Video decode in hardware on ARM platform.

content/common/gpu/media/gles2_texture_to_egl_image_translator.h

 // Copyright (c) 2011 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.
 
 #ifndef CONTENT_COMMON_GPU_MEDIA_GLES2_TEXTURE_TO_EGL_IMAGE_TRANSLATOR_H_
 #define CONTENT_COMMON_GPU_MEDIA_GLES2_TEXTURE_TO_EGL_IMAGE_TRANSLATOR_H_
 
+#include <map>
+
 #include "base/basictypes.h"
 #include "media/video/picture.h"
 #include "third_party/angle/include/EGL/egl.h"
 #include "third_party/angle/include/EGL/eglext.h"
 #include "third_party/angle/include/GLES2/gl2.h"
 #include "third_party/angle/include/GLES2/gl2ext.h"
 
 // Class to wrap egl-opengles related operations.
 // PPAPI will give the textures to OmxVideoDecodeAccelerator.
 // OmxVideoDecodeAccelerator will use this class to convert
 // these texture into EGLImage and back.
 //
 // TODO(fischman): this class is now stateless (it wasn't always).  If it seems

[Ami GONE FROM CHROMIUM, 2012/02/22 02:29:24]

Please remove this TODO paragraph (l.22-24) now that it no longer applies.

 // like it'll stay stateless, replace with a namespace and free functions, or
 // just in-line them into the only caller, OmxVideoDecodeAccelerator.
 class Gles2TextureToEglImageTranslator {
  public:
-  Gles2TextureToEglImageTranslator();
+  Gles2TextureToEglImageTranslator(bool use_backing_pixmaps);
   ~Gles2TextureToEglImageTranslator();
 
   // Translates texture into EGLImage and back.
   EGLImageKHR TranslateToEglImage(EGLDisplay egl_display,
                                   EGLContext egl_context,
-                                  uint32 texture);
+                                  uint32 texture,
+                                  const gfx::Size& dimensions);
   uint32 TranslateToTexture(EGLImageKHR egl_image);
   void DestroyEglImage(EGLDisplay egl_display, EGLImageKHR egl_image);
 
  private:
+  bool use_backing_pixmaps_;
+  typedef std::map<EGLImageKHR, Pixmap> ImagePixmap;
+  ImagePixmap eglimage_pixmap_;
   DISALLOW_COPY_AND_ASSIGN(Gles2TextureToEglImageTranslator);
 };
 
 #endif  // CONTENT_COMMON_GPU_MEDIA_GLES2_TEXTURE_TO_EGL_IMAGE_TRANSLATOR_H_