return true;
}
+bool IsJpegDecodingFailed()
+{
+ std::string errorString = tjGetErrorStr();
+
+ if(DALI_UNLIKELY(IsJpegErrorFatal(errorString)))
+ {
+ DALI_LOG_ERROR("%s\n", errorString.c_str());
+ return true;
+ }
+ else
+ {
+ DALI_LOG_WARNING("%s\n", errorString.c_str());
+ return false;
+ }
+}
+
// helpers for safe exif memory handling
using ExifHandle = std::unique_ptr<ExifData, decltype(exif_data_free)*>;
}
}
+void GetJpegPixelFormat(int jpegColorspace, TJPF& pixelLibJpegType, Pixel::Format& pixelFormat)
+{
+ pixelLibJpegType = TJPF_RGB;
+ pixelFormat = Pixel::RGB888;
+
+ switch(jpegColorspace)
+ {
+ case TJCS_RGB:
+ // YCbCr is not an absolute colorspace but rather a mathematical transformation of RGB designed solely for storage and transmission.
+ // YCbCr images must be converted to RGB before they can actually be displayed.
+ case TJCS_YCbCr:
+ {
+ pixelLibJpegType = TJPF_RGB;
+ pixelFormat = Pixel::RGB888;
+ break;
+ }
+ case TJCS_GRAY:
+ {
+ pixelLibJpegType = TJPF_GRAY;
+ pixelFormat = Pixel::L8;
+ break;
+ }
+ case TJCS_CMYK:
+ case TJCS_YCCK:
+ {
+ pixelLibJpegType = TJPF_CMYK;
+ pixelFormat = Pixel::RGBA8888;
+ break;
+ }
+ default:
+ {
+ pixelLibJpegType = TJPF_RGB;
+ pixelFormat = Pixel::RGB888;
+ break;
+ }
+ }
+}
+
+bool TransformBitmap(int scaledPreXformWidth, int scaledPreXformHeight, JpegTransform transform, uint8_t* bitmapPixelBuffer, Pixel::Format pixelFormat)
+{
+ const unsigned int bufferWidth = Dali::TizenPlatform::GetTextureDimension(scaledPreXformWidth);
+ const unsigned int bufferHeight = Dali::TizenPlatform::GetTextureDimension(scaledPreXformHeight);
+
+ bool result = false;
+
+ switch(transform)
+ {
+ case JpegTransform::NONE:
+ {
+ result = true;
+ break;
+ }
+ // 3 orientation changes for a camera held perpendicular to the ground or upside-down:
+ case JpegTransform::ROTATE_180:
+ {
+ static auto rotate180Functions = TransformFunctionArray{
+ &Rotate180<1>,
+ &Rotate180<3>,
+ &Rotate180<4>,
+ };
+ result = Transform(rotate180Functions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
+ break;
+ }
+ case JpegTransform::ROTATE_270:
+ {
+ static auto rotate270Functions = TransformFunctionArray{
+ &Rotate270<1>,
+ &Rotate270<3>,
+ &Rotate270<4>,
+ };
+ result = Transform(rotate270Functions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
+ break;
+ }
+ case JpegTransform::ROTATE_90:
+ {
+ static auto rotate90Functions = TransformFunctionArray{
+ &Rotate90<1>,
+ &Rotate90<3>,
+ &Rotate90<4>,
+ };
+ result = Transform(rotate90Functions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
+ break;
+ }
+ case JpegTransform::FLIP_VERTICAL:
+ {
+ static auto flipVerticalFunctions = TransformFunctionArray{
+ &FlipVertical<1>,
+ &FlipVertical<3>,
+ &FlipVertical<4>,
+ };
+ result = Transform(flipVerticalFunctions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
+ break;
+ }
+ // Less-common orientation changes, since they don't correspond to a camera's physical orientation:
+ case JpegTransform::FLIP_HORIZONTAL:
+ {
+ static auto flipHorizontalFunctions = TransformFunctionArray{
+ &FlipHorizontal<1>,
+ &FlipHorizontal<3>,
+ &FlipHorizontal<4>,
+ };
+ result = Transform(flipHorizontalFunctions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
+ break;
+ }
+ case JpegTransform::TRANSPOSE:
+ {
+ static auto transposeFunctions = TransformFunctionArray{
+ &Transpose<1>,
+ &Transpose<3>,
