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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 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 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #ifndef CORE_INCLUDE_FXCODEC_FX_CODEC_H_ | 7 #ifndef CORE_INCLUDE_FXCODEC_FX_CODEC_H_ |
8 #define CORE_INCLUDE_FXCODEC_FX_CODEC_H_ | 8 #define CORE_INCLUDE_FXCODEC_FX_CODEC_H_ |
9 | 9 |
10 #include "../../../third_party/base/nonstd_unique_ptr.h" | 10 #include "../../../third_party/base/nonstd_unique_ptr.h" |
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44 nonstd::unique_ptr<ICodec_JpxModule> m_pJpxModule; | 44 nonstd::unique_ptr<ICodec_JpxModule> m_pJpxModule; |
45 nonstd::unique_ptr<ICodec_Jbig2Module> m_pJbig2Module; | 45 nonstd::unique_ptr<ICodec_Jbig2Module> m_pJbig2Module; |
46 nonstd::unique_ptr<ICodec_IccModule> m_pIccModule; | 46 nonstd::unique_ptr<ICodec_IccModule> m_pIccModule; |
47 nonstd::unique_ptr<ICodec_FlateModule> m_pFlateModule; | 47 nonstd::unique_ptr<ICodec_FlateModule> m_pFlateModule; |
48 }; | 48 }; |
49 class ICodec_BasicModule | 49 class ICodec_BasicModule |
50 { | 50 { |
51 public: | 51 public: |
52 | 52 |
53 virtual ~ICodec_BasicModule() {} | 53 virtual ~ICodec_BasicModule() {} |
54 virtual FX_BOOL» RunLengthEncode(const uint8_t* src_buf, FX_DWORD src_siz
e, uint8_t*& dest_buf, | 54 virtual bool» RunLengthEncode(const uint8_t* src_buf, FX_DWORD src_siz
e, uint8_t*& dest_buf, |
55 FX_DWORD& dest_size) = 0; | 55 FX_DWORD& dest_size) = 0; |
56 virtual FX_BOOL» A85Encode(const uint8_t* src_buf, FX_DWORD src_size, uin
t8_t*& dest_buf, | 56 virtual bool» A85Encode(const uint8_t* src_buf, FX_DWORD src_size, uin
t8_t*& dest_buf, |
57 FX_DWORD& dest_size) = 0; | 57 FX_DWORD& dest_size) = 0; |
58 virtual ICodec_ScanlineDecoder* CreateRunLengthDecoder(const uint8_t* sr
c_buf, FX_DWORD src_size, int width, int height, | 58 virtual ICodec_ScanlineDecoder* CreateRunLengthDecoder(const uint8_t* sr
c_buf, FX_DWORD src_size, int width, int height, |
59 int nComps, int bpc) = 0; | 59 int nComps, int bpc) = 0; |
60 }; | 60 }; |
61 class ICodec_ScanlineDecoder | 61 class ICodec_ScanlineDecoder |
62 { | 62 { |
63 public: | 63 public: |
64 | 64 |
65 virtual ~ICodec_ScanlineDecoder() {} | 65 virtual ~ICodec_ScanlineDecoder() {} |
66 | 66 |
67 virtual FX_DWORD GetSrcOffset() = 0; | 67 virtual FX_DWORD GetSrcOffset() = 0; |
68 | 68 |
69 virtual void DownScale(int dest_width, int dest_height) = 0; | 69 virtual void DownScale(int dest_width, int dest_height) = 0; |
70 | 70 |
71 virtual uint8_t* GetScanline(int line) = 0; | 71 virtual uint8_t* GetScanline(int line) = 0; |
72 | 72 |
73 virtual FX_BOOL» » SkipToScanline(int line, IFX_Pause* pPause) = 0; | 73 virtual bool» » SkipToScanline(int line, IFX_Pause* pPause) = 0; |
74 | 74 |
75 virtual int GetWidth() = 0; | 75 virtual int GetWidth() = 0; |
76 | 76 |
77 virtual int GetHeight() = 0; | 77 virtual int GetHeight() = 0; |
78 | 78 |
79 virtual int CountComps() = 0; | 79 virtual int CountComps() = 0; |
80 | 80 |
81 virtual int GetBPC() = 0; | 81 virtual int GetBPC() = 0; |
82 | 82 |
83 virtual FX_BOOL» » IsColorTransformed() = 0; | 83 virtual bool» » IsColorTransformed() = 0; |
84 | 84 |
85 virtual void ClearImageData() = 0; | 85 virtual void ClearImageData() = 0; |
86 }; | 86 }; |
87 class ICodec_FlateModule | 87 class ICodec_FlateModule |
88 { | 88 { |
89 public: | 89 public: |
