Roderick Sheeter | 437bbad | 2013-11-19 14:32:56 -0800 | [diff] [blame^] | 1 | // Copyright 2013 Google Inc. All Rights Reserved. |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | // |
| 15 | // Library for converting WOFF2 format font files to their TTF versions. |
| 16 | |
| 17 | #ifndef BROTLI_WOFF2_WOFF2_H_ |
| 18 | #define BROTLI_WOFF2_WOFF2_H_ |
| 19 | |
| 20 | #include <stddef.h> |
| 21 | #include <inttypes.h> |
| 22 | #include <string> |
| 23 | |
| 24 | namespace woff2 { |
| 25 | |
| 26 | using std::string; |
| 27 | |
| 28 | // Compute the size of the final uncompressed font, or 0 on error. |
| 29 | size_t ComputeWOFF2FinalSize(const uint8_t *data, size_t length); |
| 30 | |
| 31 | // Decompresses the font into the target buffer. The result_length should |
| 32 | // be the same as determined by ComputeFinalSize(). Returns true on successful |
| 33 | // decompression. |
| 34 | bool ConvertWOFF2ToTTF(uint8_t *result, size_t result_length, |
| 35 | const uint8_t *data, size_t length); |
| 36 | |
| 37 | // Returns an upper bound on the size of the compressed file. |
| 38 | size_t MaxWOFF2CompressedSize(const uint8_t* data, size_t length); |
| 39 | |
| 40 | // Compresses the font into the target buffer. *result_length should be at least |
| 41 | // the value returned by MaxWOFF2CompressedSize(), upon return, it is set to the |
| 42 | // actual compressed size. Returns true on successful compression. |
| 43 | bool ConvertTTFToWOFF2(const uint8_t *data, size_t length, |
| 44 | uint8_t *result, size_t *result_length); |
| 45 | |
| 46 | |
| 47 | |
| 48 | } // namespace woff2 |
| 49 | |
| 50 | #endif // BROTLI_WOFF2_WOFF2_H_ |