Added 1200 bit/s VQ mode

git-svn-id: https://svn.code.sf.net/p/freetel/code@316 01035d8c-6547-0410-b346-abe4f91aad63

diff --git a/codec2-dev/src/c2dec.c b/codec2-dev/src/c2dec.c
index 7d0dbcd728816293d767b133737e3f112c20299e..56cfcca7f52913f9c1a46e4de92fa92f285f9b51 100644 (file)
--- a/codec2-dev/src/c2dec.c
+++ b/codec2-dev/src/c2dec.c
@@ -43,17 +43,19 @@ int main(int argc, char *argv[])
     int            nsam, nbit, nbyte;
 
     if (argc != 4) {
-       printf("usage: c2dec 2500|1400 InputBitFile OutputRawSpeechFile\n");
-       printf("e.g    c2dec 1400 hts1a.c2 hts1a_1400.raw\n");
+       printf("usage: c2dec 2500|1500|1125 InputBitFile OutputRawSpeechFile\n");
+       printf("e.g    c2dec 1500 hts1a.c2 hts1a_1500.raw\n");
        exit(1);
     }
 
-    if (strcmp(argv[1],"1400") == 0)
-       mode = CODEC2_MODE_1400;
-    else if (strcmp(argv[1],"2500") == 0)
+    if (strcmp(argv[1],"2500") == 0)
        mode = CODEC2_MODE_2500;
+    else if (strcmp(argv[1],"1500") == 0)
+       mode = CODEC2_MODE_1500;
+    else if (strcmp(argv[1],"1200") == 0)
+       mode = CODEC2_MODE_1200;
     else {
-       fprintf(stderr, "Error in mode: %s.  Must be 2500 or 1400\n", argv[1]);
+       fprintf(stderr, "Error in mode: %s.  Must be 2500 or 1500 or 1200\n", argv[1]);
        exit(1);
     }
     

diff --git a/codec2-dev/src/c2demo.c b/codec2-dev/src/c2demo.c
index 36be594862330638a3945f9e76023ccbd3b7b63a..c350f0f3d9b2ba5727749ea45ab420fd2b606813 100644 (file)
--- a/codec2-dev/src/c2demo.c
+++ b/codec2-dev/src/c2demo.c
@@ -69,7 +69,7 @@ int main(int argc, char *argv[])
     /* Note only one set of Codec 2 states is required for an encoder
        and decoder pair. */
 
-    codec2 = codec2_create(CODEC2_MODE_1400);
+    codec2 = codec2_create(CODEC2_MODE_1500);
     nsam = codec2_samples_per_frame(codec2);
     buf = (short*)malloc(nsam*sizeof(short));
     nbit = codec2_bits_per_frame(codec2);

diff --git a/codec2-dev/src/c2enc.c b/codec2-dev/src/c2enc.c
index 8e56cfc6309d09c7558e1ca399e916506d0e708e..a91ef73c88e62c16eaf1e5deb66ee9dba5809826 100644 (file)
--- a/codec2-dev/src/c2enc.c
+++ b/codec2-dev/src/c2enc.c
@@ -44,17 +44,19 @@ int main(int argc, char *argv[])
     int            nsam, nbit, nbyte;
 
     if (argc != 4) {
-       printf("usage: c2enc 2500|1400 InputRawspeechFile OutputBitFile\n");
-       printf("e.g    c2enc 1400 ../raw/hts1a.raw hts1a.c2\n");
+       printf("usage: c2enc 2500|1500|1200 InputRawspeechFile OutputBitFile\n");
+       printf("e.g    c2enc 1500 ../raw/hts1a.raw hts1a.c2\n");
        exit(1);
     }
  
-    if (strcmp(argv[1],"1400") == 0)
-       mode = CODEC2_MODE_1400;
-    else if (strcmp(argv[1],"2500") == 0)
+    if (strcmp(argv[1],"2500") == 0)
        mode = CODEC2_MODE_2500;
+    else if (strcmp(argv[1],"1500") == 0)
+       mode = CODEC2_MODE_1500;
+    else if (strcmp(argv[1],"1200") == 0)
+       mode = CODEC2_MODE_1200;
     else {
-       fprintf(stderr, "Error in mode: %s.  Must be 2500 or 1400\n", argv[1]);
+       fprintf(stderr, "Error in mode: %s.  Must be 2500 or 1500 or 1200\n", argv[1]);
        exit(1);
     }
 

diff --git a/codec2-dev/src/c2sim.c b/codec2-dev/src/c2sim.c
index f1e9f374bb9266adf29ca59b8d622063c2f2c48b..468189d09e3ac1b1f4404ddf050f6841d689e628 100644 (file)
--- a/codec2-dev/src/c2sim.c
+++ b/codec2-dev/src/c2sim.c
@@ -135,7 +135,7 @@ int main(int argc, char *argv[])
     nlp_states = nlp_create();
 
     if (argc < 2) {
-       fprintf(stderr, "\nCodec2 - 2400 bit/s speech codec - Simulation Program\n"
+       fprintf(stderr, "\nCodec2 - low bit rate speech codec - Simulation Program\n"
                "\thttp://rowetel.com/codec2.html\n\n"
                "usage: %s InputFile [-o OutputFile]\n"
                "\t[--lpc Order]\n"
@@ -153,7 +153,8 @@ int main(int argc, char *argv[])
                "\t[--dec]\n"
                "\t[--dt]\n"
                "\t[--2500]\n"
-               "\t[--1400]\n"
+               "\t[--1500]\n"
+               "\t[--1200]\n"
                "\t[--dump DumpFilePrefix]\n", argv[0]);
        exit(1);
     }
@@ -256,15 +257,23 @@ int main(int argc, char *argv[])
        postfilt = 1;
        decimate = 1;
     }
-    if (switch_present("--1400",argc,argv)) {
+    if (switch_present("--1500",argc,argv)) {
        lpc_model = 1; order = 10;
-       lsp = 1; lspdt = 1; lspdt_mode = LSPDT_LOW;
+       lsp = 1; lspdt = 1;
        phase0 = 1;
        postfilt = 1;
        decimate = 1;
        dt = 1;
     }
 
+    if (switch_present("--1200",argc,argv)) {
+       lpc_model = 1; order = 10;
+       lspjvm = 1; lspdt = 1;
+       phase0 = 1;
+       postfilt = 1;
+       decimate = 1;
+       dt = 1;
+    }
     /*
       printf("lspd: %d lspdt: %d lspdt_mode: %d  phase0: %d postfilt: %d "
           "decimate: %d dt: %d\n",lspd,lspdt,lspdt_mode,phase0,postfilt,
@@ -386,19 +395,9 @@ int main(int argc, char *argv[])
            }
 
            if (lspjvm) {
-               /* note assumes lsps_[] is last frames quantised lsps_ */
-               printf("\n");
+               /* Jean-marcs multi-stage VQ */
                lspjvm_quantise(lsps, lsps_, LPC_ORD);
-               bw_expand_lsps(lsps_, LPC_ORD);
-               for(i=0; i<10; i++)
-                   printf("%f ", lsps_[i]);
-               for(i=1; i<10; i++) {
-                   if (lsps_[i] < lsps_[i-1]) {
-                       printf("unstable!\n");
-                       exit(0);
-                   }
-               }
-                           
+               bw_expand_lsps(lsps_, LPC_ORD);                     
                lsp_to_lpc(lsps_, ak, LPC_ORD);
            }
 
@@ -548,7 +547,7 @@ int main(int argc, char *argv[])
            */
 
            if ((frames%2) == 0) {
-               //printf("frame: %d\n", frames);
+               printf("frame: %d\n", frames);
 
                /* decode interpolated frame */
 
@@ -561,7 +560,7 @@ int main(int argc, char *argv[])
                                prev_lsps_, prev_e, lsps_, e, ak_interp, lsps_interp);          
                apply_lpc_correction(&interp_model);
 
-               /* used to compare with c2enc/c2dec version
+               /* used to compare with c2enc/c2dec version */
 
                printf("  Wo: %1.5f  L: %d v1: %d prev_e: %f\n", 
                       interp_model.Wo, interp_model.L, interp_model.voiced, prev_e);
@@ -581,7 +580,7 @@ int main(int argc, char *argv[])
                for(i=0; i<10; i++)
                    printf("%5.3f  ",model.A[i]);
                printf("\n");
-               */
+               
                        
 #ifdef DUMP
                /* do dumping here so we get lsp dump file in correct order */
@@ -635,7 +634,7 @@ int main(int argc, char *argv[])
        prev__Wo = prev_Wo;
        prev_Wo = model.Wo;
        prev_uq_Wo = uq_Wo;
-       //if (frames == 44) {
+       //if (frames == 8) {
        //    exit(0);
        //}
     }

diff --git a/codec2-dev/src/codebook/lspdt1-4.txt b/codec2-dev/src/codebook/lspdt1-4.txt
index 8ec51e08eed64e9a8e919bd437ff9cc7e3ce2e8b..890001f2da10526ea71ecf5b4ab2998beb2e8d15 100644 (file)
--- a/codec2-dev/src/codebook/lspdt1-4.txt
+++ b/codec2-dev/src/codebook/lspdt1-4.txt
@@ -1,4 +1,4 @@
-4 87
+4 81
  -25  -25  -50  -50 
    0  -25  -50  -50 
   25  -25  -50  -50 
@@ -80,11 +80,3 @@
  -25   25   50   50 
    0   25   50   50 
   25   25   50   50 
-  50   50   50   50
- 100  100  100  100
- 200  200  200  200
- 300  300  300  300
- -50  -50  -50  -50
--100 -100 -100 -100
--200 -200 -200 -200
--300 -300 -300 -300

diff --git a/codec2-dev/src/codebook/lspjvm1.txt b/codec2-dev/src/codebook/lspjvm1.txt
index 25167e93985ad6abc477190e4f60171849771a83..db539e0d4a539ff70209bf22efaba67616531c18 100644 (file)
--- a/codec2-dev/src/codebook/lspjvm1.txt
+++ b/codec2-dev/src/codebook/lspjvm1.txt
@@ -1,66 +1,257 @@
-5 64
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-0.055519 0.087601 0.143240 0.194621 0.306311 0.346112 0.389518 0.533281 0.586602 0.636479 
--0.021990 -0.080814 0.057690 0.242027 0.311289 0.375152 0.456319 0.523315 0.596758 0.659604 
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-0.100590 0.179518 0.238388 0.304685 0.379577 0.445410 0.549238 0.604036 0.671731 0.704624 
-
+10 256
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diff --git a/codec2-dev/src/codebook/lspjvm2.txt b/codec2-dev/src/codebook/lspjvm2.txt
index 786d34f29b9969022d9275297db1587e7b308e6b..5ea16b33429c1f60be453c9cebcc0b0471639805 100644 (file)
--- a/codec2-dev/src/codebook/lspjvm2.txt
+++ b/codec2-dev/src/codebook/lspjvm2.txt
@@ -1,65 +1,257 @@
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diff --git a/codec2-dev/src/codebook/lspjvm3.txt b/codec2-dev/src/codebook/lspjvm3.txt
index 5232932cad7441a9e5eaec5a5a2b67b48e99249f..49fc639444bcc6034638018881e9aa62d05f510c 100644 (file)
--- a/codec2-dev/src/codebook/lspjvm3.txt
+++ b/codec2-dev/src/codebook/lspjvm3.txt
@@ -1,65 +1,257 @@
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+-0.038207 -0.087710 0.071253 -0.001252 0.056320 
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+-0.046096 -0.109828 0.063655 -0.100019 -0.043527 
+-0.026785 -0.076073 0.088392 0.051665 0.133100 
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+-0.045949 0.032304 -0.005320 0.081945 -0.060901 
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+-0.083209 0.011395 0.017487 -0.016643 0.046392 
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+-0.034150 -0.002128 -0.029135 -0.141805 -0.072841 
+-0.061676 0.139117 0.014200 -0.030924 0.010254 
+0.061562 -0.080245 0.037562 0.009031 -0.091375 
+0.006152 0.120619 -0.125849 0.003889 -0.039092 
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+0.065438 0.013853 0.057260 -0.057487 -0.109489 

diff --git a/codec2-dev/src/codebookdt.c b/codec2-dev/src/codebookdt.c
index 6bd2555f1979bb4f9656d53ea97aa0aca81a5286..f2b6b329390b3f23e2379b40a7ac6fbd9790564c 100644 (file)
--- a/codec2-dev/src/codebookdt.c
+++ b/codec2-dev/src/codebookdt.c
@@ -89,13 +89,7 @@ static const float codes0[] = {
   25,  0,  50,  50,
   -25,  25,  50,  50,
   0,  25,  50,  50,
-  25,  25,  50,  50,
-  50,  50,  50,  50,
-  100,  100,  100,  100,
-  200,  200,  200,  200,
-  300,  300,  300,  300,
-  -50,  -50,  -50,  -50,
-  -100,  -100,  -100,  -100
+  25,  25,  50,  50
 };
   /* codebook/lspdt5-10.txt */
 static const float codes1[] = {
@@ -1349,8 +1343,8 @@ const struct lsp_codebook lsp_cbdt[] = {
   /* codebook/lspdt1-4.txt */
   {
     4,
-    6.44294,
-    87,
+    6.33985,
+    81,
     codes0
   },
   /* codebook/lspdt5-10.txt */

diff --git a/codec2-dev/src/codebookjvm.c b/codec2-dev/src/codebookjvm.c
index 0e21a23bfd207edaedf06107ac3f8970cef1e269..60458fbbabe8e71df927c4b9da3f2ef7d4011da4 100644 (file)
--- a/codec2-dev/src/codebookjvm.c
+++ b/codec2-dev/src/codebookjvm.c
@@ -9,226 +9,802 @@
 
