shithub: libvpx

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vp9-svc: Add check in datarate unittests for frame-dropping.

Add verfication for constrained svc framedrop mode: check that
if a given spatial is dropped, all uppper layers must be dropped.

Change-Id: I9b4821b23c95d1d9d0c031a41af19984647ec5dc

--- a/test/datarate_test.cc

+++ b/test/datarate_test.cc

@@ -1618,6 +1618,17 @@

       }

     }

     ASSERT_EQ(count, num_layers_encoded);

+    // In the constrained frame drop mode, if a given spatial is dropped all

+    // upper layers must be dropped too.

+    if (constrained_framedrop_) {

+      for (int sl = 0; sl < number_spatial_layers_; ++sl) {

+        if (!pkt->data.frame.spatial_layer_encoded[sl]) {

+          // Check that all upper layers are dropped.

+          for (int sl2 = sl + 1; sl2 < number_spatial_layers_; ++sl2)

+            ASSERT_EQ(pkt->data.frame.spatial_layer_encoded[sl2], 0);

+        }

+      }

+    }

     // Keep track of number of non-reference frames, needed for mismatch check.

     // Non-reference frames are top spatial and temporal layer frames,

     // for TL > 0.