2 * Copyright (C) 2007 Google (Evan Stade)
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.
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.
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
21 #define NONAMELESSUNION
36 #include "gdiplus_private.h"
37 #include "wine/debug.h"
39 WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
41 #define PIXELFORMATBPP(x) ((x) ? ((x) >> 8) & 255 : 24)
43 static INT ipicture_pixel_height(IPicture *pic)
48 IPicture_get_Height(pic, &y);
52 y = MulDiv(y, GetDeviceCaps(hdcref, LOGPIXELSY), INCH_HIMETRIC);
58 static INT ipicture_pixel_width(IPicture *pic)
63 IPicture_get_Width(pic, &x);
67 x = MulDiv(x, GetDeviceCaps(hdcref, LOGPIXELSX), INCH_HIMETRIC);
74 GpStatus WINGDIPAPI GdipBitmapApplyEffect(GpBitmap* bitmap, CGpEffect* effect,
75 RECT* roi, BOOL useAuxData, VOID** auxData, INT* auxDataSize)
77 FIXME("(%p %p %p %d %p %p): stub\n", bitmap, effect, roi, useAuxData, auxData, auxDataSize);
79 * Note: According to Jose Roca's GDI+ docs, this function is not
80 * implemented in Windows's GDI+.
82 return NotImplemented;
85 GpStatus WINGDIPAPI GdipBitmapCreateApplyEffect(GpBitmap** inputBitmaps,
86 INT numInputs, CGpEffect* effect, RECT* roi, RECT* outputRect,
87 GpBitmap** outputBitmap, BOOL useAuxData, VOID** auxData, INT* auxDataSize)
89 FIXME("(%p %d %p %p %p %p %d %p %p): stub\n", inputBitmaps, numInputs, effect, roi, outputRect, outputBitmap, useAuxData, auxData, auxDataSize);
91 * Note: According to Jose Roca's GDI+ docs, this function is not
92 * implemented in Windows's GDI+.
94 return NotImplemented;
97 static inline void getpixel_16bppGrayScale(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
98 const BYTE *row, UINT x)
100 *r = *g = *b = row[x*2+1];
104 static inline void getpixel_16bppRGB555(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
105 const BYTE *row, UINT x)
107 WORD pixel = *((WORD*)(row)+x);
108 *r = (pixel>>7&0xf8)|(pixel>>12&0x7);
109 *g = (pixel>>2&0xf8)|(pixel>>6&0x7);
110 *b = (pixel<<3&0xf8)|(pixel>>2&0x7);
114 static inline void getpixel_16bppRGB565(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
115 const BYTE *row, UINT x)
117 WORD pixel = *((WORD*)(row)+x);
118 *r = (pixel>>8&0xf8)|(pixel>>13&0x7);
119 *g = (pixel>>3&0xfc)|(pixel>>9&0x3);
120 *b = (pixel<<3&0xf8)|(pixel>>2&0x7);
124 static inline void getpixel_16bppARGB1555(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
125 const BYTE *row, UINT x)
127 WORD pixel = *((WORD*)(row)+x);
128 *r = (pixel>>7&0xf8)|(pixel>>12&0x7);
129 *g = (pixel>>2&0xf8)|(pixel>>6&0x7);
130 *b = (pixel<<3&0xf8)|(pixel>>2&0x7);
131 if ((pixel&0x8000) == 0x8000)
137 static inline void getpixel_24bppRGB(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
138 const BYTE *row, UINT x)
146 static inline void getpixel_32bppRGB(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
147 const BYTE *row, UINT x)
155 static inline void getpixel_32bppARGB(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
156 const BYTE *row, UINT x)
164 static inline void getpixel_32bppPARGB(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
165 const BYTE *row, UINT x)
172 *r = row[x*4+2] * 255 / *a;
173 *g = row[x*4+1] * 255 / *a;
174 *b = row[x*4] * 255 / *a;
178 static inline void getpixel_48bppRGB(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
179 const BYTE *row, UINT x)
187 static inline void getpixel_64bppARGB(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
188 const BYTE *row, UINT x)
196 static inline void getpixel_64bppPARGB(BYTE *r, BYTE *g, BYTE *b, BYTE *a,
197 const BYTE *row, UINT x)
204 *r = row[x*8+5] * 255 / *a;
205 *g = row[x*8+3] * 255 / *a;
206 *b = row[x*8+1] * 255 / *a;
210 GpStatus WINGDIPAPI GdipBitmapGetPixel(GpBitmap* bitmap, INT x, INT y,
215 TRACE("%p %d %d %p\n", bitmap, x, y, color);
217 if(!bitmap || !color ||
218 x < 0 || y < 0 || x >= bitmap->width || y >= bitmap->height)
219 return InvalidParameter;
221 row = bitmap->bits+bitmap->stride*y;
223 switch (bitmap->format)
225 case PixelFormat16bppGrayScale:
226 getpixel_16bppGrayScale(&r,&g,&b,&a,row,x);
228 case PixelFormat16bppRGB555:
229 getpixel_16bppRGB555(&r,&g,&b,&a,row,x);
231 case PixelFormat16bppRGB565:
232 getpixel_16bppRGB565(&r,&g,&b,&a,row,x);
234 case PixelFormat16bppARGB1555:
235 getpixel_16bppARGB1555(&r,&g,&b,&a,row,x);
237 case PixelFormat24bppRGB:
238 getpixel_24bppRGB(&r,&g,&b,&a,row,x);
240 case PixelFormat32bppRGB:
241 getpixel_32bppRGB(&r,&g,&b,&a,row,x);
243 case PixelFormat32bppARGB:
244 getpixel_32bppARGB(&r,&g,&b,&a,row,x);
246 case PixelFormat32bppPARGB:
247 getpixel_32bppPARGB(&r,&g,&b,&a,row,x);
249 case PixelFormat48bppRGB:
250 getpixel_48bppRGB(&r,&g,&b,&a,row,x);
252 case PixelFormat64bppARGB:
253 getpixel_64bppARGB(&r,&g,&b,&a,row,x);
255 case PixelFormat64bppPARGB:
256 getpixel_64bppPARGB(&r,&g,&b,&a,row,x);
259 FIXME("not implemented for format 0x%x\n", bitmap->format);
260 return NotImplemented;
263 *color = a<<24|r<<16|g<<8|b;
268 static inline void setpixel_16bppGrayScale(BYTE r, BYTE g, BYTE b, BYTE a,
271 *((WORD*)(row)+x) = (r+g+b)*85;
274 static inline void setpixel_16bppRGB555(BYTE r, BYTE g, BYTE b, BYTE a,
277 *((WORD*)(row)+x) = (r<<7&0x7c00)|
282 static inline void setpixel_16bppRGB565(BYTE r, BYTE g, BYTE b, BYTE a,
285 *((WORD*)(row)+x) = (r<<8&0xf800)|
290 static inline void setpixel_16bppARGB1555(BYTE r, BYTE g, BYTE b, BYTE a,
293 *((WORD*)(row)+x) = (a<<8&0x8000)|
299 static inline void setpixel_24bppRGB(BYTE r, BYTE g, BYTE b, BYTE a,
307 static inline void setpixel_32bppRGB(BYTE r, BYTE g, BYTE b, BYTE a,
310 *((DWORD*)(row)+x) = (r<<16)|(g<<8)|b;
313 static inline void setpixel_32bppARGB(BYTE r, BYTE g, BYTE b, BYTE a,
316 *((DWORD*)(row)+x) = (a<<24)|(r<<16)|(g<<8)|b;
319 static inline void setpixel_32bppPARGB(BYTE r, BYTE g, BYTE b, BYTE a,
325 *((DWORD*)(row)+x) = (a<<24)|(r<<16)|(g<<8)|b;
328 static inline void setpixel_48bppRGB(BYTE r, BYTE g, BYTE b, BYTE a,
331 row[x*6+5] = row[x*6+4] = r;
332 row[x*6+3] = row[x*6+2] = g;
333 row[x*6+1] = row[x*6] = b;
336 static inline void setpixel_64bppARGB(BYTE r, BYTE g, BYTE b, BYTE a,
339 UINT64 a64=a, r64=r, g64=g, b64=b;
340 *((UINT64*)(row)+x) = (a64<<56)|(a64<<48)|(r64<<40)|(r64<<32)|(g64<<24)|(g64<<16)|(b64<<8)|b64;
343 static inline void setpixel_64bppPARGB(BYTE r, BYTE g, BYTE b, BYTE a,
346 UINT64 a64, r64, g64, b64;
351 *((UINT64*)(row)+x) = (a64<<48)|(r64<<32)|(g64<<16)|b64;
354 GpStatus WINGDIPAPI GdipBitmapSetPixel(GpBitmap* bitmap, INT x, INT y,
359 TRACE("bitmap:%p, x:%d, y:%d, color:%08x\n", bitmap, x, y, color);
361 if(!bitmap || x < 0 || y < 0 || x >= bitmap->width || y >= bitmap->height)
362 return InvalidParameter;
369 row = bitmap->bits + bitmap->stride * y;
371 switch (bitmap->format)
373 case PixelFormat16bppGrayScale:
374 setpixel_16bppGrayScale(r,g,b,a,row,x);
376 case PixelFormat16bppRGB555:
377 setpixel_16bppRGB555(r,g,b,a,row,x);
379 case PixelFormat16bppRGB565:
380 setpixel_16bppRGB565(r,g,b,a,row,x);
382 case PixelFormat16bppARGB1555:
383 setpixel_16bppARGB1555(r,g,b,a,row,x);
385 case PixelFormat24bppRGB:
386 setpixel_24bppRGB(r,g,b,a,row,x);
388 case PixelFormat32bppRGB:
389 setpixel_32bppRGB(r,g,b,a,row,x);
391 case PixelFormat32bppARGB:
392 setpixel_32bppARGB(r,g,b,a,row,x);
394 case PixelFormat32bppPARGB:
395 setpixel_32bppPARGB(r,g,b,a,row,x);
397 case PixelFormat48bppRGB:
398 setpixel_48bppRGB(r,g,b,a,row,x);
400 case PixelFormat64bppARGB:
401 setpixel_64bppARGB(r,g,b,a,row,x);
403 case PixelFormat64bppPARGB:
404 setpixel_64bppPARGB(r,g,b,a,row,x);
407 FIXME("not implemented for format 0x%x\n", bitmap->format);
408 return NotImplemented;
414 /* This function returns a pointer to an array of pixels that represents the
415 * bitmap. The *entire* bitmap is locked according to the lock mode specified by
416 * flags. It is correct behavior that a user who calls this function with write
417 * privileges can write to the whole bitmap (not just the area in rect).
