| // Copyright 2020 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #ifndef CORE_FXCODEC_GIF_GIF_PROGRESSIVE_DECODER_H_ |
| #define CORE_FXCODEC_GIF_GIF_PROGRESSIVE_DECODER_H_ |
| |
| #include "core/fxcodec/progressive_decoder_iface.h" |
| #include "third_party/base/no_destructor.h" |
| |
| #ifndef PDF_ENABLE_XFA_GIF |
| #error "GIF must be enabled" |
| #endif |
| |
| namespace fxcodec { |
| |
| class GifProgressiveDecoder final : public ProgressiveDecoderIface { |
| public: |
| static GifProgressiveDecoder* GetInstance(); |
| |
| // ProgressiveDecoderIface: |
| FX_FILESIZE GetAvailInput(Context* context) const override; |
| bool Input(Context* context, |
| RetainPtr<CFX_CodecMemory> codec_memory, |
| CFX_DIBAttribute* pAttribute) override; |
| |
| private: |
| friend pdfium::base::NoDestructor<GifProgressiveDecoder>; |
| |
| GifProgressiveDecoder(); |
| ~GifProgressiveDecoder() override; |
| }; |
| |
| } // namespace fxcodec |
| |
| using GifProgressiveDecoder = fxcodec::GifProgressiveDecoder; |
| |
| #endif // CORE_FXCODEC_GIF_GIF_PROGRESSIVE_DECODER_H_ |