shithub: libvpx

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ref: 3ba9a2c8b2341430b001ed531f1eedf7c9b0384f
parent: 0c84b9b7030515b51d08038a6a2c3105b4881b4d
parent: 34805d6d0d09845f83f90fd5ce558f531db22352
author: Jerome Jiang <jianj@google.com>
date: Wed Nov 1 12:58:01 EDT 2017

Merge "vp9: Move allocation of vt2 after early exits."

--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c
@@ -1113,8 +1113,6 @@
   // For non keyframes, disable 4x4 average for low resolution when speed = 8
   threshold_4x4avg = (cpi->oxcf.speed < 8) ? thresholds[1] << 1 : INT64_MAX;
 
-  if (low_res && threshold_4x4avg < INT64_MAX)
-    CHECK_MEM_ERROR(cm, vt2, vpx_calloc(16, sizeof(*vt2)));
   memset(x->variance_low, 0, sizeof(x->variance_low));
 
   if (xd->mb_to_right_edge < 0) pixels_wide += (xd->mb_to_right_edge >> 3);
@@ -1224,7 +1222,6 @@
         set_block_size(cpi, x, xd, mi_row, mi_col, BLOCK_64X64);
         x->variance_low[0] = 1;
         chroma_check(cpi, x, bsize, y_sad, is_key_frame);
-        if (vt2) vpx_free(vt2);
         return 0;
       }
     }
@@ -1236,7 +1233,6 @@
     if (cpi->sf.copy_partition_flag && y_sad_last < cpi->vbp_threshold_copy &&
         copy_partitioning(cpi, x, xd, mi_row, mi_col, segment_id, sb_offset)) {
       chroma_check(cpi, x, bsize, y_sad, is_key_frame);
-      if (vt2) vpx_free(vt2);
       return 0;
     }
   } else {
@@ -1254,6 +1250,8 @@
 #endif  // CONFIG_VP9_HIGHBITDEPTH
   }
 
+  if (low_res && threshold_4x4avg < INT64_MAX)
+    CHECK_MEM_ERROR(cm, vt2, vpx_calloc(16, sizeof(*vt2)));
   // Fill in the entire tree of 8x8 (or 4x4 under some conditions) variances
   // for splits.
   for (i = 0; i < 4; i++) {