Add Iterator bindings

Gir_Gst.toml

@@ -54,12 +54,14 @@ generate = [
     "Gst.SegmentFlags",
     "Gst.PadMode",
     "Gst.SchedulingFlags",
+    "Gst.IteratorResult",
 ]
 
 manual = [
     "GLib.Error",
     "GLib.Source",
     "Gst.Structure",
+    "Gst.Iterator",
 ]
 
 [[object]]

gstreamer/src/auto/bin.rs

@@ -2,6 +2,7 @@
 // DO NOT EDIT
 
 use Element;
+use Iterator;
 use Object;
 use Pad;
 use PadDirection;
@@ -57,17 +58,17 @@ pub trait BinExt {
     //#[cfg(feature = "v1_10")]
     //fn get_suppressed_flags(&self) -> /*Ignored*/ElementFlags;
 
-    //fn iterate_all_by_interface(&self, iface: glib::types::Type) -> /*Ignored*/Option<Iterator>;
+    fn iterate_all_by_interface(&self, iface: glib::types::Type) -> Option<Iterator>;
 
-    //fn iterate_elements(&self) -> /*Ignored*/Option<Iterator>;
+    fn iterate_elements(&self) -> Option<Iterator>;
 
-    //fn iterate_recurse(&self) -> /*Ignored*/Option<Iterator>;
+    fn iterate_recurse(&self) -> Option<Iterator>;
 
-    //fn iterate_sinks(&self) -> /*Ignored*/Option<Iterator>;
+    fn iterate_sinks(&self) -> Option<Iterator>;
 
-    //fn iterate_sorted(&self) -> /*Ignored*/Option<Iterator>;
+    fn iterate_sorted(&self) -> Option<Iterator>;
 
-    //fn iterate_sources(&self) -> /*Ignored*/Option<Iterator>;
+    fn iterate_sources(&self) -> Option<Iterator>;
 
     fn recalculate_latency(&self) -> Result<(), glib::error::BoolError>;
 
@@ -141,29 +142,41 @@ impl<O: IsA<Bin> + IsA<glib::object::Object>> BinExt for O {
     //    unsafe { TODO: call ffi::gst_bin_get_suppressed_flags() }
     //}
 
-    //fn iterate_all_by_interface(&self, iface: glib::types::Type) -> /*Ignored*/Option<Iterator> {
+    fn iterate_all_by_interface(&self, iface: glib::types::Type) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_bin_iterate_all_by_interface() }
+        unsafe {
-    //}
+            from_glib_full(ffi::gst_bin_iterate_all_by_interface(self.to_glib_none().0, iface.to_glib()))
+        }
+    }
 
-    //fn iterate_elements(&self) -> /*Ignored*/Option<Iterator> {
+    fn iterate_elements(&self) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_bin_iterate_elements() }
+        unsafe {
-    //}
+            from_glib_full(ffi::gst_bin_iterate_elements(self.to_glib_none().0))
+        }
+    }
 
-    //fn iterate_recurse(&self) -> /*Ignored*/Option<Iterator> {
+    fn iterate_recurse(&self) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_bin_iterate_recurse() }
+        unsafe {
-    //}
+            from_glib_full(ffi::gst_bin_iterate_recurse(self.to_glib_none().0))
+        }
+    }
 
-    //fn iterate_sinks(&self) -> /*Ignored*/Option<Iterator> {
+    fn iterate_sinks(&self) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_bin_iterate_sinks() }
+        unsafe {
-    //}
+            from_glib_full(ffi::gst_bin_iterate_sinks(self.to_glib_none().0))
+        }
+    }
 
-    //fn iterate_sorted(&self) -> /*Ignored*/Option<Iterator> {
+    fn iterate_sorted(&self) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_bin_iterate_sorted() }
+        unsafe {
-    //}
+            from_glib_full(ffi::gst_bin_iterate_sorted(self.to_glib_none().0))
+        }
+    }
 
-    //fn iterate_sources(&self) -> /*Ignored*/Option<Iterator> {
+    fn iterate_sources(&self) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_bin_iterate_sources() }
+        unsafe {
-    //}
+            from_glib_full(ffi::gst_bin_iterate_sources(self.to_glib_none().0))
+        }
+    }
 
     fn recalculate_latency(&self) -> Result<(), glib::error::BoolError> {
         unsafe {

gstreamer/src/auto/element.rs

@@ -8,6 +8,7 @@ use ClockTime;
 use ElementFactory;
 use Error;
 use Format;
+use Iterator;
 use Message;
 use Object;
 use Pad;
@@ -129,11 +130,11 @@ pub trait ElementExt {
 
     fn is_locked_state(&self) -> bool;
 
-    //fn iterate_pads(&self) -> /*Ignored*/Option<Iterator>;
+    fn iterate_pads(&self) -> Option<Iterator>;
 
