diff --git a/media/base/pipeline.h b/media/base/pipeline.h
index 3359a7d904b3..39a42f3d8d92 100644
--- a/media/base/pipeline.h
+++ b/media/base/pipeline.h
@@ -263,6 +263,12 @@ class MEDIA_EXPORT Pipeline {
   using CdmAttachedCB = base::OnceCallback<void(bool)>;
   virtual void SetCdm(CdmContext* cdm_context,
                       CdmAttachedCB cdm_attached_cb) = 0;
+
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+  // Return SetBoundsCB if SbPlayer is used for rendering.
+  using SetBoundsCB = base::OnceCallback<bool(int x, int y, int width, int height)>;
+  virtual SetBoundsCB GetSetBoundsCB() = 0;
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
 };
 
 }  // namespace media
diff --git a/media/base/pipeline_impl.cc b/media/base/pipeline_impl.cc
index 93f15566d72f..3c13ee6fd364 100644
--- a/media/base/pipeline_impl.cc
+++ b/media/base/pipeline_impl.cc
@@ -88,6 +88,9 @@ class PipelineImpl::RendererWrapper final : public DemuxerHost,
   bool DidLoadingProgress();
   PipelineStatistics GetStatistics() const;
   void SetCdm(CdmContext* cdm_context, CdmAttachedCB cdm_attached_cb);
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+  SetBoundsCB GetSetBoundsCB();
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
 
   // |enabled_track_ids| contains track ids of enabled audio tracks.
   void OnEnabledAudioTracksChanged(
@@ -593,6 +596,14 @@ void PipelineImpl::RendererWrapper::SetCdm(CdmContext* cdm_context,
     CreateRendererInternal(std::move(create_renderer_done_cb_));
 }
 
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+Pipeline::SetBoundsCB PipelineImpl::RendererWrapper::GetSetBoundsCB() {
+  DCHECK(main_task_runner_->BelongsToCurrentThread());
+  return shared_state_.renderer? shared_state_.renderer->GetSetBoundsCB() :
+      base::BindOnce(&SetBoundsNullTask);
+}
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
+
 void PipelineImpl::RendererWrapper::CreateRendererInternal(
     PipelineStatusCallback done_cb) {
   DVLOG(1) << __func__;
@@ -1576,6 +1587,13 @@ const char* PipelineImpl::GetStateString(State state) {
 
 #undef RETURN_STRING
 
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+Pipeline::SetBoundsCB PipelineImpl::GetSetBoundsCB() {
+  DCHECK(thread_checker_.CalledOnValidThread());
+  return renderer_wrapper_->GetSetBoundsCB();
+}
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
+
 void PipelineImpl::AsyncCreateRenderer(
     absl::optional<RendererType> renderer_type,
     RendererCreatedCB renderer_created_cb) {
diff --git a/media/base/pipeline_impl.h b/media/base/pipeline_impl.h
index 418ff17cb857..603ddcaed907 100644
--- a/media/base/pipeline_impl.h
+++ b/media/base/pipeline_impl.h
@@ -119,6 +119,9 @@ class MEDIA_EXPORT PipelineImpl : public Pipeline {
   bool DidLoadingProgress() override;
   PipelineStatistics GetStatistics() const override;
   void SetCdm(CdmContext* cdm_context, CdmAttachedCB cdm_attached_cb) override;
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+  SetBoundsCB GetSetBoundsCB() override;
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
 
   // |enabled_track_ids| contains track ids of enabled audio tracks.
   void OnEnabledAudioTracksChanged(
diff --git a/media/base/renderer.cc b/media/base/renderer.cc
index 3a2d6a3096c7..3c39c5401372 100644
--- a/media/base/renderer.cc
+++ b/media/base/renderer.cc
@@ -36,6 +36,12 @@ std::string GetRendererName(RendererType renderer_type) {
   }
 }
 
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+bool SetBoundsNullTask(int x, int y, int width, int height) {
+  return false;
+}
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
+
 Renderer::Renderer() = default;
 
