Method eq

rustcv-core/src/pixel_format.rs:146–151

(&self, other: &PixelFormat)

impl PartialEq<PixelFormat> for FourCC {
    fn eq(&self, other: &PixelFormat) -> bool {
        match other {
            PixelFormat::Known(cc) => self == cc,
            PixelFormat::Unknown(val) => self.0 == *val,
        }
    }
}

// 反向比较也加上