1 #ifndef DALI_TIZEN_PLATFORM_IMAGE_LOADER_INPUT_H
2 #define DALI_TIZEN_PLATFORM_IMAGE_LOADER_INPUT_H
5 * Copyright (c) 2019 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
22 #include <dali/public-api/images/image-operations.h>
23 #include <dali/devel-api/adaptor-framework/pixel-buffer.h>
24 #include <dali/integration-api/bitmap.h>
34 * @brief A simple immutable struct to bundle together parameters for scaling an image.
36 class ScalingParameters
39 ScalingParameters( ImageDimensions dimensions = ImageDimensions(), FittingMode::Type fittingMode = FittingMode::DEFAULT, SamplingMode::Type samplingMode = SamplingMode::DEFAULT ) :
40 dimensions(dimensions), scalingMode(fittingMode), samplingMode(samplingMode) {}
41 const ImageDimensions dimensions;
42 const FittingMode::Type scalingMode;
43 const SamplingMode::Type samplingMode;
47 * @brief Bundle-up the data pushed into an image loader.
51 Input( FILE* file, ScalingParameters scalingParameters = ScalingParameters(), bool reorientationRequested = true ) :
52 file(file), scalingParameters(scalingParameters), reorientationRequested(reorientationRequested) {}
54 ScalingParameters scalingParameters;
55 bool reorientationRequested;
59 using LoadBitmapFunction = bool( * )( const Dali::ImageLoader::Input& input, Dali::Devel::PixelBuffer& pixelData );
60 using LoadBitmapHeaderFunction = bool( * )( const Dali::ImageLoader::Input& input, unsigned int& width, unsigned int& height );
63 * Stores the magic bytes, and the loader and header functions used for each image loader.
67 unsigned char magicByte1; ///< The first byte in the file should be this
68 unsigned char magicByte2; ///< The second byte in the file should be this
69 LoadBitmapFunction loader; ///< The function which decodes the file
70 LoadBitmapHeaderFunction header; ///< The function which decodes the header of the file
71 Dali::Integration::Bitmap::Profile profile; ///< The kind of bitmap to be created
72 /// (addressable packed pixels or an opaque compressed blob).
78 #endif // DALI_TIZEN_PLATFORM_IMAGE_LOADER_INPUT_H