Class BrotliDecoderWrapper

src/bmffimage.cpp:181–201

Wrapper class for BrotliDecoderState that automatically calls BrotliDecoderDestroyInstance in its destructor.

// Wrapper class for BrotliDecoderState that automatically calls
// BrotliDecoderDestroyInstance in its destructor.
class BrotliDecoderWrapper {
  BrotliDecoderState* decoder_;

 public:
  BrotliDecoderWrapper() : decoder_(BrotliDecoderCreateInstance(nullptr, nullptr, nullptr)) {
    if (!decoder_) {
      throw Error(ErrorCode::kerMallocFailed);
    }
  }

  ~BrotliDecoderWrapper() {
    BrotliDecoderDestroyInstance(decoder_);
  }

  BrotliDecoderWrapper(const BrotliDecoderWrapper&) = delete;
  BrotliDecoderWrapper& operator=(const BrotliDecoderWrapper&) = delete;

  [[nodiscard]] BrotliDecoderState* get() const {
    return decoder_;
  }
};

void BmffImage::brotliUncompress(const byte* compressedBuf, size_t compressedBufSize, DataBuf& arr) {
  BrotliDecoderWrapper decoder;