video: Add AncillaryMeta bindings

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1394>

gstreamer-video/Gir.toml

@@ -18,6 +18,7 @@ external_libraries = [
 ]
 
 generate = [
+    "GstVideo.AncillaryMetaField",
     "GstVideo.ColorBalance",
     "GstVideo.ColorBalanceChannel",
     "GstVideo.ColorBalanceType",

gstreamer-video/src/auto/enums.rs

@@ -5,6 +5,124 @@
 
 use glib::{prelude::*, translate::*, GStr};
 
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+#[derive(Debug, Eq, PartialEq, Ord, PartialOrd, Hash, Clone, Copy)]
+#[non_exhaustive]
+#[doc(alias = "GstAncillaryMetaField")]
+pub enum AncillaryMetaField {
+    #[doc(alias = "GST_ANCILLARY_META_FIELD_PROGRESSIVE")]
+    Progressive,
+    #[doc(alias = "GST_ANCILLARY_META_FIELD_INTERLACED_FIRST")]
+    InterlacedFirst,
+    #[doc(alias = "GST_ANCILLARY_META_FIELD_INTERLACED_SECOND")]
+    InterlacedSecond,
+    #[doc(hidden)]
+    __Unknown(i32),
+}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+#[doc(hidden)]
+impl IntoGlib for AncillaryMetaField {
+    type GlibType = ffi::GstAncillaryMetaField;
+
+    #[inline]
+    fn into_glib(self) -> ffi::GstAncillaryMetaField {
+        match self {
+            Self::Progressive => ffi::GST_ANCILLARY_META_FIELD_PROGRESSIVE,
+            Self::InterlacedFirst => ffi::GST_ANCILLARY_META_FIELD_INTERLACED_FIRST,
+            Self::InterlacedSecond => ffi::GST_ANCILLARY_META_FIELD_INTERLACED_SECOND,
+            Self::__Unknown(value) => value,
+        }
+    }
+}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+#[doc(hidden)]
+impl FromGlib<ffi::GstAncillaryMetaField> for AncillaryMetaField {
+    #[inline]
+    unsafe fn from_glib(value: ffi::GstAncillaryMetaField) -> Self {
+        skip_assert_initialized!();
+
+        match value {
+            ffi::GST_ANCILLARY_META_FIELD_PROGRESSIVE => Self::Progressive,
+            ffi::GST_ANCILLARY_META_FIELD_INTERLACED_FIRST => Self::InterlacedFirst,
+            ffi::GST_ANCILLARY_META_FIELD_INTERLACED_SECOND => Self::InterlacedSecond,
+            value => Self::__Unknown(value),
+        }
+    }
+}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+impl StaticType for AncillaryMetaField {
+    #[inline]
+    #[doc(alias = "gst_ancillary_meta_field_get_type")]
+    fn static_type() -> glib::Type {
+        unsafe { from_glib(ffi::gst_ancillary_meta_field_get_type()) }
+    }
+}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+impl glib::HasParamSpec for AncillaryMetaField {
+    type ParamSpec = glib::ParamSpecEnum;
+    type SetValue = Self;
+    type BuilderFn = fn(&str, Self) -> glib::ParamSpecEnumBuilder<Self>;
+
+    fn param_spec_builder() -> Self::BuilderFn {
+        Self::ParamSpec::builder_with_default
+    }
+}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+impl glib::value::ValueType for AncillaryMetaField {
+    type Type = Self;
+}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+unsafe impl<'a> glib::value::FromValue<'a> for AncillaryMetaField {
+    type Checker = glib::value::GenericValueTypeChecker<Self>;
+
+    #[inline]
+    unsafe fn from_value(value: &'a glib::Value) -> Self {
+        skip_assert_initialized!();
+        from_glib(glib::gobject_ffi::g_value_get_enum(value.to_glib_none().0))
+    }
+}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+impl ToValue for AncillaryMetaField {
+    #[inline]
+    fn to_value(&self) -> glib::Value {
+        let mut value = glib::Value::for_value_type::<Self>();
+        unsafe {
+            glib::gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, self.into_glib());
+        }
+        value
+    }
+
+    #[inline]
+    fn value_type(&self) -> glib::Type {
+        Self::static_type()
+    }
+}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+impl From<AncillaryMetaField> for glib::Value {
+    #[inline]
+    fn from(v: AncillaryMetaField) -> Self {
+        skip_assert_initialized!();
+        ToValue::to_value(&v)
+    }
+}
+
 #[derive(Debug, Eq, PartialEq, Ord, PartialOrd, Hash, Clone, Copy)]
 #[non_exhaustive]
 #[doc(alias = "GstColorBalanceType")]

gstreamer-video/src/auto/mod.rs

@@ -62,6 +62,9 @@ mod video_sink;
 pub use self::video_sink::VideoSink;
 
 mod enums;
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+pub use self::enums::AncillaryMetaField;
 pub use self::enums::ColorBalanceType;
 pub use self::enums::NavigationCommand;
 pub use self::enums::NavigationEventType;

gstreamer-video/src/video_meta.rs

@@ -990,6 +990,177 @@ unsafe impl MetaAPI for VideoSeiUserDataUnregisteredMeta {
     }
 }
 
