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webrtc/modules/video_coding/rtp_vp8_ref_finder_unittest.cc
Tony Herre be9b576188 Move video video receiver transformable frame to modules/rtc_rtcp/source 
Step 1 of combining the sender and receiver types

Also moved the RtpFrameObject to rtp_rtcp/source, as it's heavily used
by the transformable receiver frame, I couldn't work out a better way
of managing the dependencies, and everything else seemed to work fine.

Bug: chromium:1412687
Change-Id: I55e816a0d7aa2962560ff9ebaf30ad63ab0b9810
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/291710
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Tony Herre <herre@google.com>
Cr-Commit-Position: refs/heads/main@{#39255}
2023-02-03 12:59:19 +00:00

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/*
* Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "modules/video_coding/rtp_vp8_ref_finder.h"
#include <utility>
#include <vector>
#include "modules/rtp_rtcp/source/frame_object.h"
#include "test/gmock.h"
#include "test/gtest.h"
using ::testing::Contains;
using ::testing::Eq;
using ::testing::Matcher;
using ::testing::Matches;
using ::testing::SizeIs;
using ::testing::UnorderedElementsAreArray;
namespace webrtc {
namespace {
MATCHER_P2(HasIdAndRefs, id, refs, "") {
return Matches(Eq(id))(arg->Id()) &&
Matches(UnorderedElementsAreArray(refs))(
rtc::ArrayView<int64_t>(arg->references, arg->num_references));
}
Matcher<const std::vector<std::unique_ptr<EncodedFrame>>&>
HasFrameWithIdAndRefs(int64_t frame_id, const std::vector<int64_t>& refs) {
return Contains(HasIdAndRefs(frame_id, refs));
}
class Frame {
public:
Frame& AsKeyFrame(bool is_keyframe = true) {
is_keyframe_ = is_keyframe;
return *this;
}
Frame& Pid(int pid) {
picture_id_ = pid;
return *this;
}
Frame& Tid(int tid) {
temporal_id_ = tid;
return *this;
}
Frame& Tl0(int tl0) {
tl0_idx_ = tl0;
return *this;
}
Frame& AsSync(bool is_sync = true) {
sync = is_sync;
return *this;
}
operator std::unique_ptr<RtpFrameObject>() {
RTPVideoHeaderVP8 vp8_header{};
vp8_header.pictureId = *picture_id_;
vp8_header.temporalIdx = *temporal_id_;
vp8_header.tl0PicIdx = *tl0_idx_;
vp8_header.layerSync = sync;
RTPVideoHeader video_header;
video_header.frame_type = is_keyframe_ ? VideoFrameType::kVideoFrameKey
: VideoFrameType::kVideoFrameDelta;
video_header.video_type_header = vp8_header;
// clang-format off
return std::make_unique<RtpFrameObject>(
/*seq_num_start=*/0,
/*seq_num_end=*/0,
/*markerBit=*/true,
/*times_nacked=*/0,
/*first_packet_received_time=*/0,
/*last_packet_received_time=*/0,
/*rtp_timestamp=*/0,
/*ntp_time_ms=*/0,
VideoSendTiming(),
/*payload_type=*/0,
kVideoCodecVP8,
kVideoRotation_0,
VideoContentType::UNSPECIFIED,
video_header,
/*color_space=*/absl::nullopt,
RtpPacketInfos(),
EncodedImageBuffer::Create(/*size=*/0));
// clang-format on
}
private:
bool is_keyframe_ = false;
absl::optional<int> picture_id_;
absl::optional<int> temporal_id_;
absl::optional<int> tl0_idx_;
bool sync = false;
};
} // namespace
class RtpVp8RefFinderTest : public ::testing::Test {
protected:
RtpVp8RefFinderTest() : ref_finder_(std::make_unique<RtpVp8RefFinder>()) {}
void Insert(std::unique_ptr<RtpFrameObject> frame) {
for (auto& f : ref_finder_->ManageFrame(std::move(frame))) {
frames_.push_back(std::move(f));
}
}
std::unique_ptr<RtpVp8RefFinder> ref_finder_;
std::vector<std::unique_ptr<EncodedFrame>> frames_;
};
TEST_F(RtpVp8RefFinderTest, Vp8RepeatedFrame_0) {
Insert(Frame().Pid(0).Tid(0).Tl0(1).AsKeyFrame());
Insert(Frame().Pid(1).Tid(0).Tl0(2));
Insert(Frame().Pid(1).Tid(0).Tl0(2));
EXPECT_THAT(frames_, SizeIs(2));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {0}));
}
TEST_F(RtpVp8RefFinderTest, Vp8RepeatedFrameLayerSync_01) {
Insert(Frame().Pid(0).Tid(0).Tl0(1).AsKeyFrame());
Insert(Frame().Pid(1).Tid(1).Tl0(1).AsSync());
Insert(Frame().Pid(1).Tid(1).Tl0(1).AsSync());
EXPECT_THAT(frames_, SizeIs(2));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {0}));
}
TEST_F(RtpVp8RefFinderTest, Vp8RepeatedFrame_01) {
Insert(Frame().Pid(0).Tid(0).Tl0(1).AsKeyFrame());
Insert(Frame().Pid(1).Tid(0).Tl0(2).AsSync());
Insert(Frame().Pid(2).Tid(0).Tl0(3));
Insert(Frame().Pid(3).Tid(0).Tl0(4));
Insert(Frame().Pid(3).Tid(0).Tl0(4));
EXPECT_THAT(frames_, SizeIs(4));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(2, {1}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(3, {2}));
