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Side by Side Diff: tests/ImageTest.cpp

Issue 1777863003: TBR=robertphillips@google.com (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 4 years, 9 months ago
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1 /* 1 /*
2 * Copyright 2015 Google Inc. 2 * Copyright 2015 Google Inc.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license that can be 4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file. 5 * found in the LICENSE file.
6 */ 6 */
7 7
8 #include <functional> 8 #include <functional>
9 #include <initializer_list>
10 #include "DMGpuSupport.h" 9 #include "DMGpuSupport.h"
11 10
12 #include "SkBitmap.h" 11 #include "SkBitmap.h"
13 #include "SkCanvas.h" 12 #include "SkCanvas.h"
14 #include "SkData.h" 13 #include "SkData.h"
15 #include "SkDevice.h" 14 #include "SkDevice.h"
16 #include "SkImageEncoder.h" 15 #include "SkImageEncoder.h"
17 #include "SkImageGenerator.h" 16 #include "SkImageGenerator.h"
18 #include "SkImage_Base.h" 17 #include "SkImage_Base.h"
19 #include "SkPicture.h" 18 #include "SkPicture.h"
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after
56 SkPaint paint; 55 SkPaint paint;
57 paint.setColor(SK_ColorBLACK); 56 paint.setColor(SK_ColorBLACK);
58 canvas->drawRect(SkRect::MakeXYWH(5, 5, 10, 10), paint); 57 canvas->drawRect(SkRect::MakeXYWH(5, 5, 10, 10), paint);
59 } 58 }
60 static SkImage* create_image() { 59 static SkImage* create_image() {
61 const SkImageInfo info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType); 60 const SkImageInfo info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType);
62 SkAutoTUnref<SkSurface> surface(SkSurface::NewRaster(info)); 61 SkAutoTUnref<SkSurface> surface(SkSurface::NewRaster(info));
63 draw_image_test_pattern(surface->getCanvas()); 62 draw_image_test_pattern(surface->getCanvas());
64 return surface->newImageSnapshot(); 63 return surface->newImageSnapshot();
65 } 64 }
66 #if 0
67 static SkImage* create_image_565() {
68 const SkImageInfo info = SkImageInfo::Make(20, 20, kRGB_565_SkColorType, kOp aque_SkAlphaType);
69 SkAutoTUnref<SkSurface> surface(SkSurface::NewRaster(info));
70 draw_image_test_pattern(surface->getCanvas());
71 return surface->newImageSnapshot();
72 }
73 #endif
74 static SkImage* create_image_ct() {
75 SkPMColor colors[] = {
76 SkPreMultiplyARGB(0xFF, 0xFF, 0xFF, 0x00),
77 SkPreMultiplyARGB(0x80, 0x00, 0xA0, 0xFF),
78 SkPreMultiplyARGB(0xFF, 0xBB, 0x00, 0xBB)
79 };
80 SkAutoTUnref<SkColorTable> colorTable(new SkColorTable(colors, SK_ARRAY_COUN T(colors)));
81 uint8_t data[] = {
82 0, 0, 0, 0, 0,
83 0, 1, 1, 1, 0,
84 0, 1, 2, 1, 0,
85 0, 1, 1, 1, 0,
86 0, 0, 0, 0, 0
87 };
88 SkImageInfo info = SkImageInfo::Make(5, 5, kIndex_8_SkColorType, kPremul_SkA lphaType);
89 return SkImage::NewRasterCopy(info, data, 5, colorTable);
90 }
91 static SkData* create_image_data(SkImageInfo* info) { 65 static SkData* create_image_data(SkImageInfo* info) {
92 *info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType); 66 *info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType);
93 const size_t rowBytes = info->minRowBytes(); 67 const size_t rowBytes = info->minRowBytes();
94 SkAutoTUnref<SkData> data(SkData::NewUninitialized(rowBytes * info->height() )); 68 SkAutoTUnref<SkData> data(SkData::NewUninitialized(rowBytes * info->height() ));
95 { 69 {
96 SkBitmap bm; 70 SkBitmap bm;
97 bm.installPixels(*info, data->writable_data(), rowBytes); 71 bm.installPixels(*info, data->writable_data(), rowBytes);
98 SkCanvas canvas(bm); 72 SkCanvas canvas(bm);
99 draw_image_test_pattern(&canvas); 73 draw_image_test_pattern(&canvas);
100 } 74 }
(...skipping 649 matching lines...) Expand 10 before | Expand all | Expand 10 after
750 // write pixels call violated the contract with refImg and refImg is now und efined. 724 // write pixels call violated the contract with refImg and refImg is now und efined.
