2 * Copyright (C) 2009-2010 Tony Wasserka
3 * Copyright (C) 2012 Józef Kucia
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 #include "wine/debug.h"
22 #include "wine/unicode.h"
23 #include "d3dx9_36_private.h"
29 WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
32 /* Wine-specific WIC GUIDs */
33 DEFINE_GUID(GUID_WineContainerFormatTga, 0x0c44fda1,0xa5c5,0x4298,0x96,0x85,0x47,0x3f,0xc1,0x7c,0xd3,0x22);
39 } wic_pixel_formats[] = {
40 { &GUID_WICPixelFormat8bppIndexed, D3DFMT_L8 },
41 { &GUID_WICPixelFormat1bppIndexed, D3DFMT_L8 },
42 { &GUID_WICPixelFormat4bppIndexed, D3DFMT_L8 },
43 { &GUID_WICPixelFormat16bppBGR555, D3DFMT_X1R5G5B5 },
44 { &GUID_WICPixelFormat16bppBGR565, D3DFMT_R5G6B5 },
45 { &GUID_WICPixelFormat24bppBGR, D3DFMT_R8G8B8 },
46 { &GUID_WICPixelFormat32bppBGR, D3DFMT_X8R8G8B8 },
47 { &GUID_WICPixelFormat32bppBGRA, D3DFMT_A8R8G8B8 }
50 static D3DFORMAT wic_guid_to_d3dformat(const GUID *guid)
54 for (i = 0; i < sizeof(wic_pixel_formats) / sizeof(wic_pixel_formats[0]); i++)
56 if (IsEqualGUID(wic_pixel_formats[i].wic_guid, guid))
57 return wic_pixel_formats[i].d3dformat;
60 return D3DFMT_UNKNOWN;
63 static const GUID *d3dformat_to_wic_guid(D3DFORMAT format)
67 for (i = 0; i < sizeof(wic_pixel_formats) / sizeof(wic_pixel_formats[0]); i++)
69 if (wic_pixel_formats[i].d3dformat == format)
70 return wic_pixel_formats[i].wic_guid;
76 /* dds_header.flags */
78 #define DDS_HEIGHT 0x2
81 #define DDS_PIXELFORMAT 0x1000
82 #define DDS_MIPMAPCOUNT 0x20000
83 #define DDS_LINEARSIZE 0x80000
84 #define DDS_DEPTH 0x800000
87 #define DDS_CAPS_COMPLEX 0x8
88 #define DDS_CAPS_TEXTURE 0x1000
89 #define DDS_CAPS_MIPMAP 0x400000
91 /* dds_header.caps2 */
92 #define DDS_CAPS2_CUBEMAP 0x200
93 #define DDS_CAPS2_CUBEMAP_POSITIVEX 0x400
94 #define DDS_CAPS2_CUBEMAP_NEGATIVEX 0x800
95 #define DDS_CAPS2_CUBEMAP_POSITIVEY 0x1000
96 #define DDS_CAPS2_CUBEMAP_NEGATIVEY 0x2000
97 #define DDS_CAPS2_CUBEMAP_POSITIVEZ 0x4000
98 #define DDS_CAPS2_CUBEMAP_NEGATIVEZ 0x8000
99 #define DDS_CAPS2_CUBEMAP_ALL_FACES ( DDS_CAPS2_CUBEMAP_POSITIVEX | DDS_CAPS2_CUBEMAP_NEGATIVEX \
100 | DDS_CAPS2_CUBEMAP_POSITIVEY | DDS_CAPS2_CUBEMAP_NEGATIVEY \
101 | DDS_CAPS2_CUBEMAP_POSITIVEZ | DDS_CAPS2_CUBEMAP_NEGATIVEZ )
102 #define DDS_CAPS2_VOLUME 0x200000
104 /* dds_pixel_format.flags */
105 #define DDS_PF_ALPHA 0x1
106 #define DDS_PF_ALPHA_ONLY 0x2
107 #define DDS_PF_FOURCC 0x4
108 #define DDS_PF_RGB 0x40
109 #define DDS_PF_YUV 0x200
110 #define DDS_PF_LUMINANCE 0x20000
111 #define DDS_PF_BUMPDUDV 0x80000
113 struct dds_pixel_format
132 DWORD pitch_or_linear_size;
136 struct dds_pixel_format pixel_format;
144 static D3DFORMAT dds_fourcc_to_d3dformat(DWORD fourcc)
147 static const DWORD known_fourcc[] = {
148 MAKEFOURCC('U','Y','V','Y'),
149 MAKEFOURCC('Y','U','Y','2'),
150 MAKEFOURCC('R','G','B','G'),
151 MAKEFOURCC('G','R','G','B'),
152 MAKEFOURCC('D','X','T','1'),
153 MAKEFOURCC('D','X','T','2'),
154 MAKEFOURCC('D','X','T','3'),
155 MAKEFOURCC('D','X','T','4'),
156 MAKEFOURCC('D','X','T','5')
159 for (i = 0; i < sizeof(known_fourcc) / sizeof(known_fourcc[0]); i++)
161 if (known_fourcc[i] == fourcc)
165 WARN("Unknown FourCC %#x\n", fourcc);
166 return D3DFMT_UNKNOWN;
169 static const struct {
176 } rgb_pixel_formats[] = {
177 { 8, 0xe0, 0x1c, 0x03, 0, D3DFMT_R3G3B2 },
178 { 16, 0xf800, 0x07e0, 0x001f, 0x0000, D3DFMT_R5G6B5 },
179 { 16, 0x7c00, 0x03e0, 0x001f, 0x8000, D3DFMT_A1R5G5B5 },
180 { 16, 0x7c00, 0x03e0, 0x001f, 0x0000, D3DFMT_X1R5G5B5 },
181 { 16, 0x0f00, 0x00f0, 0x000f, 0xf000, D3DFMT_A4R4G4B4 },
182 { 16, 0x0f00, 0x00f0, 0x000f, 0x0000, D3DFMT_X4R4G4B4 },
183 { 16, 0x00e0, 0x001c, 0x0003, 0xff00, D3DFMT_A8R3G3B2 },
184 { 24, 0xff0000, 0x00ff00, 0x0000ff, 0x000000, D3DFMT_R8G8B8 },
185 { 32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000, D3DFMT_A8R8G8B8 },
186 { 32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000, D3DFMT_X8R8G8B8 },
187 { 32, 0x3ff00000, 0x000ffc00, 0x000003ff, 0xc0000000, D3DFMT_A2B10G10R10 },
188 { 32, 0x000003ff, 0x000ffc00, 0x3ff00000, 0xc0000000, D3DFMT_A2R10G10B10 },
189 { 32, 0x0000ffff, 0xffff0000, 0x00000000, 0x00000000, D3DFMT_G16R16 },
190 { 32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000, D3DFMT_A8B8G8R8 },
191 { 32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0x00000000, D3DFMT_X8B8G8R8 },
194 static D3DFORMAT dds_rgb_to_d3dformat(const struct dds_pixel_format *pixel_format)
198 for (i = 0; i < sizeof(rgb_pixel_formats) / sizeof(rgb_pixel_formats[0]); i++)
200 if (rgb_pixel_formats[i].bpp == pixel_format->bpp
201 && rgb_pixel_formats[i].rmask == pixel_format->rmask
202 && rgb_pixel_formats[i].gmask == pixel_format->gmask
203 && rgb_pixel_formats[i].bmask == pixel_format->bmask)
205 if ((pixel_format->flags & DDS_PF_ALPHA) && rgb_pixel_formats[i].amask == pixel_format->amask)
206 return rgb_pixel_formats[i].format;
207 if (rgb_pixel_formats[i].amask == 0)
208 return rgb_pixel_formats[i].format;
212 WARN("Unknown RGB pixel format (%#x, %#x, %#x, %#x)\n",
213 pixel_format->rmask, pixel_format->gmask, pixel_format->bmask, pixel_format->amask);
214 return D3DFMT_UNKNOWN;
217 static D3DFORMAT dds_luminance_to_d3dformat(const struct dds_pixel_format *pixel_format)
219 if (pixel_format->bpp == 8)
221 if (pixel_format->rmask == 0xff)
223 if ((pixel_format->flags & DDS_PF_ALPHA) && pixel_format->rmask == 0x0f && pixel_format->amask == 0xf0)
226 if (pixel_format->bpp == 16)
228 if (pixel_format->rmask == 0xffff)
230 if ((pixel_format->flags & DDS_PF_ALPHA) && pixel_format->rmask == 0x00ff && pixel_format->amask == 0xff00)
234 WARN("Unknown luminance pixel format (bpp %#x, l %#x, a %#x)\n",
235 pixel_format->bpp, pixel_format->rmask, pixel_format->amask);
236 return D3DFMT_UNKNOWN;
239 static D3DFORMAT dds_alpha_to_d3dformat(const struct dds_pixel_format *pixel_format)
241 if (pixel_format->bpp == 8 && pixel_format->amask == 0xff)
244 WARN("Unknown Alpha pixel format (%#x, %#x)\n", pixel_format->bpp, pixel_format->rmask);
245 return D3DFMT_UNKNOWN;
248 static D3DFORMAT dds_bump_to_d3dformat(const struct dds_pixel_format *pixel_format)
250 if (pixel_format->bpp == 16 && pixel_format->rmask == 0x00ff && pixel_format->gmask == 0xff00)
252 if (pixel_format->bpp == 32 && pixel_format->rmask == 0x0000ffff && pixel_format->gmask == 0xffff0000)
253 return D3DFMT_V16U16;
255 WARN("Unknown bump pixel format (%#x, %#x, %#x, %#x, %#x)\n", pixel_format->bpp,
256 pixel_format->rmask, pixel_format->gmask, pixel_format->bmask, pixel_format->amask);
257 return D3DFMT_UNKNOWN;
260 static D3DFORMAT dds_pixel_format_to_d3dformat(const struct dds_pixel_format *pixel_format)
262 if (pixel_format->flags & DDS_PF_FOURCC)
263 return dds_fourcc_to_d3dformat(pixel_format->fourcc);
264 if (pixel_format->flags & DDS_PF_RGB)
265 return dds_rgb_to_d3dformat(pixel_format);
266 if (pixel_format->flags & DDS_PF_LUMINANCE)
267 return dds_luminance_to_d3dformat(pixel_format);
268 if (pixel_format->flags & DDS_PF_ALPHA_ONLY)
269 return dds_alpha_to_d3dformat(pixel_format);
270 if (pixel_format->flags & DDS_PF_BUMPDUDV)
271 return dds_bump_to_d3dformat(pixel_format);
