eration DDPM unconditional image generation DeepFloyd IF text2image, image2image, inpainting, super-resolution DiffEdit inpainting DiT text2image GLIGEN text2image InstructPix2Pix image editing Kandinsky 2.1 text2image, image2image, inpainting, interpolation Kandinsky 2.2 text2image, image2image, inpainting Kandinsky 3 text2image, image2image Latent Consistency Models text2image Latent Diffusion text2image, super-resolution LDM3D text2image, te