+ &Transpose<4>,
+ };
+ result = Transform(transposeFunctions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
+ break;
+ }
+ case JpegTransform::TRANSVERSE:
+ {
+ static auto transverseFunctions = TransformFunctionArray{
+ &Transverse<1>,
+ &Transverse<3>,
+ &Transverse<4>,
+ };
+ result = Transform(transverseFunctions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
+ break;
+ }
+ default:
+ {
+ DALI_LOG_ERROR("Unsupported JPEG Orientation transformation: %x.\n", transform);
+ break;
+ }
+ }
+ return result;
+}
+
+bool LoadJpegFile(const Dali::ImageLoader::Input& input, Vector<uint8_t>& jpegBuffer, unsigned int& jpegBufferSize)
+{
+ FILE* const fp = input.file;
+
+ if(DALI_UNLIKELY(fseek(fp, 0, SEEK_END)))
+ {
+ DALI_LOG_ERROR("Error seeking to end of file\n");
+ return false;
+ }
+
+ long positionIndicator = ftell(fp);
+ jpegBufferSize = 0u;
+ if(positionIndicator > -1L)
+ {
+ jpegBufferSize = static_cast<unsigned int>(positionIndicator);
+ }
+
+ if(DALI_UNLIKELY(0u == jpegBufferSize))
+ {
+ DALI_LOG_ERROR("Jpeg buffer size error\n");
+ return false;
+ }
+
+ if(DALI_UNLIKELY(fseek(fp, 0, SEEK_SET)))
+ {
+ DALI_LOG_ERROR("Error seeking to start of file\n");
+ return false;
+ }
+
+ try
+ {
+ jpegBuffer.ResizeUninitialized(jpegBufferSize);
+ }
+ catch(...)
+ {
+ DALI_LOG_ERROR("Could not allocate temporary memory to hold JPEG file of size %uMB.\n", jpegBufferSize / 1048576U);
+ return false;
+ }
+ unsigned char* const jpegBufferPtr = jpegBuffer.Begin();
+
+ // Pull the compressed JPEG image bytes out of a file and into memory:
+ if(DALI_UNLIKELY(fread(jpegBufferPtr, 1, jpegBufferSize, fp) != jpegBufferSize))
+ {
+ DALI_LOG_ERROR("Error on image file read.\n");
+ return false;
+ }
+
+ if(DALI_UNLIKELY(fseek(fp, 0, SEEK_SET)))
+ {
+ DALI_LOG_ERROR("Error seeking to start of file\n");
+ return false;
+ }
+
+ return true;
+}
+
} // namespace
namespace Dali
{
namespace TizenPlatform
{
+bool DecodeJpeg(const Dali::ImageLoader::Input& input, std::vector<Dali::Devel::PixelBuffer>& pixelBuffers, bool decodeToYuv);
JpegTransform ConvertExifOrientation(ExifData* exifData);
bool TransformSize(int requiredWidth, int requiredHeight, FittingMode::Type fittingMode, SamplingMode::Type samplingMode, JpegTransform transform, int& preXformImageWidth, int& preXformImageHeight, int& postXformImageWidth, int& postXformImageHeight);
bool LoadBitmapFromJpeg(const Dali::ImageLoader::Input& input, Dali::Devel::PixelBuffer& bitmap)
{
- const int flags = 0;
- FILE* const fp = input.file;
-
- if(DALI_UNLIKELY(fseek(fp, 0, SEEK_END)))
- {
- DALI_LOG_ERROR("Error seeking to end of file\n");
- return false;
- }
+ std::vector<Dali::Devel::PixelBuffer> pixelBuffers;
- long positionIndicator = ftell(fp);
- unsigned int jpegBufferSize = 0u;
- if(positionIndicator > -1L)
+ bool result = DecodeJpeg(input, pixelBuffers, false);
+ if(!result && pixelBuffers.empty())
{
- jpegBufferSize = static_cast<unsigned int>(positionIndicator);
+ bitmap.Reset();
}
-
- if(DALI_UNLIKELY(0u == jpegBufferSize))
+ else
{
- DALI_LOG_ERROR("Jpeg buffer size error\n");
- return false;
- }
-
- if(DALI_UNLIKELY(fseek(fp, 0, SEEK_SET)))
- {
- DALI_LOG_ERROR("Error seeking to start of file\n");
- return false;
+ bitmap = pixelBuffers[0];
}
+ return result;
+}
- Vector<unsigned char> jpegBuffer;
- try
- {
- jpegBuffer.ResizeUninitialized(jpegBufferSize);
- }
- catch(...)
