halcanary | a096d7a | 2015-03-27 12:16:53 -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 | |
| 8 | #include "Resources.h" |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame] | 9 | #include "SkAndroidCodec.h" |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 10 | #include "SkBitmap.h" |
| 11 | #include "SkCodec.h" |
msarett | edd2dcf | 2016-01-14 13:12:26 -0800 | [diff] [blame] | 12 | #include "SkCodecImageGenerator.h" |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 13 | #include "SkData.h" |
msarett | 549ca32 | 2016-08-17 08:54:08 -0700 | [diff] [blame] | 14 | #include "SkImageEncoder.h" |
scroggo | ef0fed3 | 2016-02-18 05:59:25 -0800 | [diff] [blame] | 15 | #include "SkFrontBufferedStream.h" |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 16 | #include "SkMD5.h" |
scroggo | b636b45 | 2015-07-22 07:16:20 -0700 | [diff] [blame] | 17 | #include "SkRandom.h" |
scroggo | cf98fa9 | 2015-11-23 08:14:40 -0800 | [diff] [blame] | 18 | #include "SkStream.h" |
scroggo | b9a1e34 | 2015-11-30 06:25:31 -0800 | [diff] [blame] | 19 | #include "SkStreamPriv.h" |
scroggo | cf98fa9 | 2015-11-23 08:14:40 -0800 | [diff] [blame] | 20 | #include "SkPngChunkReader.h" |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 21 | #include "Test.h" |
| 22 | |
scroggo | cf98fa9 | 2015-11-23 08:14:40 -0800 | [diff] [blame] | 23 | #include "png.h" |
| 24 | |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 25 | static SkStreamAsset* resource(const char path[]) { |
| 26 | SkString fullPath = GetResourcePath(path); |
| 27 | return SkStream::NewFromFile(fullPath.c_str()); |
| 28 | } |
| 29 | |
| 30 | static void md5(const SkBitmap& bm, SkMD5::Digest* digest) { |
| 31 | SkAutoLockPixels autoLockPixels(bm); |
| 32 | SkASSERT(bm.getPixels()); |
| 33 | SkMD5 md5; |
| 34 | size_t rowLen = bm.info().bytesPerPixel() * bm.width(); |
| 35 | for (int y = 0; y < bm.height(); ++y) { |
halcanary | 1e90304 | 2016-04-25 10:29:36 -0700 | [diff] [blame] | 36 | md5.write(bm.getAddr(0, y), rowLen); |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 37 | } |
| 38 | md5.finish(*digest); |
| 39 | } |
| 40 | |
scroggo | 9b2cdbf | 2015-07-10 12:07:02 -0700 | [diff] [blame] | 41 | /** |
| 42 | * Compute the digest for bm and compare it to a known good digest. |
| 43 | * @param r Reporter to assert that bm's digest matches goodDigest. |
| 44 | * @param goodDigest The known good digest to compare to. |
| 45 | * @param bm The bitmap to test. |
| 46 | */ |
| 47 | static void compare_to_good_digest(skiatest::Reporter* r, const SkMD5::Digest& goodDigest, |
| 48 | const SkBitmap& bm) { |
| 49 | SkMD5::Digest digest; |
| 50 | md5(bm, &digest); |
| 51 | REPORTER_ASSERT(r, digest == goodDigest); |
| 52 | } |
| 53 | |
scroggo | d1bc574 | 2015-08-12 08:31:44 -0700 | [diff] [blame] | 54 | /** |
| 55 | * Test decoding an SkCodec to a particular SkImageInfo. |
| 56 | * |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 57 | * Calling getPixels(info) should return expectedResult, and if goodDigest is non nullptr, |
scroggo | d1bc574 | 2015-08-12 08:31:44 -0700 | [diff] [blame] | 58 | * the resulting decode should match. |
| 59 | */ |
scroggo | 7b5e553 | 2016-02-04 06:14:24 -0800 | [diff] [blame] | 60 | template<typename Codec> |
| 61 | static void test_info(skiatest::Reporter* r, Codec* codec, const SkImageInfo& info, |
scroggo | d1bc574 | 2015-08-12 08:31:44 -0700 | [diff] [blame] | 62 | SkCodec::Result expectedResult, const SkMD5::Digest* goodDigest) { |
| 63 | SkBitmap bm; |
| 64 | bm.allocPixels(info); |
| 65 | SkAutoLockPixels autoLockPixels(bm); |
| 66 | |
| 67 | SkCodec::Result result = codec->getPixels(info, bm.getPixels(), bm.rowBytes()); |
| 68 | REPORTER_ASSERT(r, result == expectedResult); |
| 69 | |
| 70 | if (goodDigest) { |
| 71 | compare_to_good_digest(r, *goodDigest, bm); |
| 72 | } |
| 73 | } |
| 74 | |
scroggo | b636b45 | 2015-07-22 07:16:20 -0700 | [diff] [blame] | 75 | SkIRect generate_random_subset(SkRandom* rand, int w, int h) { |
| 76 | SkIRect rect; |
| 77 | do { |
| 78 | rect.fLeft = rand->nextRangeU(0, w); |
| 79 | rect.fTop = rand->nextRangeU(0, h); |
| 80 | rect.fRight = rand->nextRangeU(0, w); |
| 81 | rect.fBottom = rand->nextRangeU(0, h); |
| 82 | rect.sort(); |
| 83 | } while (rect.isEmpty()); |
| 84 | return rect; |
| 85 | } |
| 86 | |
scroggo | 7b5e553 | 2016-02-04 06:14:24 -0800 | [diff] [blame] | 87 | template<typename Codec> |
| 88 | static void test_codec(skiatest::Reporter* r, Codec* codec, SkBitmap& bm, const SkImageInfo& info, |
scroggo | 27c1728 | 2015-10-27 08:14:46 -0700 | [diff] [blame] | 89 | const SkISize& size, SkCodec::Result expectedResult, SkMD5::Digest* digest, |
| 90 | const SkMD5::Digest* goodDigest) { |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 91 | |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 92 | REPORTER_ASSERT(r, info.dimensions() == size); |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 93 | bm.allocPixels(info); |
| 94 | SkAutoLockPixels autoLockPixels(bm); |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 95 | |
| 96 | SkCodec::Result result = codec->getPixels(info, bm.getPixels(), bm.rowBytes()); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 97 | REPORTER_ASSERT(r, result == expectedResult); |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 98 | |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 99 | md5(bm, digest); |
| 100 | if (goodDigest) { |
| 101 | REPORTER_ASSERT(r, *digest == *goodDigest); |
| 102 | } |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 103 | |
msarett | 8ff6ca6 | 2015-09-18 12:06:04 -0700 | [diff] [blame] | 104 | { |
| 105 | // Test decoding to 565 |
| 106 | SkImageInfo info565 = info.makeColorType(kRGB_565_SkColorType); |
scroggo | ba58489 | 2016-05-20 13:56:13 -0700 | [diff] [blame] | 107 | if (info.alphaType() == kOpaque_SkAlphaType) { |
| 108 | // Decoding to 565 should succeed. |
| 109 | SkBitmap bm565; |
| 110 | bm565.allocPixels(info565); |
| 111 | SkAutoLockPixels alp(bm565); |
| 112 | |
| 113 | // This will allow comparison even if the image is incomplete. |
| 114 | bm565.eraseColor(SK_ColorBLACK); |
| 115 | |
| 116 | REPORTER_ASSERT(r, expectedResult == codec->getPixels(info565, |
| 117 | bm565.getPixels(), bm565.rowBytes())); |
| 118 | |
| 119 | SkMD5::Digest digest565; |
| 120 | md5(bm565, &digest565); |
| 121 | |
| 122 | // A dumb client's request for non-opaque should also succeed. |
| 123 | for (auto alpha : { kPremul_SkAlphaType, kUnpremul_SkAlphaType }) { |
| 124 | info565 = info565.makeAlphaType(alpha); |
| 125 | test_info(r, codec, info565, expectedResult, &digest565); |
| 126 | } |
| 127 | } else { |
| 128 | test_info(r, codec, info565, SkCodec::kInvalidConversion, nullptr); |
| 129 | } |
| 130 | } |
| 131 | |
| 132 | if (codec->getInfo().colorType() == kGray_8_SkColorType) { |
| 133 | SkImageInfo grayInfo = codec->getInfo(); |
| 134 | SkBitmap grayBm; |
| 135 | grayBm.allocPixels(grayInfo); |
| 136 | SkAutoLockPixels alp(grayBm); |
| 137 | |
| 138 | grayBm.eraseColor(SK_ColorBLACK); |
| 139 | |
| 140 | REPORTER_ASSERT(r, expectedResult == codec->getPixels(grayInfo, |
| 141 | grayBm.getPixels(), grayBm.rowBytes())); |
| 142 | |
| 143 | SkMD5::Digest grayDigest; |
| 144 | md5(grayBm, &grayDigest); |
| 145 | |
| 146 | for (auto alpha : { kPremul_SkAlphaType, kUnpremul_SkAlphaType }) { |
| 147 | grayInfo = grayInfo.makeAlphaType(alpha); |
| 148 | test_info(r, codec, grayInfo, expectedResult, &grayDigest); |
| 149 | } |
msarett | 8ff6ca6 | 2015-09-18 12:06:04 -0700 | [diff] [blame] | 150 | } |
| 151 | |
| 152 | // Verify that re-decoding gives the same result. It is interesting to check this after |
| 153 | // a decode to 565, since choosing to decode to 565 may result in some of the decode |
