Reland of Add framerate to VideoSinkWants and ability to signal on overuse (patchset #1 id:1 of https://codereview.webrtc.org/2783183003/ )
Reason for revert:
Seem to be a flaky test rather than an issue with this cl. Creating reland, will add code to reduce flakiness to that test.
Original issue's description:
> Revert of Add framerate to VideoSinkWants and ability to signal on overuse (patchset #8 id:410001 of https://codereview.webrtc.org/2781433002/ )
>
> Reason for revert:
> This has resulted in failure of CallPerfTest.ReceivesCpuOveruseAndUnderuse test on the Win7 build bot https://build.chromium.org/p/client.webrtc.perf/builders/Win7/builds/1780
>
> Original issue's description:
> > Reland of Add framerate to VideoSinkWants and ability to signal on overuse (patchset #1 id:1 of https://codereview.webrtc.org/2764133002/ )
> >
> > Reason for revert:
> > Found issue with test case, will add fix to reland cl.
> >
> > Original issue's description:
> > > Revert of Add framerate to VideoSinkWants and ability to signal on overuse (patchset #14 id:250001 of https://codereview.webrtc.org/2716643002/ )
> > >
> > > Reason for revert:
> > > Breaks perf tests:
> > > https://build.chromium.org/p/client.webrtc.perf/builders/Win7/builds/1679
> > > https://build.chromium.org/p/client.webrtc.perf/builders/Android32%20Tests%20%28L%20Nexus5%29/builds/2325
> > >
> > > Original issue's description:
> > > > Add framerate to VideoSinkWants and ability to signal on overuse
> > > >
> > > > In ViEEncoder, try to reduce framerate instead of resolution if the
> > > > current degradation preference is maintain-resolution rather than
> > > > balanced.
> > > >
> > > > BUG=webrtc:4172
> > > >
> > > > Review-Url: https://codereview.webrtc.org/2716643002
> > > > Cr-Commit-Position: refs/heads/master@{#17327}
> > > > Committed: https://chromium.googlesource.com/external/webrtc/+/72acf2526177bb4dbb5103cd6e165eb4361a5ae6
> > >
> > > TBR=nisse@webrtc.org,magjed@webrtc.org,kthelgason@webrtc.org,ilnik@webrtc.org,stefan@webrtc.org,sprang@webrtc.org
> > > # Skipping CQ checks because original CL landed less than 1 days ago.
> > > NOPRESUBMIT=true
> > > NOTREECHECKS=true
> > > NOTRY=true
> > > BUG=webrtc:4172
> > >
> > > Review-Url: https://codereview.webrtc.org/2764133002
> > > Cr-Commit-Position: refs/heads/master@{#17331}
> > > Committed: https://chromium.googlesource.com/external/webrtc/+/8b45b11144c968b4173215c76f78c710c9a2ed0b
> >
> > TBR=nisse@webrtc.org,magjed@webrtc.org,kthelgason@webrtc.org,ilnik@webrtc.org,stefan@webrtc.org,skvlad@webrtc.org
> > # Not skipping CQ checks because original CL landed more than 1 days ago.
> > BUG=webrtc:4172
> >
> > Review-Url: https://codereview.webrtc.org/2781433002
> > Cr-Commit-Position: refs/heads/master@{#17474}
> > Committed: https://chromium.googlesource.com/external/webrtc/+/3ea3c77e93121b1ab9d5e46641e6764f2cca0d51
>
> TBR=ilnik@webrtc.org,stefan@webrtc.org,asapersson@webrtc.org,sprang@webrtc.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=webrtc:4172
>
> Review-Url: https://codereview.webrtc.org/2783183003
> Cr-Commit-Position: refs/heads/master@{#17477}
> Committed: https://chromium.googlesource.com/external/webrtc/+/f9ed235c9b7248694edcb46feb1f29ce7456ab59
R=ilnik@webrtc.org,stefan@webrtc.org
BUG=webrtc:4172
Review-Url: https://codereview.webrtc.org/2789823002
Cr-Commit-Position: refs/heads/master@{#17498}
diff --git a/webrtc/test/video_capturer.cc b/webrtc/test/video_capturer.cc
new file mode 100644
index 0000000..c8b3826
--- /dev/null
+++ b/webrtc/test/video_capturer.cc
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2017 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 "webrtc/test/video_capturer.h"
+
+#include "webrtc/base/basictypes.h"
+#include "webrtc/base/constructormagic.h"
+
+namespace webrtc {
+namespace test {
+VideoCapturer::VideoCapturer() : video_adapter_(new cricket::VideoAdapter()) {}
+VideoCapturer::~VideoCapturer() {}
+
+rtc::Optional<VideoFrame> VideoCapturer::AdaptFrame(const VideoFrame& frame) {
+ int cropped_width = 0;
+ int cropped_height = 0;
+ int out_width = 0;
+ int out_height = 0;
+
+ if (!video_adapter_->AdaptFrameResolution(
+ frame.width(), frame.height(), frame.timestamp_us() * 1000,
+ &cropped_width, &cropped_height, &out_width, &out_height)) {
+ // Drop frame in order to respect frame rate constraint.
+ return rtc::Optional<VideoFrame>();
+ }
+
+ rtc::Optional<VideoFrame> out_frame;
+ if (out_height != frame.height() || out_width != frame.width()) {
+ // Video adapter has requested a down-scale. Allocate a new buffer and
+ // return scaled version.
+ rtc::scoped_refptr<I420Buffer> scaled_buffer =
+ I420Buffer::Create(out_width, out_height);
+ scaled_buffer->ScaleFrom(*frame.video_frame_buffer().get());
+ out_frame.emplace(
+ VideoFrame(scaled_buffer, kVideoRotation_0, frame.timestamp_us()));
+ } else {
+ // No adaptations needed, just return the frame as is.
+ out_frame.emplace(frame);
+ }
+
+ return out_frame;
+}
+
+void VideoCapturer::AddOrUpdateSink(rtc::VideoSinkInterface<VideoFrame>* sink,
+ const rtc::VideoSinkWants& wants) {
+ video_adapter_->OnResolutionFramerateRequest(
+ wants.target_pixel_count, wants.max_pixel_count, wants.max_framerate_fps);
+}
+
+} // namespace test
+} // namespace webrtc