SkBmpBaseCodec.h 977 B

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  1. /*
  2. * Copyright 2017 Google Inc.
  3. *
  4. * Use of this source code is governed by a BSD-style license that can be
  5. * found in the LICENSE file.
  6. */
  7. #ifndef SkBmpBaseCodec_DEFINED
  8. #define SkBmpBaseCodec_DEFINED
  9. #include "include/private/SkTemplates.h"
  10. #include "src/codec/SkBmpCodec.h"
  11. /*
  12. * Common base class for SkBmpStandardCodec and SkBmpMaskCodec.
  13. */
  14. class SkBmpBaseCodec : public SkBmpCodec {
  15. public:
  16. ~SkBmpBaseCodec() override;
  17. /*
  18. * Whether fSrcBuffer was successfully created.
  19. *
  20. * If false, this Codec must not be used.
  21. */
  22. bool didCreateSrcBuffer() const { return fSrcBuffer != nullptr; }
  23. protected:
  24. SkBmpBaseCodec(SkEncodedInfo&& info, std::unique_ptr<SkStream>,
  25. uint16_t bitsPerPixel, SkCodec::SkScanlineOrder rowOrder);
  26. uint8_t* srcBuffer() { return reinterpret_cast<uint8_t*>(fSrcBuffer.get()); }
  27. private:
  28. SkAutoFree fSrcBuffer;
  29. typedef SkBmpCodec INHERITED;
  30. };
  31. #endif // SkBmpBaseCodec_DEFINED