chromium/third_party/skia/src/image/SkImage_RasterFactories.cpp

/*
 * Copyright 2023 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "include/core/SkAlphaType.h"
#include "include/core/SkBitmap.h"
#include "include/core/SkColorType.h"
#include "include/core/SkData.h"
#include "include/core/SkImage.h"
#include "include/core/SkImageInfo.h"
#include "include/core/SkPixmap.h"
#include "include/core/SkRefCnt.h"
#include "include/private/base/SkMath.h"
#include "src/core/SkCompressedDataUtils.h"
#include "src/core/SkImageFilterTypes.h"
#include "src/core/SkImageFilter_Base.h"
#include "src/core/SkImagePriv.h"
#include "src/image/SkImage_Base.h"
#include "src/image/SkImage_Raster.h"

#include <cstddef>
#include <cstdint>
#include <utility>

class SkImageFilter;
struct SkIPoint;
struct SkIRect;
enum class SkTextureCompressionType;

static bool valid_args(const SkImageInfo& info, size_t rowBytes, size_t* minSize) { … }

namespace SkImages {
sk_sp<SkImage> RasterFromBitmap(const SkBitmap& bm) { … }

sk_sp<SkImage> RasterFromPixmapCopy(const SkPixmap& pmap) { … }

sk_sp<SkImage> RasterFromData(const SkImageInfo& info, sk_sp<SkData> data, size_t rowBytes) { … }

sk_sp<SkImage> MakeWithFilter(sk_sp<SkImage> src,
                              const SkImageFilter* filter,
                              const SkIRect& subset,
                              const SkIRect& clipBounds,
                              SkIRect* outSubset,
                              SkIPoint* offset) { … }

// TODO: this could be improved to decode and make use of the mipmap
// levels potentially present in the compressed data. For now, any
// mipmap levels are discarded.
sk_sp<SkImage> RasterFromCompressedTextureData(sk_sp<SkData> data,
                                               int width,
                                               int height,
                                               SkTextureCompressionType type) { … }

sk_sp<SkImage> RasterFromPixmap(const SkPixmap& pmap, RasterReleaseProc proc, ReleaseContext ctx) { … }

}  // namespace SkImages

sk_sp<SkImage> MakeRasterCopyPriv(const SkPixmap& pmap, uint32_t id) { … }