}
TEST_F(RtpVp8RefFinderTest, Vp8TemporalLayers_0) {
Insert(Frame().Pid(0).Tid(0).Tl0(1).AsKeyFrame());
Insert(Frame().Pid(1).Tid(0).Tl0(2));
EXPECT_THAT(frames_, SizeIs(2));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {0}));
}
TEST_F(RtpVp8RefFinderTest, Vp8DuplicateTl1Frames) {
Insert(Frame().Pid(0).Tid(0).Tl0(0).AsKeyFrame());
Insert(Frame().Pid(1).Tid(1).Tl0(0).AsSync());
Insert(Frame().Pid(2).Tid(0).Tl0(1));
Insert(Frame().Pid(3).Tid(1).Tl0(1));
Insert(Frame().Pid(3).Tid(1).Tl0(1));
Insert(Frame().Pid(4).Tid(0).Tl0(2));
Insert(Frame().Pid(5).Tid(1).Tl0(2));
EXPECT_THAT(frames_, SizeIs(6));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(2, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(3, {1, 2}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(4, {2}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(5, {3, 4}));
}
TEST_F(RtpVp8RefFinderTest, Vp8TemporalLayersReordering_0) {
Insert(Frame().Pid(1).Tid(0).Tl0(2));
Insert(Frame().Pid(0).Tid(0).Tl0(1).AsKeyFrame());
Insert(Frame().Pid(3).Tid(0).Tl0(4));
Insert(Frame().Pid(2).Tid(0).Tl0(3));
Insert(Frame().Pid(5).Tid(0).Tl0(6));
Insert(Frame().Pid(6).Tid(0).Tl0(7));
Insert(Frame().Pid(4).Tid(0).Tl0(5));
EXPECT_THAT(frames_, SizeIs(7));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(2, {1}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(3, {2}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(4, {3}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(5, {4}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(6, {5}));
}
TEST_F(RtpVp8RefFinderTest, Vp8TemporalLayers_01) {
Insert(Frame().Pid(0).Tid(0).Tl0(255).AsKeyFrame());
Insert(Frame().Pid(1).Tid(1).Tl0(255).AsSync());
Insert(Frame().Pid(2).Tid(0).Tl0(0));
Insert(Frame().Pid(3).Tid(1).Tl0(0));
EXPECT_THAT(frames_, SizeIs(4));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(2, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(3, {1, 2}));
}
TEST_F(RtpVp8RefFinderTest, Vp8TemporalLayersReordering_01) {
Insert(Frame().Pid(1).Tid(1).Tl0(255).AsSync());
Insert(Frame().Pid(0).Tid(0).Tl0(255).AsKeyFrame());
Insert(Frame().Pid(3).Tid(1).Tl0(0));
Insert(Frame().Pid(5).Tid(1).Tl0(1));
Insert(Frame().Pid(2).Tid(0).Tl0(0));
Insert(Frame().Pid(4).Tid(0).Tl0(1));
Insert(Frame().Pid(6).Tid(0).Tl0(2));
Insert(Frame().Pid(7).Tid(1).Tl0(2));
EXPECT_THAT(frames_, SizeIs(8));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(2, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(3, {1, 2}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(4, {2}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(5, {3, 4}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(6, {4}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(7, {5, 6}));
}
TEST_F(RtpVp8RefFinderTest, Vp8TemporalLayers_0212) {
Insert(Frame().Pid(0).Tid(0).Tl0(55).AsKeyFrame());
Insert(Frame().Pid(1).Tid(2).Tl0(55).AsSync());
Insert(Frame().Pid(2).Tid(1).Tl0(55).AsSync());
Insert(Frame().Pid(3).Tid(2).Tl0(55));
Insert(Frame().Pid(4).Tid(0).Tl0(56));
Insert(Frame().Pid(5).Tid(2).Tl0(56));
Insert(Frame().Pid(6).Tid(1).Tl0(56));
Insert(Frame().Pid(7).Tid(2).Tl0(56));
Insert(Frame().Pid(8).Tid(0).Tl0(57));
Insert(Frame().Pid(9).Tid(2).Tl0(57).AsSync());
Insert(Frame().Pid(10).Tid(1).Tl0(57).AsSync());
Insert(Frame().Pid(11).Tid(2).Tl0(57));
EXPECT_THAT(frames_, SizeIs(12));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(2, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(3, {0, 1, 2}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(4, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(5, {2, 3, 4}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(6, {2, 4}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(7, {4, 5, 6}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(8, {4}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(9, {8}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(10, {8}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(11, {8, 9, 10}));
}
TEST_F(RtpVp8RefFinderTest, Vp8TemporalLayersMissingFrame_0212) {
Insert(Frame().Pid(0).Tid(0).Tl0(55).AsKeyFrame());
Insert(Frame().Pid(2).Tid(1).Tl0(55).AsSync());
Insert(Frame().Pid(3).Tid(2).Tl0(55));
EXPECT_THAT(frames_, SizeIs(2));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(2, {0}));
}
// Test with 3 temporal layers in a 0212 pattern.
