Revert "Cleanup: Remove unused CFX_PSRenderer and various encoders it used."

core/include/fxcodec/fx_codec.h

 // Copyright 2014 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_INCLUDE_FXCODEC_FX_CODEC_H_
 #define CORE_INCLUDE_FXCODEC_FX_CODEC_H_
 
 #include <vector>
 
 #include "core/include/fxcrt/fx_basic.h"
 #include "fx_codec_def.h"
 #include "third_party/base/nonstd_unique_ptr.h"
 
 class CFX_DIBSource;
 class CJPX_Decoder;
 class CPDF_PrivateData;
 class CPDF_StreamAcc;
 class ICodec_ScanlineDecoder;
 class ICodec_BasicModule;
 class ICodec_FaxModule;
 class ICodec_JpegModule;
 class ICodec_JpxModule;
 class ICodec_Jbig2Module;
 class ICodec_IccModule;
 class ICodec_FlateModule;
+class ICodec_Jbig2Encoder;
 class ICodec_ScanlineDecoder;
 
 class CCodec_ModuleMgr {
  public:
   CCodec_ModuleMgr();
 
   ICodec_BasicModule* GetBasicModule() const { return m_pBasicModule.get(); }
   ICodec_FaxModule* GetFaxModule() const { return m_pFaxModule.get(); }
   ICodec_JpegModule* GetJpegModule() const { return m_pJpegModule.get(); }
   ICodec_JpxModule* GetJpxModule() const { return m_pJpxModule.get(); }
   ICodec_Jbig2Module* GetJbig2Module() const { return m_pJbig2Module.get(); }
   ICodec_IccModule* GetIccModule() const { return m_pIccModule.get(); }
   ICodec_FlateModule* GetFlateModule() const { return m_pFlateModule.get(); }
 
  protected:
   nonstd::unique_ptr<ICodec_BasicModule> m_pBasicModule;
   nonstd::unique_ptr<ICodec_FaxModule> m_pFaxModule;
   nonstd::unique_ptr<ICodec_JpegModule> m_pJpegModule;
   nonstd::unique_ptr<ICodec_JpxModule> m_pJpxModule;
   nonstd::unique_ptr<ICodec_Jbig2Module> m_pJbig2Module;
   nonstd::unique_ptr<ICodec_IccModule> m_pIccModule;
   nonstd::unique_ptr<ICodec_FlateModule> m_pFlateModule;
 };
 class ICodec_BasicModule {
  public:
   virtual ~ICodec_BasicModule() {}
+  virtual FX_BOOL RunLengthEncode(const uint8_t* src_buf,
+                                  FX_DWORD src_size,
+                                  uint8_t*& dest_buf,
+                                  FX_DWORD& dest_size) = 0;
+  virtual FX_BOOL A85Encode(const uint8_t* src_buf,
+                            FX_DWORD src_size,
+                            uint8_t*& dest_buf,
+                            FX_DWORD& dest_size) = 0;
   virtual ICodec_ScanlineDecoder* CreateRunLengthDecoder(const uint8_t* src_buf,
                                                          FX_DWORD src_size,
                                                          int width,
                                                          int height,
                                                          int nComps,
                                                          int bpc) = 0;
 };
 
 class ICodec_ScanlineDecoder {
  public:
@@ skipping 37 matching lines @@
                                     const uint8_t* src_buf,
                                     FX_DWORD src_size,
                                     FX_BOOL bEarlyChange,
                                     int predictor,
                                     int Colors,
                                     int BitsPerComponent,
                                     int Columns,
                                     FX_DWORD estimated_size,
                                     uint8_t*& dest_buf,
                                     FX_DWORD& dest_size) = 0;
-  virtual bool Encode(const uint8_t* src_buf,
-                      FX_DWORD src_size,
-                      uint8_t** dest_buf,
-                      FX_DWORD* dest_size) = 0;
-  virtual bool PngEncode(const uint8_t* src_buf,
+  virtual FX_BOOL Encode(const uint8_t* src_buf,
                          FX_DWORD src_size,
-                         uint8_t** dest_buf,
-                         FX_DWORD* dest_size) = 0;
+                         int predictor,
+                         int Colors,
+                         int BitsPerComponent,
+                         int Columns,
+                         uint8_t*& dest_buf,
+                         FX_DWORD& dest_size) = 0;
+  virtual FX_BOOL Encode(const uint8_t* src_buf,
+                         FX_DWORD src_size,
+                         uint8_t*& dest_buf,
+                         FX_DWORD& dest_size) = 0;
 };
 class ICodec_FaxModule {
  public:
   virtual ~ICodec_FaxModule() {}
 