   /* codebook/lspjvm1.txt */
 static const float codes0[] = {
-  0.210255,  0.377659,  0.423269,  0.400938,  0.478056,
-  0.53236,  0.601365,  0.646555,  0.684234,  0.698676,
-  0.032956,  0.043506,  0.07121,  0.11938,  0.333943,
-  0.405757,  0.528245,  0.577805,  0.692151,  0.748558,
-  0.074672,  0.093144,  0.195148,  0.324108,  0.350785,
-  0.402025,  0.456705,  0.500132,  0.653953,  0.686855,
-  0.240905,  0.416519,  0.609486,  0.607996,  0.642493,
-  0.673006,  0.687839,  0.712076,  0.731746,  0.718608,
-  0.057446,  0.086502,  0.130674,  0.171643,  0.239946,
-  0.279123,  0.286909,  0.501975,  0.570826,  0.638823,
-  0.017882,  -0.013511,  -0.142225,  0.167153,  0.308066,
-  0.352573,  0.437795,  0.486891,  0.584845,  0.647598,
-  0.04698,  0.07396,  0.119758,  0.197191,  0.289588,
-  0.332222,  0.429597,  0.478396,  0.52641,  0.700443,
-  0.042792,  0.054636,  0.218961,  0.528048,  0.422554,
-  0.479162,  0.537828,  0.595358,  0.679379,  0.709526,
-  0.054313,  0.060307,  0.05466,  0.097842,  0.143043,
-  0.160662,  0.251864,  0.329837,  0.444627,  0.552299,
-  0.076678,  0.09832,  0.173618,  0.219049,  0.259334,
-  0.42696,  0.468356,  0.523478,  0.644781,  0.670285,
-  0.072407,  0.106906,  0.27451,  0.472652,  0.648285,
-  0.707364,  0.712602,  0.731155,  0.735989,  0.73021,
-  0.053147,  0.085674,  0.132992,  0.212295,  0.264206,
-  0.31281,  0.488638,  0.522639,  0.638749,  0.699633,
-  0.047449,  0.061378,  0.09417,  0.161906,  0.24355,
-  0.322804,  0.390514,  0.448901,  0.465275,  0.437053,
-  0.039313,  0.059639,  0.101045,  0.161066,  0.318078,
-  0.376262,  0.433082,  0.47259,  0.649039,  0.694638,
-  0.048289,  0.062368,  0.102421,  0.199427,  0.478942,
-  0.501292,  0.539243,  0.592485,  0.644152,  0.684887,
-  0.059707,  0.134781,  0.500978,  0.537298,  0.524009,
-  0.553262,  0.575468,  0.617187,  0.670339,  0.691938,
-  0.054931,  0.085709,  0.12565,  0.181901,  0.212169,
-  0.239085,  0.418893,  0.497027,  0.597271,  0.675501,
-  0.061959,  0.094473,  0.152022,  0.203759,  0.26219,
-  0.314438,  0.396465,  0.598217,  0.638693,  0.683203,
-  0.121952,  0.176775,  0.258048,  0.314808,  0.374419,
-  0.422949,  0.482535,  0.539617,  0.603429,  0.649946,
-  0.053336,  0.06945,  0.109332,  0.152945,  0.184015,
-  0.426688,  0.496913,  0.555075,  0.646199,  0.683624,
-  0.209199,  0.338387,  0.401263,  0.284364,  0.201828,
-  0.224417,  0.3461,  0.440431,  0.575261,  0.648738,
-  0.044978,  0.071498,  0.110116,  0.172387,  0.222703,
-  0.280248,  0.411043,  0.460651,  0.713573,  0.726476,
-  0.065596,  0.084849,  0.136519,  0.246735,  0.404958,
-  0.464447,  0.499717,  0.546731,  0.593953,  0.634352,
-  0.037222,  0.049678,  0.144975,  0.292832,  0.425448,
-  0.55389,  0.64008,  0.713589,  0.74755,  0.75387,
-  0.058309,  0.074586,  0.141745,  0.272278,  0.328995,
-  0.388094,  0.448297,  0.491701,  0.507557,  0.585513,
-  0.050023,  0.069801,  0.139143,  0.22505,  0.315564,
-  0.372745,  0.569384,  0.604187,  0.634851,  0.68578,
-  0.054461,  0.107958,  0.409721,  0.381157,  0.384675,
-  0.432788,  0.48829,  0.552233,  0.637233,  0.682111,
-  0.044054,  0.054642,  0.020775,  0.083404,  0.116689,
-  0.082766,  0.399185,  0.47028,  0.572619,  0.659219,
-  0.042527,  0.062601,  0.081034,  0.109889,  0.396217,
-  0.456807,  0.498884,  0.546736,  0.594549,  0.653205,
-  0.040545,  0.056928,  0.088922,  0.134529,  0.303823,
-  0.3548,  0.421072,  0.487222,  0.544268,  0.579065,
-  0.103286,  0.153098,  0.196107,  0.245624,  0.309443,
-  0.344386,  0.413976,  0.496647,  0.556428,  0.611368,
-  0.047,  0.061973,  0.102409,  0.174546,  0.258304,
-  0.33856,  0.40973,  0.450177,  0.377802,  0.623712
+  0.444006,  0.663921,  1.04352,  1.28643,  1.51468,  1.77476,  2.14122,  2.34956,  2.6239,  2.74478,
+  0.202863,  0.353657,  0.518096,  0.846833,  1.06763,  1.26434,  1.58152,  1.82722,  2.63205,  2.80389,
+  0.290751,  0.402185,  0.592311,  1.02135,  1.26747,  1.40559,  1.73123,  1.88108,  2.25247,  2.59782,
+  0.058693,  0.127197,  0.591827,  0.903718,  1.27182,  1.55259,  1.86577,  2.15436,  2.50253,  2.76643,
+  0.141414,  0.217839,  0.691099,  1.01425,  1.32457,  1.5818,  1.90391,  2.17495,  2.49967,  2.73504,
+  0.266012,  0.351982,  0.59749,  0.788421,  0.965447,  1.45772,  1.75496,  1.9364,  2.27568,  2.47284,
+  0.255438,  0.421642,  0.611897,  0.895487,  1.06659,  1.44699,  1.82829,  2.0559,  2.63329,  2.79055,
+  0.191859,  0.282633,  0.402573,  0.618878,  1.37275,  1.68725,  1.86319,  2.10772,  2.31579,  2.52584,
+  0.35004,  0.503022,  0.807819,  1.04408,  1.44292,  1.63573,  1.90115,  2.15363,  2.44339,  2.62206,
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+  0.31933,  0.474389,  0.693406,  0.862631,  0.999987,  1.27121,  1.72333,  1.98429,  2.5631,  2.72839,
+  0.170279,  0.233289,  0.37348,  0.522986,  1.17006,  1.69094,  1.94795,  2.14318,  2.36291,  2.59044,
+  0.389911,  0.585334,  0.917755,  1.14348,  1.42351,  1.64372,  1.95794,  2.18109,  2.49564,  2.66922,
+  0.258331,  0.386778,  0.581091,  0.777195,  0.979141,  1.13909,  1.6473,  2.29489,  2.54953,  2.73063,
+  0.306202,  0.491332,  0.701865,  0.865744,  1.14091,  1.29549,  1.50853,  1.92695,  2.21793,  2.40469,
+  0.183151,  0.261291,  0.404409,  0.60256,  1.2824,  1.47557,  1.68984,  2.1436,  2.37158,  2.59683,
+  0.214795,  0.333642,  0.985949,  1.346,  1.5543,  1.79463,  2.01009,  2.23591,  2.52466,  2.68564,
+  0.203837,  0.29134,  0.479778,  0.731837,  0.905538,  1.23303,  1.71053,  1.95038,  2.272,  2.46391,
+  0.247518,  0.323005,  0.697618,  0.997179,  1.21109,  1.55668,  1.7719,  1.92149,  2.53277,  2.68429,
+  0.219585,  0.301175,  0.690547,  0.932217,  1.41945,  1.64348,  1.86183,  2.03987,  2.43061,  2.63926,
+  0.317628,  0.533775,  1.06702,  1.3808,  1.56809,  1.8327,  2.07373,  2.2811,  2.61115,  2.75754,
+  0.212696,  0.343065,  0.517379,  0.754632,  0.9133,  1.15056,  1.6577,  1.86972,  2.44816,  2.64695,
+  0.313797,  0.462711,  0.635127,  0.916973,  1.4091,  1.55833,  1.794,  2.09229,  2.32518,  2.48422,
+  0.261526,  0.396384,  0.545407,  1.00864,  1.21707,  1.39875,  1.74639,  1.90652,  2.54393,  2.74543,
+  0.292892,  0.34198,  0.802965,  1.2701,  1.40064,  1.59677,  1.79752,  1.995,  2.57186,  2.70713,
+  0.179502,  0.260809,  0.446411,  0.671166,  0.855064,  1.54293,  1.88232,  2.05402,  2.2826,  2.58581,
+  0.223431,  0.330004,  0.524624,  0.736704,  1.04348,  1.65304,  1.86946,  2.3151,  2.65514,  2.78623,
+  0.164127,  0.235599,  0.365357,  0.748237,  1.5087,  1.66783,  2.02135,  2.25923,  2.55155,  2.76529,
+  0.241503,  0.341405,  0.678065,  1.09944,  1.44699,  1.67448,  2.09443,  2.27481,  2.51276,  2.68237,
+  0.220115,  0.320172,  0.468401,  0.678288,  0.805037,  1.29474,  1.91825,  2.09812,  2.41796,  2.57957,
+  0.239465,  0.387973,  0.563794,  0.749465,  1.22325,  1.40531,  1.6038,  2.01942,  2.26148,  2.48279,
+  0.173788,  0.283615,  0.406268,  0.824985,  1.35189,  1.48669,  1.77399,  1.91614,  2.5445,  2.75626,
+  0.177463,  0.261381,  0.471872,  1.03737,  1.27492,  1.61591,  1.89609,  2.27557,  2.64083,  2.79956,
+  0.231453,  0.342699,  0.524956,  0.813595,  0.994181,  1.20423,  1.46135,  1.71332,  2.13264,  2.36883,
+  0.344121,  0.465968,  0.707598,  0.98559,  1.17468,  1.36253,  1.58125,  1.79653,  2.41729,  2.59154,
+  0.205233,  0.295361,  0.443613,  0.770664,  1.45394,  1.64486,  1.87632,  2.123,  2.34187,  2.73047,
+  0.20344,  0.350711,  0.860563,  1.27997,  1.66067,  1.91701,  2.18238,  2.35493,  2.58498,  2.73662,
+  0.163764,  0.248462,  0.41779,  0.786784,  1.09589,  1.30281,  1.63272,  1.80875,  2.40044,  2.66292,
+  0.257979,  0.352682,  0.550782,  1.04164,  1.24807,  1.42826,  1.89847,  2.04358,  2.3853,  2.66172,
+  0.23785,  0.335708,  0.519519,  0.950892,  1.1076,  1.54801,  1.93105,  2.11304,  2.54519,  2.70872,
+  0.275724,  0.447788,  0.736236,  1.01408,  1.33518,  1.60965,  1.91926,  2.20948,  2.58036,  2.7856,
+  0.208554,  0.28827,  0.512666,  0.858156,  1.18622,  1.40948,  1.74387,  1.91688,  2.09218,  2.25498,
+  0.22584,  0.41538,  0.55718,  0.853852,  1.10689,  1.25042,  1.69965,  1.85977,  2.39577,  2.75469,
+  0.17972,  0.227226,  0.379701,  0.524835,  1.1143,  1.68444,  2.12547,  2.24828,  2.59064,  2.78291,
+  0.347731,  0.534312,  1.09407,  1.31939,  1.49729,  1.68377,  1.93781,  2.15283,  2.49889,  2.67385,
+  0.163297,  0.250799,  0.370845,  0.605917,  0.780304,  1.04333,  1.7932,  1.98631,  2.48636,  2.73171,
+  0.323218,  0.464636,  0.646625,  0.861922,  1.04678,  1.19589,  1.70554,  2.03467,  2.22201,  2.42439,
+  0.23309,  0.391593,  0.548633,  0.871234,  1.17574,  1.29613,  1.84358,  2.0709,  2.32808,  2.75633,
+  0.226719,  0.278036,  0.694846,  1.39204,  1.61263,  1.75712,  2.1243,  2.2854,  2.58258,  2.72706,
+  0.235868,  0.422225,  0.568072,  0.769964,  0.96835,  1.11274,  1.6814,  1.87941,  2.17589,  2.7103,
+  0.234784,  0.341791,  0.891242,  1.22292,  1.42499,  1.66655,  1.90162,  2.16783,  2.47568,  2.63774,
+  0.250078,  0.32295,  0.454487,  0.964023,  1.6059,  1.86951,  2.01604,  2.18713,  2.39046,  2.52699,
+  0.381649,  0.608688,  1.07473,  1.43078,  1.7242,  1.93988,  2.19477,  2.35346,  2.59916,  2.73932,
+  0.28253,  0.41995,  0.635305,  0.87259,  1.10002,  1.26059,  1.69693,  2.18264,  2.4134,  2.57118,
+  0.291878,  0.453647,  0.610854,  0.830956,  1.3353,  1.49193,  1.74142,  2.01766,  2.22837,  2.45312,
+  0.17302,  0.246458,  0.664,  0.910766,  1.18019,  1.41865,  1.74224,  1.95469,  2.28704,  2.65008,
+  0.213571,  0.298418,  0.490086,  1.27518,  1.39753,  1.6415,  1.82152,  2.30076,  2.59037,  2.76343,
+  0.1755,  0.232099,  0.391873,  0.598956,  1.17954,  1.36733,  1.64959,  1.94295,  2.19085,  2.34013,
+  0.336913,  0.414057,  0.664999,  0.815826,  0.999354,  1.60988,  1.85691,  2.01174,  2.39896,  2.52398,
+  0.222048,  0.293303,  0.563475,  0.849879,  1.30162,  1.76798,  1.98678,  2.19649,  2.50509,  2.66806,
+  0.308713,  0.528802,  0.863486,  1.1895,  1.45698,  1.72259,  2.08647,  2.32783,  2.67641,  2.82876,
+  0.309169,  0.425136,  0.627956,  0.870633,  1.02983,  1.24714,  1.91518,  2.17256,  2.36657,  2.57032,
+  0.28419,  0.466165,  0.629035,  0.859846,  1.06867,  1.22437,  1.72746,  1.94548,  2.20255,  2.61478,
+  0.163141,  0.229808,  0.36953,  0.591712,  1.02928,  1.23558,  1.88673,  2.12252,  2.44267,  2.73932,
+  0.15372,  0.217846,  0.41721,  1.00161,  1.45093,  1.67756,  2.07707,  2.29653,  2.63722,  2.80911,
+  0.189613,  0.277123,  0.453605,  0.658135,  1.12097,  1.29927,  1.53892,  2.06744,  2.30106,  2.56785,
+  0.332842,  0.48082,  0.683333,  0.885426,  1.02606,  1.36578,  1.99454,  2.19267,  2.53636,  2.72819,
+  0.250897,  0.335203,  0.522537,  0.812418,  1.38084,  1.78306,  1.96909,  2.13807,  2.36209,  2.50671,
+  0.386928,  0.599274,  0.962864,  1.2219,  1.66358,  1.8869,  2.17676,  2.36034,  2.56519,  2.69751,
+  0.164258,  0.276286,  0.442233,  0.667067,  0.863232,  1.2227,  1.56247,  1.7731,  2.61375,  2.82348,
+  0.252896,  0.319277,  0.741034,  1.12653,  1.32222,  1.57509,  1.83168,  1.99202,  2.2127,  2.49379,
+  0.129395,  0.183165,  0.369469,  0.80507,  1.14218,  1.46808,  1.82425,  2.12191,  2.51168,  2.75766,
+  0.120898,  0.263707,  0.805673,  1.10875,  1.37016,  1.61766,  1.95683,  2.23027,  2.59935,  2.80258,
+  0.201557,  0.280661,  0.512143,  0.809437,  1.16568,  1.34976,  1.76906,  2.0839,  2.30044,  2.48047,
+  0.25809,  0.354436,  0.605847,  0.834631,  1.01844,  1.46297,  1.73146,  1.92333,  2.46387,  2.62803,
+  0.214253,  0.299636,  0.483674,  0.690867,  1.19944,  1.72492,  1.94312,  2.15869,  2.42523,  2.6136,
+  0.408295,  0.590393,  0.961707,  1.17785,  1.38961,  1.55818,  1.81896,  2.05141,  2.3946,  2.59002,
+  0.231628,  0.332457,  0.498613,  0.664534,  0.856836,  0.973976,  1.41497,  2.19259,  2.47802,  2.68908,
+  0.280045,  0.353699,  0.677761,  1.01182,  1.18659,  1.43394,  1.71446,  1.9038,  2.11993,  2.3445,
