N32001U7DN datasheet(6/34 Pages) NUVOTON

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N3291xUxDN Data Sheet

- 6 -

Nuvoton Technology Corp.

Release Date: Jun. 2013

http://www.nuvoton.com/

Revision A3



Image scaling-down supported.



Vertical and horizontal scaling-down for preview mode supported.



The scaling factor is N/M.



Two pairs of configurable 8-bit N and 8-bit M for vertical and horizontal scaling-

down.



The value of N has to equal to or less than M.



Frame rate control supported.



Combines two interlace fields to a single frame supported for data in from TV-decoder



3 Kinds of color processing effects:



Negative picture



Sepia picture



Posterization



JPEG Codec



Baseline Sequential mode JPEG codec function compliant with ISO/IEC 10918-1

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.



Support on-the-Fly interface with video data processor.



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.



Support on-the-Fly interface with video data processor.



Support Scatter-Gather mode for output frame buffer.

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