dlls/windowscodecs/wincodecs_private.h

   1 /*
   2  * Copyright 2009 Vincent Povirk for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #ifndef WINCODECS_PRIVATE_H
  20 #define WINCODECS_PRIVATE_H
  21
  22 #include "wincodec.h"
  23 #include "wincodecsdk.h"
  24
  25 #include "wine/debug.h"
  26
  27 DEFINE_GUID(CLSID_WineTgaDecoder, 0xb11fc79a,0x67cc,0x43e6,0xa9,0xce,0xe3,0xd5,0x49,0x45,0xd3,0x04);
  28
  29 DEFINE_GUID(GUID_WineContainerFormatTga, 0x0c44fda1,0xa5c5,0x4298,0x96,0x85,0x47,0x3f,0xc1,0x7c,0xd3,0x22);
  30
  31 DEFINE_GUID(GUID_VendorWine, 0xddf46da1,0x7dc1,0x404e,0x98,0xf2,0xef,0xa4,0x8d,0xfc,0x95,0x0a);
  32
  33 extern IID IID_IMILBitmap;
  34 extern IID IID_IMILBitmapSource;
  35 extern IID IID_IMILBitmapLock;
  36 extern IID IID_IMILBitmapScaler;
  37 extern IID IID_IMILFormatConverter;
  38 extern IID IID_IMILPalette;
  39
  40 #define INTERFACE IMILBitmapSource
  41 DECLARE_INTERFACE_(IMILBitmapSource,IUnknown)
  42 {
  43     /*** IUnknown methods ***/
  44     STDMETHOD_(HRESULT,QueryInterface)(THIS_ REFIID,void **) PURE;
  45     STDMETHOD_(ULONG,AddRef)(THIS) PURE;
  46     STDMETHOD_(ULONG,Release)(THIS) PURE;
  47     /*** IWICBitmapSource methods ***/
  48     STDMETHOD_(HRESULT,GetSize)(THIS_ UINT *,UINT *) PURE;
  49     STDMETHOD_(HRESULT,GetPixelFormat)(THIS_ int *) PURE;
  50     STDMETHOD_(HRESULT,GetResolution)(THIS_ double *,double *) PURE;
  51     STDMETHOD_(HRESULT,CopyPalette)(THIS_ IWICPalette *) PURE;
  52     STDMETHOD_(HRESULT,CopyPixels)(THIS_ const WICRect *,UINT,UINT,BYTE *) PURE;
  53 };
  54 #undef INTERFACE
  55
  56 #define INTERFACE IMILBitmap
  57 DECLARE_INTERFACE_(IMILBitmap,IMILBitmapSource)
  58 {
  59     /*** IUnknown methods ***/
  60     STDMETHOD_(HRESULT,QueryInterface)(THIS_ REFIID,void **) PURE;
  61     STDMETHOD_(ULONG,AddRef)(THIS) PURE;
  62     STDMETHOD_(ULONG,Release)(THIS) PURE;
  63     /*** IWICBitmapSource methods ***/
  64     STDMETHOD_(HRESULT,GetSize)(THIS_ UINT *,UINT *) PURE;
  65     STDMETHOD_(HRESULT,GetPixelFormat)(THIS_ int *) PURE;
  66     STDMETHOD_(HRESULT,GetResolution)(THIS_ double *,double *) PURE;
  67     STDMETHOD_(HRESULT,CopyPalette)(THIS_ IWICPalette *) PURE;
  68     STDMETHOD_(HRESULT,CopyPixels)(THIS_ const WICRect *,UINT,UINT,BYTE *) PURE;
  69     /*** IMILBitmap methods ***/
  70     STDMETHOD_(HRESULT,unknown1)(THIS_ void **) PURE;
  71     STDMETHOD_(HRESULT,Lock)(THIS_ const WICRect *,DWORD,IWICBitmapLock **) PURE;
  72     STDMETHOD_(HRESULT,Unlock)(THIS_ IWICBitmapLock *) PURE;
  73     STDMETHOD_(HRESULT,SetPalette)(THIS_ IWICPalette *) PURE;
  74     STDMETHOD_(HRESULT,SetResolution)(THIS_ double,double) PURE;
  75     STDMETHOD_(HRESULT,AddDirtyRect)(THIS_ const WICRect *) PURE;
  76 };
  77 #undef INTERFACE
  78
  79 #define INTERFACE IMILBitmapScaler
  80 DECLARE_INTERFACE_(IMILBitmapScaler,IMILBitmapSource)
  81 {
  82     /*** IUnknown methods ***/
  83     STDMETHOD_(HRESULT,QueryInterface)(THIS_ REFIID,void **) PURE;
  84     STDMETHOD_(ULONG,AddRef)(THIS) PURE;
  85     STDMETHOD_(ULONG,Release)(THIS) PURE;
