a70ae1a70f
Change-Id: I2e6cb63839ec9c6f9d5b829505472f97b076a82c Reviewed-on: https://skia-review.googlesource.com/c/182260 Auto-Submit: Hal Canary <halcanary@google.com> Commit-Queue: Mike Reed <reed@google.com> Reviewed-by: Mike Reed <reed@google.com>
79 lines
2.1 KiB
C++
79 lines
2.1 KiB
C++
/*
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* Copyright 2011 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 "gm.h"
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#include "Resources.h"
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#include "SkCanvas.h"
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#include "SkData.h"
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#include "SkFont.h"
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#include "SkImage.h"
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#include "SkImageEncoder.h"
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namespace skiagm {
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class EncodeGM : public GM {
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public:
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EncodeGM() {}
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protected:
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SkString onShortName() override {
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return SkString("encode");
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}
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SkISize onISize() override {
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return SkISize::Make(1024, 600);
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}
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void onDraw(SkCanvas* canvas) override {
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SkBitmap orig;
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GetResourceAsBitmap("images/mandrill_512_q075.jpg", &orig);
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auto pngData = SkEncodeBitmap(orig, SkEncodedImageFormat::kPNG, 100);
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auto jpgData = SkEncodeBitmap(orig, SkEncodedImageFormat::kJPEG, 100);
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sk_sp<SkImage> pngImage = SkImage::MakeFromEncoded(pngData);
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sk_sp<SkImage> jpgImage = SkImage::MakeFromEncoded(jpgData);
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canvas->drawImage(pngImage.get(), 0.0f, 0.0f);
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canvas->drawImage(jpgImage.get(), 512.0f, 0.0f);
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SkFont font;
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font.setEdging(SkFont::Edging::kAlias);
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canvas->drawString("Images should look identical.", 450.0f, 550.0f, font, SkPaint());
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}
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private:
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typedef GM INHERITED;
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};
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DEF_GM( return new EncodeGM; )
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}
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///////////
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#if 0
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DEF_SIMPLE_GM(jpeg_orientation, canvas, 1000, 1000) {
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static sk_sp<SkImage> imgs[8];
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if (!imgs[0]) {
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for (int i = 0; i < 8; ++i) {
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SkString path;
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path.printf("/skia/orientation/Landscape_%d.jpg", i + 1);
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auto stream = SkStream::MakeFromFile(path.c_str());
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auto data = SkData::MakeFromStream(stream.get(), stream->getLength());
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imgs[i] = SkImage::MakeFromEncoded(data, nullptr);
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}
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}
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canvas->scale(0.25, 0.25);
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for (int i = 0; i < 8; ++i) {
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SkImage* img = imgs[i].get();
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canvas->drawImage(img, 0, 0, nullptr);
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canvas->translate(0, img->height());
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if (i == 3) {
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canvas->translate(img->width(), -4*img->height());
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}
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}
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}
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#endif
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