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gl: move control binding proxy implementation from glvideomixer
Other elements may need to use it's functionality
This commit is contained in:
Matthew Waters
Tim-Philipp Müller
parent
e3f53deb32
commit
2cef90184e
5 changed files with 248 additions and 168 deletions
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@ -137,151 +137,6 @@ gst_gl_video_mixer_blend_function_get_type (void)
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return mixer_blend_function_type;
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return mixer_blend_function_type;
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}
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}
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typedef struct _GstGLMixerControlBindingProxy GstGLMixerControlBindingProxy;
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typedef struct _GstGLMixerControlBindingProxyClass
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GstGLMixerControlBindingProxyClass;
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struct _GstGLMixerControlBindingProxy
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{
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GstControlBinding parent;
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GstObject *ref_object;
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const gchar *property_name;
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};
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struct _GstGLMixerControlBindingProxyClass
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{
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GstControlBindingClass parent_class;
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};
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GType gst_gl_mixer_control_binding_proxy_get_type (void);
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#define GST_TYPE_GL_MIXER_CONTROL_BINDING \
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(gst_gl_mixer_control_binding_proxy_get_type())
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G_DEFINE_TYPE (GstGLMixerControlBindingProxy,
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gst_gl_mixer_control_binding_proxy, GST_TYPE_CONTROL_BINDING);
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static void
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gst_gl_mixer_control_binding_proxy_init (GstGLMixerControlBindingProxy * self)
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{
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}
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static gboolean
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gst_gl_mixer_control_binding_proxy_sync_values (GstControlBinding * binding,
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GstObject * object, GstClockTime timestamp, GstClockTime last_sync)
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{
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GstGLMixerControlBindingProxy *self = (GstGLMixerControlBindingProxy *)
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binding;
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GstControlBinding *ref_binding;
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gboolean ret = TRUE;
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ref_binding = gst_object_get_control_binding (self->ref_object,
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self->property_name);
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if (ref_binding) {
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ret = gst_control_binding_sync_values (ref_binding, self->ref_object,
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timestamp, last_sync);
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gst_object_unref (ref_binding);
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}
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return ret;
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}
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static GValue *
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gst_gl_mixer_control_binding_proxy_get_value (GstControlBinding * binding,
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GstClockTime timestamp)
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{
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GstGLMixerControlBindingProxy *self = (GstGLMixerControlBindingProxy *)
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binding;
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GstControlBinding *ref_binding;
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GValue *ret = NULL;
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ref_binding = gst_object_get_control_binding (self->ref_object,
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self->property_name);
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if (ref_binding) {
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ret = gst_control_binding_get_value (ref_binding, timestamp);
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gst_object_unref (ref_binding);
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}
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return ret;
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}
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static gboolean
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gst_gl_mixer_control_binding_proxy_get_value_array (GstControlBinding * binding,
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GstClockTime timestamp, GstClockTime interval, guint n_values,
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gpointer values)
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{
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GstGLMixerControlBindingProxy *self = (GstGLMixerControlBindingProxy *)
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binding;
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GstControlBinding *ref_binding;
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gboolean ret = FALSE;
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ref_binding = gst_object_get_control_binding (self->ref_object,
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self->property_name);
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if (ref_binding) {
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ret = gst_control_binding_get_value_array (ref_binding, timestamp,
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interval, n_values, values);
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gst_object_unref (ref_binding);
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}
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return ret;
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}
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static gboolean
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gst_gl_mixer_control_binding_proxy_get_g_value_array (GstControlBinding *
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binding, GstClockTime timestamp, GstClockTime interval, guint n_values,