273 WARN("Unknown pixel format (flags %#x, fourcc %#x, bpp %#x, r %#x, g %#x, b %#x, a %#x)\n",
274 pixel_format->flags, pixel_format->fourcc, pixel_format->bpp,
275 pixel_format->rmask, pixel_format->gmask, pixel_format->bmask, pixel_format->amask);
276 return D3DFMT_UNKNOWN;
279 static HRESULT d3dformat_to_dds_pixel_format(struct dds_pixel_format *pixel_format, D3DFORMAT d3dformat)
283 memset(pixel_format, 0, sizeof(*pixel_format));
285 pixel_format->size = sizeof(*pixel_format);
287 for (i = 0; i < sizeof(rgb_pixel_formats) / sizeof(rgb_pixel_formats[0]); i++)
289 if (rgb_pixel_formats[i].format == d3dformat)
291 pixel_format->flags |= DDS_PF_RGB;
292 pixel_format->bpp = rgb_pixel_formats[i].bpp;
293 pixel_format->rmask = rgb_pixel_formats[i].rmask;
294 pixel_format->gmask = rgb_pixel_formats[i].gmask;
295 pixel_format->bmask = rgb_pixel_formats[i].bmask;
296 pixel_format->amask = rgb_pixel_formats[i].amask;
297 if (pixel_format->amask) pixel_format->flags |= DDS_PF_ALPHA;
302 WARN("Unknown pixel format %#x\n", d3dformat);
306 static HRESULT calculate_dds_surface_size(D3DFORMAT format, UINT width, UINT height,
307 UINT *pitch, UINT *size)
309 const struct pixel_format_desc *format_desc = get_format_info(format);
310 if (format_desc->format == D3DFMT_UNKNOWN)
313 if (format_desc->block_width != 1 || format_desc->block_height != 1)
315 *pitch = format_desc->block_byte_count
316 * max(1, (width + format_desc->block_width - 1) / format_desc->block_width);
318 * max(1, (height + format_desc->block_height - 1) / format_desc->block_height);
322 *pitch = width * format_desc->bytes_per_pixel;
323 *size = *pitch * height;
329 static UINT calculate_dds_file_size(D3DFORMAT format, UINT width, UINT height, UINT depth,
330 UINT miplevels, UINT faces)
332 UINT i, file_size = 0;
334 for (i = 0; i < miplevels; i++)
336 UINT pitch, size = 0;
337 calculate_dds_surface_size(format, width, height, &pitch, &size);
340 width = max(1, width / 2);
341 height = max(1, height / 2);
342 depth = max(1, depth / 2);
346 file_size += sizeof(struct dds_header);
350 /************************************************************
351 * get_image_info_from_dds
353 * Fills a D3DXIMAGE_INFO structure with information
354 * about a DDS file stored in the memory.
357 * buffer [I] pointer to DDS data
358 * length [I] size of DDS data
359 * info [O] pointer to D3DXIMAGE_INFO structure
363 * Failure: D3DXERR_INVALIDDATA
366 static HRESULT get_image_info_from_dds(const void *buffer, UINT length, D3DXIMAGE_INFO *info)
369 UINT expected_length;
370 const struct dds_header *header = buffer;
372 if (length < sizeof(*header) || !info)
373 return D3DXERR_INVALIDDATA;
375 if (header->pixel_format.size != sizeof(header->pixel_format))
376 return D3DXERR_INVALIDDATA;
378 info->Width = header->width;
379 info->Height = header->height;
381 info->MipLevels = (header->flags & DDS_MIPMAPCOUNT) ? header->miplevels : 1;
383 info->Format = dds_pixel_format_to_d3dformat(&header->pixel_format);
384 if (info->Format == D3DFMT_UNKNOWN)
385 return D3DXERR_INVALIDDATA;
387 TRACE("Pixel format is %#x\n", info->Format);
389 if (header->caps2 & DDS_CAPS2_VOLUME)
391 info->Depth = header->depth;
392 info->ResourceType = D3DRTYPE_VOLUMETEXTURE;
394 else if (header->caps2 & DDS_CAPS2_CUBEMAP)
398 for (face = DDS_CAPS2_CUBEMAP_POSITIVEX; face <= DDS_CAPS2_CUBEMAP_NEGATIVEZ; face <<= 1)
400 if (header->caps2 & face)
403 info->ResourceType = D3DRTYPE_CUBETEXTURE;
407 info->ResourceType = D3DRTYPE_TEXTURE;
410 expected_length = calculate_dds_file_size(info->Format, info->Width, info->Height, info->Depth,
411 info->MipLevels, faces);
412 if (length < expected_length)
414 WARN("File is too short %u, expected at least %u bytes\n", length, expected_length);
415 return D3DXERR_INVALIDDATA;
418 info->ImageFileFormat = D3DXIFF_DDS;
422 static HRESULT load_surface_from_dds(IDirect3DSurface9 *dst_surface, const PALETTEENTRY *dst_palette,
423 const RECT *dst_rect, const void *src_data, const RECT *src_rect, DWORD filter, D3DCOLOR color_key,
424 const D3DXIMAGE_INFO *src_info)
428 const struct dds_header *header = src_data;
429 const BYTE *pixels = (BYTE *)(header + 1);
431 if (src_info->ResourceType != D3DRTYPE_TEXTURE)
432 return D3DXERR_INVALIDDATA;
434 if (FAILED(calculate_dds_surface_size(src_info->Format, src_info->Width, src_info->Height, &src_pitch, &size)))
437 return D3DXLoadSurfaceFromMemory(dst_surface, dst_palette, dst_rect, pixels, src_info->Format,
438 src_pitch, NULL, src_rect, filter, color_key);
441 static HRESULT save_dds_surface_to_memory(ID3DXBuffer **dst_buffer, IDirect3DSurface9 *src_surface, const RECT *src_rect)
444 UINT dst_pitch, surface_size, file_size;
445 D3DSURFACE_DESC src_desc;
446 D3DLOCKED_RECT locked_rect;
448 struct dds_header *header;
450 struct volume volume;
451 const struct pixel_format_desc *pixel_format;
455 FIXME("Saving a part of a surface to a DDS file is not implemented yet\n");
459 hr = IDirect3DSurface9_GetDesc(src_surface, &src_desc);
460 if (FAILED(hr)) return hr;
462 pixel_format = get_format_info(src_desc.Format);
463 if (pixel_format->type == FORMAT_UNKNOWN) return E_NOTIMPL;
465 file_size = calculate_dds_file_size(src_desc.Format, src_desc.Width, src_desc.Height, 1, 1, 1);
467 hr = calculate_dds_surface_size(src_desc.Format, src_desc.Width, src_desc.Height, &dst_pitch, &surface_size);
468 if (FAILED(hr)) return hr;
470 hr = D3DXCreateBuffer(file_size, &buffer);
471 if (FAILED(hr)) return hr;
473 header = ID3DXBuffer_GetBufferPointer(buffer);
474 pixels = (BYTE *)(header + 1);
476 memset(header, 0, sizeof(*header));
477 header->signature = MAKEFOURCC('D','D','S',' ');
478 header->size = sizeof(*header);
479 header->flags = DDS_CAPS | DDS_HEIGHT | DDS_WIDTH | DDS_PITCH | DDS_PIXELFORMAT | DDS_MIPMAPCOUNT;
480 header->height = src_desc.Height;
481 header->width = src_desc.Width;
482 header->pitch_or_linear_size = dst_pitch;
484 header->miplevels = 1;
485 header->caps = DDS_CAPS_TEXTURE;
486 hr = d3dformat_to_dds_pixel_format(&header->pixel_format, src_desc.Format);
489 ID3DXBuffer_Release(buffer);
493 hr = IDirect3DSurface9_LockRect(src_surface, &locked_rect, NULL, D3DLOCK_READONLY);
496 ID3DXBuffer_Release(buffer);
500 volume.width = src_desc.Width;
501 volume.height = src_desc.Height;
503 copy_simple_data(locked_rect.pBits, locked_rect.Pitch, 0, &volume, pixel_format,
504 pixels, dst_pitch, 0, &volume, pixel_format, 0);
506 IDirect3DSurface9_UnlockRect(src_surface);
508 *dst_buffer = buffer;
512 HRESULT load_volume_from_dds(IDirect3DVolume9 *dst_volume, const PALETTEENTRY *dst_palette,
513 const D3DBOX *dst_box, const void *src_data, const D3DBOX *src_box, DWORD filter, D3DCOLOR color_key,
514 const D3DXIMAGE_INFO *src_info)
516 UINT row_pitch, slice_pitch;
517 const struct dds_header *header = src_data;
518 const BYTE *pixels = (BYTE *)(header + 1);
520 if (src_info->ResourceType != D3DRTYPE_VOLUMETEXTURE)
521 return D3DXERR_INVALIDDATA;
523 if (FAILED(calculate_dds_surface_size(src_info->Format, src_info->Width, src_info->Height, &row_pitch, &slice_pitch)))