419 * FIXME: only used portion of format is bits per pixel. */
420 GpStatus WINGDIPAPI GdipBitmapLockBits(GpBitmap* bitmap, GDIPCONST GpRect* rect,
421 UINT flags, PixelFormat format, BitmapData* lockeddata)
424 INT stride, bitspp = PIXELFORMATBPP(format);
426 HBITMAP hbm, old = NULL;
430 GpRect act_rect; /* actual rect to be used */
432 TRACE("%p %p %d %d %p\n", bitmap, rect, flags, format, lockeddata);
434 if(!lockeddata || !bitmap)
435 return InvalidParameter;
438 if(rect->X < 0 || rect->Y < 0 || (rect->X + rect->Width > bitmap->width) ||
439 (rect->Y + rect->Height > bitmap->height) || !flags)
440 return InvalidParameter;
445 act_rect.X = act_rect.Y = 0;
446 act_rect.Width = bitmap->width;
447 act_rect.Height = bitmap->height;
450 if(flags & ImageLockModeUserInputBuf)
451 return NotImplemented;
456 if (bitmap->bits && bitmap->format == format)
458 /* no conversion is necessary; just use the bits directly */
459 lockeddata->Width = act_rect.Width;
460 lockeddata->Height = act_rect.Height;
461 lockeddata->PixelFormat = format;
462 lockeddata->Reserved = flags;
463 lockeddata->Stride = bitmap->stride;
464 lockeddata->Scan0 = bitmap->bits + (bitspp / 8) * act_rect.X +
465 bitmap->stride * act_rect.Y;
467 bitmap->lockmode = flags;
473 hbm = bitmap->hbitmap;
475 bm_is_selected = (hdc != 0);
477 pbmi = GdipAlloc(sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD));
480 pbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
481 pbmi->bmiHeader.biBitCount = 0;
484 hdc = CreateCompatibleDC(0);
485 old = SelectObject(hdc, hbm);
489 GetDIBits(hdc, hbm, 0, 0, NULL, pbmi, DIB_RGB_COLORS);
491 abs_height = abs(pbmi->bmiHeader.biHeight);
492 stride = pbmi->bmiHeader.biWidth * bitspp / 8;
493 stride = (stride + 3) & ~3;
495 buff = GdipAlloc(stride * abs_height);
497 pbmi->bmiHeader.biBitCount = bitspp;
500 GetDIBits(hdc, hbm, 0, abs_height, buff, pbmi, DIB_RGB_COLORS);
503 SelectObject(hdc, old);
512 lockeddata->Width = act_rect.Width;
513 lockeddata->Height = act_rect.Height;
514 lockeddata->PixelFormat = format;
515 lockeddata->Reserved = flags;
517 if(pbmi->bmiHeader.biHeight > 0){
518 lockeddata->Stride = -stride;
519 lockeddata->Scan0 = buff + (bitspp / 8) * act_rect.X +
520 stride * (abs_height - 1 - act_rect.Y);
523 lockeddata->Stride = stride;
524 lockeddata->Scan0 = buff + (bitspp / 8) * act_rect.X + stride * act_rect.Y;
527 bitmap->lockmode = flags;
530 bitmap->bitmapbits = buff;
536 GpStatus WINGDIPAPI GdipBitmapSetResolution(GpBitmap* bitmap, REAL xdpi, REAL ydpi)
538 FIXME("(%p, %.2f, %.2f)\n", bitmap, xdpi, ydpi);
540 return NotImplemented;
543 GpStatus WINGDIPAPI GdipBitmapUnlockBits(GpBitmap* bitmap,
544 BitmapData* lockeddata)
547 HBITMAP hbm, old = NULL;
551 if(!bitmap || !lockeddata)
552 return InvalidParameter;
554 if(!bitmap->lockmode)
557 if(lockeddata->Reserved & ImageLockModeUserInputBuf)
558 return NotImplemented;
560 if(lockeddata->Reserved & ImageLockModeRead){
561 if(!(--bitmap->numlocks))
562 bitmap->lockmode = 0;
564 GdipFree(bitmap->bitmapbits);
565 bitmap->bitmapbits = NULL;
569 if (!bitmap->bitmapbits)
571 /* we passed a direct reference; no need to do anything */
572 bitmap->lockmode = 0;
576 hbm = bitmap->hbitmap;
578 bm_is_selected = (hdc != 0);
580 pbmi = GdipAlloc(sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD));
581 pbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
582 pbmi->bmiHeader.biBitCount = 0;
585 hdc = CreateCompatibleDC(0);
586 old = SelectObject(hdc, hbm);
589 GetDIBits(hdc, hbm, 0, 0, NULL, pbmi, DIB_RGB_COLORS);
590 pbmi->bmiHeader.biBitCount = PIXELFORMATBPP(lockeddata->PixelFormat);
591 SetDIBits(hdc, hbm, 0, abs(pbmi->bmiHeader.biHeight),
592 bitmap->bitmapbits, pbmi, DIB_RGB_COLORS);
595 SelectObject(hdc, old);
600 GdipFree(bitmap->bitmapbits);
601 bitmap->bitmapbits = NULL;
602 bitmap->lockmode = 0;
607 GpStatus WINGDIPAPI GdipCloneBitmapArea(REAL x, REAL y, REAL width, REAL height,
608 PixelFormat format, GpBitmap* srcBitmap, GpBitmap** dstBitmap)
610 BitmapData lockeddata_src, lockeddata_dst;
616 TRACE("(%f,%f,%f,%f,%i,%p,%p)\n", x, y, width, height, format, srcBitmap, dstBitmap);
618 if (!srcBitmap || !dstBitmap || srcBitmap->image.type != ImageTypeBitmap ||
620 x + width > srcBitmap->width || y + height > srcBitmap->height)
622 TRACE("<-- InvalidParameter\n");
623 return InvalidParameter;
626 if (format == PixelFormatDontCare)
627 format = srcBitmap->format;
631 area.Width = roundr(width);
632 area.Height = roundr(height);
634 stat = GdipBitmapLockBits(srcBitmap, &area, ImageLockModeRead, format,
636 if (stat != Ok) return stat;
638 stat = GdipCreateBitmapFromScan0(lockeddata_src.Width, lockeddata_src.Height,
639 0, lockeddata_src.PixelFormat, NULL, dstBitmap);
642 stat = GdipBitmapLockBits(*dstBitmap, NULL, ImageLockModeWrite,
643 lockeddata_src.PixelFormat, &lockeddata_dst);
647 /* copy the image data */
648 row_size = (lockeddata_src.Width * PIXELFORMATBPP(lockeddata_src.PixelFormat) +7)/8;
649 for (i=0; i<lockeddata_src.Height; i++)
650 memcpy((BYTE*)lockeddata_dst.Scan0+lockeddata_dst.Stride*i,
651 (BYTE*)lockeddata_src.Scan0+lockeddata_src.Stride*i,
654 GdipBitmapUnlockBits(*dstBitmap, &lockeddata_dst);
658 GdipDisposeImage((GpImage*)*dstBitmap);
661 GdipBitmapUnlockBits(srcBitmap, &lockeddata_src);
671 GpStatus WINGDIPAPI GdipCloneBitmapAreaI(INT x, INT y, INT width, INT height,
672 PixelFormat format, GpBitmap* srcBitmap, GpBitmap** dstBitmap)
674 TRACE("(%i,%i,%i,%i,%i,%p,%p)\n", x, y, width, height, format, srcBitmap, dstBitmap);
676 return GdipCloneBitmapArea(x, y, width, height, format, srcBitmap, dstBitmap);
679 GpStatus WINGDIPAPI GdipCloneImage(GpImage *image, GpImage **cloneImage)
681 GpStatus stat = GenericError;
683 TRACE("%p, %p\n", image, cloneImage);
685 if (!image || !cloneImage)
686 return InvalidParameter;
695 hr = CreateStreamOnHGlobal(0, TRUE, &stream);
699 hr = IPicture_SaveAsFile(image->picture, stream, FALSE, &size);
702 WARN("Failed to save image on stream\n");
706 /* Set seek pointer back to the beginning of the picture */
708 hr = IStream_Seek(stream, move, STREAM_SEEK_SET, NULL);
712 stat = GdipLoadImageFromStream(stream, cloneImage);
713 if (stat != Ok) WARN("Failed to load image from stream\n");
716 IStream_Release(stream);
719 else if (image->type == ImageTypeBitmap)
721 GpBitmap *bitmap = (GpBitmap*)image;
722 BitmapData lockeddata_src, lockeddata_dst;
726 stat = GdipBitmapLockBits(bitmap, NULL, ImageLockModeRead, bitmap->format,
728 if (stat != Ok) return stat;
730 stat = GdipCreateBitmapFromScan0(lockeddata_src.Width, lockeddata_src.Height,
731 0, lockeddata_src.PixelFormat, NULL, (GpBitmap**)cloneImage);
734 stat = GdipBitmapLockBits((GpBitmap*)*cloneImage, NULL, ImageLockModeWrite,
735 lockeddata_src.PixelFormat, &lockeddata_dst);
739 /* copy the image data */
740 row_size = (lockeddata_src.Width * PIXELFORMATBPP(lockeddata_src.PixelFormat) +7)/8;
741 for (i=0; i<lockeddata_src.Height; i++)
742 memcpy((BYTE*)lockeddata_dst.Scan0+lockeddata_dst.Stride*i,
743 (BYTE*)lockeddata_src.Scan0+lockeddata_src.Stride*i,
746 GdipBitmapUnlockBits((GpBitmap*)*cloneImage, &lockeddata_dst);
750 GdipDisposeImage(*cloneImage);
753 GdipBitmapUnlockBits(bitmap, &lockeddata_src);
759 else memcpy(&(*cloneImage)->format, &image->format, sizeof(GUID));
765 ERR("GpImage with no IPicture or bitmap?!\n");
766 return NotImplemented;
770 GpStatus WINGDIPAPI GdipCreateBitmapFromFile(GDIPCONST WCHAR* filename,
