1 /*
2 * Copyright 2017 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 "include/codec/SkAndroidCodec.h"
9 #include "include/core/SkAlphaType.h"
10 #include "include/core/SkBitmap.h"
11 #include "include/core/SkColor.h"
12 #include "include/core/SkColorSpace.h"
13 #include "include/core/SkColorType.h"
14 #include "include/core/SkData.h"
15 #include "include/core/SkDataTable.h"
16 #include "include/core/SkImageInfo.h"
17 #include "include/core/SkStream.h"
18 #include "include/encode/SkPngEncoder.h"
19 #include "tests/Test.h"
20
21 #include <memory>
22 #include <utility>
23
DEF_TEST(Codec_recommendedF16,r)24 DEF_TEST(Codec_recommendedF16, r) {
25 // Encode an F16 bitmap. SkPngEncoder will encode this to a true-color PNG
26 // with a bit depth of 16. SkAndroidCodec should always recommend F16 for
27 // such a PNG.
28 SkBitmap bm;
29 bm.allocPixels(SkImageInfo::Make(10, 10, kRGBA_F16_SkColorType,
30 kPremul_SkAlphaType, SkColorSpace::MakeSRGB()));
31 // What is drawn is not important.
32 bm.eraseColor(SK_ColorBLUE);
33
34 SkDynamicMemoryWStream wstream;
35 REPORTER_ASSERT(r, SkPngEncoder::Encode(&wstream, bm.pixmap(), {}));
36 auto data = wstream.detachAsData();
37 auto androidCodec = SkAndroidCodec::MakeFromData(std::move(data));
38 if (!androidCodec) {
39 ERRORF(r, "Failed to create SkAndroidCodec");
40 return;
41 }
42
43 REPORTER_ASSERT(r, androidCodec->computeOutputColorType(kN32_SkColorType)
44 == kRGBA_F16_SkColorType);
45 }
46