tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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SkPDFBitmap.h (1301B)

      1 /*
      2 * Copyright 2015 Google Inc.
      3 *
      4 * Use of this source code is governed by a BSD-style license that can be
      5 * found in the LICENSE file.
      6 */
      7 #ifndef SkPDFBitmap_DEFINED
      8 #define SkPDFBitmap_DEFINED
      9 
     10 #include "include/core/SkData.h"
     11 #include "include/core/SkRefCnt.h"
     12 #include "src/core/SkChecksum.h"
     13 
     14 #include <cstdint>
     15 
     16 class SkImage;
     17 class SkPDFDocument;
     18 struct SkPDFIndirectReference;
     19 
     20 /**
     21 * Serialize a SkImage as an Image Xobject.
     22 *  quality > 100 means lossless
     23 */
     24 SkPDFIndirectReference SkPDFSerializeImage(const SkImage* img,
     25                                           SkPDFDocument* doc,
     26                                           int encodingQuality);
     27 
     28 size_t SkPDFSerializeImageSize(const SkImage* img, SkPDFDocument* doc, int encodingQuality);
     29 
     30 struct SkPDFIccProfileKey {
     31    sk_sp<SkData> fData;
     32    int fChannels;
     33    bool operator==(const SkPDFIccProfileKey& that) const {
     34        return fChannels == that.fChannels && fData->equals(that.fData.get());
     35    }
     36    bool operator!=(const SkPDFIccProfileKey& rhs) const { return !(*this == rhs); }
     37 
     38    struct Hash {
     39        uint32_t operator()(const SkPDFIccProfileKey& k) const {
     40            return SkGoodHash()(k.fChannels) ^ SkChecksum::Hash32(k.fData->data(), k.fData->size());
     41        }
     42    };
     43 };
     44 
     45 #endif  // SkPDFBitmap_DEFINED