#include <stdlib.h>
#include <winpr/config.h>
#include <winpr/wtypes.h>
#include <winpr/crt.h>
#include <winpr/file.h>
#include <winpr/image.h>
#include <winpr/stream.h>
#include "image.h"
#include "../log.h"

Macros
#define	TAG WINPR_TAG("utils.image")

Functions
static SSIZE_T	winpr_convert_from_jpeg (const BYTE comp_data, size_t comp_data_bytes, UINT32 width, UINT32 height, UINT32 bpp, BYTE **ppdecomp_data)

static SSIZE_T	winpr_convert_from_png (const BYTE comp_data, size_t comp_data_bytes, UINT32 width, UINT32 height, UINT32 bpp, BYTE **ppdecomp_data)

static SSIZE_T	winpr_convert_from_webp (const BYTE comp_data, size_t comp_data_bytes, UINT32 width, UINT32 height, UINT32 bpp, BYTE **ppdecomp_data)

BOOL	writeBitmapFileHeader (wStream s, const WINPR_BITMAP_FILE_HEADER bf)

BOOL	readBitmapFileHeader (wStream s, WINPR_BITMAP_FILE_HEADER bf)

BOOL	writeBitmapInfoHeader (wStream s, const WINPR_BITMAP_INFO_HEADER bi)

BOOL	readBitmapInfoHeader (wStream s, WINPR_BITMAP_INFO_HEADER bi, size_t *poffset)

BYTE *	winpr_bitmap_construct_header (size_t width, size_t height, size_t bpp)

static void *	winpr_bitmap_write_buffer (const BYTE data, size_t size, UINT32 width, UINT32 height, UINT32 stride, UINT32 bpp, UINT32 pSize)

int	winpr_bitmap_write (const char filename, const BYTE data, size_t width, size_t height, size_t bpp)

int	winpr_bitmap_write_ex (const char filename, const BYTE data, size_t stride, size_t width, size_t height, size_t bpp)

static int	write_and_free (const char filename, void data, size_t size)

int	winpr_image_write (wImage image, const char filename)

int	winpr_image_write_ex (wImage image, UINT32 format, const char filename)

static int	winpr_image_bitmap_read_buffer (wImage image, const BYTE buffer, size_t size)

int	winpr_image_read (wImage image, const char filename)

int	winpr_image_read_buffer (wImage image, const BYTE buffer, size_t size)

wImage *	winpr_image_new (void)

void	winpr_image_free (wImage *image, BOOL bFreeBuffer)

static void *	winpr_convert_to_jpeg (const void data, size_t size, UINT32 width, UINT32 height, UINT32 stride, UINT32 bpp, UINT32 pSize)

static void *	winpr_convert_to_webp (const void data, size_t size, UINT32 width, UINT32 height, UINT32 stride, UINT32 bpp, UINT32 pSize)

static void *	winpr_convert_to_png (const void data, size_t size, UINT32 width, UINT32 height, UINT32 stride, UINT32 bpp, UINT32 pSize)

BOOL	winpr_image_format_is_supported (UINT32 format)

static BYTE *	convert (const wImage image, size_t pstride, UINT32 flags)

static BOOL	compare_byte_relaxed (BYTE a, BYTE b, UINT32 flags)

static BOOL	compare_pixel (const BYTE pa, const BYTE pb, UINT32 flags)

BOOL	winpr_image_equal (const wImage imageA, const wImage imageB, UINT32 flags)

const char *	winpr_image_format_mime (UINT32 format)

const char *	winpr_image_format_extension (UINT32 format)

void *	winpr_image_write_buffer (wImage image, UINT32 format, size_t psize)

Macro Definition Documentation

◆ TAG

#define TAG WINPR_TAG("utils.image")

WinPR: Windows Portable Runtime Image Utils

Copyright 2014 Marc-Andre Moreau marca.nosp@m.ndre.nosp@m..more.nosp@m.au@g.nosp@m.mail..nosp@m.com Copyright 2016 Inuvika Inc. Copyright 2016 David PHAM-VAN d.pha.nosp@m.mvan.nosp@m.@inuv.nosp@m.ika..nosp@m.com

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Function Documentation

◆ compare_byte_relaxed()

static BOOL compare_byte_relaxed	(	BYTE	a,
		BYTE	b,
		UINT32	flags
	)

static

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◆ compare_pixel()

static BOOL compare_pixel	(	const BYTE *	pa,
		const BYTE *	pb,
		UINT32	flags
	)

static

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◆ convert()

static BYTE* convert	(	const wImage *	image,
		size_t *	pstride,
		UINT32	flags
	)

static

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◆ readBitmapFileHeader()

BOOL readBitmapFileHeader	(	wStream *	s,
		WINPR_BITMAP_FILE_HEADER *	bf
	)

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◆ readBitmapInfoHeader()

BOOL readBitmapInfoHeader	(	wStream *	s,
		WINPR_BITMAP_INFO_HEADER *	bi,
		size_t *	poffset
	)

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◆ winpr_bitmap_construct_header()

BYTE* winpr_bitmap_construct_header	(	size_t	width,
		size_t	height,
		size_t	bpp
	)

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◆ winpr_bitmap_write()

int winpr_bitmap_write	(	const char *	filename,
		const BYTE *	data,
		size_t	width,
		size_t	height,
		size_t	bpp
	)

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◆ winpr_bitmap_write_buffer()

static void* winpr_bitmap_write_buffer	(	const BYTE *	data,
		size_t	size,
		UINT32	width,
		UINT32	height,
		UINT32	stride,
		UINT32	bpp,
		UINT32 *	pSize
	)

static

Refer to "Compressed Image File Formats: JPEG, PNG, GIF, XBM, BMP" book

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◆ winpr_bitmap_write_ex()

int winpr_bitmap_write_ex	(	const char *	filename,
		const BYTE *	data,
		size_t	stride,
		size_t	width,
		size_t	height,
		size_t	bpp
	)

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◆ winpr_convert_from_jpeg()

SSIZE_T winpr_convert_from_jpeg	(	const BYTE *	comp_data,
		size_t	comp_data_bytes,
		UINT32 *	width,
		UINT32 *	height,
		UINT32 *	bpp,
		BYTE **	ppdecomp_data
	)

static

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◆ winpr_convert_from_png()

SSIZE_T winpr_convert_from_png	(	const BYTE *	comp_data,
		size_t	comp_data_bytes,
		UINT32 *	width,
		UINT32 *	height,
		UINT32 *	bpp,
		BYTE **	ppdecomp_data
	)

static

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◆ winpr_convert_from_webp()

SSIZE_T winpr_convert_from_webp	(	const BYTE *	comp_data,
		size_t	comp_data_bytes,
		UINT32 *	width,
		UINT32 *	height,
		UINT32 *	bpp,
		BYTE **	ppdecomp_data
	)