526 return D3DXLoadVolumeFromMemory(dst_volume, dst_palette, dst_box, pixels, src_info->Format,
527 row_pitch, slice_pitch, NULL, src_box, filter, color_key);
530 HRESULT load_texture_from_dds(IDirect3DTexture9 *texture, const void *src_data, const PALETTEENTRY *palette,
531 DWORD filter, D3DCOLOR color_key, const D3DXIMAGE_INFO *src_info)
541 IDirect3DSurface9 *surface;
542 const struct dds_header *header = src_data;
543 const BYTE *pixels = (BYTE *)(header + 1);
545 /* Loading a cube texture as a simple texture is also supported (only first face texture is taken) */
546 if ((src_info->ResourceType != D3DRTYPE_TEXTURE) && (src_info->ResourceType != D3DRTYPE_CUBETEXTURE))
547 return D3DXERR_INVALIDDATA;
549 width = src_info->Width;
550 height = src_info->Height;
551 mip_levels = min(src_info->MipLevels, IDirect3DTexture9_GetLevelCount(texture));
552 for (mip_level = 0; mip_level < mip_levels; mip_level++)
554 hr = calculate_dds_surface_size(src_info->Format, width, height, &src_pitch, &mip_level_size);
555 if (FAILED(hr)) return hr;
557 SetRect(&src_rect, 0, 0, width, height);
559 IDirect3DTexture9_GetSurfaceLevel(texture, mip_level, &surface);
560 hr = D3DXLoadSurfaceFromMemory(surface, palette, NULL, pixels, src_info->Format, src_pitch,
561 NULL, &src_rect, filter, color_key);
562 IDirect3DSurface9_Release(surface);
563 if (FAILED(hr)) return hr;
565 pixels += mip_level_size;
566 width = max(1, width / 2);
567 height = max(1, height / 2);
573 HRESULT load_cube_texture_from_dds(IDirect3DCubeTexture9 *cube_texture, const void *src_data,
574 const PALETTEENTRY *palette, DWORD filter, DWORD color_key, const D3DXIMAGE_INFO *src_info)
584 IDirect3DSurface9 *surface;
585 const struct dds_header *header = src_data;
586 const BYTE *pixels = (BYTE *)(header + 1);
588 if (src_info->ResourceType != D3DRTYPE_CUBETEXTURE)
589 return D3DXERR_INVALIDDATA;
591 if ((header->caps2 & DDS_CAPS2_CUBEMAP_ALL_FACES) != DDS_CAPS2_CUBEMAP_ALL_FACES)
593 WARN("Only full cubemaps are supported\n");
594 return D3DXERR_INVALIDDATA;
597 mip_levels = min(src_info->MipLevels, IDirect3DCubeTexture9_GetLevelCount(cube_texture));
598 for (face = D3DCUBEMAP_FACE_POSITIVE_X; face <= D3DCUBEMAP_FACE_NEGATIVE_Z; face++)
600 size = src_info->Width;
601 for (mip_level = 0; mip_level < src_info->MipLevels; mip_level++)
603 hr = calculate_dds_surface_size(src_info->Format, size, size, &src_pitch, &mip_level_size);
604 if (FAILED(hr)) return hr;
606 /* if texture has fewer mip levels than DDS file, skip excessive mip levels */
607 if (mip_level < mip_levels)
609 SetRect(&src_rect, 0, 0, size, size);
611 IDirect3DCubeTexture9_GetCubeMapSurface(cube_texture, face, mip_level, &surface);
612 hr = D3DXLoadSurfaceFromMemory(surface, palette, NULL, pixels, src_info->Format, src_pitch,
613 NULL, &src_rect, filter, color_key);
614 IDirect3DSurface9_Release(surface);
615 if (FAILED(hr)) return hr;
618 pixels += mip_level_size;
619 size = max(1, size / 2);
626 HRESULT load_volume_texture_from_dds(IDirect3DVolumeTexture9 *volume_texture, const void *src_data,
627 const PALETTEENTRY *palette, DWORD filter, DWORD color_key, const D3DXIMAGE_INFO *src_info)
632 UINT src_slice_pitch;
635 UINT width, height, depth;
636 IDirect3DVolume9 *volume;
637 const struct dds_header *header = src_data;
638 const BYTE *pixels = (BYTE *)(header + 1);
640 if (src_info->ResourceType != D3DRTYPE_VOLUMETEXTURE)
641 return D3DXERR_INVALIDDATA;
643 width = src_info->Width;
644 height = src_info->Height;
645 depth = src_info->Depth;
646 mip_levels = min(src_info->MipLevels, IDirect3DVolumeTexture9_GetLevelCount(volume_texture));
648 for (mip_level = 0; mip_level < mip_levels; mip_level++)
650 hr = calculate_dds_surface_size(src_info->Format, width, height, &src_row_pitch, &src_slice_pitch);
651 if (FAILED(hr)) return hr;
653 hr = IDirect3DVolumeTexture9_GetVolumeLevel(volume_texture, mip_level, &volume);
654 if (FAILED(hr)) return hr;
658 src_box.Right = width;
659 src_box.Bottom = height;
661 src_box.Back = depth;
663 hr = D3DXLoadVolumeFromMemory(volume, palette, NULL, pixels, src_info->Format,
664 src_row_pitch, src_slice_pitch, NULL, &src_box, filter, color_key);
666 IDirect3DVolume9_Release(volume);
667 if (FAILED(hr)) return hr;
669 pixels += depth * src_slice_pitch;
670 width = max(1, width / 2);
671 height = max(1, height / 2);
672 depth = max(1, depth / 2);
678 /************************************************************
679 * D3DXGetImageInfoFromFileInMemory
681 * Fills a D3DXIMAGE_INFO structure with info about an image
684 * data [I] pointer to the image file data
685 * datasize [I] size of the passed data
686 * info [O] pointer to the destination structure
689 * Success: D3D_OK, if info is not NULL and data and datasize make up a valid image file or
690 * if info is NULL and data and datasize are not NULL
691 * Failure: D3DXERR_INVALIDDATA, if data is no valid image file and datasize and info are not NULL
692 * D3DERR_INVALIDCALL, if data is NULL or
696 * datasize may be bigger than the actual file size
699 HRESULT WINAPI D3DXGetImageInfoFromFileInMemory(LPCVOID data, UINT datasize, D3DXIMAGE_INFO *info)
701 IWICImagingFactory *factory;
702 IWICBitmapDecoder *decoder = NULL;
707 TRACE("(%p, %d, %p)\n", data, datasize, info);
709 if (!data || !datasize)
710 return D3DERR_INVALIDCALL;
715 if ((datasize >= 4) && !strncmp(data, "DDS ", 4)) {
716 TRACE("File type is DDS\n");
717 return get_image_info_from_dds(data, datasize, info);
720 initresult = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
722 hr = CoCreateInstance(&CLSID_WICImagingFactory, NULL, CLSCTX_INPROC_SERVER, &IID_IWICImagingFactory, (void**)&factory);
725 IWICImagingFactory_CreateStream(factory, &stream);
726 IWICStream_InitializeFromMemory(stream, (BYTE*)data, datasize);
727 hr = IWICImagingFactory_CreateDecoderFromStream(factory, (IStream*)stream, NULL, 0, &decoder);
728 IWICStream_Release(stream);
729 IWICImagingFactory_Release(factory);
733 if ((datasize >= 2) && (!strncmp(data, "P3", 2) || !strncmp(data, "P6", 2)))
734 FIXME("File type PPM is not supported yet\n");
735 else if ((datasize >= 2) && !strncmp(data, "BM", 2))
736 FIXME("File type DIB is not supported yet\n");
737 else if ((datasize >= 10) && !strncmp(data, "#?RADIANCE", 10))
738 FIXME("File type HDR is not supported yet\n");
739 else if ((datasize >= 2) && (!strncmp(data, "PF", 2) || !strncmp(data, "Pf", 2)))
740 FIXME("File type PFM is not supported yet\n");
744 GUID container_format;
747 hr = IWICBitmapDecoder_GetContainerFormat(decoder, &container_format);
749 if (IsEqualGUID(&container_format, &GUID_ContainerFormatBmp)) {
750 TRACE("File type is BMP\n");
751 info->ImageFileFormat = D3DXIFF_BMP;
752 } else if (IsEqualGUID(&container_format, &GUID_ContainerFormatPng)) {
753 TRACE("File type is PNG\n");
754 info->ImageFileFormat = D3DXIFF_PNG;
755 } else if(IsEqualGUID(&container_format, &GUID_ContainerFormatJpeg)) {
756 TRACE("File type is JPG\n");
757 info->ImageFileFormat = D3DXIFF_JPG;
758 } else if(IsEqualGUID(&container_format, &GUID_WineContainerFormatTga)) {
759 TRACE("File type is TGA\n");
760 info->ImageFileFormat = D3DXIFF_TGA;
