refer to the Reference Manual:
Image Sensing Interface (ISI):
• Stream Manipulation Features
• Supported Pixel Formats when storing image into memory
• RAW8, RAW10, RAW12, RAW16
• RGB888, BGR888, RGB565, RGB 10-bit, BGR 10-bit
• YUV444, YUV422, YUV420 (8-bit, 10-bit, 12-bit)
• Plus more formats listed in the description of FORMAT field in the
channel's IMG_CTRL register