dali/internal/imaging/tizen/native-image-source-impl-tizen.h

   1 #ifndef DALI_INTERNAL_NATIVE_IMAGE_SOURCE_IMPL_TIZEN_H
   2 #define DALI_INTERNAL_NATIVE_IMAGE_SOURCE_IMPL_TIZEN_H
   3
   4 /*
   5  * Copyright (c) 2017 Samsung Electronics Co., Ltd.
   6  *
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  * http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  *
  19  */
  20
  21 // EXTERNAL INCLUDES
  22 #include <tbm_surface.h>
  23 #include <dali/devel-api/images/native-image-interface-extension.h>
  24 #include <dali/public-api/common/dali-vector.h>
  25
  26 // INTERNAL INCLUDES
  27 #include <dali/public-api/adaptor-framework/native-image-source.h>
  28 #include <dali/internal/imaging/common/native-image-source-impl.h>
  29
  30 namespace Dali
  31 {
  32
  33 namespace Internal
  34 {
  35
  36 namespace Adaptor
  37 {
  38
  39 class EglGraphics;
  40 class EglImageExtensions;
  41
  42 /**
  43  * Dali internal NativeImageSource.
  44  */
  45 class NativeImageSourceTizen: public Internal::Adaptor::NativeImageSource, public NativeImageInterface::Extension
  46 {
  47 public:
  48
  49   /**
  50    * Create a new NativeImageSource internally.
  51    * Depending on hardware the width and height may have to be a power of two.
  52    * @param[in] width The width of the image.
  53    * @param[in] height The height of the image.
  54    * @param[in] depth color depth of the image.
  55    * @param[in] nativeImageSource contains tbm_surface_h or is empty
  56    * @return A smart-pointer to a newly allocated image.
  57    */
  58   static NativeImageSourceTizen* New(unsigned int width,
  59                           unsigned int height,
  60                           Dali::NativeImageSource::ColorDepth depth,
  61                           Any nativeImageSource);
  62
  63   /**
  64    * @copydoc Dali::NativeImageSource::GetNativeImageSource()
  65    */
  66   Any GetNativeImageSource() const override;
  67
  68   /**
  69    * @copydoc Dali::NativeImageSource::GetPixels()
  70    */
  71   bool GetPixels(std::vector<unsigned char> &pixbuf, unsigned int &width, unsigned int &height, Pixel::Format& pixelFormat ) const  override;
  72
  73   /**
  74    * @copydoc Dali::NativeImageSource::EncodeToFile(const std::string& )
  75    */
  76   bool EncodeToFile(const std::string& filename) const override;
  77
  78   /**
  79    * @copydoc Dali::NativeImageSource::SetSource( Any source )
  80    */
  81   void SetSource( Any source ) override;
  82
  83   /**
  84    * @copydoc Dali::NativeImageSource::IsColorDepthSupported( ColorDepth colorDepth )
  85    */
  86   bool IsColorDepthSupported( Dali::NativeImageSource::ColorDepth colorDepth ) override;
  87
  88   /**
  89    * destructor
  90    */
  91   ~NativeImageSourceTizen() override;
  92
  93   /**
  94    * @copydoc Dali::NativeImageSource::GlExtensionCreate()
  95    */
  96   bool GlExtensionCreate() override;
  97
  98   /**
  99    * @copydoc Dali::NativeImageSource::GlExtensionDestroy()
 100    */
 101   void GlExtensionDestroy() override;
 102
 103   /**
 104    * @copydoc Dali::NativeImageSource::TargetTexture()
 105    */
 106   unsigned int TargetTexture() override;
 107
 108   /**
 109    * @copydoc Dali::NativeImageSource::PrepareTexture()
 110    */
 111   void PrepareTexture() override;
 112
 113   /**
 114    * @copydoc Dali::NativeImageSource::GetWidth()
 115    */
 116   unsigned int GetWidth() const override
 117   {
 118     return mWidth;
 119   }
 120
 121   /**
 122    * @copydoc Dali::NativeImageSource::GetHeight()
 123    */
 124   unsigned int GetHeight() const override
 125   {
 126     return mHeight;
 127   }
 128
 129   /**
 130    * @copydoc Dali::NativeImageSource::RequiresBlending()
 131    */
 132   bool RequiresBlending() const override
 133   {
 134     return mBlendingRequired;
 135   }
 136
 137   /**
 138    * @copydoc Dali::NativeImageInterface::GetExtension()
 139    */
 140   NativeImageInterface::Extension* GetNativeImageInterfaceExtension() override
 141   {
 142     return this;
 143   }
 144
 145   /**
 146    * @copydoc Dali::NativeImageInterface::Extension::GetCustomFragmentPreFix()
 147    */
 148   const char* GetCustomFragmentPreFix() override;
 149
 150   /**
 151    * @copydoc Dali::NativeImageInterface::Extension::GetCustomSamplerTypename()
 152    */
 153   const char* GetCustomSamplerTypename() override;
 154
 155   /**
 156    * @copydoc Dali::NativeImageInterface::Extension::GetEglImageTextureTarget()
 157    */
 158   int GetEglImageTextureTarget() override;
 159
 160 private:
 161
 162   /**
 163    * Private constructor; @see NativeImageSource::New()
 164    * @param[in] width The width of the image.
 165    * @param[in] height The height of the image.
 166    * @param[in] colour depth of the image.
 167    * @param[in] nativeImageSource contains either: pixmap of type X11 Pixmap , a Ecore_X_Pixmap or is empty
 168    */
 169   NativeImageSourceTizen(unsigned int width,
 170               unsigned  int height,
 171               Dali::NativeImageSource::ColorDepth depth,
 172               Any nativeImageSource);
 173
 174   void Initialize();
 175
 176   tbm_surface_h GetSurfaceFromAny( Any source ) const;
 177
 178   bool CheckBlending( tbm_format format );
 179
 180 private:
 181
 182   unsigned int mWidth;                        ///< image width
 183   unsigned int mHeight;                       ///< image height
 184   bool mOwnTbmSurface;                        ///< Whether we created pixmap or not
 185   tbm_surface_h mTbmSurface;
 186   tbm_format mTbmFormat;
 187   bool mBlendingRequired;                      ///< Whether blending is required
 188   Dali::NativeImageSource::ColorDepth mColorDepth;  ///< color depth of image
 189   void* mEglImageKHR;                         ///< From EGL extension
 190   EglGraphics* mEglGraphics;                  ///< EGL Graphics
 191   EglImageExtensions* mEglImageExtensions;    ///< The EGL Image Extensions
 192   bool mSetSource;
 193 };
 194
 195 } // namespace Adaptor
 196
 197 } // namespace Internal
 198
 199 } // namespace Dali
 200
 201 #endif // DALI_INTERNAL_NATIVE_IMAGE_SOURCE_IMPL_TIZEN_H