 Renderer::~Renderer() = default;
@@ -72,4 +78,11 @@ void Renderer::OnExternalVideoFrameRequest() {
   // Default implementation of OnExternalVideoFrameRequest is to no-op.
 }
 
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+Renderer::SetBoundsCB Renderer::GetSetBoundsCB() {
+  // Default implementation of GetSetBoundsCB is to no-op.
+  return base::BindOnce(&SetBoundsNullTask);
+}
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
+
 }  // namespace media
diff --git a/media/base/renderer.h b/media/base/renderer.h
index 65d3036fbb5a..4dcd53329bd2 100644
--- a/media/base/renderer.h
+++ b/media/base/renderer.h
@@ -43,6 +43,10 @@ enum class RendererType {
 // the actual Renderer class name or a descriptive name.
 std::string MEDIA_EXPORT GetRendererName(RendererType renderer_type);
 
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+bool MEDIA_EXPORT SetBoundsNullTask(int x, int y, int width, int height);
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
+
 class MEDIA_EXPORT Renderer {
  public:
   Renderer();
@@ -131,6 +135,12 @@ class MEDIA_EXPORT Renderer {
   // enforce RendererType registration for all Renderer implementations.
   // Note: New implementation should update RendererType.
   virtual RendererType GetRendererType() = 0;
+
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+  // Return SetBoundsCB if SbPlayer is used for rendering.
+  using SetBoundsCB = base::OnceCallback<bool(int x, int y, int width, int height)>;
+  virtual SetBoundsCB GetSetBoundsCB();
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
 };
 
 }  // namespace media
diff --git a/media/filters/pipeline_controller.cc b/media/filters/pipeline_controller.cc
index 35dc4f32dc78..e19d3a726345 100644
--- a/media/filters/pipeline_controller.cc
+++ b/media/filters/pipeline_controller.cc
@@ -448,6 +448,13 @@ void PipelineController::OnExternalVideoFrameRequest() {
   pipeline_->OnExternalVideoFrameRequest();
 }
 
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+Pipeline::SetBoundsCB PipelineController::GetSetBoundsCB() {
+  DCHECK(thread_checker_.CalledOnValidThread());
+  return pipeline_->GetSetBoundsCB();
+}
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
+
 void PipelineController::FireOnTrackChangeCompleteForTesting(State set_to) {
   previous_track_change_state_ = set_to;
   OnTrackChangeComplete();
diff --git a/media/filters/pipeline_controller.h b/media/filters/pipeline_controller.h
index d50290a0acdd..1bccbe80c957 100644
--- a/media/filters/pipeline_controller.h
+++ b/media/filters/pipeline_controller.h
@@ -149,6 +149,9 @@ class MEDIA_EXPORT PipelineController {
   void OnSelectedVideoTrackChanged(
       absl::optional<MediaTrack::Id> selected_track_id);
   void OnExternalVideoFrameRequest();
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+  Pipeline::SetBoundsCB GetSetBoundsCB();
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
 
   // Used to fire the OnTrackChangeComplete function which is captured in a
   // OnceCallback, and doesn't play nicely with gmock.
diff --git a/media/starboard/sbplayer_bridge.cc b/media/starboard/sbplayer_bridge.cc
index 7a8316dbd22d..909042dbb599 100644
--- a/media/starboard/sbplayer_bridge.cc
+++ b/media/starboard/sbplayer_bridge.cc
@@ -173,8 +173,7 @@ SbPlayerBridge::SbPlayerBridge(
       pipeline_identifier_(pipeline_identifier),
       is_url_based_(true) {
   DCHECK(host_);
-  // TODO(b/352389546): set bounds via video_painter.cc
-  // DCHECK(set_bounds_helper_);
+  DCHECK(set_bounds_helper_);
 
   output_mode_ = ComputeSbUrlPlayerOutputMode(default_output_mode);
 
