/*
- * Copyright (c) 2014 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2018 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.
// INTERNAL INCLUDES
#include <dali/integration-api/bitmap.h>
#include <dali/public-api/images/image-operations.h>
+#include <resampler.h>
+
+#ifdef DALI_ADAPTOR_COMPILATION
+#include <adaptors/devel-api/adaptor-framework/pixel-buffer.h>
+#else
+#include <dali/devel-api/adaptor-framework/pixel-buffer.h>
+#endif
+
namespace Dali
{
* bitmap passed-in, or the original bitmap passed in if the attributes
* have no effect.
*/
-Integration::BitmapPtr ApplyAttributesToBitmap( Integration::BitmapPtr bitmap, ImageDimensions dimensions, FittingMode::Type fittingMode = FittingMode::DEFAULT, SamplingMode::Type samplingMode = SamplingMode::DEFAULT );
+Dali::Devel::PixelBuffer ApplyAttributesToBitmap( Dali::Devel::PixelBuffer bitmap, ImageDimensions dimensions, FittingMode::Type fittingMode = FittingMode::DEFAULT, SamplingMode::Type samplingMode = SamplingMode::DEFAULT );
/**
* @brief Apply downscaling to a bitmap according to requested attributes.
* @note The input bitmap pixel buffer may be modified and used as scratch working space for efficiency, so it must be discarded.
**/
-Integration::BitmapPtr DownscaleBitmap( Integration::Bitmap& bitmap, ImageDimensions desired, FittingMode::Type fittingMode, SamplingMode::Type samplingMode );
+Dali::Devel::PixelBuffer DownscaleBitmap( Dali::Devel::PixelBuffer bitmap,
+ ImageDimensions desired,
+ FittingMode::Type fittingMode,
+ SamplingMode::Type samplingMode );
/**@}*/
/**
/**
* @copydoc LinearSample
*
- * Specialised for four byte per pixel formats like RGBA888.
+ * Specialised for four byte per pixel formats like RGBA8888.
* @note, If used on RGBA8888, the A component will be blended independently.
*/
void LinearSample4BPP( const unsigned char * __restrict__ inPixels,
unsigned char * __restrict__ outPixels,
ImageDimensions desiredDimensions );
+/**
+ * @brief Resamples the input image with the Lanczos algorithm.
+ *
+ * @pre @p inPixels must not alias @p outPixels. The input image should be a totally
+ * separate buffer from the output buffer.
+ *
+ * @param[in] inPixels Pointer to the input image buffer.
+ * @param[in] inputDimensions The input dimensions of the image.
+ * @param[out] outPixels Pointer to the output image buffer.
+ * @param[in] desiredDimensions The output dimensions of the image.
+ */
+void LanczosSample4BPP( const unsigned char * __restrict__ inPixels,
+ ImageDimensions inputDimensions,
+ unsigned char * __restrict__ outPixels,
+ ImageDimensions desiredDimensions );
+
+/**
+ * @brief Resamples the input image with the Lanczos algorithm.
+ *
+ * @pre @p inPixels must not alias @p outPixels. The input image should be a totally
+ * separate buffer from the output buffer.
+ *
+ * @param[in] inPixels Pointer to the input image buffer.
+ * @param[in] inputDimensions The input dimensions of the image.
+ * @param[out] outPixels Pointer to the output image buffer.
+ * @param[in] desiredDimensions The output dimensions of the image.
+ */
+void LanczosSample1BPP( const unsigned char * __restrict__ inPixels,
+ ImageDimensions inputDimensions,
+ unsigned char * __restrict__ outPixels,
+ ImageDimensions desiredDimensions );
+
+/**
+ * @brief Resamples the input image with the Lanczos algorithm.
+ *
+ * @pre @p inPixels must not alias @p outPixels. The input image should be a totally
+ * separate buffer from the output buffer.
+ *
+ * @param[in] inPixels Pointer to the input image buffer.
+ * @param[in] inputDimensions The input dimensions of the image.
+ * @param[out] outPixels Pointer to the output image buffer.
+ * @param[in] desiredDimensions The output dimensions of the image.
+ */
+void Resample( const unsigned char * __restrict__ inPixels,
+ ImageDimensions inputDimensions,
+ unsigned char * __restrict__ outPixels,
+ ImageDimensions desiredDimensions,
+ Resampler::Filter filterType,
+ int numChannels, bool hasAlpha );
+
+
+/**
+ * @brief Rotates the input image with an implementation of the 'Rotate by Shear' algorithm.
+ *
+ * @pre @p pixelsIn must not alias @p pixelsOut. The input image should be a totally
+ * separate buffer from the output buffer.
+ *
+ * @note This function allocates memory in @p pixelsOut which has to be released by calling @e free()
+ *
+ * @param[in] pixelsIn The input buffer.
+ * @param[in] widthIn The width of the input buffer.
+ * @param[in] heightIn The height of the input buffer.
+ * @param[in] pixelSize The size of the pixel.
+ * @param[in] radians The rotation angle in radians.
+ * @param[out] pixelsOut The rotated output buffer.
+ * @param[out] widthOut The width of the output buffer.
+ * @param[out] heightOut The height of the output buffer.
+ */
+void RotateByShear( const uint8_t* const pixelsIn,
+ unsigned int widthIn,
+ unsigned int heightIn,
+ unsigned int pixelSize,
+ float radians,
+ uint8_t*& pixelsOut,
+ unsigned int& widthOut,
+ unsigned int& heightOut );
+
/**@}*/
/**