- {
- DALI_LOG_ERROR("Could not allocate temporary memory to hold JPEG file of size %uMB.\n", jpegBufferSize / 1048576U);
- return false;
- }
- unsigned char* const jpegBufferPtr = jpegBuffer.Begin();
+bool LoadPlanesFromJpeg(const Dali::ImageLoader::Input& input, std::vector<Dali::Devel::PixelBuffer>& pixelBuffers)
+{
+ return DecodeJpeg(input, pixelBuffers, true);
+}
- // Pull the compressed JPEG image bytes out of a file and into memory:
- if(DALI_UNLIKELY(fread(jpegBufferPtr, 1, jpegBufferSize, fp) != jpegBufferSize))
- {
- DALI_LOG_ERROR("Error on image file read.\n");
- return false;
- }
+bool DecodeJpeg(const Dali::ImageLoader::Input& input, std::vector<Dali::Devel::PixelBuffer>& pixelBuffers, bool decodeToYuv)
+{
+ Vector<uint8_t> jpegBuffer;
+ unsigned int jpegBufferSize = 0u;
- if(DALI_UNLIKELY(fseek(fp, 0, SEEK_SET)))
+ if(!LoadJpegFile(input, jpegBuffer, jpegBufferSize))
{
- DALI_LOG_ERROR("Error seeking to start of file\n");
+ DALI_LOG_ERROR("LoadJpegFile failed\n");
return false;
}
auto jpeg = MakeJpegDecompressor();
-
if(DALI_UNLIKELY(!jpeg))
{
DALI_LOG_ERROR("%s\n", tjGetErrorStr());
return false;
}
- auto transform = JpegTransform::NONE;
+ uint8_t* const jpegBufferPtr = jpegBuffer.Begin();
+ auto transform = JpegTransform::NONE;
// extract exif data
auto exifData = MakeExifDataFromData(jpegBufferPtr, jpegBufferSize);
transform = ConvertExifOrientation(exifData.get());
}
- std::unique_ptr<Property::Map> exifMap;
- exifMap.reset(new Property::Map());
-
- if(DALI_LIKELY(exifData))
- {
- for(auto k = 0u; k < EXIF_IFD_COUNT; ++k)
- {
- auto content = exifData->ifd[k];
- for(auto i = 0u; i < content->count; ++i)
- {
- auto&& tag = content->entries[i];
- const char* shortName = exif_tag_get_name_in_ifd(tag->tag, static_cast<ExifIfd>(k));
- if(shortName)
- {
- AddExifFieldPropertyMap(*exifMap, *tag, static_cast<ExifIfd>(k));
- }
- }
- }
- }
-
// Push jpeg data in memory buffer through TurboJPEG decoder to make a raw pixel array:
int chrominanceSubsampling = -1;
int preXformImageWidth = 0, preXformImageHeight = 0;
-
- // In Ubuntu, the turbojpeg version is not correct. so build error occurs.
- // Temporarily separate Ubuntu and other profiles.
-#ifndef DALI_PROFILE_UBUNTU
int jpegColorspace = -1;
+
if(tjDecompressHeader3(jpeg.get(), jpegBufferPtr, jpegBufferSize, &preXformImageWidth, &preXformImageHeight, &chrominanceSubsampling, &jpegColorspace) == -1)
{
DALI_LOG_ERROR("%s\n", tjGetErrorStr());
// Do not set width and height to 0 or return early as this sometimes fails only on determining subsampling type.
}
-#else
- if(tjDecompressHeader2(jpeg.get(), jpegBufferPtr, jpegBufferSize, &preXformImageWidth, &preXformImageHeight, &chrominanceSubsampling) == -1)
- {
- DALI_LOG_ERROR("%s\n", tjGetErrorStr());
- // Do not set width and height to 0 or return early as this sometimes fails only on determining subsampling type.
- }
-#endif
if(DALI_UNLIKELY(preXformImageWidth == 0 || preXformImageHeight == 0))
{
TransformSize(requiredWidth, requiredHeight, input.scalingParameters.scalingMode, input.scalingParameters.samplingMode, transform, scaledPreXformWidth, scaledPreXformHeight, scaledPostXformWidth, scaledPostXformHeight);
- // Colorspace conversion options
- TJPF pixelLibJpegType = TJPF_RGB;
- Pixel::Format pixelFormat = Pixel::RGB888;
-#ifndef DALI_PROFILE_UBUNTU
- switch(jpegColorspace)
+ bool result = false;
+
+ // Now we support YUV420 only
+ if(decodeToYuv && chrominanceSubsampling == TJSAMP_420 && transform == JpegTransform::NONE)
{
- case TJCS_RGB:
- // YCbCr is not an absolute colorspace but rather a mathematical transformation of RGB designed solely for storage and transmission.
