vp9 svc: copy block if ref buffer in denoiser is NULL.

BUG=b/119097707 Change-Id: I6569306e897da46a44f9d8f2fb28a2a355dd4c2c
2018-11-27 12:29:47 -08:00
parent b1022a018b
commit 3861eb6d02
1 changed files with 8 additions and 0 deletions
--- a/vp9/encoder/vp9_denoiser.c
+++ b/vp9/encoder/vp9_denoiser.c
@@ -263,6 +263,14 @@ static VP9_DENOISER_DECISION perform_motion_compensation(
    denoise_layer_idx = num_spatial_layers - spatial_layer - 1;
  }

+  // Force copy (no denoise, copy source in denoised buffer) if
+  // running_avg_y[frame] is NULL.
+  if (denoiser->running_avg_y[frame].buffer_alloc == NULL) {
+    // Restore everything to its original state
+    *mi = saved_mi;
+    return COPY_BLOCK;
+  }
+
  if (ctx->newmv_sse > sse_thresh(bs, increase_denoising)) {
    // Restore everything to its original state
    *mi = saved_mi;