lv_map_multi: add 2 more eob coeff contexts

The EOB coefficient cannot be 0 and for that reason it has special base_cdf contexts.
Before this commit there was two contexts (DC and AC). This commit adds two additional
contexts to separate the AC into 3 bands (i<=N/8, i<=N/4, i<=N/2).

Change-Id: If088b20fd891920b7ea7fc988d29bf6d86d93bfc
diff --git a/av1/common/entropymode.c b/av1/common/entropymode.c
index 2999906..55155c6 100644
--- a/av1/common/entropymode.c
+++ b/av1/common/entropymode.c
@@ -34,97 +34,105 @@
 #if CONFIG_LV_MAP_MULTI
 const aom_prob default_coeff_base
     [TX_SIZES][PLANE_TYPES][NUM_BASE_LEVELS][COEFF_BASE_CONTEXTS] = {
-      { { { 139, 242, 199, 135, 87,  51,  245, 208, 138, 89,  60,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 240,
-            200, 108, 70,  56,  230, 199, 126, 66,  32,  242, 204,
-            128, 74,  45,  241, 203, 120, 62,  128, 128, 139, 242 },
-          { 118, 230, 197, 147, 103, 60,  228, 202, 154, 110, 72,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 213,
-            196, 134, 94,  58,  199, 184, 130, 82,  40,  217, 186,
-            134, 86,  57,  204, 185, 127, 74,  128, 128, 118, 230 } },
-        { { 203, 248, 223, 170, 105, 58,  252, 235, 195, 125, 72,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 253,
-            244, 209, 110, 85,  128, 128, 128, 128, 128, 128, 128,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 203, 248 },
-          { 170, 239, 210, 163, 112, 68,  239, 219, 175, 127, 84,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 246,
-            234, 184, 142, 154, 128, 128, 128, 128, 128, 128, 128,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 170, 239 } } },
-      { { { 119, 240, 196, 136, 90,  50,  247, 214, 159, 109, 64,
-            241, 201, 137, 91,  53,  239, 199, 136, 89,  52,  251,
-            230, 176, 121, 76,  231, 202, 142, 84,  39,  246, 221,
-            169, 111, 61,  248, 221, 152, 97,  60,  128, 119, 240 },
-          { 98,  209, 182, 140, 100, 56,  234, 207, 166, 122, 73,
-            215, 189, 142, 103, 59,  216, 188, 140, 99,  59,  235,
-            216, 179, 137, 88,  214, 189, 141, 96,  46,  224, 200,
-            159, 117, 68,  221, 199, 152, 108, 68,  128, 98,  209 } },
-        { { 195, 245, 212, 159, 108, 64,  251, 231, 186, 131, 80,
-            250, 228, 175, 108, 58,  244, 213, 163, 120, 82,  254,
-            245, 216, 159, 91,  128, 128, 128, 128, 128, 128, 128,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 195, 245 },
-          { 150, 207, 199, 164, 121, 76,  239, 221, 185, 142, 89,
-            231, 208, 162, 113, 69,  228, 205, 169, 136, 95,  246,
-            235, 204, 157, 110, 128, 128, 128, 128, 128, 128, 128,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 150, 207 } } },
-      { { { 93,  232, 185, 124, 81,  38,  244, 206, 147, 98,  53,
-            246, 210, 150, 100, 54,  244, 208, 146, 94,  44,  253,
-            236, 189, 135, 82,  228, 195, 130, 76,  35,  242, 220,
-            170, 114, 59,  253, 235, 184, 122, 68,  128, 93,  232 },
-          { 80,  203, 169, 127, 86,  41,  228, 194, 151, 108, 58,
-            221, 195, 152, 110, 60,  220, 194, 149, 103, 48,  238,
-            221, 188, 147, 92,  205, 184, 130, 85,  41,  208, 195,
-            159, 120, 62,  233, 212, 173, 126, 76,  128, 80,  203 } },
-        { { 187, 239, 199, 149, 109, 66,  250, 226, 179, 130, 82,
