/*
- * Copyright (c) 2021 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2022 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include <webp/demux.h>
#if WEBP_DEMUX_ABI_VERSION > 0x0101
-#define DALI_WEBP_ENABLED 1
+#define DALI_ANIMATED_WEBP_ENABLED 1
#endif
#endif
#include <dali/integration-api/debug.h>
#include <dali/public-api/images/pixel-data.h>
+#include <dali/devel-api/threading/mutex.h>
#include <dali/internal/imaging/common/file-download.h>
#include <dali/internal/system/common/file-reader.h>
#include <fcntl.h>
#include <unistd.h>
#include <cstring>
+// INTERNAL INCLUDES
+#include <dali/devel-api/adaptor-framework/image-loading.h>
+
typedef unsigned char WebPByteType;
namespace Dali
public:
Impl(const std::string& url, bool isLocalResource)
: mUrl(url),
+ mFrameCount(1u),
+ mMutex(),
+ mBuffer(nullptr),
+ mBufferSize(0u),
+ mImageSize(),
mLoadSucceeded(true)
{
-#ifdef DALI_WEBP_ENABLED
- if(ReadWebPInformation(isLocalResource))
+ // mFrameCount will be 1 if the input image is non-animated image or animated image with single frame.
+ if(DALI_LIKELY(ReadWebPInformation(isLocalResource)))
{
+#ifdef DALI_ANIMATED_WEBP_ENABLED
+ WebPDataInit(&mWebPData);
+ mWebPData.size = mBufferSize;
+ mWebPData.bytes = mBuffer;
WebPAnimDecoderOptions webPAnimDecoderOptions;
WebPAnimDecoderOptionsInit(&webPAnimDecoderOptions);
webPAnimDecoderOptions.color_mode = MODE_RGBA;
mWebPAnimDecoder = WebPAnimDecoderNew(&mWebPData, &webPAnimDecoderOptions);
WebPAnimDecoderGetInfo(mWebPAnimDecoder, &mWebPAnimInfo);
mTimeStamp.assign(mWebPAnimInfo.frame_count, 0);
+ mFrameCount = mWebPAnimInfo.frame_count;
+ mImageSize = ImageDimensions(mWebPAnimInfo.canvas_width, mWebPAnimInfo.canvas_height);
+#elif DALI_WEBP_AVAILABLE
+ int32_t imageWidth, imageHeight;
+ if(WebPGetInfo(mBuffer, mBufferSize, &imageWidth, &imageHeight))
+ {
+ mImageSize = ImageDimensions(imageWidth, imageHeight);
+ }
+#endif
+#ifndef DALI_WEBP_AVAILABLE
+ // If the system doesn't support webp, loading will be failed.
+ mFrameCount = 0u;
+ mLoadSucceeded = false;
+#endif
}
else
{
+ mFrameCount = 0u;
mLoadSucceeded = false;
+ DALI_LOG_ERROR("Image loading failed for: \"%s\".\n", mUrl.c_str());
}
-#endif
}
bool ReadWebPInformation(bool isLocalResource)
{
-#ifdef DALI_WEBP_ENABLED
- WebPDataInit(&mWebPData);
+ FILE* fp = nullptr;
if(isLocalResource)
{
Internal::Platform::FileReader fileReader(mUrl);
- FILE* fp = fileReader.GetFile();
- if(fp == NULL)
+ fp = fileReader.GetFile();
+ if(DALI_UNLIKELY(fp == nullptr))
{
return false;
}
- if(fseek(fp, 0, SEEK_END) <= -1)
+ if(DALI_UNLIKELY(fseek(fp, 0, SEEK_END) <= -1))
{
return false;
}
- mWebPData.size = ftell(fp);
- if((!fseek(fp, 0, SEEK_SET)))
+ mBufferSize = ftell(fp);
+ if(DALI_LIKELY(!fseek(fp, 0, SEEK_SET)))
{
- unsigned char* WebPDataBuffer;
- WebPDataBuffer = reinterpret_cast<WebPByteType*>(malloc(sizeof(WebPByteType) * mWebPData.size));
- mWebPData.size = fread(WebPDataBuffer, sizeof(WebPByteType), mWebPData.size, fp);
- mWebPData.bytes = WebPDataBuffer;
- }
- else
- {
- return false;
+ mBuffer = reinterpret_cast<WebPByteType*>(malloc(sizeof(WebPByteType) * mBufferSize));
+ mBufferSize = fread(mBuffer, sizeof(WebPByteType), mBufferSize, fp);
+ return true;
}
}
else
size_t dataSize;
succeeded = TizenPlatform::Network::DownloadRemoteFileIntoMemory(mUrl, dataBuffer, dataSize, MAXIMUM_DOWNLOAD_IMAGE_SIZE);
- if(succeeded)
+ if(DALI_LIKELY(succeeded))
{
- size_t blobSize = dataBuffer.Size();
- if(blobSize > 0U)
+ mBufferSize = dataBuffer.Size();
+ if(DALI_LIKELY(mBufferSize > 0U))
{
// Open a file handle on the memory buffer:
- Dali::Internal::Platform::FileReader fileReader(dataBuffer, blobSize);
