105054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org/* 205054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org * Copyright 2012 The Android Open Source Project 305054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org * 405054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org * Use of this source code is governed by a BSD-style license that can be 505054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org * found in the LICENSE file. 605054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org */ 705054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 805054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 905054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org#ifndef SkMorphologyImageFilter_DEFINED 1005054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org#define SkMorphologyImageFilter_DEFINED 1105054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 120ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org#include "SkColor.h" 13377c14a1e648f4427bd11474fad8ac264d98aff2senorblanco@chromium.org#include "SkImageFilter.h" 14bf2768bab9f3b21c03a8f9a75dc891231d5857ccsenorblanco@chromium.org#include "SkSize.h" 1505054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 16377c14a1e648f4427bd11474fad8ac264d98aff2senorblanco@chromium.orgclass SK_API SkMorphologyImageFilter : public SkImageFilter { 1705054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.orgpublic: 1836352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void computeFastBounds(const SkRect& src, SkRect* dst) const override; 1936352bf5e38f45a70ee4f4fc132a38048d38206dmtklein bool onFilterBounds(const SkIRect& src, const SkMatrix& ctm, SkIRect* dst) const override; 2005054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 210ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org /** 220ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org * All morphology procs have the same signature: src is the source buffer, dst the 230ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org * destination buffer, radius is the morphology radius, width and height are the bounds 240ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org * of the destination buffer (in pixels), and srcStride and dstStride are the 250ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org * number of pixels per row in each buffer. All buffers are 8888. 260ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org */ 270ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org 280ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org typedef void (*Proc)(const SkPMColor* src, SkPMColor* dst, int radius, 290ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org int width, int height, int srcStride, int dstStride); 300ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org 3105054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.orgprotected: 32cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org SkMorphologyImageFilter(int radiusX, int radiusY, SkImageFilter* input, 3324e06d5244ae96e440410e1d76e039983b2efac9senorblanco const CropRect* cropRect); 340ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org bool filterImageGeneric(Proc procX, Proc procY, 354cb543d6057b692e1099e9f115155f0bf323a0c8senorblanco@chromium.org Proxy*, const SkBitmap& src, const Context&, 36ae761f7545d8ebf181d220169afac2056b057b8ccommit-bot@chromium.org SkBitmap* result, SkIPoint* offset) const; 3736352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void flatten(SkWriteBuffer&) const override; 3884207c42789e67ef377befb0c9057b9b73fbd6e3senorblanco@chromium.org#if SK_SUPPORT_GPU 3936352bf5e38f45a70ee4f4fc132a38048d38206dmtklein bool canFilterImageGPU() const override { return true; } 400ded88d431a1872e21986984f009db2e84f52738senorblanco@chromium.org bool filterImageGPUGeneric(bool dilate, Proxy* proxy, const SkBitmap& src, 414cb543d6057b692e1099e9f115155f0bf323a0c8senorblanco@chromium.org const Context& ctm, SkBitmap* result, 42ae761f7545d8ebf181d220169afac2056b057b8ccommit-bot@chromium.org SkIPoint* offset) const; 4384207c42789e67ef377befb0c9057b9b73fbd6e3senorblanco@chromium.org#endif 4454924243c1b65b3ee6d8fa064b50a9b1bb2a19a5djsollen@google.com 4505054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org SkISize radius() const { return fRadius; } 4605054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 4705054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.orgprivate: 4805054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org SkISize fRadius; 49377c14a1e648f4427bd11474fad8ac264d98aff2senorblanco@chromium.org typedef SkImageFilter INHERITED; 5005054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org}; 5105054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 5205054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.orgclass SK_API SkDilateImageFilter : public SkMorphologyImageFilter { 5305054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.orgpublic: 54cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org static SkDilateImageFilter* Create(int