reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 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 | */ |
| 7 | |
halcanary | c56c6ef | 2015-09-28 11:55:28 -0700 | [diff] [blame] | 8 | #include "SkBitmap.h" |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 9 | #include "SkCanvas.h" |
| 10 | #include "SkData.h" |
| 11 | #include "SkDevice.h" |
| 12 | #include "SkImageEncoder.h" |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 13 | #include "SkImageGenerator.h" |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 14 | #include "SkImage_Base.h" |
fmalita | c347034 | 2015-09-04 11:36:39 -0700 | [diff] [blame] | 15 | #include "SkPicture.h" |
| 16 | #include "SkPictureRecorder.h" |
fmalita | 2be7125 | 2015-09-03 07:17:25 -0700 | [diff] [blame] | 17 | #include "SkPixelSerializer.h" |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 18 | #include "SkRRect.h" |
fmalita | c347034 | 2015-09-04 11:36:39 -0700 | [diff] [blame] | 19 | #include "SkStream.h" |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 20 | #include "SkSurface.h" |
| 21 | #include "SkUtils.h" |
| 22 | #include "Test.h" |
| 23 | |
| 24 | #if SK_SUPPORT_GPU |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 25 | #include "GrContext.h" |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 26 | #include "gl/GrGLInterface.h" |
| 27 | #include "gl/GrGLUtil.h" |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 28 | #endif |
| 29 | |
| 30 | static void assert_equal(skiatest::Reporter* reporter, SkImage* a, const SkIRect* subsetA, |
| 31 | SkImage* b) { |
| 32 | const int widthA = subsetA ? subsetA->width() : a->width(); |
| 33 | const int heightA = subsetA ? subsetA->height() : a->height(); |
| 34 | |
| 35 | REPORTER_ASSERT(reporter, widthA == b->width()); |
| 36 | REPORTER_ASSERT(reporter, heightA == b->height()); |
| 37 | #if 0 |
halcanary | 6950de6 | 2015-11-07 05:29:00 -0800 | [diff] [blame] | 38 | // see https://bug.skia.org/3965 |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 39 | bool AO = a->isOpaque(); |
| 40 | bool BO = b->isOpaque(); |
| 41 | REPORTER_ASSERT(reporter, AO == BO); |
| 42 | #endif |
| 43 | |
| 44 | SkImageInfo info = SkImageInfo::MakeN32(widthA, heightA, |
| 45 | a->isOpaque() ? kOpaque_SkAlphaType : kPremul_SkAlphaType); |
| 46 | SkAutoPixmapStorage pmapA, pmapB; |
| 47 | pmapA.alloc(info); |
| 48 | pmapB.alloc(info); |
| 49 | |
| 50 | const int srcX = subsetA ? subsetA->x() : 0; |
| 51 | const int srcY = subsetA ? subsetA->y() : 0; |
| 52 | |
| 53 | REPORTER_ASSERT(reporter, a->readPixels(pmapA, srcX, srcY)); |
| 54 | REPORTER_ASSERT(reporter, b->readPixels(pmapB, 0, 0)); |
| 55 | |
| 56 | const size_t widthBytes = widthA * info.bytesPerPixel(); |
| 57 | for (int y = 0; y < heightA; ++y) { |
| 58 | REPORTER_ASSERT(reporter, !memcmp(pmapA.addr32(0, y), pmapB.addr32(0, y), widthBytes)); |
| 59 | } |
| 60 | } |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 61 | static void draw_image_test_pattern(SkCanvas* canvas) { |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 62 | canvas->clear(SK_ColorWHITE); |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 63 | SkPaint paint; |
| 64 | paint.setColor(SK_ColorBLACK); |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 65 | canvas->drawRect(SkRect::MakeXYWH(5, 5, 10, 10), paint); |
| 66 | } |
| 67 | static SkImage* create_image() { |
| 68 | const SkImageInfo info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType); |
| 69 | SkAutoTUnref<SkSurface> surface(SkSurface::NewRaster(info)); |
| 70 | draw_image_test_pattern(surface->getCanvas()); |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 71 | return surface->newImageSnapshot(); |
| 72 | } |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 73 | static SkData* create_image_data(SkImageInfo* info) { |
| 74 | *info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType); |
| 75 | const size_t rowBytes = info->minRowBytes(); |
| 76 | SkAutoTUnref<SkData> data(SkData::NewUninitialized(rowBytes * info->height())); |
| 77 | { |
| 78 | SkBitmap bm; |
| 79 | bm.installPixels(*info, data->writable_data(), rowBytes); |
| 80 | SkCanvas canvas(bm); |
| 81 | draw_image_test_pattern(&canvas); |
| 82 | } |
| 83 | return data.release(); |
| 84 | } |
| 85 | static SkImage* create_data_image() { |
| 86 | SkImageInfo info; |
| 87 | SkAutoTUnref<SkData> data(create_image_data(&info)); |
| 88 | return SkImage::NewRasterData(info, data, info.minRowBytes()); |
| 89 | } |
| 90 | // Want to ensure that our Release is called when the owning image is destroyed |
| 91 | struct RasterDataHolder { |
| 92 | RasterDataHolder() : fReleaseCount(0) {} |
