183           encoder_(BrotliEncoderCreateInstance(nullptr, nullptr, nullptr),  in BrotliEncoder()
185         BrotliEncoderSetParameter(encoder_.get(), BROTLI_PARAM_QUALITY, 1);  in BrotliEncoder()
204             if (!BrotliEncoderCompressStream(encoder_.get(), op, &available_in, &next_in,  in Encode()
214             if (BrotliEncoderIsFinished(encoder_.get())) {  in Encode()
232     std::unique_ptr<BrotliEncoderState, void (*)(BrotliEncoderState*)> encoder_;  member
287         : Encoder(output_block_size), encoder_(nullptr, nullptr) {  in LZ4Encoder()
292         encoder_ = std::unique_ptr<LZ4F_cctx, decltype(&LZ4F_freeCompressionContext)>(  in LZ4Encoder()
295         size_t rc = LZ4F_compressBegin(encoder_.get(), header.data(), header.size(), nullptr);  in LZ4Encoder()
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()
382     std::unique_ptr<LZ4F_cctx, LZ4F_errorCode_t (*)(LZ4F_cctx*)> encoder_;  member
438         : Encoder(output_block_size), encoder_(ZSTD_createCStream(), ZSTD_freeCStream) {  in ZstdEncoder()
439         if (!encoder_) {  in ZstdEncoder()
442         ZSTD_CCtx_setParameter(encoder_.get(), ZSTD_c_compressionLevel, 1);  in ZstdEncoder()
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_;