-            248, 218, 159, 100, 63,  251, 227, 184, 135, 91,  254,
-            241, 202, 150, 99,  128, 128, 128, 128, 128, 128, 128,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 187, 239 },
-          { 130, 202, 169, 146, 118, 73,  236, 217, 186, 146, 91,
-            215, 194, 154, 102, 77,  234, 216, 188, 145, 98,  245,
-            229, 201, 163, 110, 128, 128, 128, 128, 128, 128, 128,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 130, 202 } } },
-      { { { 102, 225, 171, 113, 74,  33,  243, 201, 139, 92,  44,
-            244, 208, 146, 99,  53,  247, 214, 158, 107, 52,  253,
-            233, 183, 131, 73,  128, 128, 128, 128, 128, 128, 128,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 102, 225 },
-          { 80,  190, 152, 116, 79,  34,  222, 187, 142, 101, 47,
-            211, 187, 148, 106, 56,  221, 200, 163, 118, 56,  236,
-            215, 181, 140, 78,  128, 128, 128, 128, 128, 128, 128,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 80,  190 } },
-        { { 166, 237, 184, 144, 106, 62,  245, 211, 167, 129, 93,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 254,
-            240, 205, 158, 112, 128, 128, 128, 128, 128, 128, 128,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 166, 237 },
-          { 91,  185, 133, 105, 95,  60,  213, 190, 164, 131, 107,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 242,
-            227, 203, 160, 127, 128, 128, 128, 128, 128, 128, 128,
-            128, 128, 128, 128, 128, 128, 128, 128, 128, 91,  185 } } }
+      { { { 139, 242, 199, 135, 87,  51,  245, 208, 138, 89,  60,  128,
+            128, 128, 128, 128, 128, 128, 128, 128, 128, 240, 200, 108,
+            70,  56,  230, 199, 126, 66,  32,  242, 204, 128, 74,  45,
+            241, 203, 120, 62,  128, 128, 139, 180, 180, 242 },
+          { 118, 230, 197, 147, 103, 60,  228, 202, 154, 110, 72,  128,
+            128, 128, 128, 128, 128, 128, 128, 128, 128, 213, 196, 134,
+            94,  58,  199, 184, 130, 82,  40,  217, 186, 134, 86,  57,
+            204, 185, 127, 74,  128, 128, 118, 180, 180, 230 } },
+        { { 203, 248, 223, 170, 105, 58,  252, 235, 195, 125, 72,  128,
+            128, 128, 128, 128, 128, 128, 128, 128, 128, 253, 244, 209,
+            110, 85,  128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+            128, 128, 128, 128, 128, 128, 203, 180, 180, 248 },
+          { 170, 239, 210, 163, 112, 68,  239, 219, 175, 127, 84,  128,
+            128, 128, 128, 128, 128, 128, 128, 128, 128, 246, 234, 184,
+            142, 154, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+            128, 128, 128, 128, 128, 128, 170, 180, 180, 239 } } },
+      { { { 119, 240, 196, 136, 90,  50,  247, 214, 159, 109, 64,  241,
+            201, 137, 91,  53,  239, 199, 136, 89,  52,  251, 230, 176,
+            121, 76,  231, 202, 142, 84,  39,  246, 221, 169, 111, 61,
+            248, 221, 152, 97,  60,  128, 119, 180, 180, 240 },
+          { 98,  209, 182, 140, 100, 56,  234, 207, 166, 122, 73,  215,
+            189, 142, 103, 59,  216, 188, 140, 99,  59,  235, 216, 179,
+            137, 88,  214, 189, 141, 96,  46,  224, 200, 159, 117, 68,
+            221, 199, 152, 108, 68,  128, 98,  180, 180, 209 } },
+        { { 195, 245, 212, 159, 108, 64,  251, 231, 186, 131, 80,  250,
+            228, 175, 108, 58,  244, 213, 163, 120, 82,  254, 245, 216,