  86     /*** IWICBitmapSource methods ***/
  87     STDMETHOD_(HRESULT,GetSize)(THIS_ UINT *,UINT *) PURE;
  88     STDMETHOD_(HRESULT,GetPixelFormat)(THIS_ int *) PURE;
  89     STDMETHOD_(HRESULT,GetResolution)(THIS_ double *,double *) PURE;
  90     STDMETHOD_(HRESULT,CopyPalette)(THIS_ IWICPalette *) PURE;
  91     STDMETHOD_(HRESULT,CopyPixels)(THIS_ const WICRect *,UINT,UINT,BYTE *) PURE;
  92     /*** IMILBitmapScaler methods ***/
  93     STDMETHOD_(HRESULT,unknown1)(THIS_ void **) PURE;
  94     STDMETHOD_(HRESULT,Initialize)(THIS_ IMILBitmapSource *,UINT,UINT,WICBitmapInterpolationMode) PURE;
  95 };
  96 #undef INTERFACE
  97
  98 #define THISCALLMETHOD_(type,method)  type (__thiscall *method)
  99
 100 #define INTERFACE IMILUnknown1
 101 DECLARE_INTERFACE_(IMILUnknown1,IUnknown)
 102 {
 103     /*** IUnknown methods ***/
 104     STDMETHOD_(HRESULT,QueryInterface)(THIS_ REFIID,void **) PURE;
 105     STDMETHOD_(ULONG,AddRef)(THIS) PURE;
 106     STDMETHOD_(ULONG,Release)(THIS) PURE;
 107     THISCALLMETHOD_(void,unknown1)(THIS_ void*) PURE;
 108     STDMETHOD_(HRESULT,unknown2)(THIS_ void*, void*) PURE;
 109     THISCALLMETHOD_(HRESULT,unknown3)(THIS_ void*) PURE;
 110     STDMETHOD_(HRESULT,unknown4)(THIS_ void*) PURE;
 111     STDMETHOD_(HRESULT,unknown5)(THIS_ void*) PURE;
 112     STDMETHOD_(HRESULT,unknown6)(THIS_ DWORD64) PURE;
 113     STDMETHOD_(HRESULT,unknown7)(THIS_ void*) PURE;
 114     THISCALLMETHOD_(HRESULT,unknown8)(THIS) PURE;
 115 };
 116 #undef INTERFACE
 117
 118 #define INTERFACE IMILUnknown2
 119 DECLARE_INTERFACE_(IMILUnknown2,IUnknown)
 120 {
 121     /*** IUnknown methods ***/
 122     STDMETHOD_(HRESULT,QueryInterface)(THIS_ REFIID,void **) PURE;
 123     STDMETHOD_(ULONG,AddRef)(THIS) PURE;
 124     STDMETHOD_(ULONG,Release)(THIS) PURE;
 125     /*** unknown methods ***/
 126     STDMETHOD_(HRESULT,unknown1)(THIS_ void *,void **) PURE;
 127     STDMETHOD_(HRESULT,unknown2)(THIS_ void *,void *) PURE;
 128     STDMETHOD_(HRESULT,unknown3)(THIS_ void *) PURE;
 129 };
 130 #undef INTERFACE
 131
 132 HRESULT create_instance(const CLSID *clsid, const IID *iid, void **ppv) DECLSPEC_HIDDEN;
 133
 134 typedef HRESULT(*class_constructor)(REFIID,void**);
 135 extern HRESULT FormatConverter_CreateInstance(REFIID riid, void** ppv) DECLSPEC_HIDDEN;
 136 extern HRESULT ImagingFactory_CreateInstance(REFIID riid, void** ppv) DECLSPEC_HIDDEN;
 137 extern HRESULT BmpDecoder_CreateInstance(REFIID riid, void** ppv) DECLSPEC_HIDDEN;
 138 extern HRESULT PngDecoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 139 extern HRESULT PngEncoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 140 extern HRESULT BmpEncoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 141 extern HRESULT DibDecoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 142 extern HRESULT GifDecoder_CreateInstance(REFIID riid, void** ppv) DECLSPEC_HIDDEN;