| 93 | SkAutoTUnref<SkData> fData; |
| 94 | int fReleaseCount; |
| 95 | static void Release(const void* pixels, void* context) { |
| 96 | RasterDataHolder* self = static_cast<RasterDataHolder*>(context); |
| 97 | self->fReleaseCount++; |
| 98 | self->fData.reset(); |
| 99 | } |
| 100 | }; |
| 101 | static SkImage* create_rasterproc_image(RasterDataHolder* dataHolder) { |
| 102 | SkASSERT(dataHolder); |
| 103 | SkImageInfo info; |
| 104 | SkAutoTUnref<SkData> data(create_image_data(&info)); |
| 105 | dataHolder->fData.reset(SkRef(data.get())); |
| 106 | return SkImage::NewFromRaster(info, data->data(), info.minRowBytes(), |
| 107 | RasterDataHolder::Release, dataHolder); |
| 108 | } |
| 109 | static SkImage* create_codec_image() { |
| 110 | SkImageInfo info; |
| 111 | SkAutoTUnref<SkData> data(create_image_data(&info)); |
| 112 | SkBitmap bitmap; |
| 113 | bitmap.installPixels(info, data->writable_data(), info.minRowBytes()); |
| 114 | SkAutoTUnref<SkData> src( |
| 115 | SkImageEncoder::EncodeData(bitmap, SkImageEncoder::kPNG_Type, 100)); |
| 116 | return SkImage::NewFromEncoded(src); |
| 117 | } |
| 118 | #if SK_SUPPORT_GPU |
| 119 | static SkImage* create_gpu_image(GrContext* context) { |
| 120 | const SkImageInfo info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType); |
| 121 | SkAutoTUnref<SkSurface> surface(SkSurface::NewRenderTarget(context, SkSurface::kNo_Budgeted, |
| 122 | info)); |
| 123 | draw_image_test_pattern(surface->getCanvas()); |
| 124 | return surface->newImageSnapshot(); |
| 125 | } |
| 126 | #endif |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 127 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 128 | static void test_encode(skiatest::Reporter* reporter, SkImage* image) { |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 129 | const SkIRect ir = SkIRect::MakeXYWH(5, 5, 10, 10); |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 130 | SkAutoTUnref<SkData> origEncoded(image->encode()); |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 131 | REPORTER_ASSERT(reporter, origEncoded); |
| 132 | REPORTER_ASSERT(reporter, origEncoded->size() > 0); |
| 133 | |
| 134 | SkAutoTUnref<SkImage> decoded(SkImage::NewFromEncoded(origEncoded)); |
| 135 | REPORTER_ASSERT(reporter, decoded); |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 136 | assert_equal(reporter, image, nullptr, decoded); |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 137 | |
| 138 | // Now see if we can instantiate an image from a subset of the surface/origEncoded |
| 139 | |
| 140 | decoded.reset(SkImage::NewFromEncoded(origEncoded, &ir)); |
| 141 | REPORTER_ASSERT(reporter, decoded); |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 142 | assert_equal(reporter, image, &ir, decoded); |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 143 | } |
| 144 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 145 | DEF_TEST(ImageEncode, reporter) { |
| 146 | SkAutoTUnref<SkImage> image(create_image()); |
| 147 | test_encode(reporter, image); |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 148 | } |
| 149 | |
| 150 | #if SK_SUPPORT_GPU |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 151 | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImageEncode_Gpu, reporter, context) { |
| 152 | SkAutoTUnref<SkImage> image(create_gpu_image(context)); |
| 153 | test_encode(reporter, image); |
reed | 871872f | 2015-06-22 12:48:26 -0700 | [diff] [blame] | 154 | } |
| 155 | #endif |
reed | 759373a | 2015-07-03 21:01:10 -0700 | [diff] [blame] | 156 | |
fmalita | 2be7125 | 2015-09-03 07:17:25 -0700 | [diff] [blame] | 157 | namespace { |
| 158 | |
| 159 | const char* kSerializedData = "serialized"; |
| 160 | |
| 161 | class MockSerializer : public SkPixelSerializer { |
fmalita | c347034 | 2015-09-04 11:36:39 -0700 | [diff] [blame] | 162 | public: |
| 163 | MockSerializer(SkData* (*func)()) : fFunc(func), fDidEncode(false) { } |
| 164 | |
| 165 | bool didEncode() const { return fDidEncode; } |
| 166 | |
fmalita | 2be7125 | 2015-09-03 07:17:25 -0700 | [diff] [blame] | 167 | protected: |
reed | c9e190d | 2015-09-28 09:58:41 -0700 | [diff] [blame] | 168 | bool onUseEncodedData(const void*, size_t) override { |
| 169 | return false; |
fmalita | 2be7125 | 2015-09-03 07:17:25 -0700 | [diff] [blame] | 170 | } |
| 171 | |
halcanary | 9907371 | 2015-12-10 09:30:57 -0800 | [diff] [blame^] | 172 | SkData* onEncode(const SkPixmap&) override { |
fmalita | c347034 | 2015-09-04 11:36:39 -0700 | [diff] [blame] | 173 | fDidEncode = true; |
| 174 | return fFunc(); |
fmalita | 2be7125 | 2015-09-03 07:17:25 -0700 | [diff] [blame] | 175 | } |
