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User's Manual v1.2

 
The Camera Module VM480 is an add-on module for DSP STAR Personal/Deluxe products. It houses CCD camera sensor, through which 30 Hz video signal with 640x480 resolution is entered as 8 bit byte serial data in YCrCb 4:2:2 format.
 
  

Features
 
Image Resolution of upto 640x480 pixels
Color YCbCr (4:2:2) Format 
Image Buffer of 1Mbytes formed with 16 pages of 64kbytes
Automatic Image Control Functions including. Auto Exposure Control (AEC), Auto Gain Control (AGC), Auto White Balance (AWB), Auto Brightness Control (ABC), Auto Band Filter (ABF) for 60 Hz noise and Auto Black-Level Calibration (ABLC)
 

  
Details
 

Tool Type: Image Module
Current Version: V1.0
Supplier: ND Tech. Co., Ltd.
Application(s): Image/Video Processing
DSP Generation: TMS320C67x/C62x/C64x 
DSP Device(s): TMS320C6711, TMS320C6203, TMS320C6416
 
 
Product Models
 

VM480
 

Example Codes 
 
Compression Decompression  
 
 dctidct
 Forward Discrete Cosine Transform
 Inverse Discrete Consine Transform
 img_dct_8x8
 Forward Discrete Cosine Transform
 Inverse Discrete Consine Transform
 img_quantize  Matrix Quantization wirh Rounding
 img_sad_8x8  Sum of Absolute Differences on Single 8x8 block
 img_mad_8x8  8x8 Minimum Absolute Difference
 zigzag  Zigzag Reordering
 

Image Analysis 
  
 img_boundary  Boundary Structural Operator 
 img_histogram  Histogram Computation
 img_thr_gt2max  Thresholding - Clamp to 255
 img_thr_gt2thr  Thresholding - Clip above threhold                               
 img_thr_gt2min  Thresholding - Clamp to zero
 img_thr_le2thr  Thresholding - Clip under threshold
 
Picture Filtering Format Conversions
 
 
 img_conv_3x3  3x3 Convolution
 img_corr_3x3  3x3 Correlation 
 img_corr_gen  Generalized Correlation
 img_median_3x3  3x3 Median Filter
 img_pix_exp_sat  Pixel Expand Filter
 vmodule  Image Capture from Image Sensor
 yuv2rgb  YUV -> RGA Conversion
 yuv2u  Extraction of indivual y, u, v components from YUV signal
  

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