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mediafoundation: Remove unused AllocatePipeResourceFromAllocator

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Reviewed-by: Pohsiang (John) Hsu <pohhsu@microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38057>
This commit is contained in:
Silvio Vilerino 2025-10-22 14:23:48 -04:00 • committed by Marge Bot
parent e873beb33c
commit ca3ba3f924
2 changed files with 0 additions and 60 deletions
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55
src/gallium/frontends/mediafoundation/mfbufferhelp.cpp
View file

@ -343,58 +343,3 @@ MFAttachPipeResourceAsSampleExtension( struct pipe_context *pPipeContext,
return pSample->SetUnknown( guidExtension, spMediaBuffer.Get() );
}
// Helper to convert the allocated IMFSample to pipe_resource*
// Returns NULL on failure.
struct pipe_resource *
AllocatePipeResourceFromAllocator( IMFVideoSampleAllocatorEx *pAllocator,
struct pipe_screen *pScreen,
const struct pipe_resource *templ )
{
if( !pAllocator || !pScreen || !templ )
return nullptr;
// Allocate or get a sample from the pool.
ComPtr<IMFSample> spSample;
HRESULT hr = pAllocator->AllocateSample( &spSample );
if( FAILED( hr ) || !spSample )
return nullptr;
// Get the underlying D3D12 resource from the sample
ComPtr<IMFMediaBuffer> spBuffer;
hr = spSample->GetBufferByIndex( 0, &spBuffer );
if( FAILED( hr ) || !spBuffer )
return nullptr;
ComPtr<IMFDXGIBuffer> spDXGIBuffer;
hr = spBuffer.As( &spDXGIBuffer );
if( FAILED( hr ) || !spDXGIBuffer )
return nullptr;
ComPtr<ID3D12Resource> spResource;
hr = spDXGIBuffer->GetResource( IID_PPV_ARGS( &spResource ) );
if( FAILED( hr ) || !spResource )
return nullptr;
// Build winsys_handle
struct winsys_handle whandle = {};
whandle.type = WINSYS_HANDLE_TYPE_D3D12_RES;
whandle.com_obj = spResource.Detach();
// templ->format contains the desired pipe_format
whandle.format = templ->format;
// Call resource_from_handle with the same templ for resource_create.
struct pipe_resource *pres = pScreen->resource_from_handle( pScreen, templ, &whandle, PIPE_USAGE_DEFAULT );
if( !pres )
{
// Release the detached COM object if resource_from_handle fails
if( whandle.com_obj )
{
static_cast<ID3D12Resource *>( whandle.com_obj )->Release();
}
return nullptr;
}
return pres;
}

5
src/gallium/frontends/mediafoundation/mfbufferhelp.h
View file

@ -54,8 +54,3 @@ MFAttachPipeResourceAsSampleExtension( struct pipe_context *pPipeContext,
ID3D12CommandQueue *pSyncObjectQueue,
REFGUID guidExtension,
IMFSample *pSample );
struct pipe_resource *
AllocatePipeResourceFromAllocator( IMFVideoSampleAllocatorEx *pAllocator,
struct pipe_screen *pScreen,
const struct pipe_resource *templ );