751 check_image_color(reporter, refImg, expected1); 725 check_image_color(reporter, refImg, expected1);
752 #endif 726 #endif
753 check_image_color(reporter, cpyImg, expected0); 727 check_image_color(reporter, cpyImg, expected0);
754 728
755 // Now exercise the release proc 729 // Now exercise the release proc
756 REPORTER_ASSERT(reporter, 0 == releaseChecker.fReleaseCount); 730 REPORTER_ASSERT(reporter, 0 == releaseChecker.fReleaseCount);
757 refImg.reset(nullptr); // force a release of the image 731 refImg.reset(nullptr); // force a release of the image
758 REPORTER_ASSERT(reporter, 1 == releaseChecker.fReleaseCount); 732 REPORTER_ASSERT(reporter, 1 == releaseChecker.fReleaseCount);
759 } 733 }
760
761 static void check_images_same(skiatest::Reporter* reporter, const SkImage* a, co nst SkImage* b) {
762 if (a->width() != b->width() || a->height() != b->height()) {
763 ERRORF(reporter, "Images must have the same size");
764 return;
765 }
766 if (a->isOpaque() != b->isOpaque()) {
767 ERRORF(reporter, "Images must have the same opaquness");
768 return;
769 }
770
771 SkImageInfo info = SkImageInfo::MakeN32Premul(a->width(), a->height());
772 SkAutoPixmapStorage apm;
773 SkAutoPixmapStorage bpm;
774
775 apm.alloc(info);
776 bpm.alloc(info);
777
778 if (!a->readPixels(apm, 0, 0)) {
779 ERRORF(reporter, "Could not read image a's pixels");
780 return;
781 }
782 if (!b->readPixels(bpm, 0, 0)) {
783 ERRORF(reporter, "Could not read image b's pixels");
784 return;
785 }
786
787 for (auto y = 0; y < info.height(); ++y) {
788 for (auto x = 0; x < info.width(); ++x) {
789 uint32_t pixelA = *apm.addr32(x, y);
790 uint32_t pixelB = *bpm.addr32(x, y);
791 if (pixelA != pixelB) {
792 ERRORF(reporter, "Expected image pixels to be the same. At %d,%d 0x%08x != 0x%08x",
793 x, y, pixelA, pixelB);
794 return;
795 }
796 }
797 }
798 }
799
800 DEF_GPUTEST_FOR_RENDERING_CONTEXTS(NewTextureFromPixmap, reporter, context) {
801 for (auto create : {&create_image
802 #if 0 // read pixels failing for non RT formats (565 not a RT on some desktop GL s).
803 , &create_image_565
804 #endif 734 #endif
805 , &create_image_ct
806 }) {
807 SkAutoTUnref<SkImage> image((*create)());
808 if (!image) {
809 ERRORF(reporter, "Could not create image");
810 return;
811 }
812
813 SkPixmap pixmap;
814 if (!image->peekPixels(&pixmap)) {
815 ERRORF(reporter, "peek failed");
816 } else {
817 SkAutoTUnref<SkImage> texImage(SkImage::NewTextureFromPixmap(context , pixmap,
818 SkBudge ted::kNo));
819 if (!texImage) {
820 ERRORF(reporter, "NewTextureFromPixmap failed.");
821 } else {
822 check_images_same(reporter, image, texImage);
823 }
824 }
825 }
826 }
827
828 #endif
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