776 TRACE("(%s) %p\n", debugstr_w(filename), bitmap);
778 if(!filename || !bitmap)
779 return InvalidParameter;
781 stat = GdipCreateStreamOnFile(filename, GENERIC_READ, &stream);
786 stat = GdipCreateBitmapFromStream(stream, bitmap);
788 IStream_Release(stream);
793 GpStatus WINGDIPAPI GdipCreateBitmapFromGdiDib(GDIPCONST BITMAPINFO* info,
794 VOID *bits, GpBitmap **bitmap)
796 DWORD height, stride;
799 FIXME("(%p, %p, %p) - partially implemented\n", info, bits, bitmap);
801 height = abs(info->bmiHeader.biHeight);
802 stride = ((info->bmiHeader.biWidth * info->bmiHeader.biBitCount + 31) >> 3) & ~3;
804 if(info->bmiHeader.biHeight > 0) /* bottom-up */
806 bits = (BYTE*)bits + (height - 1) * stride;
810 switch(info->bmiHeader.biBitCount) {
812 format = PixelFormat1bppIndexed;
815 format = PixelFormat4bppIndexed;
818 format = PixelFormat8bppIndexed;
821 format = PixelFormat24bppRGB;
824 FIXME("don't know how to handle %d bpp\n", info->bmiHeader.biBitCount);
826 return InvalidParameter;
829 return GdipCreateBitmapFromScan0(info->bmiHeader.biWidth, height, stride, format,
835 GpStatus WINGDIPAPI GdipCreateBitmapFromFileICM(GDIPCONST WCHAR* filename,
838 TRACE("(%s) %p\n", debugstr_w(filename), bitmap);
840 return GdipCreateBitmapFromFile(filename, bitmap);
843 GpStatus WINGDIPAPI GdipCreateBitmapFromResource(HINSTANCE hInstance,
844 GDIPCONST WCHAR* lpBitmapName, GpBitmap** bitmap)
847 GpStatus stat = InvalidParameter;
849 TRACE("%p (%s) %p\n", hInstance, debugstr_w(lpBitmapName), bitmap);
851 if(!lpBitmapName || !bitmap)
852 return InvalidParameter;
855 hbm = LoadImageW(hInstance, lpBitmapName, IMAGE_BITMAP, 0, 0,
856 LR_CREATEDIBSECTION);
859 stat = GdipCreateBitmapFromHBITMAP(hbm, NULL, bitmap);
866 GpStatus WINGDIPAPI GdipCreateHBITMAPFromBitmap(GpBitmap* bitmap,
867 HBITMAP* hbmReturn, ARGB background)
870 HBITMAP result, oldbitmap;
873 GpGraphics *graphics;
874 BITMAPINFOHEADER bih;
876 TRACE("(%p,%p,%x)\n", bitmap, hbmReturn, background);
878 if (!bitmap || !hbmReturn) return InvalidParameter;
880 GdipGetImageWidth((GpImage*)bitmap, &width);
881 GdipGetImageHeight((GpImage*)bitmap, &height);
883 bih.biSize = sizeof(bih);
885 bih.biHeight = height;
888 bih.biCompression = BI_RGB;
890 bih.biXPelsPerMeter = 0;
891 bih.biYPelsPerMeter = 0;
893 bih.biClrImportant = 0;
895 hdc = CreateCompatibleDC(NULL);
896 if (!hdc) return GenericError;
898 result = CreateDIBSection(hdc, (BITMAPINFO*)&bih, DIB_RGB_COLORS, &bits,
903 oldbitmap = SelectObject(hdc, result);
905 stat = GdipCreateFromHDC(hdc, &graphics);
908 stat = GdipGraphicsClear(graphics, background);
911 stat = GdipDrawImage(graphics, (GpImage*)bitmap, 0, 0);
913 GdipDeleteGraphics(graphics);
916 SelectObject(hdc, oldbitmap);
923 if (stat != Ok && result)
925 DeleteObject(result);
934 GpStatus WINGDIPAPI GdipConvertToEmfPlus(const GpGraphics* ref,
935 GpMetafile* metafile, BOOL* succ, EmfType emfType,
936 const WCHAR* description, GpMetafile** out_metafile)
940 if(!ref || !metafile || !out_metafile)
941 return InvalidParameter;
944 *out_metafile = NULL;
947 FIXME("not implemented\n");
949 return NotImplemented;
952 /* FIXME: this should create a bitmap in the given size with the attributes
953 * (resolution etc.) of the graphics object */
954 GpStatus WINGDIPAPI GdipCreateBitmapFromGraphics(INT width, INT height,
955 GpGraphics* target, GpBitmap** bitmap)
960 if(!target || !bitmap)
961 return InvalidParameter;
964 FIXME("hacked stub\n");
966 ret = GdipCreateBitmapFromScan0(width, height, 0, PixelFormat24bppRGB,
972 GpStatus WINGDIPAPI GdipCreateBitmapFromHICON(HICON hicon, GpBitmap** bitmap)
980 BitmapData lockeddata;
985 BITMAPINFOHEADER bih;
990 TRACE("%p, %p\n", hicon, bitmap);
992 if(!bitmap || !GetIconInfo(hicon, &iinfo))
993 return InvalidParameter;
995 /* get the size of the icon */
996 ret = GetObjectA(iinfo.hbmColor ? iinfo.hbmColor : iinfo.hbmMask, sizeof(bm), &bm);
998 DeleteObject(iinfo.hbmColor);
999 DeleteObject(iinfo.hbmMask);
1000 return GenericError;
1006 height = abs(bm.bmHeight);
1007 else /* combined bitmap + mask */
1008 height = abs(bm.bmHeight) / 2;
1010 bits = HeapAlloc(GetProcessHeap(), 0, 4*width*height);
1012 DeleteObject(iinfo.hbmColor);
1013 DeleteObject(iinfo.hbmMask);
1017 stat = GdipCreateBitmapFromScan0(width, height, 0, PixelFormat32bppARGB, NULL, bitmap);
1019 DeleteObject(iinfo.hbmColor);
1020 DeleteObject(iinfo.hbmMask);
1021 HeapFree(GetProcessHeap(), 0, bits);
1028 rect.Height = height;
1030 stat = GdipBitmapLockBits(*bitmap, &rect, ImageLockModeWrite, PixelFormat32bppARGB, &lockeddata);
1032 DeleteObject(iinfo.hbmColor);
1033 DeleteObject(iinfo.hbmMask);
1034 HeapFree(GetProcessHeap(), 0, bits);
1035 GdipDisposeImage((GpImage*)*bitmap);
1039 bih.biSize = sizeof(bih);
1040 bih.biWidth = width;
1041 bih.biHeight = -height;
1043 bih.biBitCount = 32;
1044 bih.biCompression = BI_RGB;
1045 bih.biSizeImage = 0;
1046 bih.biXPelsPerMeter = 0;
1047 bih.biYPelsPerMeter = 0;
1049 bih.biClrImportant = 0;
1051 screendc = GetDC(0);
1054 GetDIBits(screendc, iinfo.hbmColor, 0, height, bits, (BITMAPINFO*)&bih, DIB_RGB_COLORS);
1056 if (bm.bmBitsPixel == 32)
1060 /* If any pixel has a non-zero alpha, ignore hbmMask */
1062 for (x=0; x<width && !has_alpha; x++)
1063 for (y=0; y<height && !has_alpha; y++)
1064 if ((*src++ & 0xff000000) != 0)
1067 else has_alpha = FALSE;
1071 GetDIBits(screendc, iinfo.hbmMask, 0, height, bits, (BITMAPINFO*)&bih, DIB_RGB_COLORS);
1075 /* copy the image data to the Bitmap */
1077 dst_row = lockeddata.Scan0;
1078 for (y=0; y<height; y++)
1080 memcpy(dst_row, src, width*4);
1082 dst_row += lockeddata.Stride;
1089 /* read alpha data from the mask */
1091 GetDIBits(screendc, iinfo.hbmMask, 0, height, bits, (BITMAPINFO*)&bih, DIB_RGB_COLORS);
1093 GetDIBits(screendc, iinfo.hbmMask, height, height, bits, (BITMAPINFO*)&bih, DIB_RGB_COLORS);
1096 dst_row = lockeddata.Scan0;
1097 for (y=0; y<height; y++)
1099 dst = (DWORD*)dst_row;
1100 for (x=0; x<height; x++)
1102 DWORD src_value = *src++;
1106 *dst++ |= 0xff000000;
1108 dst_row += lockeddata.Stride;
1113 /* set constant alpha of 255 */
1115 for (y=0; y<height; y++)
1117 dst = (DWORD*)dst_row;
1118 for (x=0; x<height; x++)
1119 *dst++ |= 0xff000000;
1120 dst_row += lockeddata.Stride;
1125 ReleaseDC(0, screendc);
1127 DeleteObject(iinfo.hbmColor);
1128 DeleteObject(iinfo.hbmMask);
1130 GdipBitmapUnlockBits(*bitmap, &lockeddata);
1132 HeapFree(GetProcessHeap(), 0, bits);
1137 GpStatus WINGDIPAPI GdipCreateBitmapFromScan0(INT width, INT height, INT stride,
1138 PixelFormat format, BYTE* scan0, GpBitmap** bitmap)
1140 BITMAPINFOHEADER bmih;
1142 INT row_size, dib_stride;
1147 TRACE("%d %d %d %d %p %p\n", width, height, stride, format, scan0, bitmap);
1149 if (!bitmap) return InvalidParameter;
1151 if(width <= 0 || height <= 0 || (scan0 && (stride % 4))){
1153 return InvalidParameter;
1156 if(scan0 && !stride)
1157 return InvalidParameter;
1159 row_size = (width * PIXELFORMATBPP(format)+7) / 8;
1160 dib_stride = (row_size + 3) & ~3;
1163 stride = dib_stride;
1165 bmih.biSize = sizeof(BITMAPINFOHEADER);
1166 bmih.biWidth = width;
1167 bmih.biHeight = -height;
1169 /* FIXME: use the rest of the data from format */
1170 bmih.biBitCount = PIXELFORMATBPP(format);
1171 bmih.biCompression = BI_RGB;
1172 bmih.biSizeImage = 0;
1173 bmih.biXPelsPerMeter = 0;
1174 bmih.biYPelsPerMeter = 0;
1176 bmih.biClrImportant = 0;
1178 hdc = CreateCompatibleDC(NULL);
1179 if (!hdc) return GenericError;