| 154 | // options being modified. These options should return to their defaults on another |
| 155 | // decode to kN32, so the new digest should match the old digest. |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 156 | test_info(r, codec, info, expectedResult, digest); |
scroggo | d1bc574 | 2015-08-12 08:31:44 -0700 | [diff] [blame] | 157 | |
| 158 | { |
| 159 | // Check alpha type conversions |
| 160 | if (info.alphaType() == kOpaque_SkAlphaType) { |
| 161 | test_info(r, codec, info.makeAlphaType(kUnpremul_SkAlphaType), |
scroggo | c5560be | 2016-02-03 09:42:42 -0800 | [diff] [blame] | 162 | expectedResult, digest); |
scroggo | d1bc574 | 2015-08-12 08:31:44 -0700 | [diff] [blame] | 163 | test_info(r, codec, info.makeAlphaType(kPremul_SkAlphaType), |
scroggo | c5560be | 2016-02-03 09:42:42 -0800 | [diff] [blame] | 164 | expectedResult, digest); |
scroggo | d1bc574 | 2015-08-12 08:31:44 -0700 | [diff] [blame] | 165 | } else { |
| 166 | // Decoding to opaque should fail |
| 167 | test_info(r, codec, info.makeAlphaType(kOpaque_SkAlphaType), |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 168 | SkCodec::kInvalidConversion, nullptr); |
scroggo | d1bc574 | 2015-08-12 08:31:44 -0700 | [diff] [blame] | 169 | SkAlphaType otherAt = info.alphaType(); |
| 170 | if (kPremul_SkAlphaType == otherAt) { |
| 171 | otherAt = kUnpremul_SkAlphaType; |
| 172 | } else { |
| 173 | otherAt = kPremul_SkAlphaType; |
| 174 | } |
| 175 | // The other non-opaque alpha type should always succeed, but not match. |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 176 | test_info(r, codec, info.makeAlphaType(otherAt), expectedResult, nullptr); |
scroggo | d1bc574 | 2015-08-12 08:31:44 -0700 | [diff] [blame] | 177 | } |
| 178 | } |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 179 | } |
| 180 | |
scroggo | bed1ed6 | 2016-02-11 10:24:55 -0800 | [diff] [blame] | 181 | static bool supports_partial_scanlines(const char path[]) { |
scroggo | 2c3b218 | 2015-10-09 08:40:59 -0700 | [diff] [blame] | 182 | static const char* const exts[] = { |
| 183 | "jpg", "jpeg", "png", "webp" |
| 184 | "JPG", "JPEG", "PNG", "WEBP" |
| 185 | }; |
| 186 | |
| 187 | for (uint32_t i = 0; i < SK_ARRAY_COUNT(exts); i++) { |
| 188 | if (SkStrEndsWith(path, exts[i])) { |
| 189 | return true; |
| 190 | } |
| 191 | } |
| 192 | return false; |
| 193 | } |
| 194 | |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 195 | static void check(skiatest::Reporter* r, |
| 196 | const char path[], |
| 197 | SkISize size, |
| 198 | bool supportsScanlineDecoding, |
| 199 | bool supportsSubsetDecoding, |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 200 | bool supportsIncomplete = true) { |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 201 | |
| 202 | SkAutoTDelete<SkStream> stream(resource(path)); |
| 203 | if (!stream) { |
| 204 | SkDebugf("Missing resource '%s'\n", path); |
| 205 | return; |
| 206 | } |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 207 | |
| 208 | SkAutoTDelete<SkCodec> codec(nullptr); |
| 209 | bool isIncomplete = supportsIncomplete; |
| 210 | if (isIncomplete) { |
| 211 | size_t size = stream->getLength(); |
bungeman | 38d909e | 2016-08-02 14:40:46 -0700 | [diff] [blame] | 212 | sk_sp<SkData> data((SkData::MakeFromStream(stream, 2 * size / 3))); |
| 213 | codec.reset(SkCodec::NewFromData(data.get())); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 214 | } else { |
mtklein | 18300a3 | 2016-03-16 13:53:35 -0700 | [diff] [blame] | 215 | codec.reset(SkCodec::NewFromStream(stream.release())); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 216 | } |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 217 | if (!codec) { |
| 218 | ERRORF(r, "Unable to decode '%s'", path); |
| 219 | return; |
| 220 | } |
| 221 | |
| 222 | // Test full image decodes with SkCodec |
| 223 | SkMD5::Digest codecDigest; |
scroggo | ef0fed3 | 2016-02-18 05:59:25 -0800 | [diff] [blame] | 224 | const SkImageInfo info = codec->getInfo().makeColorType(kN32_SkColorType); |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 225 | SkBitmap bm; |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 226 | SkCodec::Result expectedResult = isIncomplete ? SkCodec::kIncompleteInput : SkCodec::kSuccess; |
scroggo | 7b5e553 | 2016-02-04 06:14:24 -0800 | [diff] [blame] | 227 | test_codec(r, codec.get(), bm, info, size, expectedResult, &codecDigest, nullptr); |
scroggo | d1bc574 | 2015-08-12 08:31:44 -0700 | [diff] [blame] | 228 | |
| 229 | // Scanline decoding follows. |
scroggo | 6fb2391 | 2016-06-02 14:16:43 -0700 | [diff] [blame] | 230 | // Need to call startScanlineDecode() first. |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 231 | REPORTER_ASSERT(r, codec->getScanlines(bm.getAddr(0, 0), 1, 0) |
| 232 | == 0); |
| 233 | REPORTER_ASSERT(r, codec->skipScanlines(1) |
| 234 | == 0); |
| 235 | |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 236 | const SkCodec::Result startResult = codec->startScanlineDecode(info); |
scroggo | 5842154 | 2015-04-01 11:25:20 -0700 | [diff] [blame] | 237 | if (supportsScanlineDecoding) { |
| 238 | bm.eraseColor(SK_ColorYELLOW); |
msarett | c0e80c1 | 2015-07-01 06:50:35 -0700 | [diff] [blame] | 239 | |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 240 | REPORTER_ASSERT(r, startResult == SkCodec::kSuccess); |
scroggo | 9b2cdbf | 2015-07-10 12:07:02 -0700 | [diff] [blame] | 241 | |
scroggo | 5842154 | 2015-04-01 11:25:20 -0700 | [diff] [blame] | 242 | for (int y = 0; y < info.height(); y++) { |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 243 | const int lines = codec->getScanlines(bm.getAddr(0, y), 1, 0); |
| 244 | if (!isIncomplete) { |
| 245 | REPORTER_ASSERT(r, 1 == lines); |
| 246 | } |
scroggo | 5842154 | 2015-04-01 11:25:20 -0700 | [diff] [blame] | 247 | } |
| 248 | // verify that scanline decoding gives the same result. |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 249 | if (SkCodec::kTopDown_SkScanlineOrder == codec->getScanlineOrder()) { |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 250 | compare_to_good_digest(r, codecDigest, bm); |
msarett | 5406d6f | 2015-08-31 06:55:13 -0700 | [diff] [blame] | 251 | } |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 252 | |
| 253 | // Cannot continue to decode scanlines beyond the end |
| 254 | REPORTER_ASSERT(r, codec->getScanlines(bm.getAddr(0, 0), 1, 0) |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 255 | == 0); |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 256 | |
| 257 | // Interrupting a scanline decode with a full decode starts from |
| 258 | // scratch |
| 259 | REPORTER_ASSERT(r, codec->startScanlineDecode(info) == SkCodec::kSuccess); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 260 | const int lines = codec->getScanlines(bm.getAddr(0, 0), 1, 0); |
| 261 | if (!isIncomplete) { |
| 262 | REPORTER_ASSERT(r, lines == 1); |
| 263 | } |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 264 | REPORTER_ASSERT(r, codec->getPixels(bm.info(), bm.getPixels(), bm.rowBytes()) |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 265 | == expectedResult); |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 266 | REPORTER_ASSERT(r, codec->getScanlines(bm.getAddr(0, 0), 1, 0) |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 267 | == 0); |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 268 | REPORTER_ASSERT(r, codec->skipScanlines(1) |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 269 | == 0); |
msarett | 80803ff | 2015-10-16 10:54:12 -0700 | [diff] [blame] | 270 | |
| 271 | // Test partial scanline decodes |
scroggo | bed1ed6 | 2016-02-11 10:24:55 -0800 | [diff] [blame] | 272 | if (supports_partial_scanlines(path) && info.width() >= 3) { |
msarett | 80803ff | 2015-10-16 10:54:12 -0700 | [diff] [blame] | 273 | SkCodec::Options options; |
| 274 | int width = info.width(); |
