compressed_image.h

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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#ifndef FLUTTER_IMPELLER_PLAYGROUND_IMAGE_COMPRESSED_IMAGE_H_
#define FLUTTER_IMPELLER_PLAYGROUND_IMAGE_COMPRESSED_IMAGE_H_
 
#include <memory>
 
#include "flutter/fml/macros.h"
#include "flutter/fml/mapping.h"
#include "impeller/geometry/size.h"
#include "impeller/playground/image/decompressed_image.h"
 
namespace impeller {
 
class ImageSource;
 
class CompressedImage {
 public:
  virtual ~CompressedImage();
 
  [[nodiscard]] virtual DecompressedImage Decode() const = 0;
 
  bool IsValid() const;
 
 protected:
  const std::shared_ptr<const fml::Mapping> source_;
 
  explicit CompressedImage(std::shared_ptr<const fml::Mapping> allocation);
};
 
}  // namespace impeller
 
#endif  // FLUTTER_IMPELLER_PLAYGROUND_IMAGE_COMPRESSED_IMAGE_H_