2 * Copyright (c) 2021 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali/internal/system/common/capture-impl.h>
22 #include <dali/integration-api/debug.h>
23 #include <dali/public-api/common/vector-wrapper.h>
24 #include <dali/public-api/render-tasks/render-task-list.h>
29 #include <dali/devel-api/adaptor-framework/bitmap-saver.h>
30 #include <dali/devel-api/adaptor-framework/native-image-source-devel.h>
31 #include <dali/devel-api/adaptor-framework/window-devel.h>
32 #include <dali/integration-api/adaptor-framework/adaptor.h>
33 #include <dali/internal/adaptor/common/adaptor-impl.h>
34 #include <dali/internal/graphics/gles/egl-graphics.h>
44 constexpr int32_t GL_VERSION_NATIVE_IMAGE_SOURCE_AVAILABLE = 30;
45 constexpr uint32_t TIME_OUT_DURATION = 1000;
49 : mQuality(DEFAULT_QUALITY),
52 mNativeImageSourcePtr(NULL),
57 Capture::Capture(Dali::CameraActor cameraActor)
58 : mQuality(DEFAULT_QUALITY),
59 mCameraActor(cameraActor),
62 mNativeImageSourcePtr(NULL),
69 DeleteNativeImageSource();
73 CapturePtr Capture::New()
75 CapturePtr pWorker = new Capture();
80 CapturePtr Capture::New(Dali::CameraActor cameraActor)
82 CapturePtr pWorker = new Capture(cameraActor);
87 void Capture::Start(Dali::Actor source, const Dali::Vector2& position, const Dali::Vector2& size, const std::string& path, const Dali::Vector4& clearColor, const uint32_t quality)
90 Start(source, position, size, path, clearColor);
93 void Capture::Start(Dali::Actor source, const Dali::Vector2& position, const Dali::Vector2& size, const std::string& path, const Dali::Vector4& clearColor)
100 // Increase the reference count focely to avoid application mistake.
110 SetupResources(position, size, clearColor, source);
113 void Capture::SetImageQuality(uint32_t quality)
118 Dali::NativeImageSourcePtr Capture::GetNativeImageSource() const
120 return mNativeImageSourcePtr;
123 Dali::Devel::PixelBuffer Capture::GetCapturedBuffer()
125 if(!mPixelBuffer || (mPixelBuffer && !mPixelBuffer.GetBuffer()))
127 std::vector<uint8_t> buffer;
128 uint32_t width, height;
129 Dali::Pixel::Format pixelFormat;
130 if(!mNativeImageSourcePtr->GetPixels(buffer, width, height, pixelFormat))
132 return Dali::Devel::PixelBuffer();
134 mPixelBuffer = Dali::Devel::PixelBuffer::New(width, height, pixelFormat);
135 memcpy(mPixelBuffer.GetBuffer(), &buffer[0], width * height * Dali::Pixel::GetBytesPerPixel(pixelFormat));
140 Dali::Capture::CaptureFinishedSignalType& Capture::FinishedSignal()
142 return mFinishedSignal;
145 void Capture::CreateTexture(const Vector2& size)
147 if(!mNativeImageSourcePtr)
149 mNativeImageSourcePtr = Dali::NativeImageSource::New(size.width, size.height, Dali::NativeImageSource::COLOR_DEPTH_DEFAULT);
150 mTexture = Dali::Texture::New(*mNativeImageSourcePtr);
154 void Capture::DeleteNativeImageSource()
156 if(mNativeImageSourcePtr)
158 mNativeImageSourcePtr.Reset();
162 void Capture::CreateFrameBuffer()
166 // Create a FrameBuffer object with depth attachments.
167 mFrameBuffer = Dali::FrameBuffer::New(mTexture.GetWidth(), mTexture.GetHeight(), Dali::FrameBuffer::Attachment::DEPTH);
168 // Add a color attachment to the FrameBuffer object.