1181 hbitmap = CreateDIBSection(hdc, (BITMAPINFO*)&bmih, DIB_RGB_COLORS, (void**)&bits,
1186 if (!hbitmap) return GenericError;
1188 /* copy bits to the dib if necessary */
1189 /* FIXME: should reference the bits instead of copying them */
1191 for (i=0; i<height; i++)
1192 memcpy(bits+i*dib_stride, scan0+i*stride, row_size);
1194 *bitmap = GdipAlloc(sizeof(GpBitmap));
1197 DeleteObject(hbitmap);
1201 (*bitmap)->image.type = ImageTypeBitmap;
1202 memcpy(&(*bitmap)->image.format, &ImageFormatMemoryBMP, sizeof(GUID));
1203 (*bitmap)->image.flags = ImageFlagsNone;
1204 (*bitmap)->width = width;
1205 (*bitmap)->height = height;
1206 (*bitmap)->format = format;
1207 (*bitmap)->image.picture = NULL;
1208 (*bitmap)->hbitmap = hbitmap;
1209 (*bitmap)->hdc = NULL;
1210 (*bitmap)->bits = bits;
1211 (*bitmap)->stride = dib_stride;
1216 GpStatus WINGDIPAPI GdipCreateBitmapFromStream(IStream* stream,
1221 TRACE("%p %p\n", stream, bitmap);
1223 stat = GdipLoadImageFromStream(stream, (GpImage**) bitmap);
1228 if((*bitmap)->image.type != ImageTypeBitmap){
1229 GdipDisposeImage(&(*bitmap)->image);
1231 return GenericError; /* FIXME: what error to return? */
1238 GpStatus WINGDIPAPI GdipCreateBitmapFromStreamICM(IStream* stream,
1241 TRACE("%p %p\n", stream, bitmap);
1243 return GdipCreateBitmapFromStream(stream, bitmap);
1246 GpStatus WINGDIPAPI GdipCreateCachedBitmap(GpBitmap *bitmap, GpGraphics *graphics,
1247 GpCachedBitmap **cachedbmp)
1251 TRACE("%p %p %p\n", bitmap, graphics, cachedbmp);
1253 if(!bitmap || !graphics || !cachedbmp)
1254 return InvalidParameter;
1256 *cachedbmp = GdipAlloc(sizeof(GpCachedBitmap));
1260 stat = GdipCloneImage(&(bitmap->image), &(*cachedbmp)->image);
1262 GdipFree(*cachedbmp);
1269 GpStatus WINGDIPAPI GdipCreateHICONFromBitmap(GpBitmap *bitmap, HICON *hicon)
1271 FIXME("(%p, %p)\n", bitmap, hicon);
1273 return NotImplemented;
1276 GpStatus WINGDIPAPI GdipDeleteCachedBitmap(GpCachedBitmap *cachedbmp)
1278 TRACE("%p\n", cachedbmp);
1281 return InvalidParameter;
1283 GdipDisposeImage(cachedbmp->image);
1284 GdipFree(cachedbmp);
1289 GpStatus WINGDIPAPI GdipDrawCachedBitmap(GpGraphics *graphics,
1290 GpCachedBitmap *cachedbmp, INT x, INT y)
1292 TRACE("%p %p %d %d\n", graphics, cachedbmp, x, y);
1294 if(!graphics || !cachedbmp)
1295 return InvalidParameter;
1297 return GdipDrawImage(graphics, cachedbmp->image, (REAL)x, (REAL)y);
1300 GpStatus WINGDIPAPI GdipEmfToWmfBits(HENHMETAFILE hemf, UINT cbData16,
1301 LPBYTE pData16, INT iMapMode, INT eFlags)
1303 FIXME("(%p, %d, %p, %d, %d): stub\n", hemf, cbData16, pData16, iMapMode, eFlags);
1304 return NotImplemented;
1307 GpStatus WINGDIPAPI GdipDisposeImage(GpImage *image)
1309 TRACE("%p\n", image);
1312 return InvalidParameter;
1315 IPicture_Release(image->picture);
1316 if (image->type == ImageTypeBitmap)
1318 GdipFree(((GpBitmap*)image)->bitmapbits);
1319 DeleteDC(((GpBitmap*)image)->hdc);
1326 GpStatus WINGDIPAPI GdipFindFirstImageItem(GpImage *image, ImageItemData* item)
1329 return InvalidParameter;
1331 return NotImplemented;
1334 GpStatus WINGDIPAPI GdipGetImageBounds(GpImage *image, GpRectF *srcRect,
1337 TRACE("%p %p %p\n", image, srcRect, srcUnit);
1339 if(!image || !srcRect || !srcUnit)
1340 return InvalidParameter;
1341 if(image->type == ImageTypeMetafile){
1342 *srcRect = ((GpMetafile*)image)->bounds;
1343 *srcUnit = ((GpMetafile*)image)->unit;
1345 else if(image->type == ImageTypeBitmap){
1346 srcRect->X = srcRect->Y = 0.0;
1347 srcRect->Width = (REAL) ((GpBitmap*)image)->width;
1348 srcRect->Height = (REAL) ((GpBitmap*)image)->height;
1349 *srcUnit = UnitPixel;
1352 srcRect->X = srcRect->Y = 0.0;
1353 srcRect->Width = ipicture_pixel_width(image->picture);
1354 srcRect->Height = ipicture_pixel_height(image->picture);
1355 *srcUnit = UnitPixel;
1358 TRACE("returning (%f, %f) (%f, %f) unit type %d\n", srcRect->X, srcRect->Y,
1359 srcRect->Width, srcRect->Height, *srcUnit);
1364 GpStatus WINGDIPAPI GdipGetImageDimension(GpImage *image, REAL *width,
1367 TRACE("%p %p %p\n", image, width, height);
1369 if(!image || !height || !width)
1370 return InvalidParameter;
1372 if(image->type == ImageTypeMetafile){
1375 *height = convert_unit(hdc, ((GpMetafile*)image)->unit) *
1376 ((GpMetafile*)image)->bounds.Height;
1378 *width = convert_unit(hdc, ((GpMetafile*)image)->unit) *
1379 ((GpMetafile*)image)->bounds.Width;
1384 else if(image->type == ImageTypeBitmap){
1385 *height = ((GpBitmap*)image)->height;
1386 *width = ((GpBitmap*)image)->width;
1389 *height = ipicture_pixel_height(image->picture);
1390 *width = ipicture_pixel_width(image->picture);
1393 TRACE("returning (%f, %f)\n", *height, *width);
1397 GpStatus WINGDIPAPI GdipGetImageGraphicsContext(GpImage *image,
1398 GpGraphics **graphics)
1402 TRACE("%p %p\n", image, graphics);
1404 if(!image || !graphics)
1405 return InvalidParameter;
1407 if(image->type != ImageTypeBitmap){
1408 FIXME("not implemented for image type %d\n", image->type);
1409 return NotImplemented;
1412 hdc = ((GpBitmap*)image)->hdc;
1415 hdc = CreateCompatibleDC(0);
1416 SelectObject(hdc, ((GpBitmap*)image)->hbitmap);
1417 ((GpBitmap*)image)->hdc = hdc;
1420 return GdipCreateFromHDC(hdc, graphics);
1423 GpStatus WINGDIPAPI GdipGetImageHeight(GpImage *image, UINT *height)
1425 TRACE("%p %p\n", image, height);
1427 if(!image || !height)
1428 return InvalidParameter;
1430 if(image->type == ImageTypeMetafile){
1433 *height = roundr(convert_unit(hdc, ((GpMetafile*)image)->unit) *
1434 ((GpMetafile*)image)->bounds.Height);
1438 else if(image->type == ImageTypeBitmap)
1439 *height = ((GpBitmap*)image)->height;
1441 *height = ipicture_pixel_height(image->picture);
1443 TRACE("returning %d\n", *height);
1448 GpStatus WINGDIPAPI GdipGetImageHorizontalResolution(GpImage *image, REAL *res)
1453 return InvalidParameter;
1456 FIXME("not implemented\n");
1458 return NotImplemented;
1461 GpStatus WINGDIPAPI GdipGetImagePaletteSize(GpImage *image, INT *size)
1463 FIXME("%p %p\n", image, size);
1466 return InvalidParameter;
1468 return NotImplemented;
1471 /* FIXME: test this function for non-bitmap types */
1472 GpStatus WINGDIPAPI GdipGetImagePixelFormat(GpImage *image, PixelFormat *format)
1474 TRACE("%p %p\n", image, format);
1476 if(!image || !format)
1477 return InvalidParameter;
1479 if(image->type != ImageTypeBitmap)
1480 *format = PixelFormat24bppRGB;
1482 *format = ((GpBitmap*) image)->format;
1487 GpStatus WINGDIPAPI GdipGetImageRawFormat(GpImage *image, GUID *format)
1489 if(!image || !format)
1490 return InvalidParameter;
1492 memcpy(format, &image->format, sizeof(GUID));
1497 GpStatus WINGDIPAPI GdipGetImageType(GpImage *image, ImageType *type)
1499 TRACE("%p %p\n", image, type);
1502 return InvalidParameter;
1504 *type = image->type;
1509 GpStatus WINGDIPAPI GdipGetImageVerticalResolution(GpImage *image, REAL *res)
1514 return InvalidParameter;
1517 FIXME("not implemented\n");
1519 return NotImplemented;
1522 GpStatus WINGDIPAPI GdipGetImageWidth(GpImage *image, UINT *width)
1524 TRACE("%p %p\n", image, width);
1526 if(!image || !width)
1527 return InvalidParameter;
1529 if(image->type == ImageTypeMetafile){
1532 *width = roundr(convert_unit(hdc, ((GpMetafile*)image)->unit) *
1533 ((GpMetafile*)image)->bounds.Width);
1537 else if(image->type == ImageTypeBitmap)
1538 *width = ((GpBitmap*)image)->width;
1540 *width = ipicture_pixel_width(image->picture);
1542 TRACE("returning %d\n", *width);
