SVQ1: 4-byte-align codebook tables

These tables are accessed as uint32 so they must be suitably aligned.

Originally committed as revision 21488 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/svq1_cb.h

@@ -34,8 +34,10 @@
 #include <stdint.h>
 #include <stdlib.h>
 
+#include "libavutil/mem.h"
+
 /* 6x16-entry codebook for inter-coded 4x2 vectors */
-static const int8_t svq1_inter_codebook_4x2[768] = {
+DECLARE_ALIGNED(4, static const int8_t, svq1_inter_codebook_4x2)[768] = {
     7,  2, -6, -7,  7,  3, -3, -4, -7, -2,  7,  8, -8, -4,  3,  4,
    19, 17,  9,  3,-14,-16,-12, -8,-18,-16, -8, -3, 11, 14, 12,  8,
     7,-16,-10, 20,  7,-17,-10, 20, -6, 18,  8,-21, -7, 18,  9,-20,
@@ -87,7 +89,7 @@ static const int8_t svq1_inter_codebook_4x2[768] = {
 };
 
 /* 6x16-entry codebook for inter-coded 4x4 vectors */
-static const int8_t svq1_inter_codebook_4x4[1536] = {
+DECLARE_ALIGNED(4, static const int8_t, svq1_inter_codebook_4x4)[1536] = {
     4,  0, -6, -7, -4, -8,-13, -9, -8, -8, -1,  6, -2,  5, 22, 27,
   -16, -7, 11, 10,-18, -7, 13, 10,-15, -4, 12,  8, -9, -1,  9,  5,
    -2,  2, 15,-16, -3,  2, 19,-19, -3,  2, 19,-19, -2,  3, 15,-14,
@@ -187,7 +189,7 @@ static const int8_t svq1_inter_codebook_4x4[1536] = {
 };
 
 /* 6x16-entry codebook for inter-coded 8x4 vectors */
-static const int8_t svq1_inter_codebook_8x4[3072] = {
+DECLARE_ALIGNED(4, static const int8_t, svq1_inter_codebook_8x4)[3072] = {
     9,  8,  4,  0, -3, -4, -4, -3,  9,  8,  4, -1, -4, -5, -5, -3,
     8,  7,  3, -2, -5, -5, -5, -4,  6,  4,  1, -2, -4, -5, -4, -3,
   -12,-14,-11, -4,  1,  5,  6,  6, -8,-10, -7, -5, -2,  1,  1,  1,
@@ -383,7 +385,7 @@ static const int8_t svq1_inter_codebook_8x4[3072] = {
 };
 
 /* 6x16-entry codebook for inter-coded 8x8 vectors */
-static const int8_t svq1_inter_codebook_8x8[6144] = {
+DECLARE_ALIGNED(4, static const int8_t, svq1_inter_codebook_8x8)[6144] = {
    -4, -3,  4,  5,  2,  1,  1,  0, -5, -3,  5,  5,  2,  1,  0,  0,
    -6, -4,  5,  5,  2,  1,  0,  0, -7, -4,  4,  5,  2,  1,  0,  0,
    -8, -5,  3,  4,  2,  1,  0,  0, -8, -6,  3,  4,  1,  1,  1,  0,
@@ -778,7 +780,7 @@ const int8_t* const ff_svq1_inter_codebooks[6] = {
 };
 
 /* 6x16-entry codebook for intra-coded 4x2 vectors */
-static const int8_t svq1_intra_codebook_4x2[768] = {
+DECLARE_ALIGNED(4, static const int8_t, svq1_intra_codebook_4x2)[768] = {
    12, 13, 13, 11, -7,-10,-15,-17,-16,-15,-12,-10, 11, 15, 15, 12,
     2, 17, 20, 15,-45,-24,  2, 13, 21, 20, -6,-36, 12, 16, -1,-27,
   -18,-21, 10, 45,-11,-20, -7, 21, 43, -8,-28,  0, 33,-16,-28,  3,
@@ -830,7 +832,7 @@ static const int8_t svq1_intra_codebook_4x2[768] = {
 };
 
 /* 6x16-entry codebook for intra-coded 4x4 vectors */
-static const int8_t svq1_intra_codebook_4x4[1536] = {
+DECLARE_ALIGNED(4, static const int8_t, svq1_intra_codebook_4x4)[1536] = {
   -11, -3,  3,  6,-10, -1,  5,  7, -9, -1,  6,  7, -9, -1,  4,  6,
     5,  7,  0,-14,  6,  9,  2,-15,  6,  9,  2,-15,  4,  6,  0,-14,
    16,  3, -5, -6, 16,  1, -8, -8, 14, -1, -9, -9, 12,  0, -8, -8,
@@ -930,7 +932,7 @@ static const int8_t svq1_intra_codebook_4x4[1536] = {
 };
 
 /* 6x16-entry codebook for intra-coded 8x4 vectors */
-static const int8_t svq1_intra_codebook_8x4[3072] = {
+DECLARE_ALIGNED(4, static const int8_t, svq1_intra_codebook_8x4)[3072] = {
     5,  6,  6,  6,  7,  7,  8,  8,  0,  0,  0,  0,  0,  1,  2,  3,
    -3, -4, -4, -5, -5, -4, -3, -2, -4, -4, -4, -5, -4, -4, -3, -3,
     1,  2,  2,  2,  2,  3,  3,  3,  2,  3,  3,  4,  4,  5,  5,  5,
@@ -1126,7 +1128,7 @@ static const int8_t svq1_intra_codebook_8x4[3072] = {
 };
 
 /* 6x16-entry codebook for intra-coded 8x8 vectors */
-static const int8_t svq1_intra_codebook_8x8[6144] = {
+DECLARE_ALIGNED(4, static const int8_t, svq1_intra_codebook_8x8)[6144] = {
     4,  4,  3,  2,  2,  1,  0, -1,  4,  3,  3,  2,  1,  0, -1, -1,
     3,  3,  2,  2,  1,  0, -1, -2,  3,  2,  2,  1,  0, -1, -2, -3,
     2,  2,  1,  0, -1, -1, -2, -3,  2,  1,  0,  0, -1, -2, -3, -4,