762 WARN("Unsupported image file format %s\n", debugstr_guid(&container_format));
763 hr = D3DXERR_INVALIDDATA;
768 hr = IWICBitmapDecoder_GetFrameCount(decoder, &frame_count);
769 if (SUCCEEDED(hr) && !frame_count)
770 hr = D3DXERR_INVALIDDATA;
773 IWICBitmapFrameDecode *frame = NULL;
775 hr = IWICBitmapDecoder_GetFrame(decoder, 0, &frame);
778 hr = IWICBitmapFrameDecode_GetSize(frame, &info->Width, &info->Height);
781 WICPixelFormatGUID pixel_format;
783 hr = IWICBitmapFrameDecode_GetPixelFormat(frame, &pixel_format);
785 info->Format = wic_guid_to_d3dformat(&pixel_format);
786 if (info->Format == D3DFMT_UNKNOWN) {
787 WARN("Unsupported pixel format %s\n", debugstr_guid(&pixel_format));
788 hr = D3DXERR_INVALIDDATA;
794 IWICBitmapFrameDecode_Release(frame);
798 info->ResourceType = D3DRTYPE_TEXTURE;
803 IWICBitmapDecoder_Release(decoder);
805 if (SUCCEEDED(initresult))
809 TRACE("Invalid or unsupported image file\n");
810 return D3DXERR_INVALIDDATA;
816 /************************************************************
817 * D3DXGetImageInfoFromFile
820 * Success: D3D_OK, if we successfully load a valid image file or
821 * if we successfully load a file which is no valid image and info is NULL
822 * Failure: D3DXERR_INVALIDDATA, if we fail to load file or
823 * if file is not a valid image file and info is not NULL
824 * D3DERR_INVALIDCALL, if file is NULL
827 HRESULT WINAPI D3DXGetImageInfoFromFileA(LPCSTR file, D3DXIMAGE_INFO *info)
833 TRACE("(%s, %p): relay\n", debugstr_a(file), info);
835 if( !file ) return D3DERR_INVALIDCALL;
837 strlength = MultiByteToWideChar(CP_ACP, 0, file, -1, NULL, 0);
838 widename = HeapAlloc(GetProcessHeap(), 0, strlength * sizeof(*widename));
839 MultiByteToWideChar(CP_ACP, 0, file, -1, widename, strlength);
841 hr = D3DXGetImageInfoFromFileW(widename, info);
842 HeapFree(GetProcessHeap(), 0, widename);
847 HRESULT WINAPI D3DXGetImageInfoFromFileW(LPCWSTR file, D3DXIMAGE_INFO *info)
853 TRACE("(%s, %p): relay\n", debugstr_w(file), info);
855 if( !file ) return D3DERR_INVALIDCALL;
857 hr = map_view_of_file(file, &buffer, &size);
858 if(FAILED(hr)) return D3DXERR_INVALIDDATA;
860 hr = D3DXGetImageInfoFromFileInMemory(buffer, size, info);
861 UnmapViewOfFile(buffer);
866 /************************************************************
867 * D3DXGetImageInfoFromResource
870 * Success: D3D_OK, if resource is a valid image file
871 * Failure: D3DXERR_INVALIDDATA, if resource is no valid image file or NULL or
872 * if we fail to load resource
875 HRESULT WINAPI D3DXGetImageInfoFromResourceA(HMODULE module, LPCSTR resource, D3DXIMAGE_INFO *info)
879 TRACE("(%p, %s, %p)\n", module, debugstr_a(resource), info);
881 resinfo = FindResourceA(module, resource, (LPCSTR)RT_RCDATA);
887 hr = load_resource_into_memory(module, resinfo, &buffer, &size);
888 if(FAILED(hr)) return D3DXERR_INVALIDDATA;
889 return D3DXGetImageInfoFromFileInMemory(buffer, size, info);
892 resinfo = FindResourceA(module, resource, (LPCSTR)RT_BITMAP);
894 FIXME("Implement loading bitmaps from resource type RT_BITMAP\n");
897 return D3DXERR_INVALIDDATA;
900 HRESULT WINAPI D3DXGetImageInfoFromResourceW(HMODULE module, LPCWSTR resource, D3DXIMAGE_INFO *info)
904 TRACE("(%p, %s, %p)\n", module, debugstr_w(resource), info);
906 resinfo = FindResourceW(module, resource, (LPCWSTR)RT_RCDATA);
912 hr = load_resource_into_memory(module, resinfo, &buffer, &size);
913 if(FAILED(hr)) return D3DXERR_INVALIDDATA;
914 return D3DXGetImageInfoFromFileInMemory(buffer, size, info);
917 resinfo = FindResourceW(module, resource, (LPCWSTR)RT_BITMAP);
919 FIXME("Implement loading bitmaps from resource type RT_BITMAP\n");
922 return D3DXERR_INVALIDDATA;
925 /************************************************************
926 * D3DXLoadSurfaceFromFileInMemory
928 * Loads data from a given buffer into a surface and fills a given
929 * D3DXIMAGE_INFO structure with info about the source data.
932 * pDestSurface [I] pointer to the surface
933 * pDestPalette [I] palette to use
934 * pDestRect [I] to be filled area of the surface
935 * pSrcData [I] pointer to the source data
936 * SrcDataSize [I] size of the source data in bytes
937 * pSrcRect [I] area of the source data to load
938 * dwFilter [I] filter to apply on stretching
939 * Colorkey [I] colorkey
940 * pSrcInfo [O] pointer to a D3DXIMAGE_INFO structure
944 * Failure: D3DERR_INVALIDCALL, if pDestSurface or pSrcData or SrcDataSize are NULL
945 * D3DXERR_INVALIDDATA, if pSrcData is no valid image file
948 HRESULT WINAPI D3DXLoadSurfaceFromFileInMemory(IDirect3DSurface9 *pDestSurface,
949 const PALETTEENTRY *pDestPalette, const RECT *pDestRect, const void *pSrcData, UINT SrcDataSize,
950 const RECT *pSrcRect, DWORD dwFilter, D3DCOLOR Colorkey, D3DXIMAGE_INFO *pSrcInfo)
952 D3DXIMAGE_INFO imginfo;
955 IWICImagingFactory *factory;
956 IWICBitmapDecoder *decoder;
957 IWICBitmapFrameDecode *bitmapframe;
960 const struct pixel_format_desc *formatdesc;
964 TRACE("dst_surface %p, dst_palette %p, dst_rect %s, src_data %p, src_data_size %u, "
965 "src_rect %s, filter %#x, color_key 0x%08x, src_info %p.\n",
966 pDestSurface, pDestPalette, wine_dbgstr_rect(pDestRect), pSrcData, SrcDataSize,
967 wine_dbgstr_rect(pSrcRect), dwFilter, Colorkey, pSrcInfo);
969 if (!pDestSurface || !pSrcData || !SrcDataSize)
970 return D3DERR_INVALIDCALL;
972 hr = D3DXGetImageInfoFromFileInMemory(pSrcData, SrcDataSize, &imginfo);
979 wicrect.X = pSrcRect->left;
980 wicrect.Y = pSrcRect->top;
981 wicrect.Width = pSrcRect->right - pSrcRect->left;
982 wicrect.Height = pSrcRect->bottom - pSrcRect->top;
988 wicrect.Width = imginfo.Width;
989 wicrect.Height = imginfo.Height;
992 SetRect(&rect, 0, 0, wicrect.Width, wicrect.Height);
994 if (imginfo.ImageFileFormat == D3DXIFF_DDS)
996 hr = load_surface_from_dds(pDestSurface, pDestPalette, pDestRect, pSrcData, &rect,
997 dwFilter, Colorkey, &imginfo);
998 if (SUCCEEDED(hr) && pSrcInfo)
1003 CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
1005 if (FAILED(CoCreateInstance(&CLSID_WICImagingFactory, NULL, CLSCTX_INPROC_SERVER, &IID_IWICImagingFactory, (void**)&factory)))
1008 if (FAILED(IWICImagingFactory_CreateStream(factory, &stream)))
1010 IWICImagingFactory_Release(factory);
1014 IWICStream_InitializeFromMemory(stream, (BYTE*)pSrcData, SrcDataSize);
1016 hr = IWICImagingFactory_CreateDecoderFromStream(factory, (IStream*)stream, NULL, 0, &decoder);
1018 IWICStream_Release(stream);
1019 IWICImagingFactory_Release(factory);
1024 hr = IWICBitmapDecoder_GetFrame(decoder, 0, &bitmapframe);
1029 formatdesc = get_format_info(imginfo.Format);
1031 if (formatdesc->format == D3DFMT_UNKNOWN)
1033 FIXME("Unsupported pixel format\n");
1034 hr = D3DXERR_INVALIDDATA;
1041 pitch = formatdesc->bytes_per_pixel * wicrect.Width;
1042 buffer = HeapAlloc(GetProcessHeap(), 0, pitch * wicrect.Height);
1044 hr = IWICBitmapFrameDecode_CopyPixels(bitmapframe, &wicrect, pitch,
1045 pitch * wicrect.Height, buffer);
1049 hr = D3DXLoadSurfaceFromMemory(pDestSurface, pDestPalette, pDestRect,
1050 buffer, imginfo.Format, pitch,
1051 NULL, &rect, dwFilter, Colorkey);
