More VBR tuning

1 files changed, 6 insertions, 6 deletions

diff --git a/libspeex/vbr.c b/libspeex/vbr.c
index 73f4ad7..8b014d1 100644
--- a/libspeex/vbr.c
+++ b/libspeex/vbr.c
@@ -49,14 +49,14 @@
 
 const float vbr_nb_thresh[9][11]={
    {-1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f}, /*   CNG   */
-   { 4.0f,  2.5f,  2.0f,  1.2f,  0.5f,  0.0f, -0.5f, -0.7f, -0.8f, -0.9f, -1.0f}, /*  2 kbps */
-   {10.0f,  6.5f,  5.2f,  4.5f,  3.9f,  3.5f,  3.0f,  2.5f,  2.3f,  1.8f,  1.0f}, /*  6 kbps */
-   {11.0f,  8.8f,  7.5f,  6.5f,  5.0f,  3.9f,  3.9f,  3.9f,  3.5f,  3.0f,  1.0f}, /*  8 kbps */
-   {11.0f, 11.0f,  9.9f,  8.5f,  7.0f,  6.0f,  4.5f,  4.0f,  4.0f,  4.0f,  2.0f}, /* 11 kbps */
-   {11.0f, 11.0f, 11.0f, 11.0f,  9.5f,  8.5f,  8.0f,  7.0f,  5.0f,  4.0f,  3.0f}, /* 15 kbps */
+   { 4.0f,  2.5f,  2.0f,  1.2f,  0.5f,-0.25f, -0.5f, -0.7f, -0.8f, -0.9f, -1.0f}, /*  2 kbps */
+   {10.0f,  6.5f,  5.2f,  4.5f,  3.9f, 3.7f,  3.0f,  2.5f,  2.3f,  1.8f,  1.0f}, /*  6 kbps */
+   {11.0f,  8.8f,  7.5f,  6.5f,  5.0f,  4.2f,  3.9f,  3.9f,  3.5f,  3.0f,  1.0f}, /*  8 kbps */
+   {11.0f, 11.0f,  9.9f,  8.5f,  7.0f, 5.25f,  4.5f,  4.0f,  4.0f,  4.0f,  2.0f}, /* 11 kbps */
+   {11.0f, 11.0f, 11.0f, 11.0f,  9.5f, 9.25f,  8.0f,  7.0f,  5.0f,  4.0f,  3.0f}, /* 15 kbps */
    {11.0f, 11.0f, 11.0f, 11.0f, 11.0f, 11.0f,  9.5f,  8.5f,  6.2f,  5.2f,  5.0f}, /* 18 kbps */
    {11.0f, 11.0f, 11.0f, 11.0f, 11.0f, 11.0f, 11.0f, 11.0f, 10.0f,  9.8f,  7.5f}, /* 24 kbps */ 
-   { 7.0f,  4.5f,  3.7f,  3.0f,  2.5f,  2.0f,  1.8f,  1.5f,  1.0f,  0.0f,  0.0f}  /*  4 kbps */
+   { 7.0f,  4.5f,  3.7f,  3.0f,  2.5f,  1.0f,  1.8f,  1.5f,  1.0f,  0.0f,  0.0f}  /*  4 kbps */
 };