fmalita | c347034 | 2015-09-04 11:36:39 -0700 | [diff] [blame] | 176 | |
| 177 | private: |
| 178 | SkData* (*fFunc)(); |
| 179 | bool fDidEncode; |
| 180 | |
| 181 | typedef SkPixelSerializer INHERITED; |
fmalita | 2be7125 | 2015-09-03 07:17:25 -0700 | [diff] [blame] | 182 | }; |
| 183 | |
| 184 | } // anonymous namespace |
| 185 | |
| 186 | // Test that SkImage encoding observes custom pixel serializers. |
| 187 | DEF_TEST(Image_Encode_Serializer, reporter) { |
fmalita | c347034 | 2015-09-04 11:36:39 -0700 | [diff] [blame] | 188 | MockSerializer serializer([]() -> SkData* { return SkData::NewWithCString(kSerializedData); }); |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 189 | SkAutoTUnref<SkImage> image(create_image()); |
fmalita | 2be7125 | 2015-09-03 07:17:25 -0700 | [diff] [blame] | 190 | SkAutoTUnref<SkData> encoded(image->encode(&serializer)); |
| 191 | SkAutoTUnref<SkData> reference(SkData::NewWithCString(kSerializedData)); |
| 192 | |
fmalita | c347034 | 2015-09-04 11:36:39 -0700 | [diff] [blame] | 193 | REPORTER_ASSERT(reporter, serializer.didEncode()); |
fmalita | 2be7125 | 2015-09-03 07:17:25 -0700 | [diff] [blame] | 194 | REPORTER_ASSERT(reporter, encoded); |
| 195 | REPORTER_ASSERT(reporter, encoded->size() > 0); |
| 196 | REPORTER_ASSERT(reporter, encoded->equals(reference)); |
| 197 | } |
| 198 | |
fmalita | c347034 | 2015-09-04 11:36:39 -0700 | [diff] [blame] | 199 | // Test that image encoding failures do not break picture serialization/deserialization. |
| 200 | DEF_TEST(Image_Serialize_Encoding_Failure, reporter) { |
| 201 | SkAutoTUnref<SkSurface> surface(SkSurface::NewRasterN32Premul(100, 100)); |
| 202 | surface->getCanvas()->clear(SK_ColorGREEN); |
| 203 | SkAutoTUnref<SkImage> image(surface->newImageSnapshot()); |
| 204 | REPORTER_ASSERT(reporter, image); |
| 205 | |
| 206 | SkPictureRecorder recorder; |
| 207 | SkCanvas* canvas = recorder.beginRecording(100, 100); |
| 208 | canvas->drawImage(image, 0, 0); |
| 209 | SkAutoTUnref<SkPicture> picture(recorder.endRecording()); |
| 210 | REPORTER_ASSERT(reporter, picture); |
| 211 | REPORTER_ASSERT(reporter, picture->approximateOpCount() > 0); |
| 212 | |
| 213 | MockSerializer emptySerializer([]() -> SkData* { return SkData::NewEmpty(); }); |
| 214 | MockSerializer nullSerializer([]() -> SkData* { return nullptr; }); |
| 215 | MockSerializer* serializers[] = { &emptySerializer, &nullSerializer }; |
| 216 | |
| 217 | for (size_t i = 0; i < SK_ARRAY_COUNT(serializers); ++i) { |
| 218 | SkDynamicMemoryWStream wstream; |
| 219 | REPORTER_ASSERT(reporter, !serializers[i]->didEncode()); |
| 220 | picture->serialize(&wstream, serializers[i]); |
| 221 | REPORTER_ASSERT(reporter, serializers[i]->didEncode()); |
| 222 | |
| 223 | SkAutoTDelete<SkStream> rstream(wstream.detachAsStream()); |
| 224 | SkAutoTUnref<SkPicture> deserialized(SkPicture::CreateFromStream(rstream)); |
| 225 | REPORTER_ASSERT(reporter, deserialized); |
| 226 | REPORTER_ASSERT(reporter, deserialized->approximateOpCount() > 0); |
| 227 | } |
| 228 | } |
| 229 | |
reed | 759373a | 2015-07-03 21:01:10 -0700 | [diff] [blame] | 230 | DEF_TEST(Image_NewRasterCopy, reporter) { |
| 231 | const SkPMColor red = SkPackARGB32(0xFF, 0xFF, 0, 0); |
| 232 | const SkPMColor green = SkPackARGB32(0xFF, 0, 0xFF, 0); |
| 233 | const SkPMColor blue = SkPackARGB32(0xFF, 0, 0, 0xFF); |
| 234 | SkPMColor colors[] = { red, green, blue, 0 }; |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 235 | SkAutoTUnref<SkColorTable> ctable(new SkColorTable(colors, SK_ARRAY_COUNT(colors))); |
reed | 759373a | 2015-07-03 21:01:10 -0700 | [diff] [blame] | 236 | // The colortable made a copy, so we can trash the original colors |
| 237 | memset(colors, 0xFF, sizeof(colors)); |
| 238 | |
| 239 | const SkImageInfo srcInfo = SkImageInfo::Make(2, 2, kIndex_8_SkColorType, kPremul_SkAlphaType); |
| 240 | const size_t srcRowBytes = 2 * sizeof(uint8_t); |
| 241 | uint8_t indices[] = { 0, 1, 2, 3 }; |
| 242 | SkAutoTUnref<SkImage> image(SkImage::NewRasterCopy(srcInfo, indices, srcRowBytes, ctable)); |
| 243 | // The image made a copy, so we can trash the original indices |
| 244 | memset(indices, 0xFF, sizeof(indices)); |
| 245 | |
| 246 | const SkImageInfo dstInfo = SkImageInfo::MakeN32Premul(2, 2); |
| 247 | const size_t dstRowBytes = 2 * sizeof(SkPMColor); |
| 248 | SkPMColor pixels[4]; |
| 249 | memset(pixels, 0xFF, sizeof(pixels)); // init with values we don't expect |
| 250 | image->readPixels(dstInfo, pixels, dstRowBytes, 0, 0); |
| 251 | REPORTER_ASSERT(reporter, red == pixels[0]); |
| 252 | REPORTER_ASSERT(reporter, green == pixels[1]); |
| 253 | REPORTER_ASSERT(reporter, blue == pixels[2]); |