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GValue * values)
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{
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GstGLMixerControlBindingProxy *self = (GstGLMixerControlBindingProxy *)
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binding;
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GstControlBinding *ref_binding;
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gboolean ret = FALSE;
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ref_binding = gst_object_get_control_binding (self->ref_object,
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self->property_name);
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if (ref_binding) {
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ret = gst_control_binding_get_g_value_array (ref_binding, timestamp,
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interval, n_values, values);
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gst_object_unref (ref_binding);
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}
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return ret;
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}
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static void
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gst_gl_mixer_control_binding_proxy_class_init
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(GstGLMixerControlBindingProxyClass * klass)
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{
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GstControlBindingClass *cb_class = GST_CONTROL_BINDING_CLASS (klass);
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cb_class->sync_values = gst_gl_mixer_control_binding_proxy_sync_values;
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cb_class->get_value = gst_gl_mixer_control_binding_proxy_get_value;
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cb_class->get_value_array =
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gst_gl_mixer_control_binding_proxy_get_value_array;
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cb_class->get_g_value_array =
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gst_gl_mixer_control_binding_proxy_get_g_value_array;
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}
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static GstControlBinding *
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gst_gl_mixer_control_binding_proxy_new (GstObject * object,
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const gchar * property_name, GstObject * ref_object,
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const gchar * ref_property_name)
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{
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GstGLMixerControlBindingProxy *self =
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g_object_new (GST_TYPE_GL_MIXER_CONTROL_BINDING, "object", object,
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"name", property_name, NULL);
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self->ref_object = ref_object;
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self->property_name = ref_property_name;
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return (GstControlBinding *) self;
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}
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#define DEFAULT_PAD_XPOS 0
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#define DEFAULT_PAD_XPOS 0
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#define DEFAULT_PAD_YPOS 0
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#define DEFAULT_PAD_YPOS 0
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#define DEFAULT_PAD_WIDTH 0
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#define DEFAULT_PAD_WIDTH 0
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@ -475,35 +330,44 @@ _create_video_mixer_input (GstGLMixerBin * self, GstPad * mixer_pad)
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g_object_new (gst_gl_video_mixer_input_get_type (), "name",
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g_object_new (gst_gl_video_mixer_input_get_type (), "name",
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GST_OBJECT_NAME (mixer_pad), "direction", GST_PAD_DIRECTION (mixer_pad),
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GST_OBJECT_NAME (mixer_pad), "direction", GST_PAD_DIRECTION (mixer_pad),
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NULL);
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NULL);
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GstControlBinding *cb;
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if (!gst_ghost_pad_construct (GST_GHOST_PAD (input))) {
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if (!gst_ghost_pad_construct (GST_GHOST_PAD (input))) {
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gst_object_unref (input);
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gst_object_unref (input);
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return NULL;
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return NULL;
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}
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}
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#define ADD_PROXY_CONTROL_BINDING(prop) \
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cb = gst_gl_mixer_control_binding_proxy_new (GST_OBJECT (mixer_pad), \
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prop, GST_OBJECT (input), prop); \
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gst_object_add_control_binding (GST_OBJECT (mixer_pad), cb)
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ADD_PROXY_CONTROL_BINDING ("zorder");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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ADD_PROXY_CONTROL_BINDING ("xpos");
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GST_OBJECT (input), "zorder");
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ADD_PROXY_CONTROL_BINDING ("ypos");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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ADD_PROXY_CONTROL_BINDING ("width");
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GST_OBJECT (input), "xpos");
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ADD_PROXY_CONTROL_BINDING ("height");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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ADD_PROXY_CONTROL_BINDING ("alpha");
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GST_OBJECT (input), "ypos");
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ADD_PROXY_CONTROL_BINDING ("blend-equation-rgb");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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ADD_PROXY_CONTROL_BINDING ("blend-equation-alpha");
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GST_OBJECT (input), "width");
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ADD_PROXY_CONTROL_BINDING ("blend-function-src-rgb");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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ADD_PROXY_CONTROL_BINDING ("blend-function-src-alpha");
