530c844d25
Not needed since now we can get it from the SkImageInfo. TBR=reed@google.com BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2170793004 Review-Url: https://codereview.chromium.org/2170793004
59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "ImageSlide.h"
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#include "SkBitmap.h"
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#include "SkCodec.h"
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#include "SkColorSpaceXform.h"
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#include "SkColorSpace.h"
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#include "SkCanvas.h"
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#include "SkData.h"
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#include "SkImage.h"
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#include "SkMetaData.h"
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ImageSlide::ImageSlide(const SkString& name, const SkString& path) : fPath(path) {
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fName = name;
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}
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SkISize ImageSlide::getDimensions() const {
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return fImage ? fImage->dimensions() : SkISize::Make(0, 0);
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}
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void ImageSlide::draw(SkCanvas* canvas) {
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if (canvas->getMetaData().hasBool(kImageColorXformMetaData, true)) {
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canvas->drawBitmap(fXformedBitmap, 0, 0);
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} else {
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// skbug.com/5428
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// drawImage() and drawBitmap() behave differently in sRGB mode.
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// canvas->drawImage(fImage.get(), 0, 0);
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canvas->drawBitmap(fOriginalBitmap, 0, 0);
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}
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}
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void ImageSlide::load(SkScalar, SkScalar) {
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sk_sp<SkData> encoded = SkData::MakeFromFileName(fPath.c_str());
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fImage = SkImage::MakeFromEncoded(encoded);
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fImage->asLegacyBitmap(&fOriginalBitmap, SkImage::kRO_LegacyBitmapMode);
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SkAutoTDelete<SkCodec> codec(SkCodec::NewFromData(encoded.get()));
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sk_sp<SkColorSpace> srcSpace = sk_ref_sp(codec->getInfo().colorSpace());
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sk_sp<SkColorSpace> dstSpace = SkColorSpace::NewNamed(SkColorSpace::kAdobeRGB_Named);
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std::unique_ptr<SkColorSpaceXform> xform = SkColorSpaceXform::New(srcSpace, dstSpace);
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fOriginalBitmap.deepCopyTo(&fXformedBitmap);
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uint32_t* row = (uint32_t*) fXformedBitmap.getPixels();
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for (int y = 0; y < fXformedBitmap.height(); y++) {
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xform->applyTo8888(row, row, fXformedBitmap.width());
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row = SkTAddOffset<uint32_t>(row, fXformedBitmap.rowBytes());
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}
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fXformedBitmap.notifyPixelsChanged(); // This is needed for the deepCopy
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}
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void ImageSlide::unload() {
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fImage.reset(nullptr);
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}
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