21 static_assert(PNG_FILTER_NONE  == (int)SkPngEncoder::FilterFlag::kNone,  "Skia libpng filter err.");
22 static_assert(PNG_FILTER_SUB   == (int)SkPngEncoder::FilterFlag::kSub,   "Skia libpng filter err.");
23 static_assert(PNG_FILTER_UP    == (int)SkPngEncoder::FilterFlag::kUp,    "Skia libpng filter err.");
24 static_assert(PNG_FILTER_AVG   == (int)SkPngEncoder::FilterFlag::kAvg,   "Skia libpng filter err.");
25 static_assert(PNG_FILTER_PAETH == (int)SkPngEncoder::FilterFlag::kPaeth, "Skia libpng filter err.");
26 static_assert(PNG_ALL_FILTERS  == (int)SkPngEncoder::FilterFlag::kAll,   "Skia libpng filter err.");
54     bool setHeader(const SkImageInfo& srcInfo, const SkPngEncoder::Options& options);
98 bool SkPngEncoderMgr::setHeader(const SkImageInfo& srcInfo, const SkPngEncoder::Options& options) {  in setHeader()
162     int filters = (int)options.fFilterFlags & (int)SkPngEncoder::FilterFlag::kAll;  in setHeader()
316 std::unique_ptr<SkEncoder> SkPngEncoder::Make(SkWStream* dst, const SkPixmap& src,  in Make()
341     return std::unique_ptr<SkPngEncoder>(new SkPngEncoder(std::move(encoderMgr), src));  in Make()
344 SkPngEncoder::SkPngEncoder(std::unique_ptr<SkPngEncoderMgr> encoderMgr, const SkPixmap& src)  in SkPngEncoder()  function in SkPngEncoder
349 SkPngEncoder::~SkPngEncoder() {}  in ~SkPngEncoder()
351 bool SkPngEncoder::onEncodeRows(int numRows) {  in onEncodeRows()
374 bool SkPngEncoder::Encode(SkWStream* dst, const SkPixmap& src, const Options& options) {  in Encode()
375     auto encoder = SkPngEncoder::Make(dst, src, options);  in Encode()