 143 extern HRESULT GifEncoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 144 extern HRESULT IcoDecoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 145 extern HRESULT JpegDecoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 146 extern HRESULT JpegEncoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 147 extern HRESULT TiffDecoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 148 extern HRESULT TiffEncoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 149 extern HRESULT TgaDecoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 150 extern HRESULT DdsDecoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 151 extern HRESULT DdsEncoder_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 152
 153 extern HRESULT BitmapImpl_Create(UINT uiWidth, UINT uiHeight,
 154     UINT stride, UINT datasize, void *view, UINT offset,
 155     REFWICPixelFormatGUID pixelFormat, WICBitmapCreateCacheOption option,
 156     IWICBitmap **ppIBitmap) DECLSPEC_HIDDEN;
 157 extern HRESULT BitmapScaler_Create(IWICBitmapScaler **scaler) DECLSPEC_HIDDEN;
 158 extern HRESULT FlipRotator_Create(IWICBitmapFlipRotator **fliprotator) DECLSPEC_HIDDEN;
 159 extern HRESULT PaletteImpl_Create(IWICPalette **palette) DECLSPEC_HIDDEN;
 160 extern HRESULT StreamImpl_Create(IWICStream **stream) DECLSPEC_HIDDEN;
 161 extern HRESULT ColorContext_Create(IWICColorContext **context) DECLSPEC_HIDDEN;
 162 extern HRESULT ColorTransform_Create(IWICColorTransform **transform) DECLSPEC_HIDDEN;
 163 extern HRESULT BitmapClipper_Create(IWICBitmapClipper **clipper) DECLSPEC_HIDDEN;
 164
 165 extern HRESULT copy_pixels(UINT bpp, const BYTE *srcbuffer,
 166     UINT srcwidth, UINT srcheight, INT srcstride,
 167     const WICRect *rc, UINT dststride, UINT dstbuffersize, BYTE *dstbuffer) DECLSPEC_HIDDEN;
 168
 169 extern HRESULT configure_write_source(IWICBitmapFrameEncode *iface,
 170     IWICBitmapSource *source, const WICRect *prc,
 171     const WICPixelFormatGUID *format,
 172     INT width, INT height, double xres, double yres) DECLSPEC_HIDDEN;
 173
 174 extern HRESULT write_source(IWICBitmapFrameEncode *iface,
 175     IWICBitmapSource *source, const WICRect *prc,
 176     const WICPixelFormatGUID *format, UINT bpp, BOOL need_palette,
 177     INT width, INT height) DECLSPEC_HIDDEN;
 178
 179 extern void reverse_bgr8(UINT bytesperpixel, LPBYTE bits, UINT width, UINT height, INT stride) DECLSPEC_HIDDEN;
 180
 181 extern HRESULT get_pixelformat_bpp(const GUID *pixelformat, UINT *bpp) DECLSPEC_HIDDEN;
 182
 183 extern HRESULT CreatePropertyBag2(const PROPBAG2 *options, UINT count,
 184                                   IPropertyBag2 **property) DECLSPEC_HIDDEN;
 185
 186 extern HRESULT CreateComponentInfo(REFCLSID clsid, IWICComponentInfo **ppIInfo) DECLSPEC_HIDDEN;
 187 extern void ReleaseComponentInfos(void) DECLSPEC_HIDDEN;
 188 extern HRESULT CreateComponentEnumerator(DWORD componentTypes, DWORD options, IEnumUnknown **ppIEnumUnknown) DECLSPEC_HIDDEN;
 189 extern HRESULT get_decoder_info(REFCLSID clsid, IWICBitmapDecoderInfo **info) DECLSPEC_HIDDEN;
 190
 191 typedef struct BmpDecoder BmpDecoder;
 192
 193 extern HRESULT IcoDibDecoder_CreateInstance(BmpDecoder **ppDecoder) DECLSPEC_HIDDEN;
 194 extern void BmpDecoder_GetWICDecoder(BmpDecoder *This, IWICBitmapDecoder **ppDecoder) DECLSPEC_HIDDEN;