1547 GpStatus WINGDIPAPI GdipGetMetafileHeaderFromMetafile(GpMetafile * metafile,
1548 MetafileHeader * header)
1552 if(!metafile || !header)
1553 return InvalidParameter;
1556 FIXME("not implemented\n");
1561 GpStatus WINGDIPAPI GdipGetAllPropertyItems(GpImage *image, UINT size,
1562 UINT num, PropertyItem* items)
1567 FIXME("not implemented\n");
1569 return InvalidParameter;
1572 GpStatus WINGDIPAPI GdipGetPropertyCount(GpImage *image, UINT* num)
1577 FIXME("not implemented\n");
1579 return InvalidParameter;
1582 GpStatus WINGDIPAPI GdipGetPropertyIdList(GpImage *image, UINT num, PROPID* list)
1587 FIXME("not implemented\n");
1589 return InvalidParameter;
1592 GpStatus WINGDIPAPI GdipGetPropertyItem(GpImage *image, PROPID id, UINT size,
1593 PropertyItem* buffer)
1598 FIXME("not implemented\n");
1600 return InvalidParameter;
1603 GpStatus WINGDIPAPI GdipGetPropertyItemSize(GpImage *image, PROPID pid,
1608 TRACE("%p %x %p\n", image, pid, size);
1611 return InvalidParameter;
1614 FIXME("not implemented\n");
1616 return NotImplemented;
1619 GpStatus WINGDIPAPI GdipGetPropertySize(GpImage *image, UINT* size, UINT* num)
1624 FIXME("not implemented\n");
1626 return InvalidParameter;
1629 GpStatus WINGDIPAPI GdipImageGetFrameCount(GpImage *image,
1630 GDIPCONST GUID* dimensionID, UINT* count)
1634 if(!image || !dimensionID || !count)
1635 return InvalidParameter;
1638 FIXME("not implemented\n");
1640 return NotImplemented;
1643 GpStatus WINGDIPAPI GdipImageGetFrameDimensionsCount(GpImage *image,
1646 if(!image || !count)
1647 return InvalidParameter;
1656 GpStatus WINGDIPAPI GdipImageGetFrameDimensionsList(GpImage* image,
1657 GUID* dimensionIDs, UINT count)
1661 if(!image || !dimensionIDs)
1662 return InvalidParameter;
1665 FIXME("not implemented\n");
1670 GpStatus WINGDIPAPI GdipImageSelectActiveFrame(GpImage *image,
1671 GDIPCONST GUID* dimensionID, UINT frameidx)
1675 if(!image || !dimensionID)
1676 return InvalidParameter;
1679 FIXME("not implemented\n");
1684 GpStatus WINGDIPAPI GdipLoadImageFromFile(GDIPCONST WCHAR* filename,
1690 TRACE("(%s) %p\n", debugstr_w(filename), image);
1692 if (!filename || !image)
1693 return InvalidParameter;
1695 stat = GdipCreateStreamOnFile(filename, GENERIC_READ, &stream);
1700 stat = GdipLoadImageFromStream(stream, image);
1702 IStream_Release(stream);
1707 /* FIXME: no icm handling */
1708 GpStatus WINGDIPAPI GdipLoadImageFromFileICM(GDIPCONST WCHAR* filename,GpImage **image)
1710 TRACE("(%s) %p\n", debugstr_w(filename), image);
1712 return GdipLoadImageFromFile(filename, image);
1715 static const WICPixelFormatGUID *wic_pixel_formats[] = {
1716 &GUID_WICPixelFormat16bppBGR555,
1717 &GUID_WICPixelFormat24bppBGR,
1718 &GUID_WICPixelFormat32bppBGR,
1719 &GUID_WICPixelFormat32bppBGRA,
1720 &GUID_WICPixelFormat32bppPBGRA,
1724 static const PixelFormat wic_gdip_formats[] = {
1725 PixelFormat16bppRGB555,
1726 PixelFormat24bppRGB,
1727 PixelFormat32bppRGB,
1728 PixelFormat32bppARGB,
1729 PixelFormat32bppPARGB,
1732 static GpStatus decode_image_wic(IStream* stream, REFCLSID clsid, GpImage **image)
1737 IWICBitmapDecoder *decoder;
1738 IWICBitmapFrameDecode *frame;
1739 IWICBitmapSource *source=NULL;
1740 WICPixelFormatGUID wic_format;
1741 PixelFormat gdip_format=0;
1744 BitmapData lockeddata;
1748 initresult = CoInitialize(NULL);
1750 hr = CoCreateInstance(clsid, NULL, CLSCTX_INPROC_SERVER,
1751 &IID_IWICBitmapDecoder, (void**)&decoder);
1752 if (FAILED(hr)) goto end;
1754 hr = IWICBitmapDecoder_Initialize(decoder, (IStream*)stream, WICDecodeMetadataCacheOnLoad);
1756 hr = IWICBitmapDecoder_GetFrame(decoder, 0, &frame);
1758 if (SUCCEEDED(hr)) /* got frame */
1760 hr = IWICBitmapFrameDecode_GetPixelFormat(frame, &wic_format);
1764 for (i=0; wic_pixel_formats[i]; i++)
1766 if (IsEqualGUID(&wic_format, wic_pixel_formats[i]))
1768 source = (IWICBitmapSource*)frame;
1769 IWICBitmapSource_AddRef(source);
1770 gdip_format = wic_gdip_formats[i];
1776 /* unknown format; fall back on 32bppARGB */
1777 hr = WICConvertBitmapSource(&GUID_WICPixelFormat32bppBGRA, (IWICBitmapSource*)frame, &source);
1778 gdip_format = PixelFormat32bppARGB;
1782 if (SUCCEEDED(hr)) /* got source */
1784 hr = IWICBitmapSource_GetSize(source, &width, &height);
1787 status = GdipCreateBitmapFromScan0(width, height, 0, gdip_format,
1790 if (SUCCEEDED(hr) && status == Ok) /* created bitmap */
1792 status = GdipBitmapLockBits(bitmap, NULL, ImageLockModeWrite,
1793 gdip_format, &lockeddata);
1794 if (status == Ok) /* locked bitmap */
1799 for (i=0; i<height; i++)
1802 hr = IWICBitmapSource_CopyPixels(source, &wrc, abs(lockeddata.Stride),
1803 abs(lockeddata.Stride), (BYTE*)lockeddata.Scan0+lockeddata.Stride*i);
1804 if (FAILED(hr)) break;
1807 GdipBitmapUnlockBits(bitmap, &lockeddata);
1810 if (SUCCEEDED(hr) && status == Ok)
1811 *image = (GpImage*)bitmap;
1815 GdipDisposeImage((GpImage*)bitmap);
1819 IWICBitmapSource_Release(source);
1822 IWICBitmapFrameDecode_Release(frame);
1825 IWICBitmapDecoder_Release(decoder);
1828 if (SUCCEEDED(initresult)) CoUninitialize();
1830 if (FAILED(hr) && status == Ok) status = hresult_to_status(hr);
1835 static GpStatus decode_image_icon(IStream* stream, REFCLSID clsid, GpImage **image)
1837 return decode_image_wic(stream, &CLSID_WICIcoDecoder, image);
1840 static GpStatus decode_image_bmp(IStream* stream, REFCLSID clsid, GpImage **image)
1845 status = decode_image_wic(stream, &CLSID_WICBmpDecoder, image);
1847 bitmap = (GpBitmap*)*image;
1849 if (status == Ok && bitmap->format == PixelFormat32bppARGB)
1851 /* WIC supports bmp files with alpha, but gdiplus does not */
1852 bitmap->format = PixelFormat32bppRGB;
1858 static GpStatus decode_image_jpeg(IStream* stream, REFCLSID clsid, GpImage **image)
1860 return decode_image_wic(stream, &CLSID_WICJpegDecoder, image);
1863 static GpStatus decode_image_png(IStream* stream, REFCLSID clsid, GpImage **image)
1865 return decode_image_wic(stream, &CLSID_WICPngDecoder, image);
1868 static GpStatus decode_image_gif(IStream* stream, REFCLSID clsid, GpImage **image)
1870 return decode_image_wic(stream, &CLSID_WICGifDecoder, image);
1873 static GpStatus decode_image_olepicture_metafile(IStream* stream, REFCLSID clsid, GpImage **image)
1877 TRACE("%p %p\n", stream, image);
1879 if(!stream || !image)
1880 return InvalidParameter;
1882 if(OleLoadPicture(stream, 0, FALSE, &IID_IPicture,
1883 (LPVOID*) &pic) != S_OK){
1884 TRACE("Could not load picture\n");
1885 return GenericError;
1888 /* FIXME: missing initialization code */
1889 *image = GdipAlloc(sizeof(GpMetafile));
1890 if(!*image) return OutOfMemory;
1891 (*image)->type = ImageTypeMetafile;
1892 (*image)->picture = pic;
1893 (*image)->flags = ImageFlagsNone;
1898 typedef GpStatus (*encode_image_func)(GpImage *image, IStream* stream,
1899 GDIPCONST CLSID* clsid, GDIPCONST EncoderParameters* params);
1901 typedef GpStatus (*decode_image_func)(IStream *stream, REFCLSID clsid, GpImage** image);
1903 typedef struct image_codec {
1904 ImageCodecInfo info;
1905 encode_image_func encode_func;
1906 decode_image_func decode_func;
1920 static const struct image_codec codecs[NUM_CODECS];
1922 static GpStatus get_decoder_info(IStream* stream, const struct image_codec **result)
1930 /* seek to the start of the stream */
1932 hr = IStream_Seek(stream, seek, STREAM_SEEK_SET, NULL);
1933 if (FAILED(hr)) return hresult_to_status(hr);
1935 /* read the first 8 bytes */
1936 /* FIXME: This assumes all codecs have one signature <= 8 bytes in length */
