[xiph-commits] r13785 - trunk/ghost/libghost

[jm at svn.xiph.org]

Author: jm
Date: 2007-09-12 01:02:16 -0700 (Wed, 12 Sep 2007)
New Revision: 13785

Modified:
   trunk/ghost/libghost/ceft.c
Log:
bits of tuning


Modified: trunk/ghost/libghost/ceft.c
===================================================================
--- trunk/ghost/libghost/ceft.c	2007-09-12 05:54:00 UTC (rev 13784)
+++ trunk/ghost/libghost/ceft.c	2007-09-12 08:02:16 UTC (rev 13785)
@@ -36,12 +36,14 @@
    number of pulses is equal to  (1 + nb_pulses * log2 (2 * width_of_band) )  */
 //32 kbps
 #define WAVEFORM_END 44
-int qpulses[] = {3, 4, 4, 3, 3,  2,  2,  2,  2,  2,  2,  0,  0,  0,  0}; //85 bits
+int qpulses[] = {4, 4, 4, 3, 3,  2,  2,  2,  2,  2,  2,  0,  0,  0,  0}; //86 bits
+//int qpulses[] = {3, 4, 4, 3, 4,  3,  2,  2,  2,  3,  0,  0,  0,  0,  0}; //86 bits
 
 //44 kbps
 //int qpulses[] = {4, 7, 6, 4, 4,  3,  3,  3,  3,  3,  3,  3,  0,  0,  0}; //134 bits
+//int qpulses[] = {4, 5, 5, 4, 4,  3,  4,  3,  3,  3,  2,  2,  2,  0,  0}; //134 bits
+//#define WAVEFORM_END 52
 
-
 /* Number of bands only for the pitch prediction */
 #define PBANDS 5
 /* Start frequency of each band */
@@ -463,10 +465,12 @@
       //rotate_vect(X+qbank[i]*2-1, 2*(qbank[i+1]-qbank[i]), R+i, dir);
       
       float theta;
-      if (qbank[i+1]-qbank[i] < 12)
+      /*if (qbank[i+1]-qbank[i] < 12)
          theta = .25;
       else
-         theta = .5;
+         theta = .5;*/
+      //theta = 0*asin(pow(.0001,1.f/(qbank[i+1]-qbank[i])));
+      theta = .25;
       exp_rotation(X+qbank[i]*2-1, 2*(qbank[i+1]-qbank[i]), theta, dir);
    }
    //printf ("\n");