90 | 90 |
91 virtual ~ICodec_FlateModule() {} | 91 virtual ~ICodec_FlateModule() {} |
92 virtual ICodec_ScanlineDecoder* CreateDecoder(const uint8_t* src_buf, FX
_DWORD src_size, int width, int height, | 92 virtual ICodec_ScanlineDecoder* CreateDecoder(const uint8_t* src_buf, FX
_DWORD src_size, int width, int height, |
93 int nComps, int bpc, int predictor, int Colors, int BitsPerComponent
, int Columns) = 0; | 93 int nComps, int bpc, int predictor, int Colors, int BitsPerComponent
, int Columns) = 0; |
94 virtual FX_DWORD» FlateOrLZWDecode(FX_BOOL bLZW, const uint8_t* src_buf, F
X_DWORD src_size, FX_BOOL bEarlyChange, | 94 virtual FX_DWORD» FlateOrLZWDecode(bool bLZW, const uint8_t* src_buf, FX_D
WORD src_size, bool bEarlyChange, |
95 int predictor, int Colors, int BitsPerC
omponent, int Columns, | 95 int predictor, int Colors, int BitsPerC
omponent, int Columns, |
96 FX_DWORD estimated_size, uint8_t*& dest
_buf, FX_DWORD& dest_size) = 0; | 96 FX_DWORD estimated_size, uint8_t*& dest
_buf, FX_DWORD& dest_size) = 0; |
97 virtual FX_BOOL» » Encode(const uint8_t* src_buf, FX_DWORD src_size
, | 97 virtual bool» » Encode(const uint8_t* src_buf, FX_DWORD src_size
, |
98 int predictor, int Colors, int BitsPerComponent,
int Columns, | 98 int predictor, int Colors, int BitsPerComponent,
int Columns, |
99 uint8_t*& dest_buf, FX_DWORD& dest_size) = 0; | 99 uint8_t*& dest_buf, FX_DWORD& dest_size) = 0; |
100 virtual FX_BOOL» » Encode(const uint8_t* src_buf, FX_DWORD src_size
, uint8_t*& dest_buf, FX_DWORD& dest_size) = 0; | 100 virtual bool» » Encode(const uint8_t* src_buf, FX_DWORD src_size
, uint8_t*& dest_buf, FX_DWORD& dest_size) = 0; |
101 }; | 101 }; |
102 class ICodec_FaxModule | 102 class ICodec_FaxModule |
103 { | 103 { |
104 public: | 104 public: |
105 | 105 |
106 virtual ~ICodec_FaxModule() {} | 106 virtual ~ICodec_FaxModule() {} |
107 | 107 |
108 virtual ICodec_ScanlineDecoder* CreateDecoder(const uint8_t* src_buf, FX
_DWORD src_size, int width, int height, | 108 virtual ICodec_ScanlineDecoder* CreateDecoder(const uint8_t* src_buf, FX
_DWORD src_size, int width, int height, |
109 int K, FX_BOOL EndOfLine, FX_BOOL EncodedByteAlign, FX_BOOL BlackIs1
, int Columns, int Rows) = 0; | 109 int K, bool EndOfLine, bool EncodedByteAlign, bool BlackIs1, int Col
umns, int Rows) = 0; |
110 | 110 |
111 | 111 |
112 virtual FX_BOOL» » Encode(const uint8_t* src_buf, int width, int he
ight, int pitch, | 112 virtual bool» » Encode(const uint8_t* src_buf, int width, int he
ight, int pitch, |
113 uint8_t*& dest_buf, FX_DWORD& dest_size) = 0; | 113 uint8_t*& dest_buf, FX_DWORD& dest_size) = 0; |
114 }; | 114 }; |
115 class ICodec_JpegModule | 115 class ICodec_JpegModule |
116 { | 116 { |
117 public: | 117 public: |
118 | 118 |
119 virtual ~ICodec_JpegModule() {} | 119 virtual ~ICodec_JpegModule() {} |
120 | 120 |
121 virtual void SetPovider(IFX_JpegProvider* pJP) = 0; | 121 virtual void SetPovider(IFX_JpegProvider* pJP) = 0; |
122 | 122 |
123 virtual ICodec_ScanlineDecoder* CreateDecoder(const uint8_t* src_buf, FX
_DWORD src_size, | 123 virtual ICodec_ScanlineDecoder* CreateDecoder(const uint8_t* src_buf, FX
_DWORD src_size, |
124 int width, int height, int nComps, FX_BOOL ColorTransform) = 0; | 124 int width, int height, int nComps, bool ColorTransform) = 0; |
125 | 125 |
126 virtual FX_BOOL» » LoadInfo(const uint8_t* src_buf, FX_DWORD src_si
