dali-toolkit/internal/texture-manager/texture-async-loading-helper.cpp

   1 /*
   2  * Copyright (c) 2022 Samsung Electronics Co., Ltd.
   3  *
   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
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  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.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include "texture-async-loading-helper.h"
  20
  21 // EXTERNAL HEADERS
  22 #include <dali/integration-api/debug.h>
  23
  24 // INTERNAL HEADERS
  25 #include <dali-toolkit/internal/image-loader/async-image-loader-impl.h>
  26 #include <dali-toolkit/public-api/image-loader/sync-image-loader.h>
  27
  28 namespace Dali
  29 {
  30 namespace Toolkit
  31 {
  32 namespace Internal
  33 {
  34 #ifdef DEBUG_ENABLED
  35 extern Debug::Filter* gTextureManagerLogFilter; ///< Define at texture-manager-impl.cpp
  36 #endif
  37
  38 TextureAsyncLoadingHelper::TextureAsyncLoadingHelper(TextureManager& textureManager)
  39 : TextureAsyncLoadingHelper(Toolkit::AsyncImageLoader::New(), textureManager, AsyncLoadingInfoContainerType())
  40 {
  41 }
  42
  43 void TextureAsyncLoadingHelper::LoadAnimatedImage(const TextureManager::TextureId&                textureId,
  44                                                   Dali::AnimatedImageLoading                      animatedImageLoading,
  45                                                   const std::uint32_t&                            frameIndex,
  46                                                   const DevelAsyncImageLoader::PreMultiplyOnLoad& preMultiplyOnLoad)
  47 {
  48   mLoadingInfoContainer.push_back(AsyncLoadingInfo(textureId));
  49   auto id                             = GetImplementation(mLoader).LoadAnimatedImage(animatedImageLoading, frameIndex, preMultiplyOnLoad);
  50   mLoadingInfoContainer.back().loadId = id;
  51 }
  52
  53 void TextureAsyncLoadingHelper::Load(const TextureManager::TextureId&                textureId,
  54                                      const VisualUrl&                                url,
  55                                      const Dali::ImageDimensions&                    desiredSize,
  56                                      const Dali::FittingMode::Type&                  fittingMode,
  57                                      const Dali::SamplingMode::Type&                 samplingMode,
  58                                      const bool&                                     orientationCorrection,
  59                                      const DevelAsyncImageLoader::PreMultiplyOnLoad& preMultiplyOnLoad)
  60 {
  61   mLoadingInfoContainer.push_back(AsyncLoadingInfo(textureId));
  62   if(DALI_UNLIKELY(url.IsBufferResource()))
  63   {
  64     auto id                             = GetImplementation(mLoader).LoadEncodedImageBuffer(mTextureManager.GetEncodedImageBuffer(url.GetUrl()), desiredSize, fittingMode, samplingMode, orientationCorrection, preMultiplyOnLoad);
  65     mLoadingInfoContainer.back().loadId = id;
  66   }
  67   else
  68   {
  69     auto id                             = GetImplementation(mLoader).Load(url, desiredSize, fittingMode, samplingMode, orientationCorrection, preMultiplyOnLoad);
  70     mLoadingInfoContainer.back().loadId = id;
  71   }
  72 }
  73
  74 void TextureAsyncLoadingHelper::ApplyMask(const TextureManager::TextureId&                textureId,
  75                                           Devel::PixelBuffer                              pixelBuffer,
  76                                           Devel::PixelBuffer                              maskPixelBuffer,
  77                                           const float&                                    contentScale,
  78                                           const bool&                                     cropToMask,
  79                                           const DevelAsyncImageLoader::PreMultiplyOnLoad& preMultiplyOnLoad)
  80 {
  81   mLoadingInfoContainer.push_back(AsyncLoadingInfo(textureId));
  82   auto id                             = GetImplementation(mLoader).ApplyMask(pixelBuffer, maskPixelBuffer, contentScale, cropToMask, preMultiplyOnLoad);
  83   mLoadingInfoContainer.back().loadId = id;
  84 }
  85
  86 TextureAsyncLoadingHelper::TextureAsyncLoadingHelper(TextureAsyncLoadingHelper&& rhs)
  87 : TextureAsyncLoadingHelper(rhs.mLoader, rhs.mTextureManager, std::move(rhs.mLoadingInfoContainer))
  88 {
  89 }
  90
  91 TextureAsyncLoadingHelper::TextureAsyncLoadingHelper(
  92   Toolkit::AsyncImageLoader       loader,
  93   TextureManager&                 textureManager,
  94   AsyncLoadingInfoContainerType&& loadingInfoContainer)
  95 : mLoader(loader),
  96   mTextureManager(textureManager),
  97   mLoadingInfoContainer(std::move(loadingInfoContainer))
  98 {
  99   DevelAsyncImageLoader::PixelBufferLoadedSignal(mLoader).Connect(
 100     this, &TextureAsyncLoadingHelper::AsyncLoadComplete);
 101 }
 102
 103 void TextureAsyncLoadingHelper::AsyncLoadComplete(uint32_t           id,
 104                                                   Devel::PixelBuffer pixelBuffer)
 105 {
 106   DALI_LOG_INFO(gTextureManagerLogFilter, Debug::Concise, "TextureAsyncLoadingHelper::AsyncLoadComplete( loadId :%d )\n", id);
 107   if(mLoadingInfoContainer.size() >= 1u)
 108   {
 109     AsyncLoadingInfo loadingInfo = mLoadingInfoContainer.front();
 110
 111     // We can assume that First Loading task comes First.
 112     if(loadingInfo.loadId == id)
 113     {
 114       // Call TextureManager::AsyncLoadComplete
 115       mTextureManager.AsyncLoadComplete(loadingInfo.textureId, pixelBuffer);
 116     }
 117
 118     mLoadingInfoContainer.pop_front();
 119   }
 120 }
 121
 122 } // namespace Internal
 123
 124 } // namespace Toolkit
 125
 126 } // namespace Dali