1054 HeapFree(GetProcessHeap(), 0, buffer);
1057 IWICBitmapFrameDecode_Release(bitmapframe);
1060 IWICBitmapDecoder_Release(decoder);
1066 return D3DXERR_INVALIDDATA;
1069 *pSrcInfo = imginfo;
1074 HRESULT WINAPI D3DXLoadSurfaceFromFileA(IDirect3DSurface9 *dst_surface,
1075 const PALETTEENTRY *dst_palette, const RECT *dst_rect, const char *src_file,
1076 const RECT *src_rect, DWORD filter, D3DCOLOR color_key, D3DXIMAGE_INFO *src_info)
1082 TRACE("dst_surface %p, dst_palette %p, dst_rect %s, src_file %s, "
1083 "src_rect %s, filter %#x, color_key 0x%08x, src_info %p.\n",
1084 dst_surface, dst_palette, wine_dbgstr_rect(dst_rect), debugstr_a(src_file),
1085 wine_dbgstr_rect(src_rect), filter, color_key, src_info);
1087 if (!src_file || !dst_surface)
1088 return D3DERR_INVALIDCALL;
1090 strlength = MultiByteToWideChar(CP_ACP, 0, src_file, -1, NULL, 0);
1091 pWidename = HeapAlloc(GetProcessHeap(), 0, strlength * sizeof(*pWidename));
1092 MultiByteToWideChar(CP_ACP, 0, src_file, -1, pWidename, strlength);
1094 hr = D3DXLoadSurfaceFromFileW(dst_surface, dst_palette, dst_rect,
1095 pWidename, src_rect, filter, color_key, src_info);
1096 HeapFree(GetProcessHeap(), 0, pWidename);
1101 HRESULT WINAPI D3DXLoadSurfaceFromFileW(IDirect3DSurface9 *dst_surface,
1102 const PALETTEENTRY *dst_palette, const RECT *dst_rect, const WCHAR *src_file,
1103 const RECT *src_rect, DWORD filter, D3DCOLOR color_key, D3DXIMAGE_INFO *src_info)
1109 TRACE("dst_surface %p, dst_palette %p, dst_rect %s, src_file %s, "
1110 "src_rect %s, filter %#x, color_key 0x%08x, src_info %p.\n",
1111 dst_surface, dst_palette, wine_dbgstr_rect(dst_rect), debugstr_w(src_file),
1112 wine_dbgstr_rect(src_rect), filter, color_key, src_info);
1114 if (!src_file || !dst_surface)
1115 return D3DERR_INVALIDCALL;
1117 if (FAILED(map_view_of_file(src_file, &data, &data_size)))
1118 return D3DXERR_INVALIDDATA;
1120 hr = D3DXLoadSurfaceFromFileInMemory(dst_surface, dst_palette, dst_rect,
1121 data, data_size, src_rect, filter, color_key, src_info);
1122 UnmapViewOfFile(data);
1127 HRESULT WINAPI D3DXLoadSurfaceFromResourceA(IDirect3DSurface9 *dst_surface,
1128 const PALETTEENTRY *dst_palette, const RECT *dst_rect, HMODULE src_module, const char *resource,
1129 const RECT *src_rect, DWORD filter, D3DCOLOR color_key, D3DXIMAGE_INFO *src_info)
1133 TRACE("dst_surface %p, dst_palette %p, dst_rect %s, src_module %p, resource %s, "
1134 "src_rect %s, filter %#x, color_key 0x%08x, src_info %p.\n",
1135 dst_surface, dst_palette, wine_dbgstr_rect(dst_rect), src_module, debugstr_a(resource),
1136 wine_dbgstr_rect(src_rect), filter, color_key, src_info);
1139 return D3DERR_INVALIDCALL;
1141 if ((hResInfo = FindResourceA(src_module, resource, (const char *)RT_RCDATA)))
1146 if (FAILED(load_resource_into_memory(src_module, hResInfo, &data, &data_size)))
1147 return D3DXERR_INVALIDDATA;
1149 return D3DXLoadSurfaceFromFileInMemory(dst_surface, dst_palette, dst_rect,
1150 data, data_size, src_rect, filter, color_key, src_info);
1153 if ((hResInfo = FindResourceA(src_module, resource, (const char *)RT_BITMAP)))
1155 FIXME("Implement loading bitmaps from resource type RT_BITMAP.\n");
1159 return D3DXERR_INVALIDDATA;
1162 HRESULT WINAPI D3DXLoadSurfaceFromResourceW(IDirect3DSurface9 *dst_surface,
1163 const PALETTEENTRY *dst_palette, const RECT *dst_rect, HMODULE src_module, const WCHAR *resource,
1164 const RECT *src_rect, DWORD filter, D3DCOLOR color_key, D3DXIMAGE_INFO *src_info)
1168 TRACE("dst_surface %p, dst_palette %p, dst_rect %s, src_module %p, resource %s, "
1169 "src_rect %s, filter %#x, color_key 0x%08x, src_info %p.\n",
1170 dst_surface, dst_palette, wine_dbgstr_rect(dst_rect), src_module, debugstr_w(resource),
1171 wine_dbgstr_rect(src_rect), filter, color_key, src_info);
1174 return D3DERR_INVALIDCALL;
1176 if ((hResInfo = FindResourceW(src_module, resource, (const WCHAR *)RT_RCDATA)))
1181 if (FAILED(load_resource_into_memory(src_module, hResInfo, &data, &data_size)))
1182 return D3DXERR_INVALIDDATA;
1184 return D3DXLoadSurfaceFromFileInMemory(dst_surface, dst_palette, dst_rect,
1185 data, data_size, src_rect, filter, color_key, src_info);
1188 if ((hResInfo = FindResourceW(src_module, resource, (const WCHAR *)RT_BITMAP)))
1190 FIXME("Implement loading bitmaps from resource type RT_BITMAP.\n");
1194 return D3DXERR_INVALIDDATA;
1198 /************************************************************
1199 * helper functions for D3DXLoadSurfaceFromMemory
1201 struct argb_conversion_info
1203 const struct pixel_format_desc *srcformat;
1204 const struct pixel_format_desc *destformat;
1205 DWORD srcshift[4], destshift[4];
1206 DWORD srcmask[4], destmask[4];
1207 BOOL process_channel[4];
1211 static void init_argb_conversion_info(const struct pixel_format_desc *srcformat, const struct pixel_format_desc *destformat, struct argb_conversion_info *info)
1214 ZeroMemory(info->process_channel, 4 * sizeof(BOOL));
1215 info->channelmask = 0;
1217 info->srcformat = srcformat;
1218 info->destformat = destformat;
1220 for(i = 0;i < 4;i++) {
1221 /* srcshift is used to extract the _relevant_ components */
1222 info->srcshift[i] = srcformat->shift[i] + max( srcformat->bits[i] - destformat->bits[i], 0);
1224 /* destshift is used to move the components to the correct position */
1225 info->destshift[i] = destformat->shift[i] + max(destformat->bits[i] - srcformat->bits[i], 0);
1227 info->srcmask[i] = ((1 << srcformat->bits[i]) - 1) << srcformat->shift[i];
1228 info->destmask[i] = ((1 << destformat->bits[i]) - 1) << destformat->shift[i];
1230 /* channelmask specifies bits which aren't used in the source format but in the destination one */
1231 if(destformat->bits[i]) {
1232 if(srcformat->bits[i]) info->process_channel[i] = TRUE;
1233 else info->channelmask |= info->destmask[i];
1238 static DWORD dword_from_bytes(CONST BYTE *src, UINT bytes_per_pixel)
1241 static BOOL fixme_once;
1243 if(bytes_per_pixel > sizeof(DWORD)) {
1244 if(!fixme_once++) FIXME("Unsupported image: %u bytes per pixel\n", bytes_per_pixel);
1245 bytes_per_pixel = sizeof(DWORD);
1248 memcpy(&ret, src, bytes_per_pixel);
1252 static void dword_to_bytes(BYTE *dst, DWORD dword, UINT bytes_per_pixel)
1254 static BOOL fixme_once;
1256 if(bytes_per_pixel > sizeof(DWORD)) {
1257 if(!fixme_once++) FIXME("Unsupported image: %u bytes per pixel\n", bytes_per_pixel);
1258 ZeroMemory(dst, bytes_per_pixel);
1259 bytes_per_pixel = sizeof(DWORD);
1262 memcpy(dst, &dword, bytes_per_pixel);
1265 /************************************************************
1266 * get_relevant_argb_components
1268 * Extracts the relevant components from the source color and
1269 * drops the less significant bits if they aren't used by the destination format.
1271 static void get_relevant_argb_components(CONST struct argb_conversion_info *info, CONST DWORD col, DWORD *out)
1275 if(info->process_channel[i])
1276 out[i] = (col & info->srcmask[i]) >> info->srcshift[i];
1279 /************************************************************
1282 * Recombines the output of get_relevant_argb_components and converts
1283 * it to the destination format.
