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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkImagePriv_DEFINED
#define SkImagePriv_DEFINED
#include "SkBitmap.h"
#include "SkImage.h"
class SkPicture;
extern SkBitmap::Config SkImageInfoToBitmapConfig(const SkImage::Info&,
bool* isOpaque);
extern int SkImageBytesPerPixel(SkImage::ColorType);
extern bool SkBitmapToImageInfo(const SkBitmap&, SkImage::Info*);
extern SkImage* SkNewImageFromPixelRef(const SkImage::Info&, SkPixelRef*,
size_t rowBytes);
/**
* Examines the bitmap to decide if it can share the existing pixelRef, or
* if it needs to make a deep-copy of the pixels
*/
extern SkImage* SkNewImageFromBitmap(const SkBitmap&);
extern void SkImagePrivDrawPicture(SkCanvas*, SkPicture*,
SkScalar x, SkScalar y, const SkPaint*);
extern SkImage* SkNewImageFromPicture(SkPicture*);
static inline size_t SkImageMinRowBytes(const SkImage::Info& info) {
size_t rb = info.fWidth * SkImageBytesPerPixel(info.fColorType);
return SkAlign4(rb);
}
#endif
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