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da7fe39b84
To make it natural to reuse them for vp9 Bug: webrtc:11999 Change-Id: If2ef7ca16b8be96e0e03bb19211d9f5eb74b2d3d Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/188620 Reviewed-by: Philip Eliasson <philipel@webrtc.org> Commit-Queue: Danil Chapovalov <danilchap@webrtc.org> Cr-Commit-Position: refs/heads/master@{#32414}
61 lines
2.2 KiB
C++
61 lines
2.2 KiB
C++
/*
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* Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "modules/video_coding/svc/scalability_structure_l3t3.h"
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#include "modules/video_coding/svc/scalability_structure_test_helpers.h"
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#include "test/gmock.h"
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#include "test/gtest.h"
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namespace webrtc {
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namespace {
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using ::testing::IsEmpty;
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using ::testing::SizeIs;
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TEST(ScalabilityStructureL3T3Test, SkipS1T1FrameKeepsStructureValid) {
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ScalabilityStructureL3T3 structure;
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ScalabilityStructureWrapper wrapper(structure);
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structure.OnRatesUpdated(EnableTemporalLayers(/*s0=*/3, /*s1=*/3));
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auto frames = wrapper.GenerateFrames(/*num_temporal_units=*/1);
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EXPECT_THAT(frames, SizeIs(2));
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EXPECT_EQ(frames[0].temporal_id, 0);
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frames = wrapper.GenerateFrames(/*num_temporal_units=*/1);
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EXPECT_THAT(frames, SizeIs(2));
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EXPECT_EQ(frames[0].temporal_id, 2);
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structure.OnRatesUpdated(EnableTemporalLayers(/*s0=*/3, /*s1=*/0));
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frames = wrapper.GenerateFrames(/*num_temporal_units=*/1);
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EXPECT_THAT(frames, SizeIs(1));
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EXPECT_EQ(frames[0].temporal_id, 1);
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structure.OnRatesUpdated(EnableTemporalLayers(/*s0=*/3, /*s1=*/3));
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// Rely on checks inside GenerateFrames frame references are valid.
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frames = wrapper.GenerateFrames(/*num_temporal_units=*/1);
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EXPECT_THAT(frames, SizeIs(2));
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EXPECT_EQ(frames[0].temporal_id, 2);
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}
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TEST(ScalabilityStructureL3T3Test, SwitchSpatialLayerBeforeT1Frame) {
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ScalabilityStructureL3T3 structure;
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ScalabilityStructureWrapper wrapper(structure);
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structure.OnRatesUpdated(EnableTemporalLayers(/*s0=*/2, /*s1=*/0));
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EXPECT_THAT(wrapper.GenerateFrames(1), SizeIs(1));
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structure.OnRatesUpdated(EnableTemporalLayers(/*s0=*/0, /*s1=*/2));
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auto frames = wrapper.GenerateFrames(1);
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ASSERT_THAT(frames, SizeIs(1));
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EXPECT_THAT(frames[0].frame_diffs, IsEmpty());
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EXPECT_EQ(frames[0].temporal_id, 0);
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}
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} // namespace
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} // namespace webrtc
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