+  0.190606,  0.261774,  0.430921,  0.652413,  1.30936,  1.51914,  1.75392,  2.00757,  2.27259,  2.41841,
+  0.253476,  0.307645,  0.629525,  1.31177,  1.51566,  1.66844,  1.91538,  2.07066,  2.56659,  2.713,
+  0.158342,  0.229827,  0.393273,  0.627673,  0.879051,  1.1425,  1.6115,  1.83683,  2.37099,  2.72793,
+  0.398653,  0.484163,  0.759758,  0.99979,  1.12035,  1.50881,  1.77159,  1.93501,  2.54883,  2.68769,
+  0.301067,  0.37232,  0.643743,  1.11144,  1.56498,  1.71456,  1.90481,  2.14162,  2.32975,  2.50262,
+  0.42663,  0.771668,  1.24707,  1.43243,  1.64078,  1.81309,  2.03759,  2.2479,  2.54513,  2.69464,
+  0.281253,  0.383223,  0.554873,  0.766104,  0.897526,  1.10187,  1.7718,  2.11445,  2.32574,  2.51962,
+  0.365386,  0.568881,  0.740961,  0.932002,  1.25556,  1.38468,  1.68857,  1.99503,  2.21726,  2.40767,
+  0.226724,  0.323656,  0.473603,  1.11299,  1.33971,  1.50997,  1.85025,  2.00454,  2.61115,  2.79029,
+  0.327749,  0.405292,  0.740356,  1.23297,  1.38508,  1.60856,  1.98613,  2.13282,  2.53636,  2.70698,
+  0.216279,  0.306099,  0.521025,  0.678469,  1.07086,  1.55902,  1.75965,  2.1053,  2.38188,  2.58302,
+  0.207282,  0.284811,  0.43685,  0.624627,  0.796857,  1.55681,  1.97026,  2.16308,  2.56389,  2.72476,
+  0.170955,  0.252585,  0.364623,  0.553325,  1.44849,  1.65976,  1.89356,  2.12838,  2.3571,  2.74274,
+  0.240614,  0.336239,  0.792595,  1.09387,  1.58287,  1.80674,  2.01964,  2.21515,  2.46643,  2.63041,
+  0.184152,  0.27263,  0.454853,  0.683131,  0.843646,  1.45351,  1.74923,  2.03783,  2.60873,  2.77658,
+  0.274888,  0.437755,  0.673651,  0.832722,  1.03099,  1.19238,  1.49909,  2.09117,  2.44862,  2.64381,
+  0.158756,  0.250619,  0.363061,  0.690691,  1.44915,  1.60162,  1.85509,  2.01186,  2.54431,  2.7569,
+  0.233298,  0.293366,  0.481016,  0.853065,  1.58651,  1.93452,  2.13057,  2.29576,  2.55832,  2.68514,
+  0.162678,  0.218578,  0.35693,  0.551448,  0.905511,  1.18514,  1.60152,  1.85165,  2.11748,  2.2739,
+  0.413518,  0.601263,  0.850891,  1.02066,  1.23106,  1.3986,  1.72144,  2.04339,  2.4159,  2.59863,
+  0.206759,  0.318389,  0.456773,  0.924999,  1.37862,  1.49138,  1.86925,  2.03308,  2.37346,  2.76589,
+  0.276543,  0.556716,  0.939531,  1.31976,  1.6618,  1.93505,  2.24234,  2.43653,  2.69951,  2.83465,
+  0.166363,  0.286077,  0.42961,  0.805017,  1.08248,  1.26268,  1.88725,  2.06154,  2.55213,  2.77939,
+  0.184798,  0.257855,  0.708397,  0.893842,  1.2824,  1.44637,  1.76604,  2.10003,  2.37001,  2.56462,
+  0.183231,  0.288657,  0.451692,  0.771618,  1.23607,  1.37346,  1.86952,  2.0891,  2.40154,  2.6916,
+  0.298816,  0.369542,  0.829931,  1.07438,  1.24766,  1.74781,  1.95733,  2.20525,  2.54442,  2.65349,
+  0.21104,  0.282017,  0.522226,  0.77694,  1.07592,  1.59616,  1.86585,  2.007,  2.17505,  2.39554,
+  0.314688,  0.43708,  0.642025,  0.965556,  1.12536,  1.33326,  1.86652,  2.01049,  2.33129,  2.62068,
+  0.183598,  0.246981,  0.376549,  0.548713,  1.41903,  1.90491,  2.08424,  2.26124,  2.54769,  2.70801,
+  0.519054,  0.743791,  1.01126,  1.22956,  1.46479,  1.66066,  1.94687,  2.15641,  2.45479,  2.62055,
+  0.217448,  0.320028,  0.435627,  0.623507,  0.761637,  1.07682,  2.00832,  2.20506,  2.56033,  2.80098,
+  0.295822,  0.461337,  0.640353,  0.856643,  1.22953,  1.36663,  1.82621,  2.10939,  2.30179,  2.50945,
+  0.14645,  0.208738,  0.40879,  0.856811,  1.13137,  1.44404,  1.78865,  1.9483,  2.26888,  2.71907,
+  0.198805,  0.262021,  0.438575,  1.21427,  1.5216,  1.66403,  1.99099,  2.15252,  2.57754,  2.74353,
+  0.150215,  0.200178,  0.342929,  0.535637,  0.987179,  1.26637,  1.73784,  1.95652,  2.19577,  2.72346,
+  0.359606,  0.471082,  0.699657,  1.11958,  1.38102,  1.50812,  1.861,  2.12077,  2.36507,  2.56645,
+  0.300605,  0.393573,  0.569342,  0.926649,  1.52865,  1.81159,  1.97154,  2.15961,  2.4303,  2.55294,
+  0.452315,  0.749139,  1.26681,  1.49943,  1.77636,  1.99303,  2.21597,  2.3785,  2.61411,  2.73221,
+  0.240194,  0.365714,  0.619909,  0.771863,  1.16783,  1.38847,  1.62006,  2.13327,  2.58258,  2.72749,
+  0.286057,  0.443913,  0.609916,  0.854279,  1.30594,  1.4372,  1.67476,  2.1379,  2.37765,  2.53961,
+  0.196764,  0.313916,  0.469271,  0.921515,  1.16876,  1.3606,  1.78073,  1.94047,  2.41854,  2.58845,
+  0.269624,  0.353707,  0.59299,  1.13013,  1.38148,  1.54411,  1.95239,  2.1153,  2.42677,  2.65968,
+  0.172158,  0.21529,  0.38399,  0.539123,  0.977437,  1.47403,  1.75777,  2.00192,  2.2943,  2.47314,
+  0.32718,  0.399773,  0.714499,  0.861399,  1.05429,  1.7476,  2.02798,  2.20614,  2.56977,  2.67214,
+  0.209446,  0.29132,  0.415002,  0.750296,  1.57866,  1.86808,  2.02415,  2.22015,  2.45456,  2.61746,
+  0.128682,  0.265539,  0.82225,  1.19498,  1.45079,  1.74622,  2.08957,  2.36156,  2.67313,  2.81897,
+  0.220674,  0.341244,  0.500467,  0.782433,  0.933033,  1.20165,  1.99761,  2.20528,  2.57619,  2.78091,
+  0.252799,  0.394807,  0.549805,  0.861654,  1.19548,  1.31163,  1.54106,  1.68936,  2.13897,  2.66168,
+  0.1385,  0.187769,  0.318423,  0.588423,  1.24293,  1.51203,  1.89055,  2.15852,  2.54764,  2.79269,
+  0.190844,  0.261674,  0.394321,  0.930393,  1.58016,  1.7175,  1.92945,  2.11956,  2.38971,  2.70565,
+  0.233726,  0.355346,  0.537925,  0.740228,  0.95795,  1.0936,  1.5178,  2.01908,  2.26313,  2.5713,
+  0.427268,  0.528019,  0.79575,  0.992404,  1.12419,  1.55851,  1.92696,  2.08266,  2.52397,  2.66672,
+  0.233766,  0.339958,  0.483599,  0.784487,  1.41632,  1.6082,  1.79351,  2.10839,  2.31544,  2.48957
 };
   /* codebook/lspjvm2.txt */
 static const float codes1[] = {
-  0.180622,  0.006066,  -0.021468,  -0.013437,  0.015371,
-  0.003683,  0.008561,  0.045263,  0.004004,  0.049437,
-  -0.163772,  0.023012,  0.008096,  0.000595,  -0.007511,
-  0.018726,  0.024696,  -0.012187,  0.04088,  -0.03752,
-  0.018287,  0.048845,  0.002788,  0.008714,  0.020441,
-  -0.041314,  -0.023004,  -0.012868,  -0.006827,  0.020867,
-  0.020537,  0.025562,  -0.025163,  -0.005949,  0.176464,
-  0.029031,  0.023992,  0.040001,  -0.001579,  -0.012196,
-  0.089764,  0.051566,  0.026604,  -0.011248,  0.027925,
-  -0.082012,  -0.046648,  0.055399,  0.034046,  0.005132,
-  0.113247,  -0.023355,  0.041174,  0.03637,  -0.046196,
-  0.051016,  0.030063,  -0.017635,  -0.011313,  -0.036656,
-  -0.062688,  0.047435,  -0.002149,  0.001155,  0.053891,
-  0.005997,  0.009596,  -0.018469,  0.041943,  0.0443,
-  -0.028231,  0.016577,  -0.007576,  -0.04395,  -0.016269,
-  0.035918,  0.013668,  -0.007319,  -0.028917,  0.040241,
-  -0.00286,  -0.017397,  0.055068,  -0.003111,  -0.01823,
-  -0.014853,  -0.025694,  0.024,  0.040516,  0.023921,
-  -0.010584,  0.018591,  0.007213,  0.008872,  0.002639,
-  -0.039141,  0.021724,  -0.007418,  0.056879,  -0.025835,
-  -0.012914,  -0.035655,  0.025106,  -0.033265,  0.025828,
-  0.008212,  -0.009233,  0.008548,  0.0211,  -0.00322,
-  -0.033749,  0.036061,  0.057176,  0.00473,  0.007389,
-  -0.016066,  -0.009876,  0.169501,  -0.019578,  0.018563,
-  -0.005042,  -0.017609,  -0.003367,  -0.033805,  -0.034261,
-  0.021848,  -0.037098,  -0.016724,  -0.013664,  -0.022234,
-  -0.014318,  -0.041632,  -0.025771,  0.009917,  -0.004712,
-  0.016061,  0.039283,  -0.031636,  -0.10772,  -0.031214,
-  0.045005,  0.009421,  0.002766,  0.047322,  0.01061,
-  -0.000365,  -0.012189,  -0.027333,  -0.00511,  0.026984,
-  -0.095422,  -0.058078,  -0.061673,  -0.024753,  0.012418,
-  0.010534,  0.026639,  -0.026237,  -0.024583,  -0.00674,
-  -0.000214,  0.009931,  -0.045554,  0.008574,  -0.033281,
-  -0.00565,  0.008215,  0.012479,  0.015845,  -0.173872,
-  -0.007468,  0.03686,  -0.007603,  -0.033418,  0.049009,
-  0.027431,  0.004773,  -0.059174,  0.012162,  0.009249,
-  0.075983,  -0.05033,  -0.034798,  -0.009475,  0.015972,
-  -0.075828,  0.017657,  0.007893,  -0.02471,  -0.037156,
-  -0.00387,  -0.019629,  -0.034949,  0.060981,  -0.005291,
-  -0.027994,  -0.051432,  0.023954,  -0.002302,  -0.033216,
-  -0.004043,  0.056778,  0.030301,  -0.02076,  -0.03771,
-  -0.024427,  0.031822,  -0.063218,  0.009871,  0.021376,
-  -0.012111,  -0.005709,  0.024335,  0.125538,  0.082754,
-  0.008418,  0.005587,  0.021277,  -0.044805,  0.005042,
-  0.004683,  0.017979,  0.055288,  0.058361,  -0.009646,
-  0.002515,  -0.021444,  -0.158007,  0.009838,  0.033717,
-  -0.010086,  -0.015696,  0.009078,  0.032922,  -0.055059,
-  0.023172,  -0.048288,  0.032483,  0.010087,  0.027439,
-  -0.009869,  -0.014953,  -0.058391,  -0.054933,  0.000823,
-  -0.02695,  -0.127542,  -0.040479,  -0.019142,  0.027921,
-  0.052918,  -0.00397,  0.077123,  -0.06321,  -0.039627,
-  -0.016171,  -0.027555,  -0.007027,  0.002134,  0.084092,
-  -0.016824,  -0.025088,  -0.078462,  -0.008012,  -0.082548,
-  -0.018758,  -0.028954,  0.04872,  -0.112156,  -0.052909,
-  -0.007753,  -0.123471,  0.047735,  0.054028,  -0.003099,
-  0.083138,  0.089523,  -0.11661,  0.02168,  0.037196,
-  -0.00683,  0.097009,  -0.00186,  0.029964,  0.010137,
-  0.011289,  0.00737,  0.014781,  -0.012922,  -0.066981,
-  0.034641,  -0.154921,  0.011883,  -0.009672,  -0.021795,
-  -0.0415,  0.136367,  -0.041281,  -0.032394,  -0.024645,
-  0.010206,  -0.008545,  -0.042595,  0.156139,  -0.026349,
-  -0.002143,  0.02783,  0.067894,  -0.098022,  0.044893,
-  0.004982,  -0.020281,  -0.030082,  -0.074794,  0.052684,
-  0.015115,  -0.056898,  0.148751,  0.028815,  -0.062015
+  -0.021406,  0.108931,  0.010236,  -0.145815,  -0.089687,
+  0.016537,  -0.038145,  -0.132961,  0.144062,  0.096719,
+  -0.001249,  0.013167,  0.052016,  0.072695,  -0.02905,
+  0.054435,  0.072283,  -0.113255,  0.09167,  -0.068342,
+  0.056174,  0.101084,  0.008257,  -0.047489,  0.082329,
+  -0.00967,  -0.013122,  -0.089819,  -0.016051,  0.032201,
+  -0.025482,  -0.062168,  -0.027894,  -0.042783,  0.019989,
+  -0.03621,  -0.102359,  0.010714,  -0.073465,  0.139879,
+  0.029393,  0.116335,  -0.053214,  0.015564,  -0.013808,
+  -0.026376,  -0.048523,  0.030416,  0.066124,  -0.024016,
+  -0.016938,  -0.010752,  -0.022466,  0.121965,  -0.11196,
+  0.001775,  0.120198,  -0.006935,  0.092166,  0.06078,
+  0.020879,  -0.052287,  -0.042419,  -0.092863,  -0.003716,
+  -0.012942,  0.003592,  -0.068986,  -0.008414,  -0.201647,
+  -0.066428,  0.003595,  -0.022975,  -0.047039,  -0.047828,
+  0.052783,  0.042176,  0.126683,  -0.008779,  0.031824,
+  -0.069533,  0.057703,  -0.101798,  -0.023824,  -0.015011,
+  -0.009915,  -0.043934,  -0.203639,  0.020801,  0.033223,
+  -0.077839,  0.00118,  -0.025396,  0.08133,  -0.04243,
+  0.085572,  0.029367,  -0.09507,  0.125583,  0.022176,
+  0.092057,  -0.008781,  -0.079235,  -0.048786,  0.010769,
+  0.027327,  0.000593,  -0.083822,  -0.011844,  -0.018093,
+  -0.032156,  -0.15415,  -0.008283,  -0.017139,  -0.050854,
+  0.009479,  -0.02509,  -0.027382,  -0.027763,  0.063362,
+  0.088887,  0.011119,  0.009036,  0.064685,  -0.071905,
+  -0.002787,  -0.022367,  -0.04196,  0.039802,  -0.056172,
+  0.070393,  -0.060213,  0.055618,  -0.004384,  -0.09882,
+  0.02272,  -0.054683,  0.042647,  0.074937,  0.051574,
+  -0.04034,  -0.0559,  -0.090361,  -0.056423,  0.054499,
+  -0.022323,  -0.062442,  -0.15412,  0.064024,  -0.106246,
+  0.029715,  0.01163,  -0.024847,  -0.139332,  -0.089951,
+  -0.017745,  -0.027821,  0.127381,  -0.013944,  0.064178,
+  0.010859,  0.071557,  0.031402,  -0.149073,  -0.003671,
+  0.043703,  0.0104,  -0.095362,  -0.078181,  0.078992,
+  -0.062365,  0.108491,  0.061683,  -0.028738,  -0.067763,
+  -0.011243,  0.043622,  -0.135943,  0.097385,  0.062552,
+  -0.032851,  0.010995,  0.099787,  -0.038882,  0.15778,
+  -0.007503,  0.017079,  -0.127619,  -0.05615,  -0.024204,
+  -0.037235,  -0.04495,  0.03514,  -0.039034,  -0.045729,
+  -0.01215,  -0.023033,  -0.015281,  -0.017554,  0.175991,
+  0.013504,  0.104354,  -0.012111,  -0.02355,  -0.115563,
+  -0.042342,  -0.099164,  0.096286,  0.091278,  0.031877,
+  -0.024046,  -0.030027,  0.06793,  0.154144,  -0.031663,