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+#[repr(transparent)]
+#[doc(alias = "GstAncillaryMeta")]
+pub struct AncillaryMeta(ffi::GstAncillaryMeta);
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+unsafe impl Send for AncillaryMeta {}
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+unsafe impl Sync for AncillaryMeta {}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+impl AncillaryMeta {
+    #[doc(alias = "gst_buffer_add_ancillary_meta")]
+    pub fn add(buffer: &mut gst::BufferRef) -> gst::MetaRefMut<Self, gst::meta::Standalone> {
+        skip_assert_initialized!();
+        unsafe {
+            let meta = ffi::gst_buffer_add_ancillary_meta(buffer.as_mut_ptr());
+
+            Self::from_mut_ptr(buffer, meta)
+        }
+    }
+
+    #[inline]
+    pub fn field(&self) -> crate::AncillaryMetaField {
+        unsafe { from_glib(self.0.field) }
+    }
+
+    #[inline]
+    pub fn set_field(&mut self, field: crate::AncillaryMetaField) {
+        self.0.field = field.into_glib();
+    }
+
+    #[inline]
+    pub fn c_not_y_channel(&self) -> bool {
+        unsafe { from_glib(self.0.c_not_y_channel) }
+    }
+
+    #[inline]
+    pub fn set_c_not_y_channel(&mut self, c_not_y_channel: bool) {
+        self.0.c_not_y_channel = c_not_y_channel.into_glib();
+    }
+
+    #[inline]
+    pub fn line(&self) -> u16 {
+        self.0.line
+    }
+
+    #[inline]
+    pub fn set_line(&mut self, line: u16) {
+        self.0.line = line;
+    }
+
+    #[inline]
+    pub fn offset(&self) -> u16 {
+        self.0.offset
+    }
+
+    #[inline]
+    pub fn set_offset(&mut self, offset: u16) {
+        self.0.offset = offset;
+    }
+
+    #[inline]
+    pub fn did(&self) -> u16 {
+        self.0.DID
+    }
+
+    #[inline]
+    pub fn set_did(&mut self, did: u16) {
+        self.0.DID = did;
+    }
+
+    #[inline]
+    pub fn sdid_block_number(&self) -> u16 {
+        self.0.SDID_block_number
+    }
+
+    #[inline]
+    pub fn set_sdid_block_number(&mut self, sdid_block_number: u16) {
+        self.0.SDID_block_number = sdid_block_number;
+    }
+
+    #[inline]
+    pub fn data_count(&self) -> u16 {
+        self.0.data_count
+    }
+
+    #[inline]
+    pub fn checksum(&self) -> u16 {
+        self.0.checksum
+    }
+
+    #[inline]
+    pub fn set_checksum(&mut self, checksum: u16) {
+        self.0.checksum = checksum;
+    }
+
+    #[inline]
+    pub fn data(&self) -> &[u16] {
+        if self.0.data_count & 0xff == 0 {
+            return &[];
+        }
+        unsafe {
+            use std::slice;
+
+            slice::from_raw_parts(self.0.data, (self.0.data_count & 0xff) as usize)
+        }
+    }
+
+    #[inline]
+    pub fn data_mut(&mut self) -> &mut [u16] {
+        if self.0.data_count & 0xff == 0 {
+            return &mut [];
+        }
+        unsafe {
+            use std::slice;
+
+            slice::from_raw_parts_mut(self.0.data, (self.0.data_count & 0xff) as usize)
+        }
+    }
+
+    #[inline]
+    pub fn set_data(&mut self, data: glib::Slice<u16>) {
+        unsafe {
+            assert!(data.len() < 256);
+            self.0.data_count = data.len() as u16;
+            self.0.data = data.into_glib_ptr();
+        }
+    }
+
+    #[inline]
+    pub fn set_data_count_upper_two_bits(&mut self, upper_two_bits: u8) {
+        assert!(upper_two_bits & !0x03 == 0);
+        self.0.data_count = ((upper_two_bits as u16) << 8) | self.0.data_count & 0xff;
+    }
+}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+unsafe impl MetaAPI for AncillaryMeta {
+    type GstType = ffi::GstAncillaryMeta;
+
+    #[doc(alias = "gst_ancillary_meta_api_get_type")]
+    #[inline]
+    fn meta_api() -> glib::Type {
+        unsafe { from_glib(ffi::gst_ancillary_meta_api_get_type()) }
+    }
+}
+
+#[cfg(feature = "v1_24")]
+#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
+impl fmt::Debug for AncillaryMeta {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        f.debug_struct("AncillaryMeta")
+            .field("field", &self.field())
+            .field("c_not_y_channel", &self.c_not_y_channel())
+            .field("line", &self.line())
+            .field("offset", &self.offset())
+            .field("did", &self.did())
+            .field("sdid_block_number", &self.sdid_block_number())
+            .field("data_count", &self.data_count())
+            .field("data", &self.data())
+            .field("checksum", &self.checksum())
+            .finish()
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;