1285 static DWORD make_argb_color(CONST struct argb_conversion_info *info, CONST DWORD *in)
1290 for(i = 0;i < 4;i++) {
1291 if(info->process_channel[i]) {
1292 /* necessary to make sure that e.g. an X4R4G4B4 white maps to an R8G8B8 white instead of 0xf0f0f0 */
1294 for(shift = info->destshift[i]; shift > info->destformat->shift[i]; shift -= info->srcformat->bits[i]) val |= in[i] << shift;
1295 val |= (in[i] >> (info->destformat->shift[i] - shift)) << info->destformat->shift[i];
1298 val |= info->channelmask; /* new channels are set to their maximal value */
1302 static void format_to_vec4(const struct pixel_format_desc *format, const DWORD *src, struct vec4 *dst)
1306 if (format->bits[1])
1308 mask = (1 << format->bits[1]) - 1;
1309 dst->x = (float)((*src >> format->shift[1]) & mask) / mask;
1314 if (format->bits[2])
1316 mask = (1 << format->bits[2]) - 1;
1317 dst->y = (float)((*src >> format->shift[2]) & mask) / mask;
1322 if (format->bits[3])
1324 mask = (1 << format->bits[3]) - 1;
1325 dst->z = (float)((*src >> format->shift[3]) & mask) / mask;
1330 if (format->bits[0])
1332 mask = (1 << format->bits[0]) - 1;
1333 dst->w = (float)((*src >> format->shift[0]) & mask) / mask;
1339 static void format_from_vec4(const struct pixel_format_desc *format, const struct vec4 *src, DWORD *dst)
1343 if (format->bits[1])
1344 *dst |= (DWORD)(src->x * ((1 << format->bits[1]) - 1) + 0.5f) << format->shift[1];
1345 if (format->bits[2])
1346 *dst |= (DWORD)(src->y * ((1 << format->bits[2]) - 1) + 0.5f) << format->shift[2];
1347 if (format->bits[3])
1348 *dst |= (DWORD)(src->z * ((1 << format->bits[3]) - 1) + 0.5f) << format->shift[3];
1349 if (format->bits[0])
1350 *dst |= (DWORD)(src->w * ((1 << format->bits[0]) - 1) + 0.5f) << format->shift[0];
1353 /************************************************************
1356 * Copies the source buffer to the destination buffer, performing
1357 * any necessary format conversion and color keying.
1358 * Pixels outsize the source rect are blacked out.
1359 * Works only for ARGB formats with 1 - 4 bytes per pixel.
1361 void copy_simple_data(const BYTE *src, UINT src_row_pitch, UINT src_slice_pitch, struct volume *src_size,
1362 const struct pixel_format_desc *src_format, BYTE *dst, UINT dst_row_pitch, UINT dst_slice_pitch,
1363 struct volume *dst_size, const struct pixel_format_desc *dst_format, D3DCOLOR color_key)
1365 struct argb_conversion_info conv_info, ck_conv_info;
1366 const struct pixel_format_desc *ck_format = NULL;
1367 DWORD channels[4], pixel;
1368 UINT min_width, min_height, min_depth;
1371 ZeroMemory(channels, sizeof(channels));
1372 init_argb_conversion_info(src_format, dst_format, &conv_info);
1374 min_width = min(src_size->width, dst_size->width);
1375 min_height = min(src_size->height, dst_size->height);
1376 min_depth = min(src_size->depth, dst_size->depth);
1380 /* Color keys are always represented in D3DFMT_A8R8G8B8 format. */
1381 ck_format = get_format_info(D3DFMT_A8R8G8B8);
1382 init_argb_conversion_info(src_format, ck_format, &ck_conv_info);
1385 for (z = 0; z < min_depth; z++) {
1386 const BYTE *src_slice_ptr = src + z * src_slice_pitch;
1387 BYTE *dst_slice_ptr = dst + z * dst_slice_pitch;
1389 for (y = 0; y < min_height; y++) {
1390 const BYTE *src_ptr = src_slice_ptr + y * src_row_pitch;
1391 BYTE *dst_ptr = dst_slice_ptr + y * dst_row_pitch;
1394 for (x = 0; x < min_width; x++) {
1395 /* extract source color components */
1396 pixel = dword_from_bytes(src_ptr, src_format->bytes_per_pixel);
1398 if (!src_format->to_rgba && !dst_format->from_rgba)
1400 get_relevant_argb_components(&conv_info, pixel, channels);
1401 val = make_argb_color(&conv_info, channels);
1405 get_relevant_argb_components(&ck_conv_info, pixel, channels);
1406 pixel = make_argb_color(&ck_conv_info, channels);
1407 if (pixel == color_key)
1408 val &= ~conv_info.destmask[0];
1413 struct vec4 color, tmp;
1415 format_to_vec4(src_format, &pixel, &color);
1416 if (src_format->to_rgba)
1417 src_format->to_rgba(&color, &tmp);
1423 format_from_vec4(ck_format, &tmp, &pixel);
1424 if (pixel == color_key)
1428 if (dst_format->from_rgba)
1429 dst_format->from_rgba(&tmp, &color);
1433 format_from_vec4(dst_format, &color, &val);
1436 dword_to_bytes(dst_ptr, val, dst_format->bytes_per_pixel);
1437 src_ptr += src_format->bytes_per_pixel;
1438 dst_ptr += dst_format->bytes_per_pixel;
1441 if (src_size->width < dst_size->width) /* black out remaining pixels */
1442 memset(dst_ptr, 0, dst_format->bytes_per_pixel * (dst_size->width - src_size->width));
1445 if (src_size->height < dst_size->height) /* black out remaining pixels */
1446 memset(dst + src_size->height * dst_row_pitch, 0, dst_row_pitch * (dst_size->height - src_size->height));
1448 if (src_size->depth < dst_size->depth) /* black out remaining pixels */
1449 memset(dst + src_size->depth * dst_slice_pitch, 0, dst_slice_pitch * (dst_size->depth - src_size->depth));
1452 /************************************************************
1453 * point_filter_simple_data
1455 * Copies the source buffer to the destination buffer, performing
1456 * any necessary format conversion, color keying and stretching
1457 * using a point filter.
1458 * Works only for ARGB formats with 1 - 4 bytes per pixel.
1460 void point_filter_simple_data(const BYTE *src, UINT src_row_pitch, UINT src_slice_pitch, struct volume *src_size,
1461 const struct pixel_format_desc *src_format, BYTE *dst, UINT dst_row_pitch, UINT dst_slice_pitch,
1462 struct volume *dst_size, const struct pixel_format_desc *dst_format, D3DCOLOR color_key)
1464 struct argb_conversion_info conv_info, ck_conv_info;
1465 const struct pixel_format_desc *ck_format = NULL;
1466 DWORD channels[4], pixel;
1469 ZeroMemory(channels, sizeof(channels));
1470 init_argb_conversion_info(src_format, dst_format, &conv_info);
1474 /* Color keys are always represented in D3DFMT_A8R8G8B8 format. */
1475 ck_format = get_format_info(D3DFMT_A8R8G8B8);
1476 init_argb_conversion_info(src_format, ck_format, &ck_conv_info);
1479 for (z = 0; z < dst_size->depth; z++)
1481 BYTE *dst_slice_ptr = dst + z * dst_slice_pitch;
1482 const BYTE *src_slice_ptr = src + src_slice_pitch * (z * src_size->depth / dst_size->depth);
1484 for (y = 0; y < dst_size->height; y++)
1486 BYTE *dst_ptr = dst_slice_ptr + y * dst_row_pitch;
1487 const BYTE *src_row_ptr = src_slice_ptr + src_row_pitch * (y * src_size->height / dst_size->height);
1489 for (x = 0; x < dst_size->width; x++)
1491 const BYTE *src_ptr = src_row_ptr + (x * src_size->width / dst_size->width) * src_format->bytes_per_pixel;
1494 /* extract source color components */
1495 pixel = dword_from_bytes(src_ptr, src_format->bytes_per_pixel);
1497 if (!src_format->to_rgba && !dst_format->from_rgba)
1499 get_relevant_argb_components(&conv_info, pixel, channels);
1500 val = make_argb_color(&conv_info, channels);
1504 get_relevant_argb_components(&ck_conv_info, pixel, channels);
1505 pixel = make_argb_color(&ck_conv_info, channels);
1506 if (pixel == color_key)
1507 val &= ~conv_info.destmask[0];
1512 struct vec4 color, tmp;
1514 format_to_vec4(src_format, &pixel, &color);
1515 if (src_format->to_rgba)
1516 src_format->to_rgba(&color, &tmp);
1522 format_from_vec4(ck_format, &tmp, &pixel);
1523 if (pixel == color_key)
1527 if (dst_format->from_rgba)
1528 dst_format->from_rgba(&tmp, &color);
1532 format_from_vec4(dst_format, &color, &val);
1535 dword_to_bytes(dst_ptr, val, dst_format->bytes_per_pixel);
1536 dst_ptr += dst_format->bytes_per_pixel;
1542 /************************************************************
1543 * D3DXLoadSurfaceFromMemory
1545 * Loads data from a given memory chunk into a surface,
1546 * applying any of the specified filters.
1549 * pDestSurface [I] pointer to the surface
1550 * pDestPalette [I] palette to use
1551 * pDestRect [I] to be filled area of the surface
1552 * pSrcMemory [I] pointer to the source data
1553 * SrcFormat [I] format of the source pixel data
1554 * SrcPitch [I] number of bytes in a row
1555 * pSrcPalette [I] palette used in the source image
1556 * pSrcRect [I] area of the source data to load
1557 * dwFilter [I] filter to apply on stretching
1558 * Colorkey [I] colorkey
1561 * Success: D3D_OK, if we successfully load the pixel data into our surface or
1562 * if pSrcMemory is NULL but the other parameters are valid
1563 * Failure: D3DERR_INVALIDCALL, if pDestSurface, SrcPitch or pSrcRect are NULL or
1564 * if SrcFormat is an invalid format (other than D3DFMT_UNKNOWN) or
1565 * if DestRect is invalid
1566 * D3DXERR_INVALIDDATA, if we fail to lock pDestSurface
1567 * E_FAIL, if SrcFormat is D3DFMT_UNKNOWN or the dimensions of pSrcRect are invalid
1570 * pSrcRect specifies the dimensions of the source data;
1571 * negative values for pSrcRect are allowed as we're only looking at the width and height anyway.