 195 extern void BmpDecoder_FindIconMask(BmpDecoder *This, ULONG *mask_offset, int *topdown) DECLSPEC_HIDDEN;
 196
 197 typedef struct _MetadataItem
 198 {
 199     PROPVARIANT schema;
 200     PROPVARIANT id;
 201     PROPVARIANT value;
 202 } MetadataItem;
 203
 204 typedef struct _MetadataHandlerVtbl
 205 {
 206     int is_writer;
 207     const CLSID *clsid;
 208     HRESULT (*fnLoad)(IStream *stream, const GUID *preferred_vendor,
 209         DWORD persist_options, MetadataItem **items, DWORD *item_count);
 210     HRESULT (*fnSave)(IStream *stream, DWORD persist_options,
 211         const MetadataItem *items, DWORD item_count);
 212     HRESULT (*fnGetSizeMax)(const MetadataItem *items, DWORD item_count,
 213         ULARGE_INTEGER *size);
 214 } MetadataHandlerVtbl;
 215
 216 extern HRESULT MetadataReader_Create(const MetadataHandlerVtbl *vtable, REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 217
 218 extern HRESULT UnknownMetadataReader_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 219 extern HRESULT IfdMetadataReader_CreateInstance(REFIID iid, void **ppv) DECLSPEC_HIDDEN;
 220 extern HRESULT PngChrmReader_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 221 extern HRESULT PngGamaReader_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 222 extern HRESULT PngTextReader_CreateInstance(REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 223 extern HRESULT LSDReader_CreateInstance(REFIID iid, void **ppv) DECLSPEC_HIDDEN;
 224 extern HRESULT IMDReader_CreateInstance(REFIID iid, void **ppv) DECLSPEC_HIDDEN;
 225 extern HRESULT GCEReader_CreateInstance(REFIID iid, void **ppv) DECLSPEC_HIDDEN;
 226 extern HRESULT APEReader_CreateInstance(REFIID iid, void **ppv) DECLSPEC_HIDDEN;
 227 extern HRESULT GifCommentReader_CreateInstance(REFIID iid, void **ppv) DECLSPEC_HIDDEN;
 228 extern HRESULT MetadataQueryReader_CreateInstance(IWICMetadataBlockReader *, const WCHAR *, IWICMetadataQueryReader **) DECLSPEC_HIDDEN;
 229 extern HRESULT MetadataQueryWriter_CreateInstance(IWICMetadataBlockWriter *, const WCHAR *, IWICMetadataQueryWriter **) DECLSPEC_HIDDEN;
 230 extern HRESULT stream_initialize_from_filehandle(IWICStream *iface, HANDLE hfile) DECLSPEC_HIDDEN;
 231
 232 static inline WCHAR *heap_strdupW(const WCHAR *src)
 233 {
 234     WCHAR *dst;
 235     SIZE_T len;
 236     if (!src) return NULL;
 237     len = (lstrlenW(src) + 1) * sizeof(WCHAR);
 238     if ((dst = HeapAlloc(GetProcessHeap(), 0, len))) memcpy(dst, src, len);
 239     return dst;
 240 }
 241
 242 static inline const char *debug_wic_rect(const WICRect *rect)
 243 {
 244     if (!rect) return "(null)";
 245     return wine_dbg_sprintf("(%u,%u)-(%u,%u)", rect->X, rect->Y, rect->Width, rect->Height);
 246 }
 247
 248 extern HMODULE windowscodecs_module;
 249
 250 HRESULT read_png_chunk(IStream *stream, BYTE *type, BYTE **data, ULONG *data_size);
 251
 252 /* unixlib iface */
 253 struct decoder_funcs;
 254
 255 struct decoder_info
 256 {
 257     GUID container_format;
 258     GUID block_format;
 259     CLSID clsid;
 260 };
 261
