shithub: libvpx

Download patch

ref: 7af927e324d254b8dab06982fe68a849e9824c8c
parent: 661802b61d37419da82693bce11b9b0d038967de
parent: 0993bef7e99ed1935dfdc245cb2db34f73f3bc32
author: Yunqing Wang <[email protected]>
date: Mon Dec 1 07:49:03 EST 2014 

Merge "vp9_ethread: calculate and save the tok starting address for tiles"


--- a/vp9/encoder/vp9_bitstream.c
+++ b/vp9/encoder/vp9_bitstream.c
@@ -934,30 +934,22 @@
   VP9_COMMON *const cm = &cpi->common;
   vp9_writer residual_bc;
   int tile_row, tile_col;
-  TOKENEXTRA *tok[4][1 << 6], *tok_end;
+  TOKENEXTRA *tok_end;
   size_t total_size = 0;
   const int tile_cols = 1 << cm->log2_tile_cols;
   const int tile_rows = 1 << cm->log2_tile_rows;
-  TOKENEXTRA *pre_tok = cpi->tok;
-  int tile_tok = 0;
 
   vpx_memset(cm->above_seg_context, 0, sizeof(*cm->above_seg_context) *
              mi_cols_aligned_to_sb(cm->mi_cols));
 
-  for (tile_row = 0; tile_row < tile_rows; ++tile_row) {
-    for (tile_col = 0; tile_col < tile_cols; ++tile_col) {
-      int tile_idx = tile_row * tile_cols + tile_col;
-      tok[tile_row][tile_col] = pre_tok + tile_tok;
-      pre_tok = tok[tile_row][tile_col];
-      tile_tok = allocated_tokens(cpi->tile_data[tile_idx].tile_info);
-    }
-  }
-
   for (tile_row = 0; tile_row < tile_rows; tile_row++) {
     for (tile_col = 0; tile_col < tile_cols; tile_col++) {
       int tile_idx = tile_row * tile_cols + tile_col;
-      tok_end = tok[tile_row][tile_col] + cpi->tok_count[tile_row][tile_col];
+      TOKENEXTRA *tok = cpi->tile_tok[tile_row][tile_col];
 
+      tok_end = cpi->tile_tok[tile_row][tile_col] +
+          cpi->tok_count[tile_row][tile_col];
+
       if (tile_col < tile_cols - 1 || tile_row < tile_rows - 1)
         vp9_start_encode(&residual_bc, data_ptr + total_size + 4);
       else
@@ -964,8 +956,8 @@
         vp9_start_encode(&residual_bc, data_ptr + total_size);
 
       write_modes(cpi, &cpi->tile_data[tile_idx].tile_info,
-                  &residual_bc, &tok[tile_row][tile_col], tok_end);
-      assert(tok[tile_row][tile_col] == tok_end);
+                  &residual_bc, &tok, tok_end);
+      assert(tok == tok_end);
       vp9_stop_encode(&residual_bc);
       if (tile_col < tile_cols - 1 || tile_row < tile_rows - 1) {
         // size of this tile
--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c
@@ -3422,24 +3422,12 @@
          cm->show_frame;
 }
 
-static void tile_data_init(TileDataEnc *tile_data) {
-  int i, j;
-  for (i = 0; i < BLOCK_SIZES; ++i) {
-    for (j = 0; j < MAX_MODES; ++j) {
-      tile_data->thresh_freq_fact[i][j] = 32;
-      tile_data->mode_map[i][j] = j;
-    }
-  }
-}
-
-static void encode_tiles(VP9_COMP *cpi) {
+static void init_tile_data(VP9_COMP *cpi) {
   VP9_COMMON *const cm = &cpi->common;
   const int tile_cols = 1 << cm->log2_tile_cols;
   const int tile_rows = 1 << cm->log2_tile_rows;
-
   int tile_col, tile_row;
-  TOKENEXTRA *tok[4][1 << 6];
-  TOKENEXTRA *pre_tok = cpi->tok;
+  TOKENEXTRA *pre_tok = cpi->tile_tok[0][0];
   int tile_tok = 0;
 
   if (cpi->tile_data == NULL) {
@@ -3446,8 +3434,17 @@
     CHECK_MEM_ERROR(cm, cpi->tile_data,
         vpx_malloc(tile_cols * tile_rows * sizeof(*cpi->tile_data)));
     for (tile_row = 0; tile_row < tile_rows; ++tile_row)
-      for (tile_col = 0; tile_col < tile_cols; ++tile_col)
-        tile_data_init(&cpi->tile_data[tile_row * tile_cols + tile_col]);
+      for (tile_col = 0; tile_col < tile_cols; ++tile_col) {
+        TileDataEnc *tile_data =
+            &cpi->tile_data[tile_row * tile_cols + tile_col];
+        int i, j;
+        for (i = 0; i < BLOCK_SIZES; ++i) {
+          for (j = 0; j < MAX_MODES; ++j) {
+            tile_data->thresh_freq_fact[i][j] = 32;
+            tile_data->mode_map[i][j] = j;
+          }
+        }
+      }
   }
 
   for (tile_row = 0; tile_row < tile_rows; ++tile_row) {
@@ -3456,32 +3453,41 @@
           &cpi->tile_data[tile_row * tile_cols + tile_col].tile_info;
       vp9_tile_init(tile_info, cm, tile_row, tile_col);
 
