1496 lines
54 KiB
C
1496 lines
54 KiB
C
/*
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* Copyright 2020 Ziqing Hui
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*
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*
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* Note:
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*
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* Uncompressed image:
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* For uncompressed formats, a block is equivalent to a pixel.
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*
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* Cube map:
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* A cube map is equivalent to a 2D texture array which has 6 textures.
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* A cube map array is equivalent to a 2D texture array which has cubeCount*6 textures.
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*/
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#include <stdarg.h>
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#define COBJMACROS
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#include "windef.h"
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#include "winbase.h"
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#include "objbase.h"
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#include "wincodecs_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
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#define DDS_MAGIC 0x20534444
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#ifndef MAKEFOURCC
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#define MAKEFOURCC(ch0, ch1, ch2, ch3) \
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((DWORD)(BYTE)(ch0) | ((DWORD)(BYTE)(ch1) << 8) | \
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((DWORD)(BYTE)(ch2) << 16) | ((DWORD)(BYTE)(ch3) << 24 ))
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#endif
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#define GET_RGB565_R(color) ((BYTE)(((color) >> 11) & 0x1F))
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#define GET_RGB565_G(color) ((BYTE)(((color) >> 5) & 0x3F))
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#define GET_RGB565_B(color) ((BYTE)(((color) >> 0) & 0x1F))
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#define MAKE_RGB565(r, g, b) ((WORD)(((BYTE)(r) << 11) | ((BYTE)(g) << 5) | (BYTE)(b)))
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#define MAKE_ARGB(a, r, g, b) (((DWORD)(a) << 24) | ((DWORD)(r) << 16) | ((DWORD)(g) << 8) | (DWORD)(b))
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#define DDPF_ALPHAPIXELS 0x00000001
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#define DDPF_ALPHA 0x00000002
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#define DDPF_FOURCC 0x00000004
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#define DDPF_PALETTEINDEXED8 0x00000020
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#define DDPF_RGB 0x00000040
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#define DDPF_LUMINANCE 0x00020000
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#define DDPF_BUMPDUDV 0x00080000
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#define DDSCAPS2_CUBEMAP 0x00000200
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#define DDSCAPS2_VOLUME 0x00200000
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#define DDS_DIMENSION_TEXTURE1D 2
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#define DDS_DIMENSION_TEXTURE2D 3
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#define DDS_DIMENSION_TEXTURE3D 4
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#define DDS_RESOURCE_MISC_TEXTURECUBE 0x00000004
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#define DDS_BLOCK_WIDTH 4
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#define DDS_BLOCK_HEIGHT 4
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typedef struct {
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DWORD size;
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DWORD flags;
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DWORD fourCC;
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DWORD rgbBitCount;
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DWORD rBitMask;
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DWORD gBitMask;
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DWORD bBitMask;
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DWORD aBitMask;
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} DDS_PIXELFORMAT;
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typedef struct {
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DWORD size;
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DWORD flags;
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DWORD height;
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DWORD width;
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DWORD pitchOrLinearSize;
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DWORD depth;
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DWORD mipMapCount;
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DWORD reserved1[11];
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DDS_PIXELFORMAT ddspf;
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DWORD caps;
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DWORD caps2;
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DWORD caps3;
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DWORD caps4;
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DWORD reserved2;
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} DDS_HEADER;
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typedef struct {
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DWORD dxgiFormat;
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DWORD resourceDimension;
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DWORD miscFlag;
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DWORD arraySize;
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DWORD miscFlags2;
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} DDS_HEADER_DXT10;
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typedef struct dds_info {
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UINT width;
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UINT height;
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UINT depth;
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UINT mip_levels;
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UINT array_size;
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UINT frame_count;
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UINT data_offset;
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UINT bytes_per_block; /* for uncompressed format, this means bytes per pixel*/
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DXGI_FORMAT format;
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WICDdsDimension dimension;
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WICDdsAlphaMode alpha_mode;
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const GUID *pixel_format;
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UINT pixel_format_bpp;
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} dds_info;
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typedef struct dds_frame_info {
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UINT width;
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UINT height;
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DXGI_FORMAT format;
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UINT bytes_per_block; /* for uncompressed format, this means bytes per pixel*/
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UINT block_width;
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UINT block_height;
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UINT width_in_blocks;
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UINT height_in_blocks;
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const GUID *pixel_format;
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UINT pixel_format_bpp;
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} dds_frame_info;
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typedef struct DdsDecoder {
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IWICBitmapDecoder IWICBitmapDecoder_iface;
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IWICDdsDecoder IWICDdsDecoder_iface;
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IWICWineDecoder IWICWineDecoder_iface;
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LONG ref;
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BOOL initialized;
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IStream *stream;
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CRITICAL_SECTION lock;
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dds_info info;
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} DdsDecoder;
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typedef struct DdsFrameDecode {
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IWICBitmapFrameDecode IWICBitmapFrameDecode_iface;
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IWICDdsFrameDecode IWICDdsFrameDecode_iface;
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LONG ref;
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BYTE *block_data;
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BYTE *pixel_data;
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CRITICAL_SECTION lock;
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dds_frame_info info;
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} DdsFrameDecode;
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static struct dds_format {
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DDS_PIXELFORMAT pixel_format;
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const GUID *wic_format;
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UINT wic_format_bpp;
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DXGI_FORMAT dxgi_format;
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} dds_format_table[] = {
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('D', 'X', 'T', '1'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppPBGRA, 32, DXGI_FORMAT_BC1_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('D', 'X', 'T', '2'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppPBGRA, 32, DXGI_FORMAT_BC2_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('D', 'X', 'T', '3'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppBGRA, 32, DXGI_FORMAT_BC2_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('D', 'X', 'T', '4'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppPBGRA, 32, DXGI_FORMAT_BC3_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('D', 'X', 'T', '5'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppBGRA, 32, DXGI_FORMAT_BC3_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('B', 'C', '4', 'U'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppBGRA, 32, DXGI_FORMAT_BC4_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('B', 'C', '4', 'S'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppBGRA, 32, DXGI_FORMAT_BC4_SNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('B', 'C', '5', 'U'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppBGRA, 32, DXGI_FORMAT_BC5_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('B', 'C', '5', 'S'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppBGRA, 32, DXGI_FORMAT_BC5_SNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('A', 'T', 'I', '1'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppBGRA, 32, DXGI_FORMAT_BC4_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('A', 'T', 'I', '2'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppBGRA, 32, DXGI_FORMAT_BC5_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('R', 'G', 'B', 'G'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bpp4Channels, 32, DXGI_FORMAT_R8G8_B8G8_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('G', 'R', 'G', 'B'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bpp4Channels, 32, DXGI_FORMAT_G8R8_G8B8_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('D', 'X', '1', '0'), 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormatUndefined, 0, DXGI_FORMAT_UNKNOWN },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, 0x24, 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat64bppRGBA, 64, DXGI_FORMAT_R16G16B16A16_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, 0x6E, 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat64bppRGBA, 64, DXGI_FORMAT_R16G16B16A16_SNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, 0x6F, 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat16bppGrayHalf, 16, DXGI_FORMAT_R16_FLOAT },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, 0x70, 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormatUndefined, 0, DXGI_FORMAT_R16G16_FLOAT },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, 0x71, 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat64bppRGBAHalf, 64, DXGI_FORMAT_R16G16B16A16_FLOAT },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, 0x72, 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat32bppGrayFloat, 32, DXGI_FORMAT_R32_FLOAT },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, 0x73, 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormatUndefined, 32, DXGI_FORMAT_R32G32_FLOAT },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, 0x74, 0, 0, 0, 0, 0 },
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&GUID_WICPixelFormat128bppRGBAFloat, 128, DXGI_FORMAT_R32G32B32A32_FLOAT },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB, 0, 32, 0xFF,0xFF00,0xFF0000,0xFF000000 },
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&GUID_WICPixelFormat32bppRGBA, 32, DXGI_FORMAT_R8G8B8A8_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB, 0, 32, 0xFF,0xFF00,0xFF0000,0 },
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&GUID_WICPixelFormat32bppRGB, 32, DXGI_FORMAT_UNKNOWN },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB, 0, 32, 0xFF0000,0xFF00,0xFF,0xFF000000 },
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&GUID_WICPixelFormat32bppBGRA, 32, DXGI_FORMAT_B8G8R8A8_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB, 0, 32, 0xFF0000,0xFF00,0xFF,0 },
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&GUID_WICPixelFormat32bppBGR, 32, DXGI_FORMAT_B8G8R8X8_UNORM },
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/* The red and blue masks are swapped for DXGI_FORMAT_R10G10B10A2_UNORM.
