Trait windows::Win32::Media::MediaFoundation::IMFAttributes_Impl

pub trait IMFAttributes_Impl: Sized {
    // Required methods
    fn GetItem(
        &self,
        guidkey: *const GUID,
        pvalue: *mut PROPVARIANT,
    ) -> Result<()>;
    fn GetItemType(&self, guidkey: *const GUID) -> Result<MF_ATTRIBUTE_TYPE>;
    fn CompareItem(
        &self,
        guidkey: *const GUID,
        value: *const PROPVARIANT,
    ) -> Result<BOOL>;
    fn Compare(
        &self,
        ptheirs: Option<&IMFAttributes>,
        matchtype: MF_ATTRIBUTES_MATCH_TYPE,
    ) -> Result<BOOL>;
    fn GetUINT32(&self, guidkey: *const GUID) -> Result<u32>;
    fn GetUINT64(&self, guidkey: *const GUID) -> Result<u64>;
    fn GetDouble(&self, guidkey: *const GUID) -> Result<f64>;
    fn GetGUID(&self, guidkey: *const GUID) -> Result<GUID>;
    fn GetStringLength(&self, guidkey: *const GUID) -> Result<u32>;
    fn GetString(
        &self,
        guidkey: *const GUID,
        pwszvalue: PWSTR,
        cchbufsize: u32,
        pcchlength: *mut u32,
    ) -> Result<()>;
    fn GetAllocatedString(
        &self,
        guidkey: *const GUID,
        ppwszvalue: *mut PWSTR,
        pcchlength: *mut u32,
    ) -> Result<()>;
    fn GetBlobSize(&self, guidkey: *const GUID) -> Result<u32>;
    fn GetBlob(
        &self,
        guidkey: *const GUID,
        pbuf: *mut u8,
        cbbufsize: u32,
        pcbblobsize: *mut u32,
    ) -> Result<()>;
    fn GetAllocatedBlob(
        &self,
        guidkey: *const GUID,
        ppbuf: *mut *mut u8,
        pcbsize: *mut u32,
    ) -> Result<()>;
    fn GetUnknown(
        &self,
        guidkey: *const GUID,
        riid: *const GUID,
        ppv: *mut *mut c_void,
    ) -> Result<()>;
    fn SetItem(
        &self,
        guidkey: *const GUID,
        value: *const PROPVARIANT,
    ) -> Result<()>;
    fn DeleteItem(&self, guidkey: *const GUID) -> Result<()>;
    fn DeleteAllItems(&self) -> Result<()>;
    fn SetUINT32(&self, guidkey: *const GUID, unvalue: u32) -> Result<()>;
    fn SetUINT64(&self, guidkey: *const GUID, unvalue: u64) -> Result<()>;
    fn SetDouble(&self, guidkey: *const GUID, fvalue: f64) -> Result<()>;
    fn SetGUID(
        &self,
        guidkey: *const GUID,
        guidvalue: *const GUID,
    ) -> Result<()>;
    fn SetString(&self, guidkey: *const GUID, wszvalue: &PCWSTR) -> Result<()>;
    fn SetBlob(
        &self,
        guidkey: *const GUID,
        pbuf: *const u8,
        cbbufsize: u32,
    ) -> Result<()>;
    fn SetUnknown(
        &self,
        guidkey: *const GUID,
        punknown: Option<&IUnknown>,
    ) -> Result<()>;
    fn LockStore(&self) -> Result<()>;
    fn UnlockStore(&self) -> Result<()>;
    fn GetCount(&self) -> Result<u32>;
    fn GetItemByIndex(
        &self,
        unindex: u32,
        pguidkey: *mut GUID,
        pvalue: *mut PROPVARIANT,
    ) -> Result<()>;
    fn CopyAllItems(&self, pdest: Option<&IMFAttributes>) -> Result<()>;
}

Required Methods

fn GetItem(&self, guidkey: *const GUID, pvalue: *mut PROPVARIANT) -> Result<()>

fn GetItemType(&self, guidkey: *const GUID) -> Result<MF_ATTRIBUTE_TYPE>

fn CompareItem( &self, guidkey: *const GUID, value: *const PROPVARIANT, ) -> Result<BOOL>

fn Compare( &self, ptheirs: Option<&IMFAttributes>, matchtype: MF_ATTRIBUTES_MATCH_TYPE, ) -> Result<BOOL>

fn GetUINT32(&self, guidkey: *const GUID) -> Result<u32>

fn GetUINT64(&self, guidkey: *const GUID) -> Result<u64>

fn GetDouble(&self, guidkey: *const GUID) -> Result<f64>

fn GetGUID(&self, guidkey: *const GUID) -> Result<GUID>

fn GetStringLength(&self, guidkey: *const GUID) -> Result<u32>

fn GetString( &self, guidkey: *const GUID, pwszvalue: PWSTR, cchbufsize: u32, pcchlength: *mut u32, ) -> Result<()>

fn GetAllocatedString( &self, guidkey: *const GUID, ppwszvalue: *mut PWSTR, pcchlength: *mut u32, ) -> Result<()>

fn GetBlobSize(&self, guidkey: *const GUID) -> Result<u32>

fn GetBlob( &self, guidkey: *const GUID, pbuf: *mut u8, cbbufsize: u32, pcbblobsize: *mut u32, ) -> Result<()>

fn GetAllocatedBlob( &self, guidkey: *const GUID, ppbuf: *mut *mut u8, pcbsize: *mut u32, ) -> Result<()>

fn GetUnknown( &self, guidkey: *const GUID, riid: *const GUID, ppv: *mut *mut c_void, ) -> Result<()>

fn SetItem(&self, guidkey: *const GUID, value: *const PROPVARIANT) -> Result<()>

fn DeleteItem(&self, guidkey: *const GUID) -> Result<()>

fn DeleteAllItems(&self) -> Result<()>

fn SetUINT32(&self, guidkey: *const GUID, unvalue: u32) -> Result<()>

fn SetUINT64(&self, guidkey: *const GUID, unvalue: u64) -> Result<()>

fn SetDouble(&self, guidkey: *const GUID, fvalue: f64) -> Result<()>

fn SetGUID(&self, guidkey: *const GUID, guidvalue: *const GUID) -> Result<()>

fn SetString(&self, guidkey: *const GUID, wszvalue: &PCWSTR) -> Result<()>

fn SetBlob( &self, guidkey: *const GUID, pbuf: *const u8, cbbufsize: u32, ) -> Result<()>

fn SetUnknown( &self, guidkey: *const GUID, punknown: Option<&IUnknown>, ) -> Result<()>

fn LockStore(&self) -> Result<()>

fn UnlockStore(&self) -> Result<()>

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

fn GetItemByIndex( &self, unindex: u32, pguidkey: *mut GUID, pvalue: *mut PROPVARIANT, ) -> Result<()>

fn CopyAllItems(&self, pdest: Option<&IMFAttributes>) -> Result<()>

Object Safety

This trait is not object safe.

Implementors