N3290X Datasheet, PDF (7/47 Pages) List of Unclassifed Manufacturers – ARM926-based Media Processor

N3290X DATASHEET
international JPEG standard supported.
 Planar Format
 Support to encode interleaved YCbCr 4:2:2/4:2:0 and gray-level (Y only) format
image
 Support to decode interleaved YCbCr 4:4:4/4:2:2/4:2:0/4:1:1 and gray-level (Y only)
format image
 Support to decode YCbCr 4:2:2 transpose format
 Support arbitrary width and height image encode and decode
 Support three programmable quantization-tables
 Support standard default Huffman-table and programmable Huffman-table for decode
 Support arbitrarily 1X~8X image up-scaling function for encode mode
 Support down-scaling function for encode and decode modes
 Support specified window decode mode
 Support quantization-table adjustment for bit-rate and quality control in encode
mode
 Support rotate function in encode mode
 Packet Format
 Support to encode interleaved YUYV format input image, output bitstream 4:2:2 and
4:2:0 format
 Support to decode interleaved YCbCr 4:4:4/4:2:2/4:2:0 format image
 Support decoded output image RGB555, RGB565 and RGB888 formats.
 The encoded JPEG bit-stream format is fully compatible with JFIF and EXIF standards
 Support arbitrary width and height image encode and decode
 Support three programmable quantization-tables
 Support standard default Huffman-table and programmable Huffman-table for decode
 Support arbitrarily 1X~8X image up-scaling function for encode mode
 Support down-scaling function 1X~ 16X for Y422 and Y420, 1X~ 8X for Y444 for
decode mode
 Support specified window decode mode
 Support quantization-table adjustment for bit-rate and quality control in encode
mode
 2D Accelerator
 BitBLT operation
 2x2 transform matrix with effects:
 Scale
 Translate
 Rotate
 Shear
 Alpha blending and color transformation supported
 Source format for operations: supported color format of source bitmap
 Fill
 Rectangle Fill with single color – ARGB8888
 Fill with blending effect supported
 Supported color formats
 Source
 16 bits/pixel – RGB565
 32 bits/pixel – ARGB8888
 1 bit/pixel, 2 bits/pixel, 4 bits/pixel, 8 bits/pixel with RGB color palette
 Destination
 16 bits/pixel – RGB565
 32 bits/pixel – ARGB8888
Nuvoton Technology Corp.
http://www.nuvoton.com/
7
Release Date: May. 2013
Rev. A5.1