   virtual ICodec_ScanlineDecoder* CreateDecoder(const uint8_t* src_buf,
                                                 FX_DWORD src_size,
                                                 int width,
                                                 int height,
                                                 int K,
                                                 FX_BOOL EndOfLine,
                                                 FX_BOOL EncodedByteAlign,
                                                 FX_BOOL BlackIs1,
                                                 int Columns,
                                                 int Rows) = 0;
+
+  virtual FX_BOOL Encode(const uint8_t* src_buf,
+                         int width,
+                         int height,
+                         int pitch,
+                         uint8_t*& dest_buf,
+                         FX_DWORD& dest_size) = 0;
 };
-
 class ICodec_JpegModule {
  public:
   virtual ~ICodec_JpegModule() {}
 
   virtual ICodec_ScanlineDecoder* CreateDecoder(const uint8_t* src_buf,
                                                 FX_DWORD src_size,
                                                 int width,
                                                 int height,
                                                 int nComps,
                                                 FX_BOOL ColorTransform) = 0;
 
-  virtual bool LoadInfo(const uint8_t* src_buf,
-                        FX_DWORD src_size,
-                        int* width,
-                        int* height,
-                        int* num_components,
-                        int* bits_per_components,
-                        bool* color_transform) = 0;
+  virtual FX_BOOL LoadInfo(const uint8_t* src_buf,
+                           FX_DWORD src_size,
+                           int& width,
+                           int& height,
+                           int& num_components,
+                           int& bits_per_components,
+                           FX_BOOL& color_transform,
+                           uint8_t** icc_buf_ptr = NULL,
+                           FX_DWORD* icc_length = NULL) = 0;
+
+  virtual FX_BOOL Encode(const class CFX_DIBSource* pSource,
+                         uint8_t*& dest_buf,
+                         FX_STRSIZE& dest_size,
+                         int quality = 75,
+                         const uint8_t* icc_buf = NULL,
+                         FX_DWORD icc_length = 0) = 0;
 
   virtual void* Start() = 0;
 
   virtual void Finish(void* pContext) = 0;
 
   virtual void Input(void* pContext,
                      const uint8_t* src_buf,
                      FX_DWORD src_size) = 0;
 
   virtual int ReadHeader(void* pContext,
@@ skipping 43 matching lines @@
                                      CPDF_StreamAcc* src_stream,
                                      CPDF_StreamAcc* global_stream,
                                      uint8_t* dest_buf,
                                      FX_DWORD dest_pitch,
                                      IFX_Pause* pPause) = 0;
 
   virtual FXCODEC_STATUS ContinueDecode(void* pJbig2Content,
                                         IFX_Pause* pPause) = 0;
   virtual void DestroyJbig2Context(void* pJbig2Content) = 0;
 };
-
+class ICodec_Jbig2Encoder {
+ public:
+  virtual ~ICodec_Jbig2Encoder() {}
+};
 class ICodec_IccModule {
  public:
   typedef enum {
     IccCS_Unknown = 0,
     IccCS_XYZ,
     IccCS_Lab,
     IccCS_Luv,
     IccCS_YCbCr,
     IccCS_Yxy,
     IccCS_Hsv,
@@ skipping 76 matching lines @@
 FX_BOOL MD5ComputeID(const void* buf, FX_DWORD dwSize, uint8_t ID[16]);
 void FaxG4Decode(const uint8_t* src_buf,
                  FX_DWORD src_size,
                  int* pbitpos,
                  uint8_t* dest_buf,
                  int width,
                  int height,
                  int pitch);
 
 #endif  // CORE_INCLUDE_FXCODEC_FX_CODEC_H_