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GST_OBJECT (input), "height");
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ADD_PROXY_CONTROL_BINDING ("blend-function-dst-rgb");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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ADD_PROXY_CONTROL_BINDING ("blend-function-dst-alpha");
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GST_OBJECT (input), "alpha");
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ADD_PROXY_CONTROL_BINDING ("blend-constant-color-red");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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ADD_PROXY_CONTROL_BINDING ("blend-constant-color-green");
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GST_OBJECT (input), "blend-equation-rgb");
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ADD_PROXY_CONTROL_BINDING ("blend-constant-color-blue");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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ADD_PROXY_CONTROL_BINDING ("blend-constant-color-alpha");
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GST_OBJECT (input), "blend-equation-alpha");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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#undef ADD_PROXY_CONTROL_BINDING
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GST_OBJECT (input), "blend-function-src-rgb");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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GST_OBJECT (input), "blend-function-src-alpha");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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GST_OBJECT (input), "blend-function-dst-rgb");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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GST_OBJECT (input), "blend-function-dst-alpha");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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GST_OBJECT (input), "blend-constant-color-red");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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GST_OBJECT (input), "blend-constant-color-green");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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GST_OBJECT (input), "blend-constant-color-blue");
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gst_gl_object_add_control_binding_proxy (GST_OBJECT (mixer_pad),
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GST_OBJECT (input), "blend-constant-color-alpha");
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input->mixer_pad = mixer_pad;
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input->mixer_pad = mixer_pad;
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@ -35,6 +35,7 @@ libgstgl_@GST_API_VERSION@_la_SOURCES = \
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gstglviewconvert.c \
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gstglviewconvert.c \
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gstgloverlaycompositor.c \
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gstgloverlaycompositor.c \
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gstglquery.c \
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gstglquery.c \
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gstglcontrolbindingproxy.c \
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gstglsl_private.h \
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gstglsl_private.h \
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utils/opengl_versions.h
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utils/opengl_versions.h
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@ -66,6 +67,7 @@ libgstgl_@GST_API_VERSION@include_HEADERS = \
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gstglviewconvert.h \
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gstglviewconvert.h \
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gstgloverlaycompositor.h \
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gstgloverlaycompositor.h \
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gstglquery.h \
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gstglquery.h \
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gstglcontrolbindingproxy.h \
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gstgl_fwd.h \
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gstgl_fwd.h \
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gstgl_enums.h \
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gstgl_enums.h \
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gl.h
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gl.h
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@ -53,5 +53,6 @@
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#include <gst/gl/gstglsyncmeta.h>
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#include <gst/gl/gstglsyncmeta.h>
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#include <gst/gl/gstgloverlaycompositor.h>
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#include <gst/gl/gstgloverlaycompositor.h>
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#include <gst/gl/gstglquery.h>
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#include <gst/gl/gstglquery.h>
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#include <gst/gl/gstglcontrolbindingproxy.h>
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#endif /* __GST_GL_H__ */
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#endif /* __GST_GL_H__ */
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155
gst-libs/gst/gl/gstglcontrolbindingproxy.c
Normal file
155
gst-libs/gst/gl/gstglcontrolbindingproxy.c
Normal file
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@ -0,0 +1,155 @@
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/*
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* GStreamer
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* Copyright (C) 2016 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstglcontrolbindingproxy.h"
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G_DEFINE_TYPE (GstGLControlBindingProxy,
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gst_gl_control_binding_proxy, GST_TYPE_CONTROL_BINDING);
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static void
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gst_gl_control_binding_proxy_init (GstGLControlBindingProxy * self)
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{
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}
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static gboolean
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gst_gl_control_binding_proxy_sync_values (GstControlBinding * binding,
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GstObject * object, GstClockTime timestamp, GstClockTime last_sync)
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{
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GstGLControlBindingProxy *self = (GstGLControlBindingProxy *)
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binding;
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GstControlBinding *ref_binding;
