As of my last knowledge update in January 2022, here are some general insights into text-to-image processing GANs have been widely used in text-to-image synthesis.1
References
1Mohith C, Venkatesh J. Imagining the Unseen: Text-driven realism in artificial image generation. Int J Electr Data Commun. 2024;5(1):01-06. doi:10.22271/27083969.2024.v5.i1a.36