| 254 | REPORTER_ASSERT(reporter, 0 == pixels[3]); |
| 255 | } |
fmalita | 8c0144c | 2015-07-22 05:56:16 -0700 | [diff] [blame] | 256 | |
| 257 | // Test that a draw that only partially covers the drawing surface isn't |
| 258 | // interpreted as covering the entire drawing surface (i.e., exercise one of the |
| 259 | // conditions of SkCanvas::wouldOverwriteEntireSurface()). |
| 260 | DEF_TEST(Image_RetainSnapshot, reporter) { |
| 261 | const SkPMColor red = SkPackARGB32(0xFF, 0xFF, 0, 0); |
| 262 | const SkPMColor green = SkPackARGB32(0xFF, 0, 0xFF, 0); |
| 263 | SkImageInfo info = SkImageInfo::MakeN32Premul(2, 2); |
| 264 | SkAutoTUnref<SkSurface> surface(SkSurface::NewRaster(info)); |
| 265 | surface->getCanvas()->clear(0xFF00FF00); |
| 266 | |
| 267 | SkPMColor pixels[4]; |
| 268 | memset(pixels, 0xFF, sizeof(pixels)); // init with values we don't expect |
| 269 | const SkImageInfo dstInfo = SkImageInfo::MakeN32Premul(2, 2); |
| 270 | const size_t dstRowBytes = 2 * sizeof(SkPMColor); |
| 271 | |
| 272 | SkAutoTUnref<SkImage> image1(surface->newImageSnapshot()); |
| 273 | REPORTER_ASSERT(reporter, image1->readPixels(dstInfo, pixels, dstRowBytes, 0, 0)); |
| 274 | for (size_t i = 0; i < SK_ARRAY_COUNT(pixels); ++i) { |
| 275 | REPORTER_ASSERT(reporter, pixels[i] == green); |
| 276 | } |
| 277 | |
| 278 | SkPaint paint; |
| 279 | paint.setXfermodeMode(SkXfermode::kSrc_Mode); |
| 280 | paint.setColor(SK_ColorRED); |
| 281 | |
| 282 | surface->getCanvas()->drawRect(SkRect::MakeXYWH(1, 1, 1, 1), paint); |
| 283 | |
| 284 | SkAutoTUnref<SkImage> image2(surface->newImageSnapshot()); |
| 285 | REPORTER_ASSERT(reporter, image2->readPixels(dstInfo, pixels, dstRowBytes, 0, 0)); |
| 286 | REPORTER_ASSERT(reporter, pixels[0] == green); |
| 287 | REPORTER_ASSERT(reporter, pixels[1] == green); |
| 288 | REPORTER_ASSERT(reporter, pixels[2] == green); |
| 289 | REPORTER_ASSERT(reporter, pixels[3] == red); |
| 290 | } |
reed | 80c772b | 2015-07-30 18:58:23 -0700 | [diff] [blame] | 291 | |
| 292 | ///////////////////////////////////////////////////////////////////////////////////////////////// |
reed | 80c772b | 2015-07-30 18:58:23 -0700 | [diff] [blame] | 293 | |
| 294 | static void make_bitmap_mutable(SkBitmap* bm) { |
| 295 | bm->allocN32Pixels(10, 10); |
| 296 | } |
| 297 | |
| 298 | static void make_bitmap_immutable(SkBitmap* bm) { |
| 299 | bm->allocN32Pixels(10, 10); |
| 300 | bm->setImmutable(); |
| 301 | } |
| 302 | |
| 303 | DEF_TEST(image_newfrombitmap, reporter) { |
| 304 | const struct { |
| 305 | void (*fMakeProc)(SkBitmap*); |
| 306 | bool fExpectPeekSuccess; |
| 307 | bool fExpectSharedID; |
fmalita | ddbbdda | 2015-08-20 08:47:26 -0700 | [diff] [blame] | 308 | bool fExpectLazy; |
reed | 80c772b | 2015-07-30 18:58:23 -0700 | [diff] [blame] | 309 | } rec[] = { |
fmalita | ddbbdda | 2015-08-20 08:47:26 -0700 | [diff] [blame] | 310 | { make_bitmap_mutable, true, false, false }, |
| 311 | { make_bitmap_immutable, true, true, false }, |
reed | 80c772b | 2015-07-30 18:58:23 -0700 | [diff] [blame] | 312 | }; |
| 313 | |
| 314 | for (size_t i = 0; i < SK_ARRAY_COUNT(rec); ++i) { |
| 315 | SkBitmap bm; |
| 316 | rec[i].fMakeProc(&bm); |
| 317 | |
| 318 | SkAutoTUnref<SkImage> image(SkImage::NewFromBitmap(bm)); |
| 319 | SkPixmap pmap; |
| 320 | |
| 321 | const bool sharedID = (image->uniqueID() == bm.getGenerationID()); |
| 322 | REPORTER_ASSERT(reporter, sharedID == rec[i].fExpectSharedID); |
| 323 | |
reed | 80c772b | 2015-07-30 18:58:23 -0700 | [diff] [blame] | 324 | const bool peekSuccess = image->peekPixels(&pmap); |
| 325 | REPORTER_ASSERT(reporter, peekSuccess == rec[i].fExpectPeekSuccess); |
fmalita | ddbbdda | 2015-08-20 08:47:26 -0700 | [diff] [blame] | 326 | |
| 327 | const bool lazy = image->isLazyGenerated(); |
| 328 | REPORTER_ASSERT(reporter, lazy == rec[i].fExpectLazy); |
reed | 80c772b | 2015-07-30 18:58:23 -0700 | [diff] [blame] | 329 | } |
| 330 | } |
reed | 6f1216a | 2015-08-04 08:10:13 -0700 | [diff] [blame] | 331 | |
| 332 | /////////////////////////////////////////////////////////////////////////////////////////////////// |
| 333 | #if SK_SUPPORT_GPU |
| 334 | |
reed | 6f1216a | 2015-08-04 08:10:13 -0700 | [diff] [blame] | 335 | #include "SkBitmapCache.h" |
| 336 | |
| 337 | /* |
| 338 | * This tests the caching (and preemptive purge) of the raster equivalent of a gpu-image. |
| 339 | * We cache it for performance when drawing into a raster surface. |
| 340 | * |
| 341 | * A cleaner test would know if each drawImage call triggered a read-back from the gpu, |
| 342 | * but we don't have that facility (at the moment) so we use a little internal knowledge |