-    //fn iterate_sink_pads(&self) -> /*Ignored*/Option<Iterator>;
+    fn iterate_sink_pads(&self) -> Option<Iterator>;
 
-    //fn iterate_src_pads(&self) -> /*Ignored*/Option<Iterator>;
+    fn iterate_src_pads(&self) -> Option<Iterator>;
 
     fn link<P: IsA<Element>>(&self, dest: &P) -> Result<(), glib::error::BoolError>;
 
@@ -347,17 +348,23 @@ impl<O: IsA<Element> + IsA<glib::object::Object>> ElementExt for O {
         }
     }
 
-    //fn iterate_pads(&self) -> /*Ignored*/Option<Iterator> {
+    fn iterate_pads(&self) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_element_iterate_pads() }
+        unsafe {
-    //}
+            from_glib_full(ffi::gst_element_iterate_pads(self.to_glib_none().0))
+        }
+    }
 
-    //fn iterate_sink_pads(&self) -> /*Ignored*/Option<Iterator> {
+    fn iterate_sink_pads(&self) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_element_iterate_sink_pads() }
+        unsafe {
-    //}
+            from_glib_full(ffi::gst_element_iterate_sink_pads(self.to_glib_none().0))
+        }
+    }
 
-    //fn iterate_src_pads(&self) -> /*Ignored*/Option<Iterator> {
+    fn iterate_src_pads(&self) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_element_iterate_src_pads() }
+        unsafe {
-    //}
+            from_glib_full(ffi::gst_element_iterate_src_pads(self.to_glib_none().0))
+        }
+    }
 
     fn link<P: IsA<Element>>(&self, dest: &P) -> Result<(), glib::error::BoolError> {
         unsafe {

gstreamer/src/auto/enums.rs

@@ -479,6 +479,69 @@ impl SetValue for Format {
     }
 }
 
+#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
+pub enum IteratorResult {
+    Done,
+    Ok,
+    Resync,
+    Error,
+    #[doc(hidden)]
+    __Unknown(i32),
+}
+
+#[doc(hidden)]
+impl ToGlib for IteratorResult {
+    type GlibType = ffi::GstIteratorResult;
+
+    fn to_glib(&self) -> ffi::GstIteratorResult {
+        match *self {
+            IteratorResult::Done => ffi::GST_ITERATOR_DONE,
+            IteratorResult::Ok => ffi::GST_ITERATOR_OK,
+            IteratorResult::Resync => ffi::GST_ITERATOR_RESYNC,
+            IteratorResult::Error => ffi::GST_ITERATOR_ERROR,
+            IteratorResult::__Unknown(value) => unsafe{std::mem::transmute(value)}
+        }
+    }
+}
+
+#[doc(hidden)]
+impl FromGlib<ffi::GstIteratorResult> for IteratorResult {
+    fn from_glib(value: ffi::GstIteratorResult) -> Self {
+        skip_assert_initialized!();
+        match value as i32 {
+            0 => IteratorResult::Done,
+            1 => IteratorResult::Ok,
+            2 => IteratorResult::Resync,
+            3 => IteratorResult::Error,
+            value => IteratorResult::__Unknown(value),
+        }
+    }
+}
+
+impl StaticType for IteratorResult {
+    fn static_type() -> Type {
+        unsafe { from_glib(ffi::gst_iterator_result_get_type()) }
+    }
+}
+
+impl<'a> FromValueOptional<'a> for IteratorResult {
+    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
+        Some(FromValue::from_value(value))
+    }
+}
+
+impl<'a> FromValue<'a> for IteratorResult {
+    unsafe fn from_value(value: &Value) -> Self {
+        from_glib(std::mem::transmute::<i32, ffi::GstIteratorResult>(gobject_ffi::g_value_get_enum(value.to_glib_none().0)))
+    }
+}
+
+impl SetValue for IteratorResult {
+    unsafe fn set_value(value: &mut Value, this: &Self) {
+        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib() as i32)
+    }
+}
+
 #[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
 pub enum LibraryError {
     Failed,

gstreamer/src/auto/mod.rs

@@ -90,6 +90,7 @@ pub use self::enums::CapsIntersectMode;
 pub use self::enums::CoreError;
 pub use self::enums::FlowReturn;
 pub use self::enums::Format;
+pub use self::enums::IteratorResult;
 pub use self::enums::LibraryError;
 pub use self::enums::PadDirection;
 pub use self::enums::PadLinkReturn;

gstreamer/src/auto/pad.rs

@@ -5,6 +5,7 @@ use Caps;
 use Element;
 use FlowReturn;
 use Format;
+use Iterator;
 use Object;
 use PadDirection;
 use PadLinkReturn;
@@ -128,9 +129,9 @@ pub trait PadExt {
 
     fn is_linked(&self) -> bool;
 
-    //fn iterate_internal_links(&self) -> /*Ignored*/Option<Iterator>;
+    fn iterate_internal_links(&self) -> Option<Iterator>;
 
