1 // Copyright 2014 Google Inc. All Rights Reserved.
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
7 // http://www.apache.org/licenses/LICENSE-2.0
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.
15 // Library for converting WOFF2 format font files to their TTF versions.
17 #ifndef WOFF2_WOFF2_ENC_H_
18 #define WOFF2_WOFF2_ENC_H_
29 // Returns an upper bound on the size of the compressed file.
30 size_t MaxWOFF2CompressedSize(const uint8_t* data, size_t length);
31 size_t MaxWOFF2CompressedSize(const uint8_t* data, size_t length,
32 const string& extended_metadata);
34 // Compresses the font into the target buffer. *result_length should be at least
35 // the value returned by MaxWOFF2CompressedSize(), upon return, it is set to the
36 // actual compressed size. Returns true on successful compression.
37 bool ConvertTTFToWOFF2(const uint8_t *data, size_t length,
38 uint8_t *result, size_t *result_length);
40 bool ConvertTTFToWOFF2(const uint8_t *data, size_t length,
41 uint8_t *result, size_t *result_length,
42 const string& extended_metadata);
46 #endif // WOFF2_WOFF2_ENC_H_