1574 HRESULT WINAPI D3DXLoadSurfaceFromMemory(IDirect3DSurface9 *dst_surface,
1575 const PALETTEENTRY *dst_palette, const RECT *dst_rect, const void *src_memory,
1576 D3DFORMAT src_format, UINT src_pitch, const PALETTEENTRY *src_palette, const RECT *src_rect,
1577 DWORD filter, D3DCOLOR color_key)
1579 const struct pixel_format_desc *srcformatdesc, *destformatdesc;
1580 D3DSURFACE_DESC surfdesc;
1581 D3DLOCKED_RECT lockrect;
1582 struct volume src_size, dst_size;
1585 TRACE("(%p, %p, %s, %p, %#x, %u, %p, %s %#x, 0x%08x)\n",
1586 dst_surface, dst_palette, wine_dbgstr_rect(dst_rect), src_memory, src_format,
1587 src_pitch, src_palette, wine_dbgstr_rect(src_rect), filter, color_key);
1589 if (!dst_surface || !src_memory || !src_rect)
1591 WARN("Invalid argument specified.\n");
1592 return D3DERR_INVALIDCALL;
1594 if (src_format == D3DFMT_UNKNOWN
1595 || src_rect->left >= src_rect->right
1596 || src_rect->top >= src_rect->bottom)
1598 WARN("Invalid src_format or src_rect.\n");
1602 if (filter == D3DX_DEFAULT)
1603 filter = D3DX_FILTER_TRIANGLE | D3DX_FILTER_DITHER;
1605 IDirect3DSurface9_GetDesc(dst_surface, &surfdesc);
1607 src_size.width = src_rect->right - src_rect->left;
1608 src_size.height = src_rect->bottom - src_rect->top;
1612 dst_size.width = surfdesc.Width;
1613 dst_size.height = surfdesc.Height;
1617 if (dst_rect->left > dst_rect->right || dst_rect->right > surfdesc.Width
1618 || dst_rect->top > dst_rect->bottom || dst_rect->bottom > surfdesc.Height
1619 || dst_rect->left < 0 || dst_rect->top < 0)
1621 WARN("Invalid dst_rect specified.\n");
1622 return D3DERR_INVALIDCALL;
1624 dst_size.width = dst_rect->right - dst_rect->left;
1625 dst_size.height = dst_rect->bottom - dst_rect->top;
1626 if (!dst_size.width || !dst_size.height)
1631 srcformatdesc = get_format_info(src_format);
1632 destformatdesc = get_format_info(surfdesc.Format);
1633 if (srcformatdesc->type == FORMAT_UNKNOWN || destformatdesc->type == FORMAT_UNKNOWN)
1635 FIXME("Unsupported pixel format conversion %#x -> %#x\n", src_format, surfdesc.Format);
1639 if (src_format == surfdesc.Format
1640 && dst_size.width == src_size.width
1641 && dst_size.height == src_size.height) /* Simple copy. */
1643 UINT row_block_count = ((src_size.width + srcformatdesc->block_width - 1) / srcformatdesc->block_width);
1644 UINT row_count = (src_size.height + srcformatdesc->block_height - 1) / srcformatdesc->block_height;
1645 const BYTE *src_addr;
1649 if (src_rect->left & (srcformatdesc->block_width - 1)
1650 || src_rect->top & (srcformatdesc->block_height - 1)
1651 || (src_rect->right & (srcformatdesc->block_width - 1)
1652 && src_size.width != surfdesc.Width)
1653 || (src_rect->bottom & (srcformatdesc->block_height - 1)
1654 && src_size.height != surfdesc.Height))
1656 WARN("Source rect %s is misaligned.\n", wine_dbgstr_rect(src_rect));
1657 return D3DXERR_INVALIDDATA;
1660 if (FAILED(hr = IDirect3DSurface9_LockRect(dst_surface, &lockrect, dst_rect, 0)))
1661 return D3DXERR_INVALIDDATA;
1663 src_addr = src_memory;
1664 src_addr += (src_rect->top / srcformatdesc->block_height) * src_pitch;
1665 src_addr += (src_rect->left / srcformatdesc->block_width) * srcformatdesc->block_byte_count;
1666 dst_addr = lockrect.pBits;
1668 for (row = 0; row < row_count; ++row)
1670 memcpy(dst_addr, src_addr, row_block_count * srcformatdesc->block_byte_count);
1671 src_addr += src_pitch;
1672 dst_addr += lockrect.Pitch;
1675 IDirect3DSurface9_UnlockRect(dst_surface);
1677 else /* Stretching or format conversion. */
1679 if (srcformatdesc->bytes_per_pixel > 4 || destformatdesc->bytes_per_pixel > 4
1680 || srcformatdesc->block_height != 1 || srcformatdesc->block_width != 1
1681 || destformatdesc->block_height != 1 || destformatdesc->block_width != 1)
1683 FIXME("Format conversion missing %#x -> %#x\n", src_format, surfdesc.Format);
1687 if (FAILED(hr = IDirect3DSurface9_LockRect(dst_surface, &lockrect, dst_rect, 0)))
1688 return D3DXERR_INVALIDDATA;
1690 if ((filter & 0xf) == D3DX_FILTER_NONE)
1692 copy_simple_data(src_memory, src_pitch, 0, &src_size, srcformatdesc,
1693 lockrect.pBits, lockrect.Pitch, 0, &dst_size, destformatdesc, color_key);
1695 else /* if ((filter & 0xf) == D3DX_FILTER_POINT) */
1697 if ((filter & 0xf) != D3DX_FILTER_POINT)
1698 FIXME("Unhandled filter %#x.\n", filter);
1700 /* Always apply a point filter until D3DX_FILTER_LINEAR,
1701 * D3DX_FILTER_TRIANGLE and D3DX_FILTER_BOX are implemented. */
1702 point_filter_simple_data(src_memory, src_pitch, 0, &src_size, srcformatdesc,
1703 lockrect.pBits, lockrect.Pitch, 0, &dst_size, destformatdesc, color_key);
1706 IDirect3DSurface9_UnlockRect(dst_surface);
1712 /************************************************************
1713 * D3DXLoadSurfaceFromSurface
1715 * Copies the contents from one surface to another, performing any required
1716 * format conversion, resizing or filtering.
1719 * pDestSurface [I] pointer to the destination surface
1720 * pDestPalette [I] palette to use
1721 * pDestRect [I] to be filled area of the surface
1722 * pSrcSurface [I] pointer to the source surface
1723 * pSrcPalette [I] palette used for the source surface
1724 * pSrcRect [I] area of the source data to load
1725 * dwFilter [I] filter to apply on resizing
1726 * Colorkey [I] any ARGB value or 0 to disable color-keying
1730 * Failure: D3DERR_INVALIDCALL, if pDestSurface or pSrcSurface are NULL
1731 * D3DXERR_INVALIDDATA, if one of the surfaces is not lockable
1734 HRESULT WINAPI D3DXLoadSurfaceFromSurface(IDirect3DSurface9 *dst_surface,
1735 const PALETTEENTRY *dst_palette, const RECT *dst_rect, IDirect3DSurface9 *src_surface,
1736 const PALETTEENTRY *src_palette, const RECT *src_rect, DWORD filter, D3DCOLOR color_key)
1739 D3DLOCKED_RECT lock;
1740 D3DSURFACE_DESC SrcDesc;
1743 TRACE("dst_surface %p, dst_palette %p, dst_rect %s, src_surface %p, "
1744 "src_palette %p, src_rect %s, filter %#x, color_key 0x%08x.\n",
1745 dst_surface, dst_palette, wine_dbgstr_rect(dst_rect), src_surface,
1746 src_palette, wine_dbgstr_rect(src_rect), filter, color_key);
1748 if (!dst_surface || !src_surface)
1749 return D3DERR_INVALIDCALL;
1751 IDirect3DSurface9_GetDesc(src_surface, &SrcDesc);
1754 SetRect(&rect, 0, 0, SrcDesc.Width, SrcDesc.Height);
1758 if (FAILED(IDirect3DSurface9_LockRect(src_surface, &lock, NULL, D3DLOCK_READONLY)))
1759 return D3DXERR_INVALIDDATA;
1761 hr = D3DXLoadSurfaceFromMemory(dst_surface, dst_palette, dst_rect,
1762 lock.pBits, SrcDesc.Format, lock.Pitch, src_palette, &rect, filter, color_key);
1764 IDirect3DSurface9_UnlockRect(src_surface);
1770 HRESULT WINAPI D3DXSaveSurfaceToFileA(const char *dst_filename, D3DXIMAGE_FILEFORMAT file_format,
1771 IDirect3DSurface9 *src_surface, const PALETTEENTRY *src_palette, const RECT *src_rect)
1776 ID3DXBuffer *buffer;
1778 TRACE("(%s, %#x, %p, %p, %s): relay\n",
1779 wine_dbgstr_a(dst_filename), file_format, src_surface, src_palette, wine_dbgstr_rect(src_rect));
1781 if (!dst_filename) return D3DERR_INVALIDCALL;
1783 len = MultiByteToWideChar(CP_ACP, 0, dst_filename, -1, NULL, 0);
1784 filename = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1785 if (!filename) return E_OUTOFMEMORY;