| 275 | int height = info.height(); |
| 276 | SkIRect subset = SkIRect::MakeXYWH(2 * (width / 3), 0, width / 3, height); |
| 277 | options.fSubset = ⊂ |
| 278 | |
| 279 | const SkCodec::Result partialStartResult = codec->startScanlineDecode(info, &options, |
| 280 | nullptr, nullptr); |
| 281 | REPORTER_ASSERT(r, partialStartResult == SkCodec::kSuccess); |
| 282 | |
| 283 | for (int y = 0; y < height; y++) { |
| 284 | const int lines = codec->getScanlines(bm.getAddr(0, y), 1, 0); |
| 285 | if (!isIncomplete) { |
| 286 | REPORTER_ASSERT(r, 1 == lines); |
| 287 | } |
| 288 | } |
| 289 | } |
scroggo | 5842154 | 2015-04-01 11:25:20 -0700 | [diff] [blame] | 290 | } else { |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 291 | REPORTER_ASSERT(r, startResult == SkCodec::kUnimplemented); |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 292 | } |
scroggo | b636b45 | 2015-07-22 07:16:20 -0700 | [diff] [blame] | 293 | |
| 294 | // The rest of this function tests decoding subsets, and will decode an arbitrary number of |
| 295 | // random subsets. |
| 296 | // Do not attempt to decode subsets of an image of only once pixel, since there is no |
| 297 | // meaningful subset. |
| 298 | if (size.width() * size.height() == 1) { |
| 299 | return; |
| 300 | } |
| 301 | |
| 302 | SkRandom rand; |
| 303 | SkIRect subset; |
| 304 | SkCodec::Options opts; |
| 305 | opts.fSubset = ⊂ |
| 306 | for (int i = 0; i < 5; i++) { |
| 307 | subset = generate_random_subset(&rand, size.width(), size.height()); |
| 308 | SkASSERT(!subset.isEmpty()); |
| 309 | const bool supported = codec->getValidSubset(&subset); |
| 310 | REPORTER_ASSERT(r, supported == supportsSubsetDecoding); |
| 311 | |
| 312 | SkImageInfo subsetInfo = info.makeWH(subset.width(), subset.height()); |
| 313 | SkBitmap bm; |
| 314 | bm.allocPixels(subsetInfo); |
| 315 | const SkCodec::Result result = codec->getPixels(bm.info(), bm.getPixels(), bm.rowBytes(), |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 316 | &opts, nullptr, nullptr); |
scroggo | b636b45 | 2015-07-22 07:16:20 -0700 | [diff] [blame] | 317 | |
| 318 | if (supportsSubsetDecoding) { |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 319 | REPORTER_ASSERT(r, result == expectedResult); |
scroggo | b636b45 | 2015-07-22 07:16:20 -0700 | [diff] [blame] | 320 | // Webp is the only codec that supports subsets, and it will have modified the subset |
| 321 | // to have even left/top. |
| 322 | REPORTER_ASSERT(r, SkIsAlign2(subset.fLeft) && SkIsAlign2(subset.fTop)); |
| 323 | } else { |
| 324 | // No subsets will work. |
| 325 | REPORTER_ASSERT(r, result == SkCodec::kUnimplemented); |
| 326 | } |
| 327 | } |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 328 | |
scroggo | bed1ed6 | 2016-02-11 10:24:55 -0800 | [diff] [blame] | 329 | // SkAndroidCodec tests |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 330 | if (supportsScanlineDecoding || supportsSubsetDecoding) { |
scroggo | 2c3b218 | 2015-10-09 08:40:59 -0700 | [diff] [blame] | 331 | |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 332 | SkAutoTDelete<SkStream> stream(resource(path)); |
| 333 | if (!stream) { |
| 334 | SkDebugf("Missing resource '%s'\n", path); |
| 335 | return; |
| 336 | } |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 337 | |
scroggo | 7b5e553 | 2016-02-04 06:14:24 -0800 | [diff] [blame] | 338 | SkAutoTDelete<SkAndroidCodec> androidCodec(nullptr); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 339 | if (isIncomplete) { |
| 340 | size_t size = stream->getLength(); |
bungeman | 38d909e | 2016-08-02 14:40:46 -0700 | [diff] [blame] | 341 | sk_sp<SkData> data((SkData::MakeFromStream(stream, 2 * size / 3))); |
| 342 | androidCodec.reset(SkAndroidCodec::NewFromData(data.get())); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 343 | } else { |
mtklein | 18300a3 | 2016-03-16 13:53:35 -0700 | [diff] [blame] | 344 | androidCodec.reset(SkAndroidCodec::NewFromStream(stream.release())); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 345 | } |
scroggo | 7b5e553 | 2016-02-04 06:14:24 -0800 | [diff] [blame] | 346 | if (!androidCodec) { |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 347 | ERRORF(r, "Unable to decode '%s'", path); |
| 348 | return; |
| 349 | } |
| 350 | |
| 351 | SkBitmap bm; |
scroggo | bed1ed6 | 2016-02-11 10:24:55 -0800 | [diff] [blame] | 352 | SkMD5::Digest androidCodecDigest; |
| 353 | test_codec(r, androidCodec.get(), bm, info, size, expectedResult, &androidCodecDigest, |
scroggo | 7b5e553 | 2016-02-04 06:14:24 -0800 | [diff] [blame] | 354 | &codecDigest); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 355 | } |
| 356 | |
msarett | edd2dcf | 2016-01-14 13:12:26 -0800 | [diff] [blame] | 357 | if (!isIncomplete) { |
scroggo | ef0fed3 | 2016-02-18 05:59:25 -0800 | [diff] [blame] | 358 | // Test SkCodecImageGenerator |
msarett | edd2dcf | 2016-01-14 13:12:26 -0800 | [diff] [blame] | 359 | SkAutoTDelete<SkStream> stream(resource(path)); |
bungeman | 38d909e | 2016-08-02 14:40:46 -0700 | [diff] [blame] | 360 | sk_sp<SkData> fullData(SkData::MakeFromStream(stream, stream->getLength())); |
| 361 | SkAutoTDelete<SkImageGenerator> gen( |
| 362 | SkCodecImageGenerator::NewFromEncodedCodec(fullData.get())); |
msarett | edd2dcf | 2016-01-14 13:12:26 -0800 | [diff] [blame] | 363 | SkBitmap bm; |
| 364 | bm.allocPixels(info); |
| 365 | SkAutoLockPixels autoLockPixels(bm); |
| 366 | REPORTER_ASSERT(r, gen->getPixels(info, bm.getPixels(), bm.rowBytes())); |
| 367 | compare_to_good_digest(r, codecDigest, bm); |
scroggo | ef0fed3 | 2016-02-18 05:59:25 -0800 | [diff] [blame] | 368 | |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 369 | // Test using SkFrontBufferedStream, as Android does |
bungeman | 38d909e | 2016-08-02 14:40:46 -0700 | [diff] [blame] | 370 | SkStream* bufferedStream = SkFrontBufferedStream::Create( |
| 371 | new SkMemoryStream(std::move(fullData)), SkCodec::MinBufferedBytesNeeded()); |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 372 | REPORTER_ASSERT(r, bufferedStream); |
| 373 | codec.reset(SkCodec::NewFromStream(bufferedStream)); |
| 374 | REPORTER_ASSERT(r, codec); |
| 375 | if (codec) { |
| 376 | test_info(r, codec.get(), info, SkCodec::kSuccess, &codecDigest); |
scroggo | ef0fed3 | 2016-02-18 05:59:25 -0800 | [diff] [blame] | 377 | } |
msarett | edd2dcf | 2016-01-14 13:12:26 -0800 | [diff] [blame] | 378 | } |
| 379 | |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 380 | // If we've just tested incomplete decodes, let's run the same test again on full decodes. |
| 381 | if (isIncomplete) { |
scroggo | 27c1728 | 2015-10-27 08:14:46 -0700 | [diff] [blame] | 382 | check(r, path, size, supportsScanlineDecoding, supportsSubsetDecoding, false); |
msarett | cc7f305 | 2015-10-05 14:20:27 -0700 | [diff] [blame] | 383 | } |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 384 | } |
| 385 | |
| 386 | DEF_TEST(Codec, r) { |
| 387 | // WBMP |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 388 | check(r, "mandrill.wbmp", SkISize::Make(512, 512), true, false); |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 389 | |
scroggo | 6f5e619 | 2015-06-18 12:53:43 -0700 | [diff] [blame] | 390 | // WEBP |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 391 | check(r, "baby_tux.webp", SkISize::Make(386, 395), false, true); |
| 392 | check(r, "color_wheel.webp", SkISize::Make(128, 128), false, true); |
| 393 | check(r, "yellow_rose.webp", SkISize::Make(400, 301), false, true); |
scroggo | 6f5e619 | 2015-06-18 12:53:43 -0700 | [diff] [blame] | 394 | |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 395 | // BMP |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 396 | check(r, "randPixels.bmp", SkISize::Make(8, 8), true, false); |
