#include <Library/BaseMemoryLib.h>
#include <Library/BaseOverflowLib.h>
#include <Library/DebugLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/OcAppleImageConversionLib.h>
#include <Library/OcMiscLib.h>
#include <Library/OcPngLib.h>
#include <Library/UefiBootServicesTableLib.h>

Functions
STATIC EFI_STATUS EFIAPI	RecognizeImageData (IN VOID *ImageBuffer, IN UINTN ImageSize)

STATIC EFI_STATUS EFIAPI	GetImageDims (IN VOID ImageBuffer, IN UINTN ImageSize, OUT UINT32 ImageWidth, OUT UINT32 *ImageHeight)

STATIC EFI_STATUS EFIAPI	DecodeImageData (IN VOID ImageBuffer, IN UINTN ImageSize, IN OUT EFI_UGA_PIXEL RawImageData, IN OUT UINTN RawImageDataSize)

STATIC EFI_STATUS EFIAPI	GetImageDimsEx (IN VOID Buffer, IN UINTN BufferSize, IN UINTN Scale, OUT UINT32 Width, OUT UINT32 *Height)

STATIC EFI_STATUS EFIAPI	DecodeImageDataEx (IN VOID Buffer, IN UINTN BufferSize, IN UINTN Scale, IN OUT EFI_UGA_PIXEL RawImageData, IN OUT UINTN RawImageDataSize)

APPLE_IMAGE_CONVERSION_PROTOCOL *	OcAppleImageConversionInstallProtocol (IN BOOLEAN Reinstall)

Variables
STATIC CONST UINT8	mPngHeader [] = { 0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A }

STATIC APPLE_IMAGE_CONVERSION_PROTOCOL	mAppleImageConversion

Detailed Description

AppleImageConversion protocol

This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at http://opensource.org/licenses/bsd-license.php

THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

Definition in file OcAppleImageConversionLib.c.

Function Documentation

◆ DecodeImageData()

STATIC EFI_STATUS EFIAPI DecodeImageData	(	IN VOID *	ImageBuffer,
		IN UINTN	ImageSize,
		IN OUT EFI_UGA_PIXEL **	RawImageData,
		IN OUT UINTN *	RawImageDataSize )

Definition at line 83 of file OcAppleImageConversionLib.c.

◆ DecodeImageDataEx()

STATIC EFI_STATUS EFIAPI DecodeImageDataEx	(	IN VOID *	Buffer,
		IN UINTN	BufferSize,
		IN UINTN	Scale,
		IN OUT EFI_UGA_PIXEL **	RawImageData,
		IN OUT UINTN *	RawImageDataSize )

Definition at line 192 of file OcAppleImageConversionLib.c.

◆ GetImageDims()

STATIC EFI_STATUS EFIAPI GetImageDims	(	IN VOID *	ImageBuffer,
		IN UINTN	ImageSize,
		OUT UINT32 *	ImageWidth,
		OUT UINT32 *	ImageHeight )

Definition at line 54 of file OcAppleImageConversionLib.c.

◆ GetImageDimsEx()

STATIC EFI_STATUS EFIAPI GetImageDimsEx	(	IN VOID *	Buffer,
		IN UINTN	BufferSize,
		IN UINTN	Scale,
		OUT UINT32 *	Width,
		OUT UINT32 *	Height )

Definition at line 165 of file OcAppleImageConversionLib.c.

◆ OcAppleImageConversionInstallProtocol()

APPLE_IMAGE_CONVERSION_PROTOCOL * OcAppleImageConversionInstallProtocol ( IN BOOLEAN Reinstall )

Install and initialise the Apple Image Conversion protocol.

Parameters

[in] Reinstall Replace any installed protocol.

Returns: Installed or located protocol.

Return values

NULL	There was an error locating or installing the protocol.

Definition at line 230 of file OcAppleImageConversionLib.c.

◆ RecognizeImageData()

STATIC EFI_STATUS EFIAPI RecognizeImageData	(	IN VOID *	ImageBuffer,
		IN UINTN	ImageSize )

Definition at line 33 of file OcAppleImageConversionLib.c.

Variable Documentation

◆ mAppleImageConversion

STATIC APPLE_IMAGE_CONVERSION_PROTOCOL mAppleImageConversion

Initial value:

= {
  APPLE_IMAGE_CONVERSION_PROTOCOL_REVISION,
  APPLE_IMAGE_CONVERSION_PROTOCOL_ANY_EXTENSION,
  RecognizeImageData,
  GetImageDims,
  DecodeImageData,
  GetImageDimsEx,
  DecodeImageDataEx
}

Definition at line 219 of file OcAppleImageConversionLib.c.

◆ mPngHeader

STATIC CONST UINT8 mPngHeader[] = { 0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A }

Definition at line 28 of file OcAppleImageConversionLib.c.

Functions

Variables