util/picture: add picture::Type

src/lib.rs

@@ -12,6 +12,7 @@ pub use util::rational::Rational;
 pub use util::color_space::ColorSpace;
 pub use util::color_range::ColorRange;
 pub use util::media;
+pub use util::picture;
 pub use util::frame::{self, Frame};
 
 pub mod format;

src/util/mod.rs

@@ -2,6 +2,7 @@ pub mod dictionary;
 pub mod error;
 pub mod rational;
 pub mod media;
+pub mod picture;
 pub mod color_space;
 pub mod color_range;
 pub mod sample_format;

src/util/picture.rs

@@ -0,0 +1,43 @@
+use ffi::*;
+
+#[derive(Eq, PartialEq, Clone, Copy, Debug)]
+pub enum Type {
+	None,
+	I,
+	P,
+	B,
+	S,
+	SI,
+	SP,
+	BI
+}
+
+impl From<AVPictureType> for Type {
+	fn from(value: AVPictureType) -> Type {
+		match value {
+			AV_PICTURE_TYPE_NONE => Type::None,
+			AV_PICTURE_TYPE_I    => Type::I,
+			AV_PICTURE_TYPE_P    => Type::P,
+			AV_PICTURE_TYPE_B    => Type::B,
+			AV_PICTURE_TYPE_S    => Type::S,
+			AV_PICTURE_TYPE_SI   => Type::SI,
+			AV_PICTURE_TYPE_SP   => Type::SP,
+			AV_PICTURE_TYPE_BI   => Type::BI
+		}
+	}
+}
+
+impl Into<AVPictureType> for Type {
+	fn into(self) -> AVPictureType {
+		match self {
+			Type::None => AV_PICTURE_TYPE_NONE,
+			Type::I    => AV_PICTURE_TYPE_I,
+			Type::P    => AV_PICTURE_TYPE_P,
+			Type::B    => AV_PICTURE_TYPE_B,
+			Type::S    => AV_PICTURE_TYPE_S,
+			Type::SI   => AV_PICTURE_TYPE_SI,
+			Type::SP   => AV_PICTURE_TYPE_SP,
+			Type::BI   => AV_PICTURE_TYPE_BI
+		}
+	}
+}