123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384 |
- /*
- * Copyright 2011 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #include "gm/gm.h"
- #include "include/core/SkBitmap.h"
- #include "include/core/SkCanvas.h"
- #include "include/core/SkData.h"
- #include "include/core/SkEncodedImageFormat.h"
- #include "include/core/SkFont.h"
- #include "include/core/SkImage.h"
- #include "include/core/SkImageEncoder.h"
- #include "include/core/SkPaint.h"
- #include "include/core/SkRefCnt.h"
- #include "include/core/SkSize.h"
- #include "include/core/SkString.h"
- #include "tools/Resources.h"
- namespace skiagm {
- class EncodeGM : public GM {
- public:
- EncodeGM() {}
- protected:
- SkString onShortName() override {
- return SkString("encode");
- }
- SkISize onISize() override {
- return SkISize::Make(1024, 600);
- }
- void onDraw(SkCanvas* canvas) override {
- SkBitmap orig;
- GetResourceAsBitmap("images/mandrill_512_q075.jpg", &orig);
- auto pngData = SkEncodeBitmap(orig, SkEncodedImageFormat::kPNG, 100);
- auto jpgData = SkEncodeBitmap(orig, SkEncodedImageFormat::kJPEG, 100);
- sk_sp<SkImage> pngImage = SkImage::MakeFromEncoded(pngData);
- sk_sp<SkImage> jpgImage = SkImage::MakeFromEncoded(jpgData);
- canvas->drawImage(pngImage.get(), 0.0f, 0.0f);
- canvas->drawImage(jpgImage.get(), 512.0f, 0.0f);
- SkFont font;
- font.setEdging(SkFont::Edging::kAlias);
- canvas->drawString("Images should look identical.", 450.0f, 550.0f, font, SkPaint());
- }
- private:
- typedef GM INHERITED;
- };
- DEF_GM( return new EncodeGM; )
- }
- ///////////
- #if 0
- DEF_SIMPLE_GM(jpeg_orientation, canvas, 1000, 1000) {
- static sk_sp<SkImage> imgs[8];
- if (!imgs[0]) {
- for (int i = 0; i < 8; ++i) {
- SkString path;
- path.printf("/skia/orientation/Landscape_%d.jpg", i + 1);
- auto stream = SkStream::MakeFromFile(path.c_str());
- auto data = SkData::MakeFromStream(stream.get(), stream->getLength());
- imgs[i] = SkImage::MakeFromEncoded(data, nullptr);
- }
- }
- canvas->scale(0.25, 0.25);
- for (int i = 0; i < 8; ++i) {
- SkImage* img = imgs[i].get();
- canvas->drawImage(img, 0, 0, nullptr);
- canvas->translate(0, img->height());
- if (i == 3) {
- canvas->translate(img->width(), -4*img->height());
- }
- }
- }
- #endif
|