Add m-esr52 at 52.6.0

1 files changed, 141 insertions, 0 deletions

diff --git a/gfx/2d/FilterProcessing.h b/gfx/2d/FilterProcessing.h
new file mode 100644
index 000000000..802d791a0
--- /dev/null
+++ b/gfx/2d/FilterProcessing.h
@@ -0,0 +1,141 @@
+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef _MOZILLA_GFX_FILTERPROCESSING_H_
+#define _MOZILLA_GFX_FILTERPROCESSING_H_
+
+#include "2D.h"
+#include "Filters.h"
+
+namespace mozilla {
+namespace gfx {
+
+const ptrdiff_t B8G8R8A8_COMPONENT_BYTEOFFSET_B = 0;
+const ptrdiff_t B8G8R8A8_COMPONENT_BYTEOFFSET_G = 1;
+const ptrdiff_t B8G8R8A8_COMPONENT_BYTEOFFSET_R = 2;
+const ptrdiff_t B8G8R8A8_COMPONENT_BYTEOFFSET_A = 3;
+
+class FilterProcessing
+{
+public:
+
+  // Fast approximate division by 255. It has the property that
+  // for all 0 <= v <= 255*255, FastDivideBy255(v) == v/255.
+  // But it only uses two adds and two shifts instead of an
+  // integer division (which is expensive on many processors).
+  template<class B, class A>
+  static B FastDivideBy255(A v)
+  {
+    return ((v << 8) + v + 255) >> 16;
+  }
+
+  static already_AddRefed<DataSourceSurface> ExtractAlpha(DataSourceSurface* aSource);
+  static already_AddRefed<DataSourceSurface> ConvertToB8G8R8A8(SourceSurface* aSurface);
+  static already_AddRefed<DataSourceSurface> ApplyBlending(DataSourceSurface* aInput1, DataSourceSurface* aInput2, BlendMode aBlendMode);
+  static void ApplyMorphologyHorizontal(uint8_t* aSourceData, int32_t aSourceStride,
+                                          uint8_t* aDestData, int32_t aDestStride,
+                                          const IntRect& aDestRect, int32_t aRadius,
+                                          MorphologyOperator aOperator);
+  static void ApplyMorphologyVertical(uint8_t* aSourceData, int32_t aSourceStride,
+                                          uint8_t* aDestData, int32_t aDestStride,
+                                          const IntRect& aDestRect, int32_t aRadius,
+                                          MorphologyOperator aOperator);
+  static already_AddRefed<DataSourceSurface> ApplyColorMatrix(DataSourceSurface* aInput, const Matrix5x4 &aMatrix);
+  static void ApplyComposition(DataSourceSurface* aSource, DataSourceSurface* aDest, CompositeOperator aOperator);
+  static void SeparateColorChannels(DataSourceSurface* aSource,
+                                    RefPtr<DataSourceSurface>& aChannel0,
+                                    RefPtr<DataSourceSurface>& aChannel1,
+                                    RefPtr<DataSourceSurface>& aChannel2,
+                                    RefPtr<DataSourceSurface>& aChannel3);
+  static already_AddRefed<DataSourceSurface>
+    CombineColorChannels(DataSourceSurface* aChannel0, DataSourceSurface* aChannel1,
+                         DataSourceSurface* aChannel2, DataSourceSurface* aChannel3);
+  static void DoPremultiplicationCalculation(const IntSize& aSize,
+                                        uint8_t* aTargetData, int32_t aTargetStride,
+                                        uint8_t* aSourceData, int32_t aSourceStride);
+  static void DoUnpremultiplicationCalculation(const IntSize& aSize,
+                                               uint8_t* aTargetData, int32_t aTargetStride,
+                                               uint8_t* aSourceData, int32_t aSourceStride);
+  static already_AddRefed<DataSourceSurface>
+    RenderTurbulence(const IntSize &aSize, const Point &aOffset, const Size &aBaseFrequency,
+                     int32_t aSeed, int aNumOctaves, TurbulenceType aType, bool aStitch, const Rect &aTileRect);
+  static already_AddRefed<DataSourceSurface>
+    ApplyArithmeticCombine(DataSourceSurface* aInput1, DataSourceSurface* aInput2, Float aK1, Float aK2, Float aK3, Float aK4);
+
+protected:
+  static void ExtractAlpha_Scalar(const IntSize& size, uint8_t* sourceData, int32_t sourceStride, uint8_t* alphaData, int32_t alphaStride);
+  static already_AddRefed<DataSourceSurface> ConvertToB8G8R8A8_Scalar(SourceSurface* aSurface);
+  static void ApplyMorphologyHorizontal_Scalar(uint8_t* aSourceData, int32_t aSourceStride,
+                                               uint8_t* aDestData, int32_t aDestStride,
+                                               const IntRect& aDestRect, int32_t aRadius,
+                                               MorphologyOperator aOperator);
+  static void ApplyMorphologyVertical_Scalar(uint8_t* aSourceData, int32_t aSourceStride,
+                                               uint8_t* aDestData, int32_t aDestStride,
+                                               const IntRect& aDestRect, int32_t aRadius,
+                                               MorphologyOperator aOperator);
