shithub: libvpx

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Merge "Cleaning up optimize_init_b function."

--- a/vp9/encoder/vp9_encodemb.c

+++ b/vp9/encoder/vp9_encodemb.c

@@ -378,13 +378,13 @@

              &ctx->ta[plane][x], &ctx->tl[plane][y], tx_size);

 }

-void optimize_init_b(int plane, BLOCK_SIZE_TYPE bsize, void *arg) {

-  const struct encode_b_args* const args = arg;

+static void optimize_init_b(int plane, BLOCK_SIZE_TYPE bsize,

+                            struct encode_b_args *args) {

   const MACROBLOCKD *xd = &args->x->e_mbd;

   const struct macroblockd_plane* const pd = &xd->plane[plane];

-  const int bwl = b_width_log2(bsize) - pd->subsampling_x;

-  const int bhl = b_height_log2(bsize) - pd->subsampling_y;

-  const int bw = 1 << bwl, bh = 1 << bhl;

+  const BLOCK_SIZE_TYPE plane_bsize = get_plane_block_size(bsize, pd);

+  const int num_4x4_w = num_4x4_blocks_wide_lookup[plane_bsize];

+  const int num_4x4_h = num_4x4_blocks_high_lookup[plane_bsize];

   const MB_MODE_INFO *mbmi = &xd->mode_info_context->mbmi;

   const TX_SIZE tx_size = plane ? get_uv_tx_size(mbmi) : mbmi->txfm_size;

   int i;

@@ -392,26 +392,26 @@

   switch (tx_size) {

     case TX_4X4:

       vpx_memcpy(args->ctx->ta[plane], pd->above_context,

-                 sizeof(ENTROPY_CONTEXT) * bw);

+                 sizeof(ENTROPY_CONTEXT) * num_4x4_w);

       vpx_memcpy(args->ctx->tl[plane], pd->left_context,

-                 sizeof(ENTROPY_CONTEXT) * bh);

+                 sizeof(ENTROPY_CONTEXT) * num_4x4_h);

       break;

     case TX_8X8:

-      for (i = 0; i < bw; i += 2)

+      for (i = 0; i < num_4x4_w; i += 2)

         args->ctx->ta[plane][i] = !!*(uint16_t *)&pd->above_context[i];

-      for (i = 0; i < bh; i += 2)

+      for (i = 0; i < num_4x4_h; i += 2)

         args->ctx->tl[plane][i] = !!*(uint16_t *)&pd->left_context[i];

       break;

     case TX_16X16:

-      for (i = 0; i < bw; i += 4)

+      for (i = 0; i < num_4x4_w; i += 4)

         args->ctx->ta[plane][i] = !!*(uint32_t *)&pd->above_context[i];

-      for (i = 0; i < bh; i += 4)

+      for (i = 0; i < num_4x4_h; i += 4)

         args->ctx->tl[plane][i] = !!*(uint32_t *)&pd->left_context[i];

       break;

     case TX_32X32:

-      for (i = 0; i < bw; i += 8)

+      for (i = 0; i < num_4x4_w; i += 8)

         args->ctx->ta[plane][i] = !!*(uint64_t *)&pd->above_context[i];

-      for (i = 0; i < bh; i += 8)

+      for (i = 0; i < num_4x4_h; i += 8)

         args->ctx->tl[plane][i] = !!*(uint64_t *)&pd->left_context[i];

       break;

     default:

-- 

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