| 397 | check(r, "rle.bmp", SkISize::Make(320, 240), true, false); |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 398 | |
| 399 | // ICO |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 400 | // FIXME: We are not ready to test incomplete ICOs |
msarett | 68b204e | 2015-04-01 12:09:21 -0700 | [diff] [blame] | 401 | // These two tests examine interestingly different behavior: |
| 402 | // Decodes an embedded BMP image |
msarett | be8216a | 2015-12-04 08:00:50 -0800 | [diff] [blame] | 403 | check(r, "color_wheel.ico", SkISize::Make(128, 128), true, false, false); |
msarett | 68b204e | 2015-04-01 12:09:21 -0700 | [diff] [blame] | 404 | // Decodes an embedded PNG image |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 405 | check(r, "google_chrome.ico", SkISize::Make(256, 256), true, false, false); |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 406 | |
msarett | 438b2ad | 2015-04-09 12:43:10 -0700 | [diff] [blame] | 407 | // GIF |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 408 | // FIXME: We are not ready to test incomplete GIFs |
scroggo | 27c1728 | 2015-10-27 08:14:46 -0700 | [diff] [blame] | 409 | check(r, "box.gif", SkISize::Make(200, 55), true, false, false); |
| 410 | check(r, "color_wheel.gif", SkISize::Make(128, 128), true, false, false); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 411 | // randPixels.gif is too small to test incomplete |
scroggo | 27c1728 | 2015-10-27 08:14:46 -0700 | [diff] [blame] | 412 | check(r, "randPixels.gif", SkISize::Make(8, 8), true, false, false); |
msarett | 438b2ad | 2015-04-09 12:43:10 -0700 | [diff] [blame] | 413 | |
msarett | e16b04a | 2015-04-15 07:32:19 -0700 | [diff] [blame] | 414 | // JPG |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 415 | check(r, "CMYK.jpg", SkISize::Make(642, 516), true, false); |
| 416 | check(r, "color_wheel.jpg", SkISize::Make(128, 128), true, false); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 417 | // grayscale.jpg is too small to test incomplete |
scroggo | 27c1728 | 2015-10-27 08:14:46 -0700 | [diff] [blame] | 418 | check(r, "grayscale.jpg", SkISize::Make(128, 128), true, false, false); |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 419 | check(r, "mandrill_512_q075.jpg", SkISize::Make(512, 512), true, false); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 420 | // randPixels.jpg is too small to test incomplete |
scroggo | 27c1728 | 2015-10-27 08:14:46 -0700 | [diff] [blame] | 421 | check(r, "randPixels.jpg", SkISize::Make(8, 8), true, false, false); |
msarett | e16b04a | 2015-04-15 07:32:19 -0700 | [diff] [blame] | 422 | |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 423 | // PNG |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 424 | check(r, "arrow.png", SkISize::Make(187, 312), true, false, false); |
| 425 | check(r, "baby_tux.png", SkISize::Make(240, 246), true, false, false); |
| 426 | check(r, "color_wheel.png", SkISize::Make(128, 128), true, false, false); |
| 427 | check(r, "half-transparent-white-pixel.png", SkISize::Make(1, 1), true, false, false); |
| 428 | check(r, "mandrill_128.png", SkISize::Make(128, 128), true, false, false); |
| 429 | check(r, "mandrill_16.png", SkISize::Make(16, 16), true, false, false); |
| 430 | check(r, "mandrill_256.png", SkISize::Make(256, 256), true, false, false); |
| 431 | check(r, "mandrill_32.png", SkISize::Make(32, 32), true, false, false); |
| 432 | check(r, "mandrill_512.png", SkISize::Make(512, 512), true, false, false); |
| 433 | check(r, "mandrill_64.png", SkISize::Make(64, 64), true, false, false); |
| 434 | check(r, "plane.png", SkISize::Make(250, 126), true, false, false); |
| 435 | // FIXME: We are not ready to test incomplete interlaced pngs |
| 436 | check(r, "plane_interlaced.png", SkISize::Make(250, 126), true, false, false); |
| 437 | check(r, "randPixels.png", SkISize::Make(8, 8), true, false, false); |
| 438 | check(r, "yellow_rose.png", SkISize::Make(400, 301), true, false, false); |
yujieqin | 916de9f | 2016-01-25 08:26:16 -0800 | [diff] [blame] | 439 | |
| 440 | // RAW |
yujieqin | f236ee4 | 2016-02-29 07:14:42 -0800 | [diff] [blame] | 441 | // Disable RAW tests for Win32. |
| 442 | #if defined(SK_CODEC_DECODES_RAW) && (!defined(_WIN32)) |
yujieqin | 916de9f | 2016-01-25 08:26:16 -0800 | [diff] [blame] | 443 | check(r, "sample_1mp.dng", SkISize::Make(600, 338), false, false, false); |
ebrauer | 46d2aa8 | 2016-02-17 08:04:00 -0800 | [diff] [blame] | 444 | check(r, "sample_1mp_rotated.dng", SkISize::Make(600, 338), false, false, false); |
yujieqin | 9c7a8a4 | 2016-02-05 08:21:19 -0800 | [diff] [blame] | 445 | check(r, "dng_with_preview.dng", SkISize::Make(600, 338), true, false, false); |
msarett | 02cb4d4 | 2016-01-25 11:01:34 -0800 | [diff] [blame] | 446 | #endif |
halcanary | a096d7a | 2015-03-27 12:16:53 -0700 | [diff] [blame] | 447 | } |
scroggo | 0a7e69c | 2015-04-03 07:22:22 -0700 | [diff] [blame] | 448 | |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 449 | // Test interlaced PNG in stripes, similar to DM's kStripe_Mode |
| 450 | DEF_TEST(Codec_stripes, r) { |
| 451 | const char * path = "plane_interlaced.png"; |
| 452 | SkAutoTDelete<SkStream> stream(resource(path)); |
| 453 | if (!stream) { |
| 454 | SkDebugf("Missing resource '%s'\n", path); |
| 455 | } |
| 456 | |
| 457 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromStream(stream.release())); |
| 458 | REPORTER_ASSERT(r, codec); |
| 459 | |
| 460 | if (!codec) { |
| 461 | return; |
| 462 | } |
| 463 | |
| 464 | switch (codec->getScanlineOrder()) { |
| 465 | case SkCodec::kBottomUp_SkScanlineOrder: |
| 466 | case SkCodec::kOutOfOrder_SkScanlineOrder: |
| 467 | ERRORF(r, "This scanline order will not match the original."); |
| 468 | return; |
| 469 | default: |
| 470 | break; |
| 471 | } |
| 472 | |
| 473 | // Baseline for what the image should look like, using N32. |
| 474 | const SkImageInfo info = codec->getInfo().makeColorType(kN32_SkColorType); |
| 475 | |
| 476 | SkBitmap bm; |
| 477 | bm.allocPixels(info); |
| 478 | SkAutoLockPixels autoLockPixels(bm); |
| 479 | SkCodec::Result result = codec->getPixels(info, bm.getPixels(), bm.rowBytes()); |
| 480 | REPORTER_ASSERT(r, result == SkCodec::kSuccess); |
| 481 | |
| 482 | SkMD5::Digest digest; |
| 483 | md5(bm, &digest); |
| 484 | |
| 485 | // Now decode in stripes |
| 486 | const int height = info.height(); |
| 487 | const int numStripes = 4; |
| 488 | int stripeHeight; |
| 489 | int remainingLines; |
| 490 | SkTDivMod(height, numStripes, &stripeHeight, &remainingLines); |
| 491 | |
| 492 | bm.eraseColor(SK_ColorYELLOW); |
| 493 | |
| 494 | result = codec->startScanlineDecode(info); |
| 495 | REPORTER_ASSERT(r, result == SkCodec::kSuccess); |
| 496 | |
| 497 | // Odd stripes |
| 498 | for (int i = 1; i < numStripes; i += 2) { |
| 499 | // Skip the even stripes |
| 500 | bool skipResult = codec->skipScanlines(stripeHeight); |
| 501 | REPORTER_ASSERT(r, skipResult); |
| 502 | |
| 503 | int linesDecoded = codec->getScanlines(bm.getAddr(0, i * stripeHeight), stripeHeight, |
| 504 | bm.rowBytes()); |
| 505 | REPORTER_ASSERT(r, linesDecoded == stripeHeight); |
| 506 | } |
| 507 | |
| 508 | // Even stripes |
| 509 | result = codec->startScanlineDecode(info); |
| 510 | REPORTER_ASSERT(r, result == SkCodec::kSuccess); |
| 511 | |
| 512 | for (int i = 0; i < numStripes; i += 2) { |
| 513 | int linesDecoded = codec->getScanlines(bm.getAddr(0, i * stripeHeight), stripeHeight, |
| 514 | bm.rowBytes()); |
| 515 | REPORTER_ASSERT(r, linesDecoded == stripeHeight); |
| 516 | |
| 517 | // Skip the odd stripes |
| 518 | if (i + 1 < numStripes) { |
| 519 | bool skipResult = codec->skipScanlines(stripeHeight); |
| 520 | REPORTER_ASSERT(r, skipResult); |
| 521 | } |
| 522 | } |
| 523 | |
| 524 | // Remainder at the end |
| 525 | if (remainingLines > 0) { |
