[4.0] Rotate() method added to the PixelBuffer.

[platform/core/uifw/dali-adaptor.git] / platform-abstractions / portable / image-operations.h

diff --git a/platform-abstractions/portable/image-operations.h b/platform-abstractions/portable/image-operations.h
index dd46ee4..b83cca1 100644 (file)
--- a/platform-abstractions/portable/image-operations.h
+++ b/platform-abstractions/portable/image-operations.h
@@ -1,5 +1,5 @@
 /*
- * 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.
@@ -24,6 +24,14 @@
 // 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
 {
@@ -79,13 +87,16 @@ ImageDimensions CalculateDesiredDimensions( ImageDimensions rawDimensions, Image
  *         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 );
 /**@}*/
 
 /**
@@ -329,7 +340,7 @@ void LinearSample4BPP( const unsigned char * __restrict__ inPixels,
  * @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 input one.
+ * separate buffer from the output buffer.
  *
  * @param[in] inPixels Pointer to the input image buffer.
  * @param[in] inputDimensions The input dimensions of the image.
@@ -340,6 +351,63 @@ 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.
+ *
+ * @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 );
+
 /**@}*/
 
 /**