 262 #define DECODER_FLAGS_CAPABILITY_MASK 0x1f
 263 #define DECODER_FLAGS_UNSUPPORTED_COLOR_CONTEXT 0x80000000
 264
 265 struct decoder_stat
 266 {
 267     DWORD flags;
 268     UINT frame_count;
 269 };
 270
 271 struct decoder_frame
 272 {
 273     CLSID pixel_format;
 274     UINT width, height;
 275     UINT bpp;
 276     DOUBLE dpix, dpiy;
 277     DWORD num_color_contexts;
 278     DWORD num_colors;
 279     WICColor palette[256];
 280 };
 281
 282 #define DECODER_BLOCK_OPTION_MASK 0x0001000F
 283 #define DECODER_BLOCK_FULL_STREAM 0x80000000
 284 #define DECODER_BLOCK_READER_CLSID 0x40000000
 285 struct decoder_block
 286 {
 287     ULONGLONG offset;
 288     ULONGLONG length;
 289     DWORD options;
 290     GUID reader_clsid;
 291 };
 292
 293 struct decoder
 294 {
 295     const struct decoder_funcs *vtable;
 296 };
 297
 298 struct decoder_funcs
 299 {
 300     HRESULT (CDECL *initialize)(struct decoder* This, IStream *stream, struct decoder_stat *st);
 301     HRESULT (CDECL *get_frame_info)(struct decoder* This, UINT frame, struct decoder_frame *info);
 302     HRESULT (CDECL *copy_pixels)(struct decoder* This, UINT frame, const WICRect *prc,
 303         UINT stride, UINT buffersize, BYTE *buffer);
 304     HRESULT (CDECL *get_metadata_blocks)(struct decoder* This, UINT frame, UINT *count,
 305         struct decoder_block **blocks);
 306     HRESULT (CDECL *get_color_context)(struct decoder* This, UINT frame, UINT num,
 307         BYTE **data, DWORD *datasize);
 308     void (CDECL *destroy)(struct decoder* This);
 309 };
 310
 311 HRESULT CDECL stream_getsize(IStream *stream, ULONGLONG *size);
 312 HRESULT CDECL stream_read(IStream *stream, void *buffer, ULONG read, ULONG *bytes_read);
 313 HRESULT CDECL stream_seek(IStream *stream, LONGLONG ofs, DWORD origin, ULONGLONG *new_position);
 314 HRESULT CDECL stream_write(IStream *stream, const void *buffer, ULONG write, ULONG *bytes_written);
 315
 316 HRESULT CDECL decoder_create(const CLSID *decoder_clsid, struct decoder_info *info, struct decoder **result);
 317 HRESULT CDECL decoder_initialize(struct decoder *This, IStream *stream, struct decoder_stat *st);
 318 HRESULT CDECL decoder_get_frame_info(struct decoder* This, UINT frame, struct decoder_frame *info);
 319 HRESULT CDECL decoder_copy_pixels(struct decoder* This, UINT frame, const WICRect *prc,
 320     UINT stride, UINT buffersize, BYTE *buffer);
 321 HRESULT CDECL decoder_get_metadata_blocks(struct decoder* This, UINT frame, UINT *count,
 322     struct decoder_block **blocks);
 323 HRESULT CDECL decoder_get_color_context(struct decoder* This, UINT frame, UINT num,
 324     BYTE **data, DWORD *datasize);
 325 void CDECL decoder_destroy(struct decoder *This);
 326
 327 struct encoder_funcs;
 328
 329 /* sync with encoder_option_properties */
 330 enum encoder_option
 331 {
 332     ENCODER_OPTION_INTERLACE,
 333     ENCODER_OPTION_FILTER,
 334     ENCODER_OPTION_COMPRESSION_METHOD,
 335     ENCODER_OPTION_COMPRESSION_QUALITY,
 336     ENCODER_OPTION_IMAGE_QUALITY,
 337     ENCODER_OPTION_BITMAP_TRANSFORM,
 338     ENCODER_OPTION_LUMINANCE,
