According to this datasheet, the Teensy 4.x MCUs have an onboard 2D graphics engine with:
CPU manual: https://www.pjrc.com/teensy/IMXRT1060RM_rev2.pdf
Section: 33.1.1 - PiXel Processing Pipeline (PXP)
- Blitter
- Image composition (alpha, chroma key)
- Porter-duff blending
- Image rotation
- Image size
- Color space conversion
- Multiple pixel formats (RGB, various YUVs)
- 2D DMA (isn't that what a blitter is?)
CPU manual: https://www.pjrc.com/teensy/IMXRT1060RM_rev2.pdf
Section: 33.1.1 - PiXel Processing Pipeline (PXP)
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