TEST_F(RtpVp8RefFinderTest, Vp8TemporalLayersReordering_0212) {
Insert(Frame().Pid(127).Tid(2).Tl0(55).AsSync());
Insert(Frame().Pid(126).Tid(0).Tl0(55).AsKeyFrame());
Insert(Frame().Pid(128).Tid(1).Tl0(55).AsSync());
Insert(Frame().Pid(130).Tid(0).Tl0(56));
Insert(Frame().Pid(131).Tid(2).Tl0(56));
Insert(Frame().Pid(129).Tid(2).Tl0(55));
Insert(Frame().Pid(133).Tid(2).Tl0(56));
Insert(Frame().Pid(135).Tid(2).Tl0(57).AsSync());
Insert(Frame().Pid(132).Tid(1).Tl0(56));
Insert(Frame().Pid(134).Tid(0).Tl0(57));
Insert(Frame().Pid(137).Tid(2).Tl0(57));
Insert(Frame().Pid(136).Tid(1).Tl0(57).AsSync());
EXPECT_THAT(frames_, SizeIs(12));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(126, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(127, {126}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(128, {126}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(129, {126, 127, 128}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(130, {126}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(131, {128, 129, 130}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(132, {128, 130}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(133, {130, 131, 132}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(134, {130}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(135, {134}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(136, {134}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(137, {134, 135, 136}));
}
TEST_F(RtpVp8RefFinderTest, Vp8LayerSync) {
Insert(Frame().Pid(0).Tid(0).Tl0(0).AsKeyFrame());
Insert(Frame().Pid(1).Tid(1).Tl0(0).AsSync());
Insert(Frame().Pid(2).Tid(0).Tl0(1));
Insert(Frame().Pid(4).Tid(0).Tl0(2));
Insert(Frame().Pid(5).Tid(1).Tl0(2).AsSync());
Insert(Frame().Pid(6).Tid(0).Tl0(3));
Insert(Frame().Pid(7).Tid(1).Tl0(3));
EXPECT_THAT(frames_, SizeIs(7));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(0, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(2, {0}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(4, {2}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(5, {4}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(6, {4}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(7, {5, 6}));
}
TEST_F(RtpVp8RefFinderTest, Vp8Tl1SyncFrameAfterTl1Frame) {
Insert(Frame().Pid(1).Tid(0).Tl0(247).AsKeyFrame().AsSync());
Insert(Frame().Pid(3).Tid(0).Tl0(248));
Insert(Frame().Pid(4).Tid(1).Tl0(248));
Insert(Frame().Pid(5).Tid(1).Tl0(248).AsSync());
EXPECT_THAT(frames_, SizeIs(3));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(3, {1}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(5, {3}));
}
TEST_F(RtpVp8RefFinderTest, Vp8DetectMissingFrame_0212) {
Insert(Frame().Pid(1).Tid(0).Tl0(1).AsKeyFrame());
Insert(Frame().Pid(2).Tid(2).Tl0(1).AsSync());
Insert(Frame().Pid(3).Tid(1).Tl0(1).AsSync());
Insert(Frame().Pid(4).Tid(2).Tl0(1));
Insert(Frame().Pid(6).Tid(2).Tl0(2));
Insert(Frame().Pid(7).Tid(1).Tl0(2));
Insert(Frame().Pid(8).Tid(2).Tl0(2));
Insert(Frame().Pid(5).Tid(0).Tl0(2));
EXPECT_THAT(frames_, SizeIs(8));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(1, {}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(2, {1}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(3, {1}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(4, {1, 2, 3}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(5, {1}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(6, {3, 4, 5}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(7, {3, 5}));
EXPECT_THAT(frames_, HasFrameWithIdAndRefs(8, {5, 6, 7}));
}
TEST_F(RtpVp8RefFinderTest, StashedFramesDoNotWrapTl0Backwards) {
Insert(Frame().Pid(0).Tid(0).Tl0(0));
EXPECT_THAT(frames_, SizeIs(0));
Insert(Frame().Pid(128).Tid(0).Tl0(128).AsKeyFrame());
EXPECT_THAT(frames_, SizeIs(1));
Insert(Frame().Pid(129).Tid(0).Tl0(129));
EXPECT_THAT(frames_, SizeIs(2));
}
} // namespace webrtc
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