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Add finalizer for the sink to drop the instance

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This commit is contained in:
Sebastian Dröge 2016-05-15 17:47:38 +03:00
parent 400696fbf8
commit 29965fa8a7
2 changed files with 18 additions and 0 deletions
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13
src/rssink.c
View file

@ -21,6 +21,7 @@ extern gboolean sink_set_uri (void * filesink, const char *uri);
extern char * sink_get_uri (void * filesink);
extern gboolean sink_start (void * filesink);
extern gboolean sink_stop (void * filesink);
extern void sink_drop (void * filesink);
GST_DEBUG_CATEGORY_STATIC (gst_rs_sink_debug);
#define GST_CAT_DEFAULT gst_rs_sink_debug
@ -39,6 +40,7 @@ enum
static void gst_rs_sink_uri_handler_init (gpointer g_iface,
gpointer iface_data);
static void gst_rs_sink_finalize (GObject * object);
static void gst_rs_sink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_rs_sink_get_property (GObject * object, guint prop_id,
@ -64,6 +66,7 @@ gst_rs_sink_class_init (GstRsSinkClass * klass)
gstelement_class = GST_ELEMENT_CLASS (klass);
gstbasesink_class = GST_BASE_SINK_CLASS (klass);
gobject_class->finalize = gst_rs_sink_finalize;
gobject_class->set_property = gst_rs_sink_set_property;
gobject_class->get_property = gst_rs_sink_get_property;
@ -96,6 +99,16 @@ gst_rs_sink_init (GstRsSink * sink, GstRsSinkClass * klass)
sink->instance = data->create_instance ();
}
static void
gst_rs_sink_finalize (GObject * object)
{
GstRsSink *sink = GST_RS_SINK (object);
sink_drop (sink->instance);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gst_rs_sink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)

5
src/rssink.rs
View file

@ -13,6 +13,11 @@ pub trait Sink {
fn render(&mut self, data: &[u8]) -> GstFlowReturn;
}
#[no_mangle]
pub extern "C" fn sink_drop(ptr: *mut Box<Sink>) {
unsafe { Box::from_raw(ptr) };
}
#[no_mangle]
pub extern "C" fn sink_set_uri(ptr: *mut Box<Sink>, uri_ptr: *const c_char) -> GBoolean{
let source: &mut Box<Sink> = unsafe { &mut *ptr };