| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "include/codec/SkCodec.h" |
| #include "include/core/SkBitmap.h" |
| #include "include/core/SkColorSpace.h" |
| #include "include/core/SkColorType.h" |
| #include "include/core/SkData.h" |
| #include "include/core/SkEncodedImageFormat.h" |
| #include "include/core/SkImageEncoder.h" |
| #include "include/core/SkImageInfo.h" |
| #include "include/core/SkStream.h" |
| #include "tests/Test.h" |
| #include "tools/Resources.h" |
| #include "tools/ToolUtils.h" |
| |
| #include <memory> |
| #include <utility> |
| |
| DEF_TEST(AlphaEncodedInfo, r) { |
| auto codec = SkCodec::MakeFromStream(GetResourceAsStream("images/grayscale.jpg")); |
| REPORTER_ASSERT(r, codec->getInfo().colorType() == kGray_8_SkColorType); |
| |
| SkBitmap bm; |
| bm.allocPixels(codec->getInfo().makeColorType(kAlpha_8_SkColorType).makeColorSpace(nullptr)); |
| auto result = codec->getPixels(codec->getInfo(), bm.getPixels(), bm.rowBytes()); |
| REPORTER_ASSERT(r, result == SkCodec::kSuccess); |
| |
| auto data = SkEncodeBitmap(bm, SkEncodedImageFormat::kPNG, 100); |
| REPORTER_ASSERT(r, data); |
| |
| codec = SkCodec::MakeFromData(std::move(data)); |
| REPORTER_ASSERT(r, codec); |
| // TODO: Make SkEncodedInfo public and compare to its version of kAlpha_8. |
| REPORTER_ASSERT(r, codec->getInfo().colorType() == kAlpha_8_SkColorType); |
| |
| SkBitmap bm2; |
| bm2.allocPixels(codec->getInfo().makeColorSpace(nullptr)); |
| result = codec->getPixels(bm2.pixmap()); |
| REPORTER_ASSERT(r, result == SkCodec::kSuccess); |
| |
| REPORTER_ASSERT(r, ToolUtils::equal_pixels(bm.pixmap(), bm2.pixmap())); |
| } |