BlitVideoToBuffer.c File Reference

#include "BlitInternal.h"
#include <Library/BaseLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>

Go to the source code of this file.

Functions
RETURN_STATUS	BlitLibVideoToBuffer0 (IN OC_BLIT_CONFIGURE *Configure, OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, IN UINTN SourceX, IN UINTN SourceY, IN UINTN DestinationX, IN UINTN DestinationY, IN UINTN Width, IN UINTN Height, IN UINTN DeltaPixels)
RETURN_STATUS	BlitLibVideoToBuffer90 (IN OC_BLIT_CONFIGURE *Configure, OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, IN UINTN SourceX, IN UINTN SourceY, IN UINTN DestinationX, IN UINTN DestinationY, IN UINTN Width, IN UINTN Height, IN UINTN DeltaPixels)
RETURN_STATUS	BlitLibVideoToBuffer180 (IN OC_BLIT_CONFIGURE *Configure, OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, IN UINTN SourceX, IN UINTN SourceY, IN UINTN DestinationX, IN UINTN DestinationY, IN UINTN Width, IN UINTN Height, IN UINTN DeltaPixels)
RETURN_STATUS	BlitLibVideoToBuffer270 (IN OC_BLIT_CONFIGURE *Configure, OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, IN UINTN SourceX, IN UINTN SourceY, IN UINTN DestinationX, IN UINTN DestinationY, IN UINTN Width, IN UINTN Height, IN UINTN DeltaPixels)

Detailed Description

OcBlitLib - Library to perform blt operations on a frame buffer.

Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.
Copyright (c) 2021, vit9696. All rights reserved.

SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file BlitVideoToBuffer.c.

Function Documentation

BlitLibVideoToBuffer0()

RETURN_STATUS BlitLibVideoToBuffer0	(	IN OC_BLIT_CONFIGURE *	Configure,
		OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *	BltBuffer,
		IN UINTN	SourceX,
		IN UINTN	SourceY,
		IN UINTN	DestinationX,
		IN UINTN	DestinationY,
		IN UINTN	Width,
		IN UINTN	Height,
		IN UINTN	DeltaPixels )

Performs a UEFI Graphics Output Protocol Blt Video to Buffer operation with extended parameters at 0 degree rotation.

Parameters

[in]	Configure	Pointer to a configuration which was successfully created by FrameBufferBltConfigure ().
[out]	BltBuffer	Output buffer for pixel color data.
[in]	SourceX	X location within video.
[in]	SourceY	Y location within video.
[in]	DestinationX	X location within BltBuffer.
[in]	DestinationY	Y location within BltBuffer.
[in]	Width	Width (in pixels).
[in]	Height	Height.
[in]	DeltaPixels	Number of pixels in a row of BltBuffer.

Return values

RETURN_INVALID_PARAMETER	Invalid parameter were passed in.
RETURN_SUCCESS	The Blt operation was performed successfully.

Definition at line 17 of file BlitVideoToBuffer.c.

BlitLibVideoToBuffer180()

RETURN_STATUS BlitLibVideoToBuffer180	(	IN OC_BLIT_CONFIGURE *	Configure,
		OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *	BltBuffer,
		IN UINTN	SourceX,
		IN UINTN	SourceY,
		IN UINTN	DestinationX,
		IN UINTN	DestinationY,
		IN UINTN	Width,
		IN UINTN	Height,
		IN UINTN	DeltaPixels )

Performs a UEFI Graphics Output Protocol Blt Video to Buffer operation with extended parameters at 180 degree rotation.

Parameters

[in]	Configure	Pointer to a configuration which was successfully created by FrameBufferBltConfigure ().
[out]	BltBuffer	Output buffer for pixel color data.
[in]	SourceX	X location within video.
[in]	SourceY	Y location within video.
[in]	DestinationX	X location within BltBuffer.
[in]	DestinationY	Y location within BltBuffer.
[in]	Width	Width (in pixels).
[in]	Height	Height.
[in]	DeltaPixels	Number of pixels in a row of BltBuffer.

Return values

RETURN_INVALID_PARAMETER	Invalid parameter were passed in.
RETURN_SUCCESS	The Blt operation was performed successfully.

Definition at line 146 of file BlitVideoToBuffer.c.

BlitLibVideoToBuffer270()

RETURN_STATUS BlitLibVideoToBuffer270	(	IN OC_BLIT_CONFIGURE *	Configure,
		OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *	BltBuffer,
		IN UINTN	SourceX,
		IN UINTN	SourceY,
		IN UINTN	DestinationX,
		IN UINTN	DestinationY,
		IN UINTN	Width,
		IN UINTN	Height,
		IN UINTN	DeltaPixels )

Performs a UEFI Graphics Output Protocol Blt Video to Buffer operation with extended parameters at 270 degree rotation.

Parameters

[in]	Configure	Pointer to a configuration which was successfully created by FrameBufferBltConfigure ().
[out]	BltBuffer	Output buffer for pixel color data.
[in]	SourceX	X location within video.
[in]	SourceY	Y location within video.
[in]	DestinationX	X location within BltBuffer.
[in]	DestinationY	Y location within BltBuffer.
[in]	Width	Width (in pixels).
[in]	Height	Height.
[in]	DeltaPixels	Number of pixels in a row of BltBuffer.

Return values

RETURN_INVALID_PARAMETER	Invalid parameter were passed in.
RETURN_SUCCESS	The Blt operation was performed successfully.

Definition at line 215 of file BlitVideoToBuffer.c.

BlitLibVideoToBuffer90()

RETURN_STATUS BlitLibVideoToBuffer90	(	IN OC_BLIT_CONFIGURE *	Configure,
		OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *	BltBuffer,
		IN UINTN	SourceX,
		IN UINTN	SourceY,
		IN UINTN	DestinationX,
		IN UINTN	DestinationY,
		IN UINTN	Width,
		IN UINTN	Height,
		IN UINTN	DeltaPixels )

Performs a UEFI Graphics Output Protocol Blt Video to Buffer operation with extended parameters at 90 degree rotation.

Parameters

[in]	Configure	Pointer to a configuration which was successfully created by FrameBufferBltConfigure ().
[out]	BltBuffer	Output buffer for pixel color data.
[in]	SourceX	X location within video.
[in]	SourceY	Y location within video.
[in]	DestinationX	X location within BltBuffer.
[in]	DestinationY	Y location within BltBuffer.
[in]	Width	Width (in pixels).
[in]	Height	Height.
[in]	DeltaPixels	Number of pixels in a row of BltBuffer.

Return values

RETURN_INVALID_PARAMETER	Invalid parameter were passed in.
RETURN_SUCCESS	The Blt operation was performed successfully.

Definition at line 80 of file BlitVideoToBuffer.c.