ze, int& width, int& height, | 126 virtual bool» » LoadInfo(const uint8_t* src_buf, FX_DWORD src_si
ze, int& width, int& height, |
127 int& num_components, int& bits_per_components,
FX_BOOL& color_transform, | 127 int& num_components, int& bits_per_components,
bool& color_transform, |
128 uint8_t** icc_buf_ptr = NULL, FX_DWORD* icc_len
gth = NULL) = 0; | 128 uint8_t** icc_buf_ptr = NULL, FX_DWORD* icc_len
gth = NULL) = 0; |
129 | 129 |
130 virtual FX_BOOL» » Encode(const class CFX_DIBSource* pSource, uint8
_t*& dest_buf, FX_STRSIZE& dest_size, int quality = 75, | 130 virtual bool» » Encode(const class CFX_DIBSource* pSource, uint8
_t*& dest_buf, FX_STRSIZE& dest_size, int quality = 75, |
131 const uint8_t* icc_buf = NULL, FX_DWORD icc_lengt
h = 0) = 0; | 131 const uint8_t* icc_buf = NULL, FX_DWORD icc_lengt
h = 0) = 0; |
132 | 132 |
133 virtual void* Start() = 0; | 133 virtual void* Start() = 0; |
134 | 134 |
135 virtual void Finish(void* pContext) = 0; | 135 virtual void Finish(void* pContext) = 0; |
136 | 136 |
137 virtual void Input(void* pContext, const uint8_t* src_buf, FX
_DWORD src_size) = 0; | 137 virtual void Input(void* pContext, const uint8_t* src_buf, FX
_DWORD src_size) = 0; |
138 | 138 |
139 virtual int ReadHeader(void* pContext, int* width, int* heig
ht, int* nComps) = 0; | 139 virtual int ReadHeader(void* pContext, int* width, int* heig
ht, int* nComps) = 0; |
140 | 140 |
141 | 141 |
142 virtual int StartScanline(void* pContext, int down_scale) =
0; | 142 virtual int StartScanline(void* pContext, int down_scale) =
0; |
143 | 143 |
144 | 144 |
145 virtual FX_BOOL» » ReadScanline(void* pContext, uint8_t* dest_buf)
= 0; | 145 virtual bool» » ReadScanline(void* pContext, uint8_t* dest_buf)
= 0; |
146 | 146 |
147 | 147 |
148 virtual FX_DWORD GetAvailInput(void* pContext, uint8_t** avail_buf_ptr =
NULL) = 0; | 148 virtual FX_DWORD GetAvailInput(void* pContext, uint8_t** avail_buf_ptr =
NULL) = 0; |
149 }; | 149 }; |
150 class ICodec_JpxModule | 150 class ICodec_JpxModule |
151 { | 151 { |
152 public: | 152 public: |
153 | 153 |
154 virtual ~ICodec_JpxModule() {} | 154 virtual ~ICodec_JpxModule() {} |
155 | 155 |
156 virtual void* » CreateDecoder(const uint8_t* src_buf, FX_DWORD src_size,
FX_BOOL useColorSpace = FALSE) = 0; | 156 virtual void* » CreateDecoder(const uint8_t* src_buf, FX_DWORD src_size,
bool useColorSpace = false) = 0; |
157 | 157 |
158 virtual void GetImageInfo(void* ctx, FX_DWORD& width, FX_DWOR
D& height, | 158 virtual void GetImageInfo(void* ctx, FX_DWORD& width, FX_DWOR
D& height, |
159 FX_DWORD& codestream_nComps, FX_DWORD& outp
ut_nComps) = 0; | 159 FX_DWORD& codestream_nComps, FX_DWORD& outp
ut_nComps) = 0; |
160 | 160 |
161 virtual FX_BOOL» » Decode(void* ctx, uint8_t* dest_data, int pitch, | 161 virtual bool» » Decode(void* ctx, uint8_t* dest_data, int pitch, |
162 FX_BOOL bTranslateColor, uint8_t* offsets) = 0; | 162 bool bTranslateColor, uint8_t* offsets) = 0; |
163 | 163 |
164 virtual void DestroyDecoder(void* ctx) = 0; | 164 virtual void DestroyDecoder(void* ctx) = 0; |
165 }; | 165 }; |
166 class ICodec_Jbig2Module | 166 class ICodec_Jbig2Module |
167 { | 167 { |
168 public: | 168 public: |
169 | 169 |
170 virtual ~ICodec_Jbig2Module() {} | 170 virtual ~ICodec_Jbig2Module() {} |
171 | 171 |
172 virtual FX_BOOL» » Decode(FX_DWORD width, FX_DWORD height, const ui
nt8_t* src_buf, FX_DWORD src_size, | 172 virtual bool» » Decode(FX_DWORD width, FX_DWORD height, const ui