+  static already_AddRefed<DataSourceSurface> ApplyColorMatrix_Scalar(DataSourceSurface* aInput, const Matrix5x4 &aMatrix);
+  static void ApplyComposition_Scalar(DataSourceSurface* aSource, DataSourceSurface* aDest, CompositeOperator aOperator);
+
+  static void SeparateColorChannels_Scalar(const IntSize &size, uint8_t* sourceData, int32_t sourceStride, uint8_t* channel0Data, uint8_t* channel1Data, uint8_t* channel2Data, uint8_t* channel3Data, int32_t channelStride);
+  static void CombineColorChannels_Scalar(const IntSize &size, int32_t resultStride, uint8_t* resultData, int32_t channelStride, uint8_t* channel0Data, uint8_t* channel1Data, uint8_t* channel2Data, uint8_t* channel3Data);
+  static void DoPremultiplicationCalculation_Scalar(const IntSize& aSize,
+                                        uint8_t* aTargetData, int32_t aTargetStride,
+                                        uint8_t* aSourceData, int32_t aSourceStride);
+  static void DoUnpremultiplicationCalculation_Scalar(const IntSize& aSize,
+                                               uint8_t* aTargetData, int32_t aTargetStride,
+                                               uint8_t* aSourceData, int32_t aSourceStride);
+  static already_AddRefed<DataSourceSurface>
+    RenderTurbulence_Scalar(const IntSize &aSize, const Point &aOffset, const Size &aBaseFrequency,
+                            int32_t aSeed, int aNumOctaves, TurbulenceType aType, bool aStitch, const Rect &aTileRect);
+  static already_AddRefed<DataSourceSurface>
+    ApplyArithmeticCombine_Scalar(DataSourceSurface* aInput1, DataSourceSurface* aInput2, Float aK1, Float aK2, Float aK3, Float aK4);
+
+#ifdef USE_SSE2
+  static void ExtractAlpha_SSE2(const IntSize& size, uint8_t* sourceData, int32_t sourceStride, uint8_t* alphaData, int32_t alphaStride);
+  static already_AddRefed<DataSourceSurface> ConvertToB8G8R8A8_SSE2(SourceSurface* aSurface);
+  static already_AddRefed<DataSourceSurface> ApplyBlending_SSE2(DataSourceSurface* aInput1, DataSourceSurface* aInput2, BlendMode aBlendMode);
+  static void ApplyMorphologyHorizontal_SSE2(uint8_t* aSourceData, int32_t aSourceStride,
+                                             uint8_t* aDestData, int32_t aDestStride,
+                                             const IntRect& aDestRect, int32_t aRadius,
+                                             MorphologyOperator aOperator);
+  static void ApplyMorphologyVertical_SSE2(uint8_t* aSourceData, int32_t aSourceStride,
+                                             uint8_t* aDestData, int32_t aDestStride,
+                                             const IntRect& aDestRect, int32_t aRadius,
+                                             MorphologyOperator aOperator);
+  static already_AddRefed<DataSourceSurface> ApplyColorMatrix_SSE2(DataSourceSurface* aInput, const Matrix5x4 &aMatrix);
+  static void ApplyComposition_SSE2(DataSourceSurface* aSource, DataSourceSurface* aDest, CompositeOperator aOperator);
+  static void SeparateColorChannels_SSE2(const IntSize &size, uint8_t* sourceData, int32_t sourceStride, uint8_t* channel0Data, uint8_t* channel1Data, uint8_t* channel2Data, uint8_t* channel3Data, int32_t channelStride);
+  static void CombineColorChannels_SSE2(const IntSize &size, int32_t resultStride, uint8_t* resultData, int32_t channelStride, uint8_t* channel0Data, uint8_t* channel1Data, uint8_t* channel2Data, uint8_t* channel3Data);
+  static void DoPremultiplicationCalculation_SSE2(const IntSize& aSize,
+                                        uint8_t* aTargetData, int32_t aTargetStride,
+                                        uint8_t* aSourceData, int32_t aSourceStride);
+  static void DoUnpremultiplicationCalculation_SSE2(const IntSize& aSize,
+                                               uint8_t* aTargetData, int32_t aTargetStride,
+                                               uint8_t* aSourceData, int32_t aSourceStride);
+  static already_AddRefed<DataSourceSurface>
+    RenderTurbulence_SSE2(const IntSize &aSize, const Point &aOffset, const Size &aBaseFrequency,
+                          int32_t aSeed, int aNumOctaves, TurbulenceType aType, bool aStitch, const Rect &aTileRect);
+  static already_AddRefed<DataSourceSurface>
+    ApplyArithmeticCombine_SSE2(DataSourceSurface* aInput1, DataSourceSurface* aInput2, Float aK1, Float aK2, Float aK3, Float aK4);
+#endif
+};
+
+// Constant-time max and min functions for unsigned arguments
+static inline unsigned
+umax(unsigned a, unsigned b)
+{
+  return a - ((a - b) & -(a < b));
+}
+
+static inline unsigned
+umin(unsigned a, unsigned b)
+{
+  return a - ((a - b) & -(a > b));
+}
+
+} // namespace gfx
+} // namespace mozilla
+
+#endif // _MOZILLA_GFX_FILTERPROCESSING_H_