@@ -244,8 +243,7 @@ SbPlayerBridge::SbPlayerBridge(
 #endif  // COBALT_MEDIA_ENABLE_DECODE_TARGET_PROVIDER
   DCHECK(audio_config.IsValidConfig() || video_config.IsValidConfig());
   DCHECK(host_);
-  // TODO(b/352389546): set bounds via video_painter.cc
-  // DCHECK(set_bounds_helper_);
+  DCHECK(set_bounds_helper_);
 #if COBALT_MEDIA_ENABLE_DECODE_TARGET_PROVIDER
   DCHECK(decode_target_provider_);
 #endif  // COBALT_MEDIA_ENABLE_DECODE_TARGET_PROVIDER
@@ -279,8 +277,7 @@ SbPlayerBridge::~SbPlayerBridge() {
   DCHECK(task_runner_->RunsTasksInCurrentSequence());
 
   callback_helper_->ResetPlayer();
-  // TODO(b/352389546): set bounds via video_painter.cc
-  // set_bounds_helper_->SetPlayerBridge(NULL);
+  set_bounds_helper_->SetPlayerBridge(NULL);
 
 #if COBALT_MEDIA_ENABLE_DECODE_TARGET_PROVIDER
   decode_target_provider_->SetOutputMode(
@@ -591,8 +588,7 @@ void SbPlayerBridge::Suspend() {
 
   sbplayer_interface_->SetPlaybackRate(player_, 0.0);
 
-  // TODO(b/352389546): set bounds via video_painter.cc
-  // set_bounds_helper_->SetPlayerBridge(NULL);
+  set_bounds_helper_->SetPlayerBridge(NULL);
 
   base::AutoLock auto_lock(lock_);
   GetInfo_Locked(&cached_video_frames_decoded_, &cached_video_frames_dropped_,
@@ -724,8 +720,7 @@ void SbPlayerBridge::CreateUrlPlayer(const std::string& url) {
   decode_target_provider_->SetOutputMode(
       ToVideoFrameProviderOutputMode(output_mode_));
 
-  // TODO(b/352389546): set bounds via video_painter.cc
-  // set_bounds_helper_->SetPlayerBridge(this);
+  set_bounds_helper_->SetPlayerBridge(this);
 
   base::AutoLock auto_lock(lock_);
   UpdateBounds_Locked();
@@ -826,8 +821,7 @@ void SbPlayerBridge::CreatePlayer() {
   decode_target_provider_->SetOutputMode(
       ToVideoFrameProviderOutputMode(output_mode_));
 #endif  // COBALT_MEDIA_ENABLE_DECODE_TARGET_PROVIDER
-  // TODO(b/352389546): set bounds via video_painter.cc
-  // set_bounds_helper_->SetPlayerBridge(this);
+  set_bounds_helper_->SetPlayerBridge(this);
 
   base::AutoLock auto_lock(lock_);
   UpdateBounds_Locked();
diff --git a/media/starboard/sbplayer_bridge.h b/media/starboard/sbplayer_bridge.h
index c71eed5525b2..602bdae8d26f 100644
--- a/media/starboard/sbplayer_bridge.h
+++ b/media/starboard/sbplayer_bridge.h
@@ -294,8 +294,6 @@ class SbPlayerBridge {
   SbWindow window_;
   SbDrmSystem drm_system_ = kSbDrmSystemInvalid;
   Host* const host_;
-  // TODO(b/376320224): Ensure that set bounds works
-  // Consider merge |SbPlayerSetBoundsHelper| into CallbackHelper.
   SbPlayerSetBoundsHelper* const set_bounds_helper_;
   const bool allow_resume_after_suspend_;
 
diff --git a/media/starboard/starboard_renderer.cc b/media/starboard/starboard_renderer.cc
index 6142240908c9..dfd4d697764a 100644
--- a/media/starboard/starboard_renderer.cc
+++ b/media/starboard/starboard_renderer.cc
@@ -60,10 +60,12 @@ StarboardRenderer::StarboardRenderer(
     VideoRendererSink* video_renderer_sink)
     : task_runner_(task_runner),
       video_renderer_sink_(video_renderer_sink),
-      video_overlay_factory_(std::make_unique<VideoOverlayFactory>()) {
+      video_overlay_factory_(std::make_unique<VideoOverlayFactory>()),
+      set_bounds_helper_(new SbPlayerSetBoundsHelper) {
   DCHECK(task_runner_);
   DCHECK(video_renderer_sink_);
   DCHECK(video_overlay_factory_);
+  DCHECK(set_bounds_helper_);
   LOG(INFO) << "StarboardRenderer constructed.";
 }
 