-    //fn iterate_internal_links_default<'a, P: IsA<Object> + 'a, Q: Into<Option<&'a P>>>(&self, parent: Q) -> /*Ignored*/Option<Iterator>;
+    fn iterate_internal_links_default<'a, P: IsA<Object> + 'a, Q: Into<Option<&'a P>>>(&self, parent: Q) -> Option<Iterator>;
 
     fn link<P: IsA<Pad>>(&self, sinkpad: &P) -> PadLinkReturn;
 
@@ -380,13 +381,19 @@ impl<O: IsA<Pad> + IsA<glib::object::Object>> PadExt for O {
         }
     }
 
-    //fn iterate_internal_links(&self) -> /*Ignored*/Option<Iterator> {
+    fn iterate_internal_links(&self) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_pad_iterate_internal_links() }
+        unsafe {
-    //}
+            from_glib_full(ffi::gst_pad_iterate_internal_links(self.to_glib_none().0))
+        }
+    }
 
-    //fn iterate_internal_links_default<'a, P: IsA<Object> + 'a, Q: Into<Option<&'a P>>>(&self, parent: Q) -> /*Ignored*/Option<Iterator> {
+    fn iterate_internal_links_default<'a, P: IsA<Object> + 'a, Q: Into<Option<&'a P>>>(&self, parent: Q) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_pad_iterate_internal_links_default() }
+        let parent = parent.into();
-    //}
+        let parent = parent.to_glib_none();
+        unsafe {
+            from_glib_full(ffi::gst_pad_iterate_internal_links_default(self.to_glib_none().0, parent.0))
+        }
+    }
 
     fn link<P: IsA<Pad>>(&self, sinkpad: &P) -> PadLinkReturn {
         unsafe {

gstreamer/src/auto/proxy_pad.rs

@@ -1,6 +1,7 @@
 // This file was generated by gir (a01311c+) from gir-files (???)
 // DO NOT EDIT
 
+use Iterator;
 use Object;
 use Pad;
 use ffi;
@@ -24,9 +25,14 @@ impl ProxyPad {
     //    unsafe { TODO: call ffi::gst_proxy_pad_chain_list_default() }
     //}
 
-    //pub fn iterate_internal_links_default<'a, P: IsA<Pad>, Q: IsA<Object> + 'a, R: Into<Option<&'a Q>>>(pad: &P, parent: R) -> /*Ignored*/Option<Iterator> {
+    pub fn iterate_internal_links_default<'a, P: IsA<Pad>, Q: IsA<Object> + 'a, R: Into<Option<&'a Q>>>(pad: &P, parent: R) -> Option<Iterator> {
-    //    unsafe { TODO: call ffi::gst_proxy_pad_iterate_internal_links_default() }
+        skip_assert_initialized!();
-    //}
+        let parent = parent.into();
+        let parent = parent.to_glib_none();
+        unsafe {
+            from_glib_full(ffi::gst_proxy_pad_iterate_internal_links_default(pad.to_glib_none().0, parent.0))
+        }
+    }
 }
 
 unsafe impl Send for ProxyPad {}

gstreamer/src/iterator.rs

@@ -0,0 +1,43 @@
+// This file was generated by gir (a01311c+) from gir-files (???)
+// DO NOT EDIT
+
+use ffi;
+use glib::translate::*;
+use glib_ffi;
+use gobject_ffi;
+use std::mem;
+use std::ptr;
+use glib::Value;
+use IteratorResult;
+
+glib_wrapper! {
+    pub struct Iterator(Boxed<ffi::GstIterator>);
+
+    match fn {
+        copy => |ptr| ffi::gst_iterator_copy(mut_override(ptr)),
+        free => |ptr| ffi::gst_iterator_free(ptr),
+        get_type => || ffi::gst_iterator_get_type(),
+    }
+}
+
+impl Iterator {
+    pub fn next(&mut self) -> Result<Value, IteratorResult> {
+        unsafe {
+            let mut value = Value::uninitialized();
+            let res = from_glib(ffi::gst_iterator_next(self.to_glib_none_mut().0, value.to_glib_none_mut().0));
+            if res == IteratorResult::Ok {
+                Ok(value)
+            } else {
+                Err(res)
+            }
+        }
+    }
+
+    pub fn resync(&mut self) {
+        unsafe {
+            ffi::gst_iterator_resync(self.to_glib_none_mut().0);
+        }
+    }
+}
+
+unsafe impl Send for Iterator {}

gstreamer/src/lib.rs

@@ -77,6 +77,8 @@ pub use element::ElementExtManual;
 pub use bin::BinExtManual;
 pub use pad::{PadExtManual, PadProbeId, PadProbeInfo, PadProbeData, PAD_PROBE_ID_INVALID};
 pub use gobject::GObjectExtManualGst;
+mod iterator;
+pub use self::iterator::Iterator;
 
 mod value;
 pub use value::*;