1937 hr = IStream_Read(stream, signature, 8, &bytesread);
1938 if (FAILED(hr)) return hresult_to_status(hr);
1939 if (hr == S_FALSE || bytesread == 0) return GenericError;
1941 for (i = 0; i < NUM_CODECS; i++) {
1942 if ((codecs[i].info.Flags & ImageCodecFlagsDecoder) &&
1943 bytesread >= codecs[i].info.SigSize)
1945 for (j=0; j<codecs[i].info.SigSize; j++)
1946 if ((signature[j] & codecs[i].info.SigMask[j]) != codecs[i].info.SigPattern[j])
1948 if (j == codecs[i].info.SigSize)
1950 *result = &codecs[i];
1956 TRACE("no match for %i byte signature %x %x %x %x %x %x %x %x\n", bytesread,
1957 signature[0],signature[1],signature[2],signature[3],
1958 signature[4],signature[5],signature[6],signature[7]);
1960 return GenericError;
1963 GpStatus WINGDIPAPI GdipLoadImageFromStream(IStream* stream, GpImage **image)
1968 const struct image_codec *codec=NULL;
1970 /* choose an appropriate image decoder */
1971 stat = get_decoder_info(stream, &codec);
1972 if (stat != Ok) return stat;
1974 /* seek to the start of the stream */
1976 hr = IStream_Seek(stream, seek, STREAM_SEEK_SET, NULL);
1977 if (FAILED(hr)) return hresult_to_status(hr);
1979 /* call on the image decoder to do the real work */
1980 stat = codec->decode_func(stream, &codec->info.Clsid, image);
1982 /* take note of the original data format */
1985 memcpy(&(*image)->format, &codec->info.FormatID, sizeof(GUID));
1992 GpStatus WINGDIPAPI GdipLoadImageFromStreamICM(IStream* stream, GpImage **image)
1994 TRACE("%p %p\n", stream, image);
1996 return GdipLoadImageFromStream(stream, image);
1999 GpStatus WINGDIPAPI GdipRemovePropertyItem(GpImage *image, PROPID propId)
2004 return InvalidParameter;
2007 FIXME("not implemented\n");
2009 return NotImplemented;
2012 GpStatus WINGDIPAPI GdipSetPropertyItem(GpImage *image, GDIPCONST PropertyItem* item)
2017 FIXME("not implemented\n");
2019 return NotImplemented;
2022 GpStatus WINGDIPAPI GdipSaveImageToFile(GpImage *image, GDIPCONST WCHAR* filename,
2023 GDIPCONST CLSID *clsidEncoder,
2024 GDIPCONST EncoderParameters *encoderParams)
2029 TRACE("%p (%s) %p %p\n", image, debugstr_w(filename), clsidEncoder, encoderParams);
2031 if (!image || !filename|| !clsidEncoder)
2032 return InvalidParameter;
2034 stat = GdipCreateStreamOnFile(filename, GENERIC_WRITE, &stream);
2036 return GenericError;
2038 stat = GdipSaveImageToStream(image, stream, clsidEncoder, encoderParams);
2040 IStream_Release(stream);
2044 /*************************************************************************
2045 * Encoding functions -
2046 * These functions encode an image in different image file formats.
2048 #define BITMAP_FORMAT_BMP 0x4d42 /* "BM" */
2049 #define BITMAP_FORMAT_JPEG 0xd8ff
2050 #define BITMAP_FORMAT_GIF 0x4947
2051 #define BITMAP_FORMAT_PNG 0x5089
2052 #define BITMAP_FORMAT_APM 0xcdd7
2054 static GpStatus encode_image_WIC(GpImage *image, IStream* stream,
2055 GDIPCONST CLSID* clsid, GDIPCONST EncoderParameters* params)
2059 IWICBitmapEncoder *encoder;
2060 IWICBitmapFrameEncode *frameencode;
2061 IPropertyBag2 *encoderoptions;
2064 PixelFormat gdipformat=0;
2065 WICPixelFormatGUID wicformat;
2067 BitmapData lockeddata;
2071 if (image->type != ImageTypeBitmap)
2072 return GenericError;
2074 bitmap = (GpBitmap*)image;
2076 GdipGetImageWidth(image, &width);
2077 GdipGetImageHeight(image, &height);
2084 initresult = CoInitialize(NULL);
2086 hr = CoCreateInstance(clsid, NULL, CLSCTX_INPROC_SERVER,
2087 &IID_IWICBitmapEncoder, (void**)&encoder);
2090 if (SUCCEEDED(initresult)) CoUninitialize();
2091 return hresult_to_status(hr);
2094 hr = IWICBitmapEncoder_Initialize(encoder, stream, WICBitmapEncoderNoCache);
2098 hr = IWICBitmapEncoder_CreateNewFrame(encoder, &frameencode, &encoderoptions);
2101 if (SUCCEEDED(hr)) /* created frame */
2103 hr = IWICBitmapFrameEncode_Initialize(frameencode, encoderoptions);
2106 hr = IWICBitmapFrameEncode_SetSize(frameencode, width, height);
2109 /* FIXME: use the resolution from the image */
2110 hr = IWICBitmapFrameEncode_SetResolution(frameencode, 96.0, 96.0);
2114 for (i=0; wic_pixel_formats[i]; i++)
2116 if (wic_gdip_formats[i] == bitmap->format)
2119 if (wic_pixel_formats[i])
2120 memcpy(&wicformat, wic_pixel_formats[i], sizeof(GUID));
2122 memcpy(&wicformat, &GUID_WICPixelFormat32bppBGRA, sizeof(GUID));
2124 hr = IWICBitmapFrameEncode_SetPixelFormat(frameencode, &wicformat);
2126 for (i=0; wic_pixel_formats[i]; i++)
2128 if (IsEqualGUID(&wicformat, wic_pixel_formats[i]))
2131 if (wic_pixel_formats[i])
2132 gdipformat = wic_gdip_formats[i];
2135 ERR("cannot provide pixel format %s\n", debugstr_guid(&wicformat));
2142 stat = GdipBitmapLockBits(bitmap, &rc, ImageLockModeRead, gdipformat,
2147 UINT row_size = (lockeddata.Width * PIXELFORMATBPP(gdipformat) + 7)/8;
2150 /* write one row at a time in case stride is negative */
2151 row = lockeddata.Scan0;
2152 for (i=0; i<lockeddata.Height; i++)
2154 hr = IWICBitmapFrameEncode_WritePixels(frameencode, 1, row_size, row_size, row);
2155 if (FAILED(hr)) break;
2156 row += lockeddata.Stride;
2159 GdipBitmapUnlockBits(bitmap, &lockeddata);
2166 hr = IWICBitmapFrameEncode_Commit(frameencode);
2168 IWICBitmapFrameEncode_Release(frameencode);
2169 IPropertyBag2_Release(encoderoptions);
2173 hr = IWICBitmapEncoder_Commit(encoder);
2175 IWICBitmapEncoder_Release(encoder);
2177 if (SUCCEEDED(initresult)) CoUninitialize();
2179 return hresult_to_status(hr);
2182 static GpStatus encode_image_BMP(GpImage *image, IStream* stream,
2183 GDIPCONST CLSID* clsid, GDIPCONST EncoderParameters* params)
2185 return encode_image_WIC(image, stream, &CLSID_WICBmpEncoder, params);
2188 static GpStatus encode_image_png(GpImage *image, IStream* stream,
2189 GDIPCONST CLSID* clsid, GDIPCONST EncoderParameters* params)
2191 return encode_image_WIC(image, stream, &CLSID_WICPngEncoder, params);
2194 /*****************************************************************************
2195 * GdipSaveImageToStream [GDIPLUS.@]
2197 GpStatus WINGDIPAPI GdipSaveImageToStream(GpImage *image, IStream* stream,
2198 GDIPCONST CLSID* clsid, GDIPCONST EncoderParameters* params)
2201 encode_image_func encode_image;
2204 TRACE("%p %p %p %p\n", image, stream, clsid, params);
2206 if(!image || !stream)
2207 return InvalidParameter;
2209 /* select correct encoder */
2210 encode_image = NULL;
2211 for (i = 0; i < NUM_CODECS; i++) {
2212 if ((codecs[i].info.Flags & ImageCodecFlagsEncoder) &&
2213 IsEqualCLSID(clsid, &codecs[i].info.Clsid))
2214 encode_image = codecs[i].encode_func;
2216 if (encode_image == NULL)
2217 return UnknownImageFormat;
2219 stat = encode_image(image, stream, clsid, params);
2224 /*****************************************************************************
2225 * GdipGetImagePalette [GDIPLUS.@]
2227 GpStatus WINGDIPAPI GdipGetImagePalette(GpImage *image, ColorPalette *palette, INT size)
2229 static int calls = 0;
2232 return InvalidParameter;
2235 FIXME("not implemented\n");
2237 return NotImplemented;
2240 /*****************************************************************************
2241 * GdipSetImagePalette [GDIPLUS.@]
2243 GpStatus WINGDIPAPI GdipSetImagePalette(GpImage *image,
2244 GDIPCONST ColorPalette *palette)
2248 if(!image || !palette)
2249 return InvalidParameter;
2252 FIXME("not implemented\n");
2254 return NotImplemented;
2257 /*************************************************************************
2259 * Structures that represent which formats we support for encoding.
