Request frame for new sinks from MediaStreamVideoTrack

content/renderer/media/mock_media_stream_video_source.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/media/mock_media_stream_video_source.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 
 namespace content {
 
 MockMediaStreamVideoSource::MockMediaStreamVideoSource(
     bool manual_get_supported_formats)
+    : MockMediaStreamVideoSource(manual_get_supported_formats, false) {}
+
+MockMediaStreamVideoSource::MockMediaStreamVideoSource(
+    bool manual_get_supported_formats,
+    bool respond_to_request_refresh_frame)
     : manual_get_supported_formats_(manual_get_supported_formats),
+      respond_to_request_refresh_frame_(respond_to_request_refresh_frame),
       max_requested_height_(0),
       max_requested_width_(0),
       max_requested_frame_rate_(0.0),
       attempted_to_start_(false) {
   supported_formats_.push_back(media::VideoCaptureFormat(
       gfx::Size(MediaStreamVideoSource::kDefaultWidth,
                 MediaStreamVideoSource::kDefaultHeight),
-      MediaStreamVideoSource::kDefaultFrameRate,
-      media::PIXEL_FORMAT_I420));
+      MediaStreamVideoSource::kDefaultFrameRate, media::PIXEL_FORMAT_I420));
 }
 
 MockMediaStreamVideoSource::~MockMediaStreamVideoSource() {}
 
 void MockMediaStreamVideoSource::StartMockedSource() {
   DCHECK(attempted_to_start_);
   attempted_to_start_ = false;
   OnStartDone(MEDIA_DEVICE_OK);
 }
 
 void MockMediaStreamVideoSource::FailToStartMockedSource() {
   DCHECK(attempted_to_start_);
   attempted_to_start_ = false;
   OnStartDone(MEDIA_DEVICE_TRACK_START_FAILURE);
 }
 
 void MockMediaStreamVideoSource::CompleteGetSupportedFormats() {
   DCHECK(!formats_callback_.is_null());
   base::ResetAndReturn(&formats_callback_).Run(supported_formats_);
 }
 
+void MockMediaStreamVideoSource::RequestRefreshFrame() {
+  DCHECK(!frame_callback_.is_null());
+  if (respond_to_request_refresh_frame_) {
+    const scoped_refptr<media::VideoFrame> frame =
+        media::VideoFrame::CreateColorFrame(format_.frame_size, 0, 0, 0,
+                                            base::TimeDelta());
+    io_task_runner()->PostTask(
+        FROM_HERE, base::Bind(frame_callback_, frame, base::TimeTicks()));
+  }
+}
+
 void MockMediaStreamVideoSource::GetCurrentSupportedFormats(
     int max_requested_height,
     int max_requested_width,
     double max_requested_frame_rate,
     const VideoCaptureDeviceFormatsCB& callback) {
   DCHECK(formats_callback_.is_null());
   max_requested_height_ = max_requested_height;
   max_requested_width_ = max_requested_width;
   max_requested_frame_rate_ = max_requested_frame_rate;
 
@@ skipping 18 matching lines @@
 }
 
 void MockMediaStreamVideoSource::DeliverVideoFrame(
     const scoped_refptr<media::VideoFrame>& frame) {
   DCHECK(!frame_callback_.is_null());
   io_task_runner()->PostTask(
       FROM_HERE, base::Bind(frame_callback_, frame, base::TimeTicks()));
 }
 
 }  // namespace content