1 #ifndef DALI_INTERNAL_NATIVE_IMAGE_SOURCE_H
2 #define DALI_INTERNAL_NATIVE_IMAGE_SOURCE_H
5 * Copyright (c) 2020 Samsung Electronics Co., Ltd.
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
11 * http://www.apache.org/licenses/LICENSE-2.0
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.
22 #include <dali/public-api/adaptor-framework/native-image-source.h>
24 #include <dali/internal/imaging/common/native-image-source-impl.h>
34 class EglImageExtensions;
37 * Dali internal NativeImageSource.
39 class NativeImageSourceWin : public Internal::Adaptor::NativeImageSource
44 * Create a new NativeImageSource internally.
45 * Depending on hardware the width and height may have to be a power of two.
46 * @param[in] width The width of the image.
47 * @param[in] height The height of the image.
48 * @param[in] depth color depth of the image.
49 * @param[in] nativeImageSource contains either: pixmap of type Win32 Pixmap , a WinPixmap or is empty
50 * @return A smart-pointer to a newly allocated image.
52 static NativeImageSourceWin* New(unsigned int width,
54 Dali::NativeImageSource::ColorDepth depth,
55 Any nativeImageSource);
57 * @copydoc Dali::NativeImageSource::GetNativeImageSource()
59 Any GetNativeImageSource() const override;
62 * @copydoc Dali::NativeImageSource::GetPixels()
64 bool GetPixels(std::vector<unsigned char> &pixbuf, unsigned int &width, unsigned int &height, Pixel::Format& pixelFormat ) const override;
67 * @copydoc Dali::NativeImageSource::SetSource( Any source )
69 void SetSource( Any source ) override;
72 * @copydoc Dali::NativeImageSource::IsColorDepthSupported( ColorDepth colorDepth )
74 bool IsColorDepthSupported( Dali::NativeImageSource::ColorDepth colorDepth ) override;
79 ~NativeImageSourceWin() override;
82 * @copydoc Dali::NativeImageSource::CreateResource()
84 bool CreateResource() override;
87 * @copydoc Dali::NativeImageSource::DestroyResource()
89 void DestroyResource() override;
92 * @copydoc Dali::NativeImageSource::TargetTexture()
94 unsigned int TargetTexture() override;
97 * @copydoc Dali::NativeImageSource::PrepareTexture()
99 void PrepareTexture() override;
102 * @copydoc Dali::NativeImageSource::GetWidth()
104 unsigned int GetWidth() const override
110 * @copydoc Dali::NativeImageSource::GetHeight()
112 unsigned int GetHeight() const override
118 * @copydoc Dali::NativeImageSource::RequiresBlending()
120 bool RequiresBlending() const override
122 return mBlendingRequired;
126 * @copydoc Dali::NativeImageInterface::GetCustomFragmentPrefix()
128 const char* GetCustomFragmentPrefix() const override;
131 * @copydoc Dali::NativeImageInterface::GetCustomSamplerTypename()
133 const char* GetCustomSamplerTypename() const override;
136 * @copydoc Dali::NativeImageInterface::GetTextureTarget()
138 int GetTextureTarget() const override;
141 * @copydoc Dali::NativeImageInterface::GetNativeImageHandle()
143 Any GetNativeImageHandle() const override;
146 * @copydoc Dali::NativeImageInterface::SourceChanged()
148 bool SourceChanged() const override;
151 * @copydoc Dali::NativeImageInterface::GetExtension()
153 NativeImageInterface::Extension* GetNativeImageInterfaceExtension() override
159 * @copydoc Dali::Internal::Adaptor::NativeImageSource::AcquireBuffer()
161 uint8_t* AcquireBuffer( uint16_t& width, uint16_t& height, uint16_t& stride ) override;
164 * @copydoc Dali::Internal::Adaptor::NativeImageSource::ReleaseBuffer()
166 bool ReleaseBuffer() override;
171 * Private constructor; @see NativeImageSource::New()
172 * @param[in] width The width of the image.
173 * @param[in] height The height of the image.
174 * @param[in] colour depth of the image.
175 * @param[in] nativeImageSource contains either: pixmap of type Win32 Pixmap , a WinPixmap or is empty
177 NativeImageSourceWin(unsigned int width,
179 Dali::NativeImageSource::ColorDepth depth,
180 Any nativeImageSource);
183 * 2nd phase construction.
188 * Uses X11 to get the default depth.
189 * @param depth the PixelImage depth enum
190 * @return default win32 pixel depth
192 int GetPixelDepth(Dali::NativeImageSource::ColorDepth depth) const;
195 * Gets the pixmap from the Any parameter
196 * @param pixmap contains either: pixmap of type Win32 Pixmap , a WinPixmap or is empty
197 * @return pixmap x11 pixmap
199 unsigned int GetPixmapFromAny(Any pixmap) const;
202 * Given an existing pixmap, the function uses X to find out
203 * the width, heigth and depth of that pixmap.
205 void GetPixmapDetails();
209 unsigned int mWidth; ///< image width
210 unsigned int mHeight; ///< image heights
211 bool mOwnPixmap; ///< Whether we created pixmap or not
212 unsigned int mPixmap; ///< From Windows
213 bool mBlendingRequired; ///< Whether blending is required
214 Dali::NativeImageSource::ColorDepth mColorDepth; ///< color depth of image
215 void* mEglImageKHR; ///< From EGL extension
216 EglImageExtensions* mEglImageExtensions; ///< The EGL Image Extensions
219 } // namespace Adaptor
221 } // namespace Internal
225 #endif // DALI_INTERNAL_NATIVE_IMAGE_SOURCE_H