+            159, 91,  128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+            128, 128, 128, 128, 128, 128, 195, 180, 180, 245 },
+          { 150, 207, 199, 164, 121, 76,  239, 221, 185, 142, 89,  231,
+            208, 162, 113, 69,  228, 205, 169, 136, 95,  246, 235, 204,
+            157, 110, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+            128, 128, 128, 128, 128, 128, 150, 180, 180, 207 } } },
+      { { { 93,  232, 185, 124, 81,  38,  244, 206, 147, 98,  53,  246,
+            210, 150, 100, 54,  244, 208, 146, 94,  44,  253, 236, 189,
+            135, 82,  228, 195, 130, 76,  35,  242, 220, 170, 114, 59,
+            253, 235, 184, 122, 68,  128, 93,  180, 180, 232 },
+          { 80,  203, 169, 127, 86,  41,  228, 194, 151, 108, 58,  221,
+            195, 152, 110, 60,  220, 194, 149, 103, 48,  238, 221, 188,
+            147, 92,  205, 184, 130, 85,  41,  208, 195, 159, 120, 62,
+            233, 212, 173, 126, 76,  128, 80,  180, 180, 203 } },
+        { { 187, 239, 199, 149, 109, 66,  250, 226, 179, 130, 82,  248,
+            218, 159, 100, 63,  251, 227, 184, 135, 91,  254, 241, 202,
+            150, 99,  128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+            128, 128, 128, 128, 128, 128, 187, 180, 180, 239 },
+          { 130, 202, 169, 146, 118, 73,  236, 217, 186, 146, 91,  215,
+            194, 154, 102, 77,  234, 216, 188, 145, 98,  245, 229, 201,
+            163, 110, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+            128, 128, 128, 128, 128, 128, 130, 180, 180, 202 } } },
+      { { { 102, 225, 171, 113, 74,  33,  243, 201, 139, 92,  44,  244,
+            208, 146, 99,  53,  247, 214, 158, 107, 52,  253, 233, 183,
+            131, 73,  128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+            128, 128, 128, 128, 128, 128, 102, 180, 180, 225 },
+          { 80,  190, 152, 116, 79,  34,  222, 187, 142, 101, 47,  211,
+            187, 148, 106, 56,  221, 200, 163, 118, 56,  236, 215, 181,
+            140, 78,  128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+            128, 128, 128, 128, 128, 128, 80,  180, 180, 190 } },
+        { { 166, 237, 184, 144, 106, 62,  245, 211, 167, 129, 93,  128,
+            128, 128, 128, 128, 128, 128, 128, 128, 128, 254, 240, 205,
+            158, 112, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+            128, 128, 128, 128, 128, 128, 166, 180, 180, 237 },
+          { 91,  185, 133, 105, 95,  60,  213, 190, 164, 131, 107, 128,
+            128, 128, 128, 128, 128, 128, 128, 128, 128, 242, 227, 203,
+            160, 127, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+            128, 128, 128, 128, 128, 128, 91,  180, 180, 185 } } }
     };
 
 const aom_prob default_nz_map[TX_SIZES][PLANE_TYPES][SIG_COEF_CONTEXTS] = {
-  { { 59,  183, 130, 76,  48,  28,  202, 153, 84, 54, 34,  128, 128, 128, 128,
-      128, 128, 128, 128, 128, 128, 200, 163, 84, 61, 34,  182, 131, 71,  31,
-      16,  210, 156, 78,  36,  26,  220, 170, 73, 32, 128, 128, 1,   1 },
-    { 96,  209, 171, 109, 59,  28,  223, 187, 128, 71,  35,  128, 128, 128, 128,
-      128, 128, 128, 128, 128, 128, 215, 192, 135, 63,  73,  128, 128, 128, 128,
-      128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 1,   1 } },
-  { { 49, 190, 129, 74,  46, 25, 206, 150, 90,  55, 32, 205, 142, 79, 48,
-      27, 191, 137, 78,  47, 27, 223, 181, 109, 63, 37, 204, 136, 82, 42,