+  -0.072506,  0.07438,  0.01728,  0.140934,  -0.004622,
+  -0.003206,  -0.03486,  -0.021056,  -0.243855,  -0.011117,
+  -0.060839,  0.044539,  -0.058851,  0.036564,  -0.097705,
+  -0.016596,  -0.013664,  0.068173,  -0.067875,  -0.183602,
+  -0.064965,  0.019491,  0.095851,  -0.028385,  0.019268,
+  -0.010465,  0.055629,  -0.016387,  0.024339,  -0.045126,
+  -0.018622,  -0.079611,  -0.091009,  0.066046,  0.121183,
+  -0.123295,  0.058013,  -0.01214,  -0.021931,  -0.045825,
+  0.059201,  0.078097,  0.040501,  0.065851,  -0.110515,
+  0.12693,  0.005995,  0.034017,  -0.048068,  -0.015656,
+  0.016926,  0.05661,  -0.0756,  -0.029285,  0.044383,
+  -0.024671,  -0.048029,  0.096627,  -0.012414,  -0.032073,
+  0.021229,  -0.033084,  0.019567,  0.072695,  0.142564,
+  0.008864,  0.044495,  0.040261,  -0.033093,  0.010083,
+  0.01058,  -0.002921,  0.033653,  0.168848,  0.069199,
+  0.0394,  -0.063679,  0.089332,  -0.012301,  0.02236,
+  0.092973,  0.079011,  0.059365,  0.008416,  0.083912,
+  0.054464,  0.080565,  -0.058195,  -0.13486,  0.138418,
+  -0.087504,  -0.067253,  0.00903,  0.01676,  -0.081394,
+  0.051506,  -0.004796,  -0.013195,  -0.0092,  -0.062858,
+  0.014136,  -0.005275,  0.130559,  0.109747,  0.064248,
+  0.010845,  0.069553,  -0.085492,  -0.131332,  -0.007657,
+  0.061578,  -0.010083,  -0.07197,  0.033097,  0.100995,
+  0.003198,  0.007159,  0.027522,  0.025186,  -0.080406,
+  -0.096163,  0.054974,  -0.097498,  0.08283,  -0.01209,
+  0.004564,  0.097746,  -0.036003,  -0.008348,  0.122627,
+  -0.065901,  0.025078,  -0.032586,  -0.057617,  0.045,
+  -0.040136,  -0.148328,  -0.030633,  -0.064691,  0.045416,
+  -0.012157,  -0.071964,  0.061991,  -0.039987,  0.077308,
+  -0.070987,  0.153939,  0.010666,  0.03704,  -0.030856,
+  -0.062433,  -0.130329,  0.002839,  0.064062,  0.024361,
+  -0.010079,  -0.010083,  0.033087,  0.042281,  -0.160409,
+  0.043272,  0.054272,  -0.059931,  0.111129,  0.114478,
+  -0.000965,  -0.033833,  0.021267,  -0.070397,  0.019875,
+  0.015102,  -0.050712,  -0.031612,  -0.000424,  -0.123141,
+  -0.014702,  0.01794,  0.056732,  -0.033205,  -0.088282,
+  0.022676,  0.003815,  0.127489,  -0.060266,  -0.046166,
+  -0.109531,  0.015517,  -0.067033,  0.056234,  0.073193,
+  -0.036736,  -0.015719,  -0.146495,  0.043652,  -0.0236,
+  -0.072281,  0.011353,  0.085598,  -0.00999,  -0.053988,
+  0.116015,  0.078694,  -0.069806,  0.011356,  0.032732,
+  0.03516,  -0.077654,  -0.085381,  -0.030028,  0.028329,
+  0.007367,  0.098254,  -0.128188,  -0.027778,  -0.092765,
+  -0.069658,  -0.086929,  0.052634,  -0.082911,  0.001566,
+  -0.031465,  0.039504,  -0.023896,  0.021954,  0.048575,
+  0.067465,  0.050711,  0.109993,  0.012589,  -0.068459,
+  0.042952,  -0.07078,  -0.02711,  0.074662,  -0.038708,
+  -0.016487,  -0.060168,  0.02298,  0.053224,  -0.096817,
+  0.095022,  0.019917,  0.01935,  0.081452,  0.053094,
+  8.9e-05,  -0.061265,  -0.113233,  -0.226444,  0.129738,
+  -0.020289,  -0.099412,  -0.020535,  0.056754,  -0.041445,
+  -0.018132,  -0.095821,  -0.023669,  -0.129792,  -0.092501,
+  0.012197,  -0.05765,  0.169818,  0.024001,  -0.032966,
+  -0.080227,  0.054215,  0.064056,  -0.107205,  0.004215,
+  -0.019811,  -0.031309,  -0.064602,  -0.018889,  0.110998,
+  -0.018518,  0.108617,  0.128486,  0.054262,  -0.06785,
+  0.025706,  0.028344,  -0.051367,  0.072576,  0.04013,
+  -0.029519,  0.044777,  0.063178,  -0.044981,  0.078351,
+  -0.007752,  -0.005772,  -0.151473,  -0.075434,  -0.135683,
+  -0.028129,  -0.041696,  0.038737,  0.002588,  0.039111,
+  -0.001413,  -0.117329,  0.014356,  -0.008556,  0.058081,
+  0.073577,  0.086054,  -0.063932,  -0.059703,  -0.056043,
+  -0.004455,  -0.105199,  0.057557,  0.036356,  -0.001614,
+  0.034813,  -0.011546,  0.119991,  0.09797,  -0.057333,
+  0.01249,  0.036923,  0.060306,  0.089075,  0.026544,
+  -0.007308,  -0.00336,  0.089332,  -0.156157,  -0.076983,
+  0.020443,  0.038004,  -0.082617,  0.014187,  -0.084229,
+  -0.010067,  -0.043646,  0.10419,  -0.020332,  -0.113413,
+  0.019452,  -0.017699,  0.086407,  -0.14935,  0.035032,
+  -0.063843,  0.049501,  0.023881,  -0.007758,  0.015123,
+  -0.040657,  -0.040203,  -0.063597,  0.042128,  0.025604,
+  -0.13016,  -0.024866,  0.055305,  -0.041194,  0.045116,
+  0.049432,  0.05551,  -0.006683,  0.138421,  -0.043183,
+  0.087163,  0.013057,  -0.006799,  -0.084491,  0.056532,
+  0.064054,  0.106709,  -0.075535,  -0.087588,  0.046051,
+  -0.026502,  -0.091502,  0.062202,  -0.077878,  -0.103918,
+  -0.070766,  -0.007034,  -0.005016,  0.012735,  0.091548,
+  0.030092,  0.104877,  0.065607,  0.020461,  -0.002983,
+  0.006667,  -0.059681,  -0.067896,  0.140805,  -0.037053,
+  0.024911,  -0.042592,  0.035611,  -0.02219,  -0.017371,
+  0.043806,  -0.003772,  0.064155,  -0.005587,  0.065305,
+  0.013775,  -0.019471,  -0.010808,  -0.11488,  0.092429,
+  -0.004362,  -0.097882,  -0.072622,  0.000859,  -0.072969,
+  0.010835,  0.002935,  -0.010522,  -0.02964,  -0.018812,
+  -0.002815,  0.01965,  0.073786,  0.023017,  0.027486,
+  -0.035116,  0.08378,  -0.047697,  -0.093223,  -0.049601,
+  0.016083,  -0.030747,  -0.08191,  0.105295,  0.037028,
+  0.02142,  0.017461,  0.021006,  0.030737,  -0.007009,
+  0.01757,  -0.004117,  -0.109441,  0.099907,  -0.060442,
+  0.031533,  0.170766,  0.007603,  -0.023917,  0.03964,
+  -0.03449,  -0.004353,  -0.04981,  -0.001665,  -0.0068,
+  -0.049992,  -0.082781,  -0.030432,  -0.069328,  -0.033724,
+  -0.026425,  -0.08423,  0.068958,  -0.147731,  0.089957,
+  -0.025804,  0.152835,  -0.052516,  -0.03593,  -0.032842,
+  -0.026333,  -0.041967,  0.018667,  0.106536,  0.021511,
+  0.025179,  -0.006152,  0.03258,  0.109526,  -0.087229,
+  -0.046329,  0.156428,  -0.000438,  0.032617,  0.082644,
+  0.045529,  -0.08892,  0.005952,  -0.100032,  0.037022,
+  0.043473,  0.0346,  -0.048768,  0.050748,  -0.142175,
+  -0.05268,  0.040293,  0.025408,  -0.078601,  -0.057626,
+  -0.008755,  0.039271,  0.157026,  0.016939,  0.011512,
+  -0.055155,  0.100297,  -0.09075,  -0.070506,  0.053489,
+  0.036003,  -0.004689,  -0.140033,  0.021003,  0.0508,
+  -0.094297,  -0.038679,  0.001987,  0.044431,  0.014913,
+  0.075296,  0.020313,  -0.055272,  0.05565,  -0.012236,
+  0.080103,  -0.001597,  -0.01709,  -0.008598,  0.039225,
+  0.074687,  0.005695,  -0.126235,  -0.0143,  -0.0628,
+  0.006515,  -0.098507,  0.016983,  -0.02585,  -0.061359,
+  0.003403,  0.02076,  0.004611,  -0.040494,  0.066641,
+  0.08029,  0.040135,  0.035632,  0.025592,  -0.020162,
+  0.001135,  -0.000322,  -0.019373,  0.081497,  -0.024835,
+  0.032781,  -0.056711,  0.055831,  0.043231,  -0.056169,
+  0.059098,  -0.031619,  0.033132,  0.039309,  0.015952,
+  -0.002714,  -0.040968,  -0.126282,  -0.082601,  0.115541,
+  -0.009564,  -0.038716,  -0.077074,  0.054052,  -0.127886,
+  -0.013589,  0.020741,  -0.030063,  -0.098522,  -0.154709,
+  -0.019341,  -0.076775,  0.150586,  -0.056835,  0.028978,
+  0.026984,  0.120357,  0.014776,  -0.087996,  0.001184,
+  0.043136,  0.047468,  -0.106854,  -0.012311,  0.136749,
+  0.006266,  0.135453,  0.089884,  -0.044424,  -0.015318,
+  -0.022275,  0.104625,  -0.093291,  0.040459,  0.043466,
+  0.026675,  0.033732,  0.033432,  -0.040003,  0.137637,
+  -0.015331,  -0.040834,  -0.144406,  -0.102359,  0.007346,
+  -0.037072,  -0.00647,  0.019555,  0.004435,  -0.023113,
+  0.050195,  -0.050172,  0.002684,  -0.032435,  0.117505,
+  0.053669,  0.065412,  0.023483,  -0.076387,  -0.097193,
+  -0.046469,  -0.112094,  0.081252,  0.010354,  0.081406,
+  0.003424,  -0.098166,  0.059285,  0.116414,  -0.043193,
+  -0.08551,  0.089546,  0.067583,  0.06337,  0.036681,
+  -0.050885,  -0.014553,  -0.010354,  -0.138138,  -0.019065,
+  -0.062106,  0.089829,  -0.025795,  -0.024562,  -0.136513,
+  0.042604,  0.028547,  0.068434,  -0.019686,  -0.149143,
+  -0.011292,  -0.004941,  0.080298,  -0.068819,  0.013087,
+  -0.033391,  0.083482,  -0.002741,  0.044834,  -8.7e-05,
+  -0.030048,  -0.111492,  -0.106256,  0.013354,  0.069577,
+  -0.201947,  0.03338,  0.030414,  0.014569,  -0.056871,
+  0.032976,  0.099252,  -0.022767,  0.071354,  -0.074629,
+  0.084309,  0.070168,  0.048774,  -0.058682,  0.019366,
+  0.032417,  0.045013,  -0.038956,  0.003473,  0.024131,
+  -0.05335,  -0.111804,  0.084936,  0.015044,  -0.043488,
+  -0.021984,  -0.089694,  0.026913,  0.087199,  0.105413,
+  0.032985,  0.060479,  0.043282,  -0.041424,  -0.045614,
+  -0.025281,  0.016546,  -0.008511,  0.109096,  0.061579,
+  0.108852,  -0.086107,  0.057949,  -0.007846,  0.023739,
+  0.022917,  0.048324,  0.084817,  0.051422,  0.108333,
+  0.020075,  0.065293,  0.024222,  -0.177025,  0.103021,
+  -0.052328,  -0.058433,  -0.016859,  -0.039048,  -0.132025,
+  0.044874,  -0.056423,  -0.00911,  -0.056668,  -0.062653,
+  0.007126,  -0.049861,  0.112609,  0.043628,  0.102097,
+  0.053027,  0.006351,  -0.074985,  -0.155632,  0.000468,
+  -0.003952,  -0.020796,  -0.047587,  0.066293,  0.093601,
+  0.006187,  0.075271,  0.03827,  0.0137,  -0.0867,
+  -0.038267,  0.110563,  -0.053092,  0.104285,  -0.058967,
+  -0.01723,  0.065483,  -0.030473,  -0.073551,  0.09744,
+  -0.017625,  0.009543,  -0.053416,  -0.091798,  0.013864,
+  -0.047203,  -0.111174,  -0.068496,  0.004133,  -0.001946,
+  0.021511,  -0.033754,  0.082109,  -0.067395,  0.108098,
+  0.024329,  0.172244,  0.023377,  0.022373,  -0.066952,
+  -0.024787,  -0.09021,  -0.039733,  0.128667,  0.045121,
+  -0.056078,  0.039012,  0.057493,  0.060251,  -0.111755,
+  0.002505,  0.046864,  -0.005795,  0.052569,  0.117762,
+  -0.049994,  -0.019961,  0.021272,  -0.092885,  0.061478,
+  0.025756,  0.008735,  -0.010368,  -0.028567,  -0.125922,
+  0.000465,  -0.012792,  0.031428,  -0.078323,  -0.08152,
+  -0.009561,  0.065195,  0.112336,  -0.071252,  -0.041794,
+  -0.14864,  0.078451,  -0.027802,  -0.011982,  0.061388,
+  -0.005007,  -0.071353,  -0.10845,  0.054048,  -0.009674,
+  -0.09507,  -0.000467,  0.065054,  0.06069,  -0.022708,
+  0.071931,  0.100729,  -0.048705,  0.059187,  0.065931,
+  0.066351,  -0.085844,  -0.041025,  0.021797,  0.046665,
+  0.003912,  0.061475,  -0.162863,  0.038635,  -0.025668,
+  -0.010671,  -0.130322,  0.059096,  -0.065249,  0.005155,
+  0.003692,  -0.012791,  -0.008737,  0.036513,  0.03715,
+  0.033874,  -0.000886,  0.08322,  0.009612,  -0.037199,
+  0.077031,  -0.048573,  -0.065236,  0.02836,  -0.043075,
+  -0.019846,  -0.097997,  0.069274,  0.025529,  -0.131338,
+  0.050027,  -0.010317,  0.022528,  0.118355,  0.001105,
+  -0.023244,  -0.088843,  -0.056329,  -0.140675,  0.037221,
+  -0.052427,  -0.096705,  -0.045605,  0.099184,  -0.072695,
+  -0.001344,  -0.024613,  -0.066691,  -0.087988,  -0.075475,
+  -0.003806,  -0.057986,  0.114851,  0.046384,  0.013172,
+  -0.060172,  0.127551,  0.032045,  -0.088201,  0.057495,
+  -0.030853,  0.024597,  -0.100073,  0.01106,  0.108274,
+  -0.015716,  0.067447,  0.07522,  0.051558,  -0.038701,
+  -0.001983,  0.026967,  -0.085766,  0.052349,  -0.005081,
+  -0.024184,  0.09245,  0.055417,  0.004123,  0.076868,
+  -0.00227,  -0.069252,  -0.133485,  -0.036492,  -0.054455,
+  -0.012415,  -0.06599,  0.006622,  0.009851,  -0.004664,
+  -0.035992,  -0.083973,  -0.016076,  0.002209,  0.092316,
+  0.084844,  0.06894,  -0.020968,  -0.004783,  -0.04666,
+  0.037839,  -0.143521,  0.005325,  0.036055,  0.002123,
+  -0.023575,  -0.021621,  0.10615,  0.061087,  -0.046658,
+  0.041745,  0.096932,  0.09591,  0.112957,  0.016901,
+  0.014863,  -0.029474,  0.038073,  -0.124756,  -0.025224,
+  -0.01276,  0.03091,  -0.053282,  -0.028662,  -0.070939,
+  0.005145,  0.000361,  0.148092,  0.011131,  -0.102044,
+  0.021703,  0.043413,  0.111529,  -0.09664,  0.070849,
+  -0.018883,  0.085116,  -0.011565,  -0.036848,  0.00114,
+  0.004421,  -0.070699,  -0.034949,  0.050552,  0.034228,
+  -0.141451,  -0.055244,  -0.037438,  -0.034652,  -0.00052,
+  0.025296,  0.08363,  -0.024993,  0.100072,  -0.001299,
+  0.022946,  0.0461,  0.002547,  -0.103144,  0.03587,
