media/tools/player_x11/gl_video_renderer.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef MEDIA_TOOLS_PLAYER_X11_GL_VIDEO_RENDERER_H_
   6 #define MEDIA_TOOLS_PLAYER_X11_GL_VIDEO_RENDERER_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "ui/gfx/geometry/rect.h"
  11 #include "ui/gfx/geometry/size.h"
  12 #include "ui/gl/gl_bindings.h"
  13
  14 namespace media {
  15 class VideoFrame;
  16 }
  17
  18 class GlVideoRenderer : public base::RefCountedThreadSafe<GlVideoRenderer> {
  19  public:
  20   GlVideoRenderer(Display* display, Window window);
  21
  22   void Paint(const scoped_refptr<media::VideoFrame>& video_frame);
  23
  24  private:
  25   friend class base::RefCountedThreadSafe<GlVideoRenderer>;
  26   ~GlVideoRenderer();
  27
  28   // Initializes GL rendering for the given dimensions.
  29   void Initialize(gfx::Size coded_size, gfx::Rect visible_rect);
  30
  31   Display* display_;
  32   Window window_;
  33
  34   // GL context.
  35   GLXContext gl_context_;
  36
  37   // 3 textures, one for each plane.
  38   GLuint textures_[3];
  39
  40   DISALLOW_COPY_AND_ASSIGN(GlVideoRenderer);
  41 };
  42
  43 #endif  // MEDIA_TOOLS_PLAYER_X11_GL_VIDEO_RENDERER_H_