- // YCbCr images must be converted to RGB before they can actually be displayed.
- case TJCS_YCbCr:
- {
- pixelLibJpegType = TJPF_RGB;
- pixelFormat = Pixel::RGB888;
- break;
- }
- case TJCS_GRAY:
- {
- pixelLibJpegType = TJPF_GRAY;
- pixelFormat = Pixel::L8;
- break;
- }
- case TJCS_CMYK:
- case TJCS_YCCK:
- {
- pixelLibJpegType = TJPF_CMYK;
- pixelFormat = Pixel::RGBA8888;
- break;
- }
- default:
+ unsigned char* planes[3];
+
+ // Allocate buffers for each plane and decompress the jpeg buffer into the buffers
+ for(int i = 0; i < 3; i++)
{
- pixelLibJpegType = TJPF_RGB;
- pixelFormat = Pixel::RGB888;
- break;
- }
- }
-#endif
- // Allocate a bitmap and decompress the jpeg buffer into its pixel buffer:
- bitmap = Dali::Devel::PixelBuffer::New(scaledPostXformWidth, scaledPostXformHeight, pixelFormat);
+ auto planeSize = tjPlaneSizeYUV(i, scaledPostXformWidth, 0, scaledPostXformHeight, chrominanceSubsampling);
- // set metadata
- GetImplementation(bitmap).SetMetadata(std::move(exifMap));
+ unsigned char* buffer = static_cast<unsigned char*>(malloc(planeSize));
+ if(!buffer)
+ {
+ DALI_LOG_ERROR("Buffer allocation is failed [%d]\n", planeSize);
+ pixelBuffers.clear();
+ return false;
+ }
- auto bitmapPixelBuffer = bitmap.GetBuffer();
+ int width, height, planeWidth;
+ Pixel::Format pixelFormat = Pixel::RGB888;
- if(tjDecompress2(jpeg.get(), jpegBufferPtr, jpegBufferSize, reinterpret_cast<unsigned char*>(bitmapPixelBuffer), scaledPreXformWidth, 0, scaledPreXformHeight, pixelLibJpegType, flags) == -1)
- {
- std::string errorString = tjGetErrorStr();
+ if(i == 0)
+ {
+ // luminance plane
+ width = scaledPostXformWidth;
+ height = scaledPostXformHeight;
+ planeWidth = tjPlaneWidth(i, scaledPostXformWidth, chrominanceSubsampling);
+ pixelFormat = Pixel::L8;
+ }
+ else
+ {
+ // chrominance plane
+ width = tjPlaneWidth(i, scaledPostXformWidth, chrominanceSubsampling);
+ height = tjPlaneHeight(i, scaledPostXformHeight, chrominanceSubsampling);
+ planeWidth = width;
+ pixelFormat = (i == 1 ? Pixel::CHROMINANCE_U : Pixel::CHROMINANCE_V);
+ }
- if(DALI_UNLIKELY(IsJpegErrorFatal(errorString)))
- {
- DALI_LOG_ERROR("%s\n", errorString.c_str());
- return false;
+ Internal::Adaptor::PixelBufferPtr internal = Internal::Adaptor::PixelBuffer::New(buffer, planeSize, width, height, planeWidth, pixelFormat);
+ Dali::Devel::PixelBuffer bitmap = Devel::PixelBuffer(internal.Get());
+ planes[i] = buffer;
+ pixelBuffers.push_back(bitmap);
}
- else
+
+ const int flags = 0;
+
+ int decodeResult = tjDecompressToYUVPlanes(jpeg.get(), jpegBufferPtr, jpegBufferSize, reinterpret_cast<unsigned char**>(&planes), scaledPostXformWidth, nullptr, scaledPostXformHeight, flags);
+ if(decodeResult == -1 && IsJpegDecodingFailed())
{
- DALI_LOG_WARNING("%s\n", errorString.c_str());
+ pixelBuffers.clear();
+ return false;
}
+
+ result = true;
}
+ else
+ {
+ // Colorspace conversion options
+ TJPF pixelLibJpegType = TJPF_RGB;
+ Pixel::Format pixelFormat = Pixel::RGB888;
- const unsigned int bufferWidth = GetTextureDimension(scaledPreXformWidth);
- const unsigned int bufferHeight = GetTextureDimension(scaledPreXformHeight);
+ GetJpegPixelFormat(jpegColorspace, pixelLibJpegType, pixelFormat);
- bool result = false;
- switch(transform)
- {
- case JpegTransform::NONE:
- {
- result = true;
- break;
- }
- // 3 orientation changes for a camera held perpendicular to the ground or upside-down:
- case JpegTransform::ROTATE_180:
- {
- static auto rotate180Functions = TransformFunctionArray{
- &Rotate180<1>,
- &Rotate180<3>,
- &Rotate180<4>,
- };
- result = Transform(rotate180Functions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
- break;
- }
- case JpegTransform::ROTATE_270:
- {
- static auto rotate270Functions = TransformFunctionArray{
- &Rotate270<1>,
- &Rotate270<3>,
- &Rotate270<4>,
- };
- result = Transform(rotate270Functions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
- break;
- }
- case JpegTransform::ROTATE_90:
- {
- static auto rotate90Functions = TransformFunctionArray{
- &Rotate90<1>,
- &Rotate90<3>,
- &Rotate90<4>,
- };
- result = Transform(rotate90Functions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
- break;
- }
- case JpegTransform::FLIP_VERTICAL:
- {
- static auto flipVerticalFunctions = TransformFunctionArray{
- &FlipVertical<1>,
- &FlipVertical<3>,
- &FlipVertical<4>,
- };
- result = Transform(flipVerticalFunctions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
- break;
- }
- // Less-common orientation changes, since they don't correspond to a camera's physical orientation:
- case JpegTransform::FLIP_HORIZONTAL:
- {
- static auto flipHorizontalFunctions = TransformFunctionArray{
- &FlipHorizontal<1>,
- &FlipHorizontal<3>,
- &FlipHorizontal<4>,
- };
- result = Transform(flipHorizontalFunctions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
- break;
- }
- case JpegTransform::TRANSPOSE:
- {
- static auto transposeFunctions = TransformFunctionArray{
- &Transpose<1>,
- &Transpose<3>,
- &Transpose<4>,
- };
- result = Transform(transposeFunctions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
- break;
- }
- case JpegTransform::TRANSVERSE:
+ // Allocate a bitmap and decompress the jpeg buffer into its pixel buffer:
+ Dali::Devel::PixelBuffer bitmap = Dali::Devel::PixelBuffer::New(scaledPostXformWidth, scaledPostXformHeight, pixelFormat);
+
+ // Set metadata
+ if(DALI_LIKELY(exifData))
{
- static auto transverseFunctions = TransformFunctionArray{
- &Transverse<1>,
- &Transverse<3>,
- &Transverse<4>,
- };
- result = Transform(transverseFunctions, bitmapPixelBuffer, bufferWidth, bufferHeight, pixelFormat);
- break;
+ std::unique_ptr<Property::Map> exifMap = std::make_unique<Property::Map>();
+
+ for(auto k = 0u; k < EXIF_IFD_COUNT; ++k)
+ {
+ auto content = exifData->ifd[k];
+ for(auto i = 0u; i < content->count; ++i)
+ {
+ auto&& tag = content->entries[i];
+ const char* shortName = exif_tag_get_name_in_ifd(tag->tag, static_cast<ExifIfd>(k));
+ if(shortName)
+ {
+ AddExifFieldPropertyMap(*exifMap, *tag, static_cast<ExifIfd>(k));
+ }
+ }
+ }
+
+ GetImplementation(bitmap).SetMetadata(std::move(exifMap));
}
- default:
+
+ auto bitmapPixelBuffer = bitmap.GetBuffer();
+ const int flags = 0;
+
+ int decodeResult = tjDecompress2(jpeg.get(), jpegBufferPtr, jpegBufferSize, reinterpret_cast<unsigned char*>(bitmapPixelBuffer), scaledPreXformWidth, 0, scaledPreXformHeight, pixelLibJpegType, flags);
+ if(decodeResult == -1 && IsJpegDecodingFailed())
{
- DALI_LOG_ERROR("Unsupported JPEG Orientation transformation: %x.\n", transform);
- break;
+ return false;
}
+ pixelBuffers.push_back(bitmap);
+
+ // Transform bitmap
+ result = TransformBitmap(scaledPreXformWidth, scaledPreXformHeight, transform, bitmapPixelBuffer, pixelFormat);
}
return result;
projects / platform / core / uifw / dali-adaptor.git / blobdiff