+  0.034994,  0.100019,  -0.142482,  -0.019346,  0.025513,
+  0.013032,  -0.078172,  0.109851,  -0.079647,  -0.043137,
+  -0.030375,  -0.017337,  0.04164,  0.035436,  0.111094,
+  0.044122,  0.080993,  0.015356,  0.033668,  0.027083,
+  -0.009547,  0.005556,  -0.052828,  0.165063,  -0.001717,
+  0.056999,  -0.00711,  0.063252,  -0.065978,  -0.008868,
+  0.036395,  0.018676,  0.008704,  0.02361,  0.076704,
+  -0.037486,  0.016184,  -0.046249,  -0.156788,  0.095619,
+  -0.029472,  -0.04223,  -0.055255,  -0.020155,  -0.05754,
+  0.035636,  0.027756,  -0.026705,  -0.07332,  -0.028806,
+  -0.052871,  0.003491,  0.087672,  0.064225,  0.057197
 };
   /* codebook/lspjvm3.txt */
 static const float codes2[] = {
-  0.199356,  -0.046114,  -0.014628,  0.019331,  0.007094,
-  -0.223637,  -0.027704,  0.005744,  -0.03091,  -0.002358,
-  0.012583,  0.025512,  -0.018059,  -0.159782,  0.00384,
-  -0.132734,  0.04202,  0.037016,  0.000379,  -0.010638,
-  -0.006745,  -0.011922,  0.018691,  -0.032089,  -0.159781,
-  0.044397,  0.027639,  0.007529,  -0.010559,  0.005324,
-  0.094328,  0.033697,  -0.071778,  0.025642,  0.025931,
-  0.018792,  0.016222,  -0.154698,  -0.017059,  0.000699,
-  -0.067211,  0.033705,  0.025447,  -0.026276,  0.031514,
-  -0.104739,  -0.017205,  -0.052495,  0.000481,  0.008038,
-  0.068027,  0.001855,  -0.00731,  0.028354,  -0.048914,
-  0.028143,  -0.006052,  -0.006966,  -0.015113,  -0.041109,
-  -0.038585,  -0.005834,  -0.021703,  -0.007152,  0.014956,
-  0.114966,  0.01575,  0.039961,  -0.03241,  0.006278,
-  0.02034,  -0.036924,  0.033169,  -0.047163,  0.009171,
-  0.01072,  -0.039946,  -0.017723,  -0.002642,  -0.010278,
-  -0.079353,  -0.060398,  0.03467,  -0.002409,  -0.01072,
-  0.028527,  0.006945,  -0.04559,  0.016821,  -0.004159,
-  -0.018629,  -0.033281,  0.011648,  0.033733,  -0.036671,
-  -0.043644,  0.012612,  0.0017,  -0.017529,  -0.053521,
-  0.048372,  -0.008161,  -0.046648,  -0.050377,  0.005868,
-  -0.013208,  -0.130732,  0.048663,  0.006746,  -0.008581,
-  -0.012499,  -0.023672,  -0.013511,  -0.055482,  -0.020262,
-  -0.009173,  -0.041402,  0.015274,  -0.007771,  0.027925,
-  -0.002419,  -0.011154,  0.039476,  -0.022125,  -0.033716,
-  0.023169,  -0.032382,  0.029847,  0.029624,  -0.014876,
-  0.044864,  -0.005728,  0.066242,  -0.031428,  -0.037726,
-  -0.006296,  -0.018223,  -0.031106,  0.026031,  0.020168,
-  -0.00268,  0.019292,  -0.054964,  -0.028514,  0.003996,
-  0.014037,  0.063021,  -0.019018,  0.019135,  0.006253,
-  -0.030836,  -0.013152,  0.043025,  -0.008038,  0.001975,
-  0.013008,  0.031322,  -0.004349,  -0.045247,  -0.022323,
-  -0.001254,  -0.003786,  -0.039013,  0.007816,  -0.058864,
-  -0.02985,  -0.007355,  0.092691,  -0.096908,  0.012834,
-  -0.004289,  -0.005152,  0.056846,  0.028014,  0.009501,
-  0.011267,  0.030816,  0.028408,  0.022022,  -0.054663,
-  0.011944,  0.012077,  0.018871,  0.002067,  0.013561,
-  0.037847,  -0.01254,  -0.0057,  0.026174,  0.036866,
-  -0.011667,  0.029533,  -0.001613,  0.002176,  -0.019421,
-  -0.064045,  0.009466,  -0.014587,  0.051633,  -0.007692,
-  -0.000734,  0.061783,  0.053816,  -0.01943,  0.00076,
-  -0.02734,  0.044591,  0.019738,  0.038465,  0.009254,
-  0.07726,  -0.065671,  -0.002924,  -0.002751,  0.010811,
-  -0.05946,  0.069552,  -0.070568,  -0.034797,  0.011398,
-  -0.019409,  0.022774,  0.008093,  -0.046885,  0.024185,
-  0.045376,  0.029876,  0.052322,  0.053145,  0.010152,
-  0.004524,  -0.017804,  0.058043,  0.019065,  0.119071,
-  0.004986,  0.000119,  -0.004026,  0.059938,  0.000625,
-  0.010842,  -0.011323,  -0.02512,  -0.031177,  0.037555,
-  -0.054404,  0.032783,  0.102674,  0.037726,  -0.016502,
-  -0.024732,  0.019641,  -0.069165,  0.035973,  -0.007114,
-  0.022856,  0.033603,  -0.03471,  0.107206,  -0.046868,
-  -0.02035,  -0.066156,  -0.0491,  -0.00256,  -0.012345,
-  -0.036348,  -0.047706,  0.008369,  0.048741,  0.044398,
-  0.029796,  -0.065326,  -0.068475,  0.070067,  -0.004048,
-  0.06303,  0.124997,  -0.026117,  -0.037609,  -0.022144,
-  -0.011243,  0.028624,  -0.006808,  0.008654,  0.058514,
-  0.006905,  -0.033728,  0.163891,  0.017925,  -0.028119,
-  -0.038975,  -0.058758,  -0.03637,  -0.069444,  0.05181,
-  0.005915,  -0.008354,  -0.078672,  0.025962,  0.10104,
-  -0.032262,  0.157582,  -0.012208,  -0.008087,  -0.00719,
-  0.023464,  0.035066,  0.011241,  -0.057235,  0.056908,
-  -0.019183,  -0.017633,  0.014499,  0.143127,  -0.005776,
-  0.051205,  -0.185582,  -0.001777,  0.01817,  -0.008225
+  -0.049493,  0.054928,  0.08494,  0.052135,  0.008568,
+  -0.066116,  0.00657,  -0.027523,  0.158516,  0.042695,
+  0.07746,  -0.019928,  -0.012915,  0.012901,  -0.098697,
+  0.028568,  0.000341,  -0.025438,  -0.085876,  0.17094,
+  0.014357,  -0.066755,  -0.144243,  0.165268,  0.011916,
+  0.020644,  -0.09258,  -0.081946,  0.055022,  0.007749,
+  -0.027372,  0.051994,  0.033764,  0.000619,  -0.072671,
+  0.011662,  -0.038667,  -0.034632,  -0.078986,  0.087758,
+  -0.02431,  -0.048062,  0.107728,  0.024164,  0.006083,
+  0.05266,  0.011153,  0.031828,  0.048317,  0.056289,
+  -0.029014,  0.039726,  -0.055089,  0.024123,  -0.10598,
+  0.035791,  0.02831,  0.054464,  -0.124706,  0.04022,
+  -0.039838,  -0.010122,  0.054055,  0.06169,  -0.037657,
+  -0.086924,  -0.009158,  0.011889,  -0.048271,  -0.09672,
+  -0.022199,  0.050122,  0.113121,  0.076273,  -0.079928,
+  -0.033161,  -0.147776,  0.019592,  0.002594,  -0.021873,
+  -0.08114,  0.072112,  0.033137,  0.019729,  0.066647,
+  0.118834,  0.098388,  -0.026103,  0.013142,  -0.013216,
+  -0.000177,  0.131275,  -0.039096,  -0.057554,  -0.099675,
+  0.078053,  -0.007955,  0.054077,  -0.010283,  -0.026083,
+  0.006225,  -0.0294,  -0.04654,  0.024907,  0.040126,
+  -0.017713,  -0.086932,  -0.10449,  -0.03429,  0.111475,
+  -0.053135,  0.032393,  0.024949,  0.154463,  -0.055979,
+  0.01011,  -0.084365,  0.043942,  -0.143588,  0.05909,
+  -0.028178,  -0.064062,  0.042823,  0.164601,  0.015843,
+  0.089595,  -0.035899,  -0.03993,  0.133627,  0.033243,
+  -0.01314,  -0.008344,  -0.1049,  -0.106493,  0.028217,
+  -0.09595,  0.08194,  0.002347,  -0.084799,  -0.073903,
+  -0.036268,  -0.072257,  -0.015128,  0.036224,  -0.089424,
+  -0.1012,  0.063829,  -0.061475,  0.012579,  -0.047699,
+  -0.050236,  0.118664,  0.083446,  -0.052543,  -0.018838,
+  -0.070661,  -0.021915,  0.0542,  -0.09241,  0.018701,
+  0.041419,  0.036648,  0.126667,  0.042162,  0.031663,
+  -0.063135,  0.022908,  -0.086859,  0.019763,  0.039548,
+  0.015121,  0.066099,  -0.029927,  -0.003374,  -0.032001,
+  0.089102,  0.057931,  -0.003415,  -0.091946,  0.084794,
+  -0.104839,  -0.045958,  0.016926,  0.068547,  0.081198,
+  0.078588,  0.043905,  -0.106359,  -0.032332,  -0.004293,
+  0.036452,  0.10452,  0.031718,  0.027031,  -0.125065,
+  -0.041077,  -0.152599,  0.117252,  -0.030131,  0.037371,
+  0.013985,  -0.02798,  0.107111,  -0.067626,  0.092561,
+  -0.028813,  -0.035193,  0.012488,  0.065691,  0.027352,
+  -0.018945,  -0.062152,  -0.097681,  -0.029327,  -0.078038,
+  -0.016391,  0.124686,  0.019323,  -0.147042,  0.049316,
+  -0.021113,  -0.052981,  0.111882,  0.02584,  -0.077151,
+  -0.012782,  -0.053834,  0.026849,  -0.029175,  0.000992,
+  0.042064,  0.054611,  0.016125,  0.080908,  -0.020857,
+  -0.001874,  -0.051978,  0.089166,  -0.127696,  -0.080845,
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+  -0.046096,  -0.109828,  0.063655,  -0.100019,  -0.043527,
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+  -0.045997,  0.178133,  -0.064664,  0.056571,  0.051732,
+  0.102884,  0.077377,  0.004628,  -0.085416,  -0.061286,
+  0.109994,  -0.039939,  -0.042316,  0.014354,  0.075984,
+  0.005229,  -0.164906,  -0.016684,  0.091671,  0.039303,
+  -0.006969,  0.101629,  -0.089859,  -0.052952,  0.020092,
+  -0.045949,  0.032304,  -0.00532,  0.081945,  -0.060901,
+  0.02707,  -0.11415,  -0.086607,  -0.054088,  0.004837,
+  0.035701,  -0.045766,  0.164697,  0.084509,  -0.018948,
+  0.010206,  0.032954,  -0.082634,  0.044347,  0.00453,
+  0.004364,  0.02871,  -0.061377,  -0.060602,  -0.054825,
+  -0.039078,  0.049004,  0.038851,  -0.03351,  -0.000653,
+  0.09926,  -0.129483,  -0.041979,  -0.010101,  0.007582,
+  -0.0294,  0.031264,  -0.038312,  0.007963,  -0.028211,
+  -0.074222,  0.054407,  0.125246,  -0.01859,  0.085045,
+  0.052651,  -0.02424,  0.086068,  -0.095228,  -0.030255,
+  0.001949,  0.118434,  0.062541,  0.143709,  -0.013657,
+  0.0591,  0.060955,  -0.062497,  0.140532,  0.039334,
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+  0.071786,  0.043146,  0.010174,  0.078741,  0.128039,
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+  -0.107408,  -0.011537,  0.089763,  0.020941,  0.007634,
+  -0.014054,  0.037515,  0.024582,  0.089185,  0.032661,
+  -0.014873,  -0.029682,  0.018115,  -0.034564,  -0.080746,
+  -0.013506,  0.003207,  0.000266,  -0.164226,  0.098068,
+  0.045094,  -0.010661,  0.092839,  0.012485,  -0.067205,
+  -0.113117,  -0.020358,  0.01949,  0.027338,  -0.057637,
+  0.013845,  0.118103,  0.122242,  -0.004007,  -0.048063,
+  -0.008788,  -0.136503,  0.02779,  0.005555,  -0.131424,
+  -0.083209,  0.011395,  0.017487,  -0.016643,  0.046392,
+  0.030425,  0.107761,  -0.071125,  0.045148,  0.054625,
+  0.053332,  0.145331,  -0.008619,  -0.023923,  0.041308,
+  0.134661,  0.008854,  0.093443,  -0.032697,  0.071954,
+  -0.023891,  -0.095844,  -0.005013,  0.01886,  0.082267,
+  0.061228,  -0.032643,  -0.090171,  -0.034001,  0.0805,
+  0.040538,  -0.001812,  0.056798,  0.098146,  -0.086025,
+  0.050696,  -0.036444,  -0.044846,  -0.10397,  -0.013299,
+  -0.037169,  -0.095103,  0.028957,  0.051655,  -0.013412,
+  0.130547,  0.019129,  -0.00159,  0.077133,  -0.053911,
+  -0.025131,  -0.063589,  -0.028458,  -0.171521,  0.011501,
+  -0.097285,  0.020341,  -0.064513,  -0.054109,  0.022119,
+  -0.006468,  -0.056433,  -0.045977,  -0.038456,  -0.0198,
+  -0.021424,  -0.018152,  -0.123724,  0.060016,  -0.02783,
+  0.037863,  0.133958,  0.058506,  -0.071618,  0.008112,
+  -0.043763,  0.015491,  0.116371,  -0.072366,  -0.097338,
+  0.043984,  -0.02691,  0.049132,  0.118551,  0.018631,
+  -0.028239,  0.055398,  -0.057995,  0.056031,  0.100533,
+  0.072128,  0.01884,  -0.109151,  0.056207,  -0.08933,
+  -0.010688,  0.04944,  -0.019639,  -0.022852,  0.068609,
+  -0.065836,  -0.063422,  -0.064772,  0.042444,  -0.027891,
+  0.06113,  -0.019511,  -0.043812,  -0.030081,  0.013764,
+  -0.092974,  0.064228,  0.061218,  0.026781,  -0.104864,
+  -0.081493,  -0.079808,  0.012731,  -0.041955,  0.012656,
+  -0.016276,  -0.056064,  0.19251,  -0.004442,  0.025862,
+  0.036425,  -0.008637,  -0.036821,  0.081811,  -0.037871,
+  -0.007774,  -0.065904,  -0.022194,  -0.067532,  -0.139567,
+  -0.042209,  0.056068,  -0.012666,  -0.019246,  0.146524,
+  0.011036,  0.037842,  0.130579,  0.007341,  -0.127799,
+  -0.013799,  0.008239,  -0.04896,  -0.029047,  0.026824,
+  0.036017,  0.06966,  0.046899,  0.011232,  -0.028266,
+  0.045601,  -0.073884,  0.007504,  -0.076546,  -0.063695,
+  -0.023409,  -0.007362,  0.043925,  0.003804,  0.069891,
+  -0.028193,  0.155343,  -0.029118,  0.097712,  -0.049714,
+  0.05027,  0.052105,  -0.079831,  -0.145765,  -0.02682,
+  0.105467,  -0.094302,  0.056671,  0.002415,  0.067049,
+  -0.011861,  -0.039917,  -0.08729,  0.071195,  0.148098,
+  -0.000921,  0.036156,  -0.092175,  -0.043226,  0.066444,
+  -0.076021,  0.020404,  -0.000194,  0.037147,  -0.012776,
+  0.029476,  -0.151625,  0.023394,  -0.038235,  0.028699,
+  0.015071,  -0.143856,  0.067703,  0.065697,  0.050489,
+  0.092833,  0.014004,  -0.097666,  0.070604,  0.070138,
+  -0.03415,  -0.002128,  -0.029135,  -0.141805,  -0.072841,
+  -0.061676,  0.139117,  0.0142,  -0.030924,  0.010254,
+  0.061562,  -0.080245,  0.037562,  0.009031,  -0.091375,
+  0.006152,  0.120619,  -0.125849,  0.003889,  -0.039092,
+  0.034074,  0.112456,  0.072599,  0.015352,  0.068852,
+  0.065438,  0.013853,  0.05726,  -0.057487,  -0.109489
 };
 
