275 lines
10 KiB
C
275 lines
10 KiB
C
#include <stdio.h>
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#include <errno.h>
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#include <string.h>
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#define dword __UINT32_TYPE__
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#define byte __UINT8_TYPE__
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typedef struct
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{
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char magic[4];
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dword size, flags, height, width, pitch, depth, mipmaps;
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char reserved1[44];
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dword pf_size, pf_flags;
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char pf_fourcc[4];
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dword pf_bitcount, pf_rmask, pf_gmask, pf_bmask, pf_amask, caps[4],
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reserved2;
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} __attribute__((packed)) ddsheader_t;
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// flags
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#define DDSD_CAPS 0x1
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#define DDSD_HEIGHT 0x2
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#define DDSD_WIDTH 0x4
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#define DDSD_PITCH 0x8
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#define DDSD_PIXELFORMAT 0x1000
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#define DDSD_MIPMAPCOUNT 0x20000
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#define DDSD_LINEARSIZE 0x80000
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#define DDSD_DEPTH 0x800000
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// caps[0]
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#define DDSCAPS_COMPLEX 0x8
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#define DDSCAPS_MIPMAP 0x400000
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#define DDSCAPS_TEXTURE 0x1000
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// caps[1]
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#define DDSCAPS2_CUBEMAP 0x200
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#define DDSCAPS2_CUBEMAP_POSITIVEX 0x400
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#define DDSCAPS2_CUBEMAP_NEGATIVEX 0x800
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#define DDSCAPS2_CUBEMAP_POSITIVEY 0x1000
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#define DDSCAPS2_CUBEMAP_NEGATIVEY 0x2000
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#define DDSCAPS2_CUBEMAP_POSITIVEZ 0x4000
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#define DDSCAPS2_CUBEMAP_NEGATIVEZ 0x8000
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#define DDSCAPS2_VOLUME 0x200000
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// pf_flags
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#define DDPF_ALPHAPIXELS 0x1
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#define DDPF_ALPHA 0x2
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#define DDPF_FOURCC 0x4
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#define DDPF_RGB 0x40
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#define DDPF_YUV 0x200
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#define DDPF_LUMINANCE 0x20000
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enum DXGI_FORMAT
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{
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DXGI_FORMAT_UNKNOWN = 0,
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DXGI_FORMAT_R32G32B32A32_TYPELESS = 1,
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DXGI_FORMAT_R32G32B32A32_FLOAT = 2,
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DXGI_FORMAT_R32G32B32A32_UINT = 3,
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DXGI_FORMAT_R32G32B32A32_SINT = 4,
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DXGI_FORMAT_R32G32B32_TYPELESS = 5,
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DXGI_FORMAT_R32G32B32_FLOAT = 6,
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DXGI_FORMAT_R32G32B32_UINT = 7,
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DXGI_FORMAT_R32G32B32_SINT = 8,
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DXGI_FORMAT_R16G16B16A16_TYPELESS = 9,
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DXGI_FORMAT_R16G16B16A16_FLOAT = 10,
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DXGI_FORMAT_R16G16B16A16_UNORM = 11,
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DXGI_FORMAT_R16G16B16A16_UINT = 12,
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DXGI_FORMAT_R16G16B16A16_SNORM = 13,
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DXGI_FORMAT_R16G16B16A16_SINT = 14,
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DXGI_FORMAT_R32G32_TYPELESS = 15,
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DXGI_FORMAT_R32G32_FLOAT = 16,
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DXGI_FORMAT_R32G32_UINT = 17,
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DXGI_FORMAT_R32G32_SINT = 18,
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DXGI_FORMAT_R32G8X24_TYPELESS = 19,
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DXGI_FORMAT_D32_FLOAT_S8X24_UINT = 20,
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DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS = 21,
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DXGI_FORMAT_X32_TYPELESS_G8X24_UINT = 22,
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DXGI_FORMAT_R10G10B10A2_TYPELESS = 23,
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DXGI_FORMAT_R10G10B10A2_UNORM = 24,
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DXGI_FORMAT_R10G10B10A2_UINT = 25,
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DXGI_FORMAT_R11G11B10_FLOAT = 26,
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DXGI_FORMAT_R8G8B8A8_TYPELESS = 27,
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DXGI_FORMAT_R8G8B8A8_UNORM = 28,
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DXGI_FORMAT_R8G8B8A8_UNORM_SRGB = 29,
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DXGI_FORMAT_R8G8B8A8_UINT = 30,
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DXGI_FORMAT_R8G8B8A8_SNORM = 31,
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DXGI_FORMAT_R8G8B8A8_SINT = 32,
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DXGI_FORMAT_R16G16_TYPELESS = 33,
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DXGI_FORMAT_R16G16_FLOAT = 34,
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DXGI_FORMAT_R16G16_UNORM = 35,
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DXGI_FORMAT_R16G16_UINT = 36,
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DXGI_FORMAT_R16G16_SNORM = 37,
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DXGI_FORMAT_R16G16_SINT = 38,
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DXGI_FORMAT_R32_TYPELESS = 39,
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DXGI_FORMAT_D32_FLOAT = 40,
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DXGI_FORMAT_R32_FLOAT = 41,
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DXGI_FORMAT_R32_UINT = 42,
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DXGI_FORMAT_R32_SINT = 43,
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DXGI_FORMAT_R24G8_TYPELESS = 44,
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DXGI_FORMAT_D24_UNORM_S8_UINT = 45,
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DXGI_FORMAT_R24_UNORM_X8_TYPELESS = 46,
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DXGI_FORMAT_X24_TYPELESS_G8_UINT = 47,
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DXGI_FORMAT_R8G8_TYPELESS = 48,
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DXGI_FORMAT_R8G8_UNORM = 49,
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DXGI_FORMAT_R8G8_UINT = 50,
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DXGI_FORMAT_R8G8_SNORM = 51,
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DXGI_FORMAT_R8G8_SINT = 52,
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DXGI_FORMAT_R16_TYPELESS = 53,
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DXGI_FORMAT_R16_FLOAT = 54,
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DXGI_FORMAT_D16_UNORM = 55,
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DXGI_FORMAT_R16_UNORM = 56,
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DXGI_FORMAT_R16_UINT = 57,
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DXGI_FORMAT_R16_SNORM = 58,
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DXGI_FORMAT_R16_SINT = 59,
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DXGI_FORMAT_R8_TYPELESS = 60,
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DXGI_FORMAT_R8_UNORM = 61,
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DXGI_FORMAT_R8_UINT = 62,
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DXGI_FORMAT_R8_SNORM = 63,
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DXGI_FORMAT_R8_SINT = 64,
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DXGI_FORMAT_A8_UNORM = 65,
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DXGI_FORMAT_R1_UNORM = 66,
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DXGI_FORMAT_R9G9B9E5_SHAREDEXP = 67,
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DXGI_FORMAT_R8G8_B8G8_UNORM = 68,
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DXGI_FORMAT_G8R8_G8B8_UNORM = 69,
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DXGI_FORMAT_BC1_TYPELESS = 70,
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DXGI_FORMAT_BC1_UNORM = 71,
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DXGI_FORMAT_BC1_UNORM_SRGB = 72,
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DXGI_FORMAT_BC2_TYPELESS = 73,
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DXGI_FORMAT_BC2_UNORM = 74,
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DXGI_FORMAT_BC2_UNORM_SRGB = 75,
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DXGI_FORMAT_BC3_TYPELESS = 76,
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DXGI_FORMAT_BC3_UNORM = 77,
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DXGI_FORMAT_BC3_UNORM_SRGB = 78,
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DXGI_FORMAT_BC4_TYPELESS = 79,
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DXGI_FORMAT_BC4_UNORM = 80,
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DXGI_FORMAT_BC4_SNORM = 81,
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DXGI_FORMAT_BC5_TYPELESS = 82,
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DXGI_FORMAT_BC5_UNORM = 83,
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DXGI_FORMAT_BC5_SNORM = 84,
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DXGI_FORMAT_B5G6R5_UNORM = 85,
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DXGI_FORMAT_B5G5R5A1_UNORM = 86,
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DXGI_FORMAT_B8G8R8A8_UNORM = 87,
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DXGI_FORMAT_B8G8R8X8_UNORM = 88,
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DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM = 89,
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DXGI_FORMAT_B8G8R8A8_TYPELESS = 90,
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DXGI_FORMAT_B8G8R8A8_UNORM_SRGB = 91,
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DXGI_FORMAT_B8G8R8X8_TYPELESS = 92,
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DXGI_FORMAT_B8G8R8X8_UNORM_SRGB = 93,
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DXGI_FORMAT_BC6H_TYPELESS = 94,
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DXGI_FORMAT_BC6H_UF16 = 95,
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DXGI_FORMAT_BC6H_SF16 = 96,
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DXGI_FORMAT_BC7_TYPELESS = 97,
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DXGI_FORMAT_BC7_UNORM = 98,
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DXGI_FORMAT_BC7_UNORM_SRGB = 99,
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DXGI_FORMAT_AYUV = 100,
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DXGI_FORMAT_Y410 = 101,
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DXGI_FORMAT_Y416 = 102,
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DXGI_FORMAT_NV12 = 103,
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DXGI_FORMAT_P010 = 104,
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DXGI_FORMAT_P016 = 105,
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DXGI_FORMAT_420_OPAQUE = 106,
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DXGI_FORMAT_YUY2 = 107,
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DXGI_FORMAT_Y210 = 108,
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DXGI_FORMAT_Y216 = 109,
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DXGI_FORMAT_NV11 = 110,
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DXGI_FORMAT_AI44 = 111,
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DXGI_FORMAT_IA44 = 112,
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DXGI_FORMAT_P8 = 113,
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DXGI_FORMAT_A8P8 = 114,
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DXGI_FORMAT_B4G4R4A4_UNORM = 115,
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DXGI_FORMAT_P208 = 130,
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DXGI_FORMAT_V208 = 131,
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DXGI_FORMAT_V408 = 132,
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DXGI_FORMAT_FORCE_UINT = 0xffffffff
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};
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enum D3D10_RESOURCE_DIMENSION
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{
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D3D10_RESOURCE_DIMENSION_UNKNOWN = 0,
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D3D10_RESOURCE_DIMENSION_BUFFER = 1,
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D3D10_RESOURCE_DIMENSION_TEXTURE1D = 2,
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D3D10_RESOURCE_DIMENSION_TEXTURE2D = 3,
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D3D10_RESOURCE_DIMENSION_TEXTURE3D = 4
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};
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typedef struct
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{
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dword dxgiformat, resourcedimension, miscflag, arraysize, miscflags2;
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} __attribute__((packed)) ddsheader_dx10_t;
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// miscflag
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#define DDS_RESOURCE_MISC_TEXTURECUBE 0x4
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// miscflags2
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#define DDS_ALPHA_MODE_UNKNOWN 0x0
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#define DDS_ALPHA_MODE_STRAIGHT 0x1
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#define DDS_ALPHA_MODE_PREMULTILIED 0x2
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#define DDS_ALPHA_MODE_OPAQUE 0x3
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#define DDS_ALPHA_MODE_CUSTOM 0x4
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int main( int argc, char **argv )
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{
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if ( argc < 2 )
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{
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fprintf(stderr,"usage: %s <ddsfile>\n",argv[0]);
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return 1;
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}
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FILE *ddsf = fopen(argv[1],"r");
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if ( !ddsf )
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{
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fprintf(stderr,"%s: %s\n",argv[0],strerror(errno));
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return 2;
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}
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ddsheader_t head;
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ddsheader_dx10_t head10;
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fread(&head,sizeof(ddsheader_t),1,ddsf);
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if ( strncmp(head.magic,"DDS ",4) )
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{
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fprintf(stderr,"%s: %s not a dds file (bad magic)",argv[0],
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argv[1]);
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fclose(ddsf);
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return 4;
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}
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if ( !strncmp(head.pf_fourcc,"DX10",4) )
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fread(&head10,sizeof(ddsheader_dx10_t),1,ddsf);
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fclose(ddsf);
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/* print out header */
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printf("%.4s\n%u bytes\n",head.magic,head.size);
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printf("flags:");
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if ( head.flags&DDSD_CAPS ) printf(" CAPS");
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if ( head.flags&DDSD_HEIGHT ) printf(" HEIGHT");
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if ( head.flags&DDSD_WIDTH ) printf(" WIDTH");
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if ( head.flags&DDSD_PITCH ) printf(" PITCH");
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if ( head.flags&DDSD_PIXELFORMAT ) printf(" PIXELFORMAT");
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if ( head.flags&DDSD_MIPMAPCOUNT ) printf(" MIPMAPCOUNT");
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if ( head.flags&DDSD_LINEARSIZE ) printf(" LINEARSIZE");
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if ( head.flags&DDSD_DEPTH ) printf(" DEPTH");
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if ( head.flags&DDSD_DEPTH )
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printf("\n%u x %u x %u\n",head.width,head.height,head.depth);
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else printf("\n%u x %u\n",head.width,head.height);
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if ( head.flags&DDSD_PITCH ) printf("pitch: %u bytes\n",head.pitch);
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if ( head.flags&DDSD_MIPMAPCOUNT ) printf("%u mipmaps\n",head.mipmaps);
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if ( head.reserved1[0] ) printf("comment: %.44s\n",head.reserved1);
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printf("pixelformat: %u bytes\n",head.pf_size);
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printf("flags:");
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if ( head.pf_flags&DDPF_ALPHAPIXELS ) printf(" ALPHAPIXELS");
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if ( head.pf_flags&DDPF_ALPHA ) printf(" ALPHA");
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if ( head.pf_flags&DDPF_FOURCC ) printf(" FOURCC");
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if ( head.pf_flags&DDPF_RGB ) printf(" RGB");
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if ( head.pf_flags&DDPF_YUV ) printf(" YUV");
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if ( head.pf_flags&DDPF_LUMINANCE ) printf(" LUMINANCE");
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if ( head.pf_flags&DDPF_FOURCC )
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printf("\nfourcc: %.4s",head.pf_fourcc);
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printf("\n%u bits (mask: R %08x G %08x B %08x A %08x)\n",
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head.pf_bitcount,head.pf_rmask,head.pf_gmask,head.pf_bmask,
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head.pf_amask);
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printf("caps[0]:");
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if ( head.caps[0]&DDSCAPS_COMPLEX ) printf(" COMPLEX");
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if ( head.caps[0]&DDSCAPS_MIPMAP ) printf(" MIPMAP");
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if ( head.caps[0]&DDSCAPS_TEXTURE ) printf(" TEXTURE");
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printf("\ncaps[1]:");
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if ( head.caps[1]&DDSCAPS2_CUBEMAP ) printf(" CUBEMAP");
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if ( head.caps[1]&DDSCAPS2_CUBEMAP_POSITIVEX ) printf(" POSITIVEX");
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if ( head.caps[1]&DDSCAPS2_CUBEMAP_NEGATIVEX ) printf(" NEGATIVEX");
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if ( head.caps[1]&DDSCAPS2_CUBEMAP_POSITIVEY ) printf(" POSITIVEY");
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if ( head.caps[1]&DDSCAPS2_CUBEMAP_NEGATIVEY ) printf(" NEGATIVEY");
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if ( head.caps[1]&DDSCAPS2_CUBEMAP_POSITIVEZ ) printf(" POSITIVEZ");
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if ( head.caps[1]&DDSCAPS2_CUBEMAP_NEGATIVEZ ) printf(" NEGATIVEZ");
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if ( head.caps[1]&DDSCAPS2_VOLUME ) printf(" VOLUME");
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if ( !strncmp(head.pf_fourcc,"DX10",4) )
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{
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printf("\ndxgi format: %d",head10.dxgiformat);
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}
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printf("\n");
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return 0;
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}
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