82     explicit Encoder(size_t output_block_size) : output_block_size_(output_block_size) {}  in Encoder()
85     const size_t output_block_size_;
94         size_t available_out = output_buffer_.size();  in Decode()
97             size_t len = std::min(available_out, input_buffer_.front_size());  in Decode()
111     explicit NullEncoder(size_t output_block_size) : Encoder(output_block_size) {}  in NullEncoder()
117         size_t available_out = output->size();  in Encode()
121             size_t len = std::min(available_out, input_buffer_.front_size());  in Encode()
143         size_t available_in = input_buffer_.front_size();  in Decode()
146         size_t available_out = output_buffer_.size();  in Decode()
152         size_t bytes_consumed = input_buffer_.front_size() - available_in;  in Decode()
155         size_t bytes_emitted = output_buffer_.size() - available_out;  in Decode()
179     explicit BrotliEncoder(size_t output_block_size)  in BrotliEncoder()
192             size_t available_in = input_buffer_.front_size();  in Encode()
195             size_t available_out = output_bytes_left_;  in Encode()
209             size_t bytes_consumed = input_buffer_.front_size() - available_in;  in Encode()
231     size_t output_bytes_left_;
247         size_t available_in = input_buffer_.front_size();  in Decode()
250         size_t available_out = output_buffer_.size();  in Decode()
253         size_t rc = LZ4F_decompress(decoder_.get(), next_out, &available_out, next_in,  in Decode()
286     explicit LZ4Encoder(size_t output_block_size)  in LZ4Encoder()
295         size_t rc = LZ4F_compressBegin(encoder_.get(), header.data(), header.size(), nullptr);  in LZ4Encoder()
310         size_t available_in = input_buffer_.front_size();  in Encode()
319         constexpr size_t max_input_size = 65536;  in Encode()
320         const size_t encode_block_size = LZ4F_compressBound(max_input_size, nullptr);  in Encode()
331             size_t available_out = encode_block.capacity();  in Encode()
334             size_t rc = LZ4F_compressUpdate(encoder_.get(), next_out, available_out, next_in,  in Encode()
354             size_t rc = LZ4F_compressEnd(encoder_.get(), final_block.data(), final_block.size(),  in Encode()
366             size_t len = std::min(output_block_size_, output_buffer_.size());  in Encode()
404         out.size = static_cast<size_t>(output_buffer_.size());  in Decode()
407         size_t rc = ZSTD_decompressStream(decoder_.get(), &out, &in);  in Decode()
433     std::unique_ptr<ZSTD_DStream, size_t (*)(ZSTD_DStream*)> decoder_;
437     explicit ZstdEncoder(size_t output_block_size)  in ZstdEncoder()
455         out.size = static_cast<size_t>(output->size());  in Encode()
459         size_t rc = ZSTD_compressStream2(encoder_.get(), &out, &in, end_directive);  in Encode()
485     std::unique_ptr<ZSTD_CStream, size_t (*)(ZSTD_CStream*)> encoder_;