 339     ENCODER_OPTION_CHROMINANCE,
 340     ENCODER_OPTION_YCRCB_SUBSAMPLING,
 341     ENCODER_OPTION_SUPPRESS_APP0,
 342     ENCODER_OPTION_END
 343 };
 344
 345 #define ENCODER_FLAGS_MULTI_FRAME 0x1
 346 #define ENCODER_FLAGS_ICNS_SIZE 0x2
 347 #define ENCODER_FLAGS_SUPPORTS_METADATA 0x4
 348
 349 struct encoder_info
 350 {
 351     DWORD flags;
 352     GUID container_format;
 353     CLSID clsid;
 354     DWORD encoder_options[7];
 355 };
 356
 357 struct encoder_frame
 358 {
 359     GUID pixel_format;
 360     UINT width, height;
 361     UINT bpp;
 362     BOOL indexed;
 363     DOUBLE dpix, dpiy;
 364     UINT num_colors;
 365     WICColor palette[256];
 366     /* encoder options */
 367     BOOL interlace;
 368     DWORD filter;
 369 };
 370
 371 struct encoder
 372 {
 373     const struct encoder_funcs *vtable;
 374 };
 375
 376 struct encoder_funcs
 377 {
 378     HRESULT (CDECL *initialize)(struct encoder* This, IStream *stream);
 379     HRESULT (CDECL *get_supported_format)(struct encoder* This, GUID *pixel_format, DWORD *bpp, BOOL *indexed);
 380     HRESULT (CDECL *create_frame)(struct encoder* This, const struct encoder_frame *frame);
 381     HRESULT (CDECL *write_lines)(struct encoder* This, BYTE *data, DWORD line_count, DWORD stride);
 382     HRESULT (CDECL *commit_frame)(struct encoder* This);
 383     HRESULT (CDECL *commit_file)(struct encoder* This);
 384     void (CDECL *destroy)(struct encoder* This);
 385 };
 386
 387 HRESULT CDECL encoder_initialize(struct encoder* This, IStream *stream);
 388 HRESULT CDECL encoder_get_supported_format(struct encoder* This, GUID *pixel_format, DWORD *bpp, BOOL *indexed);
 389 HRESULT CDECL encoder_create_frame(struct encoder* This, const struct encoder_frame *frame);
 390 HRESULT CDECL encoder_write_lines(struct encoder* This, BYTE *data, DWORD line_count, DWORD stride);
 391 HRESULT CDECL encoder_commit_frame(struct encoder* This);
 392 HRESULT CDECL encoder_commit_file(struct encoder* This);
 393 void CDECL encoder_destroy(struct encoder* This);
 394
 395 HRESULT CDECL png_decoder_create(struct decoder_info *info, struct decoder **result);
 396 HRESULT CDECL tiff_decoder_create(struct decoder_info *info, struct decoder **result);
 397 HRESULT CDECL jpeg_decoder_create(struct decoder_info *info, struct decoder **result);
 398
 399 HRESULT CDECL png_encoder_create(struct encoder_info *info, struct encoder **result);
 400 HRESULT CDECL tiff_encoder_create(struct encoder_info *info, struct encoder **result);
 401 HRESULT CDECL jpeg_encoder_create(struct encoder_info *info, struct encoder **result);
 402 HRESULT CDECL icns_encoder_create(struct encoder_info *info, struct encoder **result);
 403
 404 extern HRESULT CommonDecoder_CreateInstance(struct decoder *decoder,
 405     const struct decoder_info *decoder_info, REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 406
 407 extern HRESULT CommonEncoder_CreateInstance(struct encoder *encoder,
 408     const struct encoder_info *encoder_info, REFIID iid, void** ppv) DECLSPEC_HIDDEN;
 409
 410 #endif /* WINCODECS_PRIVATE_H */