16-bit video upload to float: intermediate R16_EXT and copy to float.

content/renderer/media/webmediaplayer_ms.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_ms.h"
 
 #include <stddef.h>
 #include <limits>
 #include <string>
 #include <utility>
@@ skipping 590 matching lines @@
   context_3d = media::Context3D(provider->ContextGL(), provider->GrContext());
   DCHECK(context_3d.gl);
   return video_renderer_.CopyVideoFrameTexturesToGLTexture(
       context_3d, gl, video_frame.get(), texture, internal_format, format, type,
       premultiply_alpha, flip_y);
 }
 
 bool WebMediaPlayerMS::TexImageImpl(TexImageFunctionID functionID,
                                     unsigned target,
                                     gpu::gles2::GLES2Interface* gl,
+                                    unsigned int texture,
                                     int level,
                                     int internalformat,
                                     unsigned format,
                                     unsigned type,
                                     int xoffset,
                                     int yoffset,
                                     int zoffset,
                                     bool flip_y,
                                     bool premultiply_alpha) {
   TRACE_EVENT0("media", "WebMediaPlayerMS:texImageImpl");
   DCHECK(thread_checker_.CalledOnValidThread());
 
   const scoped_refptr<media::VideoFrame> video_frame =
       compositor_->GetCurrentFrameWithoutUpdatingStatistics();
   if (!video_frame || !video_frame->IsMappable() ||
       video_frame->HasTextures() ||
       video_frame->format() != media::PIXEL_FORMAT_Y16) {
     return false;
   }
 
   if (functionID == kTexImage2D) {
+    auto* provider =
+        RenderThreadImpl::current()->SharedMainThreadContextProvider().get();
+    // GPU Process crashed.
+    if (!provider)
+      return false;
     return media::SkCanvasVideoRenderer::TexImage2D(
-        target, gl, video_frame.get(), level, internalformat, format, type,
-        flip_y, premultiply_alpha);
+        target, texture, gl, provider->ContextCapabilities(), video_frame.get(),
+        level, internalformat, format, type, flip_y, premultiply_alpha);
   } else if (functionID == kTexSubImage2D) {
     return media::SkCanvasVideoRenderer::TexSubImage2D(
         target, gl, video_frame.get(), level, format, type, xoffset, yoffset,
         flip_y, premultiply_alpha);
   }
   return false;
 }
 
 void WebMediaPlayerMS::OnFirstFrameReceived(media::VideoRotation video_rotation,
                                             bool is_opaque) {
@@ skipping 62 matching lines @@
 void WebMediaPlayerMS::ResetCanvasCache() {
   DCHECK(thread_checker_.CalledOnValidThread());
   video_renderer_.ResetCache();
 }
 
 void WebMediaPlayerMS::TriggerResize() {
   get_client()->SizeChanged();
 }
 
 }  // namespace content