CzmPixelFormatType:
| "DEPTH_COMPONENT"
| "DEPTH_STENCIL"
| "ALPHA"
| "RED"
| "RG"
| "RGB"
| "RGBA"
| "LUMINANCE"
| "LUMINANCE_ALPHA"
| "RGB_DXT1"
| "RGBA_DXT1"
| "RGBA_DXT3"
| "RGBA_DXT5"
| "RGB_PVRTC_4BPPV1"
| "RGB_PVRTC_2BPPV1"
| "RGBA_PVRTC_4BPPV1"
| "RGBA_PVRTC_2BPPV1"
| "RGBA_ASTC"
| "RGB_ETC1"
| "RGB8_ETC2"
| "RGBA8_ETC2_EAC"
| "RGBA_BC7"