@@ -317,6 +319,11 @@ base::TimeDelta StarboardRenderer::GetMediaTime() {
   return media_time;
 }
 
+Renderer::SetBoundsCB StarboardRenderer::GetSetBoundsCB() {
+  return base::BindOnce(&SbPlayerSetBoundsHelper::SetBounds,
+                        set_bounds_helper_);
+}
+
 void StarboardRenderer::CreatePlayerBridge(PipelineStatusCallback init_cb) {
   DCHECK(task_runner_->RunsTasksInCurrentSequence());
   DCHECK(init_cb);
@@ -380,9 +387,7 @@ void StarboardRenderer::CreatePlayerBridge(PipelineStatusCallback init_cb) {
         video_mime_type,
         // TODO(b/326497953): Support suspend/resume.
         // TODO(b/326508279): Support background mode.
-        kSbWindowInvalid, drm_system_, this,
-        // TODO(b/376320224); Verify set bounds works
-        nullptr,
+        kSbWindowInvalid, drm_system_, this, set_bounds_helper_.get(),
         // TODO(b/326497953): Support suspend/resume.
         false,
         // TODO(b/326825450): Revisit 360 videos.
diff --git a/media/starboard/starboard_renderer.h b/media/starboard/starboard_renderer.h
index b762c4ed1c76..65bfc1b8ba73 100644
--- a/media/starboard/starboard_renderer.h
+++ b/media/starboard/starboard_renderer.h
@@ -33,6 +33,7 @@
 #include "media/base/video_renderer_sink.h"
 #include "media/renderers/video_overlay_factory.h"
 #include "media/starboard/sbplayer_bridge.h"
+#include "media/starboard/sbplayer_set_bounds_helper.h"
 #include "third_party/abseil-cpp/absl/types/optional.h"
 
 namespace media {
@@ -87,6 +88,7 @@ class MEDIA_EXPORT StarboardRenderer final : public Renderer,
     // TODO(b/375278384): Properly setup the renderer type.
     return RendererType::kRendererImpl;
   }
+  SetBoundsCB GetSetBoundsCB() override;
 
  private:
   void CreatePlayerBridge(PipelineStatusCallback init_cb);
@@ -117,6 +119,8 @@ class MEDIA_EXPORT StarboardRenderer final : public Renderer,
   // by the remote renderer.
   std::unique_ptr<VideoOverlayFactory> video_overlay_factory_;
 
+  scoped_refptr<SbPlayerSetBoundsHelper> set_bounds_helper_;
+
   DefaultSbPlayerInterface sbplayer_interface_;
   // TODO(b/326652276): Support audio write duration.
   const base::TimeDelta audio_write_duration_local_ = base::Milliseconds(500);
diff --git a/third_party/blink/public/platform/web_media_player.h b/third_party/blink/public/platform/web_media_player.h
index eb92552cb343..8b9dec4058d7 100644
--- a/third_party/blink/public/platform/web_media_player.h
+++ b/third_party/blink/public/platform/web_media_player.h
@@ -303,6 +303,12 @@ class WebMediaPlayer {
   // Sets the poster image URL.
   virtual void SetPoster(const WebURL& poster) {}
 
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+  // Return SetBoundsCB if SbPlayer is used for rendering.
+  using SetBoundsCB = base::OnceCallback<bool(int x, int y, int width, int height)>;
+  virtual SetBoundsCB GetSetBoundsCB() { return SetBoundsCB(); }
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
+
   // Inform WebMediaPlayer when the element has entered/exited fullscreen.
   virtual void EnteredFullscreen() {}
   virtual void ExitedFullscreen() {}
diff --git a/third_party/blink/renderer/core/paint/video_painter.cc b/third_party/blink/renderer/core/paint/video_painter.cc
index 8b7a7b694d25..bdb5c55c182e 100644
--- a/third_party/blink/renderer/core/paint/video_painter.cc
+++ b/third_party/blink/renderer/core/paint/video_painter.cc
@@ -35,6 +35,9 @@ void VideoPainter::PaintReplaced(const PaintInfo& paint_info,
       force_video_poster;
   if (!should_display_poster && !media_player)
     return;
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+  WebMediaPlayer::SetBoundsCB set_bounds_cb = media_player->GetSetBoundsCB();
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
 
