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Add timing info to all encoded frames.

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Even if we're not going to transmit any timing info over the wire.

Bug: webrtc:8504
Change-Id: Id54192a10e6b2a6a2cb57a2ff6b28fc0d16e471d
Reviewed-on: https://webrtc-review.googlesource.com/21160
Reviewed-by: Per Kjellander <perkj@webrtc.org>
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Reviewed-by: Erik Språng <sprang@webrtc.org>
Commit-Queue: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20628}
This commit is contained in:
Niels Möller
2017-11-10 08:51:29 +01:00
committed by Commit Bot
parent d4fcfb8ba1
commit c241af9cca
5 changed files with 16 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
api/video/OWNERS
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@ -1 +1,3 @@
magjed@webrtc.org
per-file video_timing.h=ilnik@webrtc.org

6
api/video/video_timing.h
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@ -22,7 +22,11 @@
namespace webrtc {
enum TimingFrameFlags : uint8_t {
kDefault = 0, // No flags set (used by old protocol)
kNotTriggered = 0, // Timing info valid, but not to be transmitted.
// Used on send-side only.
// TODO(ilnik): Delete compatibility alias.
// Used to be sent over the wire, for the old protocol.
kDefault = 0, // Old name, for API compatibility.
kTriggeredByTimer = 1 << 0, // Frame marked for tracing by periodic timer.
kTriggeredBySize = 1 << 1, // Frame marked for tracing due to size.
kInvalid = std::numeric_limits<uint8_t>::max() // Invalid, ignore!

6
modules/video_coding/generic_encoder.cc
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@ -255,7 +255,7 @@ EncodedImageCallback::Result VCMEncodedFrameCallback::OnEncodedImage(
rtc::Optional<size_t> outlier_frame_size;
rtc::Optional<int64_t> encode_start_ms;
size_t num_simulcast_svc_streams = 1;
uint8_t timing_flags = TimingFrameFlags::kInvalid;
uint8_t timing_flags = TimingFrameFlags::kNotTriggered;
if (!internal_source_) {
rtc::CritScope crit(&timing_params_lock_);
@ -308,8 +308,6 @@ EncodedImageCallback::Result VCMEncodedFrameCallback::OnEncodedImage(
// Outliers trigger timing frames, but do not affect scheduled timing
// frames.
if (outlier_frame_size && encoded_image._length >= *outlier_frame_size) {
if (timing_flags == TimingFrameFlags::kInvalid)
timing_flags = 0;
timing_flags |= TimingFrameFlags::kTriggeredBySize;
}
}
@ -319,7 +317,7 @@ EncodedImageCallback::Result VCMEncodedFrameCallback::OnEncodedImage(
// drift relative to rtc::TimeMillis(). We can't use it for Timing frames,
// because to being sent in the network capture time required to be less than
// all the other timestamps.
if (timing_flags != TimingFrameFlags::kInvalid && encode_start_ms) {
if (encode_start_ms) {
encoded_image.SetEncodeTime(*encode_start_ms, rtc::TimeMillis());
encoded_image.timing_.flags = timing_flags;
} else {

3
modules/video_coding/generic_encoder_unittest.cc
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@ -33,7 +33,8 @@ class FakeEncodedImageCallback : public EncodedImageCallback {
const CodecSpecificInfo* codec_specific_info,
const RTPFragmentationHeader* fragmentation) override {
last_frame_was_timing_ =
encoded_image.timing_.flags != TimingFrameFlags::kInvalid;
encoded_image.timing_.flags != TimingFrameFlags::kInvalid &&
encoded_image.timing_.flags != TimingFrameFlags::kNotTriggered;
return Result(Result::OK);
};

7
video/payload_router.cc
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@ -187,7 +187,8 @@ EncodedImageCallback::Result PayloadRouter::OnEncodedImage(
CopyCodecSpecific(codec_specific_info, &rtp_video_header);
rtp_video_header.rotation = encoded_image.rotation_;
rtp_video_header.content_type = encoded_image.content_type_;
if (encoded_image.timing_.flags != TimingFrameFlags::kInvalid) {
if (encoded_image.timing_.flags != TimingFrameFlags::kInvalid &&
encoded_image.timing_.flags != TimingFrameFlags::kNotTriggered) {
rtp_video_header.video_timing.encode_start_delta_ms =
VideoSendTiming::GetDeltaCappedMs(
encoded_image.capture_time_ms_,
@ -200,8 +201,10 @@ EncodedImageCallback::Result PayloadRouter::OnEncodedImage(
rtp_video_header.video_timing.pacer_exit_delta_ms = 0;
rtp_video_header.video_timing.network_timestamp_delta_ms = 0;
rtp_video_header.video_timing.network2_timestamp_delta_ms = 0;
}
rtp_video_header.video_timing.flags = encoded_image.timing_.flags;
} else {
rtp_video_header.video_timing.flags = TimingFrameFlags::kInvalid;
}
rtp_video_header.playout_delay = encoded_image.playout_delay_;
int stream_index = rtp_video_header.simulcastIdx;