 const struct lsp_codebook lsp_cbjvm[] = {
   /* codebook/lspjvm1.txt */
   {
-    5,
-    6,
-    64,
+    10,
+    8,
+    256,
     codes0
   },
   /* codebook/lspjvm2.txt */
   {
     5,
-    6,
-    64,
+    8,
+    256,
     codes1
   },
   /* codebook/lspjvm3.txt */
   {
     5,
-    6,
-    64,
+    8,
+    256,
     codes2
   },
   { 0, 0, 0, 0 }

diff --git a/codec2-dev/src/codec2.c b/codec2-dev/src/codec2.c
index 5c0886000ac0aa176c52d27912838eaa0c9728b8..9104142084377c343af895ee7fec2a0a5e229b9b 100644 (file)
--- a/codec2-dev/src/codec2.c
+++ b/codec2-dev/src/codec2.c
@@ -72,8 +72,10 @@ void synthesise_one_frame(struct CODEC2 *c2, short speech[], MODEL *model,
                          float ak[]);
 void codec2_encode_2500(struct CODEC2 *c2, unsigned char * bits, short speech[]);
 void codec2_decode_2500(struct CODEC2 *c2, short speech[], const unsigned char * bits);
-void codec2_encode_1400(struct CODEC2 *c2, unsigned char * bits, short speech[]);
-void codec2_decode_1400(struct CODEC2 *c2, short speech[], const unsigned char * bits);
+void codec2_encode_1500(struct CODEC2 *c2, unsigned char * bits, short speech[]);
+void codec2_decode_1500(struct CODEC2 *c2, short speech[], const unsigned char * bits);
+void codec2_encode_1200(struct CODEC2 *c2, unsigned char * bits, short speech[]);
+void codec2_decode_1200(struct CODEC2 *c2, short speech[], const unsigned char * bits);
 