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gboolean ret = TRUE;
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ref_binding = gst_object_get_control_binding (self->ref_object,
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self->property_name);
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if (ref_binding) {
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ret = gst_control_binding_sync_values (ref_binding, self->ref_object,
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timestamp, last_sync);
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gst_object_unref (ref_binding);
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}
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return ret;
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}
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static GValue *
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gst_gl_control_binding_proxy_get_value (GstControlBinding * binding,
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GstClockTime timestamp)
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{
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GstGLControlBindingProxy *self = (GstGLControlBindingProxy *)
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binding;
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GstControlBinding *ref_binding;
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GValue *ret = NULL;
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ref_binding = gst_object_get_control_binding (self->ref_object,
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self->property_name);
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if (ref_binding) {
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ret = gst_control_binding_get_value (ref_binding, timestamp);
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gst_object_unref (ref_binding);
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}
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return ret;
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}
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static gboolean
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gst_gl_control_binding_proxy_get_value_array (GstControlBinding * binding,
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GstClockTime timestamp, GstClockTime interval, guint n_values,
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gpointer values)
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{
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GstGLControlBindingProxy *self = (GstGLControlBindingProxy *)
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binding;
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GstControlBinding *ref_binding;
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gboolean ret = FALSE;
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ref_binding = gst_object_get_control_binding (self->ref_object,
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self->property_name);
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if (ref_binding) {
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ret = gst_control_binding_get_value_array (ref_binding, timestamp,
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interval, n_values, values);
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gst_object_unref (ref_binding);
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}
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return ret;
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}
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static gboolean
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gst_gl_control_binding_proxy_get_g_value_array (GstControlBinding *
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||||||
|
binding, GstClockTime timestamp, GstClockTime interval, guint n_values,
|
||||||
|
GValue * values)
|
||||||
|
{
|
||||||
|
GstGLControlBindingProxy *self = (GstGLControlBindingProxy *)
|
||||||
|
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_control_binding_proxy_class_init
|
||||||
|
(GstGLControlBindingProxyClass * klass)
|
||||||
|
{
|
||||||
|
GstControlBindingClass *cb_class = GST_CONTROL_BINDING_CLASS (klass);
|
||||||
|
|
||||||
|
cb_class->sync_values = gst_gl_control_binding_proxy_sync_values;
|
||||||
|
cb_class->get_value = gst_gl_control_binding_proxy_get_value;
|
||||||
|
cb_class->get_value_array = gst_gl_control_binding_proxy_get_value_array;
|
||||||
|
cb_class->get_g_value_array = gst_gl_control_binding_proxy_get_g_value_array;
|
||||||
|
}
|
||||||
|
|
||||||
|
GstControlBinding *
|
||||||
|
gst_gl_control_binding_proxy_new (GstObject * object,
|
||||||
|
const gchar * property_name, GstObject * ref_object,
|
||||||
|
const gchar * ref_property_name)
|
||||||
|
{
|
||||||
|
GstGLControlBindingProxy *self =
|
||||||
|
g_object_new (GST_TYPE_GL_CONTROL_BINDING_PROXY, "object", object,
|
||||||
|
"name", property_name, NULL);
|
||||||
|
|
||||||
|
self->ref_object = ref_object;
|
||||||
|
self->property_name = ref_property_name;
|
||||||
|
|
||||||
|
return (GstControlBinding *) self;
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
gst_gl_object_add_control_binding_proxy (GstObject * object,
|
||||||
|
GstObject * ref_object, const gchar * prop)
|
||||||
|
{
|
||||||
|
GstControlBinding *cb;
|
||||||
|
|
||||||
|
cb = gst_gl_control_binding_proxy_new (object, prop, ref_object, prop);
|
||||||
|
gst_object_add_control_binding (object, cb);
|
||||||
|
}
|
||||||
58
gst-libs/gst/gl/gstglcontrolbindingproxy.h
Normal file
58
gst-libs/gst/gl/gstglcontrolbindingproxy.h
Normal file
|
|
@ -0,0 +1,58 @@
|
||||||
|
/*
|
||||||
|
* GStreamer
|
||||||
|
* Copyright (C) 2016 Matthew Waters <matthew@centricular.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 __GST_GL_PROXY_CONTROL_BINDING_H__
|
||||||
|
#define __GST_GL_PROXY_CONTROL_BINDING_H__
|
||||||
|
|
||||||
|
#include <gst/gl/gl.h>
|
||||||
|
|
||||||
|
G_BEGIN_DECLS
|
||||||
|
|
||||||
|
GType gst_gl_control_binding_proxy_get_type (void);
|
||||||
|
#define GST_TYPE_GL_CONTROL_BINDING_PROXY (gst_gl_control_binding_proxy_get_type())
|
||||||
|
|
||||||
|
typedef struct _GstGLControlBindingProxy GstGLControlBindingProxy;
|
||||||
|
typedef struct _GstGLControlBindingProxyClass GstGLControlBindingProxyClass;
|
||||||
|
|
||||||
|
struct _GstGLControlBindingProxy
|
||||||
|
{
|
||||||
|
GstControlBinding parent;
|
||||||
|
|
||||||
|
GstObject *ref_object;
|
||||||
|
const gchar *property_name;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct _GstGLControlBindingProxyClass
|
||||||
|
{
|
||||||
|
GstControlBindingClass parent_class;
|
||||||
|
};
|
||||||
|
|
||||||
|
GstControlBinding * gst_gl_control_binding_proxy_new (GstObject * object,
|
||||||
|
const gchar * property_name,
|
||||||
|
GstObject * ref_object,
|
||||||
|
const gchar * ref_property_name);
|
||||||
|
|
||||||
|
void gst_gl_object_add_control_binding_proxy (GstObject * object,
|
||||||
|
GstObject * ref_object,
|
||||||
|
const gchar * prop);
|
||||||
|
|
||||||
|
G_END_DECLS
|
||||||
|
|
||||||
|
#endif /* __GST_GL_PROXY_CONTROL_BINDING_H__ */
|
||||||
Loading…
Reference in a new issue