- FILE* const fp = fileReader.GetFile();
- if(NULL != fp)
+ Internal::Platform::FileReader fileReader(dataBuffer, mBufferSize);
+ fp = fileReader.GetFile();
+ if(DALI_LIKELY(fp != nullptr))
{
- if((!fseek(fp, 0, SEEK_SET)))
- {
- unsigned char* WebPDataBuffer;
- WebPDataBuffer = reinterpret_cast<WebPByteType*>(malloc(sizeof(WebPByteType) * blobSize));
- mWebPData.size = fread(WebPDataBuffer, sizeof(WebPByteType), mWebPData.size, fp);
- mWebPData.bytes = WebPDataBuffer;
- }
- else
+ if(DALI_LIKELY(!fseek(fp, 0, SEEK_SET)))
{
- DALI_LOG_ERROR("Error seeking within file\n");
+ mBuffer = reinterpret_cast<WebPByteType*>(malloc(sizeof(WebPByteType) * mBufferSize));
+ mBufferSize = fread(mBuffer, sizeof(WebPByteType), mBufferSize, fp);
+ return true;
}
}
- else
- {
- DALI_LOG_ERROR("Error reading file\n");
- }
}
}
}
- return true;
-#else
return false;
+ }
+
+ void ReleaseResource()
+ {
+#ifdef DALI_ANIMATED_WEBP_ENABLED
+ if(&mWebPData != nullptr)
+ {
+ mWebPData.bytes = nullptr;
+ WebPDataInit(&mWebPData);
+ }
+ if(mWebPAnimDecoder != nullptr)
+ {
+ WebPAnimDecoderDelete(mWebPAnimDecoder);
+ mWebPAnimDecoder = nullptr;
+ }
#endif
+ if(mBuffer != nullptr)
+ {
+ free((void*)mBuffer);
+ mBuffer = nullptr;
+ }
}
// Moveable but not copyable
~Impl()
{
-#ifdef DALI_WEBP_ENABLED
- if(&mWebPData != NULL)
- {
- free((void*)mWebPData.bytes);
- mWebPData.bytes = nullptr;
- WebPDataInit(&mWebPData);
- }
- if(mWebPAnimDecoder)
- {
- WebPAnimDecoderDelete(mWebPAnimDecoder);
- }
-#endif
+ ReleaseResource();
}
std::string mUrl;
std::vector<uint32_t> mTimeStamp;
uint32_t mLoadingFrame{0};
- bool mLoadSucceeded;
-
-#ifdef DALI_WEBP_ENABLED
+ uint32_t mFrameCount;
+ Mutex mMutex;
+ // For the case the system doesn't support DALI_ANIMATED_WEBP_ENABLED
+ unsigned char* mBuffer;
+ uint32_t mBufferSize;
+ ImageDimensions mImageSize;
+ bool mLoadSucceeded;
+
+#ifdef DALI_ANIMATED_WEBP_ENABLED
WebPData mWebPData{0};
WebPAnimDecoder* mWebPAnimDecoder{nullptr};
WebPAnimInfo mWebPAnimInfo{0};
AnimatedImageLoadingPtr WebPLoading::New(const std::string& url, bool isLocalResource)
{
-#ifndef DALI_WEBP_ENABLED
+#ifndef DALI_ANIMATED_WEBP_ENABLED
DALI_LOG_ERROR("The system does not support Animated WebP format.\n");
#endif
return AnimatedImageLoadingPtr(new WebPLoading(url, isLocalResource));
bool WebPLoading::LoadNextNFrames(uint32_t frameStartIndex, int count, std::vector<Dali::PixelData>& pixelData)
{
-#ifdef DALI_WEBP_ENABLED
- if(frameStartIndex >= mImpl->mWebPAnimInfo.frame_count || !mImpl->mLoadSucceeded)
+ for(int i = 0; i < count; ++i)
{
- return false;
+ Dali::Devel::PixelBuffer pixelBuffer = LoadFrame((frameStartIndex + i) % mImpl->mFrameCount);
+ Dali::PixelData imageData = Devel::PixelBuffer::Convert(pixelBuffer);
+ pixelData.push_back(imageData);
}
-
- DALI_LOG_INFO(gWebPLoadingLogFilter, Debug::Concise, "LoadNextNFrames( frameStartIndex:%d, count:%d )\n", frameStartIndex, count);
-
- if(mImpl->mLoadingFrame > frameStartIndex)
+ if(DALI_UNLIKELY(pixelData.size() != static_cast<uint32_t>(count)))
{
- mImpl->mLoadingFrame = 0;
- WebPAnimDecoderReset(mImpl->mWebPAnimDecoder);
+ return false;
}
+ return true;
+}
- for(; mImpl->mLoadingFrame < frameStartIndex; ++mImpl->mLoadingFrame)
- {
- uint8_t* frameBuffer;
- int timestamp;
- WebPAnimDecoderGetNext(mImpl->mWebPAnimDecoder, &frameBuffer, ×tamp);
- mImpl->mTimeStamp[mImpl->mLoadingFrame] = timestamp;
- }
+Dali::Devel::PixelBuffer WebPLoading::LoadFrame(uint32_t frameIndex)
+{
+ Dali::Devel::PixelBuffer pixelBuffer;
- for(int i = 0; i < count; ++i)
+ // WebPDecodeRGBA is faster than to use demux API for loading non-animated image.
