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) 2020 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/threading/mutex.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
  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(uint32_t width,
  59                           uint32_t 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, uint32_t &width, uint32_t &height, Pixel::Format& pixelFormat ) const override;
  72
  73   /**
  74    * @copydoc Dali::NativeImageSource::SetSource( Any source )
  75    */
  76   void SetSource( Any source ) override;
  77
  78   /**
  79    * @copydoc Dali::NativeImageSource::IsColorDepthSupported( ColorDepth colorDepth )
  80    */
  81   bool IsColorDepthSupported( Dali::NativeImageSource::ColorDepth colorDepth ) override;
  82
  83   /**
  84    * destructor
  85    */
  86   ~NativeImageSourceTizen() override;
  87
  88   /**
  89    * @copydoc Dali::NativeImageSource::CreateResource()
  90    */
  91   bool CreateResource() override;
  92
  93   /**
  94    * @copydoc Dali::NativeImageSource::DestroyResource()
  95    */
  96   void DestroyResource() override;
  97
  98   /**
  99    * @copydoc Dali::NativeImageSource::TargetTexture()
 100    */
 101   uint32_t TargetTexture() override;
 102
 103   /**
 104    * @copydoc Dali::NativeImageSource::PrepareTexture()
 105    */
 106   void PrepareTexture() override;
 107
 108   /**
 109    * @copydoc Dali::NativeImageSource::GetWidth()
 110    */
 111   uint32_t GetWidth() const override
 112   {
 113     return mWidth;
 114   }
 115
 116   /**
 117    * @copydoc Dali::NativeImageSource::GetHeight()
 118    */
 119   uint32_t GetHeight() const override
 120   {
 121     return mHeight;
 122   }
 123
 124   /**
 125    * @copydoc Dali::NativeImageSource::RequiresBlending()
 126    */
 127   bool RequiresBlending() const override
 128   {
 129     return mBlendingRequired;
 130   }
 131
 132   /**
 133    * @copydoc Dali::NativeImageInterface::GetCustomFragmentPrefix()
 134    */
 135   const char* GetCustomFragmentPrefix() const override;
 136
 137   /**
 138    * @copydoc Dali::NativeImageInterface::GetCustomSamplerTypename()
 139    */
 140   const char* GetCustomSamplerTypename() const override;
 141
 142   /**
 143    * @copydoc Dali::NativeImageInterface::GetTextureTarget()
 144    */
 145   int GetTextureTarget() const override;
 146
 147   /**
 148    * @copydoc Dali::NativeImageInterface::GetNativeImageHandle()
 149    */
 150   Any GetNativeImageHandle() const override;
 151
 152   /**
 153    * @copydoc Dali::NativeImageInterface::SourceChanged()
 154    */
 155   bool SourceChanged() const override;
 156
 157   /**
 158    * @copydoc Dali::NativeImageInterface::GetExtension()
 159    */
 160   NativeImageInterface::Extension* GetNativeImageInterfaceExtension() override
 161   {
 162     return nullptr;
 163   }
 164
 165   /**
 166    * @copydoc Dali::Internal::Adaptor::NativeImageSource::AcquireBuffer()
 167    */
 168   uint8_t* AcquireBuffer( uint16_t& width, uint16_t& height, uint16_t& stride ) override;
 169
 170   /**
 171    * @copydoc Dali::Internal::Adaptor::NativeImageSource::ReleaseBuffer()
 172    */
 173   bool ReleaseBuffer() override;
 174
 175 private:
 176
 177   /**
 178    * Private constructor; @see NativeImageSource::New()
 179    * @param[in] width The width of the image.
 180    * @param[in] height The height of the image.
 181    * @param[in] colour depth of the image.
 182    * @param[in] nativeImageSource contains either: pixmap of type X11 Pixmap , a Ecore_X_Pixmap or is empty
 183    */
 184   NativeImageSourceTizen(uint32_t width,
 185               unsigned  int height,
 186               Dali::NativeImageSource::ColorDepth depth,
 187               Any nativeImageSource);
 188
 189   void Initialize();
 190
 191   tbm_surface_h GetSurfaceFromAny( Any source ) const;
 192
 193   bool CheckBlending( tbm_format format );
 194
 195   void DestroySurface();
 196
 197 private:
 198
 199   uint32_t mWidth;                        ///< image width
 200   uint32_t mHeight;                       ///< image height
 201   bool mOwnTbmSurface;                        ///< Whether we created pixmap or not
 202   tbm_surface_h mTbmSurface;
 203   tbm_format mTbmFormat;
 204   bool mBlendingRequired;                      ///< Whether blending is required
 205   Dali::NativeImageSource::ColorDepth mColorDepth;  ///< color depth of image
 206   void* mEglImageKHR;                         ///< From EGL extension
 207   EglGraphics* mEglGraphics;                  ///< EGL Graphics
 208   EglImageExtensions* mEglImageExtensions;    ///< The EGL Image Extensions
 209   bool mSetSource;
 210   mutable Dali::Mutex mMutex;
 211   bool mIsBufferAcquired;                      ///< Whether AcquireBuffer is called
 212 };
 213
 214 } // namespace Adaptor
 215
 216 } // namespace Internal
 217
 218 } // namespace Dali
 219
 220 #endif // DALI_INTERNAL_NATIVE_IMAGE_SOURCE_IMPL_TIZEN_H