src/graphics/opengl/FGrp_VideoTexture.h

   1 //
   2 // Open Service Platform
   3 // Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
   4 //
   5 // Licensed under the Flora License, Version 1.0 (the License);
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //     http://floralicense.org/license/
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an AS IS BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17
  18 /*
  19  * @file        FGrp_VideoTexture.h
  20  * @brief       This is the header file for VideoTexture class.
  21  *
  22  */
  23
  24 #ifndef _FGRP_INTERNAL_VIDEO_TEXTURE_H_
  25 #define _FGRP_INTERNAL_VIDEO_TEXTURE_H_
  26
  27 #include <X11/Xlib.h>
  28 #include <X11/extensions/Xdamage.h>
  29
  30 #include <FGraphicsOpengl2.h>
  31 #include <FBaseRtThread.h>
  32 #include <FGrpIVideoTextureUpdateListener.h>
  33
  34 namespace Tizen { namespace Graphics {
  35 class Bitmap;
  36 }}
  37
  38 namespace Tizen { namespace Graphics { namespace Opengl
  39 {
  40
  41 const int _VIDEO_TEXTURE_BUFFER_MAX = 4;
  42
  43 class VideoTexture;
  44 class _VideoTexture;
  45
  46 enum _BufferState
  47 {
  48         _BUFFER_STATE_FREE = 0,
  49         _BUFFER_STATE_DEQUEUE,
  50         _BUFFER_STATE_ENQUEUE,
  51 };
  52
  53 struct _VideoTextureBuffer
  54 {
  55         Tizen::Graphics::Bitmap* __pBitmap;
  56         EGLNativePixmapType __nativePixmap;
  57         EGLImageKHR     __eglImage;
  58         long long __timeStamp;
  59         _BufferState __bufferState;
  60         EGLSyncKHR __eglSync;
  61 };
  62
  63 class _DamageEvent
  64         : public Tizen::Base::Runtime::Thread
  65 {
  66 public:
  67         _DamageEvent(void);
  68         virtual ~_DamageEvent(void);
  69         result Construct(_VideoTexture* pVideoTexture);
  70         Object* Run(void);
  71
  72 private:
  73         Drawable __pixmap[_VIDEO_TEXTURE_BUFFER_MAX];
  74         Damage __damage[_VIDEO_TEXTURE_BUFFER_MAX];
  75         Display* __pDisplay;
  76     int __eventBaseReturn;
  77     _VideoTexture* __pVideoTexture;
  78
  79     friend class _VideoTexture;
  80 };
  81
  82 class _VideoTexture
  83 {
  84 public:
  85         _VideoTexture(void);
  86         virtual ~_VideoTexture(void);
  87
  88         result Construct(int textureId, int width, int height);
  89
  90         result BindTexture(void);
  91         void AddVideoTextureUpdateListener(IVideoTextureUpdateListener& listener, VideoTexture* pVideoTexture);
  92         void RemoveVideoTextureUpdateListener(IVideoTextureUpdateListener& listener);
  93
  94         bool IsSupported(Tizen::Base::String string);
  95         Pixmap GetPixmap(void);
  96
  97
  98 private:
  99         _VideoTexture(const _VideoTexture& rhs);
 100         _VideoTexture& operator =(const _VideoTexture& rhs);
 101
 102 public:
 103         IVideoTextureUpdateListener* pVideoTextureUpdateListener;
 104
 105 private:
 106         result Release(void);
 107         int FindFreeBuffer(void);
 108
 109         _VideoTextureBuffer __pBuffer[_VIDEO_TEXTURE_BUFFER_MAX];
 110         int __textureId;
 111         bool __isEglSyncAvailable;
 112         int __glVersion;
 113         EGLDisplay __eglDisplay;
 114         PFNEGLCREATESYNCKHRPROC __funcEglCreateSyncKhr;
 115         PFNEGLCLIENTWAITSYNCKHRPROC __funcEglClientWaitSyncKhr;
 116         PFNEGLDESTROYSYNCKHRPROC __funcEglDestroySyncKhr;
 117         PFNGLEGLIMAGETARGETTEXTURE2DOESPROC __funcGlEglImageTargetTexture2dOes;
 118         _DamageEvent* __pDamageEvent;
 119         VideoTexture* __pVideoTexture;
 120         int __currentReadingBuffer;
 121
 122         friend class _DamageEvent;
 123 }; // _VideoTexture
 124
 125 }}} // Tizen::Graphics
 126
 127 #endif //_FGRP_INTERNAL_VIDEO_TEXTURE_H_