| // Copyright 2013 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| // Function to find backward reference copies. |
| |
| #ifndef BROTLI_ENC_BACKWARD_REFERENCES_H_ |
| #define BROTLI_ENC_BACKWARD_REFERENCES_H_ |
| |
| #include <stdint.h> |
| #include <vector> |
| |
| #include "./hash.h" |
| #include "./command.h" |
| |
| namespace brotli { |
| |
| // "commands" points to the next output command to write to, "*num_commands" is |
| // initially the total amount of commands output by previous |
| // CreateBackwardReferences calls, and must be incremented by the amount written |
| // by this call. |
| void CreateBackwardReferences(size_t num_bytes, |
| size_t position, |
| const uint8_t* ringbuffer, |
| size_t ringbuffer_mask, |
| const float* literal_cost, |
| size_t literal_cost_mask, |
| const size_t max_backward_limit, |
| const int quality, |
| Hashers* hashers, |
| int hash_type, |
| int* dist_cache, |
| int* last_insert_len, |
| Command* commands, |
| int* num_commands, |
| int* num_literals); |
| |
| } // namespace brotli |
| |
| #endif // BROTLI_ENC_BACKWARD_REFERENCES_H_ |