From a87508008dfa1604baf2d4e39bf44704c00f261c Mon Sep 17 00:00:00 2001 From: Jarred Sumner Date: Sun, 3 Apr 2022 16:34:10 -0700 Subject: skia WIP --- src/deps/skia/include/core/SkMallocPixelRef.h | 42 +++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 src/deps/skia/include/core/SkMallocPixelRef.h (limited to 'src/deps/skia/include/core/SkMallocPixelRef.h') diff --git a/src/deps/skia/include/core/SkMallocPixelRef.h b/src/deps/skia/include/core/SkMallocPixelRef.h new file mode 100644 index 000000000..cce54b50f --- /dev/null +++ b/src/deps/skia/include/core/SkMallocPixelRef.h @@ -0,0 +1,42 @@ +/* + * Copyright 2008 The Android Open Source Project + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#ifndef SkMallocPixelRef_DEFINED +#define SkMallocPixelRef_DEFINED + +#include "include/core/SkPixelRef.h" +#include "include/core/SkRefCnt.h" +#include "include/core/SkTypes.h" +class SkData; +struct SkImageInfo; + +/** We explicitly use the same allocator for our pixels that SkMask does, + so that we can freely assign memory allocated by one class to the other. +*/ +namespace SkMallocPixelRef { + /** + * Return a new SkMallocPixelRef, automatically allocating storage for the + * pixels. If rowBytes are 0, an optimal value will be chosen automatically. + * If rowBytes is > 0, then it will be respected, or NULL will be returned + * if rowBytes is invalid for the specified info. + * + * All pixel bytes are zeroed. + * + * Returns NULL on failure. + */ + SK_API sk_sp MakeAllocate(const SkImageInfo&, size_t rowBytes); + + /** + * Return a new SkMallocPixelRef that will use the provided SkData and + * rowBytes as pixel storage. The SkData will be ref()ed and on + * destruction of the PixelRef, the SkData will be unref()ed. + * + * Returns NULL on failure. + */ + SK_API sk_sp MakeWithData(const SkImageInfo&, size_t rowBytes, sk_sp data); +} // namespace SkMallocPixelRef +#endif -- cgit v1.2.3