conversionutils.h File Reference

#include <vector>
#include "base/integral_types.h"
#include "ion/base/allocator.h"
#include "ion/gfx/image.h"

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Namespaces
	ion
	Copyright 2016 Google Inc.
	ion::image

Enumerations
enum	ion::image::ExternalImageFormat { ion::image::kPng }
	External image formats supported by ConvertToExternalImageData(). More...

Functions
ION_API const gfx::ImagePtr	ion::image::ConvertImage (const gfx::ImagePtr &image, gfx::Image::Format target_format, bool is_wipeable, const base::AllocatorPtr &allocator, const base::AllocatorPtr &temporary_allocator)
	Converts an existing Image to the given target format and returns the resulting Image. More...
const ImagePtr ION_API	ion::image::ConvertFromExternalImageData (const void *data, size_t data_size, bool flip_vertically, bool is_wipeable, const base::AllocatorPtr &allocator)
	Converts external image data to an ImagePtr with data in canonical format. More...
bool ION_API	ion::image::IsIonRawImageFormat (const void *data, size_t data_size)
	Returns true if "Ion raw" format header is detected in data. More...
ION_API const std::vector< uint8 >	ion::image::ConvertToExternalImageData (const gfx::ImagePtr &image, ExternalImageFormat external_format, bool flip_vertically)
	Converts an existing Image to data in external_format, returning a vector. More...
ION_API const gfx::ImagePtr	ion::image::DownsampleImage2x (const gfx::ImagePtr &image, bool is_wipeable, const base::AllocatorPtr &allocator)
	Returns an image half the width and height of image. More...
const gfx::ImagePtr	ion::image::ResizeImage (const gfx::ImagePtr &image, uint32 out_width, uint32 out_height, bool is_wipeable, const base::AllocatorPtr &allocator)
	Returns a copy of image scaled to the specified dimensions. More...
ION_API void	ion::image::FlipImage (const gfx::ImagePtr &image)
	Flips an image vertically in place. More...
ION_API void	ion::image::FlipImageHorizontally (const gfx::ImagePtr &image)
	Flips an image horizontally in place. More...
ION_API void	ion::image::StraightAlphaFromPremultipliedAlpha (const gfx::ImagePtr &image)
	Converts a "pre-multiplied alpha" RGBA image into a "straight alpha" RGBA image. More...