Originally committed as revision 14444 to svn://svn.ffmpeg.org/ffmpeg/trunk
ractx->sb[x] = -scalar_product_float(ractx->sb + x + 1,
ractx->sp_lpc, 36);
- /* convert log and do rms */
+ /* block 46 of G.728 spec */
sum = 32. - scalar_product_float(ractx->gain_lpc, ractx->lhist, 10);
+ /* block 47 of G.728 spec */
sum = av_clipf(sum, 0, 60);
+ /* block 48 of G.728 spec */
sumsum = exp(sum * 0.1151292546497) * gain; /* pow(10.0,sum/20)*f */
for (x=0; x < 5; x++)