-      19, 226, 169, 106, 58, 30, 231, 180, 96,  49, 29, 128, 1,   1 },
-    { 86,  210, 159, 90,  56,  34,  223, 181, 114, 69,  40,  229, 182, 113, 59,
-      28,  218, 162, 96,  64,  42,  237, 207, 146, 92,  50,  128, 128, 128, 128,
-      128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 1,   1 } },
-  { { 41, 187, 119, 66,  40, 20, 212, 144, 80,  49, 26, 226, 151, 84, 49,
-      27, 214, 146, 82,  47, 22, 237, 190, 115, 68, 40, 206, 126, 71, 37,
-      17, 227, 168, 103, 61, 29, 237, 197, 119, 63, 32, 128, 1,   1 },
-    { 70,  207, 146, 82,  54,  35,  226, 167, 99,  65,  40,  238, 176, 96,  57,
-      29,  229, 171, 108, 69,  47,  244, 201, 124, 78,  48,  128, 128, 128, 128,
-      128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 1,   1 } },
-  { { 40,  176, 107, 57,  37,  16,  216, 136, 73,  44,  22,  235, 145, 79,  49,
-      26,  227, 149, 84,  52,  26,  247, 195, 107, 64,  35,  128, 128, 128, 128,
-      128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 1,   1 },
-    { 49,  210, 153, 95,  58,  31,  217, 151, 93,  64,  41,  128, 128, 128, 128,
-      128, 128, 128, 128, 128, 128, 248, 197, 123, 79,  53,  128, 128, 128, 128,
-      128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 1,   1 } }
+  { { 59,  183, 130, 76,  48,  28,  202, 153, 84,  54,  34,  128,
+      128, 128, 128, 128, 128, 128, 128, 128, 128, 200, 163, 84,
+      61,  34,  182, 131, 71,  31,  16,  210, 156, 78,  36,  26,
+      220, 170, 73,  32,  128, 128, 1,   1,   1,   1 },
+    { 96,  209, 171, 109, 59,  28,  223, 187, 128, 71,  35,  128,
+      128, 128, 128, 128, 128, 128, 128, 128, 128, 215, 192, 135,
+      63,  73,  128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+      128, 128, 128, 128, 128, 128, 1,   1,   1,   1 } },
+  { { 49,  190, 129, 74,  46,  25,  206, 150, 90,  55,  32,  205,
+      142, 79,  48,  27,  191, 137, 78,  47,  27,  223, 181, 109,
+      63,  37,  204, 136, 82,  42,  19,  226, 169, 106, 58,  30,
+      231, 180, 96,  49,  29,  128, 1,   1,   1,   1 },
+    { 86,  210, 159, 90,  56,  34,  223, 181, 114, 69,  40,  229,
+      182, 113, 59,  28,  218, 162, 96,  64,  42,  237, 207, 146,
+      92,  50,  128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+      128, 128, 128, 128, 128, 128, 1,   1,   1,   1 } },
+  { { 41,  187, 119, 66,  40,  20,  212, 144, 80,  49,  26,  226,
+      151, 84,  49,  27,  214, 146, 82,  47,  22,  237, 190, 115,
+      68,  40,  206, 126, 71,  37,  17,  227, 168, 103, 61,  29,
+      237, 197, 119, 63,  32,  128, 1,   1,   1,   1 },
+    { 70,  207, 146, 82,  54,  35,  226, 167, 99,  65,  40,  238,
+      176, 96,  57,  29,  229, 171, 108, 69,  47,  244, 201, 124,
+      78,  48,  128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+      128, 128, 128, 128, 128, 128, 1,   1,   1,   1 } },
+  { { 40,  176, 107, 57,  37,  16,  216, 136, 73,  44,  22,  235,
+      145, 79,  49,  26,  227, 149, 84,  52,  26,  247, 195, 107,
+      64,  35,  128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+      128, 128, 128, 128, 128, 128, 1,   1,   1,   1 },
+    { 49,  210, 153, 95,  58,  31,  217, 151, 93,  64,  41,  128,
+      128, 128, 128, 128, 128, 128, 128, 128, 128, 248, 197, 123,
+      79,  53,  128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
+      128, 128, 128, 128, 128, 128, 1,   1,   1,   1 } }
 };
 #else  // CONFIG_LV_MAP_MULTI
 #if USE_CAUSAL_BASE_CTX