Trait windows::Win32::Graphics::Imaging::IWICMetadataReader_Impl

pub trait IWICMetadataReader_Impl: Sized {
    // Required methods
    fn GetMetadataFormat(&self) -> Result<GUID>;
    fn GetMetadataHandlerInfo(&self) -> Result<IWICMetadataHandlerInfo>;
    fn GetCount(&self) -> Result<u32>;
    fn GetValueByIndex(
        &self,
        nindex: u32,
        pvarschema: *mut PROPVARIANT,
        pvarid: *mut PROPVARIANT,
        pvarvalue: *mut PROPVARIANT,
    ) -> Result<()>;
    fn GetValue(
        &self,
        pvarschema: *const PROPVARIANT,
        pvarid: *const PROPVARIANT,
        pvarvalue: *mut PROPVARIANT,
    ) -> Result<()>;
    fn GetEnumerator(&self) -> Result<IWICEnumMetadataItem>;
}

Required Methods

fn GetMetadataFormat(&self) -> Result<GUID>

fn GetMetadataHandlerInfo(&self) -> Result<IWICMetadataHandlerInfo>

fn GetCount(&self) -> Result<u32>

fn GetValueByIndex( &self, nindex: u32, pvarschema: *mut PROPVARIANT, pvarid: *mut PROPVARIANT, pvarvalue: *mut PROPVARIANT, ) -> Result<()>

fn GetValue( &self, pvarschema: *const PROPVARIANT, pvarid: *const PROPVARIANT, pvarvalue: *mut PROPVARIANT, ) -> Result<()>

fn GetEnumerator(&self) -> Result<IWICEnumMetadataItem>

Object Safety

This trait is not object safe.

Implementors