384     int sb_x, sb_y, plane;  in init_block_mapping()  local
396             for (sb_x = 0; sb_x < sb_width; sb_x++)  in init_block_mapping()
398                     x = 4 * sb_x + hilbert_offset[i][0];  in init_block_mapping()
740         int sb_x, sb_y;  in vp4_unpack_macroblocks()  local
749             for (sb_x = 0; sb_x < sb_width; sb_x++) {  in vp4_unpack_macroblocks()
751                     int mb_x = 2 * sb_x + (j >> 1);  in vp4_unpack_macroblocks()
790     int i, j, k, sb_x, sb_y;  in unpack_modes()  local
819             for (sb_x = 0; sb_x < s->y_superblock_width; sb_x++) {  in unpack_modes()
824                     int mb_x = 2 * sb_x + (j >> 1);  in unpack_modes()
904     int j, k, sb_x, sb_y;  in unpack_vectors()  local
927         for (sb_x = 0; sb_x < s->y_superblock_width; sb_x++) {  in unpack_vectors()
932                 int mb_x = 2 * sb_x + (j >> 1);  in unpack_vectors()
1463 static void vp4_dc_pred_before(const Vp3DecodeContext *s, VP4Predictor dc_pred[6][6], int sb_x)  in vp4_dc_pred_before()  argument
1468         dc_pred[0][i + 1] = s->dc_pred_row[sb_x * 4 + i];  in vp4_dc_pred_before()
1475 static void vp4_dc_pred_after(Vp3DecodeContext *s, VP4Predictor dc_pred[6][6], int sb_x)  in vp4_dc_pred_after()  argument
1480         s->dc_pred_row[sb_x * 4 + i] = dc_pred[4][i + 1];  in vp4_dc_pred_after()
1536     int plane, sb_y, sb_x;  in vp4_unpack_dct_coeffs()  local
1593             for (sb_x = 0; sb_x *4 < s->fragment_width[!!plane]; sb_x++) {  in vp4_unpack_dct_coeffs()
1594                 vp4_dc_pred_before(s, dc_pred, sb_x);  in vp4_unpack_dct_coeffs()
1598                         int x  = 4 * sb_x + hx;  in vp4_unpack_dct_coeffs()
1622                 vp4_dc_pred_after(s, dc_pred, sb_x);  in vp4_unpack_dct_coeffs()
2092         int sb_x, sb_y = slice << (!plane && s->chroma_y_shift);  in render_slice()  local
2112             for (sb_x = 0; sb_x < slice_width; sb_x++) {  in render_slice()
2115                     x        = 4 * sb_x + hilbert_offset[j][0];  in render_slice()