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https://github.com/acidanthera/OpenCorePkg.git
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OcBlitLib: Implement VideoToVideo for 180 degree rotation
This commit is contained in:
vit9696
parent
a047f7e467
commit
dcb414384c
@ -202,7 +202,6 @@ BlitLibBufferToVideo180 (
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Destination -= PixelsPerScanLine;
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Height--;
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}
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return EFI_UNSUPPORTED;
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}
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return EFI_SUCCESS;
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@ -136,4 +136,128 @@ BlitLibBufferToVideo270 (
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IN UINTN DeltaPixels
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);
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/**
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Performs a UEFI Graphics Output Protocol Blt Video to Buffer operation
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with extended parameters at 0 degree rotation.
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@param[in] Configure Pointer to a configuration which was successfully
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created by FrameBufferBltConfigure ().
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@param[out] BltBuffer Output buffer for pixel color data.
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@param[in] SourceX X location within video.
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@param[in] SourceY Y location within video.
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@param[in] DestinationX X location within BltBuffer.
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@param[in] DestinationY Y location within BltBuffer.
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@param[in] Width Width (in pixels).
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@param[in] Height Height.
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@param[in] DeltaPixels Number of pixels in a row of BltBuffer.
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@retval RETURN_INVALID_PARAMETER Invalid parameter were passed in.
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@retval RETURN_SUCCESS The Blt operation was performed successfully.
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**/
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RETURN_STATUS
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BlitLibVideoToBuffer0 (
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IN OC_BLIT_CONFIGURE *Configure,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN DeltaPixels
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);
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/**
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Performs a UEFI Graphics Output Protocol Blt Video to Buffer operation
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with extended parameters at 90 degree rotation.
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@param[in] Configure Pointer to a configuration which was successfully
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created by FrameBufferBltConfigure ().
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@param[out] BltBuffer Output buffer for pixel color data.
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@param[in] SourceX X location within video.
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@param[in] SourceY Y location within video.
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@param[in] DestinationX X location within BltBuffer.
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@param[in] DestinationY Y location within BltBuffer.
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@param[in] Width Width (in pixels).
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@param[in] Height Height.
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@param[in] DeltaPixels Number of pixels in a row of BltBuffer.
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@retval RETURN_INVALID_PARAMETER Invalid parameter were passed in.
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@retval RETURN_SUCCESS The Blt operation was performed successfully.
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**/
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RETURN_STATUS
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BlitLibVideoToBuffer90 (
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IN OC_BLIT_CONFIGURE *Configure,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN DeltaPixels
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);
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/**
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Performs a UEFI Graphics Output Protocol Blt Video to Buffer operation
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with extended parameters at 180 degree rotation.
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@param[in] Configure Pointer to a configuration which was successfully
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created by FrameBufferBltConfigure ().
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@param[out] BltBuffer Output buffer for pixel color data.
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@param[in] SourceX X location within video.
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@param[in] SourceY Y location within video.
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@param[in] DestinationX X location within BltBuffer.
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@param[in] DestinationY Y location within BltBuffer.
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@param[in] Width Width (in pixels).
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@param[in] Height Height.
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@param[in] DeltaPixels Number of pixels in a row of BltBuffer.
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@retval RETURN_INVALID_PARAMETER Invalid parameter were passed in.
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@retval RETURN_SUCCESS The Blt operation was performed successfully.
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**/
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RETURN_STATUS
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BlitLibVideoToBuffer180 (
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IN OC_BLIT_CONFIGURE *Configure,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN DeltaPixels
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);
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/**
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Performs a UEFI Graphics Output Protocol Blt Video to Buffer operation
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with extended parameters at 270 degree rotation.
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@param[in] Configure Pointer to a configuration which was successfully
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created by FrameBufferBltConfigure ().
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@param[out] BltBuffer Output buffer for pixel color data.
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@param[in] SourceX X location within video.
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@param[in] SourceY Y location within video.
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@param[in] DestinationX X location within BltBuffer.
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@param[in] DestinationY Y location within BltBuffer.
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@param[in] Width Width (in pixels).
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@param[in] Height Height.
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@param[in] DeltaPixels Number of pixels in a row of BltBuffer.
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@retval RETURN_INVALID_PARAMETER Invalid parameter were passed in.
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@retval RETURN_SUCCESS The Blt operation was performed successfully.
