|
|
 |
 |
| Chips&Media's Post Processing Unit (PPU) IP can perform image resizing, alpha blending, color space format converting and rotating functions. |
| |
 |
| • Two Input Mode |
| |
• Stand alone mode supported basically
• On the fly mode is supported to reduce BW and external memory usage for
Non-deblocked data like MJPEG, MPEG4 decoder output |
|
| • Image resizing |
| |
• Filter
- Optimal FIR filter : 16-phase, Horizontal 10 tap, Vertical 6 tap
- Bicubic or bilinear filter also available |
| |
• Flexible non-integer scaling ratio
- Input image (Stand Alone): 16x16 ~ 1920x1088
- Input image (On the Fly): 48x48 ~ 8192x8192
- Output image : 16x16 ~ 1920x1088 |
| |
• Input image cropping available
• Line buffer device selectable : internal or external memory |
|
| • I/O Color Format |
| |
• YUV 420, 422, 224, 444, 400
• RGB 32bit, 24bit, 16bit (555, 565)
• All input color format can be converted to each all output color format |
|
| • Alpha Blending |
| |
• Blending position or size are programmable till to a pixel unit
• Blending value can be images own value or configured value |
|
| • Rotation |
| |
• Four rotating (0,90,180,270) and two mirroring (Hor/Ver) modes available independently |
|
| |
 |
| • 32(64bit) AXI/AHB BUS |
| |
 |
• PMP
• Mobile Phone
• Digital Photo Frame |
| |
 |
 |
| |
 |
 |
| |
|
|
|