2262 /* ImageCodecInfo creation routines taken from libgdiplus */
2263 static const WCHAR bmp_codecname[] = {'B', 'u', 'i','l', 't', '-','i', 'n', ' ', 'B', 'M', 'P', 0}; /* Built-in BMP */
2264 static const WCHAR bmp_extension[] = {'*','.','B', 'M', 'P',';', '*','.', 'D','I', 'B',';', '*','.', 'R', 'L', 'E',0}; /* *.BMP;*.DIB;*.RLE */
2265 static const WCHAR bmp_mimetype[] = {'i', 'm', 'a','g', 'e', '/', 'b', 'm', 'p', 0}; /* image/bmp */
2266 static const WCHAR bmp_format[] = {'B', 'M', 'P', 0}; /* BMP */
2267 static const BYTE bmp_sig_pattern[] = { 0x42, 0x4D };
2268 static const BYTE bmp_sig_mask[] = { 0xFF, 0xFF };
2270 static const WCHAR jpeg_codecname[] = {'B', 'u', 'i','l', 't', '-','i', 'n', ' ', 'J','P','E','G', 0};
2271 static const WCHAR jpeg_extension[] = {'*','.','J','P','G',';', '*','.','J','P','E','G',';', '*','.','J','P','E',';', '*','.','J','F','I','F',0};
2272 static const WCHAR jpeg_mimetype[] = {'i','m','a','g','e','/','j','p','e','g', 0};
2273 static const WCHAR jpeg_format[] = {'J','P','E','G',0};
2274 static const BYTE jpeg_sig_pattern[] = { 0xFF, 0xD8 };
2275 static const BYTE jpeg_sig_mask[] = { 0xFF, 0xFF };
2277 static const WCHAR gif_codecname[] = {'B', 'u', 'i','l', 't', '-','i', 'n', ' ', 'G','I','F', 0};
2278 static const WCHAR gif_extension[] = {'*','.','G','I','F',0};
2279 static const WCHAR gif_mimetype[] = {'i','m','a','g','e','/','g','i','f', 0};
2280 static const WCHAR gif_format[] = {'G','I','F',0};
2281 static const BYTE gif_sig_pattern[4] = "GIF8";
2282 static const BYTE gif_sig_mask[] = { 0xFF, 0xFF, 0xFF, 0xFF };
2284 static const WCHAR emf_codecname[] = {'B', 'u', 'i','l', 't', '-','i', 'n', ' ', 'E','M','F', 0};
2285 static const WCHAR emf_extension[] = {'*','.','E','M','F',0};
2286 static const WCHAR emf_mimetype[] = {'i','m','a','g','e','/','x','-','e','m','f', 0};
2287 static const WCHAR emf_format[] = {'E','M','F',0};
2288 static const BYTE emf_sig_pattern[] = { 0x01, 0x00, 0x00, 0x00 };
2289 static const BYTE emf_sig_mask[] = { 0xFF, 0xFF, 0xFF, 0xFF };
2291 static const WCHAR wmf_codecname[] = {'B', 'u', 'i','l', 't', '-','i', 'n', ' ', 'W','M','F', 0};
2292 static const WCHAR wmf_extension[] = {'*','.','W','M','F',0};
2293 static const WCHAR wmf_mimetype[] = {'i','m','a','g','e','/','x','-','w','m','f', 0};
2294 static const WCHAR wmf_format[] = {'W','M','F',0};
2295 static const BYTE wmf_sig_pattern[] = { 0xd7, 0xcd };
2296 static const BYTE wmf_sig_mask[] = { 0xFF, 0xFF };
2298 static const WCHAR png_codecname[] = {'B', 'u', 'i','l', 't', '-','i', 'n', ' ', 'P','N','G', 0};
2299 static const WCHAR png_extension[] = {'*','.','P','N','G',0};
2300 static const WCHAR png_mimetype[] = {'i','m','a','g','e','/','p','n','g', 0};
2301 static const WCHAR png_format[] = {'P','N','G',0};
2302 static const BYTE png_sig_pattern[] = { 137, 80, 78, 71, 13, 10, 26, 10, };
2303 static const BYTE png_sig_mask[] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
2305 static const WCHAR ico_codecname[] = {'B', 'u', 'i','l', 't', '-','i', 'n', ' ', 'I','C','O', 0};
2306 static const WCHAR ico_extension[] = {'*','.','I','C','O',0};
2307 static const WCHAR ico_mimetype[] = {'i','m','a','g','e','/','x','-','i','c','o','n', 0};
2308 static const WCHAR ico_format[] = {'I','C','O',0};
2309 static const BYTE ico_sig_pattern[] = { 0x00, 0x00, 0x01, 0x00 };
2310 static const BYTE ico_sig_mask[] = { 0xFF, 0xFF, 0xFF, 0xFF };
2312 static const struct image_codec codecs[NUM_CODECS] = {
2315 /* Clsid */ { 0x557cf400, 0x1a04, 0x11d3, { 0x9a, 0x73, 0x0, 0x0, 0xf8, 0x1e, 0xf3, 0x2e } },
2316 /* FormatID */ { 0xb96b3cabU, 0x0728U, 0x11d3U, {0x9d, 0x7b, 0x00, 0x00, 0xf8, 0x1e, 0xf3, 0x2e} },
2317 /* CodecName */ bmp_codecname,
2319 /* FormatDescription */ bmp_format,
2320 /* FilenameExtension */ bmp_extension,
2321 /* MimeType */ bmp_mimetype,
2322 /* Flags */ ImageCodecFlagsEncoder | ImageCodecFlagsDecoder | ImageCodecFlagsSupportBitmap | ImageCodecFlagsBuiltin,
2326 /* SigPattern */ bmp_sig_pattern,
2327 /* SigMask */ bmp_sig_mask,
2334 /* Clsid */ { 0x557cf401, 0x1a04, 0x11d3, { 0x9a, 0x73, 0x0, 0x0, 0xf8, 0x1e, 0xf3, 0x2e } },
2335 /* FormatID */ { 0xb96b3caeU, 0x0728U, 0x11d3U, {0x9d, 0x7b, 0x00, 0x00, 0xf8, 0x1e, 0xf3, 0x2e} },
2336 /* CodecName */ jpeg_codecname,
2338 /* FormatDescription */ jpeg_format,
2339 /* FilenameExtension */ jpeg_extension,
2340 /* MimeType */ jpeg_mimetype,
2341 /* Flags */ ImageCodecFlagsDecoder | ImageCodecFlagsSupportBitmap | ImageCodecFlagsBuiltin,
2345 /* SigPattern */ jpeg_sig_pattern,
2346 /* SigMask */ jpeg_sig_mask,
2353 /* Clsid */ { 0x557cf402, 0x1a04, 0x11d3, { 0x9a, 0x73, 0x0, 0x0, 0xf8, 0x1e, 0xf3, 0x2e } },
2354 /* FormatID */ { 0xb96b3cb0U, 0x0728U, 0x11d3U, {0x9d, 0x7b, 0x00, 0x00, 0xf8, 0x1e, 0xf3, 0x2e} },
2355 /* CodecName */ gif_codecname,
2357 /* FormatDescription */ gif_format,
2358 /* FilenameExtension */ gif_extension,
2359 /* MimeType */ gif_mimetype,
2360 /* Flags */ ImageCodecFlagsDecoder | ImageCodecFlagsSupportBitmap | ImageCodecFlagsBuiltin,
2364 /* SigPattern */ gif_sig_pattern,
2365 /* SigMask */ gif_sig_mask,
2372 /* Clsid */ { 0x557cf403, 0x1a04, 0x11d3, { 0x9a, 0x73, 0x0, 0x0, 0xf8, 0x1e, 0xf3, 0x2e } },
2373 /* FormatID */ { 0xb96b3cacU, 0x0728U, 0x11d3U, {0x9d, 0x7b, 0x00, 0x00, 0xf8, 0x1e, 0xf3, 0x2e} },
2374 /* CodecName */ emf_codecname,
2376 /* FormatDescription */ emf_format,
2377 /* FilenameExtension */ emf_extension,
2378 /* MimeType */ emf_mimetype,
2379 /* Flags */ ImageCodecFlagsDecoder | ImageCodecFlagsSupportVector | ImageCodecFlagsBuiltin,
2383 /* SigPattern */ emf_sig_pattern,
2384 /* SigMask */ emf_sig_mask,
2387 decode_image_olepicture_metafile
2391 /* Clsid */ { 0x557cf404, 0x1a04, 0x11d3, { 0x9a, 0x73, 0x0, 0x0, 0xf8, 0x1e, 0xf3, 0x2e } },
2392 /* FormatID */ { 0xb96b3cadU, 0x0728U, 0x11d3U, {0x9d, 0x7b, 0x00, 0x00, 0xf8, 0x1e, 0xf3, 0x2e} },
2393 /* CodecName */ wmf_codecname,
2395 /* FormatDescription */ wmf_format,
2396 /* FilenameExtension */ wmf_extension,
2397 /* MimeType */ wmf_mimetype,
2398 /* Flags */ ImageCodecFlagsDecoder | ImageCodecFlagsSupportVector | ImageCodecFlagsBuiltin,
2402 /* SigPattern */ wmf_sig_pattern,
2403 /* SigMask */ wmf_sig_mask,
2406 decode_image_olepicture_metafile
2410 /* Clsid */ { 0x557cf406, 0x1a04, 0x11d3, { 0x9a, 0x73, 0x0, 0x0, 0xf8, 0x1e, 0xf3, 0x2e } },
2411 /* FormatID */ { 0xb96b3cafU, 0x0728U, 0x11d3U, {0x9d, 0x7b, 0x00, 0x00, 0xf8, 0x1e, 0xf3, 0x2e} },
2412 /* CodecName */ png_codecname,
2414 /* FormatDescription */ png_format,
2415 /* FilenameExtension */ png_extension,
2416 /* MimeType */ png_mimetype,
2417 /* Flags */ ImageCodecFlagsEncoder | ImageCodecFlagsDecoder | ImageCodecFlagsSupportBitmap | ImageCodecFlagsBuiltin,
2421 /* SigPattern */ png_sig_pattern,
2422 /* SigMask */ png_sig_mask,
