chromium/third_party/blink/renderer/platform/image-decoders/segment_reader.h

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_IMAGE_DECODERS_SEGMENT_READER_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_IMAGE_DECODERS_SEGMENT_READER_H_

#include "base/memory/scoped_refptr.h"
#include "third_party/blink/renderer/platform/image-decoders/rw_buffer.h"
#include "third_party/blink/renderer/platform/platform_export.h"
#include "third_party/blink/renderer/platform/wtf/shared_buffer.h"
#include "third_party/blink/renderer/platform/wtf/thread_safe_ref_counted.h"

class SkData;
template <typename T>
class sk_sp;

namespace blink {

// Interface that looks like SharedBuffer. Used by ImageDecoders to use various
// sources of input including:
// - SharedBuffer
//   - for when the caller already has a SharedBuffer
// - SkData
//   - for when the caller already has an SkData
// - ROBuffer
//   - for when the caller wants to read/write in different threads
//
// Unlike SharedBuffer, this is a read-only interface. There is no way to
// modify the underlying data source.
class PLATFORM_EXPORT SegmentReader
    : public ThreadSafeRefCounted<SegmentReader> { … };

}  // namespace blink
#endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_IMAGE_DECODERS_SEGMENT_READER_H_