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* For "correct" one, the RGB masks should be 0x3FF,0xFFC00,0x3FF00000.
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* see: https://walbourn.github.io/dds-update-and-1010102-problems */
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB, 0, 32, 0x3FF00000,0xFFC00,0x3FF,0xC0000000 },
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&GUID_WICPixelFormat32bppR10G10B10A2, 32, DXGI_FORMAT_R10G10B10A2_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB, 0, 32, 0x3FF,0xFFC00,0x3FF00000,0xC0000000 },
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&GUID_WICPixelFormat32bppRGBA1010102, 32, DXGI_FORMAT_UNKNOWN },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB , 0, 32, 0xFFFF,0xFFFF0000,0,0 },
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&GUID_WICPixelFormatUndefined, 0, DXGI_FORMAT_R16G16_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB , 0, 32, 0xFFFFFFFF,0,0,0 },
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&GUID_WICPixelFormat32bppGrayFloat, 32, DXGI_FORMAT_R32_FLOAT },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB , 0, 24, 0xFF0000,0x00FF00,0x0000FF,0 },
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&GUID_WICPixelFormat24bppBGR, 24, DXGI_FORMAT_UNKNOWN },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB , 0, 24, 0x0000FF,0x00FF00,0xFF0000,0 },
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&GUID_WICPixelFormat24bppRGB, 24, DXGI_FORMAT_UNKNOWN },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB, 0, 16, 0xF800,0x7E0,0x1F,0 },
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&GUID_WICPixelFormat16bppBGR565, 16, DXGI_FORMAT_B5G6R5_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB, 0, 16, 0x7C00,0x3E0,0x1F,0 },
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&GUID_WICPixelFormat16bppBGR555, 16, DXGI_FORMAT_UNKNOWN },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB, 0, 16, 0x7C00,0x3E0,0x1F,0x8000 },
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&GUID_WICPixelFormat16bppBGRA5551, 16, DXGI_FORMAT_B5G5R5A1_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_RGB, 0, 16, 0xF00,0xF0,0xF,0xF000 },
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&GUID_WICPixelFormatUndefined, 0, DXGI_FORMAT_B4G4R4A4_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_ALPHA, 0, 8, 0,0,0,0xFF },
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&GUID_WICPixelFormat8bppAlpha, 8, DXGI_FORMAT_A8_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_LUMINANCE, 0, 16, 0xFFFF,0,0,0 },
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&GUID_WICPixelFormat16bppGray, 16, DXGI_FORMAT_R16_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_LUMINANCE, 0, 16, 0xFF,0,0,0xFF00 },
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&GUID_WICPixelFormatUndefined, 0, DXGI_FORMAT_R8G8_UNORM },
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{ { sizeof(DDS_PIXELFORMAT), DDPF_LUMINANCE, 0, 8, 0xFF,0,0,0 },
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&GUID_WICPixelFormat8bppGray, 8, DXGI_FORMAT_R8_UNORM },
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{ { 0 }, &GUID_WICPixelFormat8bppAlpha, 8, DXGI_FORMAT_A8_UNORM },
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{ { 0 }, &GUID_WICPixelFormat8bppGray, 8, DXGI_FORMAT_R8_UNORM },
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{ { 0 }, &GUID_WICPixelFormat16bppGray, 16, DXGI_FORMAT_R16_UNORM },
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{ { 0 }, &GUID_WICPixelFormat16bppGrayHalf, 16, DXGI_FORMAT_R16_FLOAT },
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{ { 0 }, &GUID_WICPixelFormat16bppBGR565, 16, DXGI_FORMAT_B5G6R5_UNORM },
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{ { 0 }, &GUID_WICPixelFormat16bppBGRA5551, 16, DXGI_FORMAT_B5G5R5A1_UNORM },
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{ { 0 }, &GUID_WICPixelFormat32bppGrayFloat, 32, DXGI_FORMAT_R32_FLOAT },
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{ { 0 }, &GUID_WICPixelFormat32bppRGBA, 32, DXGI_FORMAT_R8G8B8A8_UNORM },
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{ { 0 }, &GUID_WICPixelFormat32bppBGRA, 32, DXGI_FORMAT_B8G8R8A8_UNORM },
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{ { 0 }, &GUID_WICPixelFormat32bppBGR, 32, DXGI_FORMAT_B8G8R8X8_UNORM },
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{ { 0 }, &GUID_WICPixelFormat32bppR10G10B10A2, 32, DXGI_FORMAT_R10G10B10A2_UNORM },
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{ { 0 }, &GUID_WICPixelFormat32bppRGBE, 32, DXGI_FORMAT_R9G9B9E5_SHAREDEXP },
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{ { 0 }, &GUID_WICPixelFormat32bppRGBA1010102XR, 32, DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM },
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{ { 0 }, &GUID_WICPixelFormat64bppRGBA, 64, DXGI_FORMAT_R16G16B16A16_UNORM },
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{ { 0 }, &GUID_WICPixelFormat64bppRGBAHalf, 64, DXGI_FORMAT_R16G16B16A16_FLOAT },
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{ { 0 }, &GUID_WICPixelFormat96bppRGBFloat, 96, DXGI_FORMAT_R32G32B32_FLOAT },
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{ { 0 }, &GUID_WICPixelFormat128bppRGBAFloat, 128, DXGI_FORMAT_R32G32B32A32_FLOAT },
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{ { 0 }, &GUID_WICPixelFormatUndefined, 0, DXGI_FORMAT_UNKNOWN }
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};
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static DXGI_FORMAT compressed_formats[] = {
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DXGI_FORMAT_BC1_TYPELESS, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_BC1_UNORM_SRGB,
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DXGI_FORMAT_BC2_TYPELESS, DXGI_FORMAT_BC2_UNORM, DXGI_FORMAT_BC2_UNORM_SRGB,
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DXGI_FORMAT_BC3_TYPELESS, DXGI_FORMAT_BC3_UNORM, DXGI_FORMAT_BC3_UNORM_SRGB,
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DXGI_FORMAT_BC4_TYPELESS, DXGI_FORMAT_BC4_UNORM, DXGI_FORMAT_BC4_SNORM,
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DXGI_FORMAT_BC5_TYPELESS, DXGI_FORMAT_BC5_UNORM, DXGI_FORMAT_BC5_SNORM,
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DXGI_FORMAT_BC6H_TYPELESS, DXGI_FORMAT_BC6H_UF16, DXGI_FORMAT_BC6H_SF16,
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DXGI_FORMAT_BC7_TYPELESS, DXGI_FORMAT_BC7_UNORM, DXGI_FORMAT_BC7_UNORM_SRGB
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};
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static HRESULT WINAPI DdsDecoder_Dds_GetFrame(IWICDdsDecoder *, UINT, UINT, UINT, IWICBitmapFrameDecode **);
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static DWORD rgb565_to_argb(WORD color, BYTE alpha)
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{
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return MAKE_ARGB(alpha, (GET_RGB565_R(color) * 0xFF + 0x0F) / 0x1F,
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(GET_RGB565_G(color) * 0xFF + 0x1F) / 0x3F,
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(GET_RGB565_B(color) * 0xFF + 0x0F) / 0x1F);
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}
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static inline BOOL has_extended_header(DDS_HEADER *header)
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{
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return (header->ddspf.flags & DDPF_FOURCC) &&
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(header->ddspf.fourCC == MAKEFOURCC('D', 'X', '1', '0'));
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}
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static WICDdsDimension get_dimension(DDS_HEADER *header, DDS_HEADER_DXT10 *header_dxt10)
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{
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if (header_dxt10) {
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if (header_dxt10->miscFlag & DDS_RESOURCE_MISC_TEXTURECUBE) return WICDdsTextureCube;
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switch (header_dxt10->resourceDimension)
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{
