Send hardware video frames with mailboxes.

webkit/media/webmediaplayer_impl.cc

 // Copyright (c) 2012 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 "webkit/media/webmediaplayer_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <string>
 #include <vector>
@@ skipping 697 matching lines @@
     bool premultiply_alpha,
     bool flip_y) {
   scoped_refptr<media::VideoFrame> video_frame;
   {
     base::AutoLock auto_lock(lock_);
     video_frame = current_frame_;
   }
   if (video_frame &&
       video_frame->format() == media::VideoFrame::NATIVE_TEXTURE &&
       video_frame->texture_target() == GL_TEXTURE_2D) {
-    uint32 source_texture = video_frame->texture_id();
+    uint32 source_texture = web_graphics_context->createTexture();
+
+    web_graphics_context->waitSyncPoint(
+        video_frame->texture_mailbox_sync_point());
+    web_graphics_context->bindTexture(GL_TEXTURE_2D, source_texture);
+    web_graphics_context->consumeTextureCHROMIUM(
+        GL_TEXTURE_2D, video_frame->texture_mailbox().name);
+
     // The video is stored in a unmultiplied format, so premultiply
     // if necessary.
     web_graphics_context->pixelStorei(GL_UNPACK_PREMULTIPLY_ALPHA_CHROMIUM,
         premultiply_alpha);
     // Application itself needs to take care of setting the right flip_y
     // value down to get the expected result.
     // flip_y==true means to reverse the video orientation while
     // flip_y==false means to keep the intrinsic orientation.
     web_graphics_context->pixelStorei(GL_UNPACK_FLIP_Y_CHROMIUM, flip_y);
     web_graphics_context->copyTextureCHROMIUM(GL_TEXTURE_2D,
         source_texture, texture, level, internal_format);
     web_graphics_context->pixelStorei(GL_UNPACK_FLIP_Y_CHROMIUM, false);
     web_graphics_context->pixelStorei(GL_UNPACK_PREMULTIPLY_ALPHA_CHROMIUM,
         false);
+
+    web_graphics_context->bindTexture(GL_TEXTURE_2D, source_texture);
+    web_graphics_context->produceTextureCHROMIUM(
+        GL_TEXTURE_2D, video_frame->texture_mailbox().name);
+    web_graphics_context->deleteTexture(source_texture);
+
     // The flush() operation is not necessary here. It is kept since the
     // performance will be better when it is added than not.
     web_graphics_context->flush();
     return true;
   }
   return false;
 }
 
 // Helper functions to report media EME related stats to UMA. They follow the
 // convention of more commonly used macros UMA_HISTOGRAM_ENUMERATION and
@@ skipping 579 matching lines @@
           set_decryptor_ready_cb,
           base::Bind(&WebMediaPlayerImpl::FrameReady, base::Unretained(this)),
           BIND_TO_RENDER_LOOP(&WebMediaPlayerImpl::SetOpaque),
           true));
   filter_collection->SetVideoRenderer(video_renderer.Pass());
 
   return filter_collection.Pass();
 }
 
 }  // namespace webkit_media