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