| 526 | result = codec->startScanlineDecode(info); |
| 527 | REPORTER_ASSERT(r, result == SkCodec::kSuccess); |
| 528 | |
| 529 | bool skipResult = codec->skipScanlines(height - remainingLines); |
| 530 | REPORTER_ASSERT(r, skipResult); |
| 531 | |
| 532 | int linesDecoded = codec->getScanlines(bm.getAddr(0, height - remainingLines), |
| 533 | remainingLines, bm.rowBytes()); |
| 534 | REPORTER_ASSERT(r, linesDecoded == remainingLines); |
| 535 | } |
| 536 | |
| 537 | compare_to_good_digest(r, digest, bm); |
| 538 | } |
| 539 | |
scroggo | 0a7e69c | 2015-04-03 07:22:22 -0700 | [diff] [blame] | 540 | static void test_invalid_stream(skiatest::Reporter* r, const void* stream, size_t len) { |
scroggo | 2c3b218 | 2015-10-09 08:40:59 -0700 | [diff] [blame] | 541 | // Neither of these calls should return a codec. Bots should catch us if we leaked anything. |
scroggo | 0a7e69c | 2015-04-03 07:22:22 -0700 | [diff] [blame] | 542 | SkCodec* codec = SkCodec::NewFromStream(new SkMemoryStream(stream, len, false)); |
scroggo | 2c3b218 | 2015-10-09 08:40:59 -0700 | [diff] [blame] | 543 | REPORTER_ASSERT(r, !codec); |
| 544 | |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame] | 545 | SkAndroidCodec* androidCodec = |
| 546 | SkAndroidCodec::NewFromStream(new SkMemoryStream(stream, len, false)); |
| 547 | REPORTER_ASSERT(r, !androidCodec); |
scroggo | 0a7e69c | 2015-04-03 07:22:22 -0700 | [diff] [blame] | 548 | } |
| 549 | |
| 550 | // Ensure that SkCodec::NewFromStream handles freeing the passed in SkStream, |
| 551 | // even on failure. Test some bad streams. |
| 552 | DEF_TEST(Codec_leaks, r) { |
| 553 | // No codec should claim this as their format, so this tests SkCodec::NewFromStream. |
| 554 | const char nonSupportedStream[] = "hello world"; |
| 555 | // The other strings should look like the beginning of a file type, so we'll call some |
| 556 | // internal version of NewFromStream, which must also delete the stream on failure. |
| 557 | const unsigned char emptyPng[] = { 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a }; |
| 558 | const unsigned char emptyJpeg[] = { 0xFF, 0xD8, 0xFF }; |
| 559 | const char emptyWebp[] = "RIFF1234WEBPVP"; |
| 560 | const char emptyBmp[] = { 'B', 'M' }; |
| 561 | const char emptyIco[] = { '\x00', '\x00', '\x01', '\x00' }; |
| 562 | const char emptyGif[] = "GIFVER"; |
| 563 | |
| 564 | test_invalid_stream(r, nonSupportedStream, sizeof(nonSupportedStream)); |
| 565 | test_invalid_stream(r, emptyPng, sizeof(emptyPng)); |
| 566 | test_invalid_stream(r, emptyJpeg, sizeof(emptyJpeg)); |
| 567 | test_invalid_stream(r, emptyWebp, sizeof(emptyWebp)); |
| 568 | test_invalid_stream(r, emptyBmp, sizeof(emptyBmp)); |
| 569 | test_invalid_stream(r, emptyIco, sizeof(emptyIco)); |
| 570 | test_invalid_stream(r, emptyGif, sizeof(emptyGif)); |
| 571 | } |
msarett | e16b04a | 2015-04-15 07:32:19 -0700 | [diff] [blame] | 572 | |
scroggo | 2c3b218 | 2015-10-09 08:40:59 -0700 | [diff] [blame] | 573 | DEF_TEST(Codec_null, r) { |
scroggo | bed1ed6 | 2016-02-11 10:24:55 -0800 | [diff] [blame] | 574 | // Attempting to create an SkCodec or an SkAndroidCodec with null should not |
scroggo | 2c3b218 | 2015-10-09 08:40:59 -0700 | [diff] [blame] | 575 | // crash. |
| 576 | SkCodec* codec = SkCodec::NewFromStream(nullptr); |
| 577 | REPORTER_ASSERT(r, !codec); |
| 578 | |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame] | 579 | SkAndroidCodec* androidCodec = SkAndroidCodec::NewFromStream(nullptr); |
| 580 | REPORTER_ASSERT(r, !androidCodec); |
scroggo | 2c3b218 | 2015-10-09 08:40:59 -0700 | [diff] [blame] | 581 | } |
| 582 | |
msarett | e16b04a | 2015-04-15 07:32:19 -0700 | [diff] [blame] | 583 | static void test_dimensions(skiatest::Reporter* r, const char path[]) { |
| 584 | // Create the codec from the resource file |
| 585 | SkAutoTDelete<SkStream> stream(resource(path)); |
| 586 | if (!stream) { |
| 587 | SkDebugf("Missing resource '%s'\n", path); |
| 588 | return; |
| 589 | } |
mtklein | 18300a3 | 2016-03-16 13:53:35 -0700 | [diff] [blame] | 590 | SkAutoTDelete<SkAndroidCodec> codec(SkAndroidCodec::NewFromStream(stream.release())); |
msarett | e16b04a | 2015-04-15 07:32:19 -0700 | [diff] [blame] | 591 | if (!codec) { |
| 592 | ERRORF(r, "Unable to create codec '%s'", path); |
| 593 | return; |
| 594 | } |
| 595 | |
| 596 | // Check that the decode is successful for a variety of scales |
scroggo | 501b734 | 2015-11-03 07:55:11 -0800 | [diff] [blame] | 597 | for (int sampleSize = 1; sampleSize < 32; sampleSize++) { |
msarett | e16b04a | 2015-04-15 07:32:19 -0700 | [diff] [blame] | 598 | // Scale the output dimensions |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame] | 599 | SkISize scaledDims = codec->getSampledDimensions(sampleSize); |
msarett | b32758a | 2015-08-18 13:22:46 -0700 | [diff] [blame] | 600 | SkImageInfo scaledInfo = codec->getInfo() |
| 601 | .makeWH(scaledDims.width(), scaledDims.height()) |
| 602 | .makeColorType(kN32_SkColorType); |
msarett | e16b04a | 2015-04-15 07:32:19 -0700 | [diff] [blame] | 603 | |
| 604 | // Set up for the decode |
| 605 | size_t rowBytes = scaledDims.width() * sizeof(SkPMColor); |
| 606 | size_t totalBytes = scaledInfo.getSafeSize(rowBytes); |
| 607 | SkAutoTMalloc<SkPMColor> pixels(totalBytes); |
| 608 | |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame] | 609 | SkAndroidCodec::AndroidOptions options; |
| 610 | options.fSampleSize = sampleSize; |
scroggo | eb602a5 | 2015-07-09 08:16:03 -0700 | [diff] [blame] | 611 | SkCodec::Result result = |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame] | 612 | codec->getAndroidPixels(scaledInfo, pixels.get(), rowBytes, &options); |
scroggo | eb602a5 | 2015-07-09 08:16:03 -0700 | [diff] [blame] | 613 | REPORTER_ASSERT(r, SkCodec::kSuccess == result); |
msarett | e16b04a | 2015-04-15 07:32:19 -0700 | [diff] [blame] | 614 | } |
| 615 | } |
| 616 | |
| 617 | // Ensure that onGetScaledDimensions returns valid image dimensions to use for decodes |
| 618 | DEF_TEST(Codec_Dimensions, r) { |
| 619 | // JPG |
| 620 | test_dimensions(r, "CMYK.jpg"); |
| 621 | test_dimensions(r, "color_wheel.jpg"); |
| 622 | test_dimensions(r, "grayscale.jpg"); |
| 623 | test_dimensions(r, "mandrill_512_q075.jpg"); |
| 624 | test_dimensions(r, "randPixels.jpg"); |
msarett | b32758a | 2015-08-18 13:22:46 -0700 | [diff] [blame] | 625 | |
| 626 | // Decoding small images with very large scaling factors is a potential |
| 627 | // source of bugs and crashes. We disable these tests in Gold because |
| 628 | // tiny images are not very useful to look at. |
| 629 | // Here we make sure that we do not crash or access illegal memory when |
| 630 | // performing scaled decodes on small images. |
| 631 | test_dimensions(r, "1x1.png"); |
| 632 | test_dimensions(r, "2x2.png"); |
| 633 | test_dimensions(r, "3x3.png"); |
| 634 | test_dimensions(r, "3x1.png"); |
| 635 | test_dimensions(r, "1x1.png"); |
| 636 | test_dimensions(r, "16x1.png"); |
| 637 | test_dimensions(r, "1x16.png"); |
| 638 | test_dimensions(r, "mandrill_16.png"); |
| 639 | |
yujieqin | 916de9f | 2016-01-25 08:26:16 -0800 | [diff] [blame] | 640 | // RAW |
yujieqin | f236ee4 | 2016-02-29 07:14:42 -0800 | [diff] [blame] | 641 | // Disable RAW tests for Win32. |
| 642 | #if defined(SK_CODEC_DECODES_RAW) && (!defined(_WIN32)) |
yujieqin | 916de9f | 2016-01-25 08:26:16 -0800 | [diff] [blame] | 643 | test_dimensions(r, "sample_1mp.dng"); |
ebrauer | 46d2aa8 | 2016-02-17 08:04:00 -0800 | [diff] [blame] | 644 | test_dimensions(r, "sample_1mp_rotated.dng"); |
yujieqin | 9c7a8a4 | 2016-02-05 08:21:19 -0800 | [diff] [blame] | 645 | test_dimensions(r, "dng_with_preview.dng"); |
msarett | 8e49ca3 | 2016-01-25 13:10:58 -0800 | [diff] [blame] | 646 | #endif |
msarett | e16b04a | 2015-04-15 07:32:19 -0700 | [diff] [blame] | 647 | } |
| 648 | |