169 mFrameBuffer.AttachColorTexture(mTexture);
173 void Capture::DeleteFrameBuffer()
177 mFrameBuffer.Reset();
181 bool Capture::IsFrameBufferCreated()
183 return static_cast<bool>(mFrameBuffer);
186 void Capture::SetupRenderTask(const Dali::Vector2& position, const Dali::Vector2& size, Dali::Actor source, const Dali::Vector4& clearColor)
190 DALI_LOG_ERROR("Source is empty\n");
194 Dali::Window window = DevelWindow::Get(source);
197 DALI_LOG_ERROR("The source is not added on the scene\n");
205 mCameraActor = Dali::CameraActor::New(size);
206 // Because input position and size are for 2 dimentional area,
207 // default z-directional position of the camera is required to be used for the new camera position.
208 float cameraDefaultZPosition = mCameraActor.GetProperty<float>(Dali::Actor::Property::POSITION_Z);
209 Vector2 positionTransition = position + size / 2;
210 mCameraActor.SetProperty(Dali::Actor::Property::POSITION, Vector3(positionTransition.x, positionTransition.y, cameraDefaultZPosition));
211 mCameraActor.SetProperty(Dali::Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_LEFT);
212 mCameraActor.SetProperty(Dali::Actor::Property::ANCHOR_POINT, AnchorPoint::CENTER);
215 window.Add(mCameraActor);
219 DALI_LOG_ERROR("Frame buffer is not created.\n");
223 Dali::RenderTaskList taskList = window.GetRenderTaskList();
224 mRenderTask = taskList.CreateTask();
225 mRenderTask.SetRefreshRate(Dali::RenderTask::REFRESH_ONCE);
226 mRenderTask.SetSourceActor(source);
227 mRenderTask.SetCameraActor(mCameraActor);
228 mRenderTask.SetScreenToFrameBufferFunction(Dali::RenderTask::FULLSCREEN_FRAMEBUFFER_FUNCTION);
229 mRenderTask.SetFrameBuffer(mFrameBuffer);
230 mRenderTask.SetClearColor(clearColor);
231 mRenderTask.SetClearEnabled(true);
232 mRenderTask.SetProperty(Dali::RenderTask::Property::REQUIRES_SYNC, true);
233 mRenderTask.FinishedSignal().Connect(this, &Capture::OnRenderFinished);
234 mRenderTask.GetCameraActor().SetInvertYAxis(true);
236 mTimer = Dali::Timer::New(TIME_OUT_DURATION);
237 mTimer.TickSignal().Connect(this, &Capture::OnTimeOut);
241 void Capture::UnsetRenderTask()
247 mCameraActor.Unparent();
248 mCameraActor.Reset();
253 Dali::Window window = DevelWindow::Get(mSource);
254 Dali::RenderTaskList taskList = window.GetRenderTaskList();
255 taskList.RemoveTask(mRenderTask);
261 bool Capture::IsRenderTaskSetup()
263 return mCameraActor && mRenderTask;
266 void Capture::SetupResources(const Dali::Vector2& position, const Dali::Vector2& size, const Dali::Vector4& clearColor, Dali::Actor source)
272 SetupRenderTask(position, size, source, clearColor);
275 void Capture::UnsetResources()
277 if(IsRenderTaskSetup())
282 if(IsFrameBufferCreated())
288 void Capture::OnRenderFinished(Dali::RenderTask& task)
290 Dali::Capture::FinishState state = Dali::Capture::FinishState::SUCCEEDED;
298 DALI_LOG_ERROR("Fail to Capture Path[%s]\n", mPath.c_str());
299 state = Dali::Capture::FinishState::FAILED;
303 Dali::Capture handle(this);
304 mFinishedSignal.Emit(handle, state);
308 // Decrease the reference count forcely. It is increased at Start().
312 bool Capture::OnTimeOut()
314 Dali::Capture::FinishState state = Dali::Capture::FinishState::FAILED;
316 Dali::Capture handle(this);
317 mFinishedSignal.Emit(handle, state);
321 // Decrease the reference count forcely. It is increased at Start().
327 bool Capture::SaveFile()
329 if(mNativeImageSourcePtr)
331 return Dali::DevelNativeImageSource::EncodeToFile(*mNativeImageSourcePtr, mPath, mQuality);
336 } // End of namespace Adaptor
338 } // End of namespace Internal
340 } // End of namespace Dali