| 343 | * of *how* the raster version is cached, and look for that. |
| 344 | */ |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 345 | DEF_GPUTEST_FOR_NATIVE_CONTEXT(SkImage_Gpu2Cpu, reporter, context) { |
| 346 | SkImageInfo info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType); |
| 347 | SkAutoTUnref<SkImage> image(create_gpu_image(context)); |
reed | 6f1216a | 2015-08-04 08:10:13 -0700 | [diff] [blame] | 348 | const uint32_t uniqueID = image->uniqueID(); |
| 349 | |
| 350 | SkAutoTUnref<SkSurface> surface(SkSurface::NewRaster(info)); |
| 351 | |
| 352 | // now we can test drawing a gpu-backed image into a cpu-backed surface |
| 353 | |
| 354 | { |
| 355 | SkBitmap cachedBitmap; |
| 356 | REPORTER_ASSERT(reporter, !SkBitmapCache::Find(uniqueID, &cachedBitmap)); |
| 357 | } |
| 358 | |
| 359 | surface->getCanvas()->drawImage(image, 0, 0); |
| 360 | { |
| 361 | SkBitmap cachedBitmap; |
| 362 | if (SkBitmapCache::Find(uniqueID, &cachedBitmap)) { |
| 363 | REPORTER_ASSERT(reporter, cachedBitmap.getGenerationID() == uniqueID); |
| 364 | REPORTER_ASSERT(reporter, cachedBitmap.isImmutable()); |
| 365 | REPORTER_ASSERT(reporter, cachedBitmap.getPixels()); |
| 366 | } else { |
| 367 | // unexpected, but not really a bug, since the cache is global and this test may be |
| 368 | // run w/ other threads competing for its budget. |
| 369 | SkDebugf("SkImage_Gpu2Cpu : cachedBitmap was already purged\n"); |
| 370 | } |
| 371 | } |
| 372 | |
| 373 | image.reset(nullptr); |
| 374 | { |
| 375 | SkBitmap cachedBitmap; |
| 376 | REPORTER_ASSERT(reporter, !SkBitmapCache::Find(uniqueID, &cachedBitmap)); |
| 377 | } |
| 378 | } |
| 379 | #endif |
halcanary | c56c6ef | 2015-09-28 11:55:28 -0700 | [diff] [blame] | 380 | |
halcanary | 6950de6 | 2015-11-07 05:29:00 -0800 | [diff] [blame] | 381 | // https://bug.skia.org/4390 |
halcanary | c56c6ef | 2015-09-28 11:55:28 -0700 | [diff] [blame] | 382 | DEF_TEST(ImageFromIndex8Bitmap, r) { |
| 383 | SkPMColor pmColors[1] = {SkPreMultiplyColor(SK_ColorWHITE)}; |
| 384 | SkBitmap bm; |
| 385 | SkAutoTUnref<SkColorTable> ctable( |
| 386 | new SkColorTable(pmColors, SK_ARRAY_COUNT(pmColors))); |
| 387 | SkImageInfo info = |
| 388 | SkImageInfo::Make(1, 1, kIndex_8_SkColorType, kPremul_SkAlphaType); |
| 389 | bm.allocPixels(info, nullptr, ctable); |
| 390 | SkAutoLockPixels autoLockPixels(bm); |
| 391 | *bm.getAddr8(0, 0) = 0; |
| 392 | SkAutoTUnref<SkImage> img(SkImage::NewFromBitmap(bm)); |
| 393 | REPORTER_ASSERT(r, img.get() != nullptr); |
| 394 | } |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 395 | |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 396 | class EmptyGenerator : public SkImageGenerator { |
| 397 | public: |
| 398 | EmptyGenerator() : SkImageGenerator(SkImageInfo::MakeN32Premul(0, 0)) {} |
| 399 | }; |
| 400 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 401 | DEF_TEST(ImageEmpty, reporter) { |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 402 | const SkImageInfo info = SkImageInfo::Make(0, 0, kN32_SkColorType, kPremul_SkAlphaType); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 403 | REPORTER_ASSERT(reporter, nullptr == SkImage::NewRasterCopy(info, nullptr, 0)); |
| 404 | REPORTER_ASSERT(reporter, nullptr == SkImage::NewRasterData(info, nullptr, 0)); |
| 405 | REPORTER_ASSERT(reporter, nullptr == SkImage::NewFromRaster(info, nullptr, 0, nullptr, nullptr)); |
| 406 | REPORTER_ASSERT(reporter, nullptr == SkImage::NewFromGenerator(new EmptyGenerator)); |
| 407 | } |
| 408 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 409 | DEF_TEST(ImageDataRef, reporter) { |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 410 | SkImageInfo info = SkImageInfo::MakeN32Premul(1, 1); |
| 411 | size_t rowBytes = info.minRowBytes(); |
| 412 | size_t size = info.getSafeSize(rowBytes); |
| 413 | SkData* data = SkData::NewUninitialized(size); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 414 | REPORTER_ASSERT(reporter, data->unique()); |
| 415 | SkImage* image = SkImage::NewRasterData(info, data, rowBytes); |
| 416 | REPORTER_ASSERT(reporter, !data->unique()); |
| 417 | image->unref(); |
| 418 | REPORTER_ASSERT(reporter, data->unique()); |
| 419 | data->unref(); |
| 420 | } |
| 421 | |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 422 | static bool has_pixels(const SkPMColor pixels[], int count, SkPMColor expected) { |
| 423 | for (int i = 0; i < count; ++i) { |
| 424 | if (pixels[i] != expected) { |
| 425 | return false; |
| 426 | } |
| 427 | } |
| 428 | return true; |
| 429 | } |
| 430 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 431 | static void test_read_pixels(skiatest::Reporter* reporter, SkImage* image) { |