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**/
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RETURN_STATUS
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BlitLibVideoToBuffer270 (
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IN OC_BLIT_CONFIGURE *Configure,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN DeltaPixels
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);
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#endif // BLIT_INTERNAL_H
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176
Library/OcBlitLib/BlitVideoToBuffer.c
Normal file
176
Library/OcBlitLib/BlitVideoToBuffer.c
Normal file
@ -0,0 +1,176 @@
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/** @file
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OcBlitLib - Library to perform blt operations on a frame buffer.
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Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
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Copyright (c) 2021, vit9696. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "BlitInternal.h"
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/DebugLib.h>
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RETURN_STATUS
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BlitLibVideoToBuffer0 (
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IN OC_BLIT_CONFIGURE *Configure,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN DeltaPixels
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)
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{
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UINT32 *Source;
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UINT32 *Destination;
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UINT32 *SourceWalker;
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UINT32 *DestinationWalker;
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UINTN IndexX;
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UINTN WidthInBytes;
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UINTN PixelsPerScanLine;
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UINT32 Uint32;
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WidthInBytes = Width * BYTES_PER_PIXEL;
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PixelsPerScanLine = Configure->PixelsPerScanLine;
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Destination = (UINT32 *) BltBuffer
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+ DestinationY * DeltaPixels + DestinationX;
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Source = (UINT32 *) Configure->FrameBuffer
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+ SourceY * PixelsPerScanLine + SourceX;
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if (Configure->PixelFormat == PixelBlueGreenRedReserved8BitPerColor) {
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while (Height > 0) {
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CopyMem (Destination, Source, WidthInBytes);
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Source += PixelsPerScanLine;
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Destination += DeltaPixels;
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Height--;
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}
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} else {
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while (Height > 0) {
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DestinationWalker = (UINT32 *) Configure->LineBuffer;
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SourceWalker = (UINT32 *) Source;
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for (IndexX = 0; IndexX < Width; IndexX++) {
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Uint32 = *SourceWalker++;
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*DestinationWalker++ =
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(UINT32) (
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(((Uint32 << Configure->PixelShl[0]) >> Configure->PixelShr[0]) &
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Configure->PixelMasks.RedMask) |
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(((Uint32 << Configure->PixelShl[1]) >> Configure->PixelShr[1]) &
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Configure->PixelMasks.GreenMask) |
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(((Uint32 << Configure->PixelShl[2]) >> Configure->PixelShr[2]) &
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Configure->PixelMasks.BlueMask)
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);
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}
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CopyMem (Destination, Configure->LineBuffer, WidthInBytes);
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Source += PixelsPerScanLine;
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Destination += DeltaPixels;
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Height--;
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}
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}
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return EFI_SUCCESS;
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}
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RETURN_STATUS
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BlitLibVideoToBuffer90 (
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IN OC_BLIT_CONFIGURE *Configure,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN DeltaPixels
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)
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{
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return EFI_UNSUPPORTED;
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}
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RETURN_STATUS
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BlitLibVideoToBuffer180 (
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IN OC_BLIT_CONFIGURE *Configure,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN DeltaPixels
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)
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{
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UINT32 *Source;
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UINT32 *Destination;
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UINT32 *SourceWalker;
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UINT32 *DestinationWalker;
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UINTN IndexX;
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UINTN PixelsPerScanLine;
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UINT32 Uint32;
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PixelsPerScanLine = Configure->PixelsPerScanLine;
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SourceX = Configure->Width - SourceX - Width;
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SourceY = Configure->Height - SourceY - Height;
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Destination = (UINT32 *) BltBuffer
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+ DestinationY * DeltaPixels + DestinationX;
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Source = (UINT32 *) Configure->FrameBuffer
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+ (SourceY + (Height - 1)) * PixelsPerScanLine + SourceX;
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if (Configure->PixelFormat == PixelBlueGreenRedReserved8BitPerColor) {
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while (Height > 0) {
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DestinationWalker = Destination;
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SourceWalker = Source + (Width - 1);
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for (IndexX = 0; IndexX < Width; IndexX++) {
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*DestinationWalker++ = *SourceWalker--;
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}
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Source -= PixelsPerScanLine;
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Destination += DeltaPixels;
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Height--;
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}
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} else {
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while (Height > 0) {
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DestinationWalker = Destination;
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SourceWalker = Source + (Width - 1);
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for (IndexX = 0; IndexX < Width; IndexX++) {
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Uint32 = *SourceWalker--;
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*DestinationWalker++ =
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(UINT32) (
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(((Uint32 << Configure->PixelShl[0]) >> Configure->PixelShr[0]) &
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Configure->PixelMasks.RedMask) |
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(((Uint32 << Configure->PixelShl[1]) >> Configure->PixelShr[1]) &
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Configure->PixelMasks.GreenMask) |
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(((Uint32 << Configure->PixelShl[2]) >> Configure->PixelShr[2]) &
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Configure->PixelMasks.BlueMask)
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);
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}
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Source -= PixelsPerScanLine;
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Destination += DeltaPixels;
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Height--;
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}
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}
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return EFI_SUCCESS;
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}
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RETURN_STATUS
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BlitLibVideoToBuffer270 (
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IN OC_BLIT_CONFIGURE *Configure,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN DeltaPixels
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)
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{
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return EFI_UNSUPPORTED;
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}
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@ -292,23 +292,6 @@ BlitLibVideoToBuffer (
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IN UINTN Delta
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)
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{
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UINTN DstY;
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UINTN SrcY;
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EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Blt;
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UINT8 *Source;
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UINT8 *Destination;
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UINTN IndexX;
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UINT32 Uint32;
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UINTN Offset;
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UINTN WidthInBytes;
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//
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// TODO: Implement.
