Remove frame time scheduing in IncomingVideoStream

webrtc/common_video/incoming_video_stream.cc

Index: webrtc/common_video/incoming_video_stream.cc
diff --git a/webrtc/common_video/incoming_video_stream.cc b/webrtc/common_video/incoming_video_stream.cc
index a4b25fcd2e5946c30b91da327b44984f445c2363..7e77c93887422fb5689f8172b37969347bda4258 100644
--- a/webrtc/common_video/incoming_video_stream.cc
+++ b/webrtc/common_video/incoming_video_stream.cc
@@ -28,11 +28,17 @@
 #include "webrtc/system_wrappers/include/thread_wrapper.h"
 #include "webrtc/system_wrappers/include/tick_util.h"
 #include "webrtc/system_wrappers/include/trace.h"
+#include "webrtc/video_renderer.h"
 
 namespace webrtc {
 
 IncomingVideoStream::IncomingVideoStream(uint32_t stream_id)
+    : IncomingVideoStream(stream_id, nullptr) {}
+
+IncomingVideoStream::IncomingVideoStream(uint32_t stream_id,
+                                         VideoRenderer* renderer)
     : stream_id_(stream_id),
+      renderer_(renderer),
       stream_critsect_(CriticalSectionWrapper::CreateCriticalSection()),
       thread_critsect_(CriticalSectionWrapper::CreateCriticalSection()),
       buffer_critsect_(CriticalSectionWrapper::CreateCriticalSection()),
@@ -49,8 +55,7 @@ IncomingVideoStream::IncomingVideoStream(uint32_t stream_id)
       temp_frame_(),
       start_image_(),
       timeout_image_(),
-      timeout_time_() {
-}
+      timeout_time_() {}
 
 IncomingVideoStream::~IncomingVideoStream() {
   Stop();
@@ -82,9 +87,10 @@ int32_t IncomingVideoStream::RenderFrame(const uint32_t stream_id,
 
   // Insert frame.
   CriticalSectionScoped csB(buffer_critsect_.get());
-  if (render_buffers_->AddFrame(video_frame) == 1)
+  if (render_buffers_->AddFrame(video_frame) == 1 ||
+      (renderer_ && renderer_->PrerendererSmoothingDisabled())) {
     deliver_buffer_event_->Set();
-
+  }
   return 0;
 }
 
@@ -214,11 +220,13 @@ bool IncomingVideoStream::IncomingVideoStreamProcess() {
       wait_time = render_buffers_->TimeToNextFrameRelease();
     }
 
-    // Set timer for next frame to render.
-    if (wait_time > kEventMaxWaitTimeMs) {
-      wait_time = kEventMaxWaitTimeMs;
+    if (!renderer_ || !renderer_->PrerendererSmoothingDisabled()) {
+      // Set timer for next frame to render.
+      if (wait_time > kEventMaxWaitTimeMs) {
+        wait_time = kEventMaxWaitTimeMs;
+      }
+      deliver_buffer_event_->StartTimer(false, wait_time);
     }
-    deliver_buffer_event_->StartTimer(false, wait_time);
 
     if (frame_to_render.IsZeroSize()) {
       if (render_callback_) {