| 432 | const SkPMColor expected = SkPreMultiplyColor(SK_ColorWHITE); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 433 | const SkPMColor notExpected = ~expected; |
| 434 | |
| 435 | const int w = 2, h = 2; |
| 436 | const size_t rowBytes = w * sizeof(SkPMColor); |
| 437 | SkPMColor pixels[w*h]; |
| 438 | |
| 439 | SkImageInfo info; |
| 440 | |
| 441 | info = SkImageInfo::MakeUnknown(w, h); |
| 442 | REPORTER_ASSERT(reporter, !image->readPixels(info, pixels, rowBytes, 0, 0)); |
| 443 | |
| 444 | // out-of-bounds should fail |
| 445 | info = SkImageInfo::MakeN32Premul(w, h); |
| 446 | REPORTER_ASSERT(reporter, !image->readPixels(info, pixels, rowBytes, -w, 0)); |
| 447 | REPORTER_ASSERT(reporter, !image->readPixels(info, pixels, rowBytes, 0, -h)); |
| 448 | REPORTER_ASSERT(reporter, !image->readPixels(info, pixels, rowBytes, image->width(), 0)); |
| 449 | REPORTER_ASSERT(reporter, !image->readPixels(info, pixels, rowBytes, 0, image->height())); |
| 450 | |
| 451 | // top-left should succeed |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 452 | sk_memset32(pixels, notExpected, w*h); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 453 | REPORTER_ASSERT(reporter, image->readPixels(info, pixels, rowBytes, 0, 0)); |
| 454 | REPORTER_ASSERT(reporter, has_pixels(pixels, w*h, expected)); |
| 455 | |
| 456 | // bottom-right should succeed |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 457 | sk_memset32(pixels, notExpected, w*h); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 458 | REPORTER_ASSERT(reporter, image->readPixels(info, pixels, rowBytes, |
| 459 | image->width() - w, image->height() - h)); |
| 460 | REPORTER_ASSERT(reporter, has_pixels(pixels, w*h, expected)); |
| 461 | |
| 462 | // partial top-left should succeed |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 463 | sk_memset32(pixels, notExpected, w*h); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 464 | REPORTER_ASSERT(reporter, image->readPixels(info, pixels, rowBytes, -1, -1)); |
| 465 | REPORTER_ASSERT(reporter, pixels[3] == expected); |
| 466 | REPORTER_ASSERT(reporter, has_pixels(pixels, w*h - 1, notExpected)); |
| 467 | |
| 468 | // partial bottom-right should succeed |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 469 | sk_memset32(pixels, notExpected, w*h); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 470 | REPORTER_ASSERT(reporter, image->readPixels(info, pixels, rowBytes, |
| 471 | image->width() - 1, image->height() - 1)); |
| 472 | REPORTER_ASSERT(reporter, pixels[0] == expected); |
| 473 | REPORTER_ASSERT(reporter, has_pixels(&pixels[1], w*h - 1, notExpected)); |
| 474 | } |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 475 | DEF_TEST(ImageReadPixels, reporter) { |
| 476 | SkAutoTUnref<SkImage> image(create_image()); |
| 477 | test_read_pixels(reporter, image); |
| 478 | |
| 479 | image.reset(create_data_image()); |
| 480 | test_read_pixels(reporter, image); |
| 481 | |
| 482 | RasterDataHolder dataHolder; |
| 483 | image.reset(create_rasterproc_image(&dataHolder)); |
| 484 | test_read_pixels(reporter, image); |
| 485 | image.reset(); |
| 486 | REPORTER_ASSERT(reporter, 1 == dataHolder.fReleaseCount); |
| 487 | |
| 488 | image.reset(create_codec_image()); |
| 489 | test_read_pixels(reporter, image); |
| 490 | } |
| 491 | #if SK_SUPPORT_GPU |
| 492 | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImageReadPixels_Gpu, reporter, context) { |
| 493 | SkAutoTUnref<SkImage> image(create_gpu_image(context)); |
| 494 | test_read_pixels(reporter, image); |
| 495 | } |
| 496 | #endif |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 497 | |
| 498 | static void check_legacy_bitmap(skiatest::Reporter* reporter, const SkImage* image, |
| 499 | const SkBitmap& bitmap, SkImage::LegacyBitmapMode mode) { |
| 500 | REPORTER_ASSERT(reporter, image->width() == bitmap.width()); |
| 501 | REPORTER_ASSERT(reporter, image->height() == bitmap.height()); |
| 502 | REPORTER_ASSERT(reporter, image->isOpaque() == bitmap.isOpaque()); |
| 503 | |
| 504 | if (SkImage::kRO_LegacyBitmapMode == mode) { |
| 505 | REPORTER_ASSERT(reporter, bitmap.isImmutable()); |
| 506 | } |
| 507 | |
| 508 | SkAutoLockPixels alp(bitmap); |
| 509 | REPORTER_ASSERT(reporter, bitmap.getPixels()); |
| 510 | |
| 511 | const SkImageInfo info = SkImageInfo::MakeN32(1, 1, bitmap.alphaType()); |
| 512 | SkPMColor imageColor; |
| 513 | REPORTER_ASSERT(reporter, image->readPixels(info, &imageColor, sizeof(SkPMColor), 0, 0)); |
| 514 | REPORTER_ASSERT(reporter, imageColor == *bitmap.getAddr32(0, 0)); |
| 515 | } |