+ // If frame count is 1, use WebPDecodeRGBA api.
+#ifdef DALI_WEBP_AVAILABLE
+ if(mImpl->mFrameCount == 1)
{
- const int bufferSize = mImpl->mWebPAnimInfo.canvas_width * mImpl->mWebPAnimInfo.canvas_height * sizeof(uint32_t);
- uint8_t* frameBuffer;
- int timestamp;
- WebPAnimDecoderGetNext(mImpl->mWebPAnimDecoder, &frameBuffer, ×tamp);
+ int32_t width, height;
+ if(DALI_UNLIKELY(!WebPGetInfo(mImpl->mBuffer, mImpl->mBufferSize, &width, &height)))
+ {
+ return pixelBuffer;
+ }
- auto pixelBuffer = new uint8_t[bufferSize];
- memcpy(pixelBuffer, frameBuffer, bufferSize);
- mImpl->mTimeStamp[mImpl->mLoadingFrame] = timestamp;
+ WebPBitstreamFeatures features;
+ if(DALI_UNLIKELY(VP8_STATUS_NOT_ENOUGH_DATA == WebPGetFeatures(mImpl->mBuffer, mImpl->mBufferSize, &features)))
+ {
+ return pixelBuffer;
+ }
- if(pixelBuffer)
+ uint32_t channelNumber = (features.has_alpha) ? 4 : 3;
+ Pixel::Format pixelFormat = (channelNumber == 4) ? Pixel::RGBA8888 : Pixel::RGB888;
+ pixelBuffer = Dali::Devel::PixelBuffer::New(width, height, pixelFormat);
+ uint8_t* frameBuffer = nullptr;
+ if(channelNumber == 4)
{
- pixelData.push_back(Dali::PixelData::New(pixelBuffer, bufferSize, mImpl->mWebPAnimInfo.canvas_width, mImpl->mWebPAnimInfo.canvas_height, Dali::Pixel::RGBA8888, Dali::PixelData::DELETE_ARRAY));
+ frameBuffer = WebPDecodeRGBA(mImpl->mBuffer, mImpl->mBufferSize, &width, &height);
+ }
+ else
+ {
+ frameBuffer = WebPDecodeRGB(mImpl->mBuffer, mImpl->mBufferSize, &width, &height);
}
- mImpl->mLoadingFrame++;
- if(mImpl->mLoadingFrame >= mImpl->mWebPAnimInfo.frame_count)
+ if(frameBuffer != nullptr)
{
- mImpl->mLoadingFrame = 0;
- WebPAnimDecoderReset(mImpl->mWebPAnimDecoder);
+ const int32_t imageBufferSize = width * height * sizeof(uint8_t) * channelNumber;
+ memcpy(pixelBuffer.GetBuffer(), frameBuffer, imageBufferSize);
+ free((void*)frameBuffer);
}
+ mImpl->ReleaseResource();
+ return pixelBuffer;
}
-
- return true;
-#else
- return false;
#endif
-}
-Dali::Devel::PixelBuffer WebPLoading::LoadFrame(uint32_t frameIndex)
-{
- Dali::Devel::PixelBuffer pixelBuffer;
-
-#ifdef DALI_WEBP_ENABLED
- if(frameIndex >= mImpl->mWebPAnimInfo.frame_count || !mImpl->mLoadSucceeded)
+#ifdef DALI_ANIMATED_WEBP_ENABLED
+ Mutex::ScopedLock lock(mImpl->mMutex);
+ if(DALI_UNLIKELY(frameIndex >= mImpl->mWebPAnimInfo.frame_count || !mImpl->mLoadSucceeded))
{
return pixelBuffer;
}
ImageDimensions WebPLoading::GetImageSize() const
{
-#ifdef DALI_WEBP_ENABLED
- return ImageDimensions(mImpl->mWebPAnimInfo.canvas_width, mImpl->mWebPAnimInfo.canvas_height);
-#else
- return ImageDimensions();
-#endif
+ return mImpl->mImageSize;
}
uint32_t WebPLoading::GetImageCount() const
{
-#ifdef DALI_WEBP_ENABLED
- return mImpl->mWebPAnimInfo.frame_count;
-#else
- return 0u;
-#endif
+ return mImpl->mFrameCount;
}
uint32_t WebPLoading::GetFrameInterval(uint32_t frameIndex) const