radiusX, int radiusY, 55cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org SkImageFilter* input = NULL, 5624e06d5244ae96e440410e1d76e039983b2efac9senorblanco const CropRect* cropRect = NULL) { 579fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed if (radiusX < 0 || radiusY < 0) { 589fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed return NULL; 599fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed } 6024e06d5244ae96e440410e1d76e039983b2efac9senorblanco return SkNEW_ARGS(SkDilateImageFilter, (radiusX, radiusY, input, cropRect)); 61cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org } 6205054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 634cb543d6057b692e1099e9f115155f0bf323a0c8senorblanco@chromium.org virtual bool onFilterImage(Proxy*, const SkBitmap& src, const Context&, 6436352bf5e38f45a70ee4f4fc132a38048d38206dmtklein SkBitmap* result, SkIPoint* offset) const override; 6584207c42789e67ef377befb0c9057b9b73fbd6e3senorblanco@chromium.org#if SK_SUPPORT_GPU 664cb543d6057b692e1099e9f115155f0bf323a0c8senorblanco@chromium.org virtual bool filterImageGPU(Proxy* proxy, const SkBitmap& src, const Context&, 6736352bf5e38f45a70ee4f4fc132a38048d38206dmtklein SkBitmap* result, SkIPoint* offset) const override; 6884207c42789e67ef377befb0c9057b9b73fbd6e3senorblanco@chromium.org#endif 69ba28d03e94dc221d6a803bf2a84a420b9159255cdjsollen@google.com 70f3f5bad7ded35265c0b5d042cc4174386b197a33robertphillips SK_TO_STRING_OVERRIDE() 71ba28d03e94dc221d6a803bf2a84a420b9159255cdjsollen@google.com SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDilateImageFilter) 7205054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 7354924243c1b65b3ee6d8fa064b50a9b1bb2a19a5djsollen@google.comprotected: 7424e06d5244ae96e440410e1d76e039983b2efac9senorblanco SkDilateImageFilter(int radiusX, int radiusY, SkImageFilter* input, const CropRect* cropRect) 7524e06d5244ae96e440410e1d76e039983b2efac9senorblanco : INHERITED(radiusX, radiusY, input, cropRect) {} 7654924243c1b65b3ee6d8fa064b50a9b1bb2a19a5djsollen@google.comprivate: 7705054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org typedef SkMorphologyImageFilter INHERITED; 7805054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org}; 7905054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 8005054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.orgclass SK_API SkErodeImageFilter : public SkMorphologyImageFilter { 8105054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.orgpublic: 82cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org static SkErodeImageFilter* Create(int radiusX, int radiusY, 83cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org SkImageFilter* input = NULL, 8424e06d5244ae96e440410e1d76e039983b2efac9senorblanco const CropRect* cropRect = NULL) { 859fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed if (radiusX < 0 || radiusY < 0) { 869fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed return NULL; 879fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed } 8824e06d5244ae96e440410e1d76e039983b2efac9senorblanco return SkNEW_ARGS(SkErodeImageFilter, (radiusX, radiusY, input, cropRect)); 89cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org } 9005054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 914cb543d6057b692e1099e9f115155f0bf323a0c8senorblanco@chromium.org virtual bool onFilterImage(Proxy*, const SkBitmap& src, const Context&, 9236352bf5e38f45a70ee4f4fc132a38048d38206dmtklein SkBitmap* result, SkIPoint* offset) const override; 9384207c42789e67ef377befb0c9057b9b73fbd6e3senorblanco@chromium.org#if SK_SUPPORT_GPU 944cb543d6057b692e1099e9f115155f0bf323a0c8senorblanco@chromium.org virtual bool filterImageGPU(Proxy* proxy, const SkBitmap& src, const Context&, 9536352bf5e38f45a70ee4f4fc132a38048d38206dmtklein SkBitmap* result, SkIPoint* offset) const override; 9684207c42789e67ef377befb0c9057b9b73fbd6e3senorblanco@chromium.org#endif 9705054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 98f3f5bad7ded35265c0b5d042cc4174386b197a33robertphillips SK_TO_STRING_OVERRIDE() 99ba28d03e94dc221d6a803bf2a84a420b9159255cdjsollen@google.com SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkErodeImageFilter) 10005054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 10154924243c1b65b3ee6d8fa064b50a9b1bb2a19a5djsollen@google.comprotected: 10224e06d5244ae96e440410e1d76e039983b2efac9senorblanco SkErodeImageFilter(int radiusX, int radiusY, SkImageFilter* input, const CropRect* cropRect) 10324e06d5244ae96e440410e1d76e039983b2efac9senorblanco : INHERITED(radiusX, radiusY, input, cropRect) {} 104cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org 10505054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.orgprivate: 10605054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org typedef SkMorphologyImageFilter INHERITED; 10705054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org}; 10805054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org 10905054f1a78a697b507580d0025db6c90423e033fsenorblanco@chromium.org#endif 110