| 516 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 517 | static void test_legacy_bitmap(skiatest::Reporter* reporter, const SkImage* image, SkImage::LegacyBitmapMode mode) { |
| 518 | SkBitmap bitmap; |
| 519 | REPORTER_ASSERT(reporter, image->asLegacyBitmap(&bitmap, mode)); |
| 520 | check_legacy_bitmap(reporter, image, bitmap, mode); |
| 521 | |
| 522 | // Test subsetting to exercise the rowBytes logic. |
| 523 | SkBitmap tmp; |
| 524 | REPORTER_ASSERT(reporter, bitmap.extractSubset(&tmp, SkIRect::MakeWH(image->width() / 2, |
| 525 | image->height() / 2))); |
| 526 | SkAutoTUnref<SkImage> subsetImage(SkImage::NewFromBitmap(tmp)); |
| 527 | REPORTER_ASSERT(reporter, subsetImage); |
| 528 | |
| 529 | SkBitmap subsetBitmap; |
| 530 | REPORTER_ASSERT(reporter, subsetImage->asLegacyBitmap(&subsetBitmap, mode)); |
| 531 | check_legacy_bitmap(reporter, subsetImage, subsetBitmap, mode); |
| 532 | } |
| 533 | DEF_TEST(ImageLegacyBitmap, reporter) { |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 534 | const SkImage::LegacyBitmapMode modes[] = { |
| 535 | SkImage::kRO_LegacyBitmapMode, |
| 536 | SkImage::kRW_LegacyBitmapMode, |
| 537 | }; |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 538 | for (auto& mode : modes) { |
| 539 | SkAutoTUnref<SkImage> image(create_image()); |
| 540 | test_legacy_bitmap(reporter, image, mode); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 541 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 542 | image.reset(create_data_image()); |
| 543 | test_legacy_bitmap(reporter, image, mode); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 544 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 545 | RasterDataHolder dataHolder; |
| 546 | image.reset(create_rasterproc_image(&dataHolder)); |
| 547 | test_legacy_bitmap(reporter, image, mode); |
| 548 | image.reset(); |
| 549 | REPORTER_ASSERT(reporter, 1 == dataHolder.fReleaseCount); |
| 550 | |
| 551 | image.reset(create_codec_image()); |
| 552 | test_legacy_bitmap(reporter, image, mode); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 553 | } |
| 554 | } |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 555 | #if SK_SUPPORT_GPU |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 556 | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImageLegacyBitmap_Gpu, reporter, context) { |
| 557 | const SkImage::LegacyBitmapMode modes[] = { |
| 558 | SkImage::kRO_LegacyBitmapMode, |
| 559 | SkImage::kRW_LegacyBitmapMode, |
| 560 | }; |
| 561 | for (auto& mode : modes) { |
| 562 | SkAutoTUnref<SkImage> image(create_gpu_image(context)); |
| 563 | test_legacy_bitmap(reporter, image, mode); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 564 | } |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 565 | } |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 566 | #endif |
| 567 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 568 | static void test_peek(skiatest::Reporter* reporter, SkImage* image, bool expectPeekSuccess) { |
| 569 | SkImageInfo info; |
| 570 | size_t rowBytes; |
| 571 | const void* addr = image->peekPixels(&info, &rowBytes); |
| 572 | bool success = SkToBool(addr); |
| 573 | REPORTER_ASSERT(reporter, expectPeekSuccess == success); |
| 574 | if (success) { |
| 575 | REPORTER_ASSERT(reporter, 20 == info.width()); |
| 576 | REPORTER_ASSERT(reporter, 20 == info.height()); |
| 577 | REPORTER_ASSERT(reporter, kN32_SkColorType == info.colorType()); |
| 578 | REPORTER_ASSERT(reporter, kPremul_SkAlphaType == info.alphaType() || |
| 579 | kOpaque_SkAlphaType == info.alphaType()); |
| 580 | REPORTER_ASSERT(reporter, info.minRowBytes() <= rowBytes); |
| 581 | REPORTER_ASSERT(reporter, SkPreMultiplyColor(SK_ColorWHITE) == *(const SkPMColor*)addr); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 582 | } |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 583 | } |
| 584 | DEF_TEST(ImagePeek, reporter) { |
| 585 | SkAutoTUnref<SkImage> image(create_image()); |
| 586 | test_peek(reporter, image, true); |
| 587 | |
| 588 | image.reset(create_data_image()); |
| 589 | test_peek(reporter, image, true); |
| 590 | |
| 591 | RasterDataHolder dataHolder; |
| 592 | image.reset(create_rasterproc_image(&dataHolder)); |
| 593 | test_peek(reporter, image, true); |
| 594 | image.reset(); |
| 595 | REPORTER_ASSERT(reporter, 1 == dataHolder.fReleaseCount); |
| 596 | |
| 597 | image.reset(create_codec_image()); |
| 598 | test_peek(reporter, image, false); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 599 | } |
| 600 | #if SK_SUPPORT_GPU |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 601 | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImagePeek_Gpu, reporter, context) { |
