summaryrefslogtreecommitdiffstats
path: root/third_party/aom/test/segment_binarization_sync.cc
diff options
context:
space:
mode:
Diffstat (limited to 'third_party/aom/test/segment_binarization_sync.cc')
-rw-r--r--third_party/aom/test/segment_binarization_sync.cc61
1 files changed, 0 insertions, 61 deletions
diff --git a/third_party/aom/test/segment_binarization_sync.cc b/third_party/aom/test/segment_binarization_sync.cc
deleted file mode 100644
index bd8cf1141..000000000
--- a/third_party/aom/test/segment_binarization_sync.cc
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Copyright (c) 2018, Alliance for Open Media. All rights reserved
- *
- * This source code is subject to the terms of the BSD 2 Clause License and
- * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
- * was not distributed with this source code in the LICENSE file, you can
- * obtain it at www.aomedia.org/license/software. If the Alliance for Open
- * Media Patent License 1.0 was not distributed with this source code in the
- * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
- */
-
-#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
-#include "test/acm_random.h"
-
-using libaom_test::ACMRandom;
-
-extern "C" {
-int av1_neg_interleave(int x, int ref, int max);
-int av1_neg_deinterleave(int diff, int ref, int max);
-}
-
-namespace {
-
-struct Segment {
- int id;
- int pred;
- int last_id;
-};
-
-Segment GenerateSegment(int seed) {
- static const int MAX_SEGMENTS = 8;
-
- ACMRandom rnd_(seed);
-
- Segment segment;
- const int last_segid = rnd_.PseudoUniform(MAX_SEGMENTS);
- segment.last_id = last_segid;
- segment.pred = rnd_.PseudoUniform(MAX_SEGMENTS);
- segment.id = rnd_.PseudoUniform(last_segid + 1);
-
- return segment;
-}
-
-// Try to reveal a mismatch between segment binarization and debinarization
-TEST(SegmentBinarizationSync, SearchForBinarizationMismatch) {
- const int count_tests = 1000;
- const int seed_init = 4321;
-
- for (int i = 0; i < count_tests; ++i) {
- const Segment seg = GenerateSegment(seed_init + i);
-
- const int max_segid = seg.last_id + 1;
- const int seg_diff = av1_neg_interleave(seg.id, seg.pred, max_segid);
- const int decoded_segid =
- av1_neg_deinterleave(seg_diff, seg.pred, max_segid);
-
- ASSERT_EQ(decoded_segid, seg.id);
- }
-}
-
-} // namespace