msarett | 36c38cb | 2016-08-15 18:52:17 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2011 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 | */ |
Hal Canary | a70ae1a | 2019-01-08 15:04:23 -0500 | [diff] [blame] | 7 | |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 8 | #include "gm/gm.h" |
| 9 | #include "include/core/SkBitmap.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 10 | #include "include/core/SkCanvas.h" |
| 11 | #include "include/core/SkData.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 12 | #include "include/core/SkEncodedImageFormat.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 13 | #include "include/core/SkFont.h" |
| 14 | #include "include/core/SkImage.h" |
| 15 | #include "include/core/SkImageEncoder.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 16 | #include "include/core/SkPaint.h" |
| 17 | #include "include/core/SkRefCnt.h" |
| 18 | #include "include/core/SkSize.h" |
| 19 | #include "include/core/SkString.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 20 | #include "tools/Resources.h" |
msarett | 36c38cb | 2016-08-15 18:52:17 -0700 | [diff] [blame] | 21 | |
| 22 | namespace skiagm { |
| 23 | |
| 24 | class EncodeGM : public GM { |
| 25 | public: |
| 26 | EncodeGM() {} |
| 27 | |
| 28 | protected: |
| 29 | SkString onShortName() override { |
| 30 | return SkString("encode"); |
| 31 | } |
| 32 | |
| 33 | SkISize onISize() override { |
| 34 | return SkISize::Make(1024, 600); |
| 35 | } |
| 36 | |
| 37 | void onDraw(SkCanvas* canvas) override { |
| 38 | SkBitmap orig; |
Hal Canary | c465d13 | 2017-12-08 10:21:31 -0500 | [diff] [blame] | 39 | GetResourceAsBitmap("images/mandrill_512_q075.jpg", &orig); |
Leon Scroggins III | 0098ccb | 2018-09-24 15:24:31 -0400 | [diff] [blame] | 40 | auto pngData = SkEncodeBitmap(orig, SkEncodedImageFormat::kPNG, 100); |
| 41 | auto jpgData = SkEncodeBitmap(orig, SkEncodedImageFormat::kJPEG, 100); |
msarett | 36c38cb | 2016-08-15 18:52:17 -0700 | [diff] [blame] | 42 | |
| 43 | sk_sp<SkImage> pngImage = SkImage::MakeFromEncoded(pngData); |
Leon Scroggins III | 0098ccb | 2018-09-24 15:24:31 -0400 | [diff] [blame] | 44 | sk_sp<SkImage> jpgImage = SkImage::MakeFromEncoded(jpgData); |
msarett | 36c38cb | 2016-08-15 18:52:17 -0700 | [diff] [blame] | 45 | canvas->drawImage(pngImage.get(), 0.0f, 0.0f); |
Leon Scroggins III | 0098ccb | 2018-09-24 15:24:31 -0400 | [diff] [blame] | 46 | canvas->drawImage(jpgImage.get(), 512.0f, 0.0f); |
msarett | 36c38cb | 2016-08-15 18:52:17 -0700 | [diff] [blame] | 47 | |
Hal Canary | a70ae1a | 2019-01-08 15:04:23 -0500 | [diff] [blame] | 48 | SkFont font; |
| 49 | font.setEdging(SkFont::Edging::kAlias); |
| 50 | canvas->drawString("Images should look identical.", 450.0f, 550.0f, font, SkPaint()); |
msarett | 36c38cb | 2016-08-15 18:52:17 -0700 | [diff] [blame] | 51 | } |
| 52 | |
| 53 | private: |
John Stiles | 7571f9e | 2020-09-02 22:42:33 -0400 | [diff] [blame] | 54 | using INHERITED = GM; |
msarett | 36c38cb | 2016-08-15 18:52:17 -0700 | [diff] [blame] | 55 | }; |
| 56 | |
| 57 | DEF_GM( return new EncodeGM; ) |
John Stiles | a6841be | 2020-08-06 14:11:56 -0400 | [diff] [blame] | 58 | } // namespace skiagm |
Mike Reed | 4379869 | 2017-10-17 18:04:32 +0000 | [diff] [blame] | 59 | |
| 60 | /////////// |
| 61 | |
| 62 | #if 0 |
| 63 | DEF_SIMPLE_GM(jpeg_orientation, canvas, 1000, 1000) { |
| 64 | static sk_sp<SkImage> imgs[8]; |
| 65 | if (!imgs[0]) { |
| 66 | for (int i = 0; i < 8; ++i) { |
| 67 | SkString path; |
| 68 | path.printf("/skia/orientation/Landscape_%d.jpg", i + 1); |
| 69 | auto stream = SkStream::MakeFromFile(path.c_str()); |
| 70 | auto data = SkData::MakeFromStream(stream.get(), stream->getLength()); |
| 71 | imgs[i] = SkImage::MakeFromEncoded(data, nullptr); |
| 72 | } |
| 73 | } |
| 74 | canvas->scale(0.25, 0.25); |
| 75 | for (int i = 0; i < 8; ++i) { |
| 76 | SkImage* img = imgs[i].get(); |
| 77 | canvas->drawImage(img, 0, 0, nullptr); |
| 78 | canvas->translate(0, img->height()); |
| 79 | if (i == 3) { |
| 80 | canvas->translate(img->width(), -4*img->height()); |
| 81 | } |
| 82 | } |
| 83 | } |
| 84 | #endif |