use crate::priv_prelude::*;
#[doc(inline)]
pub use gstreamer_video::VideoFormat;

wrap_gst!(VideoConvert, gstreamer::Element);
parent_child!(Element, VideoConvert);

impl Sink for VideoConvert {}
impl Source for VideoConvert {}

impl VideoConvert {
    pub fn new(name: impl AsRef<str>) -> Result<Self> {
        use gstreamer::prelude::*;
        let element = gstreamer::ElementFactory::make("videoconvert")
            .name(name.as_ref())
            .build()
            .change_context(Error)
            .attach("Failed to create videoconvert element")?;
        Ok(VideoConvert { inner: element })
    }

    // pub fn with_caps(mut self, caps: &gstreamer::Caps) -> Self {
    //     use gstreamer::prelude::*;
    //     self.inner.set_property("caps", caps);
    //     self
    // }
    pub fn with_output_format(self, format: VideoFormat) -> Result<Self> {
        use gstreamer::prelude::*;
        let caps = Caps::builder(CapsType::Video)
            .field("format", format.to_str())
            .build();
        self.inner.set_property("caps", &caps.inner);
        // .change_context(Error)
        // .attach("Failed to set output format on videoconvert")?;
        Ok(self)
    }
}