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case DDS_DIMENSION_TEXTURE1D: return WICDdsTexture1D;
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case DDS_DIMENSION_TEXTURE2D: return WICDdsTexture2D;
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case DDS_DIMENSION_TEXTURE3D: return WICDdsTexture3D;
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default: return WICDdsTexture2D;
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}
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} else {
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if (header->caps2 & DDSCAPS2_CUBEMAP) {
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return WICDdsTextureCube;
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} else if (header->caps2 & DDSCAPS2_VOLUME) {
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return WICDdsTexture3D;
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} else {
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return WICDdsTexture2D;
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}
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}
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}
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static struct dds_format *get_dds_format(DDS_PIXELFORMAT *pixel_format)
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{
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UINT i;
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for (i = 0; i < ARRAY_SIZE(dds_format_table); i++)
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{
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if ((pixel_format->flags & dds_format_table[i].pixel_format.flags) &&
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(pixel_format->fourCC == dds_format_table[i].pixel_format.fourCC) &&
|
|
(pixel_format->rgbBitCount == dds_format_table[i].pixel_format.rgbBitCount) &&
|
|
(pixel_format->rBitMask == dds_format_table[i].pixel_format.rBitMask) &&
|
|
(pixel_format->gBitMask == dds_format_table[i].pixel_format.gBitMask) &&
|
|
(pixel_format->bBitMask == dds_format_table[i].pixel_format.bBitMask) &&
|
|
(pixel_format->aBitMask == dds_format_table[i].pixel_format.aBitMask))
|
|
return dds_format_table + i;
|
|
}
|
|
|
|
return dds_format_table + ARRAY_SIZE(dds_format_table) - 1;
|
|
}
|
|
|
|
static WICDdsAlphaMode get_alpha_mode_from_fourcc(DWORD fourcc)
|
|
{
|
|
switch (fourcc)
|
|
{
|
|
case MAKEFOURCC('D', 'X', 'T', '1'):
|
|
case MAKEFOURCC('D', 'X', 'T', '2'):
|
|
case MAKEFOURCC('D', 'X', 'T', '4'):
|
|
return WICDdsAlphaModePremultiplied;
|
|
default:
|
|
return WICDdsAlphaModeUnknown;
|
|
}
|
|
}
|
|
|
|
static UINT get_bytes_per_block_from_format(DXGI_FORMAT format)
|
|
{
|
|
/* for uncompressed format, return bytes per pixel*/
|
|
switch (format)
|
|
{
|
|
case DXGI_FORMAT_R8_TYPELESS:
|
|
case DXGI_FORMAT_R8_UNORM:
|
|
case DXGI_FORMAT_R8_UINT:
|
|
case DXGI_FORMAT_R8_SNORM:
|
|
case DXGI_FORMAT_R8_SINT:
|
|
case DXGI_FORMAT_A8_UNORM:
|
|
return 1;
|
|
case DXGI_FORMAT_R8G8_TYPELESS:
|
|
case DXGI_FORMAT_R8G8_UNORM:
|
|
case DXGI_FORMAT_R8G8_UINT:
|
|
case DXGI_FORMAT_R8G8_SNORM:
|
|
case DXGI_FORMAT_R8G8_SINT:
|
|
case DXGI_FORMAT_R16_TYPELESS:
|
|
case DXGI_FORMAT_R16_FLOAT:
|
|
case DXGI_FORMAT_D16_UNORM:
|
|
case DXGI_FORMAT_R16_UNORM:
|
|
case DXGI_FORMAT_R16_UINT:
|
|
case DXGI_FORMAT_R16_SNORM:
|
|
case DXGI_FORMAT_R16_SINT:
|
|
case DXGI_FORMAT_B5G6R5_UNORM:
|
|
case DXGI_FORMAT_B5G5R5A1_UNORM:
|
|
case DXGI_FORMAT_B4G4R4A4_UNORM:
|
|
return 2;
|
|
case DXGI_FORMAT_R10G10B10A2_TYPELESS:
|
|
case DXGI_FORMAT_R10G10B10A2_UNORM:
|
|
case DXGI_FORMAT_R10G10B10A2_UINT:
|
|
case DXGI_FORMAT_R11G11B10_FLOAT:
|
|
case DXGI_FORMAT_R8G8B8A8_TYPELESS:
|
|
case DXGI_FORMAT_R8G8B8A8_UNORM:
|
|
case DXGI_FORMAT_R8G8B8A8_UNORM_SRGB:
|
|
case DXGI_FORMAT_R8G8B8A8_UINT:
|
|
case DXGI_FORMAT_R8G8B8A8_SNORM:
|
|
case DXGI_FORMAT_R8G8B8A8_SINT:
|
|
case DXGI_FORMAT_R16G16_TYPELESS:
|
|
case DXGI_FORMAT_R16G16_FLOAT:
|
|
case DXGI_FORMAT_R16G16_UNORM:
|
|
case DXGI_FORMAT_R16G16_UINT:
|
|
case DXGI_FORMAT_R16G16_SNORM:
|
|
case DXGI_FORMAT_R16G16_SINT:
|
|
case DXGI_FORMAT_R32_TYPELESS:
|
|
case DXGI_FORMAT_D32_FLOAT:
|
|
case DXGI_FORMAT_R32_FLOAT:
|
|
case DXGI_FORMAT_R32_UINT:
|
|
case DXGI_FORMAT_R32_SINT:
|
|
case DXGI_FORMAT_R24G8_TYPELESS:
|
|
case DXGI_FORMAT_D24_UNORM_S8_UINT:
|
|
case DXGI_FORMAT_R24_UNORM_X8_TYPELESS:
|
|
case DXGI_FORMAT_X24_TYPELESS_G8_UINT:
|
|
case DXGI_FORMAT_R9G9B9E5_SHAREDEXP:
|
|
case DXGI_FORMAT_R8G8_B8G8_UNORM:
|
|
case DXGI_FORMAT_G8R8_G8B8_UNORM:
|
|
case DXGI_FORMAT_B8G8R8A8_UNORM:
|
|
case DXGI_FORMAT_B8G8R8X8_UNORM:
|
|
case DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM:
|
|
case DXGI_FORMAT_B8G8R8A8_TYPELESS:
|
|
case DXGI_FORMAT_B8G8R8A8_UNORM_SRGB:
|
|
case DXGI_FORMAT_B8G8R8X8_TYPELESS:
|
|
case DXGI_FORMAT_B8G8R8X8_UNORM_SRGB:
|
|
return 4;
|
|
case DXGI_FORMAT_BC1_UNORM:
|
|
case DXGI_FORMAT_BC1_TYPELESS:
|
|
case DXGI_FORMAT_BC1_UNORM_SRGB:
|
|
case DXGI_FORMAT_BC4_TYPELESS:
|
|
case DXGI_FORMAT_BC4_UNORM:
|
|
case DXGI_FORMAT_BC4_SNORM:
|
|
case DXGI_FORMAT_R16G16B16A16_TYPELESS:
|
|
case DXGI_FORMAT_R16G16B16A16_FLOAT:
|
|
case DXGI_FORMAT_R16G16B16A16_UNORM:
|
|
case DXGI_FORMAT_R16G16B16A16_UINT:
|
|
case DXGI_FORMAT_R16G16B16A16_SNORM:
|
|
case DXGI_FORMAT_R16G16B16A16_SINT:
|
|
case DXGI_FORMAT_R32G32_TYPELESS:
|
|
case DXGI_FORMAT_R32G32_FLOAT:
|
|
case DXGI_FORMAT_R32G32_UINT:
|
|
case DXGI_FORMAT_R32G32_SINT:
|
|
case DXGI_FORMAT_R32G8X24_TYPELESS:
|
|
case DXGI_FORMAT_D32_FLOAT_S8X24_UINT:
|
|
case DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS:
|
|
case DXGI_FORMAT_X32_TYPELESS_G8X24_UINT:
|
|
return 8;
|
|
case DXGI_FORMAT_R32G32B32_TYPELESS:
|
|
case DXGI_FORMAT_R32G32B32_FLOAT:
|
|
case DXGI_FORMAT_R32G32B32_UINT:
|
|
case DXGI_FORMAT_R32G32B32_SINT:
|
|
return 12;
|
|
case DXGI_FORMAT_BC2_UNORM:
|
|
case DXGI_FORMAT_BC2_TYPELESS:
|
|
case DXGI_FORMAT_BC2_UNORM_SRGB:
|
|
case DXGI_FORMAT_BC3_UNORM:
|
|
case DXGI_FORMAT_BC3_TYPELESS:
|
|
case DXGI_FORMAT_BC3_UNORM_SRGB:
|
|
case DXGI_FORMAT_BC5_TYPELESS:
|
|
case DXGI_FORMAT_BC5_UNORM:
|
|
case DXGI_FORMAT_BC5_SNORM:
|
|
case DXGI_FORMAT_BC6H_TYPELESS:
|
|
case DXGI_FORMAT_BC6H_UF16:
|
|
case DXGI_FORMAT_BC6H_SF16:
|
|
case DXGI_FORMAT_BC7_TYPELESS:
|
|
case DXGI_FORMAT_BC7_UNORM:
|
|
case DXGI_FORMAT_BC7_UNORM_SRGB:
|
|
case DXGI_FORMAT_R32G32B32A32_TYPELESS:
|
|
case DXGI_FORMAT_R32G32B32A32_FLOAT:
|
|
case DXGI_FORMAT_R32G32B32A32_UINT:
|
|
case DXGI_FORMAT_R32G32B32A32_SINT:
|
|
return 16;
|
|
default:
|
|
WARN("DXGI format 0x%x is not supported in DDS decoder\n", format);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static const GUID *dxgi_format_to_wic_format(DXGI_FORMAT dxgi_format)
|
|
{
|
|
UINT i;
|
|
for (i = 0; i < ARRAY_SIZE(dds_format_table); i++)
|
|
{
|
|
if (dds_format_table[i].pixel_format.size == 0 &&
|
|
dds_format_table[i].dxgi_format == dxgi_format)
|
|
return dds_format_table[i].wic_format;
|
|
}
|
|
return &GUID_WICPixelFormatUndefined;
|
|
}
|
|
|
|
static BOOL is_compressed(DXGI_FORMAT format)
|
|
{
|
|
UINT i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(compressed_formats); i++)
|
|
{
|
|
if (format == compressed_formats[i]) return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
static void get_dds_info(dds_info* info, DDS_HEADER *header, DDS_HEADER_DXT10 *header_dxt10)
|
|
{
|
|
int i;
|
|
UINT depth;
|
|
struct dds_format *format_info;
|
|
|
|
info->width = header->width;
|
|
info->height = header->height;
|
|
info->depth = 1;
|
|
info->mip_levels = 1;
|
|
info->array_size = 1;
|
|
if (header->depth) info->depth = header->depth;
|
|
if (header->mipMapCount) info->mip_levels = header->mipMapCount;
|
|
|
|
if (has_extended_header(header)) {
|
|
if (header_dxt10->arraySize) info->array_size = header_dxt10->arraySize;
|
|
info->format = header_dxt10->dxgiFormat;
|
|
info->dimension = get_dimension(NULL, header_dxt10);
|
|
info->alpha_mode = header_dxt10->miscFlags2 & 0x00000008;
|
|
info->data_offset = sizeof(DWORD) + sizeof(*header) + sizeof(*header_dxt10);
|
|
if (is_compressed(info->format)) {
|
|
info->pixel_format = (info->alpha_mode == WICDdsAlphaModePremultiplied) ?