 /*---------------------------------------------------------------------------*\
                                                        
@@ -104,7 +106,11 @@ struct CODEC2 *codec2_create(int mode)
     if (c2 == NULL)
        return NULL;
     
-    assert((mode == CODEC2_MODE_2500) || (mode == CODEC2_MODE_1400));
+    assert(
+          (mode == CODEC2_MODE_2500) || 
+          (mode == CODEC2_MODE_1500) || 
+          (mode == CODEC2_MODE_1200)
+          );
     c2->mode = mode;
     for(i=0; i<M; i++)
        c2->Sn[i] = 1.0;
@@ -168,8 +174,10 @@ void codec2_destroy(struct CODEC2 *c2)
 int codec2_bits_per_frame(struct CODEC2 *c2) {
     if (c2->mode == CODEC2_MODE_2500)
        return 50;
-    if  (c2->mode == CODEC2_MODE_1400)
+    if  (c2->mode == CODEC2_MODE_1500)
        return 60;
+    if  (c2->mode == CODEC2_MODE_1200)
+       return 48;
 
     return 0; /* shouldn't get here */
 }
@@ -188,7 +196,9 @@ int codec2_bits_per_frame(struct CODEC2 *c2) {
 int codec2_samples_per_frame(struct CODEC2 *c2) {
     if (c2->mode == CODEC2_MODE_2500)
        return 160;
-    if  (c2->mode == CODEC2_MODE_1400)
+    if  (c2->mode == CODEC2_MODE_1500)
+       return 320;
+    if  (c2->mode == CODEC2_MODE_1200)
        return 320;
 
     return 0; /* shouldnt get here */
@@ -197,23 +207,35 @@ int codec2_samples_per_frame(struct CODEC2 *c2) {
 void codec2_encode(struct CODEC2 *c2, unsigned char *bits, short speech[])
 {
     assert(c2 != NULL);
-    assert((c2->mode == CODEC2_MODE_2500) || (c2->mode == CODEC2_MODE_1400));
+    assert(
+          (c2->mode == CODEC2_MODE_2500) || 
+          (c2->mode == CODEC2_MODE_1500) || 
+          (c2->mode == CODEC2_MODE_1200)
+          );
 
     if (c2->mode == CODEC2_MODE_2500)
        codec2_encode_2500(c2, bits, speech);
-    else
-       codec2_encode_1400(c2, bits, speech);
+    if (c2->mode == CODEC2_MODE_1500)
+       codec2_encode_1500(c2, bits, speech);
+    if (c2->mode == CODEC2_MODE_1200)
+       codec2_encode_1200(c2, bits, speech);
 }
 
 void codec2_decode(struct CODEC2 *c2, short speech[], const unsigned char *bits)
 {
     assert(c2 != NULL);
-    assert((c2->mode == CODEC2_MODE_2500) || (c2->mode == CODEC2_MODE_1400));
+    assert(
+          (c2->mode == CODEC2_MODE_2500) || 
+          (c2->mode == CODEC2_MODE_1500) || 
+          (c2->mode == CODEC2_MODE_1200)
+          );
 
     if (c2->mode == CODEC2_MODE_2500)
        codec2_decode_2500(c2, speech, bits);
-    else
-       codec2_decode_1400(c2, speech, bits);
+    if (c2->mode == CODEC2_MODE_1500)
+       codec2_decode_1500(c2, speech, bits);
+    if (c2->mode == CODEC2_MODE_1200)
+       codec2_decode_1200(c2, speech, bits);
 }
 
 /*---------------------------------------------------------------------------*\
@@ -399,19 +421,19 @@ void codec2_decode_2500(struct CODEC2 *c2, short speech[], const unsigned char *
 
 /*---------------------------------------------------------------------------*\
                                                        
-  FUNCTION....: codec2_encode_1400          
+  FUNCTION....: codec2_encode_1500          
   AUTHOR......: David Rowe                           
   DATE CREATED: Nov 14 2011 
 
-  Encodes 320 speech samples (50ms of speech) into 56 bits.  
+  Encodes 320 speech samples (40ms of speech) into 60 bits.  
 
   The codec2 algorithm actually operates internally on 10ms (80
   sample) frames, so we run the encoding algorithm for times:
 
   frame 0: just send voicing bit
-  frame 1: full quantisation of LSPs and Wo
+  frame 1: scalar quantisation of LSPs and Wo and E
   frame 2: just send voicing bit
-  frame 3: delta-time quantisation of LSPs and Wo
+  frame 3: delta-time quantisation Wo and E
 
   The bit allocation is:
 
@@ -425,7 +447,7 @@ void codec2_decode_2500(struct CODEC2 *c2, short speech[], const unsigned char *
  
 \*---------------------------------------------------------------------------*/
 
-void codec2_encode_1400(struct CODEC2 *c2, unsigned char * bits, short speech[])
+void codec2_encode_1500(struct CODEC2 *c2, unsigned char * bits, short speech[])
 {
     MODEL   model;
     float   lsps[LPC_ORD], lsps_[LPC_ORD];
@@ -526,7 +548,7 @@ void codec2_encode_1400(struct CODEC2 *c2, unsigned char * bits, short speech[])
 
 /*---------------------------------------------------------------------------*\
                                                        
-  FUNCTION....: codec2_decode_1400          
+  FUNCTION....: codec2_decode_1500          
   AUTHOR......: David Rowe                           
   DATE CREATED: 16 Nov 2011
 
@@ -534,7 +556,7 @@ void codec2_encode_1400(struct CODEC2 *c2, unsigned char * bits, short speech[])
 
 \*---------------------------------------------------------------------------*/
 
-void codec2_decode_1400(struct CODEC2 *c2, short speech[], const unsigned char * bits)
+void codec2_decode_1500(struct CODEC2 *c2, short speech[], const unsigned char * bits)
 {
     MODEL   model;
     int     voiced1, voiced2, voiced3, voiced4;
@@ -706,6 +728,308 @@ void codec2_decode_1400(struct CODEC2 *c2, short speech[], const unsigned char *
 
 }
 
+/*---------------------------------------------------------------------------*\
+                                                       
+  FUNCTION....: codec2_encode_1200          
+  AUTHOR......: David Rowe                           
+  DATE CREATED: Nov 14 2011 
+
+  Encodes 320 speech samples (40ms of speech) into 48 bits.  
+
+  The codec2 algorithm actually operates internally on 10ms (80
+  sample) frames, so we run the encoding algorithm for times:
+
+  frame 0: just send voicing bit
+  frame 1: predictive vector quantisation of LSPs and Wo and E
+  frame 2: just send voicing bit
+  frame 3: delta-time quantisation Wo and E
+
+  The bit allocation is:
+
+    Parameter                      frame 2  frame 4   Total
+    -------------------------------------------------------
+    Harmonic magnitudes (LSPs)     24        0        21
+    Energy                          5        5        10
+    Wo (fundamental frequnecy)      7        3        10
+    Voicing (10ms update)           2        2         4
+    TOTAL                          35       10        45
+ 
+\*---------------------------------------------------------------------------*/
+
+void codec2_encode_1200(struct CODEC2 *c2, unsigned char * bits, short speech[])
+{
+    MODEL   model;
+    float   lsps[LPC_ORD], lsps_[LPC_ORD];
+    float   ak[LPC_ORD+1];
+    float   e;
+    int     voiced1, voiced2, voiced3, voiced4;
+    int     lsp_indexes[LSP_PRED_VQ_INDEXES];
+    int     energy_index;
+    int     Wo_index, delta_Wo_index;
+    int     i;
+    unsigned int nbit = 0;
+    unsigned int nbit_tmp;
+    float   prev_Wo;
+    static  int frames;
+
+    assert(c2 != NULL);
+
+    memset(bits, '\0',  ((codec2_bits_per_frame(c2) + 7) / 8));
+
+    /* frame 1: - we just want voicing -------------------------------- */
+
+    printf("frame: %d\n", ++frames);
+    analyse_one_frame(c2, &model, speech);
+    voiced1 = model.voiced;
+
+    /* frame 2: - predictive VQ LSP and Wo ---------------------------- */
+
+    printf("frame: %d\n", ++frames);
+    analyse_one_frame(c2, &model, &speech[N]);
+    voiced2 = model.voiced;
+    
+    Wo_index = encode_Wo(model.Wo);
+
+    e = speech_to_uq_lsps(lsps, ak, c2->Sn, c2->w, LPC_ORD);
+    printf("   lsps........: ");
+    for(i=0; i<LPC_ORD; i++)
+       printf("%5.3f  ", lsps[i]);
+    printf("\n");
+    encode_lsps_vq(lsp_indexes, lsps, lsps_, LPC_ORD);
+    energy_index = encode_energy(e);
+
+    pack(bits, &nbit, Wo_index, WO_BITS);
+    for(i=0; i<LSP_PRED_VQ_INDEXES; i++) {
+       pack(bits, &nbit, lsp_indexes[i], lsp_pred_vq_bits(i));
+    }
+    pack(bits, &nbit, energy_index, E_BITS);
+    pack(bits, &nbit, voiced1, 1);
+    pack(bits, &nbit, voiced2, 1);
+
+    prev_Wo = decode_Wo(Wo_index);
+
+    /* frame 3: - we just want voicing --------------------------------- */
+
+    printf("frame: %d\n", ++frames);
+    analyse_one_frame(c2, &model, &speech[2*N]);
+    voiced3 = model.voiced;
+
+    /* frame 4: - voicing and delta Wo -----------------------------  */
+
+    printf("frame: %d\n", ++frames);
+    analyse_one_frame(c2, &model, &speech[3*N]);
+    voiced4 = model.voiced;
+    
+    delta_Wo_index =  encode_Wo_dt(model.Wo, prev_Wo);
+  
+    /* need to run this to get LPC energy */
+    e = speech_to_uq_lsps(lsps, ak, c2->Sn, c2->w, LPC_ORD);
+
+    //encode_lsps_diff_time_vq(lsp_indexes, lsps, prev_lsps_, LPC_ORD);
+    energy_index = encode_energy(e);
+    //printf("  e: %f code: %d dec: %f \n", e, energy_index, decode_energy(energy_index));
+
+    pack(bits, &nbit, delta_Wo_index, WO_DT_BITS);
+    nbit_tmp = nbit;
+    pack(bits, &nbit, energy_index, E_BITS);
+    pack(bits, &nbit, voiced3, 1);
+    pack(bits, &nbit, voiced4, 1);
+    //printf("          00 16 24 32 40 48 56\n"); 
+    //printf("nbit = %d %02x %02x %02x %02x %02x %02x %02x %02x\n", nbit, 
+    //    bits[0], bits[1], bits[2], bits[3],
+    //    bits[4], bits[5], bits[6], bits[7]);
+
+    //printf("  nbit_tmp: %d ", nbit_tmp);
+    energy_index = unpack(bits, &nbit_tmp, E_BITS);
+    // printf("energy_index after: %d\n", energy_index);
+
+    assert(nbit == codec2_bits_per_frame(c2));
+    //if (frames == 8)
+    //exit(0);
+}
+
+
+/*---------------------------------------------------------------------------*\
+                                                       
+  FUNCTION....: codec2_decode_1200          
+  AUTHOR......: David Rowe                           
+  DATE CREATED: 14 Feb 2012
+
+  Decodes frames of 48 bits into 320 samples (40ms) of speech.
+
+\*---------------------------------------------------------------------------*/
+
+void codec2_decode_1200(struct CODEC2 *c2, short speech[], const unsigned char * bits)
+{
+    MODEL   model;
+    int     voiced1, voiced2, voiced3, voiced4;
+    int     lsp_indexes[LSP_PRED_VQ_INDEXES];
+    float   lsps_[LPC_ORD];
+    int     energy_index;
+    float   energy;
+    float   snr;
+    int     Wo_index, delta_Wo_index;
+    float   ak[LPC_ORD+1];
+    float   ak_interp[LPC_ORD+1];
+    float   lsps_interp[LPC_ORD];
+    int     i;
+    unsigned int nbit = 0;
+    MODEL   model_interp;
+    static  int frames;
+    float   prev__Wo;
+
+    assert(c2 != NULL);
+
+    /* unpack frame 1 & 2 bit stream to integer codes */
+
+    Wo_index = unpack(bits, &nbit, WO_BITS);
+    for(i=0; i<LSP_PRED_VQ_INDEXES; i++) {
+       lsp_indexes[i] = unpack(bits, &nbit, lsp_pred_vq_bits(i));
+    }
+    energy_index = unpack(bits, &nbit, E_BITS);
+    voiced1 = unpack(bits, &nbit, 1);
+    voiced2 = unpack(bits, &nbit, 1);
+ 
+    /* decode integer codes to model parameters */
+
+    model.Wo = decode_Wo(Wo_index);
+    model.L = PI/model.Wo;
+    memset(&model.A, 0, (model.L+1)*sizeof(model.A[0]));
+
+    /* decode frame 2 LSPs and model amplitudes */
+
+    decode_lsps_vq(lsp_indexes, lsps_, LPC_ORD);
+    bw_expand_lsps(lsps_, LPC_ORD);
+    lsp_to_lpc(lsps_, ak, LPC_ORD);
+    energy = decode_energy(energy_index);
+    aks_to_M2(ak, LPC_ORD, &model, energy, &snr, 1); 
+    apply_lpc_correction(&model);
+
+    /* interpolate frame 1 model parameters from adjacent frames */
+
+    model.voiced = voiced2;
+    model_interp.voiced = voiced1;
+    model_interp.Wo = P_MAX/2;
+    memset(&model_interp.A, 0, MAX_AMP*sizeof(model_interp.A[0]));
+
+    interpolate_lsp(&model_interp, &c2->prev_model, &model,
+                   c2->prev_lsps_, c2->prev_energy, lsps_, energy, ak_interp,
+                   lsps_interp);
+    apply_lpc_correction(&model_interp);
+
+    frames += 2;
+    /* used for comparing to c2sim version  */
+       printf("frame: %d\n", frames);
+    printf("  Wo: %1.5f  L: %d v1: %d prev_e: %f\n", 
+          model_interp.Wo, model_interp.L, model_interp.voiced, c2->prev_energy);
+    printf("  lsps_interp: ");
+    for(i=0; i<LPC_ORD; i++)
+       printf("%5.3f  ", lsps_interp[i]);
+    printf("\n  A..........: ");
+    for(i=0; i<10; i++)
+       printf("%5.3f  ",model_interp.A[i]);
+
+    printf("\n  Wo: %1.5f  L: %d e: %3.2f v2: %d\n", 
+          model.Wo, model.L, energy, model.voiced);
+    printf("  lsps_......: ");
+    for(i=0; i<LPC_ORD; i++)
+       printf("%5.3f  ", lsps_[i]);
+    printf("\n  A..........: ");
+    for(i=0; i<10; i++)
+       printf("%5.3f  ",model.A[i]);
+    printf("\n");
+    
+
+    /* synthesise frame 1 and frame 2 10ms frames */
+
+    synthesise_one_frame(c2, speech, &model_interp, ak_interp);
+    //printf("  buf[0] %d\n", speech[0]);
+    synthesise_one_frame(c2, &speech[N], &model, ak);
+    //printf("  buf[0] %d\n", speech[N]);
+
+    /* update memories (decode states) for next time */
+
+    memcpy(&c2->prev_model, &model, sizeof(MODEL));
+    memcpy(c2->prev_lsps_, lsps_, sizeof(lsps_));
+    c2->prev_energy = energy;
+    prev__Wo = model.Wo;
+
+    /*--------------------------------------------------------------------*/
+
+    /* unpack frame 3 & 4 bit stream to integer codes */
+
+    delta_Wo_index = unpack(bits, &nbit, WO_DT_BITS);
+    energy_index = unpack(bits, &nbit, E_BITS);
+    voiced3 = unpack(bits, &nbit, 1);
+    voiced4 = unpack(bits, &nbit, 1);
+    assert(nbit == codec2_bits_per_frame(c2));
+
+    /* decode integer codes to model parameters */
+
+    model.Wo = decode_Wo_dt(delta_Wo_index, prev__Wo);
+    model.L = PI/model.Wo;
+    memset(&model.A, 0, (model.L+1)*sizeof(model.A[0]));
+    energy = decode_energy(energy_index);
+
+    /* decode frame 4  */
+
+    aks_to_M2(ak, LPC_ORD, &model, energy, &snr, 1); 
+    apply_lpc_correction(&model);
+
+    /* interpolate frame 3 model parameters from adjacent frames */
+
+    model.voiced = voiced4;
+    model_interp.voiced = voiced3;
+    model_interp.Wo = P_MAX/2;
+    memset(&model_interp.A, 0, MAX_AMP*sizeof(model_interp.A[0]));
+
+    interpolate_lsp(&model_interp, &c2->prev_model, &model,
+                   c2->prev_lsps_, c2->prev_energy, lsps_, energy, ak_interp,
+                   lsps_interp);
+    apply_lpc_correction(&model_interp);
+
+    frames +=2;
+    /* used for comparing to c2sim version: */
+    printf("frame: %d\n", frames);
+
+    printf("  Wo: %1.5f  L: %d v1: %d prev_e: %f\n", 
+          model_interp.Wo, model_interp.L, model_interp.voiced, c2->prev_energy);
+    printf("  lsps_interp: ");
+    for(i=0; i<LPC_ORD; i++)
+       printf("%5.3f  ", lsps_interp[i]);
+    printf("\n  A..........: ");
+    for(i=0; i<10; i++)
+       printf("%5.3f  ",model_interp.A[i]);
+
+    printf("\n  Wo: %1.5f  L: %d e_index: %d e: %3.2f v2: %d\n", 
+          model.Wo, model.L, energy_index, energy, model.voiced);
+    printf("  lsps_......: ");
+    for(i=0; i<LPC_ORD; i++)
+       printf("%5.3f  ", lsps_[i]);
+    printf("\n  A..........: ");
+    for(i=0; i<10; i++)
+       printf("%5.3f  ",model.A[i]);
+    printf("\n");
+
+    /* synthesise frame 3 and frame 4 10ms frames */
+
+    synthesise_one_frame(c2, &speech[2*N], &model_interp, ak_interp);
+    //printf("  buf[0] %d\n", speech[2*N]);
+    synthesise_one_frame(c2, &speech[3*N], &model, ak);
+    //printf("  buf[0] %d\n", speech[3*N]);
+ 
+    //if (frames == 8) {
+    // exit(0);
+    //}
+
+    /* update memories (decode states) for next time */
+
+    memcpy(&c2->prev_model, &model, sizeof(MODEL));
+    memcpy(c2->prev_lsps_, lsps_, sizeof(lsps_));
+    c2->prev_energy = energy;
+
+}
+
 