2429 /* Clsid */ { 0x557cf407, 0x1a04, 0x11d3, { 0x9a, 0x73, 0x0, 0x0, 0xf8, 0x1e, 0xf3, 0x2e } },
2430 /* FormatID */ { 0xb96b3cabU, 0x0728U, 0x11d3U, {0x9d, 0x7b, 0x00, 0x00, 0xf8, 0x1e, 0xf3, 0x2e} },
2431 /* CodecName */ ico_codecname,
2433 /* FormatDescription */ ico_format,
2434 /* FilenameExtension */ ico_extension,
2435 /* MimeType */ ico_mimetype,
2436 /* Flags */ ImageCodecFlagsDecoder | ImageCodecFlagsSupportBitmap | ImageCodecFlagsBuiltin,
2440 /* SigPattern */ ico_sig_pattern,
2441 /* SigMask */ ico_sig_mask,
2448 /*****************************************************************************
2449 * GdipGetImageDecodersSize [GDIPLUS.@]
2451 GpStatus WINGDIPAPI GdipGetImageDecodersSize(UINT *numDecoders, UINT *size)
2453 int decoder_count=0;
2455 TRACE("%p %p\n", numDecoders, size);
2457 if (!numDecoders || !size)
2458 return InvalidParameter;
2460 for (i=0; i<NUM_CODECS; i++)
2462 if (codecs[i].info.Flags & ImageCodecFlagsDecoder)
2466 *numDecoders = decoder_count;
2467 *size = decoder_count * sizeof(ImageCodecInfo);
2472 /*****************************************************************************
2473 * GdipGetImageDecoders [GDIPLUS.@]
2475 GpStatus WINGDIPAPI GdipGetImageDecoders(UINT numDecoders, UINT size, ImageCodecInfo *decoders)
2477 int i, decoder_count=0;
2478 TRACE("%u %u %p\n", numDecoders, size, decoders);
2481 size != numDecoders * sizeof(ImageCodecInfo))
2482 return GenericError;
2484 for (i=0; i<NUM_CODECS; i++)
2486 if (codecs[i].info.Flags & ImageCodecFlagsDecoder)
2488 if (decoder_count == numDecoders) return GenericError;
2489 memcpy(&decoders[decoder_count], &codecs[i].info, sizeof(ImageCodecInfo));
2494 if (decoder_count < numDecoders) return GenericError;
2499 /*****************************************************************************
2500 * GdipGetImageEncodersSize [GDIPLUS.@]
2502 GpStatus WINGDIPAPI GdipGetImageEncodersSize(UINT *numEncoders, UINT *size)
2504 int encoder_count=0;
2506 TRACE("%p %p\n", numEncoders, size);
2508 if (!numEncoders || !size)
2509 return InvalidParameter;
2511 for (i=0; i<NUM_CODECS; i++)
2513 if (codecs[i].info.Flags & ImageCodecFlagsEncoder)
2517 *numEncoders = encoder_count;
2518 *size = encoder_count * sizeof(ImageCodecInfo);
2523 /*****************************************************************************
2524 * GdipGetImageEncoders [GDIPLUS.@]
2526 GpStatus WINGDIPAPI GdipGetImageEncoders(UINT numEncoders, UINT size, ImageCodecInfo *encoders)
2528 int i, encoder_count=0;
2529 TRACE("%u %u %p\n", numEncoders, size, encoders);
2532 size != numEncoders * sizeof(ImageCodecInfo))
2533 return GenericError;
2535 for (i=0; i<NUM_CODECS; i++)
2537 if (codecs[i].info.Flags & ImageCodecFlagsEncoder)
2539 if (encoder_count == numEncoders) return GenericError;
2540 memcpy(&encoders[encoder_count], &codecs[i].info, sizeof(ImageCodecInfo));
2545 if (encoder_count < numEncoders) return GenericError;
2550 /*****************************************************************************
2551 * GdipCreateBitmapFromHBITMAP [GDIPLUS.@]
2553 GpStatus WINGDIPAPI GdipCreateBitmapFromHBITMAP(HBITMAP hbm, HPALETTE hpal, GpBitmap** bitmap)
2560 TRACE("%p %p %p\n", hbm, hpal, bitmap);
2563 return InvalidParameter;
2565 /* TODO: Support for device-dependent bitmaps */
2567 FIXME("no support for device-dependent bitmaps\n");
2568 return NotImplemented;
2571 if (GetObjectA(hbm, sizeof(bm), &bm) != sizeof(bm))
2572 return InvalidParameter;
2574 /* TODO: Figure out the correct format for 16, 32, 64 bpp */
2575 switch(bm.bmBitsPixel) {
2577 format = PixelFormat1bppIndexed;
2580 format = PixelFormat4bppIndexed;
2583 format = PixelFormat8bppIndexed;
2586 format = PixelFormat24bppRGB;
2589 format = PixelFormat32bppRGB;
2592 format = PixelFormat48bppRGB;
2595 FIXME("don't know how to handle %d bpp\n", bm.bmBitsPixel);
2596 return InvalidParameter;
2600 bits = (BYTE*)bm.bmBits + (bm.bmHeight - 1) * bm.bmWidthBytes;
2603 FIXME("can only get image data from DIB sections\n");
2607 retval = GdipCreateBitmapFromScan0(bm.bmWidth, bm.bmHeight, -bm.bmWidthBytes,
2608 format, bits, bitmap);
2613 GpStatus WINGDIPAPI GdipDeleteEffect(CGpEffect *effect)
2615 FIXME("(%p): stub\n", effect);
2616 /* note: According to Jose Roca's GDI+ Docs, this is not implemented
2617 * in Windows's gdiplus */
2618 return NotImplemented;
2621 /*****************************************************************************
2622 * GdipSetEffectParameters [GDIPLUS.@]
2624 GpStatus WINGDIPAPI GdipSetEffectParameters(CGpEffect *effect,
2625 const VOID *params, const UINT size)
2630 FIXME("not implemented\n");
2632 return NotImplemented;
2635 /*****************************************************************************
2636 * GdipGetImageFlags [GDIPLUS.@]
2638 GpStatus WINGDIPAPI GdipGetImageFlags(GpImage *image, UINT *flags)
2640 TRACE("%p %p\n", image, flags);
2642 if(!image || !flags)
2643 return InvalidParameter;
2645 *flags = image->flags;
2650 GpStatus WINGDIPAPI GdipTestControl(GpTestControlEnum control, void *param)
2652 TRACE("(%d, %p)\n", control, param);
2655 case TestControlForceBilinear:
2657 FIXME("TestControlForceBilinear not handled\n");
2659 case TestControlNoICM:
2661 FIXME("TestControlNoICM not handled\n");
2663 case TestControlGetBuildNumber:
2664 *((DWORD*)param) = 3102;
2671 GpStatus WINGDIPAPI GdipRecordMetafileFileName(GDIPCONST WCHAR* fileName,
2672 HDC hdc, EmfType type, GDIPCONST GpRectF *pFrameRect,
2673 MetafileFrameUnit frameUnit, GDIPCONST WCHAR *desc,
2674 GpMetafile **metafile)
2676 FIXME("%s %p %d %p %d %s %p stub!\n", debugstr_w(fileName), hdc, type, pFrameRect,
2677 frameUnit, debugstr_w(desc), metafile);
2679 return NotImplemented;
2682 GpStatus WINGDIPAPI GdipRecordMetafileFileNameI(GDIPCONST WCHAR* fileName, HDC hdc, EmfType type,
2683 GDIPCONST GpRect *pFrameRect, MetafileFrameUnit frameUnit,
2684 GDIPCONST WCHAR *desc, GpMetafile **metafile)
2686 FIXME("%s %p %d %p %d %s %p stub!\n", debugstr_w(fileName), hdc, type, pFrameRect,
2687 frameUnit, debugstr_w(desc), metafile);
2689 return NotImplemented;
2692 GpStatus WINGDIPAPI GdipImageForceValidation(GpImage *image)
2694 FIXME("%p\n", image);
2699 /*****************************************************************************
2700 * GdipGetImageThumbnail [GDIPLUS.@]
2702 GpStatus WINGDIPAPI GdipGetImageThumbnail(GpImage *image, UINT width, UINT height,
2703 GpImage **ret_image, GetThumbnailImageAbort cb,
2706 FIXME("(%p %u %u %p %p %p) stub\n",
2707 image, width, height, ret_image, cb, cb_data);
2708 return NotImplemented;
2711 /*****************************************************************************
2712 * GdipImageRotateFlip [GDIPLUS.@]
2714 GpStatus WINGDIPAPI GdipImageRotateFlip(GpImage *image, RotateFlipType type)
2716 FIXME("(%p %u) stub\n", image, type);
2717 return NotImplemented;