msarett | d0375bc | 2015-08-12 08:08:56 -0700 | [diff] [blame] | 649 | static void test_invalid(skiatest::Reporter* r, const char path[]) { |
msarett | 4b17fa3 | 2015-04-23 08:53:39 -0700 | [diff] [blame] | 650 | SkAutoTDelete<SkStream> stream(resource(path)); |
| 651 | if (!stream) { |
| 652 | SkDebugf("Missing resource '%s'\n", path); |
| 653 | return; |
| 654 | } |
mtklein | 18300a3 | 2016-03-16 13:53:35 -0700 | [diff] [blame] | 655 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromStream(stream.release())); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 656 | REPORTER_ASSERT(r, nullptr == codec); |
msarett | 4b17fa3 | 2015-04-23 08:53:39 -0700 | [diff] [blame] | 657 | } |
msarett | e16b04a | 2015-04-15 07:32:19 -0700 | [diff] [blame] | 658 | |
msarett | 4b17fa3 | 2015-04-23 08:53:39 -0700 | [diff] [blame] | 659 | DEF_TEST(Codec_Empty, r) { |
| 660 | // Test images that should not be able to create a codec |
msarett | d0375bc | 2015-08-12 08:08:56 -0700 | [diff] [blame] | 661 | test_invalid(r, "empty_images/zero-dims.gif"); |
| 662 | test_invalid(r, "empty_images/zero-embedded.ico"); |
| 663 | test_invalid(r, "empty_images/zero-width.bmp"); |
| 664 | test_invalid(r, "empty_images/zero-height.bmp"); |
| 665 | test_invalid(r, "empty_images/zero-width.jpg"); |
| 666 | test_invalid(r, "empty_images/zero-height.jpg"); |
| 667 | test_invalid(r, "empty_images/zero-width.png"); |
| 668 | test_invalid(r, "empty_images/zero-height.png"); |
| 669 | test_invalid(r, "empty_images/zero-width.wbmp"); |
| 670 | test_invalid(r, "empty_images/zero-height.wbmp"); |
| 671 | // This image is an ico with an embedded mask-bmp. This is illegal. |
| 672 | test_invalid(r, "invalid_images/mask-bmp-ico.ico"); |
msarett | 4b17fa3 | 2015-04-23 08:53:39 -0700 | [diff] [blame] | 673 | } |
msarett | 99f567e | 2015-08-05 12:58:26 -0700 | [diff] [blame] | 674 | |
| 675 | static void test_invalid_parameters(skiatest::Reporter* r, const char path[]) { |
| 676 | SkAutoTDelete<SkStream> stream(resource(path)); |
| 677 | if (!stream) { |
| 678 | SkDebugf("Missing resource '%s'\n", path); |
| 679 | return; |
| 680 | } |
mtklein | 18300a3 | 2016-03-16 13:53:35 -0700 | [diff] [blame] | 681 | SkAutoTDelete<SkCodec> decoder(SkCodec::NewFromStream(stream.release())); |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 682 | |
msarett | 99f567e | 2015-08-05 12:58:26 -0700 | [diff] [blame] | 683 | // This should return kSuccess because kIndex8 is supported. |
| 684 | SkPMColor colorStorage[256]; |
| 685 | int colorCount; |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 686 | SkCodec::Result result = decoder->startScanlineDecode( |
| 687 | decoder->getInfo().makeColorType(kIndex_8_SkColorType), nullptr, colorStorage, &colorCount); |
| 688 | REPORTER_ASSERT(r, SkCodec::kSuccess == result); |
| 689 | // The rest of the test is uninteresting if kIndex8 is not supported |
| 690 | if (SkCodec::kSuccess != result) { |
msarett | 99f567e | 2015-08-05 12:58:26 -0700 | [diff] [blame] | 691 | return; |
| 692 | } |
| 693 | |
scroggo | d8d6855 | 2016-06-06 11:26:17 -0700 | [diff] [blame] | 694 | // This should return kInvalidParameters because, in kIndex_8 mode, we must pass in a valid |
| 695 | // colorPtr and a valid colorCountPtr. |
| 696 | result = decoder->startScanlineDecode( |
| 697 | decoder->getInfo().makeColorType(kIndex_8_SkColorType), nullptr, nullptr, nullptr); |
| 698 | REPORTER_ASSERT(r, SkCodec::kInvalidParameters == result); |
| 699 | result = decoder->startScanlineDecode( |
| 700 | decoder->getInfo().makeColorType(kIndex_8_SkColorType)); |
| 701 | REPORTER_ASSERT(r, SkCodec::kInvalidParameters == result); |
msarett | 99f567e | 2015-08-05 12:58:26 -0700 | [diff] [blame] | 702 | } |
| 703 | |
| 704 | DEF_TEST(Codec_Params, r) { |
| 705 | test_invalid_parameters(r, "index8.png"); |
| 706 | test_invalid_parameters(r, "mandrill.wbmp"); |
| 707 | } |
scroggo | cf98fa9 | 2015-11-23 08:14:40 -0800 | [diff] [blame] | 708 | |
| 709 | static void codex_test_write_fn(png_structp png_ptr, png_bytep data, png_size_t len) { |
| 710 | SkWStream* sk_stream = (SkWStream*)png_get_io_ptr(png_ptr); |
| 711 | if (!sk_stream->write(data, len)) { |
| 712 | png_error(png_ptr, "sk_write_fn Error!"); |
| 713 | } |
| 714 | } |
| 715 | |
| 716 | #ifdef PNG_READ_UNKNOWN_CHUNKS_SUPPORTED |
| 717 | DEF_TEST(Codec_pngChunkReader, r) { |
| 718 | // Create a dummy bitmap. Use unpremul RGBA for libpng. |
| 719 | SkBitmap bm; |
| 720 | const int w = 1; |
| 721 | const int h = 1; |
| 722 | const SkImageInfo bmInfo = SkImageInfo::Make(w, h, kRGBA_8888_SkColorType, |
| 723 | kUnpremul_SkAlphaType); |
| 724 | bm.setInfo(bmInfo); |
| 725 | bm.allocPixels(); |
| 726 | bm.eraseColor(SK_ColorBLUE); |
| 727 | SkMD5::Digest goodDigest; |
| 728 | md5(bm, &goodDigest); |
| 729 | |
| 730 | // Write to a png file. |
| 731 | png_structp png = png_create_write_struct(PNG_LIBPNG_VER_STRING, nullptr, nullptr, nullptr); |
| 732 | REPORTER_ASSERT(r, png); |
| 733 | if (!png) { |
| 734 | return; |
| 735 | } |
| 736 | |
| 737 | png_infop info = png_create_info_struct(png); |
| 738 | REPORTER_ASSERT(r, info); |
| 739 | if (!info) { |
| 740 | png_destroy_write_struct(&png, nullptr); |
| 741 | return; |
| 742 | } |
| 743 | |
| 744 | if (setjmp(png_jmpbuf(png))) { |
| 745 | ERRORF(r, "failed writing png"); |
| 746 | png_destroy_write_struct(&png, &info); |
| 747 | return; |
| 748 | } |
| 749 | |
| 750 | SkDynamicMemoryWStream wStream; |
| 751 | png_set_write_fn(png, (void*) (&wStream), codex_test_write_fn, nullptr); |
| 752 | |
| 753 | png_set_IHDR(png, info, (png_uint_32)w, (png_uint_32)h, 8, |
| 754 | PNG_COLOR_TYPE_RGB_ALPHA, PNG_INTERLACE_NONE, |
| 755 | PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT); |
| 756 | |
| 757 | // Create some chunks that match the Android framework's use. |
| 758 | static png_unknown_chunk gUnknowns[] = { |
msarett | 133eaaa | 2016-01-07 11:03:25 -0800 | [diff] [blame] | 759 | { "npOl", (png_byte*)"outline", sizeof("outline"), PNG_HAVE_IHDR }, |
| 760 | { "npLb", (png_byte*)"layoutBounds", sizeof("layoutBounds"), PNG_HAVE_IHDR }, |
| 761 | { "npTc", (png_byte*)"ninePatchData", sizeof("ninePatchData"), PNG_HAVE_IHDR }, |
scroggo | cf98fa9 | 2015-11-23 08:14:40 -0800 | [diff] [blame] | 762 | }; |
| 763 | |
| 764 | png_set_keep_unknown_chunks(png, PNG_HANDLE_CHUNK_ALWAYS, (png_byte*)"npOl\0npLb\0npTc\0", 3); |
| 765 | png_set_unknown_chunks(png, info, gUnknowns, SK_ARRAY_COUNT(gUnknowns)); |
| 766 | #if PNG_LIBPNG_VER < 10600 |
| 767 | /* Deal with unknown chunk location bug in 1.5.x and earlier */ |
msarett | 133eaaa | 2016-01-07 11:03:25 -0800 | [diff] [blame] | 768 | png_set_unknown_chunk_location(png, info, 0, PNG_HAVE_IHDR); |
| 769 | png_set_unknown_chunk_location(png, info, 1, PNG_HAVE_IHDR); |
scroggo | cf98fa9 | 2015-11-23 08:14:40 -0800 | [diff] [blame] | 770 | #endif |
| 771 | |
| 772 | png_write_info(png, info); |
| 773 | |
| 774 | for (int j = 0; j < h; j++) { |
| 775 | png_bytep row = (png_bytep)(bm.getAddr(0, j)); |
| 776 | png_write_rows(png, &row, 1); |
| 777 | } |
| 778 | png_write_end(png, info); |
| 779 | png_destroy_write_struct(&png, &info); |
| 780 | |
| 781 | class ChunkReader : public SkPngChunkReader { |
| 782 | public: |
| 783 | ChunkReader(skiatest::Reporter* r) |
| 784 | : fReporter(r) |
| 785 | { |
| 786 | this->reset(); |
| 787 | } |
| 788 | |
| 789 | bool readChunk(const char tag[], const void* data, size_t length) override { |
| 790 | for (size_t i = 0; i < SK_ARRAY_COUNT(gUnknowns); ++i) { |
| 791 | if (!strcmp(tag, (const char*) gUnknowns[i].name)) { |
| 792 | // Tag matches. This should have been the first time we see it. |
| 793 | REPORTER_ASSERT(fReporter, !fSeen[i]); |
| 794 | fSeen[i] = true; |
| 795 | |
| 796 | // Data and length should match |
