зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1433062 - Unit test VP8TrackEncoder with dynamic keyframe interval changes. r=bryce
MozReview-Commit-ID: 2OW5Gvy5UUl --HG-- extra : rebase_source : a390104b85b9545a8bd2b3aee2401c755ffac35a extra : histedit_source : 9f3c8e1dfc1ca9aff72c58be93e13aa05ea7311c
This commit is contained in:
Andreas Pehrson
Родитель
79f10e5ecb
Коммит
eabcca543c
|
|
@ -1227,6 +1227,210 @@ TEST(VP8VideoTrackEncoder, DefaultKeyFrameInterval)
|
|||
EXPECT_EQ(EncodedFrame::VP8_I_FRAME, frames[5]->GetFrameType());
|
||||
}
|
||||
|
||||
// Test that an encoding where the key frame interval is updated dynamically
|
||||
// encodes keyframes as expected.
|
||||
TEST(VP8VideoTrackEncoder, DynamicKeyFrameIntervalChanges)
|
||||
{
|
||||
TestVP8TrackEncoder encoder;
|
||||
|
||||
// Set keyframe interval to 100ms.
|
||||
// Pass frames at 0, 100ms, 120ms, 130ms, 200ms, 300ms
|
||||
// Expected keys: ^ ^^^^^ ^^^^^ ^^^^^
|
||||
|
||||
// Then increase keyframe interval to 1100ms. (default is 1000)
|
||||
// Pass frames at 500ms, 1300ms, 1400ms, 2400ms
|
||||
// Expected keys: ^^^^^^ ^^^^^^
|
||||
|
||||
// Then decrease keyframe interval to 200ms.
|
||||
// Pass frames at 2500ms, 2600ms, 2800ms, 2900ms
|
||||
// Expected keys: ^^^^^^ ^^^^^^
|
||||
YUVBufferGenerator generator;
|
||||
generator.Init(mozilla::gfx::IntSize(640, 480));
|
||||
EncodedFrameContainer container;
|
||||
TimeStamp now = TimeStamp::Now();
|
||||
VideoSegment segment;
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 100), // 100ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now);
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 20), // 20ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(100));
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 10), // 10ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(120));
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 70), // 70ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(130));
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 100), // 100ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(200));
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 200), // 200ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(300));
|
||||
|
||||
// The underlying encoder only gets passed frame N when frame N+1 is known,
|
||||
// so we pass in the next frame *before* the keyframe interval change.
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 800), // 800ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(500));
|
||||
|
||||
encoder.SetStartOffset(0);
|
||||
encoder.SetKeyFrameInterval(100);
|
||||
encoder.AppendVideoSegment(Move(segment));
|
||||
|
||||
// Advancing 501ms, so the first bit of the frame starting at 500ms is
|
||||
// included. Note the need to compensate this at the end.
|
||||
encoder.AdvanceCurrentTime(VIDEO_TRACK_RATE / 1000 * 501);
|
||||
ASSERT_TRUE(NS_SUCCEEDED(encoder.GetEncodedTrack(container)));
|
||||
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 100), // 100ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(1300));
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 1000), // 1000ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(1400));
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 100), // 100ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(2400));
|
||||
|
||||
// The underlying encoder only gets passed frame N when frame N+1 is known,
|
||||
// so we pass in the next frame *before* the keyframe interval change.
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 100), // 100ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(2500));
|
||||
|
||||
encoder.SetKeyFrameInterval(1100);
|
||||
encoder.AppendVideoSegment(Move(segment));
|
||||
|
||||
// Advancing 2000ms from 501ms to 2501ms
|
||||
encoder.AdvanceCurrentTime(VIDEO_TRACK_RATE / 1000 * 2000);
|
||||
ASSERT_TRUE(NS_SUCCEEDED(encoder.GetEncodedTrack(container)));
|
||||
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 200), // 200ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(2600));
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 100), // 100ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(2800));
|
||||
segment.AppendFrame(generator.GenerateI420Image(),
|
||||
mozilla::StreamTime(VIDEO_TRACK_RATE / 1000 * 100), // 100ms
|
||||
generator.GetSize(),
|
||||
PRINCIPAL_HANDLE_NONE,
|
||||
false,
|
||||
now + TimeDuration::FromMilliseconds(2900));
|
||||
|
||||
encoder.SetKeyFrameInterval(200);
|
||||
encoder.AppendVideoSegment(Move(segment));
|
||||
|
||||
// Advancing 499ms (compensating back 1ms from the first advancement)
|
||||
// from 2501ms to 3000ms.
|
||||
encoder.AdvanceCurrentTime(VIDEO_TRACK_RATE / 1000 * 499);
|
||||
|
||||
encoder.NotifyEndOfStream();
|
||||
|
||||
ASSERT_TRUE(NS_SUCCEEDED(encoder.GetEncodedTrack(container)));
|
||||
|
||||
EXPECT_TRUE(encoder.IsEncodingComplete());
|
||||
|
||||
const nsTArray<RefPtr<EncodedFrame>>& frames = container.GetEncodedFrames();
|
||||
ASSERT_EQ(14UL, frames.Length());
|
||||
|
||||
// [0, 100ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 100UL, frames[0]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_I_FRAME, frames[0]->GetFrameType());
|
||||
|
||||
// [100ms, 120ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 20UL, frames[1]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_I_FRAME, frames[1]->GetFrameType());
|
||||
|
||||
// [120ms, 130ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 10UL, frames[2]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_P_FRAME, frames[2]->GetFrameType());
|
||||
|
||||
// [130ms, 200ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 70UL, frames[3]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_P_FRAME, frames[3]->GetFrameType());
|
||||
|
||||
// [200ms, 300ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 100UL, frames[4]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_I_FRAME, frames[4]->GetFrameType());
|
||||
|
||||
// [300ms, 500ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 200UL, frames[5]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_I_FRAME, frames[5]->GetFrameType());
|
||||
|
||||
// [500ms, 1300ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 800UL, frames[6]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_P_FRAME, frames[6]->GetFrameType());
|
||||
|
||||
// [1300ms, 1400ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 100UL, frames[7]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_I_FRAME, frames[7]->GetFrameType());
|
||||
|
||||
// [1400ms, 2400ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 1000UL, frames[8]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_P_FRAME, frames[8]->GetFrameType());
|
||||
|
||||
// [2400ms, 2500ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 100UL, frames[9]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_I_FRAME, frames[9]->GetFrameType());
|
||||
|
||||
// [2500ms, 2600ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 100UL, frames[10]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_P_FRAME, frames[10]->GetFrameType());
|
||||
|
||||
// [2600ms, 2800ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 200UL, frames[11]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_I_FRAME, frames[11]->GetFrameType());
|
||||
|
||||
// [2800ms, 2900ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 100UL, frames[12]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_I_FRAME, frames[12]->GetFrameType());
|
||||
|
||||
// [2900ms, 3000ms)
|
||||
EXPECT_EQ(PR_USEC_PER_SEC / 1000 * 100UL, frames[13]->GetDuration());
|
||||
EXPECT_EQ(EncodedFrame::VP8_P_FRAME, frames[13]->GetFrameType());
|
||||
}
|
||||
|
||||
// EOS test
|
||||
TEST(VP8VideoTrackEncoder, EncodeComplete)
|
||||
{
|
||||
|
|
|
|||
Загрузка…
Ссылка в новой задаче