mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer-rs.git
synced 2024-11-22 01:21:05 +00:00
video: Add AncillaryMeta
bindings
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1393>
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4 changed files with 293 additions and 0 deletions
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@ -18,6 +18,7 @@ external_libraries = [
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]
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generate = [
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"GstVideo.AncillaryMetaField",
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"GstVideo.ColorBalance",
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"GstVideo.ColorBalanceChannel",
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"GstVideo.ColorBalanceType",
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@ -5,6 +5,124 @@
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use glib::{prelude::*, translate::*, GStr};
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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#[derive(Debug, Eq, PartialEq, Ord, PartialOrd, Hash, Clone, Copy)]
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#[non_exhaustive]
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#[doc(alias = "GstAncillaryMetaField")]
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pub enum AncillaryMetaField {
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#[doc(alias = "GST_ANCILLARY_META_FIELD_PROGRESSIVE")]
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Progressive,
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#[doc(alias = "GST_ANCILLARY_META_FIELD_INTERLACED_FIRST")]
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InterlacedFirst,
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#[doc(alias = "GST_ANCILLARY_META_FIELD_INTERLACED_SECOND")]
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InterlacedSecond,
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#[doc(hidden)]
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__Unknown(i32),
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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#[doc(hidden)]
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impl IntoGlib for AncillaryMetaField {
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type GlibType = ffi::GstAncillaryMetaField;
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#[inline]
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fn into_glib(self) -> ffi::GstAncillaryMetaField {
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match self {
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Self::Progressive => ffi::GST_ANCILLARY_META_FIELD_PROGRESSIVE,
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Self::InterlacedFirst => ffi::GST_ANCILLARY_META_FIELD_INTERLACED_FIRST,
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Self::InterlacedSecond => ffi::GST_ANCILLARY_META_FIELD_INTERLACED_SECOND,
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Self::__Unknown(value) => value,
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}
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}
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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#[doc(hidden)]
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impl FromGlib<ffi::GstAncillaryMetaField> for AncillaryMetaField {
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#[inline]
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unsafe fn from_glib(value: ffi::GstAncillaryMetaField) -> Self {
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skip_assert_initialized!();
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match value {
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ffi::GST_ANCILLARY_META_FIELD_PROGRESSIVE => Self::Progressive,
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ffi::GST_ANCILLARY_META_FIELD_INTERLACED_FIRST => Self::InterlacedFirst,
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ffi::GST_ANCILLARY_META_FIELD_INTERLACED_SECOND => Self::InterlacedSecond,
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value => Self::__Unknown(value),
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}
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}
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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impl StaticType for AncillaryMetaField {
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#[inline]
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#[doc(alias = "gst_ancillary_meta_field_get_type")]
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fn static_type() -> glib::Type {
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unsafe { from_glib(ffi::gst_ancillary_meta_field_get_type()) }
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}
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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impl glib::HasParamSpec for AncillaryMetaField {
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type ParamSpec = glib::ParamSpecEnum;
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type SetValue = Self;
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type BuilderFn = fn(&str, Self) -> glib::ParamSpecEnumBuilder<Self>;
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fn param_spec_builder() -> Self::BuilderFn {
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Self::ParamSpec::builder_with_default
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}
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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impl glib::value::ValueType for AncillaryMetaField {
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type Type = Self;
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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unsafe impl<'a> glib::value::FromValue<'a> for AncillaryMetaField {
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type Checker = glib::value::GenericValueTypeChecker<Self>;
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#[inline]
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unsafe fn from_value(value: &'a glib::Value) -> Self {
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skip_assert_initialized!();
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from_glib(glib::gobject_ffi::g_value_get_enum(value.to_glib_none().0))
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}
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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impl ToValue for AncillaryMetaField {
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#[inline]
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fn to_value(&self) -> glib::Value {
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let mut value = glib::Value::for_value_type::<Self>();
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unsafe {
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glib::gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, self.into_glib());
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}
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value
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}
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#[inline]
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fn value_type(&self) -> glib::Type {
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Self::static_type()
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}
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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impl From<AncillaryMetaField> for glib::Value {
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#[inline]
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fn from(v: AncillaryMetaField) -> Self {
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skip_assert_initialized!();
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ToValue::to_value(&v)
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}
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}
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#[derive(Debug, Eq, PartialEq, Ord, PartialOrd, Hash, Clone, Copy)]
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#[non_exhaustive]
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#[doc(alias = "GstColorBalanceType")]
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@ -62,6 +62,9 @@ mod video_sink;
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pub use self::video_sink::VideoSink;
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mod enums;
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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pub use self::enums::AncillaryMetaField;
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pub use self::enums::ColorBalanceType;
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pub use self::enums::NavigationCommand;
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pub use self::enums::NavigationEventType;
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@ -990,6 +990,177 @@ unsafe impl MetaAPI for VideoSeiUserDataUnregisteredMeta {
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}
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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#[repr(transparent)]
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#[doc(alias = "GstAncillaryMeta")]
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pub struct AncillaryMeta(ffi::GstAncillaryMeta);
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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unsafe impl Send for AncillaryMeta {}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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unsafe impl Sync for AncillaryMeta {}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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impl AncillaryMeta {