| 797 | REPORTER_ASSERT(fReporter, length == gUnknowns[i].size); |
| 798 | REPORTER_ASSERT(fReporter, !strcmp((const char*) data, |
| 799 | (const char*) gUnknowns[i].data)); |
| 800 | return true; |
| 801 | } |
| 802 | } |
| 803 | ERRORF(fReporter, "Saw an unexpected unknown chunk."); |
| 804 | return true; |
| 805 | } |
| 806 | |
| 807 | bool allHaveBeenSeen() { |
| 808 | bool ret = true; |
| 809 | for (auto seen : fSeen) { |
| 810 | ret &= seen; |
| 811 | } |
| 812 | return ret; |
| 813 | } |
| 814 | |
| 815 | void reset() { |
| 816 | sk_bzero(fSeen, sizeof(fSeen)); |
| 817 | } |
| 818 | |
| 819 | private: |
| 820 | skiatest::Reporter* fReporter; // Unowned |
| 821 | bool fSeen[3]; |
| 822 | }; |
| 823 | |
| 824 | ChunkReader chunkReader(r); |
| 825 | |
| 826 | // Now read the file with SkCodec. |
bungeman | ffae30d | 2016-08-03 13:32:32 -0700 | [diff] [blame] | 827 | sk_sp<SkData> data(wStream.copyToData()); |
| 828 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromData(data.get(), &chunkReader)); |
scroggo | cf98fa9 | 2015-11-23 08:14:40 -0800 | [diff] [blame] | 829 | REPORTER_ASSERT(r, codec); |
| 830 | if (!codec) { |
| 831 | return; |
| 832 | } |
| 833 | |
| 834 | // Now compare to the original. |
| 835 | SkBitmap decodedBm; |
| 836 | decodedBm.setInfo(codec->getInfo()); |
| 837 | decodedBm.allocPixels(); |
| 838 | SkCodec::Result result = codec->getPixels(codec->getInfo(), decodedBm.getPixels(), |
| 839 | decodedBm.rowBytes()); |
| 840 | REPORTER_ASSERT(r, SkCodec::kSuccess == result); |
| 841 | |
| 842 | if (decodedBm.colorType() != bm.colorType()) { |
| 843 | SkBitmap tmp; |
| 844 | bool success = decodedBm.copyTo(&tmp, bm.colorType()); |
| 845 | REPORTER_ASSERT(r, success); |
| 846 | if (!success) { |
| 847 | return; |
| 848 | } |
| 849 | |
| 850 | tmp.swap(decodedBm); |
| 851 | } |
| 852 | |
| 853 | compare_to_good_digest(r, goodDigest, decodedBm); |
| 854 | REPORTER_ASSERT(r, chunkReader.allHaveBeenSeen()); |
| 855 | |
| 856 | // Decoding again will read the chunks again. |
| 857 | chunkReader.reset(); |
| 858 | REPORTER_ASSERT(r, !chunkReader.allHaveBeenSeen()); |
| 859 | result = codec->getPixels(codec->getInfo(), decodedBm.getPixels(), decodedBm.rowBytes()); |
| 860 | REPORTER_ASSERT(r, SkCodec::kSuccess == result); |
| 861 | REPORTER_ASSERT(r, chunkReader.allHaveBeenSeen()); |
| 862 | } |
| 863 | #endif // PNG_READ_UNKNOWN_CHUNKS_SUPPORTED |
scroggo | b9a1e34 | 2015-11-30 06:25:31 -0800 | [diff] [blame] | 864 | |
scroggo | db30be2 | 2015-12-08 18:54:13 -0800 | [diff] [blame] | 865 | // Stream that can only peek up to a limit |
| 866 | class LimitedPeekingMemStream : public SkStream { |
| 867 | public: |
| 868 | LimitedPeekingMemStream(SkData* data, size_t limit) |
| 869 | : fStream(data) |
| 870 | , fLimit(limit) {} |
| 871 | |
| 872 | size_t peek(void* buf, size_t bytes) const override { |
| 873 | return fStream.peek(buf, SkTMin(bytes, fLimit)); |
| 874 | } |
| 875 | size_t read(void* buf, size_t bytes) override { |
| 876 | return fStream.read(buf, bytes); |
| 877 | } |
| 878 | bool rewind() override { |
| 879 | return fStream.rewind(); |
| 880 | } |
| 881 | bool isAtEnd() const override { |
| 882 | return false; |
| 883 | } |
| 884 | private: |
| 885 | SkMemoryStream fStream; |
| 886 | const size_t fLimit; |
| 887 | }; |
| 888 | |
yujieqin | 9c7a8a4 | 2016-02-05 08:21:19 -0800 | [diff] [blame] | 889 | // Stream that is not an asset stream (!hasPosition() or !hasLength()) |
| 890 | class NotAssetMemStream : public SkStream { |
| 891 | public: |
bungeman | 38d909e | 2016-08-02 14:40:46 -0700 | [diff] [blame] | 892 | NotAssetMemStream(sk_sp<SkData> data) : fStream(std::move(data)) {} |
yujieqin | 9c7a8a4 | 2016-02-05 08:21:19 -0800 | [diff] [blame] | 893 | |
| 894 | bool hasPosition() const override { |
| 895 | return false; |
| 896 | } |
| 897 | |
| 898 | bool hasLength() const override { |
| 899 | return false; |
| 900 | } |
| 901 | |
| 902 | size_t peek(void* buf, size_t bytes) const override { |
| 903 | return fStream.peek(buf, bytes); |
| 904 | } |
| 905 | size_t read(void* buf, size_t bytes) override { |
| 906 | return fStream.read(buf, bytes); |
| 907 | } |
| 908 | bool rewind() override { |
| 909 | return fStream.rewind(); |
| 910 | } |
| 911 | bool isAtEnd() const override { |
| 912 | return fStream.isAtEnd(); |
| 913 | } |
| 914 | private: |
| 915 | SkMemoryStream fStream; |
| 916 | }; |
| 917 | |
yujieqin | f236ee4 | 2016-02-29 07:14:42 -0800 | [diff] [blame] | 918 | // Disable RAW tests for Win32. |
| 919 | #if defined(SK_CODEC_DECODES_RAW) && (!defined(_WIN32)) |
yujieqin | 9c7a8a4 | 2016-02-05 08:21:19 -0800 | [diff] [blame] | 920 | // Test that the RawCodec works also for not asset stream. This will test the code path using |
| 921 | // SkRawBufferedStream instead of SkRawAssetStream. |
yujieqin | 9c7a8a4 | 2016-02-05 08:21:19 -0800 | [diff] [blame] | 922 | DEF_TEST(Codec_raw_notseekable, r) { |
| 923 | const char* path = "dng_with_preview.dng"; |
| 924 | SkString fullPath(GetResourcePath(path)); |
bungeman | 38d909e | 2016-08-02 14:40:46 -0700 | [diff] [blame] | 925 | sk_sp<SkData> data(SkData::MakeFromFileName(fullPath.c_str())); |
yujieqin | 9c7a8a4 | 2016-02-05 08:21:19 -0800 | [diff] [blame] | 926 | if (!data) { |
| 927 | SkDebugf("Missing resource '%s'\n", path); |
| 928 | return; |
| 929 | } |
| 930 | |
bungeman | 38d909e | 2016-08-02 14:40:46 -0700 | [diff] [blame] | 931 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromStream(new NotAssetMemStream(std::move(data)))); |
yujieqin | 9c7a8a4 | 2016-02-05 08:21:19 -0800 | [diff] [blame] | 932 | REPORTER_ASSERT(r, codec); |
| 933 | |
| 934 | test_info(r, codec.get(), codec->getInfo(), SkCodec::kSuccess, nullptr); |
| 935 | } |
| 936 | #endif |
| 937 | |
scroggo | db30be2 | 2015-12-08 18:54:13 -0800 | [diff] [blame] | 938 | // Test that even if webp_parse_header fails to peek enough, it will fall back to read() |
| 939 | // + rewind() and succeed. |
| 940 | DEF_TEST(Codec_webp_peek, r) { |
| 941 | const char* path = "baby_tux.webp"; |
| 942 | SkString fullPath(GetResourcePath(path)); |
reed | fde0511 | 2016-03-11 13:02:28 -0800 | [diff] [blame] | 943 | auto data = SkData::MakeFromFileName(fullPath.c_str()); |
scroggo | db30be2 | 2015-12-08 18:54:13 -0800 | [diff] [blame] | 944 | if (!data) { |
| 945 | SkDebugf("Missing resource '%s'\n", path); |
| 946 | return; |
| 947 | } |
| 948 | |
| 949 | // The limit is less than webp needs to peek or read. |
reed | fde0511 | 2016-03-11 13:02:28 -0800 | [diff] [blame] | 950 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromStream( |
| 951 | new LimitedPeekingMemStream(data.get(), 25))); |
scroggo | db30be2 | 2015-12-08 18:54:13 -0800 | [diff] [blame] | 952 | REPORTER_ASSERT(r, codec); |
| 953 | |
scroggo | 7b5e553 | 2016-02-04 06:14:24 -0800 | [diff] [blame] | 954 | test_info(r, codec.get(), codec->getInfo(), SkCodec::kSuccess, nullptr); |
scroggo | db30be2 | 2015-12-08 18:54:13 -0800 | [diff] [blame] | 955 | |
| 956 | // Similarly, a stream which does not peek should still succeed. |
reed | fde0511 | 2016-03-11 13:02:28 -0800 | [diff] [blame] | 957 | codec.reset(SkCodec::NewFromStream(new LimitedPeekingMemStream(data.get(), 0))); |
scroggo | db30be2 | 2015-12-08 18:54:13 -0800 | [diff] [blame] | 958 | REPORTER_ASSERT(r, codec); |
| 959 | |
scroggo | 7b5e553 | 2016-02-04 06:14:24 -0800 | [diff] [blame] | 960 | test_info(r, codec.get(), codec->getInfo(), SkCodec::kSuccess, nullptr); |
scroggo | db30be2 | 2015-12-08 18:54:13 -0800 | [diff] [blame] | 961 | } |
| 962 | |
msarett | 7f7ec20 | 2016-03-01 12:12:27 -0800 | [diff] [blame] | 963 | // SkCodec's wbmp decoder was initially unnecessarily restrictive. |
| 964 | // It required the second byte to be zero. The wbmp specification allows |
