WebGL & 16-bit video stream: upload to FLOAT texture.

third_party/WebKit/Source/core/html/HTMLVideoElement.h

 /*
  * Copyright (C) 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 61 matching lines @@
   void paintCurrentFrame(SkCanvas*, const IntRect&, const SkPaint*) const;
 
   // Used by WebGL to do GPU-GPU textures copy if possible.
   bool copyVideoTextureToPlatformTexture(gpu::gles2::GLES2Interface*,
                                          GLuint texture,
                                          GLenum internalFormat,
                                          GLenum type,
                                          bool premultiplyAlpha,
                                          bool flipY);
 
+  // Used by WebGL to do CPU-GPU texture upload if possible.
+  bool texImageImpl(WebMediaPlayer::TexImageFunctionID,
+                    GLenum target,
+                    gpu::gles2::GLES2Interface*,
+                    GLint level,
+                    GLint internalformat,
+                    GLenum format,
+                    GLenum type,
+                    GLint xoffset,
+                    GLint yoffset,
+                    GLint zoffset,
+                    bool flipY,
+                    bool premultiplyAlpha);
+
   bool shouldDisplayPosterImage() const { return getDisplayMode() == Poster; }
 
   bool hasAvailableVideoFrame() const;
 
   KURL posterImageURL() const override;
 
   // CanvasImageSource implementation
   PassRefPtr<Image> getSourceImageForCanvas(SourceImageStatus*,
                                             AccelerationHint,
                                             SnapshotReason,
@@ skipping 38 matching lines @@
   void setDisplayMode(DisplayMode) override;
 
   Member<HTMLImageLoader> m_imageLoader;
 
   AtomicString m_defaultPosterURL;
 };
 
 }  // namespace blink
 
 #endif  // HTMLVideoElement_h