nt8_t* src_buf, FX_DWORD src_size, |
173 const uint8_t* global_data, FX_DWORD global_size,
uint8_t* dest_buf, FX_DWORD dest_pitch) = 0; | 173 const uint8_t* global_data, FX_DWORD global_size,
uint8_t* dest_buf, FX_DWORD dest_pitch) = 0; |
174 | 174 |
175 virtual FX_BOOL» » Decode(IFX_FileRead* file_ptr, FX_DWORD& width,
FX_DWORD& height, | 175 virtual bool» » Decode(IFX_FileRead* file_ptr, FX_DWORD& width,
FX_DWORD& height, |
176 FX_DWORD& pitch, uint8_t*& dest_buf) = 0; | 176 FX_DWORD& pitch, uint8_t*& dest_buf) = 0; |
177 virtual void* CreateJbig2Context() = 0; | 177 virtual void* CreateJbig2Context() = 0; |
178 | 178 |
179 virtual FXCODEC_STATUS StartDecode(void* pJbig2Context, FX_DWOR
D width, FX_DWORD height, const uint8_t* src_buf, FX_DWORD src_size, | 179 virtual FXCODEC_STATUS StartDecode(void* pJbig2Context, FX_DWOR
D width, FX_DWORD height, const uint8_t* src_buf, FX_DWORD src_size, |
180 const uint8_t* global_data, FX_DWORD
global_size, uint8_t* dest_buf, FX_DWORD dest_pitch, IFX_Pause* pPause) = 0; | 180 const uint8_t* global_data, FX_DWORD
global_size, uint8_t* dest_buf, FX_DWORD dest_pitch, IFX_Pause* pPause) = 0; |
181 | 181 |
182 virtual FXCODEC_STATUS StartDecode(void* pJbig2Context, IFX_Fil
eRead* file_ptr, | 182 virtual FXCODEC_STATUS StartDecode(void* pJbig2Context, IFX_Fil
eRead* file_ptr, |
183 FX_DWORD& width, FX_DWORD& height, F
X_DWORD& pitch, uint8_t*& dest_buf, IFX_Pause* pPause) = 0; | 183 FX_DWORD& width, FX_DWORD& height, F
X_DWORD& pitch, uint8_t*& dest_buf, IFX_Pause* pPause) = 0; |
184 virtual FXCODEC_STATUS ContinueDecode(void* pJbig2Content, IFX_
Pause* pPause) = 0; | 184 virtual FXCODEC_STATUS ContinueDecode(void* pJbig2Content, IFX_
Pause* pPause) = 0; |
185 virtual void DestroyJbig2Context(void* pJbig2
Content) = 0; | 185 virtual void DestroyJbig2Context(void* pJbig2
Content) = 0; |
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244 | 244 |
245 virtual void DestroyTransform(void* pTransform) = 0; | 245 virtual void DestroyTransform(void* pTransform) = 0; |
246 | 246 |
247 virtual void Translate(void* pTransform, FX_FLOAT* pS
rcValues, FX_FLOAT* pDestValues) = 0; | 247 virtual void Translate(void* pTransform, FX_FLOAT* pS
rcValues, FX_FLOAT* pDestValues) = 0; |
248 | 248 |
249 virtual void TranslateScanline(void* pTransform, uint
8_t* pDest, const uint8_t* pSrc, int pixels) = 0; | 249 virtual void TranslateScanline(void* pTransform, uint
8_t* pDest, const uint8_t* pSrc, int pixels) = 0; |
250 virtual void SetComponents(FX_DWORD nComponents) = 0; | 250 virtual void SetComponents(FX_DWORD nComponents) = 0; |
251 }; | 251 }; |
252 void AdobeCMYK_to_sRGB(FX_FLOAT c, FX_FLOAT m, FX_FLOAT y, FX_FLOAT k, FX_FLOAT&
R, FX_FLOAT& G, FX_FLOAT& B); | 252 void AdobeCMYK_to_sRGB(FX_FLOAT c, FX_FLOAT m, FX_FLOAT y, FX_FLOAT k, FX_FLOAT&
R, FX_FLOAT& G, FX_FLOAT& B); |
253 void AdobeCMYK_to_sRGB1(uint8_t c, uint8_t m, uint8_t y, uint8_t k, uint8_t& R,
uint8_t& G, uint8_t& B); | 253 void AdobeCMYK_to_sRGB1(uint8_t c, uint8_t m, uint8_t y, uint8_t k, uint8_t& R,
uint8_t& G, uint8_t& B); |
254 FX_BOOL MD5ComputeID(const void* buf, FX_DWORD dwSize, uint8_t ID[16]); | 254 bool MD5ComputeID(const void* buf, FX_DWORD dwSize, uint8_t ID[16]); |
255 | 255 |
256 #endif // CORE_INCLUDE_FXCODEC_FX_CODEC_H_ | 256 #endif // CORE_INCLUDE_FXCODEC_FX_CODEC_H_ |
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