interval, n_values, values);
gst_object_unref (ref_binding);
}
return ret;
}
static void
gst_gl_mixer_control_binding_proxy_class_init
(GstGLMixerControlBindingProxyClass * klass)
{
GstControlBindingClass *cb_class = GST_CONTROL_BINDING_CLASS (klass);
cb_class->sync_values = gst_gl_mixer_control_binding_proxy_sync_values;
cb_class->get_value = gst_gl_mixer_control_binding_proxy_get_value;
cb_class->get_value_array =
gst_gl_mixer_control_binding_proxy_get_value_array;
cb_class->get_g_value_array =
gst_gl_mixer_control_binding_proxy_get_g_value_array;
}
static GstControlBinding *
gst_gl_mixer_control_binding_proxy_new (GstObject * object,
const gchar * property_name, GstObject * ref_object,
const gchar * ref_property_name)
{
GstGLMixerControlBindingProxy *self =
g_object_new (GST_TYPE_GL_MIXER_CONTROL_BINDING, "object", object,
"name", property_name, NULL);
self->ref_object = ref_object;
self->property_name = ref_property_name;
return (GstControlBinding *) self;
}
#define DEFAULT_PAD_XPOS 0 #define DEFAULT_PAD_XPOS 0
#define DEFAULT_PAD_YPOS 0 #define DEFAULT_PAD_YPOS 0
#define DEFAULT_PAD_WIDTH 0 #define DEFAULT_PAD_WIDTH 0
@ -475,35 +330,44 @@ _create_video_mixer_input (GstGLMixerBin * self, GstPad * mixer_pad)
g_object_new (gst_gl_video_mixer_input_get_type (), "name", g_object_new (gst_gl_video_mixer_input_get_type (), "name",
GST_OBJECT_NAME (mixer_pad), "direction", GST_PAD_DIRECTION (mixer_pad), GST_OBJECT_NAME (mixer_pad), "direction", GST_PAD_DIRECTION (mixer_pad),
NULL); NULL);
GstControlBinding *cb;
if (!gst_ghost_pad_construct (GST_GHOST_PAD (input))) { if (!gst_ghost_pad_construct (GST_GHOST_PAD (input))) {
gst_object_unref (input); gst_object_unref (input);
return NULL; return NULL;
} }
#define ADD_PROXY_CONTROL_BINDING(prop) \
cb = gst_gl_mixer_control_binding_proxy_new (GST_OBJECT (mixer_pad), \
prop, GST_OBJECT (input), prop); \
gst_object_add_control_binding (GST_OBJECT (mixer_pad), cb)
ADD_PROXY_CONTROL_BINDING ("zorder"); gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
ADD_PROXY_CONTROL_BINDING ("xpos"); GST_OBJECT (input), "zorder");
ADD_PROXY_CONTROL_BINDING ("ypos"); gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
ADD_PROXY_CONTROL_BINDING ("width"); GST_OBJECT (input), "xpos");
ADD_PROXY_CONTROL_BINDING ("height"); gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
ADD_PROXY_CONTROL_BINDING ("alpha"); GST_OBJECT (input), "ypos");
ADD_PROXY_CONTROL_BINDING ("blend-equation-rgb"); gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
ADD_PROXY_CONTROL_BINDING ("blend-equation-alpha"); GST_OBJECT (input), "width");
ADD_PROXY_CONTROL_BINDING ("blend-function-src-rgb"); gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
ADD_PROXY_CONTROL_BINDING ("blend-function-src-alpha"); GST_OBJECT (input), "height");
ADD_PROXY_CONTROL_BINDING ("blend-function-dst-rgb"); gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
ADD_PROXY_CONTROL_BINDING ("blend-function-dst-alpha"); GST_OBJECT (input), "alpha");
ADD_PROXY_CONTROL_BINDING ("blend-constant-color-red"); gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
ADD_PROXY_CONTROL_BINDING ("blend-constant-color-green"); GST_OBJECT (input), "blend-equation-rgb");
ADD_PROXY_CONTROL_BINDING ("blend-constant-color-blue"); gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
ADD_PROXY_CONTROL_BINDING ("blend-constant-color-alpha"); GST_OBJECT (input), "blend-equation-alpha");
gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
#undef ADD_PROXY_CONTROL_BINDING GST_OBJECT (input), "blend-function-src-rgb");
gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
GST_OBJECT (input), "blend-function-src-alpha");
gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
GST_OBJECT (input), "blend-function-dst-rgb");
gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
GST_OBJECT (input), "blend-function-dst-alpha");
gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
GST_OBJECT (input), "blend-constant-color-red");
gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
GST_OBJECT (input), "blend-constant-color-green");
gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
GST_OBJECT (input), "blend-constant-color-blue");
gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
GST_OBJECT (input), "blend-constant-color-alpha");
input->mixer_pad = mixer_pad; input->mixer_pad = mixer_pad;