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器件型号:TDA4VM 主题中讨论的其他器件:MATHLIB
工具与软件:
您好、TI:
vxlib/mathlib 中的示例使用16Tables 在 c7x 上进行查找。
我们有一个场景、表需要4kB。 所以、我们希望实现4向查找。 有没有可以分享的示例?
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您好!
__sLTCRFlags_t set0flags; //16 way lut for 16-bit data with 64 entries (6-bit index) set0flags.INTERPOLATION = __LUT_INTERP_OFF; //No interpolation set0flags.SATURATION = __LUT_SAT_OFF; //NA, applicable for histogram mode set0flags.SIGNUNSIGN = __LUT_SIGNED; //data elements are signed set0flags.ELETYPE = __LUT_ELETYPE_16BIT; //working with 16-bit elements set0flags.NUMTBLS = __LUT_NUM_TBL_4; //4 parallel lookup every cycle set0flags.TBLSIZE = __LUT_TBL_SIZE_8KBYTES; //Total table size set0flags.WEIGHTSIZE = __LUT_WSIZE_8BIT; //NA, applicable for histogram mode set0flags.PROMOTION = __LUT_PROMOTE_2X; //Promote data elements by 2x (16-bit to 32-bit)
您可以将 NUMTBLS 的标志设置为 __LUT_NUM_TBL_4
此致、
Sivadeep