   PhysicalRect replaced_rect = layout_video_.ReplacedContentRect();
   replaced_rect.Move(paint_offset);
@@ -77,6 +80,15 @@ void VideoPainter::PaintReplaced(const PaintInfo& paint_info,
       layer->SetBounds(snapped_replaced_rect.size());
       layer->SetIsDrawable(true);
       layer->SetHitTestable(true);
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+      if (!set_bounds_cb.is_null()) {
+        // TODO(b/377754564): revisit it for the impact of performance of SbPlayerSetBounds.
+        std::move(set_bounds_cb).Run(layout_video_.AbsoluteBoundingBoxRect().x(),
+                                     layout_video_.AbsoluteBoundingBoxRect().y(),
+                                     layout_video_.AbsoluteBoundingBoxRect().width(),
+                                     layout_video_.AbsoluteBoundingBoxRect().height());
+      }
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
       RecordForeignLayer(context, layout_video_,
                          DisplayItem::kForeignLayerVideo, layer,
                          snapped_replaced_rect.origin());
diff --git a/third_party/blink/renderer/platform/media/web_media_player_impl.cc b/third_party/blink/renderer/platform/media/web_media_player_impl.cc
index 0c8211b9a03d..2750e4de13d1 100644
--- a/third_party/blink/renderer/platform/media/web_media_player_impl.cc
+++ b/third_party/blink/renderer/platform/media/web_media_player_impl.cc
@@ -690,6 +690,13 @@ void WebMediaPlayerImpl::DisableOverlay() {
     MaybeSendOverlayInfoToDecoder();
 }
 
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+WebMediaPlayer::SetBoundsCB WebMediaPlayerImpl::GetSetBoundsCB() {
+  DCHECK(main_task_runner_->BelongsToCurrentThread());
+  return pipeline_controller_->GetSetBoundsCB();
+}
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
+
 void WebMediaPlayerImpl::EnteredFullscreen() {
   overlay_info_.is_fullscreen = true;
 
@@ -2813,7 +2820,7 @@ std::unique_ptr<media::Renderer> WebMediaPlayerImpl::CreateRenderer(
     return std::make_unique<media::StarboardRenderer>(media_task_runner_,
         compositor_.get());
   }
-#endif  // BUILDFLAG(USE_STARBOARD_MEDIA)
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
 
   if (renderer_type) {
     DVLOG(1) << __func__
diff --git a/third_party/blink/renderer/platform/media/web_media_player_impl.h b/third_party/blink/renderer/platform/media/web_media_player_impl.h
index 00159b375c77..50f9f1ceebf9 100644
--- a/third_party/blink/renderer/platform/media/web_media_player_impl.h
+++ b/third_party/blink/renderer/platform/media/web_media_player_impl.h
@@ -59,6 +59,10 @@
 #include "third_party/blink/renderer/platform/platform_export.h"
 #include "url/gurl.h"
 
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+#include "media/starboard/starboard_renderer.h"
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
+
 namespace base {
 class SingleThreadTaskRunner;
 class TaskRunner;
@@ -254,6 +258,10 @@ class PLATFORM_EXPORT WebMediaPlayerImpl
       WebContentDecryptionModule* cdm,
       WebContentDecryptionModuleResult result) override;
 
+#if BUILDFLAG(USE_STARBOARD_MEDIA)
+  SetBoundsCB GetSetBoundsCB() override;
+#endif // BUILDFLAG(USE_STARBOARD_MEDIA)
+
   void EnteredFullscreen() override;
   void ExitedFullscreen() override;
   void BecameDominantVisibleContent(bool is_dominant) override;