 /*---------------------------------------------------------------------------*\
                                                        

diff --git a/codec2-dev/src/codec2.h b/codec2-dev/src/codec2.h
index 01054b2f48e25ce5dbb0d6443a0629cd632be087..f45cf2ee5e78437c69b18791e8f32728747811d5 100644 (file)
--- a/codec2-dev/src/codec2.h
+++ b/codec2-dev/src/codec2.h
@@ -33,7 +33,8 @@ extern "C" {
 #define  __CODEC2__
 
 #define CODEC2_MODE_2500 0
-#define CODEC2_MODE_1400 1
+#define CODEC2_MODE_1500 1
+#define CODEC2_MODE_1200 2
 
 struct CODEC2;
 

diff --git a/codec2-dev/src/quantise.c b/codec2-dev/src/quantise.c
index c6dbcc952a2dee881712e416a5401c60c5dec23f..09e816273ee151ddf6b32dbea25a9b9e8d86417a 100644 (file)
--- a/codec2-dev/src/quantise.c
+++ b/codec2-dev/src/quantise.c
@@ -63,6 +63,10 @@ int lspd_bits(int i) {
     return lsp_cbd[i].log2m;
 }
 
+int lsp_pred_vq_bits(int i) {
+    return lsp_cbjvm[i].log2m;
+}
+
 /*---------------------------------------------------------------------------*\
 
   quantise_init
@@ -427,7 +431,6 @@ void lspdt_quantise(float lsps[], float lsps_[], float lsps__prev[], int mode)
 }
 
 #define MIN(a,b) ((a)<(b)?(a):(b))
-#define COEF 0.75f
 #define MAX_ENTRIES 16384
 
 void compute_weights(const float *x, float *w, int ndim)
@@ -498,21 +501,14 @@ void lspjvm_quantise(float *x, float *xq, int ndim)
     w[i] = MIN(x[i]-x[i-1], x[i+1]-x[i]);
   w[ndim-1] = MIN(x[ndim-1]-x[ndim-2], M_PI-x[ndim-1]);
   
-  /*
-  for (i=0;i<ndim;i++)
-    w[i] = 1./(.003+w[i]);
-  w[0]*=3;
-  w[1]*=2;*/
   compute_weights(x, w, ndim);
   
-  for (i=0;i<ndim;i++)
-    err[i] = x[i]-COEF*xq[i];
-  n1 = find_nearest(codebook1, lsp_cbjvm[0].m, err, ndim);
+  n1 = find_nearest(codebook1, lsp_cbjvm[0].m, x, ndim);
   
   for (i=0;i<ndim;i++)
   {
-    xq[i] = COEF*xq[i] + codebook1[ndim*n1+i];
-    err[i] -= codebook1[ndim*n1+i];
+    xq[i] = codebook1[ndim*n1+i];
+    err[i] = x[i] - xq[i];
   }
   for (i=0;i<ndim/2;i++)
   {
@@ -1166,6 +1162,86 @@ void decode_lsps_diff_time_vq(
 }
 
 
+/*---------------------------------------------------------------------------*\
+                                                       
+  FUNCTION....: encode_lsps_vq()            
+  AUTHOR......: David Rowe                           
+  DATE CREATED: 15 Feb 2012
+
+  Multi-stage VQ LSP quantiser developed by Jean-Marc Valin.
+
+\*---------------------------------------------------------------------------*/
+
+void encode_lsps_vq(int *indexes, float *x, float *xq, int ndim)
+{
+  int i, n1, n2, n3;
+  float err[ndim], err2[ndim], err3[ndim];
+  float w[ndim], w2[ndim], w3[ndim];
+  const float *codebook1 = lsp_cbjvm[0].cb;
+  const float *codebook2 = lsp_cbjvm[1].cb;
+  const float *codebook3 = lsp_cbjvm[2].cb;
+
+  w[0] = MIN(x[0], x[1]-x[0]);
+  for (i=1;i<ndim-1;i++)
+    w[i] = MIN(x[i]-x[i-1], x[i+1]-x[i]);
+  w[ndim-1] = MIN(x[ndim-1]-x[ndim-2], M_PI-x[ndim-1]);
+  
+  compute_weights(x, w, ndim);
+  
+  n1 = find_nearest(codebook1, lsp_cbjvm[0].m, x, ndim);
+  
+  for (i=0;i<ndim;i++)
+  {
+    xq[i]  = codebook1[ndim*n1+i];
+    err[i] = x[i] - xq[i];
+  }
+  for (i=0;i<ndim/2;i++)
+  {
+    err2[i] = err[2*i];  
+    err3[i] = err[2*i+1];
+    w2[i] = w[2*i];  
+    w3[i] = w[2*i+1];
+  }
+  n2 = find_nearest_weighted(codebook2, lsp_cbjvm[1].m, err2, w2, ndim/2);
+  n3 = find_nearest_weighted(codebook3, lsp_cbjvm[2].m, err3, w3, ndim/2);
+  
+  indexes[0] = n1;
+  indexes[1] = n2;
+  indexes[2] = n3;
+}
+
+
+/*---------------------------------------------------------------------------*\
+                                                       
+  FUNCTION....: decode_lsps_vq()            
+  AUTHOR......: David Rowe                           
+  DATE CREATED: 15 Feb 2012
+
+\*---------------------------------------------------------------------------*/
+
+void decode_lsps_vq(int *indexes, float *xq, int ndim)
+{
+  int i, n1, n2, n3;
+  const float *codebook1 = lsp_cbjvm[0].cb;
+  const float *codebook2 = lsp_cbjvm[1].cb;
+  const float *codebook3 = lsp_cbjvm[2].cb;
+
+  n1 = indexes[0];
+  n2 = indexes[1];
+  n3 = indexes[2];
+
+  for (i=0;i<ndim;i++)
+  {
+    xq[i] = codebook1[ndim*n1+i];
+  }
+  for (i=0;i<ndim/2;i++)
+  {
+    xq[2*i] += codebook2[ndim*n2/2+i];
+    xq[2*i+1] += codebook3[ndim*n3/2+i];
+  }
+}
+
+
 /*---------------------------------------------------------------------------*\
                                                        
   FUNCTION....: bw_expand_lsps()            

diff --git a/codec2-dev/src/quantise.h b/codec2-dev/src/quantise.h
index 9fd34eebe63db9e6f7ec97880858e24893ed1ac2..6e04173d87e3aca43b81fc2e7c549ae3cb742cf1 100644 (file)
--- a/codec2-dev/src/quantise.h
+++ b/codec2-dev/src/quantise.h
@@ -36,6 +36,7 @@
 #define E_MAX_DB    40.0
 
 #define LSP_SCALAR_INDEXES    10
+#define LSP_PRED_VQ_INDEXES    3
 #define LSP_DIFF_FREQ_INDEXES  5
 #define LSP_DIFF_TIME_BITS     7
 
@@ -67,6 +68,9 @@ void decode_lsps_diff_time_vq(
                              float lsp__prev[],
                              int order);
 
+void encode_lsps_vq(int *indexes, float *x, float *xq, int ndim);
+void decode_lsps_vq(int *indexes, float *xq, int ndim);
+
 void lspd_quantise(float lsp[], float lsp_[], int order);
 void lspvq_quantise(float lsp[], float lsp_[], int order); 
 void lspjnd_quantise(float lsp[], float lsp_[], int order);
@@ -81,6 +85,7 @@ int  unpack(const unsigned char * bits, unsigned int *nbit, unsigned int index_b
 
 int lsp_bits(int i);
 int lspd_bits(int i);
+int lsp_pred_vq_bits(int i);
 
 void apply_lpc_correction(MODEL *model);
 float speech_to_uq_lsps(float lsp[],

diff --git a/codec2-dev/unittest/vq_train_jvm.c b/codec2-dev/unittest/vq_train_jvm.c
index 7461008baba0f0f04bb3253dcc5cd6c8ebd756e6..885020e239af0f212a9ee85b77d0e5eabd20f676 100755 (executable)
--- a/codec2-dev/unittest/vq_train_jvm.c
+++ b/codec2-dev/unittest/vq_train_jvm.c
@@ -35,7 +35,7 @@
 #include <math.h>
 
 #define MIN(a,b) ((a)<(b)?(a):(b))
-#define COEF 0.00f
+#define COEF 0.0f
 #define MAX_ENTRIES 16384
 
 void compute_weights(const float *x, float *w, int ndim)
@@ -284,11 +284,13 @@ int main(int argc, char **argv)
   float *delta, *delta2;
   float tmp, err, min_dist, total_min_dist;
   int ret;
+  char filename[256];
+  FILE *fcb;
 
   printf("Jean-Marc Valin's Split VQ training program....\n");
 
   if (argc != 5) {
-      printf("usage: %s TrainTextFile K(dimension) M(codebook size) VQFile\n", argv[0]);
+      printf("usage: %s TrainTextFile K(dimension) M(codebook size) VQFilesPrefix\n", argv[0]);
       exit(0);      
   }
   
@@ -357,10 +359,10 @@ int main(int argc, char **argv)
 
   /* generate predicted data for training */
 
-  for (i=1;i<nb_vectors;i++)
+  for (i=2;i<nb_vectors;i++)
   {
     for (j=0;j<ndim;j++)
-      pred[i*ndim+j] = data[i*ndim+j] - COEF*data[(i-1)*ndim+j];
+      pred[i*ndim+j] = data[i*ndim+j] - COEF*data[(i-2)*ndim+j];
   }
 
   VALGRIND_CHECK_MEM_IS_DEFINED(pred, nb_entries*ndim);
@@ -440,27 +442,38 @@ int main(int argc, char **argv)
   
   /* save output tables to text files */
 
-  exit(0);
+  sprintf(filename, "%s1.txt", argv[4]);
+  fcb = fopen(filename, "wt"); assert(fcb != NULL);
+  fprintf(fcb, "%d %d\n", ndim, nb_entries);
   for (i=0;i<nb_entries;i++)
   {
     for (j=0;j<ndim;j++)
-      printf("%f ", codebook[i*ndim+j]);
-    printf("\n");
+       fprintf(fcb, "%f ", codebook[i*ndim+j]);
+    fprintf(fcb, "\n");
   }
-  printf("\n");
+  fclose(fcb);
+
+  sprintf(filename, "%s2.txt", argv[4]);
+  fcb = fopen(filename, "wt"); assert(fcb != NULL);
+  fprintf(fcb, "%d %d\n", ndim/2, nb_entries);
   for (i=0;i<nb_entries;i++)
   {
     for (j=0;j<ndim/2;j++)
-      printf("%f ", codebook2[i*ndim/2+j]);
-    printf("\n");
+       fprintf(fcb, "%f ", codebook2[i*ndim/2+j]);
+    fprintf(fcb, "\n");
   }
-  printf("\n");
+  fclose(fcb);
+
+  sprintf(filename, "%s3.txt", argv[4]);
+  fcb = fopen(filename, "wt"); assert(fcb != NULL);
+  fprintf(fcb, "%d %d\n", ndim/2, nb_entries);
   for (i=0;i<nb_entries;i++)
   {
     for (j=0;j<ndim/2;j++)
-      printf("%f ", codebook2[i*ndim/2+j]);
-    printf("\n");
+      fprintf(fcb, "%f ", codebook3[i*ndim/2+j]);
+    fprintf(fcb, "\n");
   }
+  fclose(fcb);
 
   return 0;
 }