libjpeg_test_util.h (1425B)
1 // Copyright (c) the JPEG XL Project Authors. All rights reserved. 2 // 3 // Use of this source code is governed by a BSD-style 4 // license that can be found in the LICENSE file. 5 6 #ifndef LIB_JPEGLI_LIBJPEG_TEST_UTIL_H_ 7 #define LIB_JPEGLI_LIBJPEG_TEST_UTIL_H_ 8 9 #include <stddef.h> 10 #include <stdint.h> 11 12 #include <vector> 13 14 #include "lib/jpegli/test_params.h" 15 16 namespace jpegli { 17 18 // Verifies that an image encoded with libjpegli can be decoded with libjpeg, 19 // and checks that the jpeg coding metadata matches jparams. 20 void DecodeAllScansWithLibjpeg(const CompressParams& jparams, 21 const DecompressParams& dparams, 22 const std::vector<uint8_t>& compressed, 23 std::vector<TestImage>* output_progression); 24 // Returns the number of bytes read from compressed. 25 size_t DecodeWithLibjpeg(const CompressParams& jparams, 26 const DecompressParams& dparams, 27 const uint8_t* table_stream, size_t table_stream_size, 28 const uint8_t* compressed, size_t len, 29 TestImage* output); 30 void DecodeWithLibjpeg(const CompressParams& jparams, 31 const DecompressParams& dparams, 32 const std::vector<uint8_t>& compressed, 33 TestImage* output); 34 35 } // namespace jpegli 36 37 #endif // LIB_JPEGLI_LIBJPEG_TEST_UTIL_H_