| 965 | // a couple of bits to be 1 (so long as they do not overlap with 0x9F). |
| 966 | // Test that SkCodec now supports an image with these bits set. |
scroggo | b9a1e34 | 2015-11-30 06:25:31 -0800 | [diff] [blame] | 967 | DEF_TEST(Codec_wbmp, r) { |
| 968 | const char* path = "mandrill.wbmp"; |
| 969 | SkAutoTDelete<SkStream> stream(resource(path)); |
| 970 | if (!stream) { |
| 971 | SkDebugf("Missing resource '%s'\n", path); |
| 972 | return; |
| 973 | } |
| 974 | |
| 975 | // Modify the stream to contain a second byte with some bits set. |
reed | fde0511 | 2016-03-11 13:02:28 -0800 | [diff] [blame] | 976 | auto data = SkCopyStreamToData(stream); |
scroggo | b9a1e34 | 2015-11-30 06:25:31 -0800 | [diff] [blame] | 977 | uint8_t* writeableData = static_cast<uint8_t*>(data->writable_data()); |
| 978 | writeableData[1] = static_cast<uint8_t>(~0x9F); |
| 979 | |
msarett | 7f7ec20 | 2016-03-01 12:12:27 -0800 | [diff] [blame] | 980 | // SkCodec should support this. |
reed | fde0511 | 2016-03-11 13:02:28 -0800 | [diff] [blame] | 981 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromData(data.get())); |
scroggo | b9a1e34 | 2015-11-30 06:25:31 -0800 | [diff] [blame] | 982 | REPORTER_ASSERT(r, codec); |
| 983 | if (!codec) { |
| 984 | return; |
| 985 | } |
scroggo | 7b5e553 | 2016-02-04 06:14:24 -0800 | [diff] [blame] | 986 | test_info(r, codec.get(), codec->getInfo(), SkCodec::kSuccess, nullptr); |
scroggo | b9a1e34 | 2015-11-30 06:25:31 -0800 | [diff] [blame] | 987 | } |
scroggo | db30be2 | 2015-12-08 18:54:13 -0800 | [diff] [blame] | 988 | |
| 989 | // wbmp images have a header that can be arbitrarily large, depending on the |
| 990 | // size of the image. We cap the size at 65535, meaning we only need to look at |
| 991 | // 8 bytes to determine whether we can read the image. This is important |
| 992 | // because SkCodec only passes 14 bytes to SkWbmpCodec to determine whether the |
| 993 | // image is a wbmp. |
| 994 | DEF_TEST(Codec_wbmp_max_size, r) { |
| 995 | const unsigned char maxSizeWbmp[] = { 0x00, 0x00, // Header |
| 996 | 0x83, 0xFF, 0x7F, // W: 65535 |
| 997 | 0x83, 0xFF, 0x7F }; // H: 65535 |
| 998 | SkAutoTDelete<SkStream> stream(new SkMemoryStream(maxSizeWbmp, sizeof(maxSizeWbmp), false)); |
mtklein | 18300a3 | 2016-03-16 13:53:35 -0700 | [diff] [blame] | 999 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromStream(stream.release())); |
scroggo | db30be2 | 2015-12-08 18:54:13 -0800 | [diff] [blame] | 1000 | |
| 1001 | REPORTER_ASSERT(r, codec); |
| 1002 | if (!codec) return; |
| 1003 | |
| 1004 | REPORTER_ASSERT(r, codec->getInfo().width() == 65535); |
| 1005 | REPORTER_ASSERT(r, codec->getInfo().height() == 65535); |
| 1006 | |
| 1007 | // Now test an image which is too big. Any image with a larger header (i.e. |
| 1008 | // has bigger width/height) is also too big. |
| 1009 | const unsigned char tooBigWbmp[] = { 0x00, 0x00, // Header |
| 1010 | 0x84, 0x80, 0x00, // W: 65536 |
| 1011 | 0x84, 0x80, 0x00 }; // H: 65536 |
| 1012 | stream.reset(new SkMemoryStream(tooBigWbmp, sizeof(tooBigWbmp), false)); |
mtklein | 18300a3 | 2016-03-16 13:53:35 -0700 | [diff] [blame] | 1013 | codec.reset(SkCodec::NewFromStream(stream.release())); |
scroggo | db30be2 | 2015-12-08 18:54:13 -0800 | [diff] [blame] | 1014 | |
| 1015 | REPORTER_ASSERT(r, !codec); |
| 1016 | } |
msarett | 2812f03 | 2016-07-18 15:56:08 -0700 | [diff] [blame] | 1017 | |
| 1018 | DEF_TEST(Codec_jpeg_rewind, r) { |
| 1019 | const char* path = "mandrill_512_q075.jpg"; |
| 1020 | SkAutoTDelete<SkStream> stream(resource(path)); |
| 1021 | if (!stream) { |
| 1022 | SkDebugf("Missing resource '%s'\n", path); |
| 1023 | return; |
| 1024 | } |
| 1025 | SkAutoTDelete<SkAndroidCodec> codec(SkAndroidCodec::NewFromStream(stream.release())); |
| 1026 | if (!codec) { |
| 1027 | ERRORF(r, "Unable to create codec '%s'.", path); |
| 1028 | return; |
| 1029 | } |
| 1030 | |
| 1031 | const int width = codec->getInfo().width(); |
| 1032 | const int height = codec->getInfo().height(); |
| 1033 | size_t rowBytes = sizeof(SkPMColor) * width; |
| 1034 | SkAutoMalloc pixelStorage(height * rowBytes); |
| 1035 | |
| 1036 | // Perform a sampled decode. |
| 1037 | SkAndroidCodec::AndroidOptions opts; |
| 1038 | opts.fSampleSize = 12; |
| 1039 | codec->getAndroidPixels(codec->getInfo().makeWH(width / 12, height / 12), pixelStorage.get(), |
| 1040 | rowBytes, &opts); |
| 1041 | |
| 1042 | // Rewind the codec and perform a full image decode. |
| 1043 | SkCodec::Result result = codec->getPixels(codec->getInfo(), pixelStorage.get(), rowBytes); |
| 1044 | REPORTER_ASSERT(r, SkCodec::kSuccess == result); |
| 1045 | } |
msarett | 549ca32 | 2016-08-17 08:54:08 -0700 | [diff] [blame] | 1046 | |
msarett | 35bb74b | 2016-08-22 07:41:28 -0700 | [diff] [blame^] | 1047 | static void check_color_xform(skiatest::Reporter* r, const char* path) { |
| 1048 | SkAutoTDelete<SkAndroidCodec> codec(SkAndroidCodec::NewFromStream(resource(path))); |
| 1049 | |
| 1050 | SkAndroidCodec::AndroidOptions opts; |
| 1051 | opts.fSampleSize = 3; |
| 1052 | const int subsetWidth = codec->getInfo().width() / 2; |
| 1053 | const int subsetHeight = codec->getInfo().height() / 2; |
| 1054 | SkIRect subset = SkIRect::MakeWH(subsetWidth, subsetHeight); |
| 1055 | opts.fSubset = ⊂ |
| 1056 | |
| 1057 | const int dstWidth = subsetWidth / opts.fSampleSize; |
| 1058 | const int dstHeight = subsetHeight / opts.fSampleSize; |
| 1059 | sk_sp<SkData> data = SkData::MakeFromFileName( |
| 1060 | GetResourcePath("icc_profiles/HP_ZR30w.icc").c_str()); |
| 1061 | sk_sp<SkColorSpace> colorSpace = SkColorSpace::NewICC(data->data(), data->size()); |
| 1062 | SkImageInfo dstInfo = codec->getInfo().makeWH(dstWidth, dstHeight) |
| 1063 | .makeColorType(kN32_SkColorType) |
| 1064 | .makeColorSpace(colorSpace); |
| 1065 | |
| 1066 | size_t rowBytes = dstInfo.minRowBytes(); |
| 1067 | SkAutoMalloc pixelStorage(dstInfo.getSafeSize(rowBytes)); |
| 1068 | SkCodec::Result result = codec->getAndroidPixels(dstInfo, pixelStorage.get(), rowBytes, &opts); |
| 1069 | REPORTER_ASSERT(r, SkCodec::kSuccess == result); |
| 1070 | } |
| 1071 | |
| 1072 | DEF_TEST(Codec_ColorXform, r) { |
| 1073 | check_color_xform(r, "mandrill_512_q075.jpg"); |
| 1074 | check_color_xform(r, "mandrill_512.png"); |
| 1075 | } |
| 1076 | |
msarett | 549ca32 | 2016-08-17 08:54:08 -0700 | [diff] [blame] | 1077 | DEF_TEST(Codec_Png565, r) { |
| 1078 | // Create an arbitrary 565 bitmap. |
| 1079 | const char* path = "mandrill_512_q075.jpg"; |
| 1080 | SkAutoTDelete<SkStream> stream(resource(path)); |
| 1081 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromStream(stream.release())); |
| 1082 | SkImageInfo info565 = codec->getInfo().makeColorType(kRGB_565_SkColorType); |
| 1083 | SkBitmap bm1; |
| 1084 | bm1.allocPixels(info565); |
| 1085 | SkCodec::Result result = codec->getPixels(info565, bm1.getPixels(), bm1.rowBytes()); |
| 1086 | REPORTER_ASSERT(r, SkCodec::kSuccess == result); |
| 1087 | |
| 1088 | // Encode the image to png. |
| 1089 | sk_sp<SkData> data = |
| 1090 | sk_sp<SkData>(SkImageEncoder::EncodeData(bm1, SkImageEncoder::kPNG_Type, 100)); |
| 1091 | |
| 1092 | // Prepare to decode. The codec should recognize that the PNG is 565. |
| 1093 | codec.reset(SkCodec::NewFromData(data.get())); |
| 1094 | REPORTER_ASSERT(r, kRGB_565_SkColorType == codec->getInfo().colorType()); |
| 1095 | REPORTER_ASSERT(r, kOpaque_SkAlphaType == codec->getInfo().alphaType()); |
| 1096 | |
| 1097 | SkBitmap bm2; |
| 1098 | bm2.allocPixels(codec->getInfo()); |
| 1099 | result = codec->getPixels(codec->getInfo(), bm2.getPixels(), bm2.rowBytes()); |
| 1100 | REPORTER_ASSERT(r, SkCodec::kSuccess == result); |
| 1101 | |
| 1102 | SkMD5::Digest d1, d2; |
| 1103 | md5(bm1, &d1); |
| 1104 | md5(bm2, &d2); |
| 1105 | REPORTER_ASSERT(r, d1 == d2); |
| 1106 | } |