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#[doc(alias = "gst_buffer_add_ancillary_meta")]
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pub fn add(buffer: &mut gst::BufferRef) -> gst::MetaRefMut<Self, gst::meta::Standalone> {
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skip_assert_initialized!();
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unsafe {
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let meta = ffi::gst_buffer_add_ancillary_meta(buffer.as_mut_ptr());
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Self::from_mut_ptr(buffer, meta)
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}
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}
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#[inline]
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pub fn field(&self) -> crate::AncillaryMetaField {
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unsafe { from_glib(self.0.field) }
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}
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#[inline]
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pub fn set_field(&mut self, field: crate::AncillaryMetaField) {
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self.0.field = field.into_glib();
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}
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#[inline]
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pub fn c_not_y_channel(&self) -> bool {
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unsafe { from_glib(self.0.c_not_y_channel) }
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}
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#[inline]
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pub fn set_c_not_y_channel(&mut self, c_not_y_channel: bool) {
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self.0.c_not_y_channel = c_not_y_channel.into_glib();
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}
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#[inline]
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pub fn line(&self) -> u16 {
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self.0.line
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}
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#[inline]
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pub fn set_line(&mut self, line: u16) {
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self.0.line = line;
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}
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#[inline]
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pub fn offset(&self) -> u16 {
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self.0.offset
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}
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#[inline]
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pub fn set_offset(&mut self, offset: u16) {
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self.0.offset = offset;
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}
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#[inline]
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pub fn did(&self) -> u16 {
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self.0.DID
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}
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#[inline]
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pub fn set_did(&mut self, did: u16) {
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self.0.DID = did;
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}
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#[inline]
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pub fn sdid_block_number(&self) -> u16 {
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self.0.SDID_block_number
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}
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#[inline]
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pub fn set_sdid_block_number(&mut self, sdid_block_number: u16) {
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self.0.SDID_block_number = sdid_block_number;
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}
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#[inline]
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pub fn data_count(&self) -> u16 {
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self.0.data_count
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}
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#[inline]
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pub fn checksum(&self) -> u16 {
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self.0.checksum
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}
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#[inline]
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pub fn set_checksum(&mut self, checksum: u16) {
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self.0.checksum = checksum;
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}
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#[inline]
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pub fn data(&self) -> &[u16] {
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if self.0.data_count & 0xff == 0 {
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return &[];
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}
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unsafe {
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use std::slice;
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slice::from_raw_parts(self.0.data, (self.0.data_count & 0xff) as usize)
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}
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}
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#[inline]
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pub fn data_mut(&mut self) -> &mut [u16] {
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if self.0.data_count & 0xff == 0 {
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return &mut [];
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}
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unsafe {
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use std::slice;
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slice::from_raw_parts_mut(self.0.data, (self.0.data_count & 0xff) as usize)
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}
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}
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#[inline]
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pub fn set_data(&mut self, data: glib::Slice<u16>) {
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unsafe {
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assert!(data.len() < 256);
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self.0.data_count = data.len() as u16;
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self.0.data = data.into_glib_ptr();
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}
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}
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#[inline]
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pub fn set_data_count_upper_two_bits(&mut self, upper_two_bits: u8) {
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assert!(upper_two_bits & !0x03 == 0);
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self.0.data_count = ((upper_two_bits as u16) << 8) | self.0.data_count & 0xff;
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}
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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unsafe impl MetaAPI for AncillaryMeta {
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type GstType = ffi::GstAncillaryMeta;
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#[doc(alias = "gst_ancillary_meta_api_get_type")]
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#[inline]
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fn meta_api() -> glib::Type {
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unsafe { from_glib(ffi::gst_ancillary_meta_api_get_type()) }
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}
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}
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#[cfg(feature = "v1_24")]
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#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
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impl fmt::Debug for AncillaryMeta {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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f.debug_struct("AncillaryMeta")
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.field("field", &self.field())
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.field("c_not_y_channel", &self.c_not_y_channel())
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.field("line", &self.line())
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.field("offset", &self.offset())
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.field("did", &self.did())
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.field("sdid_block_number", &self.sdid_block_number())
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.field("data_count", &self.data_count())
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.field("data", &self.data())
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.field("checksum", &self.checksum())
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.finish()
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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