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//
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if (Configure->Rotation != 0) {
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return EFI_UNSUPPORTED;
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}
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//
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// Video to BltBuffer: Source is Video, destination is BltBuffer
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//
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@ -330,47 +313,63 @@ BlitLibVideoToBuffer (
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// pixels size, the number of bytes in each row can be computed.
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//
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if (Delta == 0) {
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Delta = Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);
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Delta = Width;
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} else {
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Delta /= BYTES_PER_PIXEL;
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}
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WidthInBytes = Width * BYTES_PER_PIXEL;
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//
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// Video to BltBuffer: Source is Video, destination is BltBuffer
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//
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for (SrcY = SourceY, DstY = DestinationY;
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DstY < (Height + DestinationY);
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SrcY++, DstY++) {
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Offset = (SrcY * Configure->PixelsPerScanLine) + SourceX;
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Offset = BYTES_PER_PIXEL * Offset;
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Source = Configure->FrameBuffer + Offset;
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if (Configure->PixelFormat == PixelBlueGreenRedReserved8BitPerColor) {
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Destination = (UINT8 *) BltBuffer + (DstY * Delta) + (DestinationX * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));
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} else {
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Destination = Configure->LineBuffer;
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}
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CopyMem (Destination, Source, WidthInBytes);
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if (Configure->PixelFormat != PixelBlueGreenRedReserved8BitPerColor) {
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for (IndexX = 0; IndexX < Width; IndexX++) {
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Blt = (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)
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((UINT8 *) BltBuffer + (DstY * Delta) +
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(DestinationX + IndexX) * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));
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Uint32 = *(UINT32*) (Configure->LineBuffer + (IndexX * BYTES_PER_PIXEL));
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*(UINT32*) Blt =
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(UINT32) (
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(((Uint32 & Configure->PixelMasks.RedMask) >>
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Configure->PixelShl[0]) << Configure->PixelShr[0]) |
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(((Uint32 & Configure->PixelMasks.GreenMask) >>
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Configure->PixelShl[1]) << Configure->PixelShr[1]) |
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(((Uint32 & Configure->PixelMasks.BlueMask) >>
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Configure->PixelShl[2]) << Configure->PixelShr[2])
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);
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}
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}
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switch (Configure->Rotation) {
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case 0:
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return BlitLibVideoToBuffer0 (
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Configure,
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BltBuffer,
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SourceX,
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SourceY,
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DestinationX,
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DestinationY,
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Width,
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Height,
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Delta
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);
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case 90:
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return BlitLibVideoToBuffer90 (
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Configure,
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BltBuffer,
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SourceX,
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SourceY,
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DestinationX,
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DestinationY,
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Width,
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Height,
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Delta
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);
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case 180:
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return BlitLibVideoToBuffer180 (
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Configure,
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BltBuffer,
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SourceX,
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SourceY,
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DestinationX,
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DestinationY,
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Width,
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Height,
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Delta
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);
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case 270:
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return BlitLibVideoToBuffer270 (
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Configure,
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BltBuffer,
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SourceX,
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SourceY,
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DestinationX,
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DestinationY,
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Width,
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Height,
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Delta
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);
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default:
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ASSERT (FALSE);
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break;
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}
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return RETURN_SUCCESS;
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@ -18,6 +18,7 @@
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[Sources.common]
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BlitBufferToVideo.c
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BlitInternal.h
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BlitVideoToBuffer.c
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OcBlitLib.c
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[LibraryClasses]
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