|
|
&GUID_WICPixelFormat32bppPBGRA : &GUID_WICPixelFormat32bppBGRA;
|
|
info->pixel_format_bpp = 32;
|
|
} else {
|
|
info->pixel_format = dxgi_format_to_wic_format(info->format);
|
|
info->pixel_format_bpp = get_bytes_per_block_from_format(info->format) * 8;
|
|
}
|
|
} else {
|
|
format_info = get_dds_format(&header->ddspf);
|
|
info->format = format_info->dxgi_format;
|
|
info->dimension = get_dimension(header, NULL);
|
|
info->alpha_mode = get_alpha_mode_from_fourcc(header->ddspf.fourCC);
|
|
info->data_offset = sizeof(DWORD) + sizeof(*header);
|
|
info->pixel_format = format_info->wic_format;
|
|
info->pixel_format_bpp = format_info->wic_format_bpp;
|
|
}
|
|
|
|
if (header->ddspf.flags & (DDPF_RGB | DDPF_ALPHA | DDPF_LUMINANCE)) {
|
|
info->bytes_per_block = header->ddspf.rgbBitCount / 8;
|
|
} else {
|
|
info->bytes_per_block = get_bytes_per_block_from_format(info->format);
|
|
}
|
|
|
|
/* get frame count */
|
|
|
|
if (info->depth == 1) {
|
|
info->frame_count = info->array_size * info->mip_levels;
|
|
} else {
|
|
info->frame_count = 0;
|
|
depth = info->depth;
|
|
for (i = 0; i < info->mip_levels; i++)
|
|
{
|
|
info->frame_count += depth;
|
|
if (depth > 1) depth /= 2;
|
|
}
|
|
info->frame_count *= info->array_size;
|
|
}
|
|
if (info->dimension == WICDdsTextureCube) info->frame_count *= 6;
|
|
}
|
|
|
|
static void decode_block(const BYTE *block_data, UINT block_count, DXGI_FORMAT format,
|
|
UINT width, UINT height, DWORD *buffer)
|
|
{
|
|
const BYTE *block, *color_indices, *alpha_indices, *alpha_table;
|
|
int i, j, x, y, block_x, block_y, color_index, alpha_index;
|
|
int block_size, color_offset, color_indices_offset;
|
|
WORD color[4], color_value = 0;
|
|
BYTE alpha[8], alpha_value = 0;
|
|
|
|
if (format == DXGI_FORMAT_BC1_UNORM) {
|
|
block_size = 8;
|
|
color_offset = 0;
|
|
color_indices_offset = 4;
|
|
} else {
|
|
block_size = 16;
|
|
color_offset = 8;
|
|
color_indices_offset = 12;
|
|
}
|
|
block_x = 0;
|
|
block_y = 0;
|
|
|
|
for (i = 0; i < block_count; i++)
|
|
{
|
|
block = block_data + i * block_size;
|
|
|
|
color[0] = *((WORD *)(block + color_offset));
|
|
color[1] = *((WORD *)(block + color_offset + 2));
|
|
color[2] = MAKE_RGB565(((GET_RGB565_R(color[0]) * 2 + GET_RGB565_R(color[1]) + 1) / 3),
|
|
((GET_RGB565_G(color[0]) * 2 + GET_RGB565_G(color[1]) + 1) / 3),
|
|
((GET_RGB565_B(color[0]) * 2 + GET_RGB565_B(color[1]) + 1) / 3));
|
|
color[3] = MAKE_RGB565(((GET_RGB565_R(color[0]) + GET_RGB565_R(color[1]) * 2 + 1) / 3),
|
|
((GET_RGB565_G(color[0]) + GET_RGB565_G(color[1]) * 2 + 1) / 3),
|
|
((GET_RGB565_B(color[0]) + GET_RGB565_B(color[1]) * 2 + 1) / 3));
|
|
|
|
switch (format)
|
|
{
|
|
case DXGI_FORMAT_BC1_UNORM:
|
|
if (color[0] <= color[1]) {
|
|
color[2] = MAKE_RGB565(((GET_RGB565_R(color[0]) + GET_RGB565_R(color[1]) + 1) / 2),
|
|
((GET_RGB565_G(color[0]) + GET_RGB565_G(color[1]) + 1) / 2),
|
|
((GET_RGB565_B(color[0]) + GET_RGB565_B(color[1]) + 1) / 2));
|
|
color[3] = 0;
|
|
}
|
|
break;
|
|
case DXGI_FORMAT_BC2_UNORM:
|
|
alpha_table = block;
|
|
break;
|
|
case DXGI_FORMAT_BC3_UNORM:
|
|
alpha[0] = *block;
|
|
alpha[1] = *(block + 1);
|
|
if (alpha[0] > alpha[1]) {
|
|
for (j = 2; j < 8; j++)
|
|
{
|
|
alpha[j] = (BYTE)((alpha[0] * (8 - j) + alpha[1] * (j - 1) + 3) / 7);
|
|
}
|
|
} else {
|
|
for (j = 2; j < 6; j++)
|
|
{
|
|
alpha[j] = (BYTE)((alpha[0] * (6 - j) + alpha[1] * (j - 1) + 2) / 5);
|
|
}
|
|
alpha[6] = 0;
|
|
alpha[7] = 0xFF;
|
|
}
|
|
alpha_indices = block + 2;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
color_indices = block + color_indices_offset;
|
|
for (j = 0; j < 16; j++)
|
|
{
|
|
x = block_x + j % 4;
|
|
y = block_y + j / 4;
|
|
if (x >= width || y >= height) continue;
|
|
|
|
color_index = (color_indices[j / 4] >> ((j % 4) * 2)) & 0x3;
|
|
color_value = color[color_index];
|
|
|
|
switch (format)
|
|
{
|
|
case DXGI_FORMAT_BC1_UNORM:
|
|
if ((color[0] <= color[1]) && !color_value) {
|
|
color_value = 0;
|
|
alpha_value = 0;
|
|
} else {
|
|
alpha_value = 0xFF;
|
|
}
|
|
break;
|
|
case DXGI_FORMAT_BC2_UNORM:
|
|
alpha_value = (alpha_table[j / 2] >> (j % 2) * 4) & 0xF;
|
|
alpha_value = (BYTE)((alpha_value * 0xFF + 0x7)/ 0xF);
|
|
break;
|
|
case DXGI_FORMAT_BC3_UNORM:
|
|
alpha_index = (*((DWORD *)(alpha_indices + (j / 8) * 3)) >> ((j % 8) * 3)) & 0x7;
|
|
alpha_value = alpha[alpha_index];
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
buffer[x + y * width] = rgb565_to_argb(color_value, alpha_value);
|
|
}
|
|
|
|
block_x += DDS_BLOCK_WIDTH;
|
|
if (block_x >= width) {
|
|
block_x = 0;
|
|
block_y += DDS_BLOCK_HEIGHT;
|
|
}
|
|
}
|
|
}
|
|
|
|
static inline DdsDecoder *impl_from_IWICBitmapDecoder(IWICBitmapDecoder *iface)
|
|
{
|
|
return CONTAINING_RECORD(iface, DdsDecoder, IWICBitmapDecoder_iface);
|
|
}
|
|
|
|
static inline DdsDecoder *impl_from_IWICDdsDecoder(IWICDdsDecoder *iface)
|
|
{
|
|
return CONTAINING_RECORD(iface, DdsDecoder, IWICDdsDecoder_iface);
|
|
}
|
|
|
|
static inline DdsDecoder *impl_from_IWICWineDecoder(IWICWineDecoder *iface)
|
|
{
|
|
return CONTAINING_RECORD(iface, DdsDecoder, IWICWineDecoder_iface);
|
|
}
|
|
|
|
static inline DdsFrameDecode *impl_from_IWICBitmapFrameDecode(IWICBitmapFrameDecode *iface)
|
|
{
|
|
return CONTAINING_RECORD(iface, DdsFrameDecode, IWICBitmapFrameDecode_iface);
|
|
}
|
|
|
|
static inline DdsFrameDecode *impl_from_IWICDdsFrameDecode(IWICDdsFrameDecode *iface)
|
|
{
|
|
return CONTAINING_RECORD(iface, DdsFrameDecode, IWICDdsFrameDecode_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_QueryInterface(IWICBitmapFrameDecode *iface, REFIID iid,
|
|
void **ppv)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICBitmapFrameDecode(iface);
|
|
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
|
|
|
|
if (!ppv) return E_INVALIDARG;
|
|
|
|
if (IsEqualIID(&IID_IUnknown, iid) ||
|
|
IsEqualIID(&IID_IWICBitmapSource, iid) ||
|
|
IsEqualIID(&IID_IWICBitmapFrameDecode, iid)) {
|
|
*ppv = &This->IWICBitmapFrameDecode_iface;
|
|
} else if (IsEqualGUID(&IID_IWICDdsFrameDecode, iid)) {
|
|
*ppv = &This->IWICDdsFrameDecode_iface;
|
|
} else {
|
|
*ppv = NULL;
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
