blob: e90649d75d492030bed8ee3e5d2aa58b738f8163 [file] [log] [blame]
/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
// EXPERIMENTAL EXPERIMENTAL EXPERIMENTAL EXPERIMENTAL
// DO NOT USE -- FOR INTERNAL TESTING ONLY
#ifndef sk_image_DEFINED
#define sk_image_DEFINED
#include "sk_types.h"
SK_C_PLUS_PLUS_BEGIN_GUARD
/**
* Return a new image that has made a copy of the provided pixels, or NULL on failure.
* Balance with a call to sk_image_unref().
*/
SK_API sk_image_t* sk_image_new_raster_copy(const sk_imageinfo_t*, const void* pixels, size_t rowBytes);
/**
* If the specified data can be interpreted as a compressed image (e.g. PNG or JPEG) then this
* returns an image. If the encoded data is not supported, returns NULL.
*
* On success, the encoded data may be processed immediately, or it may be ref()'d for later
* use.
*/
SK_API sk_image_t* sk_image_new_from_encoded(const sk_data_t* encoded, const sk_irect_t* subset);
/**
* Encode the image's pixels and return the result as a new PNG in a
* sk_data_t, which the caller must manage: call sk_data_unref() when
* they are done.
*
* If the image type cannot be encoded, this will return NULL.
*/
SK_API sk_data_t* sk_image_encode(const sk_image_t*);
/**
* Increment the reference count on the given sk_image_t. Must be
* balanced by a call to sk_image_unref().
*/
SK_API void sk_image_ref(const sk_image_t*);
/**
* Decrement the reference count. If the reference count is 1 before
* the decrement, then release both the memory holding the sk_image_t
* and the memory it is managing. New sk_image_t are created with a
reference count of 1.
*/
SK_API void sk_image_unref(const sk_image_t*);
/**
* Return the width of the sk_image_t/
*/
SK_API int sk_image_get_width(const sk_image_t*);
/**
* Return the height of the sk_image_t/
*/
SK_API int sk_image_get_height(const sk_image_t*);
/**
* Returns a non-zero value unique among all images.
*/
SK_API uint32_t sk_image_get_unique_id(const sk_image_t*);
SK_C_PLUS_PLUS_END_GUARD
#endif