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) 2021 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 <dali/devel-api/threading/mutex.h>
  23 #include <dali/public-api/common/dali-vector.h>
  24 #include <tbm_surface.h>
  25
  26 // INTERNAL INCLUDES
  27 #include <dali/internal/imaging/common/native-image-source-impl.h>
  28 #include <dali/public-api/adaptor-framework/native-image-source.h>
  29
  30 namespace Dali
  31 {
  32 namespace Internal
  33 {
  34 namespace Adaptor
  35 {
  36 class EglGraphics;
  37 class EglImageExtensions;
  38
  39 /**
  40  * Dali internal NativeImageSource.
  41  */
  42 class NativeImageSourceTizen : public Internal::Adaptor::NativeImageSource
  43 {
  44 public:
  45   /**
  46    * Create a new NativeImageSource internally.
  47    * Depending on hardware the width and height may have to be a power of two.
  48    * @param[in] width The width of the image.
  49    * @param[in] height The height of the image.
  50    * @param[in] depth color depth of the image.
  51    * @param[in] nativeImageSource contains tbm_surface_h or is empty
  52    * @return A smart-pointer to a newly allocated image.
  53    */
  54   static NativeImageSourceTizen* New(uint32_t                            width,
  55                                      uint32_t                            height,
  56                                      Dali::NativeImageSource::ColorDepth depth,
  57                                      Any                                 nativeImageSource);
  58
  59   /**
  60    * @copydoc Dali::NativeImageSource::GetNativeImageSource()
  61    */
  62   Any GetNativeImageSource() const override;
  63
  64   /**
  65    * @copydoc Dali::NativeImageSource::GetPixels()
  66    */
  67   bool GetPixels(std::vector<unsigned char>& pixbuf, uint32_t& width, uint32_t& height, Pixel::Format& pixelFormat) const override;
  68
  69   /**
  70    * @copydoc Dali::NativeImageSource::SetSource( Any source )
  71    */
  72   void SetSource(Any source) override;
  73
  74   /**
  75    * @copydoc Dali::NativeImageSource::IsColorDepthSupported( ColorDepth colorDepth )
  76    */
  77   bool IsColorDepthSupported(Dali::NativeImageSource::ColorDepth colorDepth) override;
  78
  79   /**
  80    * destructor
  81    */
  82   ~NativeImageSourceTizen() override;
  83
  84   /**
  85    * @copydoc Dali::NativeImageSource::CreateResource()
  86    */
  87   bool CreateResource() override;
  88
  89   /**
  90    * @copydoc Dali::NativeImageSource::DestroyResource()
  91    */
  92   void DestroyResource() override;
  93
  94   /**
  95    * @copydoc Dali::NativeImageSource::TargetTexture()
  96    */
  97   uint32_t TargetTexture() override;
  98
  99   /**
 100    * @copydoc Dali::NativeImageSource::PrepareTexture()
 101    */
 102   void PrepareTexture() override;
 103
 104   /**
 105    * @copydoc Dali::NativeImageSource::GetWidth()
 106    */
 107   uint32_t GetWidth() const override
 108   {
 109     return mWidth;
 110   }
 111
 112   /**
 113    * @copydoc Dali::NativeImageSource::GetHeight()
 114    */
 115   uint32_t GetHeight() const override
 116   {
 117     return mHeight;
 118   }
 119
 120   /**
 121    * @copydoc Dali::NativeImageSource::RequiresBlending()
 122    */
 123   bool RequiresBlending() const override
 124   {
 125     return mBlendingRequired;
 126   }
 127
 128   /**
 129    * @copydoc Dali::NativeImageInterface::GetCustomFragmentPrefix()
 130    */
 131   const char* GetCustomFragmentPrefix() const override;
 132
 133   /**
 134    * @copydoc Dali::NativeImageInterface::GetCustomSamplerTypename()
 135    */
 136   const char* GetCustomSamplerTypename() const override;
 137
 138   /**
 139    * @copydoc Dali::NativeImageInterface::GetTextureTarget()
 140    */
 141   int GetTextureTarget() const override;
 142
 143   /**
 144    * @copydoc Dali::NativeImageInterface::GetNativeImageHandle()
 145    */
 146   Any GetNativeImageHandle() const override;
 147
 148   /**
 149    * @copydoc Dali::NativeImageInterface::SourceChanged()
 150    */
 151   bool SourceChanged() const override;
 152
 153   /**
 154    * @copydoc Dali::NativeImageInterface::GetExtension()
 155    */
 156   NativeImageInterface::Extension* GetNativeImageInterfaceExtension() override
 157   {
 158     return nullptr;
 159   }
 160
 161   /**
 162    * @copydoc Dali::Internal::Adaptor::NativeImageSource::AcquireBuffer()
 163    */
 164   uint8_t* AcquireBuffer(uint16_t& width, uint16_t& height, uint16_t& stride) override;
 165
 166   /**
 167    * @copydoc Dali::Internal::Adaptor::NativeImageSource::ReleaseBuffer()
 168    */
 169   bool ReleaseBuffer() override;
 170
 171 private:
 172   /**
 173    * Private constructor; @see NativeImageSource::New()
 174    * @param[in] width The width of the image.
 175    * @param[in] height The height of the image.
 176    * @param[in] colour depth of the image.
 177    * @param[in] nativeImageSource contains either: pixmap of type X11 Pixmap , a Ecore_X_Pixmap or is empty
 178    */
 179   NativeImageSourceTizen(uint32_t                            width,
 180                          unsigned int                        height,
 181                          Dali::NativeImageSource::ColorDepth depth,
 182                          Any                                 nativeImageSource);
 183
 184   void Initialize();
 185
 186   tbm_surface_h GetSurfaceFromAny(Any source) const;
 187
 188   bool CheckBlending(tbm_format format);
 189
 190   void DestroySurface();
 191
 192 private:
 193   uint32_t                            mWidth;         ///< image width
 194   uint32_t                            mHeight;        ///< image height
 195   bool                                mOwnTbmSurface; ///< Whether we created pixmap or not
 196   tbm_surface_h                       mTbmSurface;
 197   tbm_format                          mTbmFormat;
 198   bool                                mBlendingRequired;   ///< Whether blending is required
 199   Dali::NativeImageSource::ColorDepth mColorDepth;         ///< color depth of image
 200   void*                               mEglImageKHR;        ///< From EGL extension
 201   EglGraphics*                        mEglGraphics;        ///< EGL Graphics
 202   EglImageExtensions*                 mEglImageExtensions; ///< The EGL Image Extensions
 203   bool                                mSetSource;
 204   mutable Dali::Mutex                 mMutex;
 205   bool                                mIsBufferAcquired; ///< Whether AcquireBuffer is called
 206 };
 207
 208 } // namespace Adaptor
 209
 210 } // namespace Internal
 211
 212 } // namespace Dali
 213
 214 #endif // DALI_INTERNAL_NATIVE_IMAGE_SOURCE_IMPL_TIZEN_H