Compressed Internal Formats

Compressed Internal Format | Base Internal Format | Type
--- | --- | ---
`GL_COMPRESSED_RED` | `GL_RED` | Generic
`GL_COMPRESSED_RG` | `GL_RG` | Generic
`GL_COMPRESSED_RGB` | `GL_RGB` | Generic
`GL_COMPRESSED_RGBA` | `GL_RGBA` | Generic
`GL_COMPRESSED_SRGB` | `GL_RGB` | Generic
`GL_COMPRESSED_SRGB_ALPHA` | `GL_RGBA` | Generic
`GL_COMPRESSED_RED_RGTC1` | `GL_RED` | Specific
`GL_COMPRESSED_SIGNED_RED_RGTC1` | `GL_RED` | Specific
`GL_COMPRESSED_RG_RGTC2` | `GL_RG` | Specific
`GL_COMPRESSED_SIGNED_RG_RGTC2` | `GL_RG` | Specific
`GL_COMPRESSED_RGBA_BPTC_UNORM` | `GL_RGBA` | Specific
`GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM` | `GL_RGBA` | Specific
`GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT` | `GL_RGB` | Specific
`GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT` | `GL_RGB` | Specific