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Add unit test ReportsUpdatedVideoLayersAllocationWhenResolutionChanges

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This test that a new allocation is reported if the input resolution
changes.

Bug: webrtc:12000
Change-Id: Iaf8be1af62bbc8a2ca19b58f0587ceacfcfa5991
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/197807
Reviewed-by: Erik Språng <sprang@webrtc.org>
Commit-Queue: Per Kjellander <perkj@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#32837}
This commit is contained in:
Per Kjellander 2020-12-15 17:24:55 +01:00 committed by Commit Bot
parent 46ea5d7f82
commit 4190ce995b
1 changed files with 39 additions and 0 deletions
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39
video/video_stream_encoder_unittest.cc
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@ -67,6 +67,7 @@ using ::testing::Lt;
using ::testing::Matcher;
using ::testing::NiceMock;
using ::testing::Return;
using ::testing::SizeIs;
using ::testing::StrictMock;
namespace {
@ -4122,6 +4123,44 @@ TEST_F(VideoStreamEncoderTest,
video_stream_encoder_->Stop();
}
TEST_F(VideoStreamEncoderTest,
ReportsUpdatedVideoLayersAllocationWhenResolutionChanges) {
ResetEncoder("VP8", /*num_streams*/ 2, 1, 1, /*screenshare*/ false,
VideoStreamEncoderSettings::BitrateAllocationCallbackType::
kVideoLayersAllocation);
video_stream_encoder_->OnBitrateUpdatedAndWaitForManagedResources(
DataRate::BitsPerSec(kSimulcastTargetBitrateBps),
DataRate::BitsPerSec(kSimulcastTargetBitrateBps),
DataRate::BitsPerSec(kSimulcastTargetBitrateBps), 0, 0, 0);
video_source_.IncomingCapturedFrame(
CreateFrame(CurrentTimeMs(), codec_width_, codec_height_));
WaitForEncodedFrame(CurrentTimeMs());
EXPECT_EQ(sink_.number_of_layers_allocations(), 1);
ASSERT_THAT(sink_.GetLastVideoLayersAllocation().active_spatial_layers,
SizeIs(2));
EXPECT_EQ(sink_.GetLastVideoLayersAllocation().active_spatial_layers[1].width,
codec_width_);
EXPECT_EQ(
sink_.GetLastVideoLayersAllocation().active_spatial_layers[1].height,
codec_height_);
video_source_.IncomingCapturedFrame(
CreateFrame(CurrentTimeMs(), codec_width_ / 2, codec_height_ / 2));
WaitForEncodedFrame(CurrentTimeMs());
EXPECT_EQ(sink_.number_of_layers_allocations(), 2);
ASSERT_THAT(sink_.GetLastVideoLayersAllocation().active_spatial_layers,
SizeIs(2));
EXPECT_EQ(sink_.GetLastVideoLayersAllocation().active_spatial_layers[1].width,
codec_width_ / 2);
EXPECT_EQ(
sink_.GetLastVideoLayersAllocation().active_spatial_layers[1].height,
codec_height_ / 2);
video_stream_encoder_->Stop();
}
TEST_F(VideoStreamEncoderTest, TemporalLayersNotDisabledIfSupported) {
// 2 TLs configured, temporal layers supported by encoder.
const int kNumTemporalLayers = 2;