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 {
  47   mLoadingInfoContainer.push_back(AsyncLoadingInfo(textureId));
  48   auto id                             = GetImplementation(mLoader).LoadAnimatedImage(animatedImageLoading, frameIndex);
  49   mLoadingInfoContainer.back().loadId = id;
  50 }
  51
  52 void TextureAsyncLoadingHelper::Load(const TextureManager::TextureId&                textureId,
  53                                      const VisualUrl&                                url,
  54                                      const Dali::ImageDimensions&                    desiredSize,
  55                                      const Dali::FittingMode::Type&                  fittingMode,
  56                                      const Dali::SamplingMode::Type&                 samplingMode,
  57                                      const bool&                                     orientationCorrection,
  58                                      const DevelAsyncImageLoader::PreMultiplyOnLoad& preMultiplyOnLoad)
  59 {
  60   mLoadingInfoContainer.push_back(AsyncLoadingInfo(textureId));
  61   if(DALI_UNLIKELY(url.IsBufferResource()))
  62   {
  63     auto id                             = GetImplementation(mLoader).LoadEncodedImageBuffer(mTextureManager.GetEncodedImageBuffer(url.GetUrl()), desiredSize, fittingMode, samplingMode, orientationCorrection, preMultiplyOnLoad);
  64     mLoadingInfoContainer.back().loadId = id;
  65   }
  66   else
  67   {
  68     auto id                             = GetImplementation(mLoader).Load(url, desiredSize, fittingMode, samplingMode, orientationCorrection, preMultiplyOnLoad);
  69     mLoadingInfoContainer.back().loadId = id;
  70   }
  71 }
  72
  73 void TextureAsyncLoadingHelper::ApplyMask(const TextureManager::TextureId&                textureId,
  74                                           Devel::PixelBuffer                              pixelBuffer,
  75                                           Devel::PixelBuffer                              maskPixelBuffer,
  76                                           const float&                                    contentScale,
  77                                           const bool&                                     cropToMask,
  78                                           const DevelAsyncImageLoader::PreMultiplyOnLoad& preMultiplyOnLoad)
  79 {
  80   mLoadingInfoContainer.push_back(AsyncLoadingInfo(textureId));
  81   auto id                             = GetImplementation(mLoader).ApplyMask(pixelBuffer, maskPixelBuffer, contentScale, cropToMask, preMultiplyOnLoad);
  82   mLoadingInfoContainer.back().loadId = id;
  83 }
  84
  85 TextureAsyncLoadingHelper::TextureAsyncLoadingHelper(TextureAsyncLoadingHelper&& rhs)
  86 : TextureAsyncLoadingHelper(rhs.mLoader, rhs.mTextureManager, std::move(rhs.mLoadingInfoContainer))
  87 {
  88 }
  89
  90 TextureAsyncLoadingHelper::TextureAsyncLoadingHelper(
  91   Toolkit::AsyncImageLoader       loader,
  92   TextureManager&                 textureManager,
  93   AsyncLoadingInfoContainerType&& loadingInfoContainer)
  94 : mLoader(loader),
  95   mTextureManager(textureManager),
  96   mLoadingInfoContainer(std::move(loadingInfoContainer))
  97 {
  98   DevelAsyncImageLoader::PixelBufferLoadedSignal(mLoader).Connect(
  99     this, &TextureAsyncLoadingHelper::AsyncLoadComplete);
 100 }
 101
 102 void TextureAsyncLoadingHelper::AsyncLoadComplete(uint32_t           id,
 103                                                   Devel::PixelBuffer pixelBuffer)
 104 {
 105   DALI_LOG_INFO(gTextureManagerLogFilter, Debug::Concise, "TextureAsyncLoadingHelper::AsyncLoadComplete( loadId :%d )\n", id);
 106   if(mLoadingInfoContainer.size() >= 1u)
 107   {
 108     AsyncLoadingInfo loadingInfo = mLoadingInfoContainer.front();
 109
 110     // We can assume that First Loading task comes First.
 111     if(loadingInfo.loadId == id)
 112     {
 113       // Call TextureManager::AsyncLoadComplete
 114       mTextureManager.AsyncLoadComplete(loadingInfo.textureId, pixelBuffer);
 115     }
 116
 117     mLoadingInfoContainer.pop_front();
 118   }
 119 }
 120
 121 } // namespace Internal
 122
 123 } // namespace Toolkit
 124
 125 } // namespace Dali