| 602 | SkAutoTUnref<SkImage> image(create_gpu_image(context)); |
| 603 | test_peek(reporter, image, false); |
| 604 | } |
| 605 | #endif |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 606 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 607 | #if SK_SUPPORT_GPU |
| 608 | struct TextureReleaseChecker { |
| 609 | TextureReleaseChecker() : fReleaseCount(0) {} |
| 610 | int fReleaseCount; |
| 611 | static void Release(void* self) { |
| 612 | static_cast<TextureReleaseChecker*>(self)->fReleaseCount++; |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 613 | } |
| 614 | }; |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 615 | static void check_image_color(skiatest::Reporter* reporter, SkImage* image, SkPMColor expected) { |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 616 | const SkImageInfo info = SkImageInfo::MakeN32Premul(1, 1); |
| 617 | SkPMColor pixel; |
| 618 | REPORTER_ASSERT(reporter, image->readPixels(info, &pixel, sizeof(pixel), 0, 0)); |
| 619 | REPORTER_ASSERT(reporter, pixel == expected); |
| 620 | } |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 621 | DEF_GPUTEST_FOR_NATIVE_CONTEXT(SkImage_NewFromTexture, reporter, context) { |
| 622 | GrTextureProvider* provider = context->textureProvider(); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 623 | const int w = 10; |
| 624 | const int h = 10; |
| 625 | SkPMColor storage[w * h]; |
| 626 | const SkPMColor expected0 = SkPreMultiplyColor(SK_ColorRED); |
| 627 | sk_memset32(storage, expected0, w * h); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 628 | GrSurfaceDesc desc; |
| 629 | desc.fFlags = kRenderTarget_GrSurfaceFlag; // needs to be a rendertarget for readpixels(); |
| 630 | desc.fOrigin = kDefault_GrSurfaceOrigin; |
| 631 | desc.fWidth = w; |
| 632 | desc.fHeight = h; |
| 633 | desc.fConfig = kSkia8888_GrPixelConfig; |
| 634 | desc.fSampleCnt = 0; |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 635 | SkAutoTUnref<GrTexture> tex(provider->createTexture(desc, false, storage, w * 4)); |
| 636 | if (!tex) { |
| 637 | REPORTER_ASSERT(reporter, false); |
| 638 | return; |
| 639 | } |
| 640 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 641 | GrBackendTextureDesc backendDesc; |
| 642 | backendDesc.fConfig = kSkia8888_GrPixelConfig; |
| 643 | backendDesc.fFlags = kRenderTarget_GrBackendTextureFlag; |
| 644 | backendDesc.fWidth = w; |
| 645 | backendDesc.fHeight = h; |
| 646 | backendDesc.fSampleCnt = 0; |
| 647 | backendDesc.fTextureHandle = tex->getTextureHandle(); |
| 648 | TextureReleaseChecker releaseChecker; |
| 649 | SkAutoTUnref<SkImage> refImg( |
| 650 | SkImage::NewFromTexture(context, backendDesc, kPremul_SkAlphaType, |
| 651 | TextureReleaseChecker::Release, &releaseChecker)); |
| 652 | SkAutoTUnref<SkImage> cpyImg(SkImage::NewFromTextureCopy(context, backendDesc, |
| 653 | kPremul_SkAlphaType)); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 654 | |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 655 | check_image_color(reporter, refImg, expected0); |
| 656 | check_image_color(reporter, cpyImg, expected0); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 657 | |
| 658 | // Now lets jam new colors into our "external" texture, and see if the images notice |
| 659 | const SkPMColor expected1 = SkPreMultiplyColor(SK_ColorBLUE); |
| 660 | sk_memset32(storage, expected1, w * h); |
| 661 | tex->writePixels(0, 0, w, h, kSkia8888_GrPixelConfig, storage, GrContext::kFlushWrites_PixelOp); |
| 662 | |
| 663 | // The cpy'd one should still see the old color |
| 664 | #if 0 |
| 665 | // There is no guarantee that refImg sees the new color. We are free to have made a copy. Our |
| 666 | // write pixels call violated the contract with refImg and refImg is now undefined. |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 667 | check_image_color(reporter, refImg, expected1); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 668 | #endif |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 669 | check_image_color(reporter, cpyImg, expected0); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 670 | |
| 671 | // Now exercise the release proc |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 672 | REPORTER_ASSERT(reporter, 0 == releaseChecker.fReleaseCount); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 673 | refImg.reset(nullptr); // force a release of the image |
kkinnunen | 7b94c14 | 2015-11-24 07:39:40 -0800 | [diff] [blame] | 674 | REPORTER_ASSERT(reporter, 1 == releaseChecker.fReleaseCount); |
kkinnunen | 4e18413 | 2015-11-17 22:53:28 -0800 | [diff] [blame] | 675 | } |
| 676 | #endif |