OLD | NEW |
(Empty) | |
| 1 // Copyright 2016 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_CCODEC_GIFMODULE_H_ |
| 8 #define CORE_FXCODEC_CODEC_CCODEC_GIFMODULE_H_ |
| 9 |
| 10 #include "core/fxcrt/include/fx_system.h" |
| 11 |
| 12 struct FXGIF_Context; |
| 13 |
| 14 class CCodec_GifModule { |
| 15 public: |
| 16 CCodec_GifModule() { FXSYS_memset(m_szLastError, 0, sizeof(m_szLastError)); } |
| 17 |
| 18 FXGIF_Context* Start(void* pModule); |
| 19 void Finish(FXGIF_Context* pContext); |
| 20 |
| 21 uint32_t GetAvailInput(FXGIF_Context* pContext, |
| 22 uint8_t** avail_buf_ptr = nullptr); |
| 23 void Input(FXGIF_Context* pContext, |
| 24 const uint8_t* src_buf, |
| 25 uint32_t src_size); |
| 26 |
| 27 int32_t ReadHeader(FXGIF_Context* pContext, |
| 28 int* width, |
| 29 int* height, |
| 30 int* pal_num, |
| 31 void** pal_pp, |
| 32 int* bg_index, |
| 33 CFX_DIBAttribute* pAttribute); |
| 34 |
| 35 int32_t LoadFrameInfo(FXGIF_Context* pContext, int* frame_num); |
| 36 |
| 37 int32_t LoadFrame(FXGIF_Context* pContext, |
| 38 int frame_num, |
| 39 CFX_DIBAttribute* pAttribute); |
| 40 |
| 41 void (*RecordCurrentPositionCallback)(void* pModule, uint32_t& cur_pos); |
| 42 uint8_t* (*AskLocalPaletteBufCallback)(void* pModule, |
| 43 int32_t frame_num, |
| 44 int32_t pal_size); |
| 45 FX_BOOL (*InputRecordPositionBufCallback)(void* pModule, |
| 46 uint32_t rcd_pos, |
| 47 const FX_RECT& img_rc, |
| 48 int32_t pal_num, |
| 49 void* pal_ptr, |
| 50 int32_t delay_time, |
| 51 FX_BOOL user_input, |
| 52 int32_t trans_index, |
| 53 int32_t disposal_method, |
| 54 FX_BOOL interlace); |
| 55 void (*ReadScanlineCallback)(void* pModule, |
| 56 int32_t row_num, |
| 57 uint8_t* row_buf); |
| 58 |
| 59 protected: |
| 60 FX_CHAR m_szLastError[256]; |
| 61 }; |
| 62 |
| 63 #endif // CORE_FXCODEC_CODEC_CCODEC_GIFMODULE_H_ |
OLD | NEW |