1786 MultiByteToWideChar(CP_ACP, 0, dst_filename, -1, filename, len);
1788 hr = D3DXSaveSurfaceToFileInMemory(&buffer, file_format, src_surface, src_palette, src_rect);
1791 hr = write_buffer_to_file(filename, buffer);
1792 ID3DXBuffer_Release(buffer);
1795 HeapFree(GetProcessHeap(), 0, filename);
1799 HRESULT WINAPI D3DXSaveSurfaceToFileW(const WCHAR *dst_filename, D3DXIMAGE_FILEFORMAT file_format,
1800 IDirect3DSurface9 *src_surface, const PALETTEENTRY *src_palette, const RECT *src_rect)
1803 ID3DXBuffer *buffer;
1805 TRACE("(%s, %#x, %p, %p, %s): relay\n",
1806 wine_dbgstr_w(dst_filename), file_format, src_surface, src_palette, wine_dbgstr_rect(src_rect));
1808 if (!dst_filename) return D3DERR_INVALIDCALL;
1810 hr = D3DXSaveSurfaceToFileInMemory(&buffer, file_format, src_surface, src_palette, src_rect);
1813 hr = write_buffer_to_file(dst_filename, buffer);
1814 ID3DXBuffer_Release(buffer);
1820 HRESULT WINAPI D3DXSaveSurfaceToFileInMemory(ID3DXBuffer **dst_buffer, D3DXIMAGE_FILEFORMAT file_format,
1821 IDirect3DSurface9 *src_surface, const PALETTEENTRY *src_palette, const RECT *src_rect)
1823 IWICBitmapEncoder *encoder = NULL;
1824 IWICBitmapFrameEncode *frame = NULL;
1825 IPropertyBag2 *encoder_options = NULL;
1826 IStream *stream = NULL;
1829 const CLSID *encoder_clsid;
1830 const GUID *pixel_format_guid;
1831 WICPixelFormatGUID wic_pixel_format;
1832 D3DFORMAT d3d_pixel_format;
1833 D3DSURFACE_DESC src_surface_desc;
1834 D3DLOCKED_RECT locked_rect;
1836 STATSTG stream_stats;
1837 HGLOBAL stream_hglobal;
1838 ID3DXBuffer *buffer;
1841 TRACE("(%p, %#x, %p, %p, %s)\n",
1842 dst_buffer, file_format, src_surface, src_palette, wine_dbgstr_rect(src_rect));
1844 if (!dst_buffer || !src_surface) return D3DERR_INVALIDCALL;
1848 FIXME("Saving surfaces with palettized pixel formats not implemented yet\n");
1849 return D3DERR_INVALIDCALL;
1852 switch (file_format)
1855 encoder_clsid = &CLSID_WICBmpEncoder;
1858 encoder_clsid = &CLSID_WICPngEncoder;
1861 encoder_clsid = &CLSID_WICJpegEncoder;
1864 return save_dds_surface_to_memory(dst_buffer, src_surface, src_rect);
1870 FIXME("File format %#x is not supported yet\n", file_format);
1873 return D3DERR_INVALIDCALL;
1876 IDirect3DSurface9_GetDesc(src_surface, &src_surface_desc);
1879 if (src_rect->left == src_rect->right || src_rect->top == src_rect->bottom)
1881 WARN("Invalid rectangle with 0 area\n");
1882 return D3DXCreateBuffer(64, dst_buffer);
1884 if (src_rect->left < 0 || src_rect->top < 0)
1885 return D3DERR_INVALIDCALL;
1886 if (src_rect->left > src_rect->right || src_rect->top > src_rect->bottom)
1887 return D3DERR_INVALIDCALL;
1888 if (src_rect->right > src_surface_desc.Width || src_rect->bottom > src_surface_desc.Height)
1889 return D3DERR_INVALIDCALL;
1891 width = src_rect->right - src_rect->left;
1892 height = src_rect->bottom - src_rect->top;
1896 width = src_surface_desc.Width;
1897 height = src_surface_desc.Height;
1900 initresult = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
1902 hr = CoCreateInstance(encoder_clsid, NULL, CLSCTX_INPROC_SERVER,
1903 &IID_IWICBitmapEncoder, (void **)&encoder);
1904 if (FAILED(hr)) goto cleanup_err;
1906 hr = CreateStreamOnHGlobal(NULL, TRUE, &stream);
1907 if (FAILED(hr)) goto cleanup_err;
1909 hr = IWICBitmapEncoder_Initialize(encoder, stream, WICBitmapEncoderNoCache);
1910 if (FAILED(hr)) goto cleanup_err;
1912 hr = IWICBitmapEncoder_CreateNewFrame(encoder, &frame, &encoder_options);
1913 if (FAILED(hr)) goto cleanup_err;
1915 hr = IWICBitmapFrameEncode_Initialize(frame, encoder_options);
1916 if (FAILED(hr)) goto cleanup_err;
1918 hr = IWICBitmapFrameEncode_SetSize(frame, width, height);
1919 if (FAILED(hr)) goto cleanup_err;
1921 pixel_format_guid = d3dformat_to_wic_guid(src_surface_desc.Format);
1922 if (!pixel_format_guid)
1924 FIXME("Pixel format %#x is not supported yet\n", src_surface_desc.Format);
1929 memcpy(&wic_pixel_format, pixel_format_guid, sizeof(GUID));
1930 hr = IWICBitmapFrameEncode_SetPixelFormat(frame, &wic_pixel_format);
1931 d3d_pixel_format = wic_guid_to_d3dformat(&wic_pixel_format);
1932 if (SUCCEEDED(hr) && d3d_pixel_format != D3DFMT_UNKNOWN)
1934 TRACE("Using pixel format %s %#x\n", debugstr_guid(&wic_pixel_format), d3d_pixel_format);
1936 if (src_surface_desc.Format == d3d_pixel_format) /* Simple copy */
1938 hr = IDirect3DSurface9_LockRect(src_surface, &locked_rect, src_rect, D3DLOCK_READONLY);
1941 IWICBitmapFrameEncode_WritePixels(frame, height,
1942 locked_rect.Pitch, height * locked_rect.Pitch, locked_rect.pBits);
1943 IDirect3DSurface9_UnlockRect(src_surface);
1946 else /* Pixel format conversion */
1948 const struct pixel_format_desc *src_format_desc, *dst_format_desc;
1953 src_format_desc = get_format_info(src_surface_desc.Format);
1954 dst_format_desc = get_format_info(d3d_pixel_format);
1955 if (src_format_desc->format == D3DFMT_UNKNOWN || dst_format_desc->format == D3DFMT_UNKNOWN)
1957 FIXME("Unsupported pixel format conversion %#x -> %#x\n",
1958 src_surface_desc.Format, d3d_pixel_format);
1963 if (src_format_desc->bytes_per_pixel > 4
1964 || dst_format_desc->bytes_per_pixel > 4
1965 || src_format_desc->block_height != 1 || src_format_desc->block_width != 1
1966 || dst_format_desc->block_height != 1 || dst_format_desc->block_width != 1)
1968 FIXME("Format conversion missing %#x -> %#x\n",
1969 src_surface_desc.Format, d3d_pixel_format);
1975 size.height = height;
1977 dst_pitch = width * dst_format_desc->bytes_per_pixel;
1978 dst_data = HeapAlloc(GetProcessHeap(), 0, dst_pitch * height);
1985 hr = IDirect3DSurface9_LockRect(src_surface, &locked_rect, src_rect, D3DLOCK_READONLY);
1988 copy_simple_data(locked_rect.pBits, locked_rect.Pitch, 0, &size, src_format_desc,
1989 dst_data, dst_pitch, 0, &size, dst_format_desc, 0);
1990 IDirect3DSurface9_UnlockRect(src_surface);
1993 IWICBitmapFrameEncode_WritePixels(frame, height, dst_pitch, dst_pitch * height, dst_data);
1994 HeapFree(GetProcessHeap(), 0, dst_data);
1997 hr = IWICBitmapFrameEncode_Commit(frame);
1998 if (SUCCEEDED(hr)) hr = IWICBitmapEncoder_Commit(encoder);
2000 else WARN("Unsupported pixel format %#x\n", src_surface_desc.Format);
2002 /* copy data from stream to ID3DXBuffer */
2003 hr = IStream_Stat(stream, &stream_stats, STATFLAG_NONAME);
2004 if (FAILED(hr)) goto cleanup_err;
2006 if (stream_stats.cbSize.u.HighPart != 0)
2008 hr = D3DXERR_INVALIDDATA;
2011 size = stream_stats.cbSize.u.LowPart;
2013 hr = D3DXCreateBuffer(size, &buffer);
2014 if (FAILED(hr)) goto cleanup;
2016 hr = GetHGlobalFromStream(stream, &stream_hglobal);
2019 void *buffer_pointer = ID3DXBuffer_GetBufferPointer(buffer);
2020 void *stream_data = GlobalLock(stream_hglobal);
2021 memcpy(buffer_pointer, stream_data, size);
2022 GlobalUnlock(stream_hglobal);
2023 *dst_buffer = buffer;
2025 else ID3DXBuffer_Release(buffer);
2028 if (FAILED(hr) && hr != E_OUTOFMEMORY)
2029 hr = D3DERR_INVALIDCALL;
2032 if (stream) IStream_Release(stream);
2034 if (frame) IWICBitmapFrameEncode_Release(frame);
2035 if (encoder_options) IPropertyBag2_Release(encoder_options);
2037 if (encoder) IWICBitmapEncoder_Release(encoder);
2039 if (SUCCEEDED(initresult)) CoUninitialize();