1 #ifndef DALI_INTERNAL_NATIVE_IMAGE_SOURCE_H
2 #define DALI_INTERNAL_NATIVE_IMAGE_SOURCE_H
5 * Copyright (c) 2021 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 <hardware_buffer.h>
25 #include <dali/internal/graphics/common/graphics-interface.h>
27 #include <dali/public-api/adaptor-framework/native-image-source.h>
29 #include <dali/internal/imaging/common/native-image-source-impl.h>
37 class EglImageExtensions;
40 * Dali internal NativeImageSource.
42 class NativeImageSourceAndroid : public Internal::Adaptor::NativeImageSource
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 either: Android hardware buffer or is empty
52 * @return A smart-pointer to a newly allocated image.
54 static NativeImageSourceAndroid* New(uint32_t width,
56 Dali::NativeImageSource::ColorDepth depth,
57 Any nativeImageSource);
59 * @copydoc Dali::NativeImageSource::GetNativeImageSource()
61 Any GetNativeImageSource() const override;
64 * @copydoc Dali::NativeImageSource::GetPixels()
66 bool GetPixels(std::vector<unsigned char>& pixbuf, uint32_t& width, uint32_t& height, Pixel::Format& pixelFormat) const override;
69 * @copydoc Dali::NativeImageSource::SetSource( Any source )
71 void SetSource(Any source) override;
74 * @copydoc Dali::NativeImageSource::IsColorDepthSupported( ColorDepth colorDepth )
76 bool IsColorDepthSupported(Dali::NativeImageSource::ColorDepth colorDepth) override;
81 ~NativeImageSourceAndroid() override;
84 * @copydoc Dali::NativeImageSource::CreateResource()
86 bool CreateResource() override;
89 * @copydoc Dali::NativeImageSource::DestroyResource()
91 void DestroyResource() override;
94 * @copydoc Dali::NativeImageSource::TargetTexture()
96 uint32_t TargetTexture() override;
99 * @copydoc Dali::NativeImageSource::PrepareTexture()
101 void PrepareTexture() override;
104 * @copydoc Dali::NativeImageSource::GetWidth()
106 uint32_t GetWidth() const override
112 * @copydoc Dali::NativeImageSource::GetHeight()
114 uint32_t GetHeight() const override
120 * @copydoc Dali::NativeImageSource::RequiresBlending()
122 bool RequiresBlending() const override
124 return mBlendingRequired;
128 * @copydoc Dali::NativeImageSource::GetTargetTexture()
130 int GetTextureTarget() const override;
133 * @copydoc Dali::NativeImageSource::GetCustomFragmentPrefix()
135 const char* GetCustomFragmentPrefix() const override;
138 * @copydoc Dali::NativeImageSource::ApplyNativeFragmentShader()
140 bool ApplyNativeFragmentShader(std::string& shader) override;
143 * @copydoc Dali::NativeImageSource::GetCustomSamplerTypename()
145 const char* GetCustomSamplerTypename() const override;
148 * @copydoc Dali::NativeImageSource::GetNativeImageHandle()
150 Any GetNativeImageHandle() const override
152 return GetNativeImageSource();
156 * @copydoc Dali::NativeImageSource::SourceChanged()
158 bool SourceChanged() const override
164 * @copydoc Dali::NativeImageInterface::GetExtension()
166 NativeImageInterface::Extension* GetNativeImageInterfaceExtension() override
172 * @copydoc Dali::Internal::Adaptor::NativeImageSource::AcquireBuffer()
174 uint8_t* AcquireBuffer(uint16_t& width, uint16_t& height, uint16_t& stride) override;
177 * @copydoc Dali::Internal::Adaptor::NativeImageSource::ReleaseBuffer()
179 bool ReleaseBuffer() override;
183 * Private constructor; @see NativeImageSource::New()
184 * @param[in] width The width of the image.
185 * @param[in] height The height of the image.
186 * @param[in] colour depth of the image.
187 * @param[in] nativeImageSource contains either: pixmap of type X11 Pixmap , a Ecore_X_Pixmap or is empty
189 NativeImageSourceAndroid(uint32_t width,
191 Dali::NativeImageSource::ColorDepth depth,
192 Any nativeImageSource);
195 * 2nd phase construction.
200 * Gets the pixmap from the Any parameter
201 * @param pixmap contains either: pixmap of type Android hardware buffer or empty
202 * @return pixmap pixmap
204 void* GetPixmapFromAny(Any pixmap) const;
207 * Given an existing pixmap, the function uses Android hardware buffer API to find
208 * the width, heigth and depth of that pixmap.
210 void GetPixmapDetails();
213 uint32_t mWidth; ///< image width
214 uint32_t mHeight; ///< image heights
215 bool mOwnPixmap; ///< Whether we created pixmap or not
216 AHardwareBuffer* mPixmap; ///<
217 bool mBlendingRequired; ///< Whether blending is required
218 Dali::NativeImageSource::ColorDepth mColorDepth; ///< color depth of image
219 void* mEglImageKHR; ///< From EGL extension
220 EglImageExtensions* mEglImageExtensions; ///< The EGL Image Extensions
223 } // namespace Adaptor
225 } // namespace Internal
229 #endif // DALI_INTERNAL_NATIVE_IMAGE_SOURCE_H