Rotation into Video Layer + Content Transform

content/renderer/media/webmediaplayer_impl.cc

 // Copyright 2013 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/webmediaplayer_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <string>
 #include <vector>
@@ skipping 529 matching lines @@
 
   // TODO(scherkus): Clarify paint() API contract to better understand when and
   // why it's being called. For example, today paint() is called when:
   //   - We haven't reached HAVE_CURRENT_DATA and need to paint black
   //   - We're painting to a canvas
   // See http://crbug.com/341225 http://crbug.com/342621 for details.
   scoped_refptr<media::VideoFrame> video_frame =
       GetCurrentFrameFromCompositor();
 
   gfx::Rect gfx_rect(rect);
+
+  if (pipeline_metadata_.video_rotation == media::VIDEO_ROTATION_90 ||
+      pipeline_metadata_.video_rotation == media::VIDEO_ROTATION_270)
+    gfx_rect.set_size(

[scherkus (not reviewing), 2014/08/06 23:06:42]

nit: for if-statements that are >1 line please use {}

[suderman, 2014/08/07 00:31:31]

Done.

+        gfx::Size(gfx_rect.size().height(), gfx_rect.size().width()));
+
   skcanvas_video_renderer_.Paint(video_frame.get(), canvas, gfx_rect, alpha);
 }
 
 bool WebMediaPlayerImpl::hasSingleSecurityOrigin() const {
   if (data_source_)
     return data_source_->HasSingleOrigin();
   return true;
 }
 
 bool WebMediaPlayerImpl::didPassCORSAccessCheck() const {
@@ skipping 379 matching lines @@
 
   pipeline_metadata_ = metadata;
 
   UMA_HISTOGRAM_ENUMERATION("Media.VideoRotation",
                             metadata.video_rotation,
                             media::VIDEO_ROTATION_MAX + 1);
   SetReadyState(WebMediaPlayer::ReadyStateHaveMetadata);
 
   if (hasVideo()) {
     DCHECK(!video_weblayer_);
-    video_weblayer_.reset(
-        new WebLayerImpl(cc::VideoLayer::Create(compositor_)));
+    scoped_refptr<cc::VideoLayer> layer =
+        cc::VideoLayer::Create(compositor_, pipeline_metadata_.video_rotation);
+
+    if (pipeline_metadata_.video_rotation == media::VIDEO_ROTATION_90 ||
+        pipeline_metadata_.video_rotation == media::VIDEO_ROTATION_270) {
+      gfx::Size size = pipeline_metadata_.natural_size;
+      pipeline_metadata_.natural_size = gfx::Size(size.height(), size.width());
+    }
+
+    video_weblayer_.reset(new WebLayerImpl(layer));
     video_weblayer_->setOpaque(opaque_);
     client_->setWebLayer(video_weblayer_.get());
   }
 }
 
 void WebMediaPlayerImpl::OnPipelineBufferingStateChanged(
     media::BufferingState buffering_state) {
   DVLOG(1) << __FUNCTION__ << "(" << buffering_state << ")";
 
   // Ignore buffering state changes until we've completed all outstanding seeks.
@@ skipping 364 matching lines @@
   compositor_task_runner_->PostTask(FROM_HERE,
                                     base::Bind(&GetCurrentFrameAndSignal,
                                                base::Unretained(compositor_),
                                                &video_frame,
                                                &event));
   event.Wait();
   return video_frame;
 }
 
 }  // namespace content