search for: have_sign

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2006 Sep 18
2
Exc CB Search very little Question
...k, finding nb_subvect codebook entries to quantize the excitation signal. After finding these nb_subvect codebook entries, they're written into the stream: /*save indices*/ for (i=0;i<nb_subvect;i++) { ind[i]=nind[0][i]; speex_bits_pack(bits,ind[i],params->shape_bits+have_sign); } I want to know if I'm correct in that I can just do sth like this without any effect on the encoded signal: /*put optimal values into array*/ for (i=0;i<nb_subvect;i++) { ind[i]=nind[0][i]; } /*Change the order of the values in the array*/ // this is what I m...
2006 Sep 18
2
Exc CB Search very little Question
Hello, just to make sure I haven't gotten anything wrong: In cb_search.c (function split_cb_search_shape_sign) after all that searching nb_subvect CB entries are being written into the stream. These are all taken from the same codebook. If I wanted to, I could just change their order, couldn't I? Because important is only the linear combination of them all together, which I keep