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| 1 // Copyright 2016 The PDFium Authors. All rights reserved. | 1 // Copyright 2016 The PDFium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include <cstdint> | 5 #include <cstdint> |
| 6 | 6 |
| 7 #include "core/fpdfapi/parser/cpdf_stream.h" | 7 #include "core/fpdfapi/parser/cpdf_stream.h" |
| 8 #include "core/fpdfapi/parser/cpdf_stream_acc.h" | 8 #include "core/fpdfapi/parser/cpdf_stream_acc.h" |
| 9 #include "core/fxcodec/JBig2_DocumentContext.h" | 9 #include "core/fxcodec/JBig2_DocumentContext.h" |
| 10 #include "core/fxcodec/codec/ccodec_jbig2module.h" | 10 #include "core/fxcodec/codec/ccodec_jbig2module.h" |
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| 26 data += kParameterSize; | 26 data += kParameterSize; |
| 27 | 27 |
| 28 std::unique_ptr<CFX_DIBitmap> bitmap(new CFX_DIBitmap); | 28 std::unique_ptr<CFX_DIBitmap> bitmap(new CFX_DIBitmap); |
| 29 if (!bitmap->Create(width, height, FXDIB_1bppRgb)) | 29 if (!bitmap->Create(width, height, FXDIB_1bppRgb)) |
| 30 return 0; | 30 return 0; |
| 31 | 31 |
| 32 std::unique_ptr<CPDF_Object, ReleaseDeleter<CPDF_Object>> stream( | 32 std::unique_ptr<CPDF_Object, ReleaseDeleter<CPDF_Object>> stream( |
| 33 new CPDF_Stream); | 33 new CPDF_Stream); |
| 34 stream->AsStream()->SetData(data, size); | 34 stream->AsStream()->SetData(data, size); |
| 35 CPDF_StreamAcc src_stream; | 35 CPDF_StreamAcc src_stream; |
| 36 src_stream.LoadAllData(stream->AsStream(), TRUE); | 36 src_stream.LoadAllData(stream->AsStream(), true); |
| 37 | 37 |
| 38 CCodec_Jbig2Module module; | 38 CCodec_Jbig2Module module; |
| 39 CCodec_Jbig2Context jbig2_context; | 39 CCodec_Jbig2Context jbig2_context; |
| 40 std::unique_ptr<JBig2_DocumentContext> document_context; | 40 std::unique_ptr<JBig2_DocumentContext> document_context; |
| 41 FXCODEC_STATUS status = module.StartDecode( | 41 FXCODEC_STATUS status = module.StartDecode( |
| 42 &jbig2_context, &document_context, width, height, &src_stream, nullptr, | 42 &jbig2_context, &document_context, width, height, &src_stream, nullptr, |
| 43 bitmap->GetBuffer(), bitmap->GetPitch(), nullptr); | 43 bitmap->GetBuffer(), bitmap->GetPitch(), nullptr); |
| 44 | 44 |
| 45 while (status == FXCODEC_STATUS_DECODE_TOBECONTINUE) | 45 while (status == FXCODEC_STATUS_DECODE_TOBECONTINUE) |
| 46 status = module.ContinueDecode(&jbig2_context, nullptr); | 46 status = module.ContinueDecode(&jbig2_context, nullptr); |
| 47 return 0; | 47 return 0; |
| 48 } | 48 } |
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