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/** @file
Library for performing UEFI GOP Blt operations on a framebuffer
Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __FRAMEBUFFER_BLT_LIB__
#define __FRAMEBUFFER_BLT_LIB__
#include <Protocol/GraphicsOutput.h>
//
// Opaque structure for the frame buffer configure.
//
typedef struct FRAME_BUFFER_CONFIGURE FRAME_BUFFER_CONFIGURE;
/**
Create the configuration for a video frame buffer.
The configuration is returned in the caller provided buffer.
@param[in] FrameBuffer Pointer to the start of the frame buffer.
@param[in] FrameBufferInfo Describes the frame buffer characteristics.
@param[in,out] Configure The created configuration information.
@param[in,out] ConfigureSize Size of the configuration information.
@retval RETURN_SUCCESS The configuration was successful created.
@retval RETURN_BUFFER_TOO_SMALL The Configure is to too small. The required
size is returned in ConfigureSize.
@retval RETURN_UNSUPPORTED The requested mode is not supported by
this implementaion.
**/
RETURN_STATUS
EFIAPI
FrameBufferBltConfigure (
IN VOID *FrameBuffer,
IN EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *FrameBufferInfo,
IN OUT FRAME_BUFFER_CONFIGURE *Configure,
IN OUT UINTN *ConfigureSize
);
/**
Performs a UEFI Graphics Output Protocol Blt operation.
@param[in] Configure Pointer to a configuration which was successfully
created by FrameBufferBltConfigure ().
@param[in,out] BltBuffer The data to transfer to screen.
@param[in] BltOperation The operation to perform.
@param[in] SourceX The X coordinate of the source for BltOperation.
@param[in] SourceY The Y coordinate of the source for BltOperation.
@param[in] DestinationX The X coordinate of the destination for
BltOperation.
@param[in] DestinationY The Y coordinate of the destination for
BltOperation.
@param[in] Width The width of a rectangle in the blt rectangle
in pixels.
@param[in] Height The height of a rectangle in the blt rectangle
in pixels.
@param[in] Delta Not used for EfiBltVideoFill and
EfiBltVideoToVideo operation. If a Delta of 0
is used, the entire BltBuffer will be operated
on. If a subrectangle of the BltBuffer is
used, then Delta represents the number of
bytes in a row of the BltBuffer.
@retval RETURN_INVALID_PARAMETER Invalid parameter were passed in.
@retval RETURN_SUCCESS The Blt operation was performed successfully.
**/
RETURN_STATUS
EFIAPI
FrameBufferBlt (
IN FRAME_BUFFER_CONFIGURE *Configure,
IN OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, OPTIONAL
IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation,
IN UINTN SourceX,
IN UINTN SourceY,
IN UINTN DestinationX,
IN UINTN DestinationY,
IN UINTN Width,
IN UINTN Height,
IN UINTN Delta
);
#endif
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