static ULONG WINAPI DdsFrameDecode_AddRef(IWICBitmapFrameDecode *iface)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICBitmapFrameDecode(iface);
|
|
ULONG ref = InterlockedIncrement(&This->ref);
|
|
|
|
TRACE("(%p) refcount=%u\n", iface, ref);
|
|
|
|
return ref;
|
|
}
|
|
|
|
static ULONG WINAPI DdsFrameDecode_Release(IWICBitmapFrameDecode *iface)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICBitmapFrameDecode(iface);
|
|
ULONG ref = InterlockedDecrement(&This->ref);
|
|
|
|
TRACE("(%p) refcount=%u\n", iface, ref);
|
|
|
|
if (ref == 0) {
|
|
if (This->pixel_data != This->block_data) HeapFree(GetProcessHeap(), 0, This->pixel_data);
|
|
HeapFree(GetProcessHeap(), 0, This->block_data);
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
}
|
|
|
|
return ref;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_GetSize(IWICBitmapFrameDecode *iface,
|
|
UINT *puiWidth, UINT *puiHeight)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICBitmapFrameDecode(iface);
|
|
|
|
if (!puiWidth || !puiHeight) return E_INVALIDARG;
|
|
|
|
*puiWidth = This->info.width;
|
|
*puiHeight = This->info.height;
|
|
|
|
TRACE("(%p) -> (%d,%d)\n", iface, *puiWidth, *puiHeight);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_GetPixelFormat(IWICBitmapFrameDecode *iface,
|
|
WICPixelFormatGUID *pPixelFormat)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICBitmapFrameDecode(iface);
|
|
|
|
if (!pPixelFormat) return E_INVALIDARG;
|
|
|
|
*pPixelFormat = *This->info.pixel_format;
|
|
|
|
TRACE("(%p) -> %s\n", iface, debugstr_guid(pPixelFormat));
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_GetResolution(IWICBitmapFrameDecode *iface,
|
|
double *pDpiX, double *pDpiY)
|
|
{
|
|
FIXME("(%p,%p,%p): stub.\n", iface, pDpiX, pDpiY);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_CopyPalette(IWICBitmapFrameDecode *iface,
|
|
IWICPalette *pIPalette)
|
|
{
|
|
FIXME("(%p,%p): stub.\n", iface, pIPalette);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_CopyPixels(IWICBitmapFrameDecode *iface,
|
|
const WICRect *prc, UINT cbStride, UINT cbBufferSize, BYTE *pbBuffer)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICBitmapFrameDecode(iface);
|
|
UINT bpp, frame_stride, frame_size;
|
|
INT x, y, width, height;
|
|
HRESULT hr;
|
|
|
|
TRACE("(%p,%s,%u,%u,%p)\n", iface, debug_wic_rect(prc), cbStride, cbBufferSize, pbBuffer);
|
|
|
|
if (!pbBuffer) return E_INVALIDARG;
|
|
|
|
bpp = This->info.pixel_format_bpp;
|
|
if (!bpp) return WINCODEC_ERR_UNSUPPORTEDPIXELFORMAT;
|
|
|
|
frame_stride = This->info.width * bpp / 8;
|
|
frame_size = frame_stride * This->info.height;
|
|
if (!prc) {
|
|
if (cbStride < frame_stride) return E_INVALIDARG;
|
|
if (cbBufferSize < frame_size) return WINCODEC_ERR_INSUFFICIENTBUFFER;
|
|
} else {
|
|
x = prc->X;
|
|
y = prc->Y;
|
|
width = prc->Width;
|
|
height = prc->Height;
|
|
if (x < 0 || y < 0 || width <= 0 || height <= 0 ||
|
|
x + width > This->info.width ||
|
|
y + height > This->info.height) {
|
|
return E_INVALIDARG;
|
|
}
|
|
if (cbStride < width * bpp / 8) return E_INVALIDARG;
|
|
if (cbBufferSize < cbStride * height) return WINCODEC_ERR_INSUFFICIENTBUFFER;
|
|
}
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if (!This->pixel_data) {
|
|
if (is_compressed(This->info.format)) {
|
|
This->pixel_data = HeapAlloc(GetProcessHeap(), 0, frame_size);
|
|
if (!This->pixel_data) {
|
|
hr = E_OUTOFMEMORY;
|
|
goto end;
|
|
}
|
|
decode_block(This->block_data, This->info.width_in_blocks * This->info.height_in_blocks, This->info.format,
|
|
This->info.width, This->info.height, (DWORD *)This->pixel_data);
|
|
} else {
|
|
This->pixel_data = This->block_data;
|
|
}
|
|
}
|
|
|
|
hr = copy_pixels(bpp, This->pixel_data, This->info.width, This->info.height, frame_stride,
|
|
prc, cbStride, cbBufferSize, pbBuffer);
|
|
|
|
end:
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_GetMetadataQueryReader(IWICBitmapFrameDecode *iface,
|
|
IWICMetadataQueryReader **ppIMetadataQueryReader)
|
|
{
|
|
FIXME("(%p,%p): stub.\n", iface, ppIMetadataQueryReader);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_GetColorContexts(IWICBitmapFrameDecode *iface,
|
|
UINT cCount, IWICColorContext **ppIColorContexts, UINT *pcActualCount)
|
|
{
|
|
FIXME("(%p,%u,%p,%p): stub.\n", iface, cCount, ppIColorContexts, pcActualCount);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_GetThumbnail(IWICBitmapFrameDecode *iface,
|
|
IWICBitmapSource **ppIThumbnail)
|
|
{
|
|
FIXME("(%p,%p): stub.\n", iface, ppIThumbnail);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const IWICBitmapFrameDecodeVtbl DdsFrameDecode_Vtbl = {
|
|
DdsFrameDecode_QueryInterface,
|
|
DdsFrameDecode_AddRef,
|
|
DdsFrameDecode_Release,
|
|
DdsFrameDecode_GetSize,
|
|
DdsFrameDecode_GetPixelFormat,
|
|
DdsFrameDecode_GetResolution,
|
|
DdsFrameDecode_CopyPalette,
|
|
DdsFrameDecode_CopyPixels,
|
|
DdsFrameDecode_GetMetadataQueryReader,
|
|
DdsFrameDecode_GetColorContexts,
|
|
DdsFrameDecode_GetThumbnail
|
|
};
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_Dds_QueryInterface(IWICDdsFrameDecode *iface,
|
|
REFIID iid, void **ppv)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICDdsFrameDecode(iface);
|
|
return DdsFrameDecode_QueryInterface(&This->IWICBitmapFrameDecode_iface, iid, ppv);
|
|
}
|
|
|
|
static ULONG WINAPI DdsFrameDecode_Dds_AddRef(IWICDdsFrameDecode *iface)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICDdsFrameDecode(iface);
|
|
return DdsFrameDecode_AddRef(&This->IWICBitmapFrameDecode_iface);
|
|
}
|
|
|
|
static ULONG WINAPI DdsFrameDecode_Dds_Release(IWICDdsFrameDecode *iface)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICDdsFrameDecode(iface);
|
|
return DdsFrameDecode_Release(&This->IWICBitmapFrameDecode_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_Dds_GetSizeInBlocks(IWICDdsFrameDecode *iface,
|
|
UINT *widthInBlocks, UINT *heightInBlocks)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICDdsFrameDecode(iface);
|
|
|
|
if (!widthInBlocks || !heightInBlocks) return E_INVALIDARG;
|
|
|
|
*widthInBlocks = This->info.width_in_blocks;
|
|
*heightInBlocks = This->info.height_in_blocks;
|
|
|
|
TRACE("(%p,%p,%p) -> (%d,%d)\n", iface, widthInBlocks, heightInBlocks, *widthInBlocks, *heightInBlocks);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_Dds_GetFormatInfo(IWICDdsFrameDecode *iface,
|
|
WICDdsFormatInfo *formatInfo)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICDdsFrameDecode(iface);
|
|
|
|
if (!formatInfo) return E_INVALIDARG;
|
|
|
|
formatInfo->DxgiFormat = This->info.format;
|
|
formatInfo->BytesPerBlock = This->info.bytes_per_block;
|
|
formatInfo->BlockWidth = This->info.block_width;
|
|
formatInfo->BlockHeight = This->info.block_height;
|
|
|
|
TRACE("(%p,%p) -> (0x%x,%d,%d,%d)\n", iface, formatInfo,
|
|
formatInfo->DxgiFormat, formatInfo->BytesPerBlock, formatInfo->BlockWidth, formatInfo->BlockHeight);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsFrameDecode_Dds_CopyBlocks(IWICDdsFrameDecode *iface,
|
|
const WICRect *boundsInBlocks, UINT stride, UINT bufferSize,
|
|
BYTE *buffer)
|
|
{
|
|
DdsFrameDecode *This = impl_from_IWICDdsFrameDecode(iface);
|
|
int x, y, width, height;
|
|
UINT bytes_per_block, frame_stride, frame_size;
|
|
|
|
TRACE("(%p,%p,%u,%u,%p)\n", iface, boundsInBlocks, stride, bufferSize, buffer);
|
|
|
|
if (!buffer) return E_INVALIDARG;
|
|
|
|
bytes_per_block = This->info.bytes_per_block;
|
|
frame_stride = This->info.width_in_blocks * bytes_per_block;
|
|
frame_size = frame_stride * This->info.height_in_blocks;
|
|
|
|
if (!boundsInBlocks) {
|
|
if (stride < frame_stride) return E_INVALIDARG;
|
|
if (bufferSize < frame_size) return E_INVALIDARG;
|
|
} else {
|
|
x = boundsInBlocks->X;
|
|
y = boundsInBlocks->Y;
|
|
width = boundsInBlocks->Width;
|
|
height = boundsInBlocks->Height;
|
|
if (x < 0 || y < 0 || width <= 0 || height <= 0 ||
|
|
x + width > This->info.width_in_blocks ||
|
|
y + height > This->info.height_in_blocks) {
|
|
return E_INVALIDARG;
|
|
}
|
|
if (stride < width * bytes_per_block) return E_INVALIDARG;
|
|
if (bufferSize < stride * height) return E_INVALIDARG;
|
|
}
|
|
|
|
return copy_pixels(This->info.bytes_per_block * 8, This->block_data, This->info.width_in_blocks,
|
|
This->info.height_in_blocks, frame_stride, boundsInBlocks, stride, bufferSize, buffer);
|
|
}
|
|
|
|
static const IWICDdsFrameDecodeVtbl DdsFrameDecode_Dds_Vtbl = {
|
|
DdsFrameDecode_Dds_QueryInterface,
|
|
DdsFrameDecode_Dds_AddRef,
|
|
DdsFrameDecode_Dds_Release,
|
|
DdsFrameDecode_Dds_GetSizeInBlocks,
|
|
DdsFrameDecode_Dds_GetFormatInfo,
|
|
DdsFrameDecode_Dds_CopyBlocks
|
|
};
|
|
|
|
static HRESULT DdsFrameDecode_CreateInstance(DdsFrameDecode **frame_decode)
|
|
{
|
|
DdsFrameDecode *result;
|
|
|
|
result = HeapAlloc(GetProcessHeap(), 0, sizeof(*result));
|
|
if (!result) return E_OUTOFMEMORY;
|
|
|
|
result->IWICBitmapFrameDecode_iface.lpVtbl = &DdsFrameDecode_Vtbl;
|
|
result->IWICDdsFrameDecode_iface.lpVtbl = &DdsFrameDecode_Dds_Vtbl;
|
|
result->ref = 1;
|
|
InitializeCriticalSection(&result->lock);
|
|
result->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": DdsFrameDecode.lock");
|
|
|
|
*frame_decode = result;
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_QueryInterface(IWICBitmapDecoder *iface, REFIID iid,
|
|
void **ppv)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICBitmapDecoder(iface);
|
|
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
|
|
|
|
if (!ppv) return E_INVALIDARG;
|
|
|
|
if (IsEqualIID(&IID_IUnknown, iid) ||
|
|
IsEqualIID(&IID_IWICBitmapDecoder, iid)) {
|
|
*ppv = &This->IWICBitmapDecoder_iface;
|
|
} else if (IsEqualIID(&IID_IWICDdsDecoder, iid)) {
|
|
*ppv = &This->IWICDdsDecoder_iface;
|
|
} else if (IsEqualIID(&IID_IWICWineDecoder, iid)) {
|
|
*ppv = &This->IWICWineDecoder_iface;
|
|
} else {
|
|
*ppv = NULL;
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
static ULONG WINAPI DdsDecoder_AddRef(IWICBitmapDecoder *iface)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICBitmapDecoder(iface);
|
|
ULONG ref = InterlockedIncrement(&This->ref);
|
|
|
|
TRACE("(%p) refcount=%u\n", iface, ref);
|
|
|
|
return ref;
|
|
}
|
|
|
|
static ULONG WINAPI DdsDecoder_Release(IWICBitmapDecoder *iface)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICBitmapDecoder(iface);
|
|
ULONG ref = InterlockedDecrement(&This->ref);
|
|
|
|
TRACE("(%p) refcount=%u\n", iface, ref);
|
|
|
|
if (ref == 0)
|
|
{
|
|
This->lock.DebugInfo->Spare[0] = 0;
|
|
DeleteCriticalSection(&This->lock);
|
|
if (This->stream) IStream_Release(This->stream);
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
}
|
|
|
|
return ref;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_QueryCapability(IWICBitmapDecoder *iface, IStream *stream,
|
|
DWORD *capability)
|
|
{
|
|
FIXME("(%p,%p,%p): stub.\n", iface, stream, capability);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_Initialize(IWICBitmapDecoder *iface, IStream *pIStream,
|
|
WICDecodeOptions cacheOptions)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICBitmapDecoder(iface);
|
|
HRESULT hr;
|
|
|
|
TRACE("(%p,%p,%x)\n", iface, pIStream, cacheOptions);
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
hr = IWICWineDecoder_Initialize(&This->IWICWineDecoder_iface, pIStream, cacheOptions);
|
|
if (FAILED(hr)) goto end;
|
|
|
|
if (This->info.dimension == WICDdsTextureCube ||
|
|
(This->info.format != DXGI_FORMAT_BC1_UNORM &&
|
|
This->info.format != DXGI_FORMAT_BC2_UNORM &&
|
|
This->info.format != DXGI_FORMAT_BC3_UNORM)) {
|
|
IStream_Release(pIStream);
|
|
This->stream = NULL;
|
|
This->initialized = FALSE;
|
|
hr = WINCODEC_ERR_BADHEADER;
|
|
}
|
|
|
|
end:
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_GetContainerFormat(IWICBitmapDecoder *iface,
|
|
GUID *pguidContainerFormat)
|
|
{
|
|
TRACE("(%p,%p)\n", iface, pguidContainerFormat);
|
|
|
|
memcpy(pguidContainerFormat, &GUID_ContainerFormatDds, sizeof(GUID));
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_GetDecoderInfo(IWICBitmapDecoder *iface,
|
|
IWICBitmapDecoderInfo **ppIDecoderInfo)
|
|
{
|
|
TRACE("(%p,%p)\n", iface, ppIDecoderInfo);
|
|
|
|
return get_decoder_info(&CLSID_WICDdsDecoder, ppIDecoderInfo);
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_CopyPalette(IWICBitmapDecoder *iface,
|
|
IWICPalette *pIPalette)
|
|
{
|
|
TRACE("(%p,%p)\n", iface, pIPalette);
|
|
|
|
return WINCODEC_ERR_PALETTEUNAVAILABLE;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_GetMetadataQueryReader(IWICBitmapDecoder *iface,
|
|
IWICMetadataQueryReader **ppIMetadataQueryReader)
|
|
{
|
|
if (!ppIMetadataQueryReader) return E_INVALIDARG;
|
|
|
|
FIXME("(%p,%p)\n", iface, ppIMetadataQueryReader);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_GetPreview(IWICBitmapDecoder *iface,
|
|
IWICBitmapSource **ppIBitmapSource)
|
|
{
|
|
TRACE("(%p,%p)\n", iface, ppIBitmapSource);
|
|
|
|
return WINCODEC_ERR_UNSUPPORTEDOPERATION;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_GetColorContexts(IWICBitmapDecoder *iface,
|
|
UINT cCount, IWICColorContext **ppDdslorContexts, UINT *pcActualCount)
|
|
{
|
|
TRACE("(%p,%u,%p,%p)\n", iface, cCount, ppDdslorContexts, pcActualCount);
|
|
|
|
return WINCODEC_ERR_UNSUPPORTEDOPERATION;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_GetThumbnail(IWICBitmapDecoder *iface,
|
|
IWICBitmapSource **ppIThumbnail)
|
|
{
|
|
TRACE("(%p,%p)\n", iface, ppIThumbnail);
|
|
|
|
return WINCODEC_ERR_CODECNOTHUMBNAIL;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_GetFrameCount(IWICBitmapDecoder *iface,
|
|
UINT *pCount)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICBitmapDecoder(iface);
|
|
|
|
if (!pCount) return E_INVALIDARG;
|
|
if (!This->initialized) return WINCODEC_ERR_WRONGSTATE;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
*pCount = This->info.frame_count;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
TRACE("(%p) -> %d\n", iface, *pCount);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_GetFrame(IWICBitmapDecoder *iface,
|
|
UINT index, IWICBitmapFrameDecode **ppIBitmapFrame)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICBitmapDecoder(iface);
|
|
UINT frame_per_texture, array_index, mip_level, slice_index, depth;
|
|
|
|
TRACE("(%p,%u,%p)\n", iface, index, ppIBitmapFrame);
|
|
|
|
if (!ppIBitmapFrame) return E_INVALIDARG;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if (!This->initialized) {
|
|
LeaveCriticalSection(&This->lock);
|
|
return WINCODEC_ERR_WRONGSTATE;
|
|
}
|
|
|
|
if (This->info.dimension == WICDdsTextureCube) {
|
|
frame_per_texture = This->info.mip_levels;
|
|
} else {
|
|
frame_per_texture = This->info.frame_count / This->info.array_size;
|
|
}
|
|
array_index = index / frame_per_texture;
|
|
slice_index = index % frame_per_texture;
|
|
depth = This->info.depth;
|
|
mip_level = 0;
|
|
while (slice_index >= depth)
|
|
{
|
|
slice_index -= depth;
|
|
mip_level++;
|
|
if (depth > 1) depth /= 2;
|
|
}
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return DdsDecoder_Dds_GetFrame(&This->IWICDdsDecoder_iface, array_index, mip_level, slice_index, ppIBitmapFrame);
|
|
}
|
|
|
|
static const IWICBitmapDecoderVtbl DdsDecoder_Vtbl = {
|
|
DdsDecoder_QueryInterface,
|
|
DdsDecoder_AddRef,
|
|
DdsDecoder_Release,
|
|
DdsDecoder_QueryCapability,
|
|
DdsDecoder_Initialize,
|
|
DdsDecoder_GetContainerFormat,
|
|
DdsDecoder_GetDecoderInfo,
|
|
DdsDecoder_CopyPalette,
|
|
DdsDecoder_GetMetadataQueryReader,
|
|
DdsDecoder_GetPreview,
|
|
DdsDecoder_GetColorContexts,
|
|
DdsDecoder_GetThumbnail,
|
|
DdsDecoder_GetFrameCount,
|
|
DdsDecoder_GetFrame
|
|
};
|
|
|
|
static HRESULT WINAPI DdsDecoder_Dds_QueryInterface(IWICDdsDecoder *iface,
|
|
REFIID iid, void **ppv)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICDdsDecoder(iface);
|
|
return DdsDecoder_QueryInterface(&This->IWICBitmapDecoder_iface, iid, ppv);
|
|
}
|
|
|
|
static ULONG WINAPI DdsDecoder_Dds_AddRef(IWICDdsDecoder *iface)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICDdsDecoder(iface);
|
|
return DdsDecoder_AddRef(&This->IWICBitmapDecoder_iface);
|
|
}
|
|
|
|
static ULONG WINAPI DdsDecoder_Dds_Release(IWICDdsDecoder *iface)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICDdsDecoder(iface);
|
|
return DdsDecoder_Release(&This->IWICBitmapDecoder_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_Dds_GetParameters(IWICDdsDecoder *iface,
|
|
WICDdsParameters *parameters)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICDdsDecoder(iface);
|
|
HRESULT hr;
|
|
|
|
if (!parameters) return E_INVALIDARG;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if (!This->initialized) {
|
|
hr = WINCODEC_ERR_WRONGSTATE;
|
|
goto end;
|
|
}
|
|
|
|
parameters->Width = This->info.width;
|
|
parameters->Height = This->info.height;
|
|
parameters->Depth = This->info.depth;
|
|
parameters->MipLevels = This->info.mip_levels;
|
|
parameters->ArraySize = This->info.array_size;
|
|
parameters->DxgiFormat = This->info.format;
|
|
parameters->Dimension = This->info.dimension;
|
|
parameters->AlphaMode = This->info.alpha_mode;
|
|
|
|
TRACE("(%p) -> (%dx%d depth=%d mipLevels=%d arraySize=%d dxgiFormat=0x%x dimension=0x%x alphaMode=0x%x)\n",
|
|
iface, parameters->Width, parameters->Height, parameters->Depth, parameters->MipLevels,
|
|
parameters->ArraySize, parameters->DxgiFormat, parameters->Dimension, parameters->AlphaMode);
|
|
|
|
hr = S_OK;
|
|
|
|
end:
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_Dds_GetFrame(IWICDdsDecoder *iface,
|
|
UINT arrayIndex, UINT mipLevel, UINT sliceIndex,
|
|
IWICBitmapFrameDecode **bitmapFrame)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICDdsDecoder(iface);
|
|
HRESULT hr;
|
|
LARGE_INTEGER seek;
|
|
UINT width, height, depth, block_width, block_height, width_in_blocks, height_in_blocks, size;
|
|
UINT frame_width = 0, frame_height = 0, frame_width_in_blocks = 0, frame_height_in_blocks = 0, frame_size = 0;
|
|
UINT bytes_per_block, bytesread, i;
|
|
DdsFrameDecode *frame_decode = NULL;
|
|
|
|
TRACE("(%p,%u,%u,%u,%p)\n", iface, arrayIndex, mipLevel, sliceIndex, bitmapFrame);
|
|
|
|
if (!bitmapFrame) return E_INVALIDARG;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if (!This->initialized) {
|
|
hr = WINCODEC_ERR_WRONGSTATE;
|
|
goto end;
|
|
}
|
|
|
|
if ((arrayIndex >= This->info.array_size && This->info.dimension != WICDdsTextureCube) ||
|
|
(arrayIndex >= This->info.array_size * 6) ||
|
|
(mipLevel >= This->info.mip_levels) ||
|
|
(sliceIndex >= This->info.depth)) {
|
|
hr = E_INVALIDARG;
|
|
goto end;
|
|
}
|
|
|
|
if (is_compressed(This->info.format)) {
|
|
block_width = DDS_BLOCK_WIDTH;
|
|
block_height = DDS_BLOCK_HEIGHT;
|
|
} else {
|
|
block_width = 1;
|
|
block_height = 1;
|
|
}
|
|
bytes_per_block = This->info.bytes_per_block;
|
|
seek.QuadPart = This->info.data_offset;
|
|
|
|
width = This->info.width;
|
|
height = This->info.height;
|
|
depth = This->info.depth;
|
|
for (i = 0; i < This->info.mip_levels; i++)
|
|
{
|
|
width_in_blocks = (width + block_width - 1) / block_width;
|
|
height_in_blocks = (height + block_height - 1) / block_height;
|
|
size = width_in_blocks * height_in_blocks * bytes_per_block;
|
|
|
|
if (i < mipLevel) {
|
|
seek.QuadPart += size * depth;
|
|
} else if (i == mipLevel){
|
|
seek.QuadPart += size * sliceIndex;
|
|
frame_width = width;
|
|
frame_height = height;
|
|
frame_width_in_blocks = width_in_blocks;
|
|
frame_height_in_blocks = height_in_blocks;
|
|
frame_size = frame_width_in_blocks * frame_height_in_blocks * bytes_per_block;
|
|
if (arrayIndex == 0) break;
|
|
}
|
|
seek.QuadPart += arrayIndex * size * depth;
|
|
|
|
if (width > 1) width /= 2;
|
|
if (height > 1) height /= 2;
|
|
if (depth > 1) depth /= 2;
|
|
}
|
|
|
|
hr = DdsFrameDecode_CreateInstance(&frame_decode);
|
|
if (hr != S_OK) goto end;
|
|
frame_decode->info.width = frame_width;
|
|
frame_decode->info.height = frame_height;
|
|
frame_decode->info.format = This->info.format;
|
|
frame_decode->info.bytes_per_block = bytes_per_block;
|
|
frame_decode->info.block_width = block_width;
|
|
frame_decode->info.block_height = block_height;
|
|
frame_decode->info.width_in_blocks = frame_width_in_blocks;
|
|
frame_decode->info.height_in_blocks = frame_height_in_blocks;
|
|
frame_decode->info.pixel_format = This->info.pixel_format;
|
|
frame_decode->info.pixel_format_bpp = This->info.pixel_format_bpp;
|
|
frame_decode->block_data = HeapAlloc(GetProcessHeap(), 0, frame_size);
|
|
frame_decode->pixel_data = NULL;
|
|
hr = IStream_Seek(This->stream, seek, SEEK_SET, NULL);
|
|
if (hr != S_OK) goto end;
|
|
hr = IStream_Read(This->stream, frame_decode->block_data, frame_size, &bytesread);
|
|
if (hr != S_OK || bytesread != frame_size) {
|
|
hr = WINCODEC_ERR_STREAMREAD;
|
|
goto end;
|
|
}
|
|
*bitmapFrame = &frame_decode->IWICBitmapFrameDecode_iface;
|
|
|
|
hr = S_OK;
|
|
|
|
end:
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
if (hr != S_OK && frame_decode) DdsFrameDecode_Release(&frame_decode->IWICBitmapFrameDecode_iface);
|
|
|
|
return hr;
|
|
}
|
|
|
|
static const IWICDdsDecoderVtbl DdsDecoder_Dds_Vtbl = {
|
|
DdsDecoder_Dds_QueryInterface,
|
|
DdsDecoder_Dds_AddRef,
|
|
DdsDecoder_Dds_Release,
|
|
DdsDecoder_Dds_GetParameters,
|
|
DdsDecoder_Dds_GetFrame
|
|
};
|
|
|
|
static HRESULT WINAPI DdsDecoder_Wine_QueryInterface(IWICWineDecoder *iface, REFIID iid, void **ppv)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICWineDecoder(iface);
|
|
return DdsDecoder_QueryInterface(&This->IWICBitmapDecoder_iface, iid, ppv);
|
|
}
|
|
|
|
static ULONG WINAPI DdsDecoder_Wine_AddRef(IWICWineDecoder *iface)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICWineDecoder(iface);
|
|
return DdsDecoder_AddRef(&This->IWICBitmapDecoder_iface);
|
|
}
|
|
|
|
static ULONG WINAPI DdsDecoder_Wine_Release(IWICWineDecoder *iface)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICWineDecoder(iface);
|
|
return DdsDecoder_Release(&This->IWICBitmapDecoder_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI DdsDecoder_Wine_Initialize(IWICWineDecoder *iface, IStream *stream, WICDecodeOptions options)
|
|
{
|
|
DdsDecoder *This = impl_from_IWICWineDecoder(iface);
|
|
DDS_HEADER_DXT10 header_dxt10;
|
|
LARGE_INTEGER seek;
|
|
DDS_HEADER header;
|
|
ULONG bytesread;
|
|
DWORD magic;
|
|
HRESULT hr;
|
|
|
|
TRACE("(This %p, stream %p, options %#x)\n", iface, stream, options);
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if (This->initialized) {
|
|
hr = WINCODEC_ERR_WRONGSTATE;
|
|
goto end;
|
|
}
|
|
|
|
seek.QuadPart = 0;
|
|
hr = IStream_Seek(stream, seek, SEEK_SET, NULL);
|
|
if (FAILED(hr)) goto end;
|
|
|
|
hr = IStream_Read(stream, &magic, sizeof(magic), &bytesread);
|
|
if (FAILED(hr)) goto end;
|
|
if (bytesread != sizeof(magic)) {
|
|
hr = WINCODEC_ERR_STREAMREAD;
|
|
goto end;
|
|
}
|
|
if (magic != DDS_MAGIC) {
|
|
hr = WINCODEC_ERR_UNKNOWNIMAGEFORMAT;
|
|
goto end;
|
|
}
|
|
|
|
hr = IStream_Read(stream, &header, sizeof(header), &bytesread);
|
|
if (FAILED(hr)) goto end;
|
|
if (bytesread != sizeof(header)) {
|
|
hr = WINCODEC_ERR_STREAMREAD;
|
|
goto end;
|
|
}
|
|
if (header.size != sizeof(header)) {
|
|
hr = WINCODEC_ERR_BADHEADER;
|
|
goto end;
|
|
}
|
|
|
|
if (has_extended_header(&header)) {
|
|
hr = IStream_Read(stream, &header_dxt10, sizeof(header_dxt10), &bytesread);
|
|
if (FAILED(hr)) goto end;
|
|
if (bytesread != sizeof(header_dxt10)) {
|
|
hr = WINCODEC_ERR_STREAMREAD;
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
get_dds_info(&This->info, &header, &header_dxt10);
|
|
|
|
This->initialized = TRUE;
|
|
This->stream = stream;
|
|
IStream_AddRef(stream);
|
|
|
|
end:
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return hr;
|
|
}
|
|
|
|
static const IWICWineDecoderVtbl DdsDecoder_Wine_Vtbl = {
|
|
DdsDecoder_Wine_QueryInterface,
|
|
DdsDecoder_Wine_AddRef,
|
|
DdsDecoder_Wine_Release,
|
|
DdsDecoder_Wine_Initialize
|
|
};
|
|
|
|
HRESULT DdsDecoder_CreateInstance(REFIID iid, void** ppv)
|
|
{
|
|
DdsDecoder *This;
|
|
HRESULT ret;
|
|
|
|
TRACE("(%s,%p)\n", debugstr_guid(iid), ppv);
|
|
|
|
*ppv = NULL;
|
|
|
|
This = HeapAlloc(GetProcessHeap(), 0, sizeof(DdsDecoder));
|
|
if (!This) return E_OUTOFMEMORY;
|
|
|
|
This->IWICBitmapDecoder_iface.lpVtbl = &DdsDecoder_Vtbl;
|
|
This->IWICDdsDecoder_iface.lpVtbl = &DdsDecoder_Dds_Vtbl;
|
|
This->IWICWineDecoder_iface.lpVtbl = &DdsDecoder_Wine_Vtbl;
|
|
This->ref = 1;
|
|
This->initialized = FALSE;
|
|
This->stream = NULL;
|
|
InitializeCriticalSection(&This->lock);
|
|
This->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": DdsDecoder.lock");
|
|
|
|
ret = IWICBitmapDecoder_QueryInterface(&This->IWICBitmapDecoder_iface, iid, ppv);
|
|
IWICBitmapDecoder_Release(&This->IWICBitmapDecoder_iface);
|
|
|
|
return ret;
|
|
}
|