-      tok[tile_row][tile_col] = pre_tok + tile_tok;
-      pre_tok = tok[tile_row][tile_col];
+      cpi->tile_tok[tile_row][tile_col] = pre_tok + tile_tok;
+      pre_tok = cpi->tile_tok[tile_row][tile_col];
       tile_tok = allocated_tokens(*tile_info);
     }
   }
+}
 
+static void encode_tiles(VP9_COMP *cpi) {
+  VP9_COMMON *const cm = &cpi->common;
+  const int tile_cols = 1 << cm->log2_tile_cols;
+  const int tile_rows = 1 << cm->log2_tile_rows;
+  int tile_col, tile_row;
+
+  init_tile_data(cpi);
+
   for (tile_row = 0; tile_row < tile_rows; ++tile_row) {
     for (tile_col = 0; tile_col < tile_cols; ++tile_col) {
       const TileInfo * const tile_info =
           &cpi->tile_data[tile_row * tile_cols + tile_col].tile_info;
-      TOKENEXTRA * const old_tok = tok[tile_row][tile_col];
+      TOKENEXTRA *tok = cpi->tile_tok[tile_row][tile_col];
       int mi_row;
-      TileDataEnc *this_tile = &cpi->tile_data[tile_row * tile_cols + tile_col];
+      TileDataEnc *this_tile =
+          &cpi->tile_data[tile_row * tile_cols + tile_col];
 
       for (mi_row = tile_info->mi_row_start; mi_row < tile_info->mi_row_end;
            mi_row += MI_BLOCK_SIZE) {
         if (cpi->sf.use_nonrd_pick_mode)
-          encode_nonrd_sb_row(cpi, &cpi->td, this_tile, mi_row,
-                              &tok[tile_row][tile_col]);
+          encode_nonrd_sb_row(cpi, &cpi->td, this_tile, mi_row, &tok);
         else
-          encode_rd_sb_row(cpi, &cpi->td, this_tile, mi_row,
-                           &tok[tile_row][tile_col]);
+          encode_rd_sb_row(cpi, &cpi->td, this_tile, mi_row, &tok);
       }
       cpi->tok_count[tile_row][tile_col] =
-          (unsigned int)(tok[tile_row][tile_col] - old_tok);
-      assert(tok[tile_row][tile_col] - old_tok <= allocated_tokens(*tile_info));
+          (unsigned int)(tok - cpi->tile_tok[tile_row][tile_col]);
+      assert(tok - cpi->tile_tok[tile_row][tile_col] <=
+          allocated_tokens(*tile_info));
     }
   }
 }
--- a/vp9/encoder/vp9_encoder.c
+++ b/vp9/encoder/vp9_encoder.c
@@ -247,8 +247,8 @@
   vp9_free_frame_buffer(&cpi->alt_ref_buffer);
   vp9_lookahead_destroy(cpi->lookahead);
 
-  vpx_free(cpi->tok);
-  cpi->tok = 0;
+  vpx_free(cpi->tile_tok[0][0]);
+  cpi->tile_tok[0][0] = 0;
 
   vp9_free_pc_tree(&cpi->td);
 
@@ -543,11 +543,12 @@
 
   vp9_alloc_context_buffers(cm, cm->width, cm->height);
 
-  vpx_free(cpi->tok);
+  vpx_free(cpi->tile_tok[0][0]);
 
   {
     unsigned int tokens = get_token_alloc(cm->mb_rows, cm->mb_cols);
-    CHECK_MEM_ERROR(cm, cpi->tok, vpx_calloc(tokens, sizeof(*cpi->tok)));
+    CHECK_MEM_ERROR(cm, cpi->tile_tok[0][0],
+        vpx_calloc(tokens, sizeof(*cpi->tile_tok[0][0])));
   }
 
   vp9_setup_pc_tree(&cpi->common, &cpi->td);
@@ -1800,7 +1801,6 @@
 #endif
 
   dealloc_compressor_data(cpi);
-  vpx_free(cpi->tok);
 
   for (i = 0; i < sizeof(cpi->mbgraph_stats) /
                   sizeof(cpi->mbgraph_stats[0]); ++i) {
--- a/vp9/encoder/vp9_encoder.h
+++ b/vp9/encoder/vp9_encoder.h
@@ -297,7 +297,7 @@
 
   YV12_BUFFER_CONFIG last_frame_uf;
 
-  TOKENEXTRA *tok;
+  TOKENEXTRA *tile_tok[4][1 << 6];
   unsigned int tok_count[4][1 << 6];
 
   // Ambient reconstruction err target for force key frames