# Supported Formats
**Legend:**
- **Format:** The name of the format
- **Color:** The native channels and precision of the image data
- **bpp:** The number of bits per pixel
- **Header:** The header version(s) that supports this format (☑️ if both DX9 and DX10 support it)
- **FourCC:** The FourCC code for this format, if applicable
- **Encoding:** Whether this format supports encoding
- **Dithering:** Whether encoding with dithering is supported
- **Split:** Whether format supports splitting the image into lines for parallel encoding
- **Size Mult:** Only images with dimensions that are multiples of this value can be encoded (if no value is shown, the format supports any size)
| — *Uncompressed* | | | | | | | |
| R8G8B8_UNORM | RGB U8 | 24 | DX9 | | ✔️ | ✔️ | ✔️ |
| B8G8R8_UNORM | RGB U8 | 24 | DX9 | | ✔️ | ✔️ | ✔️ |
| R8G8B8A8_UNORM | RGBA U8 | 32 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R8G8B8A8_SNORM | RGBA U8 | 32 | ☑️ | | ✔️ | ✔️ | ✔️ |
| B8G8R8A8_UNORM | RGBA U8 | 32 | ☑️ | | ✔️ | ✔️ | ✔️ |
| B8G8R8X8_UNORM | RGB U8 | 32 | ☑️ | | ✔️ | ✔️ | ✔️ |
| B5G6R5_UNORM | RGB U8 | 16 | ☑️ | | ✔️ | ✔️ | ✔️ |
| B5G5R5A1_UNORM | RGBA U8 | 16 | ☑️ | | ✔️ | ✔️ | ✔️ |
| B4G4R4A4_UNORM | RGBA U8 | 16 | ☑️ | | ✔️ | ✔️ | ✔️ |
| A4B4G4R4_UNORM | RGBA U8 | 16 | DX10 | | ✔️ | ✔️ | ✔️ |
| R8_SNORM | Gray U8 | 8 | DX10 | | ✔️ | ✔️ | ✔️ |
| R8_UNORM | Gray U8 | 8 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R8G8_UNORM | RGB U8 | 16 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R8G8_SNORM | RGB U8 | 16 | ☑️ | | ✔️ | ✔️ | ✔️ |
| A8_UNORM | Alpha U8 | 8 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R16_UNORM | Gray U16 | 16 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R16_SNORM | Gray U16 | 16 | DX10 | | ✔️ | ✔️ | ✔️ |
| R16G16_UNORM | RGB U16 | 32 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R16G16_SNORM | RGB U16 | 32 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R16G16B16A16_UNORM | RGBA U16 | 64 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R16G16B16A16_SNORM | RGBA U16 | 64 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R10G10B10A2_UNORM | RGBA U16 | 32 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R11G11B10_FLOAT | RGB F32 | 32 | DX10 | | ✔️ | ✔️ | ✔️ |
| R9G9B9E5_SHAREDEXP | RGB F32 | 32 | DX10 | | ✔️ | ✔️ | ✔️ |
| R16_FLOAT | Gray F32 | 16 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R16G16_FLOAT | RGB F32 | 32 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R16G16B16A16_FLOAT | RGBA F32 | 64 | ☑️ | | ✔️ | ✔️ | ✔️ |
| R32_FLOAT | Gray F32 | 32 | ☑️ | | ✔️ | | ✔️ |
| R32G32_FLOAT | RGB F32 | 64 | ☑️ | | ✔️ | | ✔️ |
| R32G32B32_FLOAT | RGB F32 | 96 | DX10 | | ✔️ | | ✔️ |
| R32G32B32A32_FLOAT | RGBA F32 | 128 | ☑️ | | ✔️ | | ✔️ |
| R10G10B10_XR_BIAS_A2_UNORM | RGBA F32 | 32 | DX10 | | ✔️ | ✔️ | ✔️ |
| AYUV | RGBA U8 | 32 | DX10 | | ✔️ | ✔️ | ✔️ |
| Y410 | RGBA U16 | 32 | DX10 | | ✔️ | ✔️ | ✔️ |
| Y416 | RGBA U16 | 64 | DX10 | | ✔️ | ✔️ | ✔️ |
| — *Subsampled* | | | | | | | |
| R1_UNORM | Gray U8 | 1 | DX10 | | ✔️ | ✔️ | ✔️ |
| R8G8_B8G8_UNORM | RGB U8 | 16 | ☑️ | RGBG | ✔️ | | ✔️ |
| G8R8_G8B8_UNORM | RGB U8 | 16 | ☑️ | GRGB | ✔️ | | ✔️ |
| UYVY | RGB U8 | 16 | DX9 | UYVY | ✔️ | | ✔️ |
| YUY2 | RGB U8 | 16 | ☑️ | YUY2 | ✔️ | | ✔️ |
| Y210 | RGB U16 | 32 | DX10 | | ✔️ | | ✔️ |
| Y216 | RGB U16 | 32 | DX10 | | ✔️ | | ✔️ |
| — *Bi-planar* | | | | | | | |
| NV12 | RGB U8 | 12 | DX10 | | ✔️ | | ❌ | 2x2
| P010 | RGB U16 | 24 | DX10 | | ✔️ | | ❌ | 2x2
| P016 | RGB U16 | 24 | DX10 | | ✔️ | | ❌ | 2x2
| — *Block Compression* | | | | | | | |
| BC1_UNORM | RGBA U8 | 4 | ☑️ | DXT1 | ✔️ | ✔️ (local) | ✔️ (4) |
| BC2_UNORM | RGBA U8 | 8 | ☑️ | DXT3 | ✔️ | ✔️ (local) | ✔️ (4) |
| BC2_UNORM_PREMULTIPLIED_ALPHA | RGBA U8 | 8 | ☑️ | DXT2 | ✔️ | ✔️ (local) | ✔️ (4) |
| BC3_UNORM | RGBA U8 | 8 | ☑️ | DXT5 | ✔️ | ✔️ (local) | ✔️ (4) |
| BC3_UNORM_PREMULTIPLIED_ALPHA | RGBA U8 | 8 | ☑️ | DXT4 | ✔️ | ✔️ (local) | ✔️ (4) |
| BC4_UNORM | Gray U8 | 4 | ☑️ | BC4U | ✔️ | ✔️ (local) | ✔️ (4) |
| BC4_SNORM | Gray U8 | 4 | ☑️ | BC4S | ✔️ | ✔️ (local) | ✔️ (4) |
| BC5_UNORM | RGB U8 | 8 | ☑️ | BC5U | ✔️ | ✔️ (local) | ✔️ (4) |
| BC5_SNORM | RGB U8 | 8 | ☑️ | BC5S | ✔️ | ✔️ (local) | ✔️ (4) |
| BC6H_UF16 | RGB F32 | 8 | DX10 | | ❌ | | |
| BC6H_SF16 | RGB F32 | 8 | DX10 | | ❌ | | |
| BC7_UNORM | RGBA U8 | 8 | DX10 | | ✔️ | ✔️ (local) | ✔️ (4) |
| — *ASTC* | | | | | | | |
| ASTC_4X4_UNORM | RGBA U8 | 8 | DX10 | | ❌ | | |
| ASTC_5X4_UNORM | RGBA U8 | 6.4 | DX10 | | ❌ | | |
| ASTC_5X5_UNORM | RGBA U8 | 5.1 | DX10 | | ❌ | | |
| ASTC_6X5_UNORM | RGBA U8 | 4.3 | DX10 | | ❌ | | |
| ASTC_6X6_UNORM | RGBA U8 | 3.6 | DX10 | | ❌ | | |
| ASTC_8X5_UNORM | RGBA U8 | 3.2 | DX10 | | ❌ | | |
| ASTC_8X6_UNORM | RGBA U8 | 2.7 | DX10 | | ❌ | | |
| ASTC_8X8_UNORM | RGBA U8 | 2 | DX10 | | ❌ | | |
| ASTC_10X5_UNORM | RGBA U8 | 2.6 | DX10 | | ❌ | | |
| ASTC_10X6_UNORM | RGBA U8 | 2.1 | DX10 | | ❌ | | |
| ASTC_10X8_UNORM | RGBA U8 | 1.6 | DX10 | | ❌ | | |
| ASTC_10X10_UNORM | RGBA U8 | 1.3 | DX10 | | ❌ | | |
| ASTC_12X10_UNORM | RGBA U8 | 1.1 | DX10 | | ❌ | | |
| ASTC_12X12_UNORM | RGBA U8 | 0.9 | DX10 | | ❌ | | |
| — *Non-standard* | | | | | | | |
| BC3_UNORM_RXGB | RGB U8 | 8 | DX9 | RXGB | ✔️ | ✔️ (local) | ✔️ (4) |
| BC3_UNORM_NORMAL | RGB U8 | 8 | ☑️ | | ✔️ | ✔️ (local) | ✔️ (4) |