Dan Sinclair | 0bb1333 | 2017-03-30 16:12:02 -0400 | [diff] [blame] | 1 | // Copyright 2017 PDFium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| 6 | |
| 7 | #ifndef CORE_FXCODEC_CODEC_CJPX_DECODER_H_ |
| 8 | #define CORE_FXCODEC_CODEC_CJPX_DECODER_H_ |
| 9 | |
Ryan Harrison | 808b52a | 2017-09-08 10:10:26 -0400 | [diff] [blame] | 10 | #include <memory> |
Dan Sinclair | 0bb1333 | 2017-03-30 16:12:02 -0400 | [diff] [blame] | 11 | #include <vector> |
| 12 | |
Ryan Harrison | 808b52a | 2017-09-08 10:10:26 -0400 | [diff] [blame] | 13 | #include "core/fxcodec/codec/codec_int.h" |
Dan Sinclair | aee0db0 | 2017-09-21 16:53:58 -0400 | [diff] [blame] | 14 | #include "core/fxcrt/unowned_ptr.h" |
Tom Sepez | 00ba8bb | 2018-06-27 18:02:30 +0000 | [diff] [blame^] | 15 | #include "third_party/base/span.h" |
Dan Sinclair | 0bb1333 | 2017-03-30 16:12:02 -0400 | [diff] [blame] | 16 | #include "third_party/libopenjpeg20/openjpeg.h" |
| 17 | |
| 18 | class CPDF_ColorSpace; |
| 19 | |
| 20 | class CJPX_Decoder { |
| 21 | public: |
| 22 | explicit CJPX_Decoder(CPDF_ColorSpace* cs); |
| 23 | ~CJPX_Decoder(); |
| 24 | |
Tom Sepez | 00ba8bb | 2018-06-27 18:02:30 +0000 | [diff] [blame^] | 25 | bool Init(pdfium::span<const uint8_t> src_data); |
Dan Sinclair | 0bb1333 | 2017-03-30 16:12:02 -0400 | [diff] [blame] | 26 | void GetInfo(uint32_t* width, uint32_t* height, uint32_t* components); |
| 27 | bool Decode(uint8_t* dest_buf, |
Ryan Harrison | b6e0117 | 2018-06-20 13:43:04 +0000 | [diff] [blame] | 28 | uint32_t pitch, |
Dan Sinclair | 0bb1333 | 2017-03-30 16:12:02 -0400 | [diff] [blame] | 29 | const std::vector<uint8_t>& offsets); |
| 30 | |
| 31 | private: |
Tom Sepez | 00ba8bb | 2018-06-27 18:02:30 +0000 | [diff] [blame^] | 32 | pdfium::span<const uint8_t> m_SrcData; |
| 33 | UnownedPtr<opj_image_t> m_Image; |
| 34 | UnownedPtr<opj_codec_t> m_Codec; |
Ryan Harrison | 808b52a | 2017-09-08 10:10:26 -0400 | [diff] [blame] | 35 | std::unique_ptr<DecodeData> m_DecodeData; |
Tom Sepez | 00ba8bb | 2018-06-27 18:02:30 +0000 | [diff] [blame^] | 36 | UnownedPtr<opj_stream_t> m_Stream; |
Ryan Harrison | 808b52a | 2017-09-08 10:10:26 -0400 | [diff] [blame] | 37 | opj_dparameters_t m_Parameters; |
Dan Sinclair | aee0db0 | 2017-09-21 16:53:58 -0400 | [diff] [blame] | 38 | UnownedPtr<const CPDF_ColorSpace> const m_ColorSpace; |
Dan Sinclair | 0bb1333 | 2017-03-30 16:12:02 -0400 | [diff] [blame] | 39